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     if ( m_dialogStyle & wxICON_NONE )
  95         stockIcon = "";
  96     else if ( m_dialogStyle & wxICON_ERROR )
  97         stockIcon = "qgn_note_gene_syserror";
  98     else if ( m_dialogStyle & wxICON_EXCLAMATION )
  99         stockIcon = "qgn_note_gene_syswarning";
 100     else if ( m_dialogStyle & wxICON_INFORMATION )
 101         stockIcon = "qgn_note_info";
 102     else if ( m_dialogStyle & wxICON_QUESTION )
 103         stockIcon = "qgn_note_confirm";
 104     else
 105         stockIcon = "";
 106
 107     // there is no generic note creation function in public API so we have no
 108     // choice but to use g_object_new() directly
 109     m_widget = (GtkWidget *)g_object_new
 110                (
 111                 HILDON_TYPE_NOTE,
 112 #if wxUSE_LIBHILDON
 113                 "note_type", HILDON_NOTE_CONFIRMATION_BUTTON_TYPE,
 114 #else // wxUSE_LIBHILDON
 115                 "note_type", HILDON_NOTE_TYPE_CONFIRMATION_BUTTON,
 116 #endif // wxUSE_LIBHILDON /wxUSE_LIBHILDON2
 117                 "description", (const char *)GetFullMessage().utf8_str(),
 118                 "icon", stockIcon,
 119                 NULL
 120                );
 121 #else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 122     GtkMessageType type = GTK_MESSAGE_ERROR;
 123     GtkButtonsType buttons = GTK_BUTTONS_NONE;
 124
 125     // when using custom labels, we have to add all the buttons ourselves
 126     if ( !HasCustomLabels() )
 127     {
 128         if ( m_dialogStyle & wxYES_NO )
 129         {
 130             if ( !(m_dialogStyle & wxCANCEL) )
 131                 buttons = GTK_BUTTONS_YES_NO;
 132             //else: no standard GTK_BUTTONS_YES_NO_CANCEL so leave as NONE
 133         }
 134         else if ( m_dialogStyle & wxOK )
 135         {
 136             buttons = m_dialogStyle & wxCANCEL ? GTK_BUTTONS_OK_CANCEL
 137                                                : GTK_BUTTONS_OK;
 138         }
 139     }
 140
 141     if ( !wxGTKImpl::ConvertMessageTypeFromWX(m_dialogStyle, &type) )
 142     {
 143         // if no style is explicitly specified, detect the suitable icon
 144         // ourselves (this can be disabled by using wxICON_NONE)
 145         type = m_dialogStyle & wxYES ? GTK_MESSAGE_QUESTION : GTK_MESSAGE_INFO;
 146     }
 147
 148     wxString message;
 149 #if GTK_CHECK_VERSION(2, 6, 0)
 150     bool needsExtMessage = false;
 151     if ( gtk_check_version(2, 6, 0) == NULL && !m_extendedMessage.empty() )
 152     {
 153         message = m_message;
 154         needsExtMessage = true;
 155     }
 156     else // extended message not needed or not supported
 157 #endif // GTK+ 2.6+
 158     {
 159         message = GetFullMessage();
 160     }
 161
 162     m_widget = gtk_message_dialog_new(parent,
 163                                       GTK_DIALOG_MODAL,
 164                                       type,
 165                                       buttons,
 166                                       "%s",
 167                                       (const char*)wxGTK_CONV(message));
 168
 169 #if GTK_CHECK_VERSION(2, 6, 0)
 170     if ( needsExtMessage )
 171     {
 172         gtk_message_dialog_format_secondary_text
 173         (
 174             (GtkMessageDialog *)m_widget,
 175             "%s",
 176             (const char *)wxGTK_CONV(m_extendedMessage)
 177         );
 178     }
 179 #endif // GTK+ 2.6+
 180 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 181
 182     g_object_ref(m_widget);
 183
 184     if (m_caption != wxMessageBoxCaptionStr)
 185         gtk_window_set_title(GTK_WINDOW(m_widget), wxGTK_CONV(m_caption));
 186
 187     GtkDialog * const dlg = GTK_DIALOG(m_widget);
 188
 189     if ( m_dialogStyle & wxSTAY_ON_TOP )
 190     {
