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C/C++ Source or Header  |  2002-09-08  |  191KB  |  5,596 lines
  1. // Name:        windows.cpp
  2. // Purpose:     wxWindow
  3. // Author:      David Webster
  4. // Modified by:
  5. // Created:     10/12/99
  6. // RCS-ID:      $Id: WINDOW.CPP,v 1.112 2002/09/08 10:51:49 SN Exp $
  7. // Copyright:   (c) David Webster
  8. // Licence:     wxWindows licence
  9. /////////////////////////////////////////////////////////////////////////////
  10.  
  11. //
  12. // For compilers that support precompilation, includes "wx.h".
  13. //
  14. #include "wx/wxprec.h"
  15.  
  16. #ifndef WX_PRECOMP
  17.     #define INCL_DOS
  18.     #define INCL_PM
  19.     #include <os2.h>
  20.     #include "wx/window.h"
  21.     #include "wx/accel.h"
  22.     #include "wx/setup.h"
  23.     #include "wx/menu.h"
  24.     #include "wx/dc.h"
  25.     #include "wx/dcclient.h"
  26.     #include "wx/utils.h"
  27.     #include "wx/app.h"
  28.     #include "wx/panel.h"
  29.     #include "wx/layout.h"
  30.     #include "wx/checkbox.h"
  31.     #include "wx/combobox.h"
  32.     #include "wx/dialog.h"
  33.     #include "wx/frame.h"
  34.     #include "wx/listbox.h"
  35.     #include "wx/button.h"
  36.     #include "wx/msgdlg.h"
  37.     #include "wx/scrolwin.h"
  38.     #include "wx/radiobox.h"
  39.     #include "wx/radiobut.h"
  40.     #include "wx/slider.h"
  41.     #include "wx/statbox.h"
  42.     #include "wx/statusbr.h"
  43.     #include "wx/toolbar.h"
  44.     #include "wx/settings.h"
  45.     #include <stdio.h>
  46. #endif
  47.  
  48. #if     wxUSE_OWNER_DRAWN
  49.     #include "wx/ownerdrw.h"
  50. #endif
  51.  
  52. #if     wxUSE_DRAG_AND_DROP
  53.     #include "wx/dnd.h"
  54. #endif
  55.  
  56. #include "wx/menuitem.h"
  57. #include "wx/log.h"
  58.  
  59. #include "wx/os2/private.h"
  60.  
  61. #if wxUSE_TOOLTIPS
  62.     #include "wx/tooltip.h"
  63. #endif
  64.  
  65. #if wxUSE_NOTEBOOK
  66.     #include "wx/notebook.h"
  67. #endif
  68.  
  69. #if wxUSE_CARET
  70.     #include "wx/caret.h"
  71. #endif // wxUSE_CARET
  72.  
  73. #include "wx/intl.h"
  74. #include "wx/log.h"
  75.  
  76.  
  77. #include "wx/textctrl.h"
  78.  
  79. #include <string.h>
  80.  
  81. //
  82. // Place compiler, OS specific includes here
  83. //
  84.  
  85. //
  86. // Standard macros -- these are for OS/2 PM, but most GUI's have something similar
  87. //
  88. #ifndef GET_X_LPARAM
  89. //
  90. //  SHORT1FROMMP -- LOWORD
  91. //
  92.     #define GET_X_LPARAM(mp) ((unsigned short)(unsigned long)(mp))
  93. //
  94. //  SHORT2FROMMP -- HIWORD
  95. //
  96.     #define GET_Y_LPARAM(mp) ((unsigned short)(unsigned long)(mp >> 16))
  97. #endif // GET_X_LPARAM
  98.  
  99. #ifndef CW_USEDEFAULT
  100. #  define CW_USEDEFAULT    ((int)0x80000000)
  101. #endif
  102.  
  103. #ifndef VK_OEM_1
  104.     #define VK_OEM_1        0xBA
  105.     #define VK_OEM_PLUS     0xBB
  106.     #define VK_OEM_COMMA    0xBC
  107.     #define VK_OEM_MINUS    0xBD
  108.     #define VK_OEM_PERIOD   0xBE
  109.     #define VK_OEM_2        0xBF
  110.     #define VK_OEM_3        0xC0
  111.     #define VK_OEM_4        0xDB
  112.     #define VK_OEM_5        0xDC
  113.     #define VK_OEM_6        0xDD
  114.     #define VK_OEM_7        0xDE
  115. #endif
  116.  
  117. // ---------------------------------------------------------------------------
  118. // global variables
  119. // ---------------------------------------------------------------------------
  120.  
  121. //
  122. // The last PM message we got (MT-UNSAFE)
  123. //
  124. QMSG                      s_currentMsg;
  125.  
  126. #if wxUSE_MENUS_NATIVE
  127. wxMenu*                   wxCurrentPopupMenu = NULL;
  128. #endif // wxUSE_MENUS_NATIVE
  129.  
  130. wxList*                   wxWinHandleList = NULL;
  131.  
  132. // ---------------------------------------------------------------------------
  133. // private functions
  134. // ---------------------------------------------------------------------------
  135.  
  136. //
  137. // the window proc for all our windows; most gui's have something similar
  138. //
  139. MRESULT EXPENTRY wxWndProc( HWND hWnd
  140.                            ,ULONG message
  141.                            ,MPARAM mp1
  142.                            ,MPARAM mp2
  143.                           );
  144.  
  145. #ifdef  __WXDEBUG__
  146.     const char *wxGetMessageName(int message);
  147. #endif  //__WXDEBUG__
  148.  
  149. wxWindowOS2* FindWindowForMouseEvent( wxWindow* pWin
  150.                                      ,short*    pnX
  151.                                      ,short*    pnY
  152.                                     );
  153. void         wxRemoveHandleAssociation(wxWindowOS2* pWin);
  154. void         wxAssociateWinWithHandle( HWND         hWnd
  155.                                       ,wxWindowOS2* pWin
  156.                                      );
  157. wxWindow* wxFindWinFromHandle(WXHWND hWnd);
  158.  
  159. //
  160. // get the current state of SHIFT/CTRL keys
  161. //
  162. static inline bool IsShiftDown() { return (::WinGetKeyState(HWND_DESKTOP, VK_SHIFT) & 0x8000) != 0; }
  163. static inline bool IsCtrlDown() { return (::WinGetKeyState(HWND_DESKTOP, VK_CTRL) & 0x8000) != 0; }
  164.  
  165. static wxWindow*                    gpWinBeingCreated = NULL;
  166.  
  167. // ---------------------------------------------------------------------------
  168. // event tables
  169. // ---------------------------------------------------------------------------
  170.  
  171. // in wxUniv-OS/2 this class is abstract because it doesn't have DoPopupMenu()
  172. // method
  173. #ifdef __WXUNIVERSAL__
  174.     IMPLEMENT_ABSTRACT_CLASS(wxWindowOS2, wxWindowBase)
  175. #else // __WXPM__
  176.     IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase)
  177. #endif // __WXUNIVERSAL__/__WXPM__
  178.  
  179. BEGIN_EVENT_TABLE(wxWindowOS2, wxWindowBase)
  180.     EVT_ERASE_BACKGROUND(wxWindowOS2::OnEraseBackground)
  181.     EVT_SYS_COLOUR_CHANGED(wxWindowOS2::OnSysColourChanged)
  182.     EVT_INIT_DIALOG(wxWindowOS2::OnInitDialog)
  183.     EVT_IDLE(wxWindowOS2::OnIdle)
  184.     EVT_SET_FOCUS(wxWindowOS2::OnSetFocus)
  185. END_EVENT_TABLE()
  186.  
  187. // ===========================================================================
  188. // implementation
  189. // ===========================================================================
  190.  
  191. // ---------------------------------------------------------------------------
  192. // wxWindow utility functions
  193. // ---------------------------------------------------------------------------
  194.  
  195. //
  196. // Find an item given the PM Window id
  197. //
  198. wxWindow* wxWindowOS2::FindItem(
  199.   long                              lId
  200. ) const
  201. {
  202. #if wxUSE_CONTROLS
  203.     wxControl*                      pItem = wxDynamicCast(this, wxControl);
  204.  
  205.     if (pItem)
  206.     {
  207.         //
  208.         // I it we or one of our "internal" children?
  209.         //
  210.         if (pItem->GetId() == lId
  211. #ifndef __WXUNIVERSAL__
  212.             || (pItem->GetSubcontrols().Index(lId) != wxNOT_FOUND)
  213. #endif
  214.             )
  215.         {
  216.             return pItem;
  217.         }
  218.     }
  219. #endif // wxUSE_CONTROLS
  220.  
  221.     wxWindowList::Node*             pCurrent = GetChildren().GetFirst();
  222.  
  223.     while (pCurrent)
  224.     {
  225.         wxWindow*                   pChildWin = pCurrent->GetData();
  226.         wxWindow*                   pWnd = pChildWin->FindItem(lId);
  227.  
  228.         if (pWnd)
  229.             return pWnd;
  230.  
  231.         pCurrent = pCurrent->GetNext();
  232.     }
  233.     return(NULL);
  234. } // end of wxWindowOS2::FindItem
  235.  
  236. //
  237. // Find an item given the PM Window handle
  238. //
  239. wxWindow* wxWindowOS2::FindItemByHWND(
  240.   WXHWND                            hWnd
  241. , bool                              bControlOnly
  242. ) const
  243. {
  244.     wxWindowList::Node*             pCurrent = GetChildren().GetFirst();
  245.  
  246.     while (pCurrent)
  247.     {
  248.         wxWindow*                   pParent = pCurrent->GetData();
  249.  
  250.         //
  251.         // Do a recursive search.
  252.         //
  253.         wxWindow*                   pWnd = pParent->FindItemByHWND(hWnd);
  254.  
  255.         if (pWnd)
  256.             return(pWnd);
  257.  
  258.         if (!bControlOnly
  259. #if wxUSE_CONTROLS
  260.             || pParent->IsKindOf(CLASSINFO(wxControl))
  261. #endif // wxUSE_CONTROLS
  262.             )
  263.         {
  264.             wxWindow*               pItem = pCurrent->GetData();
  265.  
  266.             if (pItem->GetHWND() == hWnd)
  267.                 return(pItem);
  268.             else
  269.             {
  270.                 if (pItem->ContainsHWND(hWnd))
  271.                     return(pItem);
  272.             }
  273.         }
  274.         pCurrent = pCurrent->GetNext();
  275.     }
  276.     return(NULL);
  277. } // end of wxWindowOS2::FindItemByHWND
  278.  
  279. //
  280. // Default command handler
  281. //
  282. bool wxWindowOS2::OS2Command(
  283.   WXUINT                            WXUNUSED(uParam)
  284. , WXWORD                            WXUNUSED(uId)
  285. )
  286. {
  287.     return(FALSE);
  288. }
  289.  
  290. // ----------------------------------------------------------------------------
  291. // constructors and such
  292. // ----------------------------------------------------------------------------
  293.  
  294. void wxWindowOS2::Init()
  295. {
  296.     //
  297.     // Generic
  298.     //
  299.     InitBase();
  300.  
  301.     //
  302.     // PM specific
  303.     //
  304.     m_bWinCaptured = FALSE;
  305.  
  306.     m_isBeingDeleted        = FALSE;
  307.     m_fnOldWndProc          = NULL;
  308.     m_bUseCtl3D             = FALSE;
  309.     m_bMouseInWindow        = FALSE;
  310.     m_bLastKeydownProcessed = FALSE;
  311.     m_pChildrenDisabled     = NULL;
  312.  
  313.     //
  314.     // wxWnd
  315.     //
  316.     m_hMenu             = 0L;
  317.     m_hWnd              = 0L;
  318.     m_hWndScrollBarHorz = 0L;
  319.     m_hWndScrollBarVert = 0L;
  320.  
  321.     memset(&m_vWinSwp, '\0', sizeof (SWP));
  322.  
  323.     //
  324.     // Pass WM_GETDLGCODE to DefWindowProc()
  325.     //
  326.     m_lDlgCode = 0;
  327.  
  328.     m_nXThumbSize = 0;
  329.     m_nYThumbSize = 0;
  330.     m_bBackgroundTransparent = FALSE;
  331.  
  332.     //
  333.     // As all windows are created with WS_VISIBLE style...
  334.     //
  335.     m_isShown = TRUE;
  336.  
  337. #if wxUSE_MOUSEEVENT_HACK
  338.     m_lLastMouseX =
  339.     m_lLastMouseY = -1;
  340.     m_nLastMouseEvent = -1;
  341. #endif // wxUSE_MOUSEEVENT_HACK
  342. } // wxWindowOS2::Init
  343.  
  344. //
  345. // Destructor
  346. //
  347. wxWindowOS2::~wxWindowOS2()
  348. {
  349.     m_isBeingDeleted = TRUE;
  350.  
  351.     for (wxWindow* pWin = GetParent(); pWin; pWin = pWin->GetParent())
  352.     {
  353.         wxTopLevelWindow*           pFrame = wxDynamicCast(pWin, wxTopLevelWindow);
  354.  
  355.         if (pFrame)
  356.         {
  357.             if (pFrame->GetLastFocus() == this)
  358.                 pFrame->SetLastFocus(NULL);
  359.         }
  360.     }
  361.  
  362.     DestroyChildren();
  363.  
  364.     if (m_parent)
  365.         m_parent->RemoveChild(this);
  366.  
  367.     if (m_hWnd)
  368.     {
  369.         if(!::WinDestroyWindow(GetHWND()))
  370.             wxLogLastError(wxT("DestroyWindow"));
  371.         //
  372.         // remove hWnd <-> wxWindow association
  373.         //
  374.         wxRemoveHandleAssociation(this);
  375.     }
  376.     delete m_pChildrenDisabled;
  377. } // end of wxWindowOS2::~wxWindowOS2
  378.  
  379. // real construction (Init() must have been called before!)
  380. bool wxWindowOS2::Create(
  381.   wxWindow*                         pParent
  382. , wxWindowID                        vId
  383. , const wxPoint&                    rPos
  384. , const wxSize&                     rSize
  385. , long                              lStyle
  386. , const wxString&                   rName
  387. )
  388. {
  389.     HWND                            hParent = NULLHANDLE;
  390.     ULONG                           ulCreateFlags = 0;
  391.     WXDWORD                         dwExStyle = 0;
  392.  
  393.     wxCHECK_MSG(pParent, FALSE, wxT("can't create wxWindow without parent"));
  394.  
  395. #if wxUSE_STATBOX
  396.     //
  397.     // wxGTK doesn't allow to create controls with static box as the parent so
  398.     // this will result in a crash when the program is ported to wxGTK - warn
  399.     // about it
  400.     //
  401.     // the correct solution is to create the controls as siblings of the
  402.     // static box
  403.     //
  404.     wxASSERT_MSG( !wxDynamicCast(pParent, wxStaticBox),
  405.                   _T("wxStaticBox can't be used as a window parent!") );
  406. #endif // wxUSE_STATBOX
  407.  
  408.     if ( !CreateBase( pParent
  409.                      ,vId
  410.                      ,rPos
  411.                      ,rSize
  412.                      ,lStyle
  413.                      ,wxDefaultValidator
  414.                      ,rName
  415.                     ))
  416.         return(FALSE);
  417.  
  418.     if (pParent)
  419.     {
  420.         int                         nTempy;
  421.  
  422.         pParent->AddChild(this);
  423.         hParent = GetWinHwnd(pParent);
  424.  
  425.         if ( pParent->IsKindOf(CLASSINFO(wxGenericScrolledWindow)) ||
  426.              pParent->IsKindOf(CLASSINFO(wxScrolledWindow))
  427.            )
  428.             ulCreateFlags |= WS_CLIPSIBLINGS;
  429.     }
  430.  
  431.     //
  432.     // Most wxSTYLES are really PM Class specific styles and will be
  433.     // set in those class create procs.  PM's basic windows styles are
  434.     // very limited.
  435.     //
  436.     ulCreateFlags |=  OS2GetCreateWindowFlags(&dwExStyle);
  437.  
  438.  
  439. #ifdef __WXUNIVERSAL__
  440.     // no 3d effects, we draw them ourselves
  441.     WXDWORD exStyle = 0;
  442. #endif // !wxUniversal
  443.     if (lStyle & wxPOPUP_WINDOW)
  444.     {
  445.         ulCreateFlags &= ~WS_VISIBLE;
  446.         m_isShown = FALSE;
  447.     }
  448.     else
  449.     {
  450.         ulCreateFlags |= WS_VISIBLE;
  451.     }
  452.  
  453.     //
  454.     // Generic OS/2 Windows have no Control Data but other classes
  455.     // that call OS2Create may have some.
  456.     //
  457.     return(OS2Create( (PSZ)wxCanvasClassName
  458.                      ,rName.c_str()
  459.                      ,ulCreateFlags
  460.                      ,rPos
  461.                      ,rSize
  462.                      ,NULL         // Control Data
  463.                      ,dwExStyle
  464.                      ,TRUE         // Child
  465.                     ));
  466. } // end of wxWindowOS2::Create
  467.  
  468. // ---------------------------------------------------------------------------
  469. // basic operations
  470. // ---------------------------------------------------------------------------
  471.  
  472. void wxWindowOS2::SetFocus()
  473. {
  474.     HWND                            hWnd = GetHwnd();
  475.     wxCHECK_RET( hWnd, _T("can't set focus to invalid window") );
  476.  
  477.     if (hWnd)
  478.         ::WinSetFocus(HWND_DESKTOP, hWnd);
  479. } // end of wxWindowOS2::SetFocus
  480.  
  481. void wxWindowOS2::SetFocusFromKbd()
  482. {
  483.     //
  484.     // Nothing else to do under OS/2
  485.     //
  486.     wxWindowBase::SetFocusFromKbd();
  487. } // end of wxWindowOS2::SetFocus
  488.  
  489. wxWindow* wxWindowBase::FindFocus()
  490. {
  491.     HWND                            hWnd = ::WinQueryFocus(HWND_DESKTOP);
  492.  
  493.     if (hWnd)
  494.     {
  495.         return wxFindWinFromHandle((WXHWND)hWnd);
  496.     }
  497.     return NULL;
  498. } // wxWindowBase::FindFocus
  499.  
  500. bool wxWindowOS2::Enable(
  501.   bool                              bEnable
  502. )
  503. {
  504.     if (!wxWindowBase::Enable(bEnable))
  505.         return(FALSE);
  506.  
  507.     HWND                            hWnd = GetHwnd();
  508.  
  509.     if ( hWnd )
  510.         ::WinEnableWindow(hWnd, (BOOL)bEnable);
  511.  
  512.     wxWindowList::Node*             pNode = GetChildren().GetFirst();
  513.  
  514.     while (pNode)
  515.     {
  516.         wxWindow*                   pChild = pNode->GetData();
  517.  
  518.         if (bEnable)
  519.         {
  520.             //
  521.             // Enable the child back unless it had been disabled before us
  522.             //
  523.             if (!m_pChildrenDisabled || !m_pChildrenDisabled->Find(pChild))
  524.                 pChild->Enable();
  525.         }
  526.         else // we're being disabled
  527.         {
  528.             if (pChild->IsEnabled())
  529.             {
  530.                 //
  531.                 // Disable it as children shouldn't stay enabled while the
  532.                 // parent is not
  533.                 //
  534.                 pChild->Disable();
  535.             }
  536.             else // child already disabled, remember it
  537.             {
  538.                 //
  539.                 // Have we created the list of disabled children already?
  540.                 //
  541.                 if (!m_pChildrenDisabled)
  542.                     m_pChildrenDisabled = new wxWindowList;
  543.                 m_pChildrenDisabled->Append(pChild);
  544.             }
  545.         }
  546.         pNode = pNode->GetNext();
  547.     }
  548.     if (bEnable && m_pChildrenDisabled)
  549.     {
  550.         //
  551.         // We don't need this list any more, don't keep unused memory
  552.         //
  553.         delete m_pChildrenDisabled;
  554.         m_pChildrenDisabled = NULL;
  555.     }
  556.     return TRUE;
  557. } // end of wxWindowOS2::Enable
  558.  
  559. bool wxWindowOS2::Show(
  560.   bool                              bShow
  561. )
  562. {
  563.     if (!wxWindowBase::Show(bShow))
  564.         return(FALSE);
  565.  
  566.     HWND                            hWnd = GetHwnd();
  567.  
  568.     ::WinShowWindow(hWnd, bShow);
  569.  
  570.     if (bShow)
  571.     {
  572.         ::WinSetWindowPos(hWnd, HWND_TOP, 0, 0, 0, 0, SWP_ACTIVATE | SWP_ZORDER);
  573.     }
  574.     return TRUE;
  575. } // end of wxWindowOS2::Show
  576.  
  577. void wxWindowOS2::Raise()
  578. {
  579.     ::WinSetWindowPos(GetHwnd(), HWND_TOP, 0, 0, 0, 0, SWP_ZORDER | SWP_ACTIVATE);
  580. } // end of wxWindowOS2::Raise
  581.  
  582. void wxWindowOS2::Lower()
  583. {
  584.     ::WinSetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0, SWP_ZORDER | SWP_DEACTIVATE);
  585. } // end of wxWindowOS2::Lower
  586.  
  587. void wxWindowOS2::SetTitle(
  588.   const wxString&                   rTitle
  589. )
  590. {
  591.     ::WinSetWindowText(GetHwnd(), rTitle.c_str());
  592. } // end of wxWindowOS2::SetTitle
  593.  
  594. wxString wxWindowOS2::GetTitle() const
  595. {
  596.     return wxGetWindowText(GetHWND());
  597. } // end of wxWindowOS2::GetTitle
  598.  
  599. void wxWindowOS2::DoCaptureMouse()
  600. {
  601.     HWND                            hWnd = GetHwnd();
  602.  
  603.     if (hWnd && !m_bWinCaptured)
  604.     {
  605.         ::WinSetCapture(HWND_DESKTOP, hWnd);
  606.         m_bWinCaptured = TRUE;
  607.     }
  608. } // end of wxWindowOS2::GetTitle
  609.  
  610. void wxWindowOS2::DoReleaseMouse()
  611. {
  612.     if (m_bWinCaptured)
  613.     {
  614.         ::WinSetCapture(HWND_DESKTOP, NULLHANDLE);
  615.         m_bWinCaptured = FALSE;
  616.     }
  617. } // end of wxWindowOS2::ReleaseMouse
  618.  
  619. /* static */ wxWindow* wxWindowBase::GetCapture()
  620. {
  621.     HWND hwnd = ::WinQueryCapture(HWND_DESKTOP);
  622.     return hwnd ? wxFindWinFromHandle((WXHWND)hwnd) : (wxWindow *)NULL;
  623. } // end of wxWindowBase::GetCapture
  624.  
  625. bool wxWindowOS2::SetFont(
  626.   const wxFont&                     rFont
  627. )
  628. {
  629.     if (!wxWindowBase::SetFont(rFont))
  630.     {
  631.         // nothing to do
  632.         return(FALSE);
  633.     }
  634.  
  635.     HWND                            hWnd = GetHwnd();
  636.  
  637.     wxOS2SetFont( hWnd
  638.                  ,rFont
  639.                 );
  640.     return(TRUE);
  641. } // end of wxWindowOS2::SetFont
  642.  
  643. bool wxWindowOS2::SetCursor(
  644.   const wxCursor&                   rCursor
  645. ) // check if base implementation is OK
  646. {
  647.     if ( !wxWindowBase::SetCursor(rCursor))
  648.     {
  649.         // no change
  650.         return FALSE;
  651.     }
  652.  
  653.     if ( m_cursor.Ok() ) {
  654.         HWND                            hWnd = GetHwnd();
  655.         POINTL                          vPoint;
  656.         RECTL                           vRect;
  657.  
  658.         ::WinQueryPointerPos(HWND_DESKTOP, &vPoint);
  659.         ::WinQueryWindowRect(hWnd, &vRect);
  660.  
  661.         if (::WinPtInRect(vHabmain, &vRect, &vPoint) && !wxIsBusy())
  662.         {
  663.             ::WinSetPointer(HWND_DESKTOP, (HPOINTER)m_cursor.GetHCURSOR());
  664.         }
  665.     }
  666.     return TRUE;
  667. } // end of wxWindowOS2::SetCursor
  668.  
  669. void wxWindowOS2::WarpPointer(
  670.   int                               nXPos
  671. , int                               nYPos
  672. )
  673. {
  674.     int                             nX = nXPos;
  675.     int                             nY = nYPos;
  676.     RECTL                           vRect;
  677.  
  678.     ::WinQueryWindowRect(GetHwnd(), &vRect);
  679.     nX += vRect.xLeft;
  680.     nY += vRect.yBottom;
  681.  
  682.     ::WinSetPointerPos(HWND_DESKTOP, (LONG)nX, (LONG)(nY));
  683. } // end of wxWindowOS2::WarpPointer
  684.  
  685. #if WXWIN_COMPATIBILITY
  686. void wxWindowOS2::OS2DeviceToLogical (float *x, float *y) const
  687. {
  688. }
  689. #endif // WXWIN_COMPATIBILITY
  690.  
  691. // ---------------------------------------------------------------------------
  692. // scrolling stuff
  693. // ---------------------------------------------------------------------------
  694.  
  695. #if WXWIN_COMPATIBILITY
  696. void wxWindowOS2::SetScrollRange(
  697.   int                               nOrient
  698. , int                               nRange
  699. , bool                              bRefresh
  700. )
  701. {
  702.     int                             nRange1 = nRange;
  703.     int                             nPageSize = GetScrollPage(nOrient);
  704.  
  705.     if (nPpageSize > 1 && nRange > 0)
  706.     {
  707.         nRange1 += (nPageSize - 1);
  708.     }
  709.  
  710.     if (nOrient == wxHORIZONTAL)
  711.     {
  712.         ::WinSendMsg(m_hWndScrollBarHorz, SBM_SETSCROLLBAR, (MPARAM)0, MPFROM2SHORT(0, (SHORT)nRange1));
  713.         ::WinSendMsg(m_hWndScrollBarHorz, SBM_SETTHUMBSIZE, MPFROM2SHORT((SHORT)nThumbVisible, (SHORT)nRange1), (MPARAM)0);
  714.     }
  715.     else
  716.     {
  717.         ::WinSendMsg(m_hWndScrollBarVert, SBM_SETSCROLLBAR, (MPARAM)0, MPFROM2SHORT(0, (SHORT)nRange1));
  718.         ::WinSendMsg(m_hWndScrollBarVert, SBM_SETTHUMBSIZE, MPFROM2SHORT((SHORT)nThumbVisible, (SHORT)nRange1), (MPARAM)0);
  719.     }
  720. } // end of wxWindowOS2::SetScrollRange
  721.  
  722. void wxWindowOS2::SetScrollPage(
  723.   int                               nOrient
  724. , int                               nPage
  725. , bool                              bRefresh
  726. )
  727. {
  728.     if (nOrient == wxHORIZONTAL )
  729.         m_nXThumbSize = nPage;
  730.     else
  731.         m_nYThumbSize = nPage;
  732. } // end of wxWindowOS2::SetScrollPage
  733.  
  734. int wxWindowOS2::OldGetScrollRange(
  735.   int                               nOrient
  736. ) const
  737. {
  738.     MRESULT                         mRc;
  739.     HWND                            hWnd = GetHwnd();
  740.  
  741.     if (hWnd)
  742.     {
  743.         mRc = WinSendMsg(hWnd, SBM_QUERYRANGE, (MPARAM)0L, (MPARAM)0L);
  744.         return(SHORT2FROMMR(mRc));
  745.      }
  746.      return 0;
  747. } // end of wxWindowOS2::OldGetScrollRange
  748.  
  749. int  wxWindowOS2::GetScrollPage(
  750.   int                               nOrient
  751. ) const
  752. {
  753.     if (nOrient == wxHORIZONTAL)
  754.         return m_nXThumbSize;
  755.     else
  756.         return m_nYThumbSize;
  757. } // end of wxWindowOS2::GetScrollPage
  758. #endif // WXWIN_COMPATIBILITY
  759.  
  760. int  wxWindowOS2::GetScrollPos(
  761.   int                               nOrient
  762. ) const
  763. {
  764.     if (nOrient == wxHORIZONTAL)
  765.         return((int)::WinSendMsg(m_hWndScrollBarHorz, SBM_QUERYPOS, (MPARAM)NULL, (MPARAM)NULL));
  766.     else
  767.         return((int)::WinSendMsg(m_hWndScrollBarVert, SBM_QUERYPOS, (MPARAM)NULL, (MPARAM)NULL));
  768. } // end of wxWindowOS2::GetScrollPos
  769.  
  770. int wxWindowOS2::GetScrollRange(
  771.   int                               nOrient
  772. ) const
  773. {
  774.     MRESULT                         mr;
  775.  
  776.     if (nOrient == wxHORIZONTAL)
  777.         mr = ::WinSendMsg(m_hWndScrollBarHorz, SBM_QUERYRANGE, (MPARAM)NULL, (MPARAM)NULL);
  778.     else
  779.         mr = ::WinSendMsg(m_hWndScrollBarVert, SBM_QUERYRANGE, (MPARAM)NULL, (MPARAM)NULL);
  780.     return((int)SHORT2FROMMR(mr));
  781. } // end of wxWindowOS2::GetScrollRange
  782.  
  783. int wxWindowOS2::GetScrollThumb(
  784.   int                               nOrient
  785. ) const
  786. {
  787.     if (nOrient == wxHORIZONTAL )
  788.         return m_nXThumbSize;
  789.     else
  790.         return m_nYThumbSize;
  791. } // end of wxWindowOS2::GetScrollThumb
  792.  
  793. void wxWindowOS2::SetScrollPos(
  794.   int                               nOrient
  795. , int                               nPos
  796. , bool                              WXUNUSED(bRefresh)
  797. )
  798. {
  799.     if (nOrient == wxHORIZONTAL )
  800.         ::WinSendMsg(m_hWndScrollBarHorz, SBM_SETPOS, (MPARAM)nPos, (MPARAM)NULL);
  801.     else
  802.         ::WinSendMsg(m_hWndScrollBarVert, SBM_SETPOS, (MPARAM)nPos, (MPARAM)NULL);
  803. } // end of wxWindowOS2::SetScrollPos
  804.  
