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 #if wxUSE_LIBHILDON2
  36     #include <hildon/hildon.h>
  37 #endif // wxUSE_LIBHILDON2
  38
  39 IMPLEMENT_CLASS(wxMessageDialog, wxDialog)
  40
  41 wxMessageDialog::wxMessageDialog(wxWindow *parent,
  42                                  const wxString& message,
  43                                  const wxString& caption,
  44                                  long style,
  45                                  const wxPoint& WXUNUSED(pos))
  46                : wxMessageDialogWithCustomLabels(GetParentForModalDialog(parent),
  47                                                  message,
  48                                                  caption,
  49                                                  style)
  50 {
  51 }
  52
  53 wxString wxMessageDialog::GetDefaultYesLabel() const
  54 {
  55     return GTK_STOCK_YES;
  56 }
  57
  58 wxString wxMessageDialog::GetDefaultNoLabel() const
  59 {
  60     return GTK_STOCK_NO;
  61 }
  62
  63 wxString wxMessageDialog::GetDefaultOKLabel() const
  64 {
  65     return GTK_STOCK_OK;
  66 }
  67
  68 wxString wxMessageDialog::GetDefaultCancelLabel() const
  69 {
  70     return GTK_STOCK_CANCEL;
  71 }
  72
  73 void wxMessageDialog::DoSetCustomLabel(wxString& var, const ButtonLabel& label)
  74 {
  75     int stockId = label.GetStockId();
  76     if ( stockId == wxID_NONE )
  77     {
  78         wxMessageDialogWithCustomLabels::DoSetCustomLabel(var, label);
  79         var = wxConvertMnemonicsToGTK(var);
  80     }
  81     else // stock label
  82     {
  83         var = wxGetStockGtkID(stockId);
  84     }
  85 }
  86
  87 void wxMessageDialog::GTKCreateMsgDialog()
  88 {
  89     GtkWindow * const parent = m_parent ? GTK_WINDOW(m_parent->m_widget) : NULL;
  90
  91 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
  92     const char *stockIcon;
  93     if ( m_dialogStyle & wxICON_NONE )
  94         stockIcon = "";
  95     else if ( m_dialogStyle & wxICON_ERROR )
  96         stockIcon = "qgn_note_gene_syserror";
  97     else if ( m_dialogStyle & wxICON_EXCLAMATION )
  98         stockIcon = "qgn_note_gene_syswarning";
  99     else if ( m_dialogStyle & wxICON_INFORMATION )
 100         stockIcon = "qgn_note_info";
 101     else if ( m_dialogStyle & wxICON_QUESTION )
 102         stockIcon = "qgn_note_confirm";
 103     else
 104         stockIcon = "";
 105
 106     // there is no generic note creation function in public API so we have no
 107     // choice but to use g_object_new() directly
 108     m_widget = (GtkWidget *)g_object_new
 109                (
 110                 HILDON_TYPE_NOTE,
 111 #if wxUSE_LIBHILDON
 112                 "note_type", HILDON_NOTE_CONFIRMATION_BUTTON_TYPE,
 113 #else // wxUSE_LIBHILDON
 114                 "note_type", HILDON_NOTE_TYPE_CONFIRMATION_BUTTON,
 115 #endif // wxUSE_LIBHILDON /wxUSE_LIBHILDON2
 116                 "description", (const char *)GetFullMessage().utf8_str(),
 117                 "icon", stockIcon,
 118                 NULL
 119                );
 120 #else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 121     GtkMessageType type = GTK_MESSAGE_ERROR;
 122     GtkButtonsType buttons = GTK_BUTTONS_NONE;
 123
 124     // when using custom labels, we have to add all the buttons ourselves
 125     if ( !HasCustomLabels() )
 126     {
 127         if ( m_dialogStyle & wxYES_NO )
 128         {
 129             if ( !(m_dialogStyle & wxCANCEL) )
 130                 buttons = GTK_BUTTONS_YES_NO;
 131             //else: no standard GTK_BUTTONS_YES_NO_CANCEL so leave as NONE
