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                : wxMessageDialogBase
  48                  (
  49                     GetParentForModalDialog(parent, style),
  50                     message,
  51                     caption,
  52                     style
  53                  )
  54 {
  55 }
  56
  57 wxString wxMessageDialog::GetDefaultYesLabel() const
  58 {
  59     return GTK_STOCK_YES;
  60 }
  61
  62 wxString wxMessageDialog::GetDefaultNoLabel() const
  63 {
  64     return GTK_STOCK_NO;
  65 }
  66
  67 wxString wxMessageDialog::GetDefaultOKLabel() const
  68 {
  69     return GTK_STOCK_OK;
  70 }
  71
  72 wxString wxMessageDialog::GetDefaultCancelLabel() const
  73 {
  74     return GTK_STOCK_CANCEL;
  75 }
  76
  77 void wxMessageDialog::DoSetCustomLabel(wxString& var, const ButtonLabel& label)
  78 {
  79     int stockId = label.GetStockId();
  80     if ( stockId == wxID_NONE )
  81     {
  82         wxMessageDialogBase::DoSetCustomLabel(var, label);
  83         var = wxConvertMnemonicsToGTK(var);
  84     }
  85     else // stock label
  86     {
  87         var = wxGetStockGtkID(stockId);
  88     }
  89 }
  90
  91 void wxMessageDialog::GTKCreateMsgDialog()
  92 {
  93     GtkWindow * const parent = m_parent ? GTK_WINDOW(m_parent->m_widget) : NULL;
  94
  95 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
  96     const char *stockIcon = "";
  97
  98     switch ( GetEffectiveIcon() )
  99     {
 100         case wxICON_ERROR:
 101             stockIcon = "qgn_note_gene_syserror";
 102             break;
 103
 104         case wxICON_WARNING:
 105             stockIcon = "qgn_note_gene_syswarning";
 106             break;
 107
 108         case wxICON_QUESTION:
 109             stockIcon = "qgn_note_confirm";
 110             break;
 111
 112         case wxICON_INFORMATION:
 113             stockIcon = "qgn_note_info";
 114             break;
 115     }
 116
 117     // there is no generic note creation function in public API so we have no
 118     // choice but to use g_object_new() directly
 119     m_widget = (GtkWidget *)g_object_new
 120                (
 121                 HILDON_TYPE_NOTE,
 122 #if wxUSE_LIBHILDON
 123                 "note_type", HILDON_NOTE_CONFIRMATION_BUTTON_TYPE,
 124 #else // wxUSE_LIBHILDON
 125                 "note_type", HILDON_NOTE_TYPE_CONFIRMATION_BUTTON,
 126 #endif // wxUSE_LIBHILDON /wxUSE_LIBHILDON2
 127                 "description", (const char *)GetFullMessage().utf8_str(),
 128                 "icon", stockIcon,
 129                 NULL
 130                );
 131 #else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 132     GtkMessageType type = GTK_MESSAGE_ERROR;
 133     GtkButtonsType buttons = GTK_BUTTONS_NONE;
 134
 135     // when using custom labels, we have to add all the buttons ourselves
 136     if ( !HasCustomLabels() )
 137     {
 138         if ( m_dialogStyle & wxYES_NO )
 139         {
 140             if ( !(m_dialogStyle & wxCANCEL) )
 141                 buttons = GTK_BUTTONS_YES_NO;
 142             //else: no standard GTK_BUTTONS_YES_NO_CANCEL so leave as NONE
 143         }
 144         else if ( m_dialogStyle & wxOK )
 145         {
 146             buttons = m_dialogStyle & wxCANCEL ? GTK_BUTTONS_OK_CANCEL
 147                                                : GTK_BUTTONS_OK;
 148         }
 149     }
 150
 151     if ( !wxGTKImpl::ConvertMessageTypeFromWX(GetEffectiveIcon(), &type) )
 152     {
 153         // if no style is explicitly specified, detect the suitable icon
 154         // ourselves (this can be disabled by using wxICON_NONE)
 155         type = m_dialogStyle & wxYES ? GTK_MESSAGE_QUESTION : GTK_MESSAGE_INFO;
 156     }
 157
 158     wxString message;
 159 #if GTK_CHECK_VERSION(2, 6, 0)
 160     bool needsExtMessage = false;
 161     if ( gtk_check_version(2, 6, 0) == NULL && !m_extendedMessage.empty() )
 162     {
 163         message = m_message;
 164         needsExtMessage = true;
 165     }
 166     else // extended message not needed or not supported
 167 #endif // GTK+ 2.6+
 168     {
 169         message = GetFullMessage();
 170     }
 171
 172     m_widget = gtk_message_dialog_new(parent,
 173                                       GTK_DIALOG_MODAL,
 174                                       type,
 175                                       buttons,
 176                                       "%s",
 177                                       (const char*)wxGTK_CONV(message));
 178
 179 #if GTK_CHECK_VERSION(2, 6, 0)
 180     if ( needsExtMessage )
 181     {
 182         gtk_message_dialog_format_secondary_text
 183         (