  805. void wxWindowOS2::SetScrollbar(
  806.   int                               nOrient
  807. , int                               nPos
  808. , int                               nThumbVisible
  809. , int                               nRange
  810. , bool                              WXUNUSED(bRefresh)
  811. )
  812. {
  813.     HWND                            hWnd = GetHwnd();
  814.     int                             nOldRange = nRange - nThumbVisible;
  815.     int                             nRange1 = nOldRange;
  816.     int                             nPageSize = nThumbVisible;
  817.  
  818.     SBCDATA                         vInfo;
  819.     ULONG                           ulStyle = WS_VISIBLE | WS_SYNCPAINT;
  820.     SWP                             vSwp;
  821.     SWP                             vSwpOwner;
  822.     RECTL                           vRect;
  823.     HWND                            hWndParent;
  824.     HWND                            hWndClient;
  825.     wxWindow*                       pParent = GetParent();
  826.  
  827.     if (pParent && pParent->IsKindOf(CLASSINFO(wxFrame)))
  828.     {
  829.         wxFrame*                    pFrame;
  830.  
  831.         pFrame = wxDynamicCast(pParent, wxFrame);
  832.         hWndParent = pFrame->GetFrame();
  833.         hWndClient = GetHwndOf(pParent);
  834.     }
  835.     else
  836.     {
  837.         if (pParent)
  838.             hWndParent = GetHwndOf(pParent);
  839.         else
  840.             hWndParent = GetHwnd();
  841.         hWndClient = hWndParent;
  842.     }
  843.     ::WinQueryWindowPos(hWndClient, &vSwp);
  844.     ::WinQueryWindowPos(hWnd, &vSwpOwner);
  845.  
  846.     if (nPageSize > 1 && nRange > 0)
  847.     {
  848.         nRange1 += (nPageSize - 1);
  849.     }
  850.  
  851.     vInfo.cb = sizeof(SBCDATA);
  852.     vInfo.posFirst = 0;
  853.     vInfo.posLast = (SHORT)nRange1;
  854.     vInfo.posThumb = nPos;
  855.  
  856.     if (nOrient == wxHORIZONTAL )
  857.     {
  858.         ulStyle |= SBS_HORZ;
  859.         if (m_hWndScrollBarHorz == 0L)
  860.         {
  861.             //
  862.             // Since the scrollbars are usually created before the owner is
  863.             // sized either via an OnSize event directly or via sizers or
  864.             // layout constraints, we will initially just use the coords of
  865.             // the parent window (this is usually a frame client window). But
  866.             // the bars themselves, are children of the parent frame (i.e
  867.             // siblings of the frame client.  The owner, however is the actual
  868.             // window being scrolled (or at least the one responsible for
  869.             // handling the scroll events). The owner will be resized later,
  870.             // as it is usually a child of a top level window, and when that
  871.             // is done its scrollbars will be resized and repositioned as well.
  872.             //
  873.             m_hWndScrollBarHorz = ::WinCreateWindow( hWndParent
  874.                                                     ,WC_SCROLLBAR
  875.                                                     ,(PSZ)NULL
  876.                                                     ,ulStyle
  877.                                                     ,vSwp.x
  878.                                                     ,vSwp.y
  879.                                                     ,vSwp.cx - 20
  880.                                                     ,20
  881.                                                     ,hWnd
  882.                                                     ,HWND_TOP
  883.                                                     ,60000
  884.                                                     ,&vInfo
  885.                                                     ,NULL
  886.                                                    );
  887.         }
  888.         else
  889.         {
  890.             //
  891.             // The owner (the scrolled window) is a child of the Frame's
  892.             // client window, usually.  The scrollbars are children of the
  893.             // frame, itself, and thus are positioned relative to the frame's
  894.             // origin, not the frame's client window origin.
  895.             // The starting x position is the same as the starting x position
  896.             // of the owner, but in terms of the parent frame.
  897.             // The starting y position is 20 pels below the origin of the
  898.             // owner in terms of the parent frame.
  899.             // The horz bar is the same width as the owner and 20 pels high.
  900.             //
  901.             if (nRange1 >= nThumbVisible)
  902.             {
  903.                 ::WinSetWindowPos( m_hWndScrollBarHorz
  904.                                   ,HWND_TOP
  905.                                   ,vSwp.x + vSwpOwner.x
  906.                                   ,(vSwp.y + vSwpOwner.y) - 20
  907.                                   ,vSwpOwner.cx
  908.                                   ,20
  909.                                   ,SWP_MOVE | SWP_SIZE | SWP_SHOW | SWP_ACTIVATE | SWP_ZORDER
  910.                                  );
  911.                 ::WinSendMsg( m_hWndScrollBarHorz
  912.                              ,SBM_SETSCROLLBAR
  913.                              ,(MPARAM)nPos
  914.                              ,MPFROM2SHORT(0, (SHORT)nRange1)
  915.                             );
  916.                 ::WinSendMsg( m_hWndScrollBarHorz
  917.                              ,SBM_SETTHUMBSIZE
  918.                              ,MPFROM2SHORT( (SHORT)nThumbVisible
  919.                                            ,(SHORT)nRange1
  920.                                           )
  921.                              ,(MPARAM)0
  922.                             );
  923.             }
  924.             else
  925.                 ::WinShowWindow(m_hWndScrollBarHorz, FALSE);
  926.         }
  927.     }
  928.     else
  929.     {
  930.         ulStyle |= SBS_VERT;
  931.         if (m_hWndScrollBarVert == 0L)
  932.         {
  933.             //
  934.             // Since the scrollbars are usually created before the owner is
  935.             // sized either via an OnSize event directly or via sizers or
  936.             // layout constraints, we will initially just use the coords of
  937.             // the parent window (this is usually a frame client window). But
  938.             // the bars themselves, are children of the parent frame (i.e
  939.             // siblings of the frame client.  The owner, however is the actual
  940.             // window being scrolled (or at least the one responsible for
  941.             // handling the scroll events). The owner will be resized later,
  942.             // as it is usually a child of a top level window, and when that
  943.             // is done its scrollbars will be resized and repositioned as well.
  944.             //
  945.             m_hWndScrollBarVert = ::WinCreateWindow( hWndParent
  946.                                                     ,WC_SCROLLBAR
  947.                                                     ,(PSZ)NULL
  948.                                                     ,ulStyle
  949.                                                     ,vSwp.x + vSwp.cx - 20
  950.                                                     ,vSwp.y + 20
  951.                                                     ,20
  952.                                                     ,vSwp.cy - 20
  953.                                                     ,hWnd
  954.                                                     ,HWND_TOP
  955.                                                     ,60001
  956.                                                     ,&vInfo
  957.                                                     ,NULL
  958.                                                    );
  959.         }
  960.         else
  961.         {
  962.             //
  963.             // The owner (the scrolled window) is a child of the Frame's
  964.             // client window, usually.  The scrollbars are children of the
  965.             // frame, itself and thus are positioned relative to the frame's
  966.             // origin, not the frame's client window's origin.
  967.             // Thus, the x position will be frame client's x (usually a few
  968.             // pels inside the parent frame, plus the width of the owner.
  969.             // Since we may be using sizers or layout constraints for multiple
  970.             // child scrolled windows, the y position will be the frame client's
  971.             // y pos plus the scrolled windows y position, yielding the y
  972.             // position of the scrollbar relative to the parent frame (the vert
  973.             // scrollbar is on the right and starts at the bottom of the
  974.             // owner window).
  975.             // It is 20 pels wide and the same height as the owner.
  976.             //
  977.             if (nRange1 >= nThumbVisible)
  978.             {
  979.                 ::WinSetWindowPos( m_hWndScrollBarVert
  980.                                   ,HWND_TOP
  981.                                   ,vSwp.x + vSwpOwner.x + vSwpOwner.cx
  982.                                   ,vSwp.y + vSwpOwner.y
  983.                                   ,20
  984.                                   ,vSwpOwner.cy
  985.                                   ,SWP_ACTIVATE | SWP_MOVE | SWP_SIZE | SWP_SHOW
  986.                                  );
  987.                 ::WinSendMsg( m_hWndScrollBarVert
  988.                              ,SBM_SETSCROLLBAR
  989.                              ,(MPARAM)nPos
  990.                              ,MPFROM2SHORT(0, (SHORT)nRange1)
  991.                             );
  992.                 ::WinSendMsg( m_hWndScrollBarVert
  993.                              ,SBM_SETTHUMBSIZE
  994.                              ,MPFROM2SHORT( (SHORT)nThumbVisible
  995.                                            ,(SHORT)nRange1
  996.                                           )
  997.                              ,(MPARAM)0
  998.                             );
  999.             }
  1000.             else
  1001.                 ::WinShowWindow(m_hWndScrollBarVert, FALSE);
  1002.         }
  1003.         m_nYThumbSize = nThumbVisible;
  1004.     }
  1005. } // end of wxWindowOS2::SetScrollbar
  1006.  
  1007. void wxWindowOS2::ScrollWindow(
  1008.   int                               nDx
  1009. , int                               nDy
  1010. , const wxRect*                     pRect
  1011. )
  1012. {
  1013.     RECTL                           vRect;
  1014.     RECTL                           vRectHorz;
  1015.     RECTL                           vRectVert;
  1016.     RECTL                           vRectChild;
  1017.  
  1018.     if (pRect)
  1019.     {
  1020.         vRect.xLeft   = pRect->x;
  1021.         vRect.yTop    = pRect->y + pRect->height;
  1022.         vRect.xRight  = pRect->x + pRect->width;
  1023.         vRect.yBottom = pRect->y;
  1024.     }
  1025.     else
  1026.     {
  1027.         ::WinQueryWindowRect(GetHwnd(), &vRect);
  1028.     }
  1029.     nDy *= -1; // flip the sign of Dy as OS/2 is opposite Windows.
  1030.     ::WinScrollWindow( GetHwnd()
  1031.                       ,(LONG)nDx
  1032.                       ,(LONG)nDy
  1033.                       ,&vRect
  1034.                       ,&vRect
  1035.                       ,NULLHANDLE
  1036.                       ,NULL
  1037.                       ,SW_SCROLLCHILDREN | SW_INVALIDATERGN
  1038.                      );
  1039.     Refresh();
  1040. } // end of wxWindowOS2::ScrollWindow
  1041.  
  1042. // ---------------------------------------------------------------------------
  1043. // subclassing
  1044. // ---------------------------------------------------------------------------
  1045.  
  1046. void wxWindowOS2::SubclassWin(
  1047.   WXHWND                            hWnd
  1048. )
  1049. {
  1050.     HWND                            hwnd = (HWND)hWnd;
  1051.  
  1052.     wxCHECK_RET(::WinIsWindow(vHabmain, hwnd), wxT("invalid HWND in SubclassWin") );
  1053.     wxAssociateWinWithHandle( hWnd
  1054.                              ,(wxWindow*)this
  1055.                             );
  1056.     if (!wxCheckWindowWndProc( hWnd
  1057.                               ,(WXFARPROC)wxWndProc
  1058.                              ))
  1059.     {
  1060.         m_fnOldWndProc = (WXFARPROC) ::WinSubclassWindow(hwnd, (PFNWP)wxWndProc);
  1061.     }
  1062.     else
  1063.     {
  1064.         m_fnOldWndProc = (WXFARPROC)NULL;
  1065.     }
  1066. } // end of wxWindowOS2::SubclassWin
  1067.  
  1068. void wxWindowOS2::UnsubclassWin()
  1069. {
  1070.     //
  1071.     // Restore old Window proc
  1072.     //
  1073.     HWND                            hwnd = GetHWND();
  1074.  
  1075.     if (m_hWnd)
  1076.     {
  1077.         wxCHECK_RET( ::WinIsWindow(vHabmain, hwnd), wxT("invalid HWND in UnsubclassWin") );
  1078.  
  1079.         PFNWP                       fnProc = (PFNWP)::WinQueryWindowPtr(hwnd, QWP_PFNWP);
  1080.  
  1081.         if ( (m_fnOldWndProc != 0) && (fnProc != (PFNWP) m_fnOldWndProc))
  1082.         {
  1083.             WinSubclassWindow(hwnd, (PFNWP)m_fnOldWndProc);
  1084.             m_fnOldWndProc = 0;
  1085.         }
  1086.     }
  1087. } // end of wxWindowOS2::UnsubclassWin
  1088.  
  1089. bool wxCheckWindowWndProc(
  1090.   WXHWND                            hWnd
  1091. , WXFARPROC                         fnWndProc
  1092. )
  1093. {
  1094.     static char                     zBuffer[512];
  1095.     CLASSINFO                       vCls;
  1096.  
  1097.     ::WinQueryClassName((HWND)hWnd, (LONG)512, (PCH)zBuffer);
  1098.     ::WinQueryClassInfo(wxGetInstance(), (PSZ)zBuffer, &vCls);
  1099.     return(fnWndProc == (WXFARPROC)vCls.pfnWindowProc);
  1100. } // end of WinGuiBase_CheckWindowWndProc
  1101.  
  1102. void wxWindowOS2::SetWindowStyleFlag(
  1103.   long                              lFlags
  1104. )
  1105. {
  1106.     long                            lFlagsOld = GetWindowStyleFlag();
  1107.  
  1108.     if (lFlags == lFlagsOld)
  1109.         return;
  1110.  
  1111.     //
  1112.     // Update the internal variable
  1113.     //
  1114.     wxWindowBase::SetWindowStyleFlag(lFlags);
  1115.  
  1116.     //
  1117.     // Now update the Windows style as well if needed - and if the window had
  1118.     // been already created
  1119.     //
  1120.     if (!GetHwnd())
  1121.         return;
  1122.  
  1123.     WXDWORD                         dwExstyle;
  1124.     WXDWORD                         dwExstyleOld;
  1125.     long                            lStyle = OS2GetStyle( lFlags
  1126.                                                          ,&dwExstyle
  1127.                                                         );
  1128.     long                            lStyleOld = OS2GetStyle( lFlagsOld
  1129.                                                             ,&dwExstyleOld
  1130.                                                            );
  1131.  
  1132.     if (lStyle != lStyleOld)
  1133.     {
  1134.         //
  1135.         // Some flags (e.g. WS_VISIBLE or WS_DISABLED) should not be changed by
  1136.         // this function so instead of simply setting the style to the new
  1137.         // value we clear the bits which were set in styleOld but are set in
  1138.         // the new one and set the ones which were not set before
  1139.         //
  1140.         long                        lStyleReal = ::WinQueryWindowULong(GetHwnd(), QWL_STYLE);
  1141.  
  1142.         lStyleReal &= ~lStyleOld;
  1143.         lStyleReal |= lStyle;
  1144.  
  1145.         ::WinSetWindowULong(GetHwnd(), QWL_STYLE, lStyleReal);
  1146.     }
  1147. } // end of wxWindowOS2::SetWindowStyleFlag
  1148.  
  1149. WXDWORD wxWindowOS2::OS2GetStyle(
  1150.   long                              lFlags
  1151. , WXDWORD*                          pdwExstyle
  1152. ) const
  1153. {
  1154.     WXDWORD                         dwStyle = 0L;
  1155.  
  1156.     if (lFlags & wxCLIP_CHILDREN )
  1157.         dwStyle |= WS_CLIPCHILDREN;
  1158.  
  1159.     if (lFlags & wxCLIP_SIBLINGS )
  1160.         dwStyle |= WS_CLIPSIBLINGS;
  1161.  
  1162.     return dwStyle;
  1163. } // end of wxWindowMSW::MSWGetStyle
  1164.  
  1165. //
  1166. // Make a Windows extended style from the given wxWindows window style
  1167. //
  1168. WXDWORD wxWindowOS2::MakeExtendedStyle(
  1169.   long                              lStyle
  1170. , bool                              bEliminateBorders
  1171. )
  1172. {
  1173.    //
  1174.    // Simply fill out with wxWindow extended styles.  We'll conjure
  1175.    // something up in OS2Create and all window redrawing pieces later
  1176.    //
  1177.     WXDWORD                         dwStyle = 0;
  1178.  
  1179.     if (lStyle & wxTRANSPARENT_WINDOW )
  1180.         dwStyle |= wxTRANSPARENT_WINDOW;
  1181.  
  1182.     if (!bEliminateBorders)
  1183.     {
  1184.         if (lStyle & wxSUNKEN_BORDER)
  1185.             dwStyle |= wxSUNKEN_BORDER;
  1186.         if (lStyle & wxDOUBLE_BORDER)
  1187.             dwStyle |= wxDOUBLE_BORDER;
  1188.         if (lStyle & wxRAISED_BORDER )
  1189.             dwStyle |= wxRAISED_BORDER;
  1190.         if (lStyle & wxSTATIC_BORDER)
  1191.             dwStyle |= wxSTATIC_BORDER;
  1192.     }
  1193.     return dwStyle;
  1194. } // end of wxWindowOS2::MakeExtendedStyle
  1195.  
  1196. //
  1197. // Determines whether simulated 3D effects or CTL3D should be used,
  1198. // applying a default border style if required, and returning an extended
  1199. // style to pass to OS2Create.
  1200. //
  1201. WXDWORD wxWindowOS2::Determine3DEffects(
  1202.   WXDWORD                           dwDefaultBorderStyle
  1203. , bool*                             pbWant3D
  1204. ) const
  1205. {
  1206.     WXDWORD                         dwStyle = 0L;
  1207.  
  1208.     //
  1209.     // Native PM does not have any specialize 3D effects like WIN32 does,
  1210.     // so we have to try and invent them.
  1211.     //
  1212.  
  1213.     //
  1214.     // If matches certain criteria, then assume no 3D effects
  1215.     // unless specifically requested (dealt with in MakeExtendedStyle)
  1216.     //
  1217.     if (!GetParent()                    ||
  1218.         !IsKindOf(CLASSINFO(wxControl)) ||
  1219.         (m_windowStyle & wxNO_BORDER)
  1220.        )
  1221.     {
  1222.         *pbWant3D = FALSE;
  1223.         return MakeExtendedStyle(m_windowStyle, FALSE);
  1224.     }
  1225.  
  1226.     //
  1227.     // 1) App can specify global 3D effects
  1228.     //
  1229.     *pbWant3D = wxTheApp->GetAuto3D();
  1230.  
  1231.     //
  1232.     // 2) If the parent is being drawn with user colours, or simple border
  1233.     //    specified, switch effects off.
  1234.     //
  1235.     if (GetParent() &&
  1236.         (GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS) ||
  1237.         (m_windowStyle & wxSIMPLE_BORDER)
  1238.        )
  1239.         *pbWant3D = FALSE;
  1240.  
  1241.     //
  1242.     // 3) Control can override this global setting by defining
  1243.     //    a border style, e.g. wxSUNKEN_BORDER
  1244.     //
  1245.     if ((m_windowStyle & wxDOUBLE_BORDER) ||
  1246.         (m_windowStyle & wxRAISED_BORDER) ||
  1247.         (m_windowStyle & wxSTATIC_BORDER) ||
  1248.         (m_windowStyle & wxSUNKEN_BORDER)
  1249.        )
  1250.         *pbWant3D = TRUE;
  1251.  
  1252.     dwStyle = MakeExtendedStyle( m_windowStyle
  1253.                                 ,FALSE
  1254.                                );
  1255.  
  1256.     //
  1257.     // If we want 3D, but haven't specified a border here,
  1258.     // apply the default border style specified.
  1259.     //
  1260.     if (dwDefaultBorderStyle && (*pbWant3D) &&
  1261.         !((m_windowStyle & wxDOUBLE_BORDER) ||
  1262.           (m_windowStyle & wxRAISED_BORDER) ||
  1263.           (m_windowStyle & wxSTATIC_BORDER) ||
  1264.           (m_windowStyle & wxSIMPLE_BORDER)
  1265.          )
  1266.         )
  1267.         dwStyle |= dwDefaultBorderStyle;
  1268.     return dwStyle;
  1269. } // end of wxWindowOS2::Determine3DEffects
  1270.  
  1271. #if WXWIN_COMPATIBILITY
  1272. void wxWindowOS2::OnCommand(
  1273.   wxWindow&                         rWin
  1274. , wxCommandEvent&                   rEvent
  1275. )
  1276. {
  1277.     if (GetEventHandler()->ProcessEvent(rEvent))
  1278.         return;
  1279.     if (m_parent)
  1280.         m_parent->GetEventHandler()->OnCommand( rWin
  1281.                                                ,rEvent
  1282.                                               );
  1283. } // end of wxWindowOS2::OnCommand
  1284.  
  1285. wxObject* wxWindowOS2::GetChild(
  1286.   int                               nNumber
  1287. ) const
  1288. {
  1289.     //
  1290.     // Return a pointer to the Nth object in the Panel
  1291.     //
  1292.     wxNode*                         pNode = GetChildren().First();
  1293.     int                             n = nNumber;
  1294.  
  1295.     while (pNode && n--)
  1296.         pNode = pNode->Next();
  1297.     if (pNode)
  1298.     {
  1299.         wxObject*                   pObj = (wxObject*)pNode->Data();
  1300.         return(pObj);
  1301.     }
  1302.     else
  1303.         return NULL;
  1304. } // end of wxWindowOS2::GetChild
  1305.  
  1306. #endif // WXWIN_COMPATIBILITY
  1307.  
  1308. //
  1309. // Setup background and foreground colours correctly
  1310. //
  1311. void wxWindowOS2::SetupColours()
  1312. {
  1313.     if ( GetParent() )
  1314.         SetBackgroundColour(GetParent()->GetBackgroundColour());
  1315. } // end of wxWindowOS2::SetupColours
  1316.  
  1317. void wxWindowOS2::OnIdle(
  1318.   wxIdleEvent&                      WXUNUSED(rEvent)
  1319. )
  1320. {
  1321.     //
  1322.     // Check if we need to send a LEAVE event
  1323.     //
  1324.     if (m_bMouseInWindow)
  1325.     {
  1326.         POINTL                      vPoint;
  1327.  
  1328.         ::WinQueryPointerPos(HWND_DESKTOP, &vPoint);
  1329.         if (::WinWindowFromPoint(HWND_DESKTOP, &vPoint, FALSE) != (HWND)GetHwnd())
  1330.         {
  1331.             //
  1332.             // Generate a LEAVE event
  1333.             //
  1334.             m_bMouseInWindow = FALSE;
  1335.  
  1336.             //
  1337.             // Unfortunately the mouse button and keyboard state may have changed
  1338.             // by the time the OnIdle function is called, so 'state' may be
  1339.             // meaningless.
  1340.             //
  1341.             int                     nState = 0;
  1342.  
  1343.             if (::WinGetKeyState(HWND_DESKTOP, VK_SHIFT) != 0)
  1344.                 nState |= VK_SHIFT;
  1345.             if (::WinGetKeyState(HWND_DESKTOP, VK_CTRL) != 0);
  1346.                 nState |= VK_CTRL;
  1347.  
  1348.             wxMouseEvent            rEvent(wxEVT_LEAVE_WINDOW);
  1349.  
  1350.             InitMouseEvent( rEvent
  1351.                            ,vPoint.x
  1352.                            ,vPoint.y
  1353.                            ,nState
  1354.                           );
  1355.             (void)GetEventHandler()->ProcessEvent(rEvent);
  1356.         }
  1357.     }
  1358.     UpdateWindowUI();
  1359. } // end of wxWindowOS2::OnIdle
  1360.  
  1361. //
  1362. // Set this window to be the child of 'parent'.
  1363. //
  1364. bool wxWindowOS2::Reparent(
  1365.   wxWindow*                         pParent
  1366. )
  1367. {
  1368.     if (!wxWindowBase::Reparent(pParent))
  1369.         return FALSE;
  1370.  
  1371.     HWND                            hWndChild = GetHwnd();
  1372.     HWND                            hWndParent = GetParent() ? GetWinHwnd(GetParent()) : (HWND)0;
  1373.  
  1374.     ::WinSetParent(hWndChild, hWndParent, TRUE);
  1375.     return TRUE;
  1376. } // end of wxWindowOS2::Reparent
  1377.  
  1378. void wxWindowOS2::Clear()
  1379. {
  1380.     wxClientDC                      vDc((wxWindow*)this);
  1381.     wxBrush                         vBrush( GetBackgroundColour()
  1382.                                            ,wxSOLID
  1383.                                           );
  1384.  
  1385.     vDc.SetBackground(vBrush);
  1386.     vDc.Clear();
  1387. } // end of wxWindowOS2::Clear
  1388.  
  1389. void wxWindowOS2::Update()
  1390. {
  1391.     ::WinUpdateWindow(GetHwnd());
  1392. } // end of wxWindowOS2::Update
  1393.  
  1394. void wxWindowOS2::Freeze()
  1395. {
  1396.    ::WinSendMsg(GetHwnd(), WM_VRNDISABLED, (MPARAM)0, (MPARAM)0);
  1397. } // end of wxWindowOS2::Freeze
  1398.  
  1399. void wxWindowOS2::Thaw()
  1400. {
  1401.    ::WinSendMsg(GetHwnd(), WM_VRNENABLED, (MPARAM)TRUE, (MPARAM)0);
  1402.  
  1403.     //
  1404.     // We need to refresh everything or otherwise he invalidated area is not
  1405.     // repainted.
  1406.     //
  1407.     Refresh();
  1408. } // end of wxWindowOS2::Thaw
  1409.  
  1410. void wxWindowOS2::Refresh(
  1411.   bool                              bEraseBack
  1412. , const wxRect*                     pRect
  1413. )
  1414. {
  1415.     HWND                            hWnd = GetHwnd();
  1416.  
  1417.     if (hWnd)
  1418.     {
  1419.         if (pRect)
  1420.         {
  1421.             RECTL                   vOs2Rect;
  1422.  
  1423.             vOs2Rect.xLeft   = pRect->x;
  1424.             vOs2Rect.yTop    = pRect->y;
  1425.             vOs2Rect.xRight  = pRect->x + pRect->width;
  1426.             vOs2Rect.yBottom = pRect->y + pRect->height;
  1427.  
  1428.             ::WinInvalidateRect(hWnd, &vOs2Rect, bEraseBack);
  1429.         }
  1430.         else
  1431.             ::WinInvalidateRect(hWnd, NULL, bEraseBack);
  1432.         if (m_hWndScrollBarHorz != NULLHANDLE)
  1433.             ::WinInvalidateRect(m_hWndScrollBarHorz, NULL, TRUE);
  1434.         if (m_hWndScrollBarVert != NULLHANDLE)
  1435.             ::WinInvalidateRect(m_hWndScrollBarVert, NULL, TRUE);
  1436.     }
  1437. } // end of wxWindowOS2::Refresh
  1438.  
  1439. // ---------------------------------------------------------------------------
  1440. // drag and drop
  1441. // ---------------------------------------------------------------------------
  1442.  
  1443. #if wxUSE_DRAG_AND_DROP
  1444. void wxWindowOS2::SetDropTarget(
  1445.   wxDropTarget*                     pDropTarget
  1446. )
  1447. {
  1448.     if (m_dropTarget != 0)
  1449.     {
  1450.         m_dropTarget->Revoke(m_hWnd);
  1451.         delete m_dropTarget;
  1452.     }
  1453.     m_dropTarget = pDropTarget;
  1454.     if (m_dropTarget != 0)
  1455.         m_dropTarget->Register(m_hWnd);
  1456. } // end of wxWindowOS2::SetDropTarget
  1457. #endif
  1458.  
  1459. //
  1460. // old style file-manager drag&drop support: we retain the old-style
  1461. // DragAcceptFiles in parallel with SetDropTarget.
  1462. //
  1463. void wxWindowOS2::DragAcceptFiles(
  1464.   bool                              bAccept
  1465. )
  1466. {
  1467.     HWND                            hWnd = GetHwnd();
  1468.  
  1469.     if (hWnd && bAccept)
  1470.         ::DrgAcceptDroppedFiles(hWnd, NULL, NULL, DO_COPY, 0L);
  1471. } // end of wxWindowOS2::DragAcceptFiles
  1472.  
  1473. // ----------------------------------------------------------------------------
  1474. // tooltips
  1475. // ----------------------------------------------------------------------------
  1476.  
  1477. #if wxUSE_TOOLTIPS
  1478.  
  1479. void wxWindowOS2::DoSetToolTip(
  1480.   wxToolTip*                        pTooltip
  1481. )
  1482. {
  1483.     wxWindowBase::DoSetToolTip(pTooltip);
  1484.  
  1485.     if (m_tooltip)
  1486.         m_tooltip->SetWindow(this);
  1487. } // end of wxWindowOS2::DoSetToolTip
  1488.  
  1489. #endif // wxUSE_TOOLTIPS
  1490.  
  1491. // ---------------------------------------------------------------------------
  1492. // moving and resizing
  1493. // ---------------------------------------------------------------------------
  1494.  
  1495. // Get total size
  1496. void wxWindowOS2::DoGetSize(
  1497.   int*                              pWidth
  1498. , int*                              pHeight
  1499. ) const
  1500. {
  1501.     HWND                            hWnd;
  1502.     RECTL                           vRect;
  1503.  
  1504.     if (IsKindOf(CLASSINFO(wxFrame)))
  1505.     {
  1506.         wxFrame*                    pFrame = wxDynamicCast(this, wxFrame);
  1507.         hWnd = pFrame->GetFrame();
  1508.     }
  1509.     else
  1510.         hWnd = GetHwnd();
  1511.  
  1512.     ::WinQueryWindowRect(hWnd, &vRect);
  1513.  
  1514.     if (pWidth)
  1515.         *pWidth = vRect.xRight - vRect.xLeft;
  1516.     if (pHeight )
  1517.         // OS/2 PM is backwards from windows
  1518.         *pHeight = vRect.yTop - vRect.yBottom;
  1519. } // end of wxWindowOS2::DoGetSize
  1520.  
  1521. void wxWindowOS2::DoGetPosition(
  1522.   int*                              pX
  1523. , int*                              pY
  1524. ) const
  1525. {
  1526.     HWND                            hWnd = GetHwnd();
  1527.     SWP                             vSwp;
  1528.     POINTL                          vPoint;
  1529.     wxWindow*                       pParent = GetParent();
  1530.  
