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(__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 "wx/gtk/private/messagetype.h"
  29 #include "wx/gtk/private/mnemonics.h"
  30 #include <gtk/gtk.h>
  31
  32 #if wxUSE_LIBHILDON
  33     #include <hildon-widgets/hildon-note.h>
  34 #endif // wxUSE_LIBHILDON
  35
  36 #if wxUSE_LIBHILDON2
  37     #include <hildon/hildon.h>
  38 #endif // wxUSE_LIBHILDON2
  39
  40 IMPLEMENT_CLASS(wxMessageDialog, wxDialog)
  41
  42 wxMessageDialog::wxMessageDialog(wxWindow *parent,
  43                                  const wxString& message,
  44                                  const wxString& caption,
  45                                  long style,
  46                                  const wxPoint& WXUNUSED(pos))
  47                : wxMessageDialogWithCustomLabels(GetParentForModalDialog(parent),
  48                                                  message,
  49                                                  caption,
  50                                                  style)
  51 {
  52 }
  53
  54 wxString wxMessageDialog::GetDefaultYesLabel() const
  55 {
  56     return GTK_STOCK_YES;
  57 }
  58
  59 wxString wxMessageDialog::GetDefaultNoLabel() const
  60 {
  61     return GTK_STOCK_NO;
  62 }
  63
  64 wxString wxMessageDialog::GetDefaultOKLabel() const
  65 {
  66     return GTK_STOCK_OK;
  67 }
  68
  69 wxString wxMessageDialog::GetDefaultCancelLabel() const
  70 {
  71     return GTK_STOCK_CANCEL;
  72 }
  73
  74 void wxMessageDialog::DoSetCustomLabel(wxString& var, const ButtonLabel& label)
  75 {
  76     int stockId = label.GetStockId();
  77     if ( stockId == wxID_NONE )
  78     {
  79         wxMessageDialogWithCustomLabels::DoSetCustomLabel(var, label);
  80         var = wxConvertMnemonicsToGTK(var);
  81     }
  82     else // stock label
  83     {
  84         var = wxGetStockGtkID(stockId);
  85     }
  86 }
  87
  88 void wxMessageDialog::GTKCreateMsgDialog()
  89 {
  90     GtkWindow * const parent = m_parent ? GTK_WINDOW(m_parent->m_widget) : NULL;
  91
  92 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
  93     const char *stockIcon = "";
  94
  95     switch ( GetEffectiveIcon() )
  96     {
  97         case wxICON_ERROR:
  98             stockIcon = "qgn_note_gene_syserror";
  99             break;
 100
 101         case wxICON_WARNING:
 102             stockIcon = "qgn_note_gene_syswarning";
 103             break;
 104
 105         case wxICON_QUESTION:
 106             stockIcon = "qgn_note_confirm";
 107             break;
 108
 109         case wxICON_INFORMATION:
 110             stockIcon = "qgn_note_info";
 111             break;
 112     }
 113
 114     // there is no generic note creation function in public API so we have no
 115     // choice but to use g_object_new() directly
 116     m_widget = (GtkWidget *)g_object_new
 117                (
 118                 HILDON_TYPE_NOTE,
 119 #if wxUSE_LIBHILDON
 120                 "note_type", HILDON_NOTE_CONFIRMATION_BUTTON_TYPE,
 121 #else // wxUSE_LIBHILDON
 122                 "note_type", HILDON_NOTE_TYPE_CONFIRMATION_BUTTON,
 123 #endif // wxUSE_LIBHILDON /wxUSE_LIBHILDON2
 124                 "description", (const char *)GetFullMessage().utf8_str(),
 125                 "icon", stockIcon,
 126                 NULL
 127                );
 128 #else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 129     GtkMessageType type = GTK_MESSAGE_ERROR;
 130     GtkButtonsType buttons = GTK_BUTTONS_NONE;
 131
 132     // when using custom labels, we have to add all the buttons ourselves
 133     if ( !HasCustomLabels() )
 134     {
 135         if ( m_dialogStyle & wxYES_NO )
 136         {
 137             if ( !(m_dialogStyle & wxCANCEL) )
 138                 buttons = GTK_BUTTONS_YES_NO;
 139             //else: no standard GTK_BUTTONS_YES_NO_CANCEL so leave as NONE
 140         }
 141         else if ( m_dialogStyle & wxOK )
 142         {
 143             buttons = m_dialogStyle & wxCANCEL ? GTK_BUTTONS_OK_CANCEL
 144                                                : GTK_BUTTONS_OK;
 145         }
 146     }
 147
 148     if ( !wxGTKImpl::ConvertMessageTypeFromWX(GetEffectiveIcon(), &type) )
 149     {
 150         // if no style is explicitly specified, detect the suitable icon
 151         // ourselves (this can be disabled by using wxICON_NONE)
 152         type = m_dialogStyle & wxYES ? GTK_MESSAGE_QUESTION : GTK_MESSAGE_INFO;
 153     }
 154
 155     wxString message;
 156 #if GTK_CHECK_VERSION(2, 6, 0)
 157     bool needsExtMessage = false;
 158     if ( gtk_check_version(2, 6, 0) == NULL && !m_extendedMessage.empty() )
 159     {
 160         message = m_message;
 161         needsExtMessage = true;
 162     }
 163     else // extended message not needed or not supported
 164 #endif // GTK+ 2.6+
 165     {
 166         message = GetFullMessage();
