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Fix memory leak when a spacer is added, and crash when a window is added before wxSiz...
[wxWidgets.git] / src / gtk1 / msgdlg.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/msgdlg.cpp
3 // Purpose: wxMessageDialog for GTK+2
4 // Author: Vaclav Slavik
5 // Modified by:
6 // Created: 2003/02/28
7 // RCS-ID: $Id$
8 // Copyright: (c) Vaclav Slavik, 2003
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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 #if wxUSE_MSGDLG && defined(__WXGTK20__) && !defined(__WXGPE__)
24
25 #include "wx/msgdlg.h"
26 #include "wx/gtk/private.h"
27 #include <gtk/gtk.h>
28
29 #include "wx/intl.h"
30
31 IMPLEMENT_CLASS(wxMessageDialog, wxDialog)
32
33 wxMessageDialog::wxMessageDialog(wxWindow *parent,
34 const wxString& message,
35 const wxString& caption,
36 long style,
37 const wxPoint& WXUNUSED(pos))
38 {
39 m_caption = caption;
40 m_message = message;
41 SetMessageDialogStyle(style);
42 m_parent = wxGetTopLevelParent(parent);
43
44 GtkMessageType type = GTK_MESSAGE_ERROR;
45 GtkButtonsType buttons = GTK_BUTTONS_OK;
46
47 if (style & wxYES_NO)
48 {
49 buttons = GTK_BUTTONS_YES_NO;
50 }
51
52 if (style & wxOK)
53 {
54 if (style & wxCANCEL)
55 buttons = GTK_BUTTONS_OK_CANCEL;
56 else
57 buttons = GTK_BUTTONS_OK;
58 }
59
60 if (style & wxICON_EXCLAMATION)
61 type = GTK_MESSAGE_WARNING;
62 else if (style & wxICON_ERROR)
63 type = GTK_MESSAGE_ERROR;
64 else if (style & wxICON_INFORMATION)
65 type = GTK_MESSAGE_INFO;
66 else if (style & wxICON_QUESTION)
67 type = GTK_MESSAGE_QUESTION;
68 else
69 {
70 // GTK+ doesn't have a "typeless" msg box, so try to auto detect...
71 type = style & wxYES ? GTK_MESSAGE_QUESTION : GTK_MESSAGE_INFO;
72 }
73
74 m_widget = gtk_message_dialog_new(m_parent ?
75 GTK_WINDOW(m_parent->m_widget) : NULL,
76 GTK_DIALOG_MODAL,
77 type, buttons,
78 "%s", (const char*)wxGTK_CONV(m_message));
79 if (m_caption != wxMessageBoxCaptionStr)
80 gtk_window_set_title(GTK_WINDOW(m_widget), wxGTK_CONV(m_caption));
81
82 if (style & wxYES_NO)
83 {
84 if (style & wxCANCEL)
85 gtk_dialog_add_button(GTK_DIALOG(m_widget), GTK_STOCK_CANCEL,
86 GTK_RESPONSE_CANCEL);
87 if (style & wxNO_DEFAULT)
88 gtk_dialog_set_default_response(GTK_DIALOG(m_widget), GTK_RESPONSE_NO);
89 else
90 gtk_dialog_set_default_response(GTK_DIALOG(m_widget), GTK_RESPONSE_YES);
91 }
92
93 if (m_parent)
94 gtk_window_set_transient_for(GTK_WINDOW(m_widget),
95 GTK_WINDOW(m_parent->m_widget));
96 }
97
98 wxMessageDialog::~wxMessageDialog()
99 {
100 }
101
102 int wxMessageDialog::ShowModal()
103 {
104 // This should be necessary, but otherwise the
105 // parent TLW will disappear..
106 if (m_parent)
107 gtk_window_present( GTK_WINDOW(m_parent->m_widget) );
108
109 gint result = gtk_dialog_run(GTK_DIALOG(m_widget));
110 gtk_widget_destroy(m_widget);
111 m_widget = NULL;
112
113 switch (result)
114 {
115 default:
116 wxFAIL_MSG(_T("unexpected GtkMessageDialog return code"));
117 // fall through
118
119 case GTK_RESPONSE_CANCEL:
120 case GTK_RESPONSE_DELETE_EVENT:
121 case GTK_RESPONSE_CLOSE:
122 return wxID_CANCEL;
123 case GTK_RESPONSE_OK:
124 return wxID_OK;
125 case GTK_RESPONSE_YES:
126 return wxID_YES;
127 case GTK_RESPONSE_NO:
128 return wxID_NO;
129 }
130 }
131
132
133 #endif // wxUSE_MSGDLG && defined(__WXGTK20__)
134