  1531.     //
  1532.     // It would seem that WinQueryWindowRect would be the correlary to
  1533.     // the WIN32 WinGetRect, but unlike WinGetRect which returns the window
  1534.     // origin position in screen coordinates, WinQueryWindowRect returns it
  1535.     // relative to itself, i.e. (0,0).  To get the same under PM we must
  1536.     // us WinQueryWindowPos.  This call, unlike the WIN32 call, however,
  1537.     // returns a position relative to it's parent, so no parent adujstments
  1538.     // are needed under OS/2.  Also, windows should be created using
  1539.     // wxWindow coordinates, i.e 0,0 is the TOP left so vSwp will already
  1540.     // reflect that.
  1541.     //
  1542.     ::WinQueryWindowPos(hWnd, &vSwp);
  1543.  
  1544.     vPoint.x = vSwp.x;
  1545.     vPoint.y = vSwp.y;
  1546.  
  1547.     //
  1548.     // We may be faking the client origin. So a window that's really at (0,
  1549.     // 30) may appear (to wxWin apps) to be at (0, 0).
  1550.     //
  1551.     if (pParent)
  1552.     {
  1553.         wxPoint                     vPt(pParent->GetClientAreaOrigin());
  1554.  
  1555.         vPoint.x -= vPt.x;
  1556.         vPoint.y -= vPt.y;
  1557.     }
  1558.  
  1559.     if (pX)
  1560.         *pX = vPoint.x;
  1561.     if  (pY)
  1562.         *pY = vPoint.y;
  1563. } // end of wxWindowOS2::DoGetPosition
  1564.  
  1565. void wxWindowOS2::DoScreenToClient(
  1566.   int*                              pX
  1567. , int*                              pY
  1568. ) const
  1569. {
  1570.     HWND                            hWnd = GetHwnd();
  1571.     SWP                             vSwp;
  1572.  
  1573.     ::WinQueryWindowPos(hWnd, &vSwp);
  1574.  
  1575.     if (pX)
  1576.         *pX += vSwp.x;
  1577.     if (pY)
  1578.         *pY += vSwp.y;
  1579. } // end of wxWindowOS2::DoScreenToClient
  1580.  
  1581. void wxWindowOS2::DoClientToScreen(
  1582.   int*                              pX
  1583. , int*                              pY
  1584. ) const
  1585. {
  1586.     HWND                            hWnd = GetHwnd();
  1587.     SWP                             vSwp;
  1588.  
  1589.     ::WinQueryWindowPos(hWnd, &vSwp);
  1590.  
  1591.     if (pX)
  1592.         *pX += vSwp.x;
  1593.     if (pY)
  1594.         *pY += vSwp.y;
  1595. } // end of wxWindowOS2::DoClientToScreen
  1596.  
  1597. //
  1598. // Get size *available for subwindows* i.e. excluding menu bar etc.
  1599. // Must be a frame type window
  1600. //
  1601. void wxWindowOS2::DoGetClientSize(
  1602.   int*                              pWidth
  1603. , int*                              pHeight
  1604. ) const
  1605. {
  1606.     HWND                            hWnd = GetHwnd();
  1607.     RECTL                           vRect;
  1608.  
  1609.    ::WinQueryWindowRect(hWnd, &vRect);
  1610.     if (IsKindOf(CLASSINFO(wxDialog)))
  1611.     {
  1612.         RECTL                       vTitle;
  1613.         HWND                        hWndTitle;
  1614.         //
  1615.         // For a Dialog we have to explicitly request the client portion.
  1616.         // For a Frame the hWnd IS the client window
  1617.         //
  1618.         hWndTitle = ::WinWindowFromID(hWnd, FID_TITLEBAR);
  1619.         if (::WinQueryWindowRect(hWndTitle, &vTitle))
  1620.         {
  1621.             if (vTitle.yTop - vTitle.yBottom == 0)
  1622.             {
  1623.                 //
  1624.                 // Dialog has not been created yet, use a default
  1625.                 //
  1626.                 vTitle.yTop = 20;
  1627.             }
  1628.             vRect.yTop -= (vTitle.yTop - vTitle.yBottom);
  1629.         }
  1630.  
  1631.         ULONG                       uStyle = ::WinQueryWindowULong(hWnd, QWL_STYLE);
  1632.  
  1633.         //
  1634.         // Deal with borders
  1635.         //
  1636.         if (uStyle & FCF_DLGBORDER)
  1637.         {
  1638.             vRect.xLeft += 4;
  1639.             vRect.xRight -= 4;
  1640.             vRect.yTop -= 4;
  1641.             vRect.yBottom += 4;
  1642.         }
  1643.         else if (uStyle & FCF_SIZEBORDER)
  1644.         {
  1645.             vRect.xLeft += 4;
  1646.             vRect.xRight -= 4;
  1647.             vRect.yTop -= 4;
  1648.             vRect.yBottom += 4;
  1649.         }
  1650.         else if (uStyle & FCF_BORDER)
  1651.         {
  1652.             vRect.xLeft += 2;
  1653.             vRect.xRight -= 2;
  1654.             vRect.yTop -= 2;
  1655.             vRect.yBottom += 2;
  1656.         }
  1657.         else // make some kind of adjustment or top sizers ram into the titlebar!
  1658.         {
  1659.             vRect.xLeft += 3;
  1660.             vRect.xRight -= 3;
  1661.             vRect.yTop -= 3;
  1662.             vRect.yBottom += 3;
  1663.         }
  1664.     }
  1665.     if (pWidth)
  1666.         *pWidth  = vRect.xRight - vRect.xLeft;
  1667.     if (pHeight)
  1668.         *pHeight = vRect.yTop - vRect.yBottom;
  1669. } // end of wxWindowOS2::DoGetClientSize
  1670.  
  1671. void wxWindowOS2::DoMoveWindow(
  1672.   int                               nX
  1673. , int                               nY
  1674. , int                               nWidth
  1675. , int                               nHeight
  1676. )
  1677. {
  1678.     RECTL                           vRect;
  1679.     HWND                            hParent;
  1680.     wxWindow*                       pParent = GetParent();
  1681.  
  1682.     if (pParent && !IsKindOf(CLASSINFO(wxDialog)))
  1683.     {
  1684.         int                         nOS2Height = GetOS2ParentHeight(pParent);
  1685.  
  1686.         nY = nOS2Height - (nY + nHeight);
  1687.     }
  1688.     else
  1689.     {
  1690.         RECTL                       vRect;
  1691.  
  1692.         ::WinQueryWindowRect(HWND_DESKTOP, &vRect);
  1693.         nY = vRect.yTop - (nY + nHeight);
  1694.     }
  1695.  
  1696.     //
  1697.     // In the case of a frame whose client is sized, the client cannot be
  1698.     // large than its parent frame minus its borders! This usually happens
  1699.     // when using an autosizer to size a frame to precisely hold client
  1700.     // controls as in the notebook sample.
  1701.     //
  1702.     // In this case, we may need to resize both a frame and its client so we
  1703.     // need a quick calc of the frame border size, then if the frame
  1704.     // (less its borders) is smaller than the client, size the frame to
  1705.     // encompass the client with the appropriate border size.
  1706.     //
  1707.     if (IsKindOf(CLASSINFO(wxFrame)))
  1708.     {
  1709.         RECTL                       vFRect;
  1710.         HWND                        hWndFrame;
  1711.         int                         nWidthFrameDelta = 0;
  1712.         int                         nHeightFrameDelta = 0;
  1713.         int                         nHeightFrame = 0;
  1714.         int                         nWidthFrame = 0;
  1715.         ULONG                       ulFLag = SWP_MOVE;
  1716.         wxFrame*                    pFrame;
  1717.  
  1718.         pFrame = wxDynamicCast(this, wxFrame);
  1719.         hWndFrame = pFrame->GetFrame();
  1720.         ::WinQueryWindowRect(hWndFrame, &vRect);
  1721.         ::WinMapWindowPoints(hWndFrame, HWND_DESKTOP, (PPOINTL)&vRect, 2);
  1722.         vFRect = vRect;
  1723.         ::WinCalcFrameRect(hWndFrame, &vRect, TRUE);
  1724.         nWidthFrameDelta = ((vRect.xLeft - vFRect.xLeft) + (vFRect.xRight - vRect.xRight));
  1725.         nHeightFrameDelta = ((vRect.yBottom - vFRect.yBottom) + (vFRect.yTop - vRect.yTop));
  1726.         nWidthFrame = vFRect.xRight - vFRect.xLeft;
  1727.         nHeightFrame = vFRect.yTop - vFRect.yBottom;
  1728.  
  1729.         if (nWidth == vFRect.xRight - vFRect.xLeft &&
  1730.             nHeight == vFRect.yTop - vFRect.yBottom)
  1731.         {
  1732.             //
  1733.             // In this case the caller is not aware of OS/2's need to size both
  1734.             // the frame and it's client and is really only moving the window,
  1735.             // not resizeing it.  So move the frame, and back off the sizes
  1736.             // for a proper client fit.
  1737.             //
  1738.             ::WinSetWindowPos( hWndFrame
  1739.                               ,HWND_TOP
  1740.                               ,(LONG)nX - (vRect.xLeft - vFRect.xLeft)
  1741.                               ,(LONG)nY - (vRect.yBottom - vFRect.yBottom)
  1742.                               ,(LONG)0
  1743.                               ,(LONG)0
  1744.                               ,SWP_MOVE
  1745.                              );
  1746.             nX += (vRect.xLeft - vFRect.xLeft);
  1747.             nY += (vRect.yBottom - vFRect.yBottom);
  1748.             nWidth -= nWidthFrameDelta;
  1749.             nHeight -= nHeightFrameDelta;
  1750.         }
  1751.         else
  1752.         {
  1753.             if (nWidth > nWidthFrame - nHeightFrameDelta ||
  1754.                 nHeight > nHeightFrame - nHeightFrameDelta)
  1755.             {
  1756.                 ::WinSetWindowPos( hWndFrame
  1757.                                   ,HWND_TOP
  1758.                                   ,(LONG)nX - (vRect.xLeft - vFRect.xLeft)
  1759.                                   ,(LONG)nY - (vRect.yBottom - vFRect.yBottom)
  1760.                                   ,(LONG)nWidth + nWidthFrameDelta
  1761.                                   ,(LONG)nHeight + nHeightFrameDelta
  1762.                                   ,SWP_MOVE | SWP_SIZE
  1763.                                  );
  1764.             }
  1765.         }
  1766.     }
  1767.  
  1768.     ::WinSetWindowPos( GetHwnd()
  1769.                       ,HWND_TOP
  1770.                       ,(LONG)nX
  1771.                       ,(LONG)nY
  1772.                       ,(LONG)nWidth
  1773.                       ,(LONG)nHeight
  1774.                       ,SWP_SIZE | SWP_MOVE
  1775.                      );
  1776.     if (m_vWinSwp.cx == 0 && m_vWinSwp.cy == 0 && m_vWinSwp.fl == 0)
  1777.         //
  1778.         // Uninitialized
  1779.         //
  1780.         ::WinQueryWindowPos(GetHwnd(), &m_vWinSwp);
  1781.     else
  1782.     {
  1783.         int                         nYDiff = m_vWinSwp.cy - nHeight;
  1784.  
  1785.         //
  1786.         // Handle resizing of scrolled windows.  The target or window to
  1787.         // be scrolled is the owner (gets the scroll notificaitons).  The
  1788.         // parent is usually the parent frame of the scrolled panel window.
  1789.         // In order to show the scrollbars the target window will be shrunk
  1790.         // by the size of the scroll bar widths (20) and moved in the X and Y
  1791.         // directon.  That value will be computed as part of the diff for
  1792.         // moving the children.  Everytime the window is sized the
  1793.         // toplevel OnSize is going to resize the panel to fit the client
  1794.         // or the whole sizer and will need to me resized. This will send
  1795.         // a WM_SIZE out which will be intercepted by the ScrollHelper
  1796.         // which will cause the scrollbars to be displayed via the SetScrollbar
  1797.         // call in CWindow.
  1798.         //
  1799.         if ( IsKindOf(CLASSINFO(wxGenericScrolledWindow)) ||
  1800.              IsKindOf(CLASSINFO(wxScrolledWindow))
  1801.            )
  1802.         {
  1803.             int                     nAdjustWidth  = 0;
  1804.             int                     nAdjustHeight = 0;
  1805.             SWP                     vSwpScroll;
  1806.  
  1807.             if (GetScrollBarHorz() == NULLHANDLE ||
  1808.                 !WinIsWindowShowing(GetScrollBarHorz()))
  1809.                 nAdjustHeight = 0L;
  1810.             else
  1811.                 nAdjustHeight = 20L;
  1812.             if (GetScrollBarVert() == NULLHANDLE ||
  1813.                 !WinIsWindowShowing(GetScrollBarVert()))
  1814.                 nAdjustWidth = 0L;
  1815.             else
  1816.                 nAdjustWidth = 20L;
  1817.             ::WinQueryWindowPos(GetHWND(), &vSwpScroll);
  1818.             ::WinSetWindowPos( GetHWND()
  1819.                               ,HWND_TOP
  1820.                               ,vSwpScroll.x
  1821.                               ,vSwpScroll.y + nAdjustHeight
  1822.                               ,vSwpScroll.cx - nAdjustWidth
  1823.                               ,vSwpScroll.cy - nAdjustHeight
  1824.                               ,SWP_MOVE | SWP_SIZE
  1825.                              );
  1826.             nYDiff += nAdjustHeight;
  1827.         }
  1828.         MoveChildren(nYDiff);
  1829.         ::WinQueryWindowPos(GetHwnd(), &m_vWinSwp);
  1830.     }
  1831. } // end of wxWindowOS2::DoMoveWindow
  1832.  
  1833. //
  1834. // Set the size of the window: if the dimensions are positive, just use them,
  1835. // but if any of them is equal to -1, it means that we must find the value for
  1836. // it ourselves (unless sizeFlags contains wxSIZE_ALLOW_MINUS_ONE flag, in
  1837. // which case -1 is a valid value for x and y)
  1838. //
  1839. // If sizeFlags contains wxSIZE_AUTO_WIDTH/HEIGHT flags (default), we calculate
  1840. // the width/height to best suit our contents, otherwise we reuse the current
  1841. // width/height
  1842. //
  1843. void wxWindowOS2::DoSetSize(
  1844.   int                               nX
  1845. , int                               nY
  1846. , int                               nWidth
  1847. , int                               nHeight
  1848. , int                               nSizeFlags
  1849. )
  1850. {
  1851.     //
  1852.     // Get the current size and position...
  1853.     //
  1854.     int                             nCurrentX;
  1855.     int                             nCurrentY;
  1856.     int                             nCurrentWidth;
  1857.     int                             nCurrentHeight;
  1858.     wxSize                          vSize(-1, -1);
  1859.  
  1860.     GetPosition(&nCurrentX, &nCurrentY);
  1861.     GetSize(&nCurrentWidth, &nCurrentHeight);
  1862.  
  1863.     //
  1864.     // ... and don't do anything (avoiding flicker) if it's already ok
  1865.     //
  1866.     //
  1867.     // Must convert Y coords to test for equality under OS/2
  1868.     //
  1869.     int                             nY2 = nY;
  1870.     wxWindow*                       pParent = (wxWindow*)GetParent();
  1871.  
  1872.     if (nX == nCurrentX && nY2 == nCurrentY &&
  1873.         nWidth == nCurrentWidth && nHeight == nCurrentHeight)
  1874.     {
  1875.         return;
  1876.     }
  1877.  
  1878.     if (nX == -1 && !(nSizeFlags & wxSIZE_ALLOW_MINUS_ONE))
  1879.         nX = nCurrentX;
  1880.     if (nY == -1 && !(nSizeFlags & wxSIZE_ALLOW_MINUS_ONE))
  1881.         nY = nCurrentY;
  1882.  
  1883.     AdjustForParentClientOrigin(nX, nY, nSizeFlags);
  1884.  
  1885.     if (nWidth == -1)
  1886.     {
  1887.         if (nSizeFlags & wxSIZE_AUTO_WIDTH)
  1888.         {
  1889.             vSize  = DoGetBestSize();
  1890.             nWidth = vSize.x;
  1891.         }
  1892.         else
  1893.         {
  1894.             //
  1895.             // Just take the current one
  1896.             //
  1897.             nWidth = nCurrentWidth;
  1898.         }
  1899.     }
  1900.  
  1901.     if (nHeight == -1)
  1902.     {
  1903.         if (nSizeFlags & wxSIZE_AUTO_HEIGHT)
  1904.         {
  1905.             if (vSize.x == -1)
  1906.             {
  1907.                 vSize = DoGetBestSize();
  1908.             }
  1909.             nHeight = vSize.y;
  1910.         }
  1911.         else
  1912.         {
  1913.             // just take the current one
  1914.             nHeight = nCurrentHeight;
  1915.         }
  1916.     }
  1917.  
  1918.     DoMoveWindow( nX
  1919.                  ,nY
  1920.                  ,nWidth
  1921.                  ,nHeight
  1922.                 );
  1923. } // end of wxWindowOS2::DoSetSize
  1924.  
  1925. void wxWindowOS2::DoSetClientSize(
  1926.   int                               nWidth
  1927. , int                               nHeight
  1928. )
  1929. {
  1930.     POINTL                          vPoint;
  1931.     int                             nActualWidth;
  1932.     int                             nActualHeight;
  1933.     wxWindow*                       pParent = (wxWindow*)GetParent();
  1934.     HWND                            hParentWnd = (HWND)0;
  1935.  
  1936.     if (pParent)
  1937.         hParentWnd = (HWND)pParent->GetHWND();
  1938.  
  1939.     if (IsKindOf(CLASSINFO(wxFrame)))
  1940.     {
  1941.         wxFrame*                    pFrame = wxDynamicCast(this, wxFrame);
  1942.         HWND                        hFrame = pFrame->GetFrame();
  1943.         RECTL                       vRect;
  1944.         RECTL                       vRect2;
  1945.         RECTL                       vRect3;
  1946.  
  1947.         ::WinQueryWindowRect(GetHwnd(), &vRect2);
  1948.         ::WinQueryWindowRect(hFrame, &vRect);
  1949.         ::WinQueryWindowRect(hParentWnd, &vRect3);
  1950.         nActualWidth = vRect2.xRight - vRect2.xLeft - vRect.xRight + nWidth;
  1951.         nActualHeight = vRect2.yTop - vRect2.yBottom - vRect.yTop + nHeight;
  1952.  
  1953.         vPoint.x = vRect2.xLeft;
  1954.         vPoint.y = vRect2.yBottom;
  1955.         if (pParent)
  1956.         {
  1957.             vPoint.x -= vRect3.xLeft;
  1958.             vPoint.y -= vRect3.yBottom;
  1959.         }
  1960.     }
  1961.     else
  1962.     {
  1963.         int                         nX;
  1964.         int                         nY;
  1965.  
  1966.         GetPosition(&nX, &nY);
  1967.         nActualWidth  = nWidth;
  1968.         nActualHeight = nHeight;
  1969.  
  1970.         vPoint.x = nX;
  1971.         vPoint.y = nY;
  1972.     }
  1973.     DoMoveWindow( vPoint.x
  1974.                  ,vPoint.y
  1975.                  ,nActualWidth
  1976.                  ,nActualHeight
  1977.                 );
  1978.  
  1979.     wxSizeEvent                     vEvent( wxSize( nWidth
  1980.                                                    ,nHeight
  1981.                                                   )
  1982.                                            ,m_windowId
  1983.                                           );
  1984.  
  1985.     vEvent.SetEventObject(this);
  1986.     GetEventHandler()->ProcessEvent(vEvent);
  1987. } // end of wxWindowOS2::DoSetClientSize
  1988.  
  1989. wxPoint wxWindowOS2::GetClientAreaOrigin() const
  1990. {
  1991.     return wxPoint(0, 0);
  1992. } // end of wxWindowOS2::GetClientAreaOrigin
  1993.  
  1994. // ---------------------------------------------------------------------------
  1995. // text metrics
  1996. // ---------------------------------------------------------------------------
  1997.  
  1998. int wxWindowOS2::GetCharHeight() const
  1999. {
  2000.     HPS                             hPs;
  2001.     FONTMETRICS                     vFontMetrics;
  2002.  
  2003.     hPs = ::WinGetPS(GetHwnd());
  2004.  
  2005.     if(!GpiQueryFontMetrics(hPs, sizeof(FONTMETRICS), &vFontMetrics))
  2006.     {
  2007.         ::WinReleasePS(hPs);
  2008.         return (0);
  2009.     }
  2010.     ::WinReleasePS(hPs);
  2011.     return(vFontMetrics.lMaxAscender + vFontMetrics.lMaxDescender);
  2012. } // end of wxWindowOS2::GetCharHeight
  2013.  
  2014. int wxWindowOS2::GetCharWidth() const
  2015. {
  2016.     HPS                             hPs;
  2017.     FONTMETRICS                     vFontMetrics;
  2018.  
  2019.     hPs = ::WinGetPS(GetHwnd());
  2020.  
  2021.     if(!GpiQueryFontMetrics(hPs, sizeof(FONTMETRICS), &vFontMetrics))
  2022.     {
  2023.         ::WinReleasePS(hPs);
  2024.         return (0);
  2025.     }
  2026.     ::WinReleasePS(hPs);
  2027.     return(vFontMetrics.lAveCharWidth);
  2028. } // end of wxWindowOS2::GetCharWidth
  2029.  
  2030. void wxWindowOS2::GetTextExtent(
  2031.   const wxString&                   rString
  2032. , int*                              pX
  2033. , int*                              pY
  2034. , int*                              pDescent
  2035. , int*                              pExternalLeading
  2036. , const wxFont*                     pTheFont
  2037. ) const
  2038. {
  2039.     POINTL                          avPoint[TXTBOX_COUNT];
  2040.     POINTL                          vPtMin;
  2041.     POINTL                          vPtMax;
  2042.     int                             i;
  2043.     int                             l;
  2044.     FONTMETRICS                     vFM; // metrics structure
  2045.     BOOL                            bRc;
  2046.     char*                           pStr;
  2047.     ERRORID                         vErrorCode; // last error id code
  2048.     HPS                             hPS;
  2049.  
  2050.  
  2051.     hPS = ::WinGetPS(GetHwnd());
  2052.  
  2053.     l = rString.Length();
  2054.     if (l > 0L)
  2055.     {
  2056.         pStr = (PCH)rString.c_str();
  2057.  
  2058.         //
  2059.         // In world coordinates.
  2060.         //
  2061.         bRc = ::GpiQueryTextBox( hPS
  2062.                                 ,l
  2063.                                 ,pStr
  2064.                                 ,TXTBOX_COUNT // return maximum information
  2065.                                 ,avPoint      // array of coordinates points
  2066.                                );
  2067.         if (bRc)
  2068.         {
  2069.             vPtMin.x = avPoint[0].x;
  2070.             vPtMax.x = avPoint[0].x;
  2071.             vPtMin.y = avPoint[0].y;
  2072.             vPtMax.y = avPoint[0].y;
  2073.             for (i = 1; i < 4; i++)
  2074.             {
  2075.                 if(vPtMin.x > avPoint[i].x) vPtMin.x = avPoint[i].x;
  2076.                 if(vPtMin.y > avPoint[i].y) vPtMin.y = avPoint[i].y;
  2077.                 if(vPtMax.x < avPoint[i].x) vPtMax.x = avPoint[i].x;
  2078.                 if(vPtMax.y < avPoint[i].y) vPtMax.y = avPoint[i].y;
  2079.             }
  2080.             bRc = ::GpiQueryFontMetrics( hPS
  2081.                                         ,sizeof(FONTMETRICS)
  2082.                                         ,&vFM
  2083.                                        );
  2084.             if (!bRc)
  2085.             {
  2086.                 vPtMin.x = 0;
  2087.                 vPtMin.y = 0;
  2088.                 vPtMax.x = 0;
  2089.                 vPtMax.y = 0;
  2090.             }
  2091.         }
  2092.         else
  2093.         {
  2094.             vPtMin.x = 0;
  2095.             vPtMin.y = 0;
  2096.             vPtMax.x = 0;
  2097.             vPtMax.y = 0;
  2098.         }
  2099.     }
  2100.     else
  2101.     {
  2102.         vPtMin.x = 0;
  2103.         vPtMin.y = 0;
  2104.         vPtMax.x = 0;
  2105.         vPtMax.y = 0;
  2106.     }
  2107.     if (pX)
  2108.         *pX = (vPtMax.x - vPtMin.x + 1);
  2109.     if (pY)
  2110.         *pY = (vPtMax.y - vPtMin.y + 1);
  2111.     if (pDescent)
  2112.     {
  2113.         if (bRc)
  2114.             *pDescent = vFM.lMaxDescender;
  2115.         else
  2116.             *pDescent = 0;
  2117.     }
  2118.     if (pExternalLeading)
  2119.     {
  2120.         if (bRc)
  2121.             *pExternalLeading = vFM.lExternalLeading;
  2122.         else
  2123.             *pExternalLeading = 0;
  2124.     }
  2125.     ::WinReleasePS(hPS);
  2126. } // end of wxWindow::GetTextExtent
  2127.  
  2128. bool wxWindowOS2::IsMouseInWindow() const
  2129. {
  2130.     //
  2131.     // Get the mouse position
  2132.     POINTL                          vPt;
  2133.  
  2134.     ::WinQueryPointerPos(HWND_DESKTOP, &vPt);
  2135.  
  2136.     //
  2137.     // Find the window which currently has the cursor and go up the window
  2138.     // chain until we find this window - or exhaust it
  2139.     //
  2140.     HWND                            hWnd = ::WinWindowFromPoint(HWND_DESKTOP, &vPt, TRUE);
  2141.  
  2142.     while (hWnd && (hWnd != GetHwnd()))
  2143.         hWnd = ::WinQueryWindow(hWnd, QW_PARENT);
  2144.  
  2145.     return hWnd != NULL;
  2146. } // end of wxWindowOS2::IsMouseInWindow
  2147.  
  2148. #if wxUSE_CARET && WXWIN_COMPATIBILITY
  2149. // ---------------------------------------------------------------------------
  2150. // Caret manipulation
  2151. // ---------------------------------------------------------------------------
  2152.  
  2153. void wxWindowOS2::CreateCaret(
  2154.   int                               nWidth
  2155. , int                               nHeight
  2156. )
  2157. {
  2158.     SetCaret(new wxCaret( this
  2159.                          ,nWidth
  2160.                          ,nHeight
  2161.                         ));
  2162. } // end of wxWindowOS2::CreateCaret
  2163.  
  2164. void wxWindowOS2::CreateCaret(
  2165.   const wxBitmap*                   pBitmap
  2166. )
  2167. {
  2168.     wxFAIL_MSG("not implemented");
  2169. } // end of wxWindowOS2::CreateCaret
  2170.  
  2171. void wxWindowOS2::ShowCaret(
  2172.   bool                              bShow
  2173. )
  2174. {
  2175.     wxCHECK_RET( m_caret, "no caret to show" );
  2176.  
  2177.     m_caret->Show(bShow);
  2178. } // end of wxWindowOS2::ShowCaret
  2179.  
  2180. void wxWindowOS2::DestroyCaret()
  2181. {
  2182.     SetCaret(NULL);
  2183. } // end of wxWindowOS2::DestroyCaret
  2184.  
  2185. void wxWindowOS2::SetCaretPos(
  2186.   int                               nX
  2187. , int                               nY)
  2188. {
  2189.     wxCHECK_RET( m_caret, "no caret to move" );
  2190.  
  2191.     m_caret->Move( nX
  2192.                   ,nY
  2193.                  );
  2194. } // end of wxWindowOS2::SetCaretPos
  2195.  
  2196. void wxWindowOS2::GetCaretPos(
  2197.   int*                              pX
  2198. , int*                              pY
  2199. ) const
  2200. {
  2201.     wxCHECK_RET( m_caret, "no caret to get position of" );
  2202.  
  2203.     m_caret->GetPosition( pX
  2204.                          ,pY
  2205.                         );
  2206. } // end of wxWindowOS2::GetCaretPos
  2207.  
  2208. #endif //wxUSE_CARET
  2209.  
  2210. // ---------------------------------------------------------------------------
  2211. // popup menu
  2212. // ---------------------------------------------------------------------------
  2213. //
  2214. #if wxUSE_MENUS_NATIVE
  2215. static void wxYieldForCommandsOnly()
  2216. {
  2217.     //
  2218.     // Peek all WM_COMMANDs (it will always return WM_QUIT too but we don't
  2219.     // want to process it here)
  2220.     //
  2221.     QMSG                            vMsg;
  2222.  
  2223.     while (::WinPeekMsg(vHabmain, &vMsg, (HWND)0, WM_COMMAND, WM_COMMAND, PM_REMOVE)
  2224.            && vMsg.msg != WM_QUIT)
  2225.     {
  2226.         wxTheApp->DoMessage((WXMSG*)&vMsg);
  2227.     }
  2228. }
  2229. #endif // wxUSE_MENUS_NATIVE
  2230.  
  2231. #if wxUSE_MENUS_NATIVE
  2232. bool wxWindowOS2::DoPopupMenu(
  2233.   wxMenu*                           pMenu
  2234. , int                               nX
  2235. , int                               nY
  2236. )
  2237. {
  2238.     HWND                            hWndOwner = GetHwnd();
  2239.     HWND                            hWndParent = GetHwnd();
  2240.     HWND                            hMenu = GetHmenuOf(pMenu);
  2241.     bool                            bIsWaiting = TRUE;
  2242.  
  2243.     pMenu->SetInvokingWindow(this);
  2244.     pMenu->UpdateUI();
  2245.  
  2246.     DoClientToScreen( &nX
  2247.                      ,&nY
  2248.                     );
  2249.     wxCurrentPopupMenu = pMenu;
  2250.  
  2251.     ::WinPopupMenu( hWndParent
  2252.                    ,hWndOwner
  2253.                    ,hMenu
  2254.                    ,nX
  2255.                    ,nY
  2256.                    ,0L
  2257.                    ,PU_HCONSTRAIN | PU_VCONSTRAIN | PU_MOUSEBUTTON1 | PU_KEYBOARD
  2258.                   );
  2259.  
  2260.     while(bIsWaiting)
  2261.     {
  2262.         QMSG                            vMsg;
  2263.         BOOL                            bRc = ::WinGetMsg(vHabmain, &vMsg, HWND(NULL), 0, 0);
  2264.  
