src/gtk/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 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_MSGDLG && defined(__WXGTK20__) && !defined(__WXGPE__)
  20
  21 #include "wx/msgdlg.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/intl.h"
  25 #endif
  26
  27 #include "wx/gtk/private.h"
  28 #include <gtk/gtk.h>
  29
  30 IMPLEMENT_CLASS(wxMessageDialog, wxDialog)
  31
  32 wxMessageDialog::wxMessageDialog(wxWindow *parent,
  33                                  const wxString& message,
  34                                  const wxString& caption,
  35                                  long style,
  36                                  const wxPoint& WXUNUSED(pos))
  37                : wxMessageDialogBase(GetParentForModalDialog(parent),
  38                                      message,
  39                                      caption,
  40                                      style)
  41 {
  42 }
  43
  44 void wxMessageDialog::GTKCreateMsgDialog()
  45 {
  46     GtkMessageType type = GTK_MESSAGE_ERROR;
  47     GtkButtonsType buttons = GTK_BUTTONS_OK;
  48
  49     if (m_dialogStyle & wxYES_NO)
  50     {
  51         if (m_dialogStyle & wxCANCEL)
  52             buttons = GTK_BUTTONS_NONE;
  53         else
  54             buttons = GTK_BUTTONS_YES_NO;
  55     }
  56
  57     if (m_dialogStyle & wxOK)
  58     {
  59         if (m_dialogStyle & wxCANCEL)
  60             buttons = GTK_BUTTONS_OK_CANCEL;
  61         else
  62             buttons = GTK_BUTTONS_OK;
  63     }
  64
  65     if (m_dialogStyle & wxICON_EXCLAMATION)
  66         type = GTK_MESSAGE_WARNING;
  67     else if (m_dialogStyle & wxICON_ERROR)
  68         type = GTK_MESSAGE_ERROR;
  69     else if (m_dialogStyle & wxICON_INFORMATION)
  70         type = GTK_MESSAGE_INFO;
  71     else if (m_dialogStyle & wxICON_QUESTION)
  72         type = GTK_MESSAGE_QUESTION;
  73     else
  74     {
  75         // GTK+ doesn't have a "typeless" msg box, so try to auto detect...
  76         type = m_dialogStyle & wxYES ? GTK_MESSAGE_QUESTION : GTK_MESSAGE_INFO;
  77     }
  78
  79     wxString message;
  80 #if GTK_CHECK_VERSION(2, 4, 0)
  81     bool needsExtMessage = false;
  82     if ( gtk_check_version(2, 4, 0) == NULL && !m_extendedMessage.empty() )
  83     {
  84         message = m_message;
  85         needsExtMessage = true;
  86     }
  87     else // extended message not needed or not supported
  88 #endif // GTK+ 2.4+
  89     {
  90         message = GetFullMessage();
  91     }
  92
  93     m_widget = gtk_message_dialog_new(m_parent ? GTK_WINDOW(m_parent->m_widget)
  94                                               : NULL,
  95                                       GTK_DIALOG_MODAL,
  96                                       type,
  97                                       buttons,
  98                                       "%s",
  99                                       (const char*)wxGTK_CONV(message));
 100
 101 #if GTK_CHECK_VERSION(2, 4, 0)
 102     if ( needsExtMessage )
 103     {
 104         gtk_message_dialog_format_secondary_text
 105         (
 106             (GtkMessageDialog *)m_widget,
 107             "%s",
 108             (const char *)wxGTK_CONV(m_extendedMessage)
 109         );
 110     }
 111 #endif // GTK+ 2.4+
 112
 113     if (m_caption != wxMessageBoxCaptionStr)
 114         gtk_window_set_title(GTK_WINDOW(m_widget), wxGTK_CONV(m_caption));
 115
 116     if (m_dialogStyle & wxYES_NO)
 117     {
 118         if (m_dialogStyle & wxCANCEL)
 119         {
 120             gtk_dialog_add_button(GTK_DIALOG(m_widget), GTK_STOCK_NO,
 121                                   GTK_RESPONSE_NO);
 122             gtk_dialog_add_button(GTK_DIALOG(m_widget), GTK_STOCK_CANCEL,
 123                                   GTK_RESPONSE_CANCEL);
 124             gtk_dialog_add_button(GTK_DIALOG(m_widget), GTK_STOCK_YES,
 125                                   GTK_RESPONSE_YES);
 126         }
 127         if (m_dialogStyle & wxNO_DEFAULT)
 128             gtk_dialog_set_default_response(GTK_DIALOG(m_widget), GTK_RESPONSE_NO);
 129         else
 130             gtk_dialog_set_default_response(GTK_DIALOG(m_widget), GTK_RESPONSE_YES);
 131     }
 132
 133     if (m_parent)
 134         gtk_window_set_transient_for(GTK_WINDOW(m_widget),
 135                                      GTK_WINDOW(m_parent->m_widget));
 136 }
 137
 138 int wxMessageDialog::ShowModal()
 139 {
 140     if ( !m_widget )
 141     {
 142         GTKCreateMsgDialog();
 143         wxCHECK_MSG( m_widget, wxID_CANCEL,
 144                      _T("failed to create GtkMessageDialog") );
 145     }
 146
 147     // This should be necessary, but otherwise the
 148     // parent TLW will disappear..
 149     if (m_parent)
 150         gtk_window_present( GTK_WINDOW(m_parent->m_widget) );
 151
 152     gint result = gtk_dialog_run(GTK_DIALOG(m_widget));
 153     gtk_widget_destroy(m_widget);
 154     m_widget = NULL;
 155
 156     switch (result)
 157     {
 158         default:
 159             wxFAIL_MSG(_T("unexpected GtkMessageDialog return code"));
 160             // fall through
 161
 162         case GTK_RESPONSE_CANCEL:
 163         case GTK_RESPONSE_DELETE_EVENT:
 164         case GTK_RESPONSE_CLOSE:
 165             return wxID_CANCEL;
 166         case GTK_RESPONSE_OK:
 167             return wxID_OK;
 168         case GTK_RESPONSE_YES:
 169             return wxID_YES;
 170         case GTK_RESPONSE_NO:
 171             return wxID_NO;
 172     }
 173 }
 174
 175
 176 #endif // wxUSE_MSGDLG && defined(__WXGTK20__) && !defined(__WXGPE__)