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C/C++ Source or Header  |  2002-12-27  |  6KB  |  188 lines
  1. /////////////////////////////////////////////////////////////////////////////
  2. // Name:        textctrl.h
  3. // Purpose:     wxTextCtrl class
  4. // Author:      David Webster
  5. // Modified by:
  6. // Created:     10/17/99
  7. // RCS-ID:      $Id: TEXTCTRL.H,v 1.13.2.2 2002/12/27 14:49:43 JS Exp $
  8. // Copyright:   (c) David Webster
  9. // Licence:     wxWindows licence
  10. /////////////////////////////////////////////////////////////////////////////
  11.  
  12. #ifndef _WX_TEXTCTRL_H_
  13. #define _WX_TEXTCTRL_H_
  14.  
  15. class WXDLLEXPORT wxTextCtrl : public wxTextCtrlBase
  16. {
  17. public:
  18.     wxTextCtrl();
  19.     wxTextCtrl( wxWindow*          pParent
  20.                ,wxWindowID         vId
  21.                ,const wxString&    rsValue = wxEmptyString
  22.                ,const wxPoint&     rPos = wxDefaultPosition
  23.                ,const wxSize&      rSize = wxDefaultSize
  24.                ,long               lStyle = 0
  25.                ,const wxValidator& rValidator = wxDefaultValidator
  26.                ,const wxString&    rsName = wxTextCtrlNameStr
  27.               )
  28.     {
  29.         Create(pParent, vId, rsValue, rPos, rSize, lStyle, rValidator, rsName);
  30.     }
  31.     ~wxTextCtrl();
  32.  
  33.     bool Create( wxWindow*          pParent
  34.                 ,wxWindowID         vId
  35.                 ,const wxString&    rsValue = wxEmptyString
  36.                 ,const wxPoint&     rPos = wxDefaultPosition
  37.                 ,const wxSize&      rSize = wxDefaultSize
  38.                 ,long               lStyle = 0
  39.                 ,const wxValidator& rValidator = wxDefaultValidator
  40.                 ,const wxString&    rsName = wxTextCtrlNameStr
  41.                );
  42.  
  43.     //
  44.     // Implement base class pure virtuals
  45.     // ----------------------------------
  46.     //
  47.     virtual      wxString GetValue(void) const;
  48.     virtual void SetValue(const wxString& rsValue);
  49.  
  50.     virtual int      GetLineLength(long nLineNo) const;
  51.     virtual wxString GetLineText(long nLineNo) const;
  52.     virtual int      GetNumberOfLines(void) const;
  53.  
  54.     virtual bool IsModified(void) const;
  55.     virtual bool IsEditable(void) const;
  56.  
  57.     virtual void GetSelection( long* pFrom
  58.                               ,long* pTo
  59.                              ) const;
  60.     //
  61.     // Operations
  62.     // ----------
  63.     //
  64.     virtual void Clear(void);
  65.     virtual void Replace( long            lFrom
  66.                          ,long            lTo
  67.                          ,const wxString& rsValue
  68.                         );
  69.     virtual void Remove( long lFrom
  70.                         ,long lTo
  71.                        );
  72.  
  73.     virtual bool LoadFile(const wxString& rsFile);
  74.  
  75.     virtual void DiscardEdits(void);
  76.  
  77.     virtual void WriteText(const wxString& rsText);
  78.     virtual void AppendText(const wxString& rsText);
  79.     virtual bool EmulateKeyPress(const wxKeyEvent& rEvent);
  80.  
  81.     virtual bool SetStyle( long              lStart
  82.                           ,long              lEnd
  83.                           ,const wxTextAttr& rStyle
  84.                          );
  85.     virtual long XYToPosition( long lX
  86.                               ,long lY
  87.                              ) const;
  88.     virtual bool PositionToXY( long  lPos
  89.                               ,long* plX
  90.                               ,long* plY
  91.                              ) const;
  92.  
  93.     virtual void ShowPosition(long lPos);
  94.  
  95.     virtual void Copy(void);
  96.     virtual void Cut(void);
  97.     virtual void Paste(void);
  98.  
