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/mnemonics.h"
  29 #include <gtk/gtk.h>
  30
  31 #if wxUSE_LIBHILDON
  32     #include <hildon-widgets/hildon-note.h>
  33 #endif // wxUSE_LIBHILDON
  34
  35 IMPLEMENT_CLASS(wxMessageDialog, wxDialog)
  36
  37 wxMessageDialog::wxMessageDialog(wxWindow *parent,
  38                                  const wxString& message,
  39                                  const wxString& caption,
  40                                  long style,
  41                                  const wxPoint& WXUNUSED(pos))
  42                : wxMessageDialogWithCustomLabels(GetParentForModalDialog(parent),
  43                                                  message,
  44                                                  caption,
  45                                                  style)
  46 {
  47 }
  48
  49 wxString wxMessageDialog::GetDefaultYesLabel() const
  50 {
  51     return GTK_STOCK_YES;
  52 }
  53
  54 wxString wxMessageDialog::GetDefaultNoLabel() const
  55 {
  56     return GTK_STOCK_NO;
  57 }
  58
  59 wxString wxMessageDialog::GetDefaultOKLabel() const
  60 {
  61     return GTK_STOCK_OK;
  62 }
  63
  64 wxString wxMessageDialog::GetDefaultCancelLabel() const
  65 {
  66     return GTK_STOCK_CANCEL;
  67 }
  68
  69 void wxMessageDialog::DoSetCustomLabel(wxString& var, const ButtonLabel& label)
  70 {
  71     int stockId = label.GetStockId();
  72     if ( stockId == wxID_NONE )
  73     {
  74         wxMessageDialogWithCustomLabels::DoSetCustomLabel(var, label);
  75         var = wxConvertMnemonicsToGTK(var);
  76     }
  77     else // stock label
  78     {
  79         var = wxGetStockGtkID(stockId);
  80     }
  81 }
  82
  83 void wxMessageDialog::GTKCreateMsgDialog()
  84 {
  85     GtkWindow * const parent = m_parent ? GTK_WINDOW(m_parent->m_widget) : NULL;
  86
  87 #if wxUSE_LIBHILDON
  88     const char *stockIcon;
  89     if ( m_dialogStyle & wxICON_NONE )
  90         stockIcon = "";
  91     else if ( m_dialogStyle & wxICON_ERROR )
  92         stockIcon = "qgn_note_gene_syserror";
  93     else if ( m_dialogStyle & wxICON_EXCLAMATION )
  94         stockIcon = "qgn_note_gene_syswarning";
  95     else if ( m_dialogStyle & wxICON_INFORMATION )
  96         stockIcon = "qgn_note_info";
  97     else if ( m_dialogStyle & wxICON_QUESTION )
  98         stockIcon = "qgn_note_confirm";
  99     else
 100         stockIcon = "";
 101
 102     // there is no generic note creation function in public API so we have no
 103     // choice but to use g_object_new() directly
 104     m_widget = (GtkWidget *)g_object_new
 105                (
 106                 HILDON_TYPE_NOTE,
 107                 "note_type", HILDON_NOTE_CONFIRMATION_BUTTON_TYPE,
 108                 "description", (const char *)GetFullMessage().utf8_str(),
 109                 "icon", stockIcon,
 110                 NULL
 111                );
 112 #else // !wxUSE_LIBHILDON
 113     GtkMessageType type = GTK_MESSAGE_ERROR;
 114     GtkButtonsType buttons = GTK_BUTTONS_NONE;
 115
 116     // when using custom labels, we have to add all the buttons ourselves
 117     if ( !HasCustomLabels() )
 118     {
 119         if ( m_dialogStyle & wxYES_NO )
 120         {
 121             if ( !(m_dialogStyle & wxCANCEL) )
 122                 buttons = GTK_BUTTONS_YES_NO;
 123             //else: no standard GTK_BUTTONS_YES_NO_CANCEL so leave as NONE
 124         }
 125         else if ( m_dialogStyle & wxOK )
 126         {
 127             buttons = m_dialogStyle & wxCANCEL ? GTK_BUTTONS_OK_CANCEL
 128                                                : GTK_BUTTONS_OK;
 129         }
 130     }
 131
 132 #ifdef __WXGTK210__
 133     if ( gtk_check_version(2, 10, 0) == NULL && (m_dialogStyle & wxICON_NONE))
 134         type = GTK_MESSAGE_OTHER;
 135     else
 136 #endif // __WXGTK210__
 137     if (m_dialogStyle & wxICON_EXCLAMATION)
 138         type = GTK_MESSAGE_WARNING;
 139     else if (m_dialogStyle & wxICON_ERROR)
 140         type = GTK_MESSAGE_ERROR;
 141     else if (m_dialogStyle & wxICON_INFORMATION)
 142         type = GTK_MESSAGE_INFO;
 143     else if (m_dialogStyle & wxICON_QUESTION)
 144         type = GTK_MESSAGE_QUESTION;
 145     else
 146     {
 147         // if no style is explicitly specified, detect the suitable icon
 148         // ourselves (this can be disabled by using wxICON_NONE)
 149         type = m_dialogStyle & wxYES ? GTK_MESSAGE_QUESTION : GTK_MESSAGE_INFO;
 150     }
 151
 152     wxString message;
 153 #if GTK_CHECK_VERSION(2, 6, 0)
 154     bool needsExtMessage = false;
 155     if ( gtk_check_version(2, 6, 0) == NULL && !m_extendedMessage.empty() )
 156     {
 157         message = m_message;
 158         needsExtMessage = true;
 159     }
 160     else // extended message not needed or not supported
 161 #endif // GTK+ 2.6+
 162     {
