OS/2 Shareware BBS: 10 Tools/10-Tools.zip/vos2-121.zip/v/srcos2/vnotice.cpp

C/C++ Source or Header | 1999-01-26 | 5KB | 133 lines

//===============================================================
// vnotice.cxx - vNoticeDialog class functions - Windows
//
// Copyright (C) 1995,1996,1997,1998  Bruce E. Wampler
//
// This file is part of the V C++ GUI Framework, and is covered
// under the terms of the GNU Library General Public License,
// Version 2. This library has NO WARRANTY. See the source file
// vapp.cxx for more complete information about license terms.
//===============================================================
#include <v/vos2.h>           // for OS/2 stuff
#include <v/vnotice.h>        // our header
#include <v/vicon.h>

// Define static data of the class
#define bang_width 40
#define bang_height 32
static unsigned char bang_bits[] = {
   0x55, 0x55, 0x3d, 0x55, 0x55, 0xaa, 0xaa, 0x7e, 0xaa, 0xaa, 0x55, 0x55,
   0x7e, 0x55, 0x55, 0xaa, 0x2a, 0xe7, 0xaa, 0xaa, 0x55, 0x55, 0xc3, 0x54,
   0x55, 0xaa, 0xaa, 0xc3, 0xa9, 0xaa, 0x55, 0xd5, 0x99, 0x53, 0x55, 0xaa,
   0xca, 0x34, 0xab, 0xaa, 0x55, 0xe5, 0x6a, 0x57, 0x55, 0xaa, 0x72, 0x76,
   0xae, 0xaa, 0x55, 0x75, 0x6a, 0x4e, 0x55, 0xaa, 0x3a, 0x76, 0x9c, 0xaa,
   0x55, 0x19, 0x6a, 0x58, 0x55, 0xaa, 0x1c, 0x76, 0xb8, 0xaa, 0x55, 0x0e,
   0x6a, 0x70, 0x55, 0xaa, 0x06, 0x76, 0x60, 0xaa, 0x55, 0x07, 0x6a, 0xe0,
   0x54, 0xaa, 0x03, 0x76, 0xc0, 0xa9, 0x95, 0x03, 0x6a, 0xc0, 0x55, 0xca,
   0x01, 0x76, 0x80, 0xab, 0xd5, 0x00, 0x6a, 0x00, 0x53, 0xea, 0x00, 0x34,
   0x00, 0xa7, 0x75, 0x00, 0x18, 0x00, 0x4e, 0x72, 0x00, 0x00, 0x00, 0xae,
   0x39, 0x00, 0x3c, 0x00, 0x5c, 0x1c, 0x00, 0x76, 0x00, 0xb8, 0x1d, 0x00,
   0x6a, 0x00, 0x38, 0x0e, 0x00, 0x76, 0x00, 0xf0, 0x0f, 0x00, 0x3c, 0x00,
   0x70, 0x1e, 0x00, 0x00, 0x00, 0xf8, 0xff, 0xff, 0xff, 0xff, 0x7f, 0xfc,
   0xff, 0xff, 0xff, 0xbf};
    static vIcon bang((unsigned char*)&bang_bits[0], bang_height, bang_width);


    // Modified: TEH Jan98
    // Put icon + text in a frame so button is below frame.
    // With many-line text displays, the button will always be below text.
    static CommandObject NoticeDialog[] =
    {
      {C_Frame, 93, 0, "",NoList, CA_NoSpace | CA_NoBorder, isSens, NoFrame, 0, 0},
      {C_Icon, 91, 0, "Notice", (void*)&bang, CA_None,isSens,93, 0, 0},
      {C_Text, 92, 0, "",NoList, CA_MainMsg | CA_NoBorder, isSens, 93, 91, 0},
      {C_Button, M_OK, M_OK, " OK ", NoList, CA_DefaultButton, isSens,NoFrame, 0, 93},
      {C_EndOfList,0,0,0,0,CA_None,0,0,0}
    };

//======================>>> vNoticeDialog::Notice <<<=======================
  void vNoticeDialog::Notice(VCONST char* msg)
  {
    //  Show a message, and OK
    //  no important return
    int dummy;

    // TEH jan98; move before "if" as it is in vYNReplyDialog
    NoticeDialog[2].title = msg;        // BEW: V:1.13
    if (!_cmdsAdded)                // Only once
    {
      AddDialogCmds(NoticeDialog);        // Set up standard dialog
      _cmdsAdded = 1;
    }

    (void) ShowModalDialog(msg,dummy);          // show and wait
  }

//====================>>> vNoticeDialog::DialogCommand <<<=======================
  void vNoticeDialog::DialogCommand(ItemVal id, ItemVal val, CmdType ctype)
  {
    vModalDialog::DialogCommand(id,val,ctype);
  }

// TEH Dec97
// Added DialogDisplayed to handle the centering of the dialog in the app.
//==================>>> vNoticeDialog::DialogDisplayed <<<=====================
  void vNoticeDialog::DialogDisplayed()
  {
    // we want to keep the dialog 'margin' units away from the screen edges
    const int margin = 25;
    // center the dialog in the app window, the usual nightmare of
    // os/2 and V coord transforms applies as always!
    const LONG DisplayHeight = WinQuerySysValue(HWND_DESKTOP, SV_CYSCREEN);
    const LONG DisplayWidth = WinQuerySysValue(HWND_DESKTOP, SV_CXSCREEN);
    SWP swpApp, swpDlg;

    HWND ClientHwnd = WinQueryWindow(_wDialog, QW_OWNER);
    if (ClientHwnd)
      WinQueryWindowPos(ClientHwnd, &swpApp);
    else // it seems modal-modals don't have an owner, so put in the middle!
    {
      swpApp.x=0;
      swpApp.y=0;
      swpApp.cx=0;
      swpApp.cy=0;
    }

    WinQueryWindowPos(_wDialog, &swpDlg);

    int left, top;            // new dialog posn upper-left corner
    if ( swpApp.cx > swpDlg.cx )
      left = swpApp.x + (swpApp.cx - swpDlg.cx)/2;
    else
      left = swpApp.x;
    if ( swpApp.cy > swpDlg.cy )
      top = (DisplayHeight - (swpApp.y+swpApp.cy) ) + (swpApp.cy - swpDlg.cy)/2;
    else
      top = DisplayHeight - (swpApp.y+swpApp.cy);

    // special case of no visible parent window, so center on screen instead
    if ( swpApp.cx ==0 && swpApp.cy==0)
    {
      top = (DisplayHeight - swpDlg.cy)/2;
      left = (DisplayWidth - swpDlg.cx)/2;
    }

    // sanity checks!  Make sure dialog fits on the screen!
    if ((top+swpDlg.cy+ margin) >  DisplayHeight)
       top = DisplayHeight - swpDlg.cy - margin;
    if ((left+swpDlg.cx+margin) >  DisplayWidth)
       left = DisplayWidth - swpDlg.cx - margin;
    // but don't overcorrect! If its bigger than the screen do the best you can
    if (top < 0 )
      top = 0;
    if (left < 0 )
      left = 0;

    // for this function, the position coords are relative to the screen, not the app
    // and origin is upper left corner of screen (V coords)
    SetDialogPosition (left, top);
  }


// ---------------------------------------------------------------------