 167     }
 168
 169     m_widget = gtk_message_dialog_new(parent,
 170                                       GTK_DIALOG_MODAL,
 171                                       type,
 172                                       buttons,
 173                                       "%s",
 174                                       (const char*)wxGTK_CONV(message));
 175
 176 #if GTK_CHECK_VERSION(2, 6, 0)
 177     if ( needsExtMessage )
 178     {
 179         gtk_message_dialog_format_secondary_text
 180         (
 181             (GtkMessageDialog *)m_widget,
 182             "%s",
 183             (const char *)wxGTK_CONV(m_extendedMessage)
 184         );
 185     }
 186 #endif // GTK+ 2.6+
 187 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 188
 189     g_object_ref(m_widget);
 190
 191     if (m_caption != wxMessageBoxCaptionStr)
 192         gtk_window_set_title(GTK_WINDOW(m_widget), wxGTK_CONV(m_caption));
 193
 194     GtkDialog * const dlg = GTK_DIALOG(m_widget);
 195
 196     if ( m_dialogStyle & wxSTAY_ON_TOP )
 197     {
 198         gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE);
 199     }
 200
 201     // we need to add buttons manually if we use custom labels or always for
 202     // Yes/No/Cancel dialog as GTK+ doesn't support it natively and when using
 203     // Hildon we add all the buttons manually as it doesn't support too many of
 204     // the combinations we may have
 205 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
 206     static const bool addButtons = true;
 207 #else // !wxUSE_LIBHILDON
 208     const bool addButtons = buttons == GTK_BUTTONS_NONE;
 209 #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON
 210
 211     if ( m_dialogStyle & wxYES_NO ) // Yes/No or Yes/No/Cancel dialog
 212     {
 213         if ( addButtons )
 214         {
 215             gtk_dialog_add_button(dlg, wxGTK_CONV(GetNoLabel()),
 216                                   GTK_RESPONSE_NO);
 217             gtk_dialog_add_button(dlg, wxGTK_CONV(GetYesLabel()),
 218                                   GTK_RESPONSE_YES);
 219
 220             if ( m_dialogStyle & wxCANCEL )
 221             {
 222                 gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 223                                       GTK_RESPONSE_CANCEL);
 224             }
 225         }
 226
 227         // it'd probably be harmless to call gtk_dialog_set_default_response()
 228         // twice but why do it if we're going to change the default below
 229         // anyhow
 230         if ( !(m_dialogStyle & wxCANCEL_DEFAULT) )
 231         {
 232             gtk_dialog_set_default_response(dlg,
 233                                             m_dialogStyle & wxNO_DEFAULT
 234                                                 ? GTK_RESPONSE_NO
 235                                                 : GTK_RESPONSE_YES);
 236         }
 237     }
 238     else if ( addButtons ) // Ok or Ok/Cancel dialog
 239     {
 240         gtk_dialog_add_button(dlg, wxGTK_CONV(GetOKLabel()), GTK_RESPONSE_OK);
 241         if ( m_dialogStyle & wxCANCEL )
 242         {
 243             gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 244                                   GTK_RESPONSE_CANCEL);
 245         }
 246     }
 247
 248     if ( m_dialogStyle & wxCANCEL_DEFAULT )
 249     {
 250         gtk_dialog_set_default_response(dlg, GTK_RESPONSE_CANCEL);
 251     }
 252 }
 253
 254 int wxMessageDialog::ShowModal()
 255 {
 256     // break the mouse capture as it would interfere with modal dialog (see
 257     // wxDialog::ShowModal)
 258     wxWindow * const win = wxWindow::GetCapture();
 259     if ( win )
 260         win->GTKReleaseMouseAndNotify();
 261
 262     if ( !m_widget )
 263     {
 264         GTKCreateMsgDialog();
 265         wxCHECK_MSG( m_widget, wxID_CANCEL,
 266                      wxT("failed to create GtkMessageDialog") );
 267     }
 268
 269     // This should be necessary, but otherwise the
 270     // parent TLW will disappear..
 271     if (m_parent)
 272         gtk_window_present( GTK_WINDOW(m_parent->m_widget) );
 273
 274     gint result = gtk_dialog_run(GTK_DIALOG(m_widget));
 275     gtk_widget_destroy(m_widget);
 276     g_object_unref(m_widget);
 277     m_widget = NULL;
 278
 279     switch (result)
 280     {
 281         default:
 282             wxFAIL_MSG(wxT("unexpected GtkMessageDialog return code"));
 283             // fall through
 284
 285         case GTK_RESPONSE_CANCEL:
 286         case GTK_RESPONSE_DELETE_EVENT:
 287         case GTK_RESPONSE_CLOSE:
 288             return wxID_CANCEL;
 289         case GTK_RESPONSE_OK:
 290             return wxID_OK;
 291         case GTK_RESPONSE_YES:
 292             return wxID_YES;
 293         case GTK_RESPONSE_NO:
 294             return wxID_NO;
 295     }
 296 }
 297
 298
 299 #endif // wxUSE_MSGDLG && !defined(__WXGPE__)