  2265.         if (vMsg.msg == WM_MENUEND || vMsg.msg == WM_COMMAND)
  2266.         {
  2267.             bIsWaiting = FALSE;
  2268.         }
  2269.         ::WinDispatchMsg(vHabmain, (PQMSG)&vMsg);
  2270.  
  2271.     }
  2272.     wxCurrentPopupMenu = NULL;
  2273.     pMenu->SetInvokingWindow(NULL);
  2274.     return TRUE;
  2275. } // end of wxWindowOS2::DoPopupMenu
  2276. #endif // wxUSE_MENUS_NATIVE
  2277.  
  2278. // ===========================================================================
  2279. // pre/post message processing
  2280. // ===========================================================================
  2281.  
  2282. MRESULT wxWindowOS2::OS2DefWindowProc(
  2283.   WXUINT                            uMsg
  2284. , WXWPARAM                          wParam
  2285. , WXLPARAM                          lParam
  2286. )
  2287. {
  2288.     if (m_fnOldWndProc)
  2289.         return (MRESULT)m_fnOldWndProc(GetHWND(), uMsg, (MPARAM)wParam, (MPARAM)lParam);
  2290.     else
  2291.         return ::WinDefWindowProc(GetHWND(), uMsg, (MPARAM)wParam, (MPARAM)lParam);
  2292. } // end of wxWindowOS2::OS2DefWindowProc
  2293.  
  2294. bool wxWindowOS2::OS2ProcessMessage(
  2295.   WXMSG*                            pMsg
  2296. )
  2297. {
  2298. // wxUniversal implements tab traversal itself
  2299. #ifndef __WXUNIVERSAL__
  2300.     QMSG*                           pQMsg = (QMSG*)pMsg;
  2301.  
  2302.     if (m_hWnd != 0 && (GetWindowStyleFlag() & wxTAB_TRAVERSAL))
  2303.     {
  2304.         //
  2305.         // Intercept dialog navigation keys
  2306.         //
  2307.         bool                        bProcess = TRUE;
  2308.         USHORT                      uKeyFlags = SHORT1FROMMP(pQMsg->mp1);
  2309.  
  2310.         if (uKeyFlags & KC_KEYUP)
  2311.             bProcess = FALSE;
  2312.  
  2313.         if (uKeyFlags & KC_ALT)
  2314.             bProcess = FALSE;
  2315.  
  2316.         if (!(uKeyFlags & KC_VIRTUALKEY))
  2317.             bProcess = FALSE;
  2318.  
  2319.         if (bProcess)
  2320.         {
  2321.             bool                    bCtrlDown = IsCtrlDown();
  2322.             bool                    bShiftDown = IsShiftDown();
  2323.  
  2324.             //
  2325.             // WM_QUERYDLGCODE: ask the control if it wants the key for itself,
  2326.             // don't process it if it's the case (except for Ctrl-Tab/Enter
  2327.             // combinations which are always processed)
  2328.             //
  2329.             ULONG                   ulDlgCode = 0;
  2330.  
  2331.             if (!bCtrlDown)
  2332.             {
  2333.                 ulDlgCode = (ULONG)::WinSendMsg(pQMsg->hwnd, WM_QUERYDLGCODE, pQMsg, 0);
  2334.             }
  2335.  
  2336.             bool                    bForward = TRUE;
  2337.             bool                    bWindowChange = FALSE;
  2338.  
  2339.             switch (SHORT2FROMMP(pQMsg->mp2))
  2340.             {
  2341.                 //
  2342.                 // Going to make certain assumptions about specific types of controls
  2343.                 // here, so we may have to alter some things later if they prove invalid
  2344.                 //
  2345.                 case VK_TAB:
  2346.                     //
  2347.                     // Shift tabl will always be a nav-key but tabs may be wanted
  2348.                     //
  2349.                     if (!bShiftDown)
  2350.                     {
  2351.                         bProcess = FALSE;
  2352.                     }
  2353.                     else
  2354.                     {
  2355.                         //
  2356.                         // Entry Fields want tabs for themselve usually
  2357.                         //
  2358.                         switch (ulDlgCode)
  2359.                         {
  2360.                             case DLGC_ENTRYFIELD:
  2361.                             case DLGC_MLE:
  2362.                                 bProcess = TRUE;
  2363.                                 break;
  2364.  
  2365.                             default:
  2366.                                 bProcess = FALSE;
  2367.                         }
  2368.  
  2369.                         //
  2370.                         // Ctrl-Tab cycles thru notebook pages
  2371.                         //
  2372.                         bWindowChange = bCtrlDown;
  2373.                         bForward = !bShiftDown;
  2374.                     }
  2375.                     break;
  2376.  
  2377.                 case VK_UP:
  2378.                 case VK_LEFT:
  2379.                     if (bCtrlDown)
  2380.                         bProcess = FALSE;
  2381.                     else
  2382.                         bForward = FALSE;
  2383.                     break;
  2384.  
  2385.                 case VK_DOWN:
  2386.                 case VK_RIGHT:
  2387.                     if (bCtrlDown)
  2388.                         bProcess = FALSE;
  2389.                     break;
  2390.  
  2391.                 case VK_ENTER:
  2392.                     {
  2393.                         if (bCtrlDown)
  2394.                         {
  2395.                             //
  2396.                             // ctrl-enter is not processed
  2397.                             //
  2398.                             return FALSE;
  2399.                         }
  2400.                         else if (ulDlgCode & DLGC_BUTTON)
  2401.                         {
  2402.                             //
  2403.                             // buttons want process Enter themselevs
  2404.                             //
  2405.                             bProcess = FALSE;
  2406.                         }
  2407.                         else
  2408.                         {
  2409.                             wxButton*   pBtn = wxDynamicCast( GetDefaultItem()
  2410.                                                              ,wxButton
  2411.                                                             );
  2412.  
  2413.                             if (pBtn && pBtn->IsEnabled())
  2414.                             {
  2415.                                 //
  2416.                                 // If we do have a default button, do press it
  2417.                                 //
  2418.                                 pBtn->OS2Command(BN_CLICKED, 0 /* unused */);
  2419.                                 return TRUE;
  2420.                             }
  2421.                             // else: but if it does not it makes sense to make
  2422.                             //       it work like a TAB - and that's what we do.
  2423.                             //       Note that Ctrl-Enter always works this way.
  2424.                         }
  2425.                     }
  2426.                     break;
  2427.  
  2428.                 default:
  2429.                     bProcess = FALSE;
  2430.             }
  2431.  
  2432.             if (bProcess)
  2433.             {
  2434.                 wxNavigationKeyEvent    vEvent;
  2435.  
  2436.                 vEvent.SetDirection(bForward);
  2437.                 vEvent.SetWindowChange(bWindowChange);
  2438.                 vEvent.SetEventObject(this);
  2439.  
  2440.                 if (GetEventHandler()->ProcessEvent(vEvent))
  2441.                 {
  2442.                     wxButton*       pBtn = wxDynamicCast(FindFocus(), wxButton);
  2443.  
  2444.                     if (pBtn)
  2445.                     {
  2446.                         //
  2447.                         // The button which has focus should be default
  2448.                         //
  2449.                         pBtn->SetDefault();
  2450.                     }
  2451.                     return TRUE;
  2452.                 }
  2453.             }
  2454.         }
  2455.         //
  2456.         // Let Dialogs process
  2457.         //
  2458.         if (::WinSendMsg(pQMsg->hwnd, WM_QUERYDLGCODE, pQMsg, 0));
  2459.             return TRUE;
  2460.     }
  2461. #else
  2462.     pMsg = pMsg; // just shut up the compiler
  2463. #endif // __WXUNIVERSAL__
  2464.  
  2465.     return FALSE;
  2466. } // end of wxWindowOS2::OS2ProcessMessage
  2467.  
  2468. bool wxWindowOS2::OS2TranslateMessage(
  2469.   WXMSG*                            pMsg
  2470. )
  2471. {
  2472. #if wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
  2473.   return m_acceleratorTable.Translate(m_hWnd, pMsg);
  2474. #else
  2475.   pMsg = pMsg;
  2476.   return FALSE;
  2477. #endif //wxUSE_ACCEL
  2478. } // end of wxWindowOS2::OS2TranslateMessage
  2479.  
  2480. bool wxWindowOS2::OS2ShouldPreProcessMessage(
  2481.   WXMSG*                            pMsg
  2482. )
  2483. {
  2484.     // preprocess all messages by default
  2485.     return TRUE;
  2486. } // end of wxWindowOS2::OS2ShouldPreProcessMessage
  2487.  
  2488. // ---------------------------------------------------------------------------
  2489. // message params unpackers
  2490. // ---------------------------------------------------------------------------
  2491.  
  2492. void wxWindowOS2::UnpackCommand(
  2493.   WXWPARAM                          wParam
  2494. , WXLPARAM                          lParam
  2495. , WORD*                             pId
  2496. , WXHWND*                           phWnd
  2497. , WORD*                             pCmd
  2498. )
  2499. {
  2500.     *pId = LOWORD(wParam);
  2501.     *phWnd = NULL;  // or may be GetHWND() ?
  2502.     *pCmd = LOWORD(lParam);
  2503. } // end of wxWindowOS2::UnpackCommand
  2504.  
  2505. void wxWindowOS2::UnpackActivate(
  2506.   WXWPARAM                          wParam
  2507. , WXLPARAM                          lParam
  2508. , WXWORD*                           pState
  2509. , WXHWND*                           phWnd
  2510. )
  2511. {
  2512.     *pState     = LOWORD(wParam);
  2513.     *phWnd      = (WXHWND)lParam;
  2514. } // end of wxWindowOS2::UnpackActivate
  2515.  
  2516. void wxWindowOS2::UnpackScroll(
  2517.   WXWPARAM                          wParam
  2518. , WXLPARAM                          lParam
  2519. , WXWORD*                           pCode
  2520. , WXWORD*                           pPos
  2521. , WXHWND*                           phWnd
  2522. )
  2523. {
  2524.     ULONG                           ulId;
  2525.     HWND                            hWnd;
  2526.  
  2527.     ulId    = (ULONG)LONGFROMMP(wParam);
  2528.     hWnd = ::WinWindowFromID(GetHwnd(), ulId);
  2529.     if (hWnd == m_hWndScrollBarHorz || hWnd == m_hWndScrollBarVert)
  2530.         *phWnd = NULLHANDLE;
  2531.     else
  2532.         *phWnd = hWnd;
  2533.  
  2534.     *pPos  = SHORT1FROMMP(lParam);
  2535.     *pCode = SHORT2FROMMP(lParam);
  2536. } // end of wxWindowOS2::UnpackScroll
  2537.  
  2538. void wxWindowOS2::UnpackMenuSelect(
  2539.   WXWPARAM                          wParam
  2540. , WXLPARAM                          lParam
  2541. , WXWORD*                           pItem
  2542. , WXWORD*                           pFlags
  2543. , WXHMENU*                          phMenu
  2544. )
  2545. {
  2546.     *pItem = (WXWORD)LOWORD(wParam);
  2547.     *pFlags = HIWORD(wParam);
  2548.     *phMenu = (WXHMENU)lParam;
  2549. } // end of wxWindowOS2::UnpackMenuSelect
  2550.  
  2551. // ---------------------------------------------------------------------------
  2552. // Main wxWindows window proc and the window proc for wxWindow
  2553. // ---------------------------------------------------------------------------
  2554.  
  2555. //
  2556. // Hook for new window just as it's being created, when the window isn't yet
  2557. // associated with the handle
  2558. //
  2559. wxWindowOS2*                         wxWndHook = NULL;
  2560.  
  2561. //
  2562. // Main window proc
  2563. //
  2564. MRESULT EXPENTRY wxWndProc(
  2565.   HWND                              hWnd
  2566. , ULONG                             ulMsg
  2567. , MPARAM                            wParam
  2568. , MPARAM                            lParam
  2569. )
  2570. {
  2571.     //
  2572.     // Trace all ulMsgs - useful for the debugging
  2573.     //
  2574. #ifdef __WXDEBUG__
  2575.     wxLogTrace(wxTraceMessages, wxT("Processing %s(wParam=%8lx, lParam=%8lx)"),
  2576.                wxGetMessageName(ulMsg), wParam, lParam);
  2577. #endif // __WXDEBUG__
  2578.  
  2579.     wxWindowOS2*                    pWnd = wxFindWinFromHandle((WXHWND)hWnd);
  2580.  
  2581.     //
  2582.     // When we get the first message for the HWND we just created, we associate
  2583.     // it with wxWindow stored in wxWndHook
  2584.     //
  2585.     if (!pWnd && wxWndHook)
  2586.     {
  2587.         wxAssociateWinWithHandle(hWnd, wxWndHook);
  2588.         pWnd = wxWndHook;
  2589.         wxWndHook = NULL;
  2590.         pWnd->SetHWND((WXHWND)hWnd);
  2591.     }
  2592.  
  2593.     MRESULT                         rc = (MRESULT)0;
  2594.  
  2595.  
  2596.     //
  2597.     // Stop right here if we don't have a valid handle in our wxWindow object.
  2598.     //
  2599.     if (pWnd && !pWnd->GetHWND())
  2600.     {
  2601.         pWnd->SetHWND((WXHWND) hWnd);
  2602.         rc = pWnd->OS2DefWindowProc(ulMsg, wParam, lParam );
  2603.         pWnd->SetHWND(0);
  2604.     }
  2605.     else
  2606.     {
  2607.         if (pWnd)
  2608.         {
  2609.             rc = pWnd->OS2WindowProc(ulMsg, wParam, lParam);
  2610.             if ( (pWnd->GetScrollBarHorz() != NULLHANDLE ||
  2611.                   pWnd->GetScrollBarVert() != NULLHANDLE) &&
  2612.                   ulMsg == WM_PAINT)
  2613.             {
  2614.                 if (pWnd->GetScrollBarHorz() != NULLHANDLE)
  2615.                     ::WinInvalidateRect(pWnd->GetScrollBarHorz(), NULL, TRUE);
  2616.                 if (pWnd->GetScrollBarVert() != NULLHANDLE)
  2617.                     ::WinInvalidateRect(pWnd->GetScrollBarVert(), NULL, TRUE);
  2618.             }
  2619.         }
  2620.         else
  2621.             rc = ::WinDefWindowProc(hWnd, ulMsg, wParam, lParam);
  2622.     }
  2623.  
  2624.     return rc;
  2625. } // end of wxWndProc
  2626.  
  2627. //
  2628. // We will add (or delete) messages we need to handle at this default
  2629. // level as we go
  2630. //
  2631. MRESULT wxWindowOS2::OS2WindowProc(
  2632.   WXUINT                            uMsg
  2633. , WXWPARAM                          wParam
  2634. , WXLPARAM                          lParam
  2635. )
  2636. {
  2637.     //
  2638.     // Did we process the uMsg?
  2639.     //
  2640.     bool                            bProcessed = FALSE;
  2641.     MRESULT                         mResult;
  2642.  
  2643.     //
  2644.     // For most messages we should return 0 when we do process the message
  2645.     //
  2646.     mResult = (MRESULT)0;
  2647.  
  2648.     switch (uMsg)
  2649.     {
  2650.         case WM_CREATE:
  2651.             {
  2652.                 bool                bMayCreate;
  2653.  
  2654.                 bProcessed = HandleCreate( (WXLPCREATESTRUCT)lParam
  2655.                                           ,&bMayCreate
  2656.                                          );
  2657.                 if (bProcessed)
  2658.                 {
  2659.                     //
  2660.                     // Return 0 to bAllow window creation
  2661.                     //
  2662.                     mResult = (MRESULT)(bMayCreate ? 0 : -1);
  2663.                 }
  2664.             }
  2665.             break;
  2666.  
  2667.         case WM_DESTROY:
  2668.              HandleDestroy();
  2669.              bProcessed = TRUE;
  2670.              break;
  2671.  
  2672.         case WM_MOVE:
  2673.             bProcessed = HandleMove( LOWORD(lParam)
  2674.                                     ,HIWORD(lParam)
  2675.                                    );
  2676.             break;
  2677.  
  2678.         case WM_SIZE:
  2679.             bProcessed = HandleSize( LOWORD(lParam)
  2680.                                     ,HIWORD(lParam)
  2681.                                     ,(WXUINT)wParam
  2682.                                    );
  2683.             break;
  2684.  
  2685.         case WM_WINDOWPOSCHANGED:
  2686.  
  2687.             //
  2688.             // Dialogs under OS/2 do not get WM_SIZE events at all.
  2689.             // Instead they get this, which can function much like WM_SIZE
  2690.             // PSWP contains the new sizes and positioning, PSWP+1 the old
  2691.             // We use this because ADJUSTWINDOWPOS comes BEFORE the new
  2692.             // position is added and our auto layout does a WinQueryWindowRect
  2693.             // to get the CURRENT client size.  That is the size used to position
  2694.             // child controls, so we need to already be sized
  2695.             // in order to get the child controls positoned properly.
  2696.             //
  2697.             if (IsKindOf(CLASSINFO(wxDialog)) || IsKindOf(CLASSINFO(wxFrame)))
  2698.             {
  2699.                 PSWP                pSwp = (PSWP)PVOIDFROMMP(wParam);
  2700.                 PSWP                pSwp2 = pSwp++;
  2701.  
  2702.                 if (!(pSwp->cx == pSwp2->cx &&
  2703.                       pSwp->cy == pSwp2->cy))
  2704.                     bProcessed = HandleSize( pSwp->cx
  2705.                                             ,pSwp->cy
  2706.                                             ,(WXUINT)lParam
  2707.                                            );
  2708.                 if (IsKindOf(CLASSINFO(wxFrame)))
  2709.                 {
  2710.                     wxFrame*            pFrame = wxDynamicCast(this, wxFrame);
  2711.  
  2712.                     if (pFrame)
  2713.                     {
  2714.                         if (pFrame->GetStatusBar())
  2715.                             pFrame->PositionStatusBar();
  2716.                         if (pFrame->GetToolBar())
  2717.                             pFrame->PositionToolBar();
  2718.                     }
  2719.                 }
  2720.             }
  2721.             break;
  2722.  
  2723.         case WM_ACTIVATE:
  2724.             {
  2725.                 WXWORD              wState;
  2726.                 WXHWND              hWnd;
  2727.  
  2728.                 UnpackActivate( wParam
  2729.                                ,lParam
  2730.                                ,&wState
  2731.                                ,&hWnd
  2732.                               );
  2733.  
  2734.                 bProcessed = HandleActivate( wState
  2735.                                             ,(WXHWND)hWnd
  2736.                                            );
  2737.                 bProcessed = FALSE;
  2738.             }
  2739.             break;
  2740.  
  2741.         case WM_SETFOCUS:
  2742.             if (SHORT1FROMMP((MPARAM)lParam) == TRUE)
  2743.                 bProcessed = HandleSetFocus((WXHWND)(HWND)wParam);
  2744.             else
  2745.                 bProcessed = HandleKillFocus((WXHWND)(HWND)wParam);
  2746.             break;
  2747.  
  2748.         case WM_PAINT:
  2749.             bProcessed = HandlePaint();
  2750.             break;
  2751.  
  2752.         case WM_CLOSE:
  2753.             //
  2754.             // Don't let the DefWindowProc() destroy our window - we'll do it
  2755.             // ourselves in ~wxWindow
  2756.             //
  2757.             bProcessed = TRUE;
  2758.             mResult = (MRESULT)TRUE;
  2759.             break;
  2760.  
  2761.         case WM_SHOW:
  2762.             bProcessed = HandleShow(wParam != 0, (int)lParam);
  2763.             break;
  2764.  
  2765.         //
  2766.         // Under OS2 PM Joysticks are treated just like mouse events
  2767.         // The "Motion" events will be prevelent in joysticks
  2768.         //
  2769.         case WM_MOUSEMOVE:
  2770.         case WM_BUTTON1DOWN:
  2771.         case WM_BUTTON1UP:
  2772.         case WM_BUTTON1DBLCLK:
  2773.         case WM_BUTTON1MOTIONEND:
  2774.         case WM_BUTTON1MOTIONSTART:
  2775.         case WM_BUTTON2DOWN:
  2776.         case WM_BUTTON2UP:
  2777.         case WM_BUTTON2DBLCLK:
  2778.         case WM_BUTTON2MOTIONEND:
  2779.         case WM_BUTTON2MOTIONSTART:
  2780.         case WM_BUTTON3DOWN:
  2781.         case WM_BUTTON3UP:
  2782.         case WM_BUTTON3DBLCLK:
  2783.         case WM_BUTTON3MOTIONEND:
  2784.         case WM_BUTTON3MOTIONSTART:
  2785.             {
  2786.                 if (uMsg == WM_BUTTON1DOWN && AcceptsFocus())
  2787.                     SetFocus();
  2788.  
  2789.                 short               nX = LOWORD(wParam);
  2790.                 short               nY = HIWORD(wParam);
  2791.  
  2792.                 //
  2793.                 // Redirect the event to a static control if necessary
  2794.                 //
  2795.                 if (this == GetCapture())
  2796.                 {
  2797.                     bProcessed = HandleMouseEvent( uMsg
  2798.                                                   ,nX
  2799.                                                   ,nY
  2800.                                                   ,(WXUINT)SHORT1FROMMP(wParam)
  2801.                                                  );
  2802.                 }
  2803.                 else
  2804.                 {
  2805.                     wxWindow*       pWin = FindWindowForMouseEvent( this
  2806.                                                                    ,&nX
  2807.                                                                    ,&nY
  2808.                                                                   );
  2809.                     bProcessed = pWin->HandleMouseEvent( uMsg
  2810.                                                         ,nX
  2811.                                                         ,nY
  2812.                                                         ,(WXUINT)SHORT1FROMMP(wParam)
  2813.                                                        );
  2814.                 }
  2815.             }
  2816.             break;
  2817.  
  2818.         case WM_SYSCOMMAND:
  2819.             bProcessed = HandleSysCommand(wParam, lParam);
  2820.             break;
  2821.  
  2822.         case WM_COMMAND:
  2823.             {
  2824.                 WORD id, cmd;
  2825.                 WXHWND hwnd;
  2826.                 UnpackCommand(wParam, lParam, &id, &hwnd, &cmd);
  2827.  
  2828.                 bProcessed = HandleCommand(id, cmd, hwnd);
  2829.             }
  2830.             break;
  2831.  
  2832.             //
  2833.             // For these messages we must return TRUE if process the message
  2834.             //
  2835.         case WM_DRAWITEM:
  2836.         case WM_MEASUREITEM:
  2837.             {
  2838.                 int                 nIdCtrl = (UINT)wParam;
  2839.  
  2840.                 if ( uMsg == WM_DRAWITEM )
  2841.                 {
  2842.                     bProcessed = OS2OnDrawItem(nIdCtrl,
  2843.                                               (WXDRAWITEMSTRUCT *)lParam);
  2844.                 }
  2845.                 else
  2846.                 {
  2847.                     return MRFROMLONG(OS2OnMeasureItem( nIdCtrl
  2848.                                                        ,(WXMEASUREITEMSTRUCT *)lParam
  2849.                                                       ));
  2850.                 }
  2851.  
  2852.                 if ( bProcessed )
  2853.                     mResult = (MRESULT)TRUE;
  2854.             }
  2855.             break;
  2856.  
  2857.         case WM_QUERYDLGCODE:
  2858.             if (!IsOfStandardClass())
  2859.             {
  2860.                 if ( m_lDlgCode )
  2861.                 {
  2862.                     mResult = (MRESULT)m_lDlgCode;
  2863.                     bProcessed = TRUE;
  2864.                 }
  2865.             }
  2866.             //
  2867.             //else: get the dlg code from the DefWindowProc()
  2868.             //
  2869.             break;
  2870.  
  2871.         //
  2872.         // In OS/2 PM all keyboard events are of the WM_CHAR type.  Virtual key and key-up
  2873.         // and key-down events are obtained from the WM_CHAR params.
  2874.         //
  2875.         case WM_CHAR:
  2876.             {
  2877.                 USHORT                  uKeyFlags = SHORT1FROMMP((MPARAM)wParam);
  2878.  
  2879.                 if (uKeyFlags & KC_KEYUP)
  2880.                 {
  2881.                     //TODO: check if the cast to WXWORD isn't causing trouble
  2882.                     bProcessed = HandleKeyUp(wParam, lParam);
  2883.                     break;
  2884.                 }
  2885.                 else // keydown event
  2886.                 {
  2887.                     m_bLastKeydownProcessed = FALSE;
  2888.                     //
  2889.                     // If this has been processed by an event handler,
  2890.                     // return 0 now (we've handled it). DON't RETURN
  2891.                     // we still need to process further
  2892.                     //
  2893.                     m_bLastKeydownProcessed = HandleKeyDown(wParam, lParam);
  2894.                     if (uKeyFlags & KC_VIRTUALKEY)
  2895.                     {
  2896.                         USHORT          uVk = SHORT2FROMMP((MPARAM)lParam);
  2897.  
  2898.                         //
  2899.                         // We consider these message "not interesting" to OnChar
  2900.                         //
  2901.                         switch(uVk)
  2902.                         {
  2903.                             case VK_SHIFT:
  2904.                             case VK_CTRL:
  2905.                             case VK_MENU:
  2906.                             case VK_CAPSLOCK:
  2907.                             case VK_NUMLOCK:
  2908.                             case VK_SCRLLOCK:
  2909.                                 bProcessed = TRUE;
  2910.                                 break;
  2911.  
  2912.                             // Avoid duplicate messages to OnChar for these ASCII keys: they
  2913.                             // will be translated by TranslateMessage() and received in WM_CHAR
  2914.                             case VK_ESC:
  2915.                             case VK_ENTER:
  2916.                             case VK_BACKSPACE:
  2917.                             case VK_TAB:
  2918.                                 // But set processed to FALSE, not TRUE to still pass them to
  2919.                                 // the control's default window proc - otherwise built-in
  2920.                                 // keyboard handling won't work
  2921.                                 bProcessed = FALSE;
  2922.                                 break;
  2923.  
  2924.                             default:
  2925.                                 bProcessed = HandleChar(wParam, lParam);
  2926.                          }
  2927.                          break;
  2928.                     }
  2929.                     else // WM_CHAR -- Always an ASCII character
  2930.                     {
  2931.                         if (m_bLastKeydownProcessed)
  2932.                         {
  2933.                             //
  2934.                             // The key was handled in the EVT_KEY_DOWN and handling
  2935.                             // a key in an EVT_KEY_DOWN handler is meant, by
  2936.                             // design, to prevent EVT_CHARs from happening
  2937.                             //
  2938.                             m_bLastKeydownProcessed = FALSE;
  2939.                             bProcessed = TRUE;
  2940.                         }
  2941.                         else // do generate a CHAR event
  2942.                         {
  2943.                             bProcessed = HandleChar(wParam, lParam, TRUE);
  2944.                             break;
  2945.                         }
  2946.                     }
  2947.                 }
  2948.             }
  2949.  
  2950.         case WM_HSCROLL:
  2951.         case WM_VSCROLL:
  2952.             {
  2953.                 WXWORD              wCode;
  2954.                 WXWORD              wPos;
  2955.                 WXHWND              hWnd;
  2956.                 UnpackScroll( wParam
  2957.                              ,lParam
  2958.                              ,&wCode
  2959.                              ,&wPos
  2960.                              ,&hWnd
  2961.                             );
  2962.  
  2963.                 bProcessed = OS2OnScroll( uMsg == WM_HSCROLL ? wxHORIZONTAL
  2964.                                                              : wxVERTICAL
  2965.                                          ,wCode
  2966.                                          ,wPos
  2967.                                          ,hWnd
  2968.                                         );
  2969.             }
  2970.             break;
  2971.  
  2972.         case WM_CONTROL:
  2973.             switch(SHORT2FROMMP(wParam))
  2974.             {
  2975.                 case BKN_PAGESELECTEDPENDING:
  2976.                     {
  2977.                         PPAGESELECTNOTIFY  pPage = (PPAGESELECTNOTIFY)lParam;
  2978.  
  2979.                         if ((pPage->ulPageIdNew != pPage->ulPageIdCur) &&
  2980.                             (pPage->ulPageIdNew > 0L && pPage->ulPageIdCur > 0L))
  2981.                         {
  2982.                             wxWindowOS2*        pWin = wxFindWinFromHandle(pPage->hwndBook);
  2983.                             wxNotebookEvent     vEvent( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED
  2984.                                                        ,(int)SHORT1FROMMP(wParam)
  2985.                                                        ,(int)pPage->ulPageIdNew
  2986.                                                        ,(int)pPage->ulPageIdCur
  2987.                                                       );
  2988.                             if (!pWin)
  2989.                             {
  2990.                                 bProcessed = FALSE;
  2991.                                 break;
  2992.                             }
  2993.                             if (pWin->IsKindOf(CLASSINFO(wxNotebook)))
  2994.                             {
  2995.                                 wxNotebook*         pNotebook = wxDynamicCast(pWin, wxNotebook);
  2996.  
  2997.                                 vEvent.SetEventObject(pWin);
  2998.                                 pNotebook->OnSelChange(vEvent);
  2999.                                 bProcessed = TRUE;
  3000.                             }
  3001.                             else
  3002.                                 bProcessed = FALSE;
  3003.                         }
  3004.                         else
  3005.                             bProcessed = FALSE;
  3006.                     }
  3007.                     break;
  3008.  
  3009.                 case BN_CLICKED: // Dups as LN_SELECT and CBN_LBSELECT
  3010.                     {
  3011.                         HWND                hWnd = ::WinWindowFromID((HWND)GetHwnd(), SHORT1FROMMP(wParam));
  3012.                         wxWindowOS2*        pWin = wxFindWinFromHandle(hWnd);
  3013.  
  3014.                         if (!pWin)
  3015.                         {
  3016.                             bProcessed = FALSE;
  3017.                             break;
  3018.                         }
  3019.                         //
  3020.                         // Simulate a WM_COMMAND here, as wxWindows expects all control
  3021.                         // button clicks to generate WM_COMMAND msgs, not WM_CONTROL
  3022.                         //
  3023.                         if (pWin->IsKindOf(CLASSINFO(wxRadioBox)))
  3024.                         {
  3025.                             wxRadioBox*         pRadioBox = wxDynamicCast(pWin, wxRadioBox);
  3026.  