 184             (GtkMessageDialog *)m_widget,
 185             "%s",
 186             (const char *)wxGTK_CONV(m_extendedMessage)
 187         );
 188     }
 189 #endif // GTK+ 2.6+
 190 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 191
 192     g_object_ref(m_widget);
 193
 194     if (m_caption != wxMessageBoxCaptionStr)
 195         gtk_window_set_title(GTK_WINDOW(m_widget), wxGTK_CONV(m_caption));
 196
 197     GtkDialog * const dlg = GTK_DIALOG(m_widget);
 198
 199     if ( m_dialogStyle & wxSTAY_ON_TOP )
 200     {
 201         gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE);
 202     }
 203
 204     // we need to add buttons manually if we use custom labels or always for
 205     // Yes/No/Cancel dialog as GTK+ doesn't support it natively and when using
 206     // Hildon we add all the buttons manually as it doesn't support too many of
 207     // the combinations we may have
 208 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
 209     static const bool addButtons = true;
 210 #else // !wxUSE_LIBHILDON
 211     const bool addButtons = buttons == GTK_BUTTONS_NONE;
 212 #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON
 213
 214     if ( m_dialogStyle & wxYES_NO ) // Yes/No or Yes/No/Cancel dialog
 215     {
 216         if ( addButtons )
 217         {
 218             // Add the buttons in the correct order which is, according to
 219             // http://library.gnome.org/devel/hig-book/stable/windows-alert.html.en
 220             // the following one:
 221             //
 222             // [Help]                  [Alternative] [Cancel] [Affirmative]
 223
 224             gtk_dialog_add_button(dlg, wxGTK_CONV(GetNoLabel()),
 225                                   GTK_RESPONSE_NO);
 226
 227             if ( m_dialogStyle & wxCANCEL )
 228             {
 229                 gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 230                                       GTK_RESPONSE_CANCEL);
 231             }
 232
 233             gtk_dialog_add_button(dlg, wxGTK_CONV(GetYesLabel()),
 234                                   GTK_RESPONSE_YES);
 235         }
 236
 237         // it'd probably be harmless to call gtk_dialog_set_default_response()
 238         // twice but why do it if we're going to change the default below
 239         // anyhow
 240         if ( !(m_dialogStyle & wxCANCEL_DEFAULT) )
 241         {
 242             gtk_dialog_set_default_response(dlg,
 243                                             m_dialogStyle & wxNO_DEFAULT
 244                                                 ? GTK_RESPONSE_NO
 245                                                 : GTK_RESPONSE_YES);
 246         }
 247     }
 248     else if ( addButtons ) // Ok or Ok/Cancel dialog
 249     {
 250         gtk_dialog_add_button(dlg, wxGTK_CONV(GetOKLabel()), GTK_RESPONSE_OK);
 251         if ( m_dialogStyle & wxCANCEL )
 252         {
 253             gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 254                                   GTK_RESPONSE_CANCEL);
 255         }
 256     }
 257
 258     if ( m_dialogStyle & wxCANCEL_DEFAULT )
 259     {
 260         gtk_dialog_set_default_response(dlg, GTK_RESPONSE_CANCEL);
 261     }
 262 }
 263
 264 int wxMessageDialog::ShowModal()
 265 {
 266     // break the mouse capture as it would interfere with modal dialog (see
 267     // wxDialog::ShowModal)
 268     wxWindow * const win = wxWindow::GetCapture();
 269     if ( win )
 270         win->GTKReleaseMouseAndNotify();
 271
 272     if ( !m_widget )
 273     {
 274         GTKCreateMsgDialog();
 275         wxCHECK_MSG( m_widget, wxID_CANCEL,
 276                      wxT("failed to create GtkMessageDialog") );
 277     }
 278
 279     // This should be necessary, but otherwise the
 280     // parent TLW will disappear..
 281     if (m_parent)
 282         gtk_window_present( GTK_WINDOW(m_parent->m_widget) );
 283
 284     gint result = gtk_dialog_run(GTK_DIALOG(m_widget));
 285     gtk_widget_destroy(m_widget);
 286     g_object_unref(m_widget);
 287     m_widget = NULL;
 288
 289     switch (result)
 290     {
 291         default:
 292             wxFAIL_MSG(wxT("unexpected GtkMessageDialog return code"));
 293             // fall through
 294
 295         case GTK_RESPONSE_CANCEL:
 296         case GTK_RESPONSE_DELETE_EVENT:
 297         case GTK_RESPONSE_CLOSE:
 298             return wxID_CANCEL;
 299         case GTK_RESPONSE_OK:
 300             return wxID_OK;
 301         case GTK_RESPONSE_YES:
 302             return wxID_YES;
 303         case GTK_RESPONSE_NO:
 304             return wxID_NO;
 305     }
 306 }
 307
 308
 309 #endif // wxUSE_MSGDLG && !defined(__WXGPE__)