 163         message = GetFullMessage();
 164     }
 165
 166     m_widget = gtk_message_dialog_new(parent,
 167                                       GTK_DIALOG_MODAL,
 168                                       type,
 169                                       buttons,
 170                                       "%s",
 171                                       (const char*)wxGTK_CONV(message));
 172
 173 #if GTK_CHECK_VERSION(2, 6, 0)
 174     if ( needsExtMessage )
 175     {
 176         gtk_message_dialog_format_secondary_text
 177         (
 178             (GtkMessageDialog *)m_widget,
 179             "%s",
 180             (const char *)wxGTK_CONV(m_extendedMessage)
 181         );
 182     }
 183 #endif // GTK+ 2.6+
 184 #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON
 185
 186     g_object_ref(m_widget);
 187
 188     if (m_caption != wxMessageBoxCaptionStr)
 189         gtk_window_set_title(GTK_WINDOW(m_widget), wxGTK_CONV(m_caption));
 190
 191     GtkDialog * const dlg = GTK_DIALOG(m_widget);
 192
 193     if ( m_dialogStyle & wxSTAY_ON_TOP )
 194     {
 195         gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE);
 196     }
 197
 198     // we need to add buttons manually if we use custom labels or always for
 199     // Yes/No/Cancel dialog as GTK+ doesn't support it natively and when using
 200     // Hildon we add all the buttons manually as it doesn't support too many of
 201     // the combinations we may have
 202 #if wxUSE_LIBHILDON
 203     static const bool addButtons = true;
 204 #else // !wxUSE_LIBHILDON
 205     const bool addButtons = buttons == GTK_BUTTONS_NONE;
 206 #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON
 207
 208     if ( m_dialogStyle & wxYES_NO ) // Yes/No or Yes/No/Cancel dialog
 209     {
 210         if ( addButtons )
 211         {
 212             gtk_dialog_add_button(dlg, wxGTK_CONV(GetNoLabel()),
 213                                   GTK_RESPONSE_NO);
 214             gtk_dialog_add_button(dlg, wxGTK_CONV(GetYesLabel()),
 215                                   GTK_RESPONSE_YES);
 216
 217             if ( m_dialogStyle & wxCANCEL )
 218             {
 219                 gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 220                                       GTK_RESPONSE_CANCEL);
 221             }
 222         }
 223
 224         // it'd probably be harmless to call gtk_dialog_set_default_response()
 225         // twice but why do it if we're going to change the default below
 226         // anyhow
 227         if ( !(m_dialogStyle & wxCANCEL_DEFAULT) )
 228         {
 229             gtk_dialog_set_default_response(dlg,
 230                                             m_dialogStyle & wxNO_DEFAULT
 231                                                 ? GTK_RESPONSE_NO
 232                                                 : GTK_RESPONSE_YES);
 233         }
 234     }
 235     else if ( addButtons ) // Ok or Ok/Cancel dialog
 236     {
 237         gtk_dialog_add_button(dlg, wxGTK_CONV(GetOKLabel()), GTK_RESPONSE_OK);
 238         if ( m_dialogStyle & wxCANCEL )
 239         {
 240             gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 241                                   GTK_RESPONSE_CANCEL);
 242         }
 243     }
 244
 245     if ( m_dialogStyle & wxCANCEL_DEFAULT )
 246     {
 247         gtk_dialog_set_default_response(dlg, GTK_RESPONSE_CANCEL);
 248     }
 249 }
 250
 251 int wxMessageDialog::ShowModal()
 252 {
 253     // break the mouse capture as it would interfere with modal dialog (see
 254     // wxDialog::ShowModal)
 255     wxWindow * const win = wxWindow::GetCapture();
 256     if ( win )
 257         win->GTKReleaseMouseAndNotify();
 258
 259     if ( !m_widget )
 260     {
 261         GTKCreateMsgDialog();
 262         wxCHECK_MSG( m_widget, wxID_CANCEL,
 263                      wxT("failed to create GtkMessageDialog") );
 264     }
 265
 266     // This should be necessary, but otherwise the
 267     // parent TLW will disappear..
 268     if (m_parent)
 269         gtk_window_present( GTK_WINDOW(m_parent->m_widget) );
 270
 271     gint result = gtk_dialog_run(GTK_DIALOG(m_widget));
 272     gtk_widget_destroy(m_widget);
 273     g_object_unref(m_widget);
 274     m_widget = NULL;
 275
 276     switch (result)
 277     {
 278         default:
 279             wxFAIL_MSG(wxT("unexpected GtkMessageDialog return code"));
 280             // fall through
 281
 282         case GTK_RESPONSE_CANCEL:
 283         case GTK_RESPONSE_DELETE_EVENT:
 284         case GTK_RESPONSE_CLOSE:
 285             return wxID_CANCEL;
 286         case GTK_RESPONSE_OK:
 287             return wxID_OK;
 288         case GTK_RESPONSE_YES:
 289             return wxID_YES;
 290         case GTK_RESPONSE_NO:
 291             return wxID_NO;
 292     }
 293 }
 294
 295
 296 #endif // wxUSE_MSGDLG && !defined(__WXGPE__)