src/msw/msgdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msgdlg.cpp
   3 // Purpose:     wxMessageDialog
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "msgdlg.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/defs.h"
  25     #include "wx/utils.h"
  26     #include "wx/dialog.h"
  27     #include "wx/msgdlg.h"
  28 #endif
  29
  30 #include "wx/msw/private.h"
  31
  32 IMPLEMENT_CLASS(wxMessageDialog, wxDialog)
  33
  34 wxMessageDialog::wxMessageDialog(wxWindow *parent,
  35                                  const wxString& message,
  36                                  const wxString& caption,
  37                                  long style,
  38                                  const wxPoint& WXUNUSED(pos))
  39 {
  40     m_caption = caption;
  41     m_message = message;
  42     m_dialogStyle = style;
  43     m_parent = parent;
  44 }
  45
  46 int wxMessageDialog::ShowModal()
  47 {
  48     if ( !wxTheApp->GetTopWindow() )
  49     {
  50         // when the message box is shown from wxApp::OnInit() (i.e. before the
  51         // message loop is entered), this must be done or the next message box
  52         // will never be shown - just try putting 2 calls to wxMessageBox() in
  53         // OnInit() to see it
  54         while ( wxTheApp->Pending() )
  55             wxTheApp->Dispatch();
  56     }
  57
  58     HWND hWnd = 0;
  59     if (m_parent) hWnd = (HWND) m_parent->GetHWND();
  60     unsigned int msStyle = MB_OK;
  61     if (m_dialogStyle & wxYES_NO)
  62     {
  63         if (m_dialogStyle & wxCANCEL)
  64             msStyle = MB_YESNOCANCEL;
  65         else
  66             msStyle = MB_YESNO;
  67
  68         if (m_dialogStyle & wxNO_DEFAULT)
  69             msStyle |= MB_DEFBUTTON2;
  70     }
  71
  72     if (m_dialogStyle & wxOK)
  73     {
  74         if (m_dialogStyle & wxCANCEL)
  75             msStyle = MB_OKCANCEL;
  76         else
  77             msStyle = MB_OK;
  78     }
  79     if (m_dialogStyle & wxICON_EXCLAMATION)
  80         msStyle |= MB_ICONEXCLAMATION;
  81     else if (m_dialogStyle & wxICON_HAND)
  82         msStyle |= MB_ICONHAND;
  83     else if (m_dialogStyle & wxICON_INFORMATION)
  84         msStyle |= MB_ICONINFORMATION;
  85     else if (m_dialogStyle & wxICON_QUESTION)
  86         msStyle |= MB_ICONQUESTION;
  87
  88     if (hWnd)
  89         msStyle |= MB_APPLMODAL;
  90     else
  91         msStyle |= MB_TASKMODAL;
  92
  93     int msAns = MessageBox(hWnd, (LPCTSTR)m_message.c_str(),
  94                            (LPCTSTR)m_caption.c_str(), msStyle);
  95     int ans = wxOK;
  96     switch (msAns)
  97     {
  98         case IDCANCEL:
  99             ans = wxID_CANCEL;
 100             break;
 101         case IDOK:
 102             ans = wxID_OK;
 103             break;
 104         case IDYES:
 105             ans = wxID_YES;
 106             break;
 107         case IDNO:
 108             ans = wxID_NO;
 109             break;
 110     }
 111     return ans;
 112 }
 113