  3027.                             pRadioBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
  3028.                                                   ,(WXUINT)SHORT1FROMMP(wParam)
  3029.                                                  );
  3030.                         }
  3031.                         if (pWin->IsKindOf(CLASSINFO(wxRadioButton)))
  3032.                         {
  3033.                             wxRadioButton*      pRadioButton = wxDynamicCast(pWin, wxRadioButton);
  3034.  
  3035.                             pRadioButton->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
  3036.                                                      ,(WXUINT)SHORT1FROMMP(wParam)
  3037.                                                     );
  3038.                         }
  3039.                         if (pWin->IsKindOf(CLASSINFO(wxCheckBox)))
  3040.                         {
  3041.                             wxCheckBox*         pCheckBox = wxDynamicCast(pWin, wxCheckBox);
  3042.  
  3043.                             pCheckBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
  3044.                                                   ,(WXUINT)SHORT1FROMMP(wParam)
  3045.                                                  );
  3046.                         }
  3047.                         if (pWin->IsKindOf(CLASSINFO(wxListBox)))
  3048.                         {
  3049.                             wxListBox*          pListBox = wxDynamicCast(pWin, wxListBox);
  3050.  
  3051.                             pListBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
  3052.                                                  ,(WXUINT)SHORT1FROMMP(wParam)
  3053.                                                 );
  3054.                             if (pListBox->GetWindowStyle() & wxLB_OWNERDRAW)
  3055.                                 Refresh();
  3056.                         }
  3057.                         if (pWin->IsKindOf(CLASSINFO(wxComboBox)))
  3058.                         {
  3059.                             wxComboBox*          pComboBox = wxDynamicCast(pWin, wxComboBox);
  3060.  
  3061.                             pComboBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
  3062.                                                   ,(WXUINT)SHORT1FROMMP(wParam)
  3063.                                                  );
  3064.                         }
  3065.                         return 0;
  3066.                     }
  3067.                     break;
  3068.  
  3069.                 case LN_ENTER:   /* dups as CBN_EFCHANGE */
  3070.                     {
  3071.                         HWND                hWnd = HWNDFROMMP(lParam);
  3072.                         wxWindowOS2*        pWin = wxFindWinFromHandle(hWnd);
  3073.  
  3074.                         if (!pWin)
  3075.                         {
  3076.                             bProcessed = FALSE;
  3077.                             break;
  3078.                         }
  3079.                         //
  3080.                         // Simulate a WM_COMMAND here, as wxWindows expects all control
  3081.                         // button clicks to generate WM_COMMAND msgs, not WM_CONTROL
  3082.                         //
  3083.                         if (pWin->IsKindOf(CLASSINFO(wxListBox)))
  3084.                         {
  3085.                             wxListBox*          pListBox = wxDynamicCast(pWin, wxListBox);
  3086.  
  3087.                             pListBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
  3088.                                                  ,(WXUINT)SHORT1FROMMP(wParam)
  3089.                                                 );
  3090.                             if (pListBox->GetWindowStyle() & wxLB_OWNERDRAW)
  3091.                                 Refresh();
  3092.  
  3093.                         }
  3094.                         if (pWin->IsKindOf(CLASSINFO(wxComboBox)))
  3095.                         {
  3096.                             wxComboBox*          pComboBox = wxDynamicCast(pWin, wxComboBox);
  3097.  
  3098.                             pComboBox->OS2Command( (WXUINT)SHORT2FROMMP(wParam)
  3099.                                                   ,(WXUINT)SHORT1FROMMP(wParam)
  3100.                                                  );
  3101.                         }
  3102.                         return 0;
  3103.                     }
  3104.                     break;
  3105.  
  3106.                 case SPBN_UPARROW:
  3107.                 case SPBN_DOWNARROW:
  3108.                 case SPBN_CHANGE:
  3109.                     {
  3110.                         char        zVal[10];
  3111.                         long        lVal;
  3112.  
  3113.                         ::WinSendMsg( HWNDFROMMP(lParam)
  3114.                                      ,SPBM_QUERYVALUE
  3115.                                      ,&zVal
  3116.                                      ,MPFROM2SHORT( (USHORT)10
  3117.                                                    ,(USHORT)SPBQ_UPDATEIFVALID
  3118.                                                   )
  3119.                                     );
  3120.                         lVal = atol(zVal);
  3121.                         bProcessed = OS2OnScroll( wxVERTICAL
  3122.                                                  ,(int)SHORT2FROMMP(wParam)
  3123.                                                  ,(int)lVal
  3124.                                                  ,HWNDFROMMP(lParam)
  3125.                                                 );
  3126.                     }
  3127.                     break;
  3128.  
  3129.                 case SLN_SLIDERTRACK:
  3130.                     {
  3131.                         HWND                hWnd = ::WinWindowFromID(GetHWND(), SHORT1FROMMP(wParam));
  3132.                         wxWindowOS2*        pChild = wxFindWinFromHandle(hWnd);
  3133.  
  3134.                         if (!pChild)
  3135.                         {
  3136.                             bProcessed = FALSE;
  3137.                             break;
  3138.                         }
  3139.                         if (pChild->IsKindOf(CLASSINFO(wxSlider)))
  3140.                             bProcessed = OS2OnScroll( wxVERTICAL
  3141.                                                      ,(int)SHORT2FROMMP(wParam)
  3142.                                                      ,(int)LONGFROMMP(lParam)
  3143.                                                      ,hWnd
  3144.                                                     );
  3145.                     }
  3146.                     break;
  3147.             }
  3148.             break;
  3149.  
  3150. #if defined(__VISAGECPP__) && (__IBMCPP__ >= 400)
  3151.         case WM_CTLCOLORCHANGE:
  3152.             {
  3153.                 bProcessed = HandleCtlColor(&hBrush);
  3154.             }
  3155.             break;
  3156. #endif
  3157.         case WM_ERASEBACKGROUND:
  3158.             //
  3159.             // Returning TRUE to requestw PM to paint the window background
  3160.             // in SYSCLR_WINDOW. We don't really want that
  3161.             //
  3162.             bProcessed = HandleEraseBkgnd((WXHDC)(HPS)wParam);
  3163.             mResult = (MRESULT)(FALSE);
  3164.             break;
  3165.  
  3166.             // the return value for this message is ignored
  3167.         case WM_SYSCOLORCHANGE:
  3168.             bProcessed = HandleSysColorChange();
  3169.             break;
  3170.  
  3171.         case WM_REALIZEPALETTE:
  3172.             bProcessed = HandlePaletteChanged();
  3173.             break;
  3174.  
  3175.         // move all drag and drops to wxDrg
  3176.         case WM_ENDDRAG:
  3177.             bProcessed = HandleEndDrag(wParam);
  3178.             break;
  3179.  
  3180.         case WM_INITDLG:
  3181.             bProcessed = HandleInitDialog((WXHWND)(HWND)wParam);
  3182.  
  3183.             if ( bProcessed )
  3184.             {
  3185.                 // we never set focus from here
  3186.                 mResult = (MRESULT)FALSE;
  3187.             }
  3188.             break;
  3189.  
  3190.         // wxFrame specific message
  3191.         case WM_MINMAXFRAME:
  3192.             bProcessed = HandleGetMinMaxInfo((PSWP)wParam);
  3193.             break;
  3194.  
  3195.         case WM_SYSVALUECHANGED:
  3196.             // TODO: do something
  3197.             mResult = (MRESULT)TRUE;
  3198.             break;
  3199.  
  3200.         //
  3201.         // Comparable to WM_SETPOINTER for windows, only for just controls
  3202.         //
  3203.         case WM_CONTROLPOINTER:
  3204.             bProcessed = HandleSetCursor( SHORT1FROMMP(wParam) // Control ID
  3205.                                          ,(HWND)lParam         // Cursor Handle
  3206.                                         );
  3207.             if (bProcessed )
  3208.             {
  3209.                 //
  3210.                 // Returning TRUE stops the DefWindowProc() from further
  3211.                 // processing this message - exactly what we need because we've
  3212.                 // just set the cursor.
  3213.                 //
  3214.                 mResult = (MRESULT)TRUE;
  3215.             }
  3216.             break;
  3217.     }
  3218.     if (!bProcessed)
  3219.     {
  3220. #ifdef __WXDEBUG__
  3221.         wxLogTrace(wxTraceMessages, wxT("Forwarding %s to DefWindowProc."),
  3222.                    wxGetMessageName(uMsg));
  3223. #endif // __WXDEBUG__
  3224.         if (IsKindOf(CLASSINFO(wxFrame)))
  3225.             mResult = ::WinDefWindowProc(m_hWnd, uMsg, wParam, lParam);
  3226.         else if (IsKindOf(CLASSINFO(wxDialog)))
  3227.             mResult = ::WinDefDlgProc( m_hWnd, uMsg, wParam, lParam);
  3228.         else
  3229.             mResult = OS2DefWindowProc(uMsg, wParam, lParam);
  3230.     }
  3231.     return mResult;
  3232. } // end of wxWindowOS2::OS2WindowProc
  3233.  
  3234. #ifndef __EMX__
  3235. // clashes with wxDlgProc in toplevel.cpp?
  3236. //
  3237. // Dialog window proc
  3238. //
  3239. MRESULT wxDlgProc(
  3240.   HWND                              WXUNUSED(hWnd)
  3241. , UINT                              uMsg
  3242. , MPARAM                            WXUNUSED(wParam)
  3243. , MPARAM                            WXUNUSED(lParam))
  3244. {
  3245.     if (uMsg == WM_INITDLG)
  3246.     {
  3247.         //
  3248.         // For this message, returning TRUE tells system to set focus to the
  3249.         // first control in the dialog box
  3250.         //
  3251.         return (MRESULT)TRUE;
  3252.     }
  3253.     else
  3254.     {
  3255.         //
  3256.         // For all the other ones, FALSE means that we didn't process the
  3257.         // message
  3258.         //
  3259.         return (MRESULT)0;
  3260.     }
  3261. } // end of wxDlgProc
  3262. #endif
  3263.  
  3264. wxWindow* wxFindWinFromHandle(
  3265.   WXHWND                            hWnd
  3266. )
  3267. {
  3268.     wxNode*                         pNode = wxWinHandleList->Find((long)hWnd);
  3269.  
  3270.     if (!pNode)
  3271.         return NULL;
  3272.     return (wxWindow *)pNode->Data();
  3273. } // end of wxFindWinFromHandle
  3274.  
  3275. void wxAssociateWinWithHandle(
  3276.   HWND                              hWnd
  3277. , wxWindowOS2*                      pWin
  3278. )
  3279. {
  3280.     //
  3281.     // Adding NULL hWnd is (first) surely a result of an error and
  3282.     // (secondly) breaks menu command processing
  3283.     //
  3284.     wxCHECK_RET( hWnd != (HWND)NULL,
  3285.                  wxT("attempt to add a NULL hWnd to window list ignored") );
  3286.  
  3287.  
  3288.     wxWindow*                       pOldWin = wxFindWinFromHandle((WXHWND) hWnd);
  3289.  
  3290.     if (pOldWin && (pOldWin != pWin))
  3291.     {
  3292.         wxString                    str(pWin->GetClassInfo()->GetClassName());
  3293.         wxLogError( "Bug! Found existing HWND %X for new window of class %s"
  3294.                    ,(int)hWnd
  3295.                    ,(const char*)str
  3296.                   );
  3297.     }
  3298.     else if (!pOldWin)
  3299.     {
  3300.         wxWinHandleList->Append( (long)hWnd
  3301.                                 ,pWin
  3302.                                );
  3303.     }
  3304. } // end of wxAssociateWinWithHandle
  3305.  
  3306. void wxRemoveHandleAssociation(
  3307.   wxWindowOS2*                      pWin
  3308. )
  3309. {
  3310.     wxWinHandleList->DeleteObject(pWin);
  3311. } // end of wxRemoveHandleAssociation
  3312.  
  3313. //
  3314. // Default destroyer - override if you destroy it in some other way
  3315. // (e.g. with MDI child windows)
  3316. //
  3317. void wxWindowOS2::OS2DestroyWindow()
  3318. {
  3319. }
  3320.  
  3321. bool wxWindowOS2::OS2GetCreateWindowCoords(
  3322.   const wxPoint&                    rPos
  3323. , const wxSize&                     rSize
  3324. , int&                              rnX
  3325. , int&                              rnY
  3326. , int&                              rnWidth
  3327. , int&                              rnHeight
  3328. ) const
  3329. {
  3330.     bool                            bNonDefault = FALSE;
  3331.     static const int                DEFAULT_Y = 200;
  3332.     static const int                DEFAULT_H = 250;
  3333.  
  3334.     if (rPos.x == -1)
  3335.     {
  3336.         rnX = rnY = CW_USEDEFAULT;
  3337.     }
  3338.     else
  3339.     {
  3340.         rnX = rPos.x;
  3341.         rnY = rPos.y == -1 ? DEFAULT_Y : rPos.y;
  3342.         bNonDefault = TRUE;
  3343.     }
  3344.     if (rSize.x == -1)
  3345.     {
  3346.         rnWidth = rnHeight = CW_USEDEFAULT;
  3347.     }
  3348.     else
  3349.     {
  3350.         rnWidth  = rSize.x;
  3351.         rnHeight = rSize.y == -1 ? DEFAULT_H : rSize.y;
  3352.         bNonDefault = TRUE;
  3353.     }
  3354.     return bNonDefault;
  3355. } // end of wxWindowOS2::OS2GetCreateWindowCoords
  3356.  
  3357. WXHWND wxWindowOS2::OS2GetParent() const
  3358. {
  3359.     return m_parent ? m_parent->GetHWND() : NULL;
  3360. }
  3361.  
  3362. bool wxWindowOS2::OS2Create(
  3363.   PSZ                               zClass
  3364. , const char*                       zTitle
  3365. , WXDWORD                           dwStyle
  3366. , const wxPoint&                    rPos
  3367. , const wxSize&                     rSize
  3368. , void*                             pCtlData
  3369. , WXDWORD                           dwExStyle
  3370. , bool                              bIsChild
  3371. )
  3372. {
  3373.     ERRORID                         vError;
  3374.     wxString                        sError;
  3375.     int                             nX      = 0L;
  3376.     int                             nY      = 0L;
  3377.     int                             nWidth  = 0L;
  3378.     int                             nHeight = 0L;
  3379.     wxWindow*                       pParent = GetParent();
  3380.     HWND                            hWnd = NULLHANDLE;
  3381.     HWND                            hParent;
  3382.     long                            lControlId = 0L;
  3383.     wxWindowCreationHook            vHook(this);
  3384.     wxString                        sClassName((wxChar*)zClass);
  3385.  
  3386.     OS2GetCreateWindowCoords( rPos
  3387.                              ,rSize
  3388.                              ,nX
  3389.                              ,nY
  3390.                              ,nWidth
  3391.                              ,nHeight
  3392.                             );
  3393.  
  3394.     if (bIsChild)
  3395.     {
  3396.         lControlId = GetId();
  3397.         if (GetWindowStyleFlag() & wxCLIP_SIBLINGS)
  3398.         {
  3399.             dwStyle |= WS_CLIPSIBLINGS;
  3400.         }
  3401.     }
  3402.     //
  3403.     // For each class "Foo" we have we also have "FooNR" ("no repaint") class
  3404.     // which is the same but without CS_[HV]REDRAW class styles so using it
  3405.     // ensures that the window is not fully repainted on each resize
  3406.     //
  3407.     if (GetWindowStyleFlag() & wxNO_FULL_REPAINT_ON_RESIZE)
  3408.     {
  3409.         sClassName += wxT("NR");
  3410.     }
  3411.     m_hWnd = (WXHWND)::WinCreateWindow( (HWND)OS2GetParent()
  3412.                                        ,(PSZ)sClassName.c_str()
  3413.                                        ,(PSZ)zTitle ? zTitle : ""
  3414.                                        ,(ULONG)dwStyle
  3415.                                        ,(LONG)0L
  3416.                                        ,(LONG)0L
  3417.                                        ,(LONG)0L
  3418.                                        ,(LONG)0L
  3419.                                        ,NULLHANDLE
  3420.                                        ,HWND_TOP
  3421.                                        ,(ULONG)lControlId
  3422.                                        ,pCtlData
  3423.                                        ,NULL
  3424.                                       );
  3425.     if (!m_hWnd)
  3426.     {
  3427.         vError = ::WinGetLastError(wxGetInstance());
  3428.         sError = wxPMErrorToStr(vError);
  3429.         return FALSE;
  3430.     }
  3431.     SubclassWin(m_hWnd);
  3432.     SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
  3433.  
  3434.     m_backgroundColour.Set(wxString("GREY"));
  3435.  
  3436.     LONG                            lColor = (LONG)m_backgroundColour.GetPixel();
  3437.  
  3438.     if (!::WinSetPresParam( m_hWnd
  3439.                            ,PP_BACKGROUNDCOLOR
  3440.                            ,sizeof(LONG)
  3441.                            ,(PVOID)&lColor
  3442.                           ))
  3443.     {
  3444.         vError = ::WinGetLastError(vHabmain);
  3445.         sError = wxPMErrorToStr(vError);
  3446.         wxLogError("Error creating frame. Error: %s\n", sError);
  3447.         return FALSE;
  3448.     }
  3449.     SetSize( nX
  3450.             ,nY
  3451.             ,nWidth
  3452.             ,nHeight
  3453.            );
  3454.     return TRUE;
  3455. } // end of WinGuiBase_Window::OS2Create
  3456.  
  3457. // ===========================================================================
  3458. // OS2 PM message handlers
  3459. // ===========================================================================
  3460.  
  3461. // ---------------------------------------------------------------------------
  3462. // window creation/destruction
  3463. // ---------------------------------------------------------------------------
  3464.  
  3465. bool wxWindowOS2::HandleCreate(
  3466.   WXLPCREATESTRUCT                  WXUNUSED(vCs)
  3467. , bool*                             pbMayCreate
  3468. )
  3469. {
  3470.     wxWindowCreateEvent             vEvent((wxWindow*)this);
  3471.  
  3472.     (void)GetEventHandler()->ProcessEvent(vEvent);
  3473.     *pbMayCreate = TRUE;
  3474.     return TRUE;
  3475. } // end of wxWindowOS2::HandleCreate
  3476.  
  3477. bool wxWindowOS2::HandleDestroy()
  3478. {
  3479.     wxWindowDestroyEvent            vEvent((wxWindow*)this);
  3480.  
  3481.     (void)GetEventHandler()->ProcessEvent(vEvent);
  3482.  
  3483.     //
  3484.     // Delete our drop target if we've got one
  3485.     //
  3486. #if wxUSE_DRAG_AND_DROP
  3487.     if (m_dropTarget != NULL)
  3488.     {
  3489.         m_dropTarget->Revoke(m_hWnd);
  3490.         delete m_dropTarget;
  3491.         m_dropTarget = NULL;
  3492.     }
  3493. #endif // wxUSE_DRAG_AND_DROP
  3494.  
  3495.     //
  3496.     // WM_DESTROY handled
  3497.     //
  3498.     return TRUE;
  3499. } // end of wxWindowOS2::HandleDestroy
  3500.  
  3501. // ---------------------------------------------------------------------------
  3502. // activation/focus
  3503. // ---------------------------------------------------------------------------
  3504. void wxWindowOS2::OnSetFocus(
  3505.   wxFocusEvent&                     rEvent
  3506. )
  3507. {
  3508.     rEvent.Skip();
  3509. } // end of wxWindowOS2::OnSetFocus
  3510.  
  3511. bool wxWindowOS2::HandleActivate(
  3512.   int                               nState
  3513. , WXHWND                            WXUNUSED(hActivate)
  3514. )
  3515. {
  3516.     wxActivateEvent                 vEvent( wxEVT_ACTIVATE
  3517.                                            ,(bool)nState
  3518.                                            ,m_windowId
  3519.                                           );
  3520.     vEvent.SetEventObject(this);
  3521.     return GetEventHandler()->ProcessEvent(vEvent);
  3522. } // end of wxWindowOS2::HandleActivate
  3523.  
  3524. bool wxWindowOS2::HandleSetFocus(
  3525.   WXHWND                            WXUNUSED(hWnd)
  3526. )
  3527. {
  3528.     //
  3529.     // Notify the parent keeping track of focus for the kbd navigation
  3530.     // purposes that we got it
  3531.     //
  3532.     wxChildFocusEvent               vEventFocus((wxWindow *)this);
  3533.     (void)GetEventHandler()->ProcessEvent(vEventFocus);
  3534.  
  3535. #if wxUSE_CARET
  3536.     //
  3537.     // Deal with caret
  3538.     //
  3539.     if (m_caret)
  3540.     {
  3541.         m_caret->OnSetFocus();
  3542.     }
  3543. #endif // wxUSE_CARET
  3544.  
  3545. #if wxUSE_TEXTCTRL
  3546.     // If it's a wxTextCtrl don't send the event as it will be done
  3547.     // after the control gets to process it from EN_FOCUS handler
  3548.     if ( wxDynamicCastThis(wxTextCtrl) )
  3549.     {
  3550.         return FALSE;
  3551.     }
  3552. #endif // wxUSE_TEXTCTRL
  3553.  
  3554.     wxFocusEvent                    vEvent(wxEVT_SET_FOCUS, m_windowId);
  3555.  
  3556.     vEvent.SetEventObject(this);
  3557.     return GetEventHandler()->ProcessEvent(vEvent);
  3558. } // end of wxWindowOS2::HandleSetFocus
  3559.  
  3560. bool wxWindowOS2::HandleKillFocus(
  3561.   WXHWND                            hWnd
  3562. )
  3563. {
  3564. #if wxUSE_CARET
  3565.     //
  3566.     // Deal with caret
  3567.     //
  3568.     if (m_caret)
  3569.     {
  3570.         m_caret->OnKillFocus();
  3571.     }
  3572. #endif // wxUSE_CARET
  3573.  
  3574. #if wxUSE_TEXTCTRL
  3575.     //
  3576.     // If it's a wxTextCtrl don't send the event as it will be done
  3577.     // after the control gets to process it.
  3578.     //
  3579.     wxTextCtrl*                     pCtrl = wxDynamicCastThis(wxTextCtrl);
  3580.  
  3581.     if (pCtrl)
  3582.     {
  3583.         return FALSE;
  3584.     }
  3585. #endif
  3586.  
  3587.     //
  3588.     // Don't send the event when in the process of being deleted.  This can
  3589.     // only cause problems if the event handler tries to access the object.
  3590.     //
  3591.     if ( m_isBeingDeleted )
  3592.     {
  3593.         return FALSE;
  3594.     }
  3595.  
  3596.     wxFocusEvent                    vEvent( wxEVT_KILL_FOCUS
  3597.                                            ,m_windowId
  3598.                                           );
  3599.  
  3600.     vEvent.SetEventObject(this);
  3601.  
  3602.     //
  3603.     // wxFindWinFromHandle() may return NULL, it is ok
  3604.     //
  3605.     vEvent.SetWindow(wxFindWinFromHandle(hWnd));
  3606.     return GetEventHandler()->ProcessEvent(vEvent);
  3607. } // end of wxWindowOS2::HandleKillFocus
  3608.  
  3609. // ---------------------------------------------------------------------------
  3610. // miscellaneous
  3611. // ---------------------------------------------------------------------------
  3612.  
  3613. bool wxWindowOS2::HandleShow(
  3614.   bool                              bShow
  3615. , int                               WXUNUSED(nStatus)
  3616. )
  3617. {
  3618.     wxShowEvent                     vEvent(GetId(), bShow);
  3619.  
  3620.     vEvent.m_eventObject = this;
  3621.     return GetEventHandler()->ProcessEvent(vEvent);
  3622. } // end of wxWindowOS2::HandleShow
  3623.  
  3624. bool wxWindowOS2::HandleInitDialog(
  3625.   WXHWND                            WXUNUSED(hWndFocus)
  3626. )
  3627. {
  3628.     wxInitDialogEvent               vEvent(GetId());
  3629.  
  3630.     vEvent.m_eventObject = this;
  3631.     return GetEventHandler()->ProcessEvent(vEvent);
  3632. } // end of wxWindowOS2::HandleInitDialog
  3633.  
  3634. bool wxWindowOS2::HandleEndDrag(WXWPARAM WXUNUSED(wParam))
  3635. {
  3636.    // TODO: We'll handle drag and drop later
  3637.     return FALSE;
  3638. }
  3639.  
  3640. bool wxWindowOS2::HandleSetCursor(
  3641.   USHORT                            WXUNUSED(vId)
  3642. , WXHWND                            hPointer
  3643. )
  3644. {
  3645.     //
  3646.     // Under OS/2 PM this allows the pointer to be changed
  3647.     // as it passes over a control
  3648.     //
  3649.     ::WinSetPointer(HWND_DESKTOP, (HPOINTER)hPointer);
  3650.     return TRUE;
  3651. } // end of wxWindowOS2::HandleSetCursor
  3652.  
  3653. // ---------------------------------------------------------------------------
  3654. // owner drawn stuff
  3655. // ---------------------------------------------------------------------------
  3656. bool wxWindowOS2::OS2OnDrawItem(
  3657.   int                               vId
  3658. , WXDRAWITEMSTRUCT*                 pItemStruct
  3659. )
  3660. {
  3661. #if wxUSE_OWNER_DRAWN
  3662.     wxDC                            vDc;
  3663.  
  3664. #if wxUSE_MENUS_NATIVE
  3665.     //
  3666.     // Is it a menu item?
  3667.     //
  3668.     if (vId == 0)
  3669.     {
  3670.         ERRORID                     vError;
  3671.         wxString                    sError;
  3672.         POWNERITEM                  pMeasureStruct = (POWNERITEM)pItemStruct;
  3673.         wxFrame*                    pFrame = (wxFrame*)this;
  3674.         wxMenuItem*                 pMenuItem = pFrame->GetMenuBar()->FindItem(pMeasureStruct->idItem, pMeasureStruct->hItem);
  3675.         HDC                         hDC = ::GpiQueryDevice(pMeasureStruct->hps);
  3676.         wxRect                      vRect( pMeasureStruct->rclItem.xLeft
  3677.                                           ,pMeasureStruct->rclItem.yBottom
  3678.                                           ,pMeasureStruct->rclItem.xRight - pMeasureStruct->rclItem.xLeft
  3679.                                           ,pMeasureStruct->rclItem.yTop - pMeasureStruct->rclItem.yBottom
  3680.                                          );
  3681.         vDc.SetHDC( hDC
  3682.                    ,FALSE
  3683.                   );
  3684.         vDc.SetHPS(pMeasureStruct->hps);
  3685.         //
  3686.         // Load the wxWindows Pallete and set to RGB mode
  3687.         //
  3688.         if (!::GpiCreateLogColorTable( pMeasureStruct->hps
  3689.                                       ,0L
  3690.                                       ,LCOLF_CONSECRGB
  3691.                                       ,0L
  3692.                                       ,(LONG)wxTheColourDatabase->m_nSize
  3693.                                       ,(PLONG)wxTheColourDatabase->m_palTable
  3694.                                      ))
  3695.         {
  3696.             vError = ::WinGetLastError(vHabmain);
  3697.             sError = wxPMErrorToStr(vError);
  3698.             wxLogError("Unable to set current color table. Error: %s\n", sError);
  3699.         }
  3700.         //
  3701.         // Set the color table to RGB mode
  3702.         //
  3703.         if (!::GpiCreateLogColorTable( pMeasureStruct->hps
  3704.                                       ,0L
  3705.                                       ,LCOLF_RGB
  3706.                                       ,0L
  3707.                                       ,0L
  3708.                                       ,NULL
  3709.                                      ))
  3710.         {
  3711.             vError = ::WinGetLastError(vHabmain);
  3712.             sError = wxPMErrorToStr(vError);
  3713.             wxLogError("Unable to set current color table. Error: %s\n", sError);
  3714.         }
  3715.  
  3716.         wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
  3717.  
  3718.  
  3719.         int                         eAction = 0;
  3720.         int                         eStatus = 0;
  3721.  
  3722.         if (pMeasureStruct->fsAttribute == pMeasureStruct->fsAttributeOld)
  3723.         {
  3724.             //
  3725.             // Entire Item needs to be redrawn (either it has reappeared from
  3726.             // behind another window or is being displayed for the first time
  3727.             //
  3728.             eAction = wxOwnerDrawn::wxODDrawAll;
  3729.  
  3730.             if (pMeasureStruct->fsAttribute & MIA_HILITED)
  3731.             {
  3732.                 //
  3733.                 // If it is currently selected we let the system handle it
  3734.                 //
  3735.                 eStatus |= wxOwnerDrawn::wxODSelected;
  3736.             }
  3737.             if (pMeasureStruct->fsAttribute & MIA_CHECKED)
  3738.             {
  3739.                 //
  3740.                 // If it is currently checked we draw our own
  3741.                 //
  3742.                 eStatus |= wxOwnerDrawn::wxODChecked;
  3743.                 pMeasureStruct->fsAttributeOld = pMeasureStruct->fsAttribute &= ~MIA_CHECKED;
  3744.             }
  3745.             if (pMeasureStruct->fsAttribute & MIA_DISABLED)
  3746.             {
  3747.                 //
  3748.                 // If it is currently disabled we let the system handle it
  3749.                 //
  3750.                 eStatus |= wxOwnerDrawn::wxODDisabled;
  3751.             }
  3752.             //
  3753.             // Don't really care about framed (indicationg focus) or NoDismiss
  3754.             //
  3755.         }
  3756.         else
  3757.         {
  3758.             if (pMeasureStruct->fsAttribute & MIA_HILITED)
  3759.             {
  3760.                 eAction = wxOwnerDrawn::wxODDrawAll;
  3761.                 eStatus |= wxOwnerDrawn::wxODSelected;
  3762.                 //
  3763.                 // Keep the system from trying to highlight with its bogus colors
  3764.                 //
  3765.                 pMeasureStruct->fsAttributeOld = pMeasureStruct->fsAttribute &= ~MIA_HILITED;
  3766.             }
  3767.             else if (!(pMeasureStruct->fsAttribute & MIA_HILITED))
  3768.             {
  3769.                 eAction = wxOwnerDrawn::wxODDrawAll;
  3770.                 eStatus = 0;
  3771.                 //
  3772.                 // Keep the system from trying to highlight with its bogus colors
  3773.                 //
  3774.                 pMeasureStruct->fsAttribute = pMeasureStruct->fsAttributeOld &= ~MIA_HILITED;
  3775.             }
  3776.             else
  3777.             {
  3778.                 //
  3779.                 // For now we don't care about anything else
  3780.                 // just ignore the entire message!
