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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/msw/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
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // For compilers that support precompilation, includes "wx.h".
13 #include "wx/wxprec.h"
14
15 #ifdef __BORLANDC__
16 #pragma hdrstop
17 #endif
18
19 #ifndef WX_PRECOMP
20 #include "wx/app.h"
21 #include "wx/defs.h"
22 #include "wx/utils.h"
23 #include "wx/dialog.h"
24 #include "wx/msgdlg.h"
25 #endif
26
27 #include "wx/msw/private.h"
28
29 // For MB_TASKMODAL
30 #ifdef __WXWINCE__
31 #include "wx/msw/wince/missing.h"
32 #endif
33
34 IMPLEMENT_CLASS(wxMessageDialog, wxDialog)
35
36 wxMessageDialog::wxMessageDialog(wxWindow *parent,
37 const wxString& message,
38 const wxString& caption,
39 long style,
40 const wxPoint& WXUNUSED(pos))
41 {
42 m_caption = caption;
43 m_message = message;
44 m_parent = parent;
45 SetMessageDialogStyle(style);
46 }
47
48 int wxMessageDialog::ShowModal()
49 {
50 if ( !wxTheApp->GetTopWindow() )
51 {
52 // when the message box is shown from wxApp::OnInit() (i.e. before the
53 // message loop is entered), this must be done or the next message box
54 // will never be shown - just try putting 2 calls to wxMessageBox() in
55 // OnInit() to see it
56 while ( wxTheApp->Pending() )
57 wxTheApp->Dispatch();
58 }
59
60 // use the top level window as parent if none specified
61 if ( !m_parent )
62 m_parent = FindSuitableParent();
63 HWND hWnd = m_parent ? GetHwndOf(m_parent) : NULL;
64
65 // translate wx style in MSW
66 unsigned int msStyle = MB_OK;
67 const long wxStyle = GetMessageDialogStyle();
68 if (wxStyle & wxYES_NO)
69 {
70 #if !(defined(__SMARTPHONE__) && defined(__WXWINCE__))
71 if (wxStyle & wxCANCEL)
72 msStyle = MB_YESNOCANCEL;
73 else
74 #endif // !(__SMARTPHONE__ && __WXWINCE__)
75 msStyle = MB_YESNO;
76
77 if (wxStyle & wxNO_DEFAULT)
78 msStyle |= MB_DEFBUTTON2;
79 }
80
81 if (wxStyle & wxOK)
82 {
83 if (wxStyle & wxCANCEL)
84 msStyle = MB_OKCANCEL;
85 else
86 msStyle = MB_OK;
87 }
88 if (wxStyle & wxICON_EXCLAMATION)
89 msStyle |= MB_ICONEXCLAMATION;
90 else if (wxStyle & wxICON_HAND)
91 msStyle |= MB_ICONHAND;
92 else if (wxStyle & wxICON_INFORMATION)
93 msStyle |= MB_ICONINFORMATION;
94 else if (wxStyle & wxICON_QUESTION)
95 msStyle |= MB_ICONQUESTION;
96
97 if ( wxStyle & wxSTAY_ON_TOP )
98 msStyle |= MB_TOPMOST;
99
100 if (hWnd)
101 msStyle |= MB_APPLMODAL;
102 else
103 msStyle |= MB_TASKMODAL;
104
105 // do show the dialog
106 int msAns = MessageBox(hWnd, m_message.c_str(), m_caption.c_str(), msStyle);
107 int ans;
108 switch (msAns)
109 {
110 default:
111 wxFAIL_MSG(_T("unexpected ::MessageBox() return code"));
112 // fall through
113
114 case IDCANCEL:
115 ans = wxID_CANCEL;
116 break;
117 case IDOK:
118 ans = wxID_OK;
119 break;
120 case IDYES:
121 ans = wxID_YES;
122 break;
123 case IDNO:
124 ans = wxID_NO;
125 break;
126 }
127 return ans;
128 }
129