 191         gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE);
 192     }
 193
 194     // we need to add buttons manually if we use custom labels or always for
 195     // Yes/No/Cancel dialog as GTK+ doesn't support it natively and when using
 196     // Hildon we add all the buttons manually as it doesn't support too many of
 197     // the combinations we may have
 198 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
 199     static const bool addButtons = true;
 200 #else // !wxUSE_LIBHILDON
 201     const bool addButtons = buttons == GTK_BUTTONS_NONE;
 202 #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON
 203
 204     if ( m_dialogStyle & wxYES_NO ) // Yes/No or Yes/No/Cancel dialog
 205     {
 206         if ( addButtons )
 207         {
 208             gtk_dialog_add_button(dlg, wxGTK_CONV(GetNoLabel()),
 209                                   GTK_RESPONSE_NO);
 210             gtk_dialog_add_button(dlg, wxGTK_CONV(GetYesLabel()),
 211                                   GTK_RESPONSE_YES);
 212
 213             if ( m_dialogStyle & wxCANCEL )
 214             {
 215                 gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 216                                       GTK_RESPONSE_CANCEL);
 217             }
 218         }
 219
 220         // it'd probably be harmless to call gtk_dialog_set_default_response()
 221         // twice but why do it if we're going to change the default below
 222         // anyhow
 223         if ( !(m_dialogStyle & wxCANCEL_DEFAULT) )
 224         {
 225             gtk_dialog_set_default_response(dlg,
 226                                             m_dialogStyle & wxNO_DEFAULT
 227                                                 ? GTK_RESPONSE_NO
 228                                                 : GTK_RESPONSE_YES);
 229         }
 230     }
 231     else if ( addButtons ) // Ok or Ok/Cancel dialog
 232     {
 233         gtk_dialog_add_button(dlg, wxGTK_CONV(GetOKLabel()), GTK_RESPONSE_OK);
 234         if ( m_dialogStyle & wxCANCEL )
 235         {
 236             gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 237                                   GTK_RESPONSE_CANCEL);
 238         }
 239     }
 240
 241     if ( m_dialogStyle & wxCANCEL_DEFAULT )
 242     {
 243         gtk_dialog_set_default_response(dlg, GTK_RESPONSE_CANCEL);
 244     }
 245 }
 246
 247 int wxMessageDialog::ShowModal()
 248 {
 249     // break the mouse capture as it would interfere with modal dialog (see
 250     // wxDialog::ShowModal)
 251     wxWindow * const win = wxWindow::GetCapture();
 252     if ( win )
 253         win->GTKReleaseMouseAndNotify();
 254
 255     if ( !m_widget )
 256     {
 257         GTKCreateMsgDialog();
 258         wxCHECK_MSG( m_widget, wxID_CANCEL,
 259                      wxT("failed to create GtkMessageDialog") );
 260     }
 261
 262     // This should be necessary, but otherwise the
 263     // parent TLW will disappear..
 264     if (m_parent)
 265         gtk_window_present( GTK_WINDOW(m_parent->m_widget) );
 266
 267     gint result = gtk_dialog_run(GTK_DIALOG(m_widget));
 268     gtk_widget_destroy(m_widget);
 269     g_object_unref(m_widget);
 270     m_widget = NULL;
 271
 272     switch (result)
 273     {
 274         default:
 275             wxFAIL_MSG(wxT("unexpected GtkMessageDialog return code"));
 276             // fall through
 277
 278         case GTK_RESPONSE_CANCEL:
 279         case GTK_RESPONSE_DELETE_EVENT:
 280         case GTK_RESPONSE_CLOSE:
 281             return wxID_CANCEL;
 282         case GTK_RESPONSE_OK:
 283             return wxID_OK;
 284         case GTK_RESPONSE_YES:
 285             return wxID_YES;
 286         case GTK_RESPONSE_NO:
 287             return wxID_NO;
 288     }
 289 }
 290
 291
 292 #endif // wxUSE_MSGDLG && !defined(__WXGPE__)