  3781.                 //
  3782.                 return TRUE;
  3783.             }
  3784.         }
  3785.         //
  3786.         // Now redraw the item
  3787.         //
  3788.         return(pMenuItem->OnDrawItem( vDc
  3789.                                      ,vRect
  3790.                                      ,(wxOwnerDrawn::wxODAction)eAction
  3791.                                      ,(wxOwnerDrawn::wxODStatus)eStatus
  3792.                                     ));
  3793.         //
  3794.         // leave the fsAttribute and fsOldAttribute unchanged.  If different,
  3795.         // the system will do the highlight or fraeming or disabling for us,
  3796.         // otherwise, we'd have to do it ourselves.
  3797.         //
  3798.     }
  3799. #endif // wxUSE_MENUS_NATIVE
  3800.  
  3801.     wxWindow*                       pItem = FindItem(vId);
  3802.  
  3803.     if (pItem && pItem->IsKindOf(CLASSINFO(wxControl)))
  3804.     {
  3805.         return ((wxControl *)pItem)->OS2OnDraw(pItemStruct);
  3806.     }
  3807. #else
  3808.     vId = vId;
  3809.     pItemStruct = pItemStruct;
  3810. #endif
  3811.     return FALSE;
  3812. } // end of wxWindowOS2::OS2OnDrawItem
  3813.  
  3814. long wxWindowOS2::OS2OnMeasureItem(
  3815.   int                               lId
  3816. , WXMEASUREITEMSTRUCT*              pItemStruct
  3817. )
  3818. {
  3819. #if wxUSE_OWNER_DRAWN
  3820.     //
  3821.     // Is it a menu item?
  3822.     //
  3823.     if (lId == 65536) // I really don't like this...has to be a better indicator
  3824.     {
  3825.         if (IsKindOf(CLASSINFO(wxFrame))) // we'll assume if Frame then a menu
  3826.         {
  3827.             size_t                  nWidth;
  3828.             size_t                  nHeight;
  3829.             POWNERITEM              pMeasureStruct = (POWNERITEM)pItemStruct;
  3830.             wxFrame*                pFrame = (wxFrame*)this;
  3831.             wxMenuItem*             pMenuItem = pFrame->GetMenuBar()->FindItem(pMeasureStruct->idItem, pMeasureStruct->hItem);
  3832.  
  3833.             wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );
  3834.             nWidth  = 0L;
  3835.             nHeight = 0L;
  3836.             if (pMenuItem->OnMeasureItem( &nWidth
  3837.                                          ,&nHeight
  3838.                                         ))
  3839.             {
  3840.                 MRESULT             mRc;
  3841.  
  3842.                 pMeasureStruct->rclItem.xRight  = nWidth;
  3843.                 pMeasureStruct->rclItem.xLeft   = 0L;
  3844.                 pMeasureStruct->rclItem.yTop    = nHeight;
  3845.                 pMeasureStruct->rclItem.yBottom = 0L;
  3846.                 mRc = MRFROM2SHORT(nHeight, nWidth);
  3847.                 return LONGFROMMR(mRc);
  3848.             }
  3849.             return 0L;
  3850.         }
  3851.     }
  3852.     wxWindow*                      pItem = FindItem(lId);
  3853.  
  3854.     if (pItem && pItem->IsKindOf(CLASSINFO(wxControl)))
  3855.     {
  3856.         OWNERITEM                   vItem;
  3857.  
  3858.         vItem.idItem = (LONG)pItemStruct;
  3859.         return ((wxControl *)pItem)->OS2OnMeasure((WXMEASUREITEMSTRUCT*)&vItem);
  3860.     }
  3861. #else
  3862.     lId = lId;
  3863.     pItemStruct = pItemStruct;
  3864. #endif // wxUSE_OWNER_DRAWN
  3865.     return FALSE;
  3866. }
  3867.  
  3868. // ---------------------------------------------------------------------------
  3869. // colours and palettes
  3870. // ---------------------------------------------------------------------------
  3871.  
  3872. bool wxWindowOS2::HandleSysColorChange()
  3873. {
  3874.     wxSysColourChangedEvent         vEvent;
  3875.  
  3876.     vEvent.SetEventObject(this);
  3877.     return GetEventHandler()->ProcessEvent(vEvent);
  3878. } // end of wxWindowOS2::HandleSysColorChange
  3879.  
  3880. bool wxWindowOS2::HandleCtlColor(
  3881.   WXHBRUSH*                         WXUNUSED(phBrush)
  3882. )
  3883. {
  3884.     //
  3885.     // Not much provided with message. So not sure I can do anything with it
  3886.     //
  3887.     return TRUE;
  3888. } // end of wxWindowOS2::HandleCtlColor
  3889.  
  3890.  
  3891. // Define for each class of dialog and control
  3892. WXHBRUSH wxWindowOS2::OnCtlColor(WXHDC WXUNUSED(hDC),
  3893.                                  WXHWND WXUNUSED(hWnd),
  3894.                                  WXUINT WXUNUSED(nCtlColor),
  3895.                                  WXUINT WXUNUSED(message),
  3896.                                  WXWPARAM WXUNUSED(wParam),
  3897.                                  WXLPARAM WXUNUSED(lParam))
  3898. {
  3899.     return (WXHBRUSH)0;
  3900. }
  3901.  
  3902. bool wxWindowOS2::HandlePaletteChanged()
  3903. {
  3904.     // need to set this to something first
  3905.     WXHWND                          hWndPalChange = NULLHANDLE;
  3906.  
  3907.     wxPaletteChangedEvent           vEvent(GetId());
  3908.  
  3909.     vEvent.SetEventObject(this);
  3910.     vEvent.SetChangedWindow(wxFindWinFromHandle(hWndPalChange));
  3911.  
  3912.     return GetEventHandler()->ProcessEvent(vEvent);
  3913. } // end of wxWindowOS2::HandlePaletteChanged
  3914.  
  3915. //
  3916. // Responds to colour changes: passes event on to children.
  3917. //
  3918. void wxWindowOS2::OnSysColourChanged(
  3919.   wxSysColourChangedEvent&          rEvent
  3920. )
  3921. {
  3922.     wxNode*                         pNode = GetChildren().First();
  3923.  
  3924.     while (pNode)
  3925.     {
  3926.         //
  3927.         // Only propagate to non-top-level windows
  3928.         //
  3929.         wxWindow*                   pWin = (wxWindow *)pNode->Data();
  3930.  
  3931.         if (pWin->GetParent())
  3932.         {
  3933.             wxSysColourChangedEvent vEvent;
  3934.  
  3935.             rEvent.m_eventObject = pWin;
  3936.             pWin->GetEventHandler()->ProcessEvent(vEvent);
  3937.         }
  3938.         pNode = pNode->Next();
  3939.     }
  3940. } // end of wxWindowOS2::OnSysColourChanged
  3941.  
  3942. // ---------------------------------------------------------------------------
  3943. // painting
  3944. // ---------------------------------------------------------------------------
  3945.  
  3946. bool wxWindowOS2::HandlePaint()
  3947. {
  3948.     HRGN                            hRgn;
  3949.     wxPaintEvent                    vEvent(m_windowId);
  3950.     HPS                             hPS;
  3951.     RECTL                           vRect;
  3952.     bool                            bProcessed;
  3953.  
  3954.     // Create empty region
  3955.     // TODO: get HPS somewhere else if possible
  3956.     hPS  = ::WinGetPS(GetHwnd());
  3957.     hRgn = ::GpiCreateRegion(hPS, 0, NULL);
  3958.  
  3959.     if (::WinQueryUpdateRegion(GetHwnd(), hRgn) == RGN_ERROR)
  3960.     {
  3961.          wxLogLastError("CreateRectRgn");
  3962.          return FALSE;
  3963.     }
  3964.  
  3965.     m_updateRegion = wxRegion(hRgn, hPS);
  3966.  
  3967.     vEvent.SetEventObject(this);
  3968.     bProcessed = GetEventHandler()->ProcessEvent(vEvent);
  3969.  
  3970.     if (!bProcessed &&
  3971.          IsKindOf(CLASSINFO(wxPanel)) &&
  3972.          GetChildren().GetCount() == 0
  3973.        )
  3974.     {
  3975.         //
  3976.         // OS/2 needs to process this right here, not by the default proc
  3977.         // Window's default proc correctly paints everything, OS/2 does not.
  3978.         // For decorative panels that typically have no children, we draw
  3979.         // borders.
  3980.         //
  3981.         HPS                         hPS;
  3982.         RECTL                       vRect;
  3983.         wxFrame*                    pFrame;
  3984.         wxWindow*                   pParent;
  3985.  
  3986.         hPS = ::WinBeginPaint( GetHwnd()
  3987.                               ,NULLHANDLE
  3988.                               ,&vRect
  3989.                              );
  3990.         if(hPS)
  3991.         {
  3992.             ::GpiCreateLogColorTable( hPS
  3993.                                      ,0L
  3994.                                      ,LCOLF_CONSECRGB
  3995.                                      ,0L
  3996.                                      ,(LONG)wxTheColourDatabase->m_nSize
  3997.                                      ,(PLONG)wxTheColourDatabase->m_palTable
  3998.                                     );
  3999.             ::GpiCreateLogColorTable( hPS
  4000.                                      ,0L
  4001.                                      ,LCOLF_RGB
  4002.                                      ,0L
  4003.                                      ,0L
  4004.                                      ,NULL
  4005.                                     );
  4006.             if (::WinIsWindowVisible(GetHWND()))
  4007.                 ::WinFillRect(hPS, &vRect,  GetBackgroundColour().GetPixel());
  4008.             if (m_dwExStyle)
  4009.             {
  4010.                 LINEBUNDLE      vLineBundle;
  4011.  
  4012.                 vLineBundle.lColor     = 0x00000000; // Black
  4013.                 vLineBundle.usMixMode  = FM_OVERPAINT;
  4014.                 vLineBundle.fxWidth    = 1;
  4015.                 vLineBundle.lGeomWidth = 1;
  4016.                 vLineBundle.usType     = LINETYPE_SOLID;
  4017.                 vLineBundle.usEnd      = 0;
  4018.                 vLineBundle.usJoin     = 0;
  4019.                 ::GpiSetAttrs( hPS
  4020.                               ,PRIM_LINE
  4021.                               ,LBB_COLOR | LBB_MIX_MODE | LBB_WIDTH | LBB_GEOM_WIDTH | LBB_TYPE
  4022.                               ,0L
  4023.                               ,&vLineBundle
  4024.                              );
  4025.                 ::WinQueryWindowRect(GetHwnd(), &vRect);
  4026.                 wxDrawBorder( hPS
  4027.                              ,vRect
  4028.                              ,m_dwExStyle
  4029.                             );
  4030.             }
  4031.         }
  4032.         ::WinEndPaint(hPS);
  4033.         bProcessed = TRUE;
  4034.     }
  4035.     else if (!bProcessed &&
  4036.              IsKindOf(CLASSINFO(wxPanel))
  4037.             )
  4038.     {
  4039.         //
  4040.         // Panel with children, usually fills a frame client so no borders.
  4041.         //
  4042.         HPS                         hPS;
  4043.         RECTL                       vRect;
  4044.         wxFrame*                    pFrame;
  4045.         wxWindow*                   pParent;
  4046.  
  4047.         hPS = ::WinBeginPaint( GetHwnd()
  4048.                               ,NULLHANDLE
  4049.                               ,&vRect
  4050.                              );
  4051.         if(hPS)
  4052.         {
  4053.             ::GpiCreateLogColorTable( hPS
  4054.                                      ,0L
  4055.                                      ,LCOLF_CONSECRGB
  4056.                                      ,0L
  4057.                                      ,(LONG)wxTheColourDatabase->m_nSize
  4058.                                      ,(PLONG)wxTheColourDatabase->m_palTable
  4059.                                     );
  4060.             ::GpiCreateLogColorTable( hPS
  4061.                                      ,0L
  4062.                                      ,LCOLF_RGB
  4063.                                      ,0L
  4064.                                      ,0L
  4065.                                      ,NULL
  4066.                                     );
  4067.  
  4068.             if (::WinIsWindowVisible(GetHWND()))
  4069.                 ::WinFillRect(hPS, &vRect,  GetBackgroundColour().GetPixel());
  4070.         }
  4071.         ::WinEndPaint(hPS);
  4072.         bProcessed = TRUE;
  4073.     }
  4074.     return bProcessed;
  4075. } // end of wxWindowOS2::HandlePaint
  4076.  
  4077. bool wxWindowOS2::HandleEraseBkgnd(
  4078.   WXHDC                             hDC
  4079. )
  4080. {
  4081.     SWP                             vSwp;
  4082.     bool                            rc;
  4083.  
  4084.     ::WinQueryWindowPos(GetHwnd(), &vSwp);
  4085.     if (vSwp.fl & SWP_MINIMIZE)
  4086.         return TRUE;
  4087.  
  4088.     wxDC                            vDC;
  4089.  
  4090.     vDC.m_hPS = (HPS)hDC; // this is really a PS
  4091.     vDC.SetWindow((wxWindow*)this);
  4092.     vDC.BeginDrawing();
  4093.  
  4094.     wxEraseEvent                    vEvent(m_windowId, &vDC);
  4095.  
  4096.     vEvent.SetEventObject(this);
  4097.  
  4098.     rc = GetEventHandler()->ProcessEvent(vEvent);
  4099.  
  4100.     vDC.EndDrawing();
  4101.     vDC.m_hPS = NULLHANDLE;
  4102.     return TRUE;
  4103. } // end of wxWindowOS2::HandleEraseBkgnd
  4104.  
  4105. void wxWindowOS2::OnEraseBackground(
  4106.   wxEraseEvent&                     rEvent
  4107. )
  4108. {
  4109.     RECTL                           vRect;
  4110.     HPS                             hPS = rEvent.m_dc->m_hPS;
  4111.     APIRET                          rc;
  4112.     LONG                            lColor = m_backgroundColour.GetPixel();
  4113.  
  4114.     rc = ::WinQueryWindowRect(GetHwnd(), &vRect);
  4115.     rc = ::WinFillRect(hPS, &vRect, lColor);
  4116. }  // end of wxWindowOS2::OnEraseBackground
  4117.  
  4118. // ---------------------------------------------------------------------------
  4119. // moving and resizing
  4120. // ---------------------------------------------------------------------------
  4121.  
  4122. bool wxWindowOS2::HandleMinimize()
  4123. {
  4124.     wxIconizeEvent                  vEvent(m_windowId);
  4125.  
  4126.     vEvent.SetEventObject(this);
  4127.     return GetEventHandler()->ProcessEvent(vEvent);
  4128. } // end of wxWindowOS2::HandleMinimize
  4129.  
  4130. bool wxWindowOS2::HandleMaximize()
  4131. {
  4132.     wxMaximizeEvent                 vEvent(m_windowId);
  4133.  
  4134.     vEvent.SetEventObject(this);
  4135.     return GetEventHandler()->ProcessEvent(vEvent);
  4136. } // end of wxWindowOS2::HandleMaximize
  4137.  
  4138. bool wxWindowOS2::HandleMove(
  4139.   int                               nX
  4140. , int                               nY
  4141. )
  4142. {
  4143.     wxMoveEvent                     vEvent(wxPoint(nX, nY), m_windowId);
  4144.  
  4145.     vEvent.SetEventObject(this);
  4146.     return GetEventHandler()->ProcessEvent(vEvent);
  4147. }  // end of wxWindowOS2::HandleMove
  4148.  
  4149. bool wxWindowOS2::HandleSize(
  4150.   int                               nWidth
  4151. , int                               nHeight
  4152. , WXUINT                            WXUNUSED(nFlag)
  4153. )
  4154. {
  4155.     wxSizeEvent                     vEvent(wxSize(nWidth, nHeight), m_windowId);
  4156.  
  4157.     vEvent.SetEventObject(this);
  4158.     return GetEventHandler()->ProcessEvent(vEvent);
  4159. } // end of wxWindowOS2::HandleSize
  4160.  
  4161. bool wxWindowOS2::HandleGetMinMaxInfo(
  4162.   PSWP                              pSwp
  4163. )
  4164. {
  4165.     bool                            bRc = FALSE;
  4166.     POINTL                          vPoint;
  4167.  
  4168.     switch(pSwp->fl)
  4169.     {
  4170.         case SWP_MAXIMIZE:
  4171.             ::WinGetMaxPosition(GetHwnd(), pSwp);
  4172.             m_maxWidth = pSwp->cx;
  4173.             m_maxHeight = pSwp->cy;
  4174.             break;
  4175.  
  4176.         case SWP_MINIMIZE:
  4177.             ::WinGetMinPosition(GetHwnd(), pSwp, &vPoint);
  4178.             m_minWidth = pSwp->cx;
  4179.             m_minHeight = pSwp->cy;
  4180.             break;
  4181.  
  4182.         default:
  4183.             return FALSE;
  4184.     }
  4185.     return TRUE;
  4186. } // end of wxWindowOS2::HandleGetMinMaxInfo
  4187.  
  4188. // ---------------------------------------------------------------------------
  4189. // command messages
  4190. // ---------------------------------------------------------------------------
  4191. bool wxWindowOS2::HandleCommand(
  4192.   WXWORD                            wId
  4193. , WXWORD                            wCmd
  4194. , WXHWND                            hControl
  4195. )
  4196. {
  4197. #if wxUSE_MENUS_NATIVE
  4198.     if (wxCurrentPopupMenu)
  4199.     {
  4200.         wxMenu*                     pPopupMenu = wxCurrentPopupMenu;
  4201.  
  4202.         wxCurrentPopupMenu = NULL;
  4203.         return pPopupMenu->OS2Command(wCmd, wId);
  4204.     }
  4205. #endif // wxUSE_MENUS_NATIVE
  4206.  
  4207.     wxWindow*                       pWin = FindItem(wId);
  4208.  
  4209.     if (!pWin)
  4210.     {
  4211.         pWin = wxFindWinFromHandle(hControl);
  4212.     }
  4213.  
  4214.     if (pWin)
  4215.         return pWin->OS2Command(wCmd, wId);
  4216.  
  4217.     return FALSE;
  4218. } // end of wxWindowOS2::HandleCommand
  4219.  
  4220. bool wxWindowOS2::HandleSysCommand(
  4221.   WXWPARAM                          wParam
  4222. , WXLPARAM                          WXUNUSED(lParam)
  4223. )
  4224. {
  4225.     //
  4226.     // 4 bits are reserved
  4227.     //
  4228.     switch (SHORT1FROMMP(wParam))
  4229.     {
  4230.         case SC_MAXIMIZE:
  4231.             return HandleMaximize();
  4232.  
  4233.         case SC_MINIMIZE:
  4234.             return HandleMinimize();
  4235.     }
  4236.     return FALSE;
  4237. } // end of wxWindowOS2::HandleSysCommand
  4238.  
  4239. // ---------------------------------------------------------------------------
  4240. // mouse events
  4241. // ---------------------------------------------------------------------------
  4242. //TODO!!! check against MSW
  4243. void wxWindowOS2::InitMouseEvent(
  4244.   wxMouseEvent&                     rEvent
  4245. , int                               nX
  4246. , int                               nY
  4247. , WXUINT                            uFlags
  4248. )
  4249. {
  4250.     rEvent.m_x           = nX;
  4251.     rEvent.m_y           = nY;
  4252.     rEvent.m_shiftDown   = ((uFlags & VK_SHIFT) != 0);
  4253.     rEvent.m_controlDown = ((uFlags & VK_CTRL) != 0);
  4254.     rEvent.m_leftDown    = ((uFlags & VK_BUTTON1) != 0);
  4255.     rEvent.m_middleDown  = ((uFlags & VK_BUTTON3) != 0);
  4256.     rEvent.m_rightDown   = ((uFlags & VK_BUTTON2) != 0);
  4257.     rEvent.SetTimestamp(s_currentMsg.time);
  4258.     rEvent.m_eventObject = this;
  4259.     rEvent.SetId(GetId());
  4260.  
  4261. #if wxUSE_MOUSEEVENT_HACK
  4262.     m_lastMouseX = nX;
  4263.     m_lastMouseY = nY;
  4264.     m_lastMouseEvent = rEvent.GetEventType();
  4265. #endif // wxUSE_MOUSEEVENT_HACK
  4266. } // end of wxWindowOS2::InitMouseEvent
  4267.  
  4268. bool wxWindowOS2::HandleMouseEvent(
  4269.   WXUINT                            uMsg
  4270. , int                               nX
  4271. , int                               nY
  4272. , WXUINT                            uFlags
  4273. )
  4274. {
  4275.     bool                            bProcessed = FALSE;
  4276.  
  4277.     //
  4278.     // The mouse events take consecutive IDs from WM_MOUSEFIRST to
  4279.     // WM_MOUSELAST, so it's enough to substract WM_MOUSEMOVE == WM_MOUSEFIRST
  4280.     // from the message id and take the value in the table to get wxWin event
  4281.     // id
  4282.     //
  4283.     static const wxEventType eventsMouse[] =
  4284.     {
  4285.         wxEVT_MOTION,
  4286.         wxEVT_LEFT_DOWN,
  4287.         wxEVT_LEFT_UP,
  4288.         wxEVT_LEFT_DCLICK,
  4289.         wxEVT_RIGHT_DOWN,
  4290.         wxEVT_RIGHT_UP,
  4291.         wxEVT_RIGHT_DCLICK,
  4292.         wxEVT_MIDDLE_DOWN,
  4293.         wxEVT_MIDDLE_UP,
  4294.         wxEVT_MIDDLE_DCLICK
  4295.     };
  4296.  
  4297.     wxMouseEvent                    vEvent(eventsMouse[uMsg - WM_MOUSEMOVE]);
  4298.  
  4299.     InitMouseEvent( vEvent
  4300.                    ,nX
  4301.                    ,nY
  4302.                    ,uFlags
  4303.                   );
  4304.  
  4305.     bProcessed = GetEventHandler()->ProcessEvent(vEvent);
  4306.     if (!bProcessed)
  4307.     {
  4308.         HPOINTER                    hPtr = ::WinQuerySysPointer(HWND_DESKTOP, SPTR_WAIT, FALSE);
  4309.         HPOINTER                    hCursor = (HPOINTER)GetCursor().GetHCURSOR();
  4310.  
  4311.         if (hCursor != NULLHANDLE)
  4312.         {
  4313.             ::WinSetPointer(HWND_DESKTOP, hCursor);
  4314.             bProcessed = TRUE;
  4315.         }
  4316.     }
  4317.     return GetEventHandler()->ProcessEvent(vEvent);
  4318. } // end of wxWindowOS2::HandleMouseEvent
  4319.  
  4320. bool wxWindowOS2::HandleMouseMove(
  4321.   int                               nX
  4322. , int                               nY
  4323. , WXUINT                            uFlags
  4324. )
  4325. {
  4326.     if (!m_bMouseInWindow)
  4327.     {
  4328.         //
  4329.         // Generate an ENTER event
  4330.         //
  4331.         m_bMouseInWindow = TRUE;
  4332.  
  4333.         wxMouseEvent                vEvent(wxEVT_ENTER_WINDOW);
  4334.  
  4335.         InitMouseEvent( vEvent
  4336.                        ,nX
  4337.                        ,nY
  4338.                        ,uFlags
  4339.                       );
  4340.  
  4341.         (void)GetEventHandler()->ProcessEvent(vEvent);
  4342.     }
  4343.     return HandleMouseEvent( WM_MOUSEMOVE
  4344.                             ,nX
  4345.                             ,nY
  4346.                             ,uFlags
  4347.                            );
  4348. } // end of wxWindowOS2::HandleMouseMove
  4349.  
  4350. // ---------------------------------------------------------------------------
  4351. // keyboard handling
  4352. // ---------------------------------------------------------------------------
  4353.  
  4354. //
  4355. // Create the key event of the given type for the given key - used by
  4356. // HandleChar and HandleKeyDown/Up
  4357. //
  4358. wxKeyEvent wxWindowOS2::CreateKeyEvent(
  4359.   wxEventType                       eType
  4360. , int                               nId
  4361. , WXLPARAM                          lParam
  4362. , WXWPARAM                          wParam
  4363. ) const
  4364. {
  4365.     wxKeyEvent                      vEvent(eType);
  4366.  
  4367.     vEvent.SetId(GetId());
  4368.     vEvent.m_shiftDown   = IsShiftDown();
  4369.     vEvent.m_controlDown = IsCtrlDown();
  4370.     vEvent.m_altDown     = (HIWORD(lParam) & KC_ALT) == KC_ALT;
  4371.  
  4372.     vEvent.m_eventObject = (wxWindow *)this; // const_cast
  4373.     vEvent.m_keyCode     = nId;
  4374.     vEvent.m_rawCode = (wxUint32)wParam;
  4375.     vEvent.m_rawFlags = (wxUint32)lParam;
  4376.     vEvent.SetTimestamp(s_currentMsg.time);
  4377.  
  4378.     //
  4379.     // Translate the position to client coords
  4380.     //
  4381.     POINTL                          vPoint;
  4382.     RECTL                           vRect;
  4383.  
  4384.     ::WinQueryPointerPos(HWND_DESKTOP, &vPoint);
  4385.     ::WinQueryWindowRect( GetHwnd()
  4386.                          ,&vRect
  4387.                         );
  4388.  
  4389.     vPoint.x -= vRect.xLeft;
  4390.     vPoint.y -= vRect.yBottom;
  4391.  
  4392.     vEvent.m_x = vPoint.x;
  4393.     vEvent.m_y = vPoint.y;
  4394.  
  4395.     return vEvent;
  4396. } // end of wxWindowOS2::CreateKeyEvent
  4397.  
  4398. //
  4399. // isASCII is TRUE only when we're called from WM_CHAR handler and not from
  4400. // WM_KEYDOWN one
  4401. //
  4402. bool wxWindowOS2::HandleChar(
  4403.   WXWPARAM                          wParam
  4404. , WXLPARAM                          lParam
  4405. , bool                              isASCII
  4406. )
  4407. {
  4408.     bool                            bCtrlDown = FALSE;
  4409.     int                             vId;
  4410.  
  4411.     if (m_bLastKeydownProcessed)
  4412.     {
  4413.         //
  4414.         // The key was handled in the EVT_KEY_DOWN.  Handling a key in an
  4415.         // EVT_KEY_DOWN handler is meant, by design, to prevent EVT_CHARs
  4416.         // from happening, so just bail out at this point.
  4417.         //
  4418.         m_bLastKeydownProcessed = FALSE;
  4419.         return TRUE;
  4420.     }
  4421.     if (isASCII)
  4422.     {
  4423.         //
  4424.         // If 1 -> 26, translate to either special keycode or just set
  4425.         // ctrlDown.  IOW, Ctrl-C should result in keycode == 3 and
  4426.         // ControlDown() == TRUE.
  4427.         //
  4428.         vId = SHORT1FROMMP(lParam);
  4429.         if ((vId > 0) && (vId < 27))
  4430.         {
  4431.             switch (vId)
  4432.             {
  4433.                 case 13:
  4434.                     vId = WXK_RETURN;
  4435.                     break;
  4436.  
  4437.                 case 8:
  4438.                     vId = WXK_BACK;
  4439.                     break;
  4440.  
  4441.                 case 9:
  4442.                     vId = WXK_TAB;
  4443.                     break;
  4444.  
  4445.                 default:
  4446.                     bCtrlDown = TRUE;
  4447.                     break;
  4448.             }
  4449.         }
  4450.     }
  4451.     else  // we're called from WM_KEYDOWN
  4452.     {
  4453.         vId = wxCharCodeOS2ToWX((int)SHORT2FROMMP(lParam));
  4454.         if (vId == 0)
  4455.             return FALSE;
  4456.     }
  4457.  
  4458.     wxKeyEvent                      vEvent(CreateKeyEvent( wxEVT_CHAR
  4459.                                                           ,vId
  4460.                                                           ,lParam
  4461.                                                          ));
  4462.  
  4463.     if (bCtrlDown)
  4464.     {
  4465.         vEvent.m_controlDown = TRUE;
  4466.     }
  4467.     return (GetEventHandler()->ProcessEvent(vEvent));
  4468. }
  4469.  
  4470. bool wxWindowOS2::HandleKeyDown(
  4471.   WXWPARAM                          wParam
  4472. , WXLPARAM                          lParam
  4473. )
  4474. {
  4475.     int                             nId = wxCharCodeOS2ToWX((int)SHORT2FROMMP(lParam));
  4476.  
  4477.     if (!nId)
  4478.     {
  4479.         //
  4480.         // Normal ASCII char
  4481.         //
  4482.         nId = SHORT1FROMMP(lParam);
  4483.     }
  4484.  
  4485.     if (nId != -1)
  4486.     {
  4487.         wxKeyEvent                  vEvent(CreateKeyEvent( wxEVT_KEY_DOWN
  4488.                                                           ,nId
  4489.                                                           ,(MPARAM)lParam
  4490.                                                           ,(MPARAM)wParam
  4491.                                                          ));
  4492.  
  4493.         if (GetEventHandler()->ProcessEvent(vEvent))
  4494.         {
  4495.             return TRUE;
  4496.         }
  4497.     }
  4498.     return FALSE;
  4499. } // end of wxWindowOS2::HandleKeyDown
  4500.  
  4501. bool wxWindowOS2::HandleKeyUp(
  4502.   WXWPARAM                          wParam
  4503. , WXLPARAM                          lParam
  4504. )
  4505. {
  4506.     int                             nId = wxCharCodeOS2ToWX((int)SHORT2FROMMP(lParam));
  4507.  
  4508.     if (!nId)
  4509.     {
  4510.         //
  4511.         // Normal ASCII char
  4512.         //
  4513.         nId = (int)wParam;
  4514.     }
  4515.  