  99.     virtual bool CanCopy(void) const;
  100.     virtual bool CanCut(void) const;
  101.     virtual bool CanPaste(void) const;
  102.  
  103.     virtual void Undo(void);
  104.     virtual void Redo(void);
  105.  
  106.     virtual bool CanUndo(void) const;
  107.     virtual bool CanRedo(void) const;
  108.  
  109.     virtual void SetInsertionPoint(long lPos);
  110.     virtual void SetInsertionPointEnd(void);
  111.     virtual long GetInsertionPoint(void) const;
  112.     virtual long GetLastPosition(void) const;
  113.  
  114.     virtual void SetSelection( long lFrom
  115.                               ,long lTo
  116.                              );
  117.     virtual void SetEditable(bool bEditable);
  118.     virtual void SetWindowStyleFlag(long lStyle);
  119.  
  120.     //
  121.     // Implementation from now on
  122.     // --------------------------
  123.     //
  124.     virtual void Command(wxCommandEvent& rEvent);
  125.     virtual bool OS2Command( WXUINT uParam
  126.                             ,WXWORD wId
  127.                            );
  128.  
  129.     virtual WXHBRUSH OnCtlColor( WXHDC    hDC
  130.                                 ,WXHWND   pWnd
  131.                                 ,WXUINT   nCtlColor
  132.                                 ,WXUINT   message
  133.                                 ,WXWPARAM wParam
  134.                                 ,WXLPARAM lParam
  135.                                );
  136.  
  137.     virtual bool SetBackgroundColour(const wxColour& colour);
  138.     virtual bool SetForegroundColour(const wxColour& colour);
  139.  
  140.     virtual void AdoptAttributesFromHWND(void);
  141.     virtual void SetupColours(void);
  142.  
  143.     virtual bool AcceptsFocus(void) const;
  144.  
  145.     // callbacks
  146.     void OnDropFiles(wxDropFilesEvent& rEvent);
  147.     void OnChar(wxKeyEvent& rEvent); // Process 'enter' if required
  148.  
  149.     void OnCut(wxCommandEvent& rEvent);
  150.     void OnCopy(wxCommandEvent& rEvent);
  151.     void OnPaste(wxCommandEvent& rEvent);
  152.     void OnUndo(wxCommandEvent& rEvent);
  153.     void OnRedo(wxCommandEvent& rEvent);
  154.     void OnDelete(wxCommandEvent& rEvent);
  155.     void OnSelectAll(wxCommandEvent& rEvent);
  156.  
  157.     void OnUpdateCut(wxUpdateUIEvent& rEvent);
  158.     void OnUpdateCopy(wxUpdateUIEvent& rEvent);
  159.     void OnUpdatePaste(wxUpdateUIEvent& rEvent);
  160.     void OnUpdateUndo(wxUpdateUIEvent& rEvent);
  161.     void OnUpdateRedo(wxUpdateUIEvent& rEvent);
  162.     void OnUpdateDelete(wxUpdateUIEvent& rEvent);
  163.     void OnUpdateSelectAll(wxUpdateUIEvent& rEvent);
  164.  
  165.     inline bool IsMLE(void) {return m_bIsMLE;}
  166.     inline void SetMLE(bool bIsMLE) {m_bIsMLE = bIsMLE;}
  167.  
  168. protected:
  169.     //
  170.     // call this to increase the size limit (will do nothing if the current
  171.     // limit is big enough)
  172.     //
  173.     void           AdjustSpaceLimit(void);
  174.     virtual wxSize DoGetBestSize(void) const;
  175.     virtual bool   OS2ShouldPreProcessMessage(WXMSG* pMsg);
  176.  
  177.     virtual WXDWORD OS2GetStyle( long     lStyle
  178.                                 ,WXDWORD* dwExstyle
  179.                                ) const;
  180. private:
  181.     bool                            m_bIsMLE;
  182.     DECLARE_EVENT_TABLE()
  183.     DECLARE_DYNAMIC_CLASS(wxTextCtrl)
  184. }; // end of CLASS wxTextCtrl
  185.  
  186. #endif
  187.     // _WX_TEXTCTRL_H_
  188.