  4516.     if (nId != -1)
  4517.     {
  4518.         wxKeyEvent                  vEvent(CreateKeyEvent( wxEVT_KEY_UP
  4519.                                                           ,nId
  4520.                                                           ,lParam
  4521.                                                           ,wParam
  4522.                                                          ));
  4523.  
  4524.         if (GetEventHandler()->ProcessEvent(vEvent))
  4525.             return TRUE;
  4526.     }
  4527.     return FALSE;
  4528. } // end of wxWindowOS2::HandleKeyUp
  4529.  
  4530. // ---------------------------------------------------------------------------
  4531. // joystick
  4532. // ---------------------------------------------------------------------------
  4533.  
  4534. // ---------------------------------------------------------------------------
  4535. // scrolling
  4536. // ---------------------------------------------------------------------------
  4537.  
  4538. bool wxWindowOS2::OS2OnScroll(
  4539.   int                               nOrientation
  4540. , WXWORD                            wParam
  4541. , WXWORD                            wPos
  4542. , WXHWND                            hControl
  4543. )
  4544. {
  4545.     if (hControl)
  4546.     {
  4547.         wxWindow*                   pChild = wxFindWinFromHandle(hControl);
  4548.  
  4549.         if (pChild )
  4550.             return pChild->OS2OnScroll( nOrientation
  4551.                                        ,wParam
  4552.                                        ,wPos
  4553.                                        ,hControl
  4554.                                       );
  4555.     }
  4556.  
  4557.     wxScrollWinEvent                vEvent;
  4558.  
  4559.     vEvent.SetPosition(wPos);
  4560.     vEvent.SetOrientation(nOrientation);
  4561.     vEvent.m_eventObject = this;
  4562.  
  4563.     switch (wParam)
  4564.     {
  4565.         case SB_LINEUP:
  4566.             vEvent.m_eventType = wxEVT_SCROLLWIN_LINEUP;
  4567.             break;
  4568.  
  4569.         case SB_LINEDOWN:
  4570.             vEvent.m_eventType = wxEVT_SCROLLWIN_LINEDOWN;
  4571.             break;
  4572.  
  4573.         case SB_PAGEUP:
  4574.             vEvent.m_eventType = wxEVT_SCROLLWIN_PAGEUP;
  4575.             break;
  4576.  
  4577.         case SB_PAGEDOWN:
  4578.             vEvent.m_eventType = wxEVT_SCROLLWIN_PAGEDOWN;
  4579.             break;
  4580.  
  4581.         case SB_SLIDERPOSITION:
  4582.             vEvent.m_eventType = wxEVT_SCROLLWIN_THUMBRELEASE;
  4583.             break;
  4584.  
  4585.         case SB_SLIDERTRACK:
  4586.             vEvent.m_eventType = wxEVT_SCROLLWIN_THUMBTRACK;
  4587.             break;
  4588.  
  4589.         default:
  4590.             return FALSE;
  4591.     }
  4592.     return GetEventHandler()->ProcessEvent(vEvent);
  4593. } // end of wxWindowOS2::OS2OnScroll
  4594.  
  4595. void wxWindowOS2::MoveChildren(
  4596.   int                               nDiff
  4597. )
  4598. {
  4599.     //
  4600.     // We want to handle top levels ourself, manually
  4601.     //
  4602.     if (!IsTopLevel() && GetAutoLayout())
  4603.     {
  4604.         Layout();
  4605.     }
  4606.     else
  4607.     {
  4608.         SWP                         vSwp;
  4609.  
  4610.         for (wxWindowList::Node* pNode = GetChildren().GetFirst();
  4611.              pNode;
  4612.              pNode = pNode->GetNext())
  4613.         {
  4614.             wxWindow*               pWin = pNode->GetData();
  4615.  
  4616.             ::WinQueryWindowPos( GetHwndOf(pWin)
  4617.                                 ,&vSwp
  4618.                                );
  4619.             if (pWin->IsKindOf(CLASSINFO(wxControl)))
  4620.             {
  4621.                 wxControl*          pCtrl;
  4622.  
  4623.                 //
  4624.                 // Must deal with controls that have margins like ENTRYFIELD.  The SWP
  4625.                 // struct of such a control will have and origin offset from its intended
  4626.                 // position by the width of the margins.
  4627.                 //
  4628.                 pCtrl = wxDynamicCast(pWin, wxControl);
  4629.                 vSwp.y -= pCtrl->GetYComp();
  4630.                 vSwp.x -= pCtrl->GetXComp();
  4631.             }
  4632.             ::WinSetWindowPos( GetHwndOf(pWin)
  4633.                               ,HWND_TOP
  4634.                               ,vSwp.x
  4635.                               ,vSwp.y - nDiff
  4636.                               ,vSwp.cx
  4637.                               ,vSwp.cy
  4638.                               ,SWP_MOVE | SWP_SHOW | SWP_ZORDER
  4639.                              );
  4640.             ::WinQueryWindowPos(GetHwndOf(pWin), pWin->GetSwp());
  4641.             if (pWin->IsKindOf(CLASSINFO(wxRadioBox)))
  4642.             {
  4643.                 wxRadioBox*     pRadioBox;
  4644.  
  4645.                 pRadioBox = wxDynamicCast(pWin, wxRadioBox);
  4646.                 pRadioBox->AdjustButtons( (int)vSwp.x
  4647.                                          ,(int)vSwp.y - nDiff
  4648.                                          ,(int)vSwp.cx
  4649.                                          ,(int)vSwp.cy
  4650.                                          ,pRadioBox->GetSizeFlags()
  4651.                                         );
  4652.             }
  4653.             if (pWin->IsKindOf(CLASSINFO(wxSlider)))
  4654.             {
  4655.                 wxSlider*           pSlider;
  4656.  
  4657.                 pSlider = wxDynamicCast(pWin, wxSlider);
  4658.                 pSlider->AdjustSubControls( (int)vSwp.x
  4659.                                            ,(int)vSwp.y - nDiff
  4660.                                            ,(int)vSwp.cx
  4661.                                            ,(int)vSwp.cy
  4662.                                            ,(int)pSlider->GetSizeFlags()
  4663.                                           );
  4664.             }
  4665.         }
  4666.     }
  4667.     Refresh();
  4668. } // end of wxWindowOS2::MoveChildren
  4669.  
  4670. //
  4671. //  Getting the Y position for a window, like a control, is a real
  4672. //  pain.  There are three sitatuions we must deal with in determining
  4673. //  the OS2 to wxWindows Y coordinate.
  4674. //
  4675. //  1)  The controls are created in a dialog.
  4676. //      This is the easiest since a dialog is created with its original
  4677. //      size so the standard: Y = ParentHeight - (Y + ControlHeight);
  4678. //
  4679. //  2)  The controls are direct children of a frame
  4680. //      In this instance the controls are actually children of the Frame's
  4681. //      client.  During creation the frame's client resizes several times
  4682. //      during creation of the status bar and toolbars.  The CFrame class
  4683. //      will take care of this using its AlterChildPos proc.
  4684. //
  4685. //  3)  The controls are children of a panel, which in turn is a child of
  4686. //      a frame.
  4687. //      The panel may be one of many, in which case the same treatment
  4688. //      as 1 applies. It may be the only child, though.
  4689. //      This is the nastiest case.  A panel is created as the only child of
  4690. //      the frame and as such, when a frame has only one child, the child is
  4691. //      expanded to fit the entire client area of the frame.  Because the
  4692. //      controls are created BEFORE this occurs their positions are totally
  4693. //      whacked and any call to WinQueryWindowPos will return invalid
  4694. //      coordinates.  So for this situation we have to compare the size of
  4695. //      the panel at control creation time with that of the frame client.  If
  4696. //      they are the same we can use the standard Y position equation.  If
  4697. //      not, then we must use the Frame Client's dimensions to position them
  4698. //      as that will be the eventual size of the panel after the frame resizes
  4699. //      it!
  4700. //
  4701. int wxWindowOS2::GetOS2ParentHeight(
  4702.   wxWindowOS2*               pParent
  4703. )
  4704. {
  4705.     wxWindowOS2*             pGrandParent = NULL;
  4706.  
  4707.     //
  4708.     // Case 1
  4709.     //
  4710.     if (pParent->IsKindOf(CLASSINFO(wxDialog)))
  4711.         return(pParent->GetClientSize().y);
  4712.  
  4713.     //
  4714.     // Case 2 -- if we are one of the separately built standard Frame
  4715.     //           children, like a statusbar, menubar, or toolbar we want to
  4716.     //           use the frame, itself, for positioning.  Otherwise we are
  4717.     //           child window and want to use the Frame's client.
  4718.     //
  4719.     else if (pParent->IsKindOf(CLASSINFO(wxFrame)))
  4720.     {
  4721.         if (IsKindOf(CLASSINFO(wxStatusBar)) ||
  4722.             IsKindOf(CLASSINFO(wxMenuBar))   ||
  4723.             IsKindOf(CLASSINFO(wxToolBar))
  4724.            )
  4725.         {
  4726.             if (IsKindOf(CLASSINFO(wxToolBar)))
  4727.             {
  4728.                 wxFrame*            pFrame = wxDynamicCast(GetParent(), wxFrame);
  4729.  
  4730.                 if (pFrame->GetToolBar() == this)
  4731.                     return(pParent->GetSize().y);
  4732.                 else
  4733.                     return(pParent->GetClientSize().y);
  4734.             }
  4735.             else
  4736.                 return(pParent->GetSize().y);
  4737.         }
  4738.         else
  4739.             return(pParent->GetClientSize().y);
  4740.     }
  4741.     //
  4742.     // Case -- this is for any window that is the sole child of a Frame.
  4743.     //         The grandparent must exist and it must be of type CFrame
  4744.     //         and it's height must be different. Otherwise the standard
  4745.     //         applies.
  4746.     //
  4747.     else
  4748.     {
  4749.         return(pParent->GetClientSize().y);
  4750.     }
  4751.     return(0L);
  4752. } // end of wxWindowOS2::GetOS2ParentHeight
  4753.  
  4754. //
  4755. // OS/2 needs a lot extra manipulation to deal with layouts
  4756. // for canvas windows, particularly scrolled ones.
  4757. //
  4758. wxWindowCreationHook::wxWindowCreationHook(
  4759.   wxWindow*                         pWinBeingCreated
  4760. )
  4761. {
  4762.     gpWinBeingCreated = pWinBeingCreated;
  4763. } // end of wxWindowCreationHook::wxWindowCreationHook
  4764.  
  4765. wxWindowCreationHook::~wxWindowCreationHook()
  4766. {
  4767.     gpWinBeingCreated = NULL;
  4768. } // end of wxWindowCreationHook::~wxWindowCreationHook
  4769.  
  4770. // ===========================================================================
  4771. // global functions
  4772. // ===========================================================================
  4773.  
  4774. void wxGetCharSize(
  4775.   WXHWND                            hWnd
  4776. , int*                              pX
  4777. , int*                              pY
  4778. ,wxFont*                            WXUNUSED(pTheFont)
  4779. )
  4780. {
  4781.     FONTMETRICS                     vFM;
  4782.     HPS                             hPS;
  4783.     BOOL                            rc;
  4784.  
  4785.     hPS =::WinGetPS(hWnd);
  4786.  
  4787.     rc = ::GpiQueryFontMetrics(hPS, sizeof(FONTMETRICS), &vFM);
  4788.     if (rc)
  4789.     {
  4790.         if (pX)
  4791.             *pX = vFM.lAveCharWidth;
  4792.         if (pY)
  4793.             *pY = vFM.lEmHeight + vFM.lExternalLeading;
  4794.     }
  4795.     else
  4796.     {
  4797.         if (pX)
  4798.             *pX = 10;
  4799.         if (pY)
  4800.             *pY = 15;
  4801.     }
  4802.     ::WinReleasePS(hPS);
  4803. } // end of wxGetCharSize
  4804.  
  4805. //
  4806. // Returns 0 if was a normal ASCII value, not a special key. This indicates that
  4807. // the key should be ignored by WM_KEYDOWN and processed by WM_CHAR instead.
  4808. //
  4809. int wxCharCodeOS2ToWX(
  4810.   int                               nKeySym
  4811. )
  4812. {
  4813.     int                             nId = 0;
  4814.  
  4815.     switch (nKeySym)
  4816.     {
  4817.         case VK_BACKTAB:    nId = WXK_BACK; break;
  4818.         case VK_TAB:        nId = WXK_TAB; break;
  4819.         case VK_CLEAR:      nId = WXK_CLEAR; break;
  4820.         case VK_ENTER:      nId = WXK_RETURN; break;
  4821.         case VK_SHIFT:      nId = WXK_SHIFT; break;
  4822.         case VK_CTRL:       nId = WXK_CONTROL; break;
  4823.         case VK_PAUSE:      nId = WXK_PAUSE; break;
  4824.         case VK_SPACE:      nId = WXK_SPACE; break;
  4825.         case VK_ESC:        nId = WXK_ESCAPE; break;
  4826.         case VK_END:        nId = WXK_END; break;
  4827.         case VK_HOME :      nId = WXK_HOME; break;
  4828.         case VK_LEFT :      nId = WXK_LEFT; break;
  4829.         case VK_UP:         nId = WXK_UP; break;
  4830.         case VK_RIGHT:      nId = WXK_RIGHT; break;
  4831.         case VK_DOWN :      nId = WXK_DOWN; break;
  4832.         case VK_PRINTSCRN:  nId = WXK_PRINT; break;
  4833.         case VK_INSERT:     nId = WXK_INSERT; break;
  4834.         case VK_DELETE:     nId = WXK_DELETE; break;
  4835.         case VK_CAPSLOCK:   nId = WXK_CAPITAL; break;
  4836.         case VK_F1:         nId = WXK_F1; break;
  4837.         case VK_F2:         nId = WXK_F2; break;
  4838.         case VK_F3:         nId = WXK_F3; break;
  4839.         case VK_F4:         nId = WXK_F4; break;
  4840.         case VK_F5:         nId = WXK_F5; break;
  4841.         case VK_F6:         nId = WXK_F6; break;
  4842.         case VK_F7:         nId = WXK_F7; break;
  4843.         case VK_F8:         nId = WXK_F8; break;
  4844.         case VK_F9:         nId = WXK_F9; break;
  4845.         case VK_F10:        nId = WXK_F10; break;
  4846.         case VK_F11:        nId = WXK_F11; break;
  4847.         case VK_F12:        nId = WXK_F12; break;
  4848.         case VK_F13:        nId = WXK_F13; break;
  4849.         case VK_F14:        nId = WXK_F14; break;
  4850.         case VK_F15:        nId = WXK_F15; break;
  4851.         case VK_F16:        nId = WXK_F16; break;
  4852.         case VK_F17:        nId = WXK_F17; break;
  4853.         case VK_F18:        nId = WXK_F18; break;
  4854.         case VK_F19:        nId = WXK_F19; break;
  4855.         case VK_F20:        nId = WXK_F20; break;
  4856.         case VK_F21:        nId = WXK_F21; break;
  4857.         case VK_F22:        nId = WXK_F22; break;
  4858.         case VK_F23:        nId = WXK_F23; break;
  4859.         case VK_F24:        nId = WXK_F24; break;
  4860.         case VK_OEM_1:      nId = ';'; break;
  4861.         case VK_OEM_PLUS:   nId = '+'; break;
  4862.         case VK_OEM_COMMA:  nId = ','; break;
  4863.         case VK_OEM_MINUS:  nId = '-'; break;
  4864.         case VK_OEM_PERIOD: nId = '.'; break;
  4865.         case VK_OEM_2:      nId = '/'; break;
  4866.         case VK_OEM_3:      nId = '~'; break;
  4867.         case VK_OEM_4:      nId = '['; break;
  4868.         case VK_OEM_5:      nId = '\\'; break;
  4869.         case VK_OEM_6:      nId = ']'; break;
  4870.         case VK_OEM_7:      nId = '\''; break;
  4871.         case VK_NUMLOCK:    nId = WXK_NUMLOCK; break;
  4872.         case VK_SCRLLOCK:   nId = WXK_SCROLL; break;
  4873.         default:
  4874.         {
  4875.             return 0;
  4876.         }
  4877.     }
  4878.     return nId;
  4879. } // end of wxCharCodeOS2ToWX
  4880.  
  4881. int wxCharCodeWXToOS2(
  4882.   int                               nId
  4883. , bool*                             bIsVirtual
  4884. )
  4885. {
  4886.     int                             nKeySym = 0;
  4887.  
  4888.     *bIsVirtual = TRUE;
  4889.     switch (nId)
  4890.     {
  4891.         case WXK_CLEAR:     nKeySym = VK_CLEAR; break;
  4892.         case WXK_SHIFT:     nKeySym = VK_SHIFT; break;
  4893.         case WXK_CONTROL:   nKeySym = VK_CTRL; break;
  4894.         case WXK_PAUSE:     nKeySym = VK_PAUSE; break;
  4895.         case WXK_END:       nKeySym = VK_END; break;
  4896.         case WXK_HOME :     nKeySym = VK_HOME; break;
  4897.         case WXK_LEFT :     nKeySym = VK_LEFT; break;
  4898.         case WXK_UP:        nKeySym = VK_UP; break;
  4899.         case WXK_RIGHT:     nKeySym = VK_RIGHT; break;
  4900.         case WXK_DOWN :     nKeySym = VK_DOWN; break;
  4901.         case WXK_PRINT:     nKeySym = VK_PRINTSCRN; break;
  4902.         case WXK_INSERT:    nKeySym = VK_INSERT; break;
  4903.         case WXK_DELETE:    nKeySym = VK_DELETE; break;
  4904.         case WXK_F1:        nKeySym = VK_F1; break;
  4905.         case WXK_F2:        nKeySym = VK_F2; break;
  4906.         case WXK_F3:        nKeySym = VK_F3; break;
  4907.         case WXK_F4:        nKeySym = VK_F4; break;
  4908.         case WXK_F5:        nKeySym = VK_F5; break;
  4909.         case WXK_F6:        nKeySym = VK_F6; break;
  4910.         case WXK_F7:        nKeySym = VK_F7; break;
  4911.         case WXK_F8:        nKeySym = VK_F8; break;
  4912.         case WXK_F9:        nKeySym = VK_F9; break;
  4913.         case WXK_F10:       nKeySym = VK_F10; break;
  4914.         case WXK_F11:       nKeySym = VK_F11; break;
  4915.         case WXK_F12:       nKeySym = VK_F12; break;
  4916.         case WXK_F13:       nKeySym = VK_F13; break;
  4917.         case WXK_F14:       nKeySym = VK_F14; break;
  4918.         case WXK_F15:       nKeySym = VK_F15; break;
  4919.         case WXK_F16:       nKeySym = VK_F16; break;
  4920.         case WXK_F17:       nKeySym = VK_F17; break;
  4921.         case WXK_F18:       nKeySym = VK_F18; break;
  4922.         case WXK_F19:       nKeySym = VK_F19; break;
  4923.         case WXK_F20:       nKeySym = VK_F20; break;
  4924.         case WXK_F21:       nKeySym = VK_F21; break;
  4925.         case WXK_F22:       nKeySym = VK_F22; break;
  4926.         case WXK_F23:       nKeySym = VK_F23; break;
  4927.         case WXK_F24:       nKeySym = VK_F24; break;
  4928.         case WXK_NUMLOCK:   nKeySym = VK_NUMLOCK; break;
  4929.         case WXK_SCROLL:    nKeySym = VK_SCRLLOCK; break;
  4930.         default:
  4931.         {
  4932.             *bIsVirtual = FALSE;
  4933.             nKeySym = nId;
  4934.             break;
  4935.         }
  4936.     }
  4937.     return nKeySym;
  4938. } // end of wxCharCodeWXToOS2
  4939.  
  4940. wxWindow* wxGetActiveWindow()
  4941. {
  4942.     HWND                            hWnd = ::WinQueryActiveWindow(HWND_DESKTOP);
  4943.  
  4944.     if (hWnd != 0)
  4945.     {
  4946.         return wxFindWinFromHandle((WXHWND)hWnd);
  4947.     }
  4948.     return NULL;
  4949. } // end of wxGetActiveWindow
  4950.  
  4951. #ifdef __WXDEBUG__
  4952. const char* wxGetMessageName(
  4953.   int                               nMessage)
  4954. {
  4955.     switch (nMessage)
  4956.     {
  4957.         case 0x0000: return "WM_NULL";
  4958.         case 0x0001: return "WM_CREATE";
  4959.         case 0x0002: return "WM_DESTROY";
  4960.         case 0x0004: return "WM_ENABLE";
  4961.         case 0x0005: return "WM_SHOW";
  4962.         case 0x0006: return "WM_MOVE";
  4963.         case 0x0007: return "WM_SIZE";
  4964.         case 0x0008: return "WM_ADJUSTWINDOWPOS";
  4965.         case 0x0009: return "WM_CALCVALIDRECTS";
  4966.         case 0x000A: return "WM_SETWINDOWPARAMS";
  4967.         case 0x000B: return "WM_QUERYWINDOWPARAMS";
  4968.         case 0x000C: return "WM_HITTEST";
  4969.         case 0x000D: return "WM_ACTIVATE";
  4970.         case 0x000F: return "WM_SETFOCUS";
  4971.         case 0x0010: return "WM_SETSELECTION";
  4972.         case 0x0011: return "WM_PPAINT";
  4973.         case 0x0012: return "WM_PSETFOCUS";
  4974.         case 0x0013: return "WM_PSYSCOLORCHANGE";
  4975.         case 0x0014: return "WM_PSIZE";
  4976.         case 0x0015: return "WM_PACTIVATE";
  4977.         case 0x0016: return "WM_PCONTROL";
  4978.         case 0x0020: return "WM_COMMAND";
  4979.         case 0x0021: return "WM_SYSCOMMAND";
  4980.         case 0x0022: return "WM_HELP";
  4981.         case 0x0023: return "WM_PAINT";
  4982.         case 0x0024: return "WM_TIMER";
  4983.         case 0x0025: return "WM_SEM1";
  4984.         case 0x0026: return "WM_SEM2";
  4985.         case 0x0027: return "WM_SEM3";
  4986.         case 0x0028: return "WM_SEM4";
  4987.         case 0x0029: return "WM_CLOSE";
  4988.         case 0x002A: return "WM_QUIT";
  4989.         case 0x002B: return "WM_SYSCOLORCHANGE";
  4990.         case 0x002D: return "WM_SYSVALUECHANGE";
  4991.         case 0x002E: return "WM_APPTERMINATENOTIFY";
  4992.         case 0x002F: return "WM_PRESPARAMCHANGED";
  4993.         // Control notification messages
  4994.         case 0x0030: return "WM_CONTROL";
  4995.         case 0x0031: return "WM_VSCROLL";
  4996.         case 0x0032: return "WM_HSCROLL";
  4997.         case 0x0033: return "WM_INITMENU";
  4998.         case 0x0034: return "WM_MENUSELECT";
  4999.         case 0x0035: return "WM_MENUSEND";
  5000.         case 0x0036: return "WM_DRAWITEM";
  5001.         case 0x0037: return "WM_MEASUREITEM";
  5002.         case 0x0038: return "WM_CONTROLPOINTER";
  5003.         case 0x003A: return "WM_QUERYDLGCODE";
  5004.         case 0x003B: return "WM_INITDLG";
  5005.         case 0x003C: return "WM_SUBSTITUTESTRING";
  5006.         case 0x003D: return "WM_MATCHMNEMONIC";
  5007.         case 0x003E: return "WM_SAVEAPPLICATION";
  5008.         case 0x0129: return "WM_CTLCOLORCHANGE";
  5009.         case 0x0130: return "WM_QUERYCTLTYPE";
  5010.         // Frame messages
  5011.         case 0x0040: return "WM_FLASHWINDOW";
  5012.         case 0x0041: return "WM_FORMATFRAME";
  5013.         case 0x0042: return "WM_UPDATEFRAME";
  5014.         case 0x0043: return "WM_FOCUSCHANGE";
  5015.         case 0x0044: return "WM_SETBORDERSIZE";
  5016.         case 0x0045: return "WM_TRACKFRAME";
  5017.         case 0x0046: return "WM_MINMAXFRAME";
  5018.         case 0x0047: return "WM_SETICON";
  5019.         case 0x0048: return "WM_QUERYICON";
  5020.         case 0x0049: return "WM_SETACCELTABLE";
  5021.         case 0x004A: return "WM_QUERYACCELTABLE";
  5022.         case 0x004B: return "WM_TRANSLATEACCEL";
  5023.         case 0x004C: return "WM_QUERYTRACKINFO";
  5024.         case 0x004D: return "WM_QUERYBORDERSIZE";
  5025.         case 0x004E: return "WM_NEXTMENU";
  5026.         case 0x004F: return "WM_ERASEBACKGROUND";
  5027.         case 0x0050: return "WM_QUERYFRAMEINFO";
  5028.         case 0x0051: return "WM_QUERYFOCUSCHAIN";
  5029.         case 0x0052: return "WM_OWNERPOSCHANGE";
  5030.         case 0x0053: return "WM_CACLFRAMERECT";
  5031.         case 0x0055: return "WM_WINDOWPOSCHANGED";
  5032.         case 0x0056: return "WM_ADJUSTFRAMEPOS";
  5033.         case 0x0059: return "WM_QUERYFRAMECTLCOUNT";
  5034.         case 0x005B: return "WM_QUERYHELPINFO";
  5035.         case 0x005C: return "WM_SETHELPINFO";
  5036.         case 0x005D: return "WM_ERROR";
  5037.         case 0x005E: return "WM_REALIZEPALETTE";
  5038.         // Clipboard messages
  5039.         case 0x0060: return "WM_RENDERFMT";
  5040.         case 0x0061: return "WM_RENDERALLFMTS";
  5041.         case 0x0062: return "WM_DESTROYCLIPBOARD";
  5042.         case 0x0063: return "WM_PAINTCLIPBOARD";
  5043.         case 0x0064: return "WM_SIZECLIPBOARD";
  5044.         case 0x0065: return "WM_HSCROLLCLIPBOARD";
  5045.         case 0x0066: return "WM_VSCROLLCLIPBOARD";
  5046.         case 0x0067: return "WM_DRAWCLIPBOARD";
  5047.         // mouse messages
  5048.         case 0x0070: return "WM_MOUSEMOVE";
  5049.         case 0x0071: return "WM_BUTTON1DOWN";
  5050.         case 0x0072: return "WM_BUTTON1UP";
  5051.         case 0x0073: return "WM_BUTTON1DBLCLK";
  5052.         case 0x0074: return "WM_BUTTON2DOWN";
  5053.         case 0x0075: return "WM_BUTTON2UP";
  5054.         case 0x0076: return "WM_BUTTON2DBLCLK";
  5055.         case 0x0077: return "WM_BUTTON3DOWN";
  5056.         case 0x0078: return "WM_BUTTON3UP";
  5057.         case 0x0079: return "WM_BUTTON3DBLCLK";
  5058.         case 0x007D: return "WM_MOUSEMAP";
  5059.         case 0x007E: return "WM_VRNDISABLED";
  5060.         case 0x007F: return "WM_VRNENABLED";
  5061.         case 0x0410: return "WM_CHORD";
  5062.         case 0x0411: return "WM_BUTTON1MOTIONSTART";
  5063.         case 0x0412: return "WM_BUTTON1MOTIONEND";
  5064.         case 0x0413: return "WM_BUTTON1CLICK";
  5065.         case 0x0414: return "WM_BUTTON2MOTIONSTART";
  5066.         case 0x0415: return "WM_BUTTON2MOTIONEND";
  5067.         case 0x0416: return "WM_BUTTON2CLICK";
  5068.         case 0x0417: return "WM_BUTTON3MOTIONSTART";
  5069.         case 0x0418: return "WM_BUTTON3MOTIONEND";
  5070.         case 0x0419: return "WM_BUTTON3CLICK";
  5071.         case 0x0420: return "WM_BEGINDRAG";
  5072.         case 0x0421: return "WM_ENDDRAG";
  5073.         case 0x0422: return "WM_SINGLESELECT";
  5074.         case 0x0423: return "WM_OPEN";
  5075.         case 0x0424: return "WM_CONTEXTMENU";
  5076.         case 0x0425: return "WM_CONTEXTHELP";
  5077.         case 0x0426: return "WM_TEXTEDIT";
  5078.         case 0x0427: return "WM_BEGINSELECT";
  5079.         case 0x0228: return "WM_ENDSELECT";
  5080.         case 0x0429: return "WM_PICKUP";
  5081.         case 0x04C0: return "WM_PENFIRST";
  5082.         case 0x04FF: return "WM_PENLAST";
  5083.         case 0x0500: return "WM_MMPMFIRST";
  5084.         case 0x05FF: return "WM_MMPMLAST";
  5085.         case 0x0600: return "WM_STDDLGFIRST";
  5086.         case 0x06FF: return "WM_STDDLGLAST";
  5087.         case 0x0BD0: return "WM_BIDI_FIRST";
  5088.         case 0x0BFF: return "WM_BIDI_LAST";
  5089.         // keyboard input
  5090.         case 0x007A: return "WM_CHAR";
  5091.         case 0x007B: return "WM_VIOCHAR";
  5092.         // DDE messages
  5093.         case 0x00A0: return "WM_DDE_INITIATE";
  5094.         case 0x00A1: return "WM_DDE_REQUEST";
  5095.         case 0x00A2: return "WM_DDE_ACK";
  5096.         case 0x00A3: return "WM_DDE_DATA";
  5097.         case 0x00A4: return "WM_DDE_ADVISE";
  5098.         case 0x00A5: return "WM_DDE_UNADVISE";
  5099.         case 0x00A6: return "WM_DDE_POKE";
  5100.         case 0x00A7: return "WM_DDE_EXECUTE";
  5101.         case 0x00A8: return "WM_DDE_TERMINATE";
  5102.         case 0x00A9: return "WM_DDE_INITIATEACK";
  5103.         case 0x00AF: return "WM_DDE_LAST";
  5104.         // Buttons
  5105.         case 0x0120: return "BM_CLICK";
  5106.         case 0x0121: return "BM_QUERYCHECKINDEX";
  5107.         case 0x0122: return "BM_QUERYHILITE";
  5108.         case 0x0123: return "BM_SETHILITE";
  5109.         case 0x0124: return "BM_QUERYCHECK";
  5110.         case 0x0125: return "BM_SETCHECK";
  5111.         case 0x0126: return "BM_SETDEFAULT";
  5112.         case 0x0128: return "BM_AUTOSIZE";
  5113.         // Combo boxes
  5114.         case 0x029A: return "CBID_LIST";
  5115.         case 0x029B: return "CBID_EDIT";
  5116.         case 0x0170: return "CBM_SHOWLIST";
  5117.         case 0x0171: return "CBM_HILITE";
  5118.         case 0x0172: return "CBM_ISLISTSHOWING";
  5119.         // Edit fields
  5120.         case 0x0140: return "EM_QUERYCHANGED";
  5121.         case 0x0141: return "EM_QUERYSEL";
  5122.         case 0x0142: return "EM_SETSEL";
  5123.         case 0x0143: return "EM_SETTEXTLIMIT";
  5124.         case 0x0144: return "EM_CUT";
  5125.         case 0x0145: return "EM_COPY";
  5126.         case 0x0146: return "EM_CLEAR";
  5127.         case 0x0147: return "EM_PASTE";
  5128.         case 0x0148: return "EM_QUERYFIRSTCHAR";
  5129.         case 0x0149: return "EM_SETFIRSTCHAR";
  5130.         case 0x014A: return "EM_QUERYREADONLY";
  5131.         case 0x014B: return "EM_SETREADONLY";
  5132.         case 0x014C: return "EM_SETINSERTMODE";
  5133.         // Listboxes
  5134.         case 0x0160: return "LM_QUERYITEMCOUNT";
  5135.         case 0x0161: return "LM_INSERTITEM";
  5136.         case 0x0162: return "LM_SETOPENINDEX";
  5137.         case 0x0163: return "LM_DELETEITEM";
  5138.         case 0x0164: return "LM_SELECTITEM";
  5139.         case 0x0165: return "LM_QUERYSELECTION";
  5140.         case 0x0166: return "LM_SETITEMTEXT";
  5141.         case 0x0167: return "LM_QUERYITEMTEXTLENGTH";
  5142.         case 0x0168: return "LM_QUERYITEMTEXT";
  5143.         case 0x0169: return "LM_SETITEMHANDLE";
  5144.         case 0x016A: return "LM_QUERYITEMHANDLE";
  5145.         case 0x016B: return "LM_SEARCHSTRING";
  5146.         case 0x016C: return "LM_SETITEMHEIGHT";
  5147.         case 0x016D: return "LM_QUERYTOPINDEX";
  5148.         case 0x016E: return "LM_DELETEALL";
  5149.         case 0x016F: return "LM_INSERTMULITEMS";
  5150.         case 0x0660: return "LM_SETITEMWIDTH";
  5151.         // Menus
  5152.         case 0x0180: return "MM_INSERTITEM";
  5153.         case 0x0181: return "MM_DELETEITEM";
  5154.         case 0x0182: return "MM_QUERYITEM";
  5155.         case 0x0183: return "MM_SETITEM";
  5156.         case 0x0184: return "MM_QUERYITEMCOUNT";
  5157.         case 0x0185: return "MM_STARTMENUMODE";
  5158.         case 0x0186: return "MM_ENDMENUMODE";
  5159.         case 0x0188: return "MM_REMOVEITEM";
  5160.         case 0x0189: return "MM_SELECTITEM";
  5161.         case 0x018A: return "MM_QUERYSELITEMID";
  5162.         case 0x018B: return "MM_QUERYITEMTEXT";
  5163.         case 0x018C: return "MM_QUERYITEMTEXTLENGTH";
  5164.         case 0x018D: return "MM_SETITEMHANDLE";
  5165.         case 0x018E: return "MM_SETITEMTEXT";
  5166.         case 0x018F: return "MM_ITEMPOSITIONFROMID";
  5167.         case 0x0190: return "MM_ITEMIDFROMPOSITION";
  5168.         case 0x0191: return "MM_QUERYITEMATTR";
  5169.         case 0x0192: return "MM_SETITEMATTR";
  5170.         case 0x0193: return "MM_ISITEMVALID";
  5171.         case 0x0194: return "MM_QUERYITEMRECT";
  5172.         case 0x0431: return "MM_QUERYDEFAULTITEMID";
  5173.         case 0x0432: return "MM_SETDEFAULTITEMID";
  5174.         // Scrollbars
  5175.         case 0x01A0: return "SBM_SETSCROLLBAR";
  5176.         case 0x01A1: return "SBM_SETPOS";
  5177.         case 0x01A2: return "SBM_QUERYPOS";
  5178.         case 0x01A3: return "SBM_QUERYRANGE";
  5179.         case 0x01A6: return "SBM_SETTHUMBSIZE";
  5180.  
  5181.         // Help messages
  5182.         case 0x0F00: return "WM_HELPBASE";
  5183.         case 0x0FFF: return "WM_HELPTOP";
  5184.         // Beginning of user defined messages
  5185.         case 0x1000: return "WM_USER";
  5186.  
  5187.         // wxWindows user defined types
  5188.  
  5189.         // listview
  5190.         // case 0x1000 + 0: return "LVM_GETBKCOLOR";
  5191.         case 0x1000 + 1: return "LVM_SETBKCOLOR";
  5192.         case 0x1000 + 2: return "LVM_GETIMAGELIST";
  5193.         case 0x1000 + 3: return "LVM_SETIMAGELIST";
  5194.         case 0x1000 + 4: return "LVM_GETITEMCOUNT";
  5195.         case 0x1000 + 5: return "LVM_GETITEMA";
  5196.         case 0x1000 + 75: return "LVM_GETITEMW";
  5197.         case 0x1000 + 6: return "LVM_SETITEMA";
  5198.         case 0x1000 + 76: return "LVM_SETITEMW";
  5199.         case 0x1000 + 7: return "LVM_INSERTITEMA";
  5200.         case 0x1000 + 77: return "LVM_INSERTITEMW";
  5201.         case 0x1000 + 8: return "LVM_DELETEITEM";
  5202.         case 0x1000 + 9: return "LVM_DELETEALLITEMS";
  5203.         case 0x1000 + 10: return "LVM_GETCALLBACKMASK";
  5204.         case 0x1000 + 11: return "LVM_SETCALLBACKMASK";
  5205.         case 0x1000 + 12: return "LVM_GETNEXTITEM";
  5206.         case 0x1000 + 13: return "LVM_FINDITEMA";
  5207.         case 0x1000 + 83: return "LVM_FINDITEMW";
  5208.         case 0x1000 + 14: return "LVM_GETITEMRECT";
  5209.         case 0x1000 + 15: return "LVM_SETITEMPOSITION";
  5210.         case 0x1000 + 16: return "LVM_GETITEMPOSITION";
  5211.         case 0x1000 + 17: return "LVM_GETSTRINGWIDTHA";
  5212.         case 0x1000 + 87: return "LVM_GETSTRINGWIDTHW";
  5213.         case 0x1000 + 18: return "LVM_HITTEST";
  5214.         case 0x1000 + 19: return "LVM_ENSUREVISIBLE";
  5215.         case 0x1000 + 20: return "LVM_SCROLL";
  5216.         case 0x1000 + 21: return "LVM_REDRAWITEMS";
  5217.         case 0x1000 + 22: return "LVM_ARRANGE";
  5218.         case 0x1000 + 23: return "LVM_EDITLABELA";
  5219.         case 0x1000 + 118: return "LVM_EDITLABELW";
  5220.         case 0x1000 + 24: return "LVM_GETEDITCONTROL";
  5221.         case 0x1000 + 25: return "LVM_GETCOLUMNA";
  5222.         case 0x1000 + 95: return "LVM_GETCOLUMNW";
  5223.         case 0x1000 + 26: return "LVM_SETCOLUMNA";
  5224.         case 0x1000 + 96: return "LVM_SETCOLUMNW";
  5225.         case 0x1000 + 27: return "LVM_INSERTCOLUMNA";
  5226.         case 0x1000 + 97: return "LVM_INSERTCOLUMNW";
  5227.         case 0x1000 + 28: return "LVM_DELETECOLUMN";
  5228.         case 0x1000 + 29: return "LVM_GETCOLUMNWIDTH";
  5229.         case 0x1000 + 30: return "LVM_SETCOLUMNWIDTH";
  5230.         case 0x1000 + 31: return "LVM_GETHEADER";
  5231.         case 0x1000 + 33: return "LVM_CREATEDRAGIMAGE";
  5232.         case 0x1000 + 34: return "LVM_GETVIEWRECT";
  5233.         case 0x1000 + 35: return "LVM_GETTEXTCOLOR";
  5234.         case 0x1000 + 36: return "LVM_SETTEXTCOLOR";
  5235.         case 0x1000 + 37: return "LVM_GETTEXTBKCOLOR";
  5236.         case 0x1000 + 38: return "LVM_SETTEXTBKCOLOR";
  5237.         case 0x1000 + 39: return "LVM_GETTOPINDEX";
  5238.         case 0x1000 + 40: return "LVM_GETCOUNTPERPAGE";
  5239.         case 0x1000 + 41: return "LVM_GETORIGIN";
  5240.         case 0x1000 + 42: return "LVM_UPDATE";
  5241.         case 0x1000 + 43: return "LVM_SETITEMSTATE";
  5242.         case 0x1000 + 44: return "LVM_GETITEMSTATE";
  5243.         case 0x1000 + 45: return "LVM_GETITEMTEXTA";
  5244.         case 0x1000 + 115: return "LVM_GETITEMTEXTW";
  5245.         case 0x1000 + 46: return "LVM_SETITEMTEXTA";
  5246.         case 0x1000 + 116: return "LVM_SETITEMTEXTW";
  5247.         case 0x1000 + 47: return "LVM_SETITEMCOUNT";
  5248.         case 0x1000 + 48: return "LVM_SORTITEMS";
  5249.         case 0x1000 + 49: return "LVM_SETITEMPOSITION32";
  5250.         case 0x1000 + 50: return "LVM_GETSELECTEDCOUNT";
  5251.         case 0x1000 + 51: return "LVM_GETITEMSPACING";
  5252.         case 0x1000 + 52: return "LVM_GETISEARCHSTRINGA";
  5253.         case 0x1000 + 117: return "LVM_GETISEARCHSTRINGW";
  5254.         case 0x1000 + 53: return "LVM_SETICONSPACING";
  5255.         case 0x1000 + 54: return "LVM_SETEXTENDEDLISTVIEWSTYLE";
  5256.         case 0x1000 + 55: return "LVM_GETEXTENDEDLISTVIEWSTYLE";
  5257.         case 0x1000 + 56: return "LVM_GETSUBITEMRECT";
  5258.         case 0x1000 + 57: return "LVM_SUBITEMHITTEST";
  5259.         case 0x1000 + 58: return "LVM_SETCOLUMNORDERARRAY";
  5260.         case 0x1000 + 59: return "LVM_GETCOLUMNORDERARRAY";
  5261.         case 0x1000 + 60: return "LVM_SETHOTITEM";
  5262.         case 0x1000 + 61: return "LVM_GETHOTITEM";
  5263.         case 0x1000 + 62: return "LVM_SETHOTCURSOR";
  5264.         case 0x1000 + 63: return "LVM_GETHOTCURSOR";
  5265.         case 0x1000 + 64: return "LVM_APPROXIMATEVIEWRECT";
  5266.         case 0x1000 + 65: return "LVM_SETWORKAREA";
  5267.  
  5268.         // tree view
  5269.         case 0x1100 + 0: return "TVM_INSERTITEMA";
  5270.         case 0x1100 + 50: return "TVM_INSERTITEMW";
  5271.         case 0x1100 + 1: return "TVM_DELETEITEM";
  5272.         case 0x1100 + 2: return "TVM_EXPAND";
  5273.         case 0x1100 + 4: return "TVM_GETITEMRECT";
  5274.         case 0x1100 + 5: return "TVM_GETCOUNT";
  5275.         case 0x1100 + 6: return "TVM_GETINDENT";
  5276.         case 0x1100 + 7: return "TVM_SETINDENT";
  5277.         case 0x1100 + 8: return "TVM_GETIMAGELIST";
  5278.         case 0x1100 + 9: return "TVM_SETIMAGELIST";
  5279.         case 0x1100 + 10: return "TVM_GETNEXTITEM";
  5280.         case 0x1100 + 11: return "TVM_SELECTITEM";
  5281.         case 0x1100 + 12: return "TVM_GETITEMA";
  5282.         case 0x1100 + 62: return "TVM_GETITEMW";
  5283.         case 0x1100 + 13: return "TVM_SETITEMA";
  5284.         case 0x1100 + 63: return "TVM_SETITEMW";
  5285.         case 0x1100 + 14: return "TVM_EDITLABELA";
  5286.         case 0x1100 + 65: return "TVM_EDITLABELW";
  5287.         case 0x1100 + 15: return "TVM_GETEDITCONTROL";
  5288.         case 0x1100 + 16: return "TVM_GETVISIBLECOUNT";
  5289.         case 0x1100 + 17: return "TVM_HITTEST";
  5290.         case 0x1100 + 18: return "TVM_CREATEDRAGIMAGE";
  5291.         case 0x1100 + 19: return "TVM_SORTCHILDREN";
  5292.         case 0x1100 + 20: return "TVM_ENSUREVISIBLE";
  5293.         case 0x1100 + 21: return "TVM_SORTCHILDRENCB";
  5294.         case 0x1100 + 22: return "TVM_ENDEDITLABELNOW";
  5295.         case 0x1100 + 23: return "TVM_GETISEARCHSTRINGA";
  5296.         case 0x1100 + 64: return "TVM_GETISEARCHSTRINGW";
  5297.         case 0x1100 + 24: return "TVM_SETTOOLTIPS";
  5298.         case 0x1100 + 25: return "TVM_GETTOOLTIPS";
  5299.  
  5300.         // header
  5301.         case 0x1200 + 0: return "HDM_GETITEMCOUNT";
  5302.         case 0x1200 + 1: return "HDM_INSERTITEMA";
  5303.         case 0x1200 + 10: return "HDM_INSERTITEMW";
  5304.         case 0x1200 + 2: return "HDM_DELETEITEM";
  5305.         case 0x1200 + 3: return "HDM_GETITEMA";
  5306.         case 0x1200 + 11: return "HDM_GETITEMW";
  5307.         case 0x1200 + 4: return "HDM_SETITEMA";
  5308.         case 0x1200 + 12: return "HDM_SETITEMW";
  5309.         case 0x1200 + 5: return "HDM_LAYOUT";
  5310.         case 0x1200 + 6: return "HDM_HITTEST";
  5311.         case 0x1200 + 7: return "HDM_GETITEMRECT";
  5312.         case 0x1200 + 8: return "HDM_SETIMAGELIST";
  5313.         case 0x1200 + 9: return "HDM_GETIMAGELIST";
  5314.         case 0x1200 + 15: return "HDM_ORDERTOINDEX";
  5315.         case 0x1200 + 16: return "HDM_CREATEDRAGIMAGE";
  5316.         case 0x1200 + 17: return "HDM_GETORDERARRAY";
  5317.         case 0x1200 + 18: return "HDM_SETORDERARRAY";
  5318.         case 0x1200 + 19: return "HDM_SETHOTDIVIDER";
  5319.  
  5320.         // tab control
  5321.         case 0x1300 + 2: return "TCM_GETIMAGELIST";
  5322.         case 0x1300 + 3: return "TCM_SETIMAGELIST";
  5323.         case 0x1300 + 4: return "TCM_GETITEMCOUNT";
  5324.         case 0x1300 + 5: return "TCM_GETITEMA";
  5325.         case 0x1300 + 60: return "TCM_GETITEMW";
  5326.         case 0x1300 + 6: return "TCM_SETITEMA";
  5327.         case 0x1300 + 61: return "TCM_SETITEMW";
  5328.         case 0x1300 + 7: return "TCM_INSERTITEMA";
  5329.         case 0x1300 + 62: return "TCM_INSERTITEMW";
  5330.         case 0x1300 + 8: return "TCM_DELETEITEM";
  5331.         case 0x1300 + 9: return "TCM_DELETEALLITEMS";
  5332.         case 0x1300 + 10: return "TCM_GETITEMRECT";
  5333.         case 0x1300 + 11: return "TCM_GETCURSEL";
  5334.         case 0x1300 + 12: return "TCM_SETCURSEL";
  5335.         case 0x1300 + 13: return "TCM_HITTEST";
  5336.         case 0x1300 + 14: return "TCM_SETITEMEXTRA";
  5337.         case 0x1300 + 40: return "TCM_ADJUSTRECT";
  5338.         case 0x1300 + 41: return "TCM_SETITEMSIZE";
  5339.         case 0x1300 + 42: return "TCM_REMOVEIMAGE";
  5340.         case 0x1300 + 43: return "TCM_SETPADDING";
  5341.         case 0x1300 + 44: return "TCM_GETROWCOUNT";
  5342.         case 0x1300 + 45: return "TCM_GETTOOLTIPS";
  5343.         case 0x1300 + 46: return "TCM_SETTOOLTIPS";
  5344.         case 0x1300 + 47: return "TCM_GETCURFOCUS";
  5345.         case 0x1300 + 48: return "TCM_SETCURFOCUS";
  5346.         case 0x1300 + 49: return "TCM_SETMINTABWIDTH";
  5347.         case 0x1300 + 50: return "TCM_DESELECTALL";
  5348.  
  5349.         // toolbar
  5350.         case WM_USER+1000+1: return "TB_ENABLEBUTTON";
  5351.         case WM_USER+1000+2: return "TB_CHECKBUTTON";
  5352.         case WM_USER+1000+3: return "TB_PRESSBUTTON";
  5353.         case WM_USER+1000+4: return "TB_HIDEBUTTON";
  5354.         case WM_USER+1000+5: return "TB_INDETERMINATE";
  5355.         case WM_USER+1000+9: return "TB_ISBUTTONENABLED";
  5356.         case WM_USER+1000+10: return "TB_ISBUTTONCHECKED";
  5357.         case WM_USER+1000+11: return "TB_ISBUTTONPRESSED";
  5358.         case WM_USER+1000+12: return "TB_ISBUTTONHIDDEN";
  5359.         case WM_USER+1000+13: return "TB_ISBUTTONINDETERMINATE";
  5360.         case WM_USER+1000+17: return "TB_SETSTATE";
  5361.         case WM_USER+1000+18: return "TB_GETSTATE";
  5362.         case WM_USER+1000+19: return "TB_ADDBITMAP";
  5363.         case WM_USER+1000+20: return "TB_ADDBUTTONS";
  5364.         case WM_USER+1000+21: return "TB_INSERTBUTTON";
  5365.         case WM_USER+1000+22: return "TB_DELETEBUTTON";
  5366.         case WM_USER+1000+23: return "TB_GETBUTTON";
  5367.         case WM_USER+1000+24: return "TB_BUTTONCOUNT";
  5368.         case WM_USER+1000+25: return "TB_COMMANDTOINDEX";
  5369.         case WM_USER+1000+26: return "TB_SAVERESTOREA";
  5370.         case WM_USER+1000+76: return "TB_SAVERESTOREW";
  5371.         case WM_USER+1000+27: return "TB_CUSTOMIZE";
  5372.         case WM_USER+1000+28: return "TB_ADDSTRINGA";
  5373.         case WM_USER+1000+77: return "TB_ADDSTRINGW";
  5374.         case WM_USER+1000+29: return "TB_GETITEMRECT";
  5375.         case WM_USER+1000+30: return "TB_BUTTONSTRUCTSIZE";
  5376.         case WM_USER+1000+31: return "TB_SETBUTTONSIZE";
  5377.         case WM_USER+1000+32: return "TB_SETBITMAPSIZE";
  5378.         case WM_USER+1000+33: return "TB_AUTOSIZE";
  5379.         case WM_USER+1000+35: return "TB_GETTOOLTIPS";
  5380.         case WM_USER+1000+36: return "TB_SETTOOLTIPS";
  5381.         case WM_USER+1000+37: return "TB_SETPARENT";
  5382.         case WM_USER+1000+39: return "TB_SETROWS";
  5383.         case WM_USER+1000+40: return "TB_GETROWS";
  5384.         case WM_USER+1000+42: return "TB_SETCMDID";
  5385.         case WM_USER+1000+43: return "TB_CHANGEBITMAP";
  5386.         case WM_USER+1000+44: return "TB_GETBITMAP";
  5387.         case WM_USER+1000+45: return "TB_GETBUTTONTEXTA";
  5388.         case WM_USER+1000+75: return "TB_GETBUTTONTEXTW";
  5389.         case WM_USER+1000+46: return "TB_REPLACEBITMAP";
  5390.         case WM_USER+1000+47: return "TB_SETINDENT";
  5391.         case WM_USER+1000+48: return "TB_SETIMAGELIST";
  5392.         case WM_USER+1000+49: return "TB_GETIMAGELIST";
  5393.         case WM_USER+1000+50: return "TB_LOADIMAGES";
  5394.         case WM_USER+1000+51: return "TB_GETRECT";
  5395.         case WM_USER+1000+52: return "TB_SETHOTIMAGELIST";
  5396.         case WM_USER+1000+53: return "TB_GETHOTIMAGELIST";
  5397.         case WM_USER+1000+54: return "TB_SETDISABLEDIMAGELIST";
  5398.         case WM_USER+1000+55: return "TB_GETDISABLEDIMAGELIST";
  5399.         case WM_USER+1000+56: return "TB_SETSTYLE";
  5400.         case WM_USER+1000+57: return "TB_GETSTYLE";
  5401.         case WM_USER+1000+58: return "TB_GETBUTTONSIZE";
  5402.         case WM_USER+1000+59: return "TB_SETBUTTONWIDTH";
  5403.         case WM_USER+1000+60: return "TB_SETMAXTEXTROWS";
  5404.         case WM_USER+1000+61: return "TB_GETTEXTROWS";
  5405.         case WM_USER+1000+41: return "TB_GETBITMAPFLAGS";
  5406.  
  5407.         default:
  5408.             static char s_szBuf[128];
  5409.             sprintf(s_szBuf, "<unknown message = %d>", nMessage);
  5410.             return s_szBuf;
  5411.     }
  5412.    return NULL;
  5413. } // end of wxGetMessageName
  5414.  
  5415. #endif // __WXDEBUG__
  5416.  
  5417. // Unused?
  5418. #if 0
  5419. static void TranslateKbdEventToMouse(
  5420.   wxWindow*                         pWin
  5421. , int*                              pX
  5422. , int*                              pY
  5423. , ULONG*                            pFlags
  5424. )
  5425. {
  5426.     //
  5427.     // Construct the key mask
  5428.     ULONG&                          fwKeys = *pFlags;
  5429.  
  5430.     fwKeys = VK_BUTTON2;
  5431.     if ((::WinGetKeyState(HWND_DESKTOP, VK_CTRL) & 0x100) != 0)
  5432.         fwKeys |= VK_CTRL;
  5433.     if ((::WinGetKeyState(HWND_DESKTOP, VK_SHIFT) & 0x100) != 0)
  5434.         fwKeys |= VK_SHIFT;
  5435.  
  5436.     //
  5437.     // Simulate right mouse button click
  5438.     //
  5439.     POINTL                          vPoint;
  5440.  
  5441.     ::WinQueryMsgPos(vHabmain, &vPoint);
  5442.     *pX = vPoint.x;
  5443.     *pY = vPoint.y;
  5444.  
  5445.     pWin->ScreenToClient(pX, pY);
  5446. } // end of TranslateKbdEventToMouse
  5447. #endif
  5448.  
  5449. // Find the wxWindow at the current mouse position, returning the mouse
  5450. // position.
  5451. wxWindow* wxFindWindowAtPointer(
  5452.   wxPoint&                          WXUNUSED(rPt)
  5453. )
  5454. {
  5455.     return wxFindWindowAtPoint(wxGetMousePosition());
  5456. }
  5457.  
  5458. wxWindow* wxFindWindowAtPoint(
  5459.   const wxPoint&                    rPt
  5460. )
  5461. {
  5462.     POINTL                          vPt2;
  5463.  
  5464.     vPt2.x = rPt.x;
  5465.     vPt2.y = rPt.y;
  5466.  
  5467.     HWND                            hWndHit = ::WinWindowFromPoint(HWND_DESKTOP, &vPt2, FALSE);
  5468.     wxWindow*                       pWin = wxFindWinFromHandle((WXHWND)hWndHit) ;
  5469.     HWND                            hWnd = hWndHit;
  5470.  
  5471.     //
  5472.     // Try to find a window with a wxWindow associated with it
  5473.     //
  5474.     while (!pWin && (hWnd != 0))
  5475.     {
  5476.         hWnd = ::WinQueryWindow(hWnd, QW_PARENT);
  5477.         pWin = wxFindWinFromHandle((WXHWND)hWnd) ;
  5478.     }
  5479.     return pWin;
  5480. }
  5481.  
  5482. // Get the current mouse position.
  5483. wxPoint wxGetMousePosition()
  5484. {
  5485.     POINTL                          vPt;
  5486.  
  5487.     ::WinQueryPointerPos(HWND_DESKTOP, &vPt);
  5488.     return wxPoint(vPt.x, vPt.y);
  5489. }
  5490.  
  5491. wxWindowOS2* FindWindowForMouseEvent(
  5492.   wxWindow*                         pWin
  5493. , short*                            pnX
  5494. , short*                            pnY
  5495. )
  5496. {
  5497.     HWND                            hWnd = GetHwndOf(pWin);
  5498.     HWND                            hWndUnderMouse;
  5499.     POINTL                          vPoint;
  5500.     BOOL                            rcEnabled = FALSE;
  5501.     BOOL                            rcVisible = FALSE;
  5502.     HWND                            hWndDesktop = HWND_DESKTOP;
  5503.  
  5504.     ::WinQueryPointerPos(HWND_DESKTOP, &vPoint);
  5505.     hWndUnderMouse = ::WinWindowFromPoint(HWND_DESKTOP, &vPoint, TRUE);
  5506.     if (hWndUnderMouse != HWND_DESKTOP)
  5507.     {
  5508.         wxWindow*                   pWinUnderMouse = wxFindWinFromHandle((WXHWND)hWndUnderMouse);
  5509.  
  5510.         if (pWinUnderMouse)
  5511.         {
  5512.             wxWindowList::Node*     pCurrent = pWinUnderMouse->GetChildren().GetFirst();
  5513.             wxWindow*               pChild = NULL;
  5514.             wxWindow*               pGrandChild = NULL;
  5515.             RECTL                   vRect;
  5516.             POINTL                  vPoint2;
  5517.  
  5518.             ::WinMapWindowPoints(HWND_DESKTOP, hWndUnderMouse, &vPoint, 1);
  5519.             //
  5520.             // Find a child window mouse might be under
  5521.             //
  5522.             while (pCurrent)
  5523.             {
  5524.                 wxWindow*                   pChild = pCurrent->GetData();
  5525.  
  5526.                 vPoint2.x = vPoint.x;
  5527.                 vPoint2.y = vPoint.y;
  5528.                 ::WinMapWindowPoints(hWndUnderMouse, pChild->GetHWND(), &vPoint2, 1);
  5529.                 ::WinQueryWindowRect(pChild->GetHWND(), &vRect);
  5530.                 if (::WinPtInRect(vHabmain, &vRect, &vPoint2))
  5531.                 {
  5532.                     if (pChild->IsTopLevel())
  5533.                     {
  5534.                         POINTL                  vPoint3;
  5535.                         wxWindowList::Node*     pCurrent2 =pChild->GetChildren().GetFirst();
  5536.  
  5537.                         while (pCurrent2)
  5538.                         {
  5539.                             wxWindow*           pGrandChild = pCurrent2->GetData();
  5540.  
  5541.                             vPoint3.x = vPoint2.x;
  5542.                             vPoint3.y = vPoint2.y;
  5543.                             ::WinMapWindowPoints( pChild->GetHWND()
  5544.                                                  ,pGrandChild->GetHWND()
  5545.                                                  ,&vPoint3
  5546.                                                  ,1
  5547.                                                 );
  5548.                             ::WinQueryWindowRect(pGrandChild->GetHWND(), &vRect);
  5549.                             if (::WinPtInRect(vHabmain, &vRect, &vPoint3))
  5550.                             {
  5551.                                 hWndUnderMouse = GetHwndOf(pGrandChild);
  5552.                                 pWinUnderMouse = pGrandChild;
  5553.                                 break;
  5554.                             }
  5555.                             pCurrent2 = pCurrent2->GetNext();
  5556.                         }
  5557.                         if (pGrandChild)
  5558.                             break;
  5559.                     }
  5560.                     hWndUnderMouse = GetHwndOf(pChild);
  5561.                     pWinUnderMouse = pChild;
  5562.                     rcVisible = ::WinIsWindowVisible(hWndUnderMouse);
  5563.                     rcEnabled = ::WinIsWindowEnabled(hWndUnderMouse);
  5564.                     if (rcVisible && rcEnabled)
  5565.                         break;
  5566.                 }
  5567.                 pCurrent = pCurrent->GetNext();
  5568.             }
  5569.         }
  5570.     }
  5571.     rcVisible = ::WinIsWindowVisible(hWndUnderMouse);
  5572.     rcEnabled = ::WinIsWindowEnabled(hWndUnderMouse);
  5573.  
  5574.  
  5575.     //
  5576.     // Check that we have a child window which is susceptible to receive mouse
  5577.     // events: for this it must be shown and enabled
  5578.     //
  5579.     if ( hWndUnderMouse &&
  5580.          hWndUnderMouse != hWnd &&
  5581.          rcVisible && rcEnabled)
  5582.     {
  5583.         wxWindow*                       pWinUnderMouse = wxFindWinFromHandle((WXHWND)hWndUnderMouse);
  5584.  
  5585.         if (pWinUnderMouse)
  5586.         {
  5587.             //
  5588.             // Translate the mouse coords to the other window coords
  5589.             //
  5590.             pWin = pWinUnderMouse;
  5591.         }
  5592.     }
  5593.     return pWin;
  5594. } // end of FindWindowForMouseEvent
  5595.  
  5596.