 132         }
 133         else if ( m_dialogStyle & wxOK )
 134         {
 135             buttons = m_dialogStyle & wxCANCEL ? GTK_BUTTONS_OK_CANCEL
 136                                                : GTK_BUTTONS_OK;
 137         }
 138     }
 139
 140 #ifdef __WXGTK210__
 141     if ( gtk_check_version(2, 10, 0) == NULL && (m_dialogStyle & wxICON_NONE))
 142         type = GTK_MESSAGE_OTHER;
 143     else
 144 #endif // __WXGTK210__
 145     if (m_dialogStyle & wxICON_EXCLAMATION)
 146         type = GTK_MESSAGE_WARNING;
 147     else if (m_dialogStyle & wxICON_ERROR)
 148         type = GTK_MESSAGE_ERROR;
 149     else if (m_dialogStyle & wxICON_INFORMATION)
 150         type = GTK_MESSAGE_INFO;
 151     else if (m_dialogStyle & wxICON_QUESTION)
 152         type = GTK_MESSAGE_QUESTION;
 153     else
 154     {
 155         // if no style is explicitly specified, detect the suitable icon
 156         // ourselves (this can be disabled by using wxICON_NONE)
 157         type = m_dialogStyle & wxYES ? GTK_MESSAGE_QUESTION : GTK_MESSAGE_INFO;
 158     }
 159
 160     wxString message;
 161 #if GTK_CHECK_VERSION(2, 6, 0)
 162     bool needsExtMessage = false;
 163     if ( gtk_check_version(2, 6, 0) == NULL && !m_extendedMessage.empty() )
 164     {
 165         message = m_message;
 166         needsExtMessage = true;
 167     }
 168     else // extended message not needed or not supported
 169 #endif // GTK+ 2.6+
 170     {
 171         message = GetFullMessage();
 172     }
 173
 174     m_widget = gtk_message_dialog_new(parent,
 175                                       GTK_DIALOG_MODAL,
 176                                       type,
 177                                       buttons,
 178                                       "%s",
 179                                       (const char*)wxGTK_CONV(message));
 180
 181 #if GTK_CHECK_VERSION(2, 6, 0)
 182     if ( needsExtMessage )
 183     {
 184         gtk_message_dialog_format_secondary_text
 185         (
 186             (GtkMessageDialog *)m_widget,
 187             "%s",
 188             (const char *)wxGTK_CONV(m_extendedMessage)
 189         );
 190     }
 191 #endif // GTK+ 2.6+
 192 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 193
 194     g_object_ref(m_widget);
 195
 196     if (m_caption != wxMessageBoxCaptionStr)
 197         gtk_window_set_title(GTK_WINDOW(m_widget), wxGTK_CONV(m_caption));
 198
 199     GtkDialog * const dlg = GTK_DIALOG(m_widget);
 200
 201     if ( m_dialogStyle & wxSTAY_ON_TOP )
 202     {
 203         gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE);
 204     }
 205
 206     // we need to add buttons manually if we use custom labels or always for
 207     // Yes/No/Cancel dialog as GTK+ doesn't support it natively and when using
 208     // Hildon we add all the buttons manually as it doesn't support too many of
 209     // the combinations we may have
 210 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
 211     static const bool addButtons = true;
 212 #else // !wxUSE_LIBHILDON
 213     const bool addButtons = buttons == GTK_BUTTONS_NONE;
 214 #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON
 215
 216     if ( m_dialogStyle & wxYES_NO ) // Yes/No or Yes/No/Cancel dialog
 217     {
 218         if ( addButtons )
 219         {
 220             gtk_dialog_add_button(dlg, wxGTK_CONV(GetNoLabel()),
 221                                   GTK_RESPONSE_NO);
 222             gtk_dialog_add_button(dlg, wxGTK_CONV(GetYesLabel()),
 223                                   GTK_RESPONSE_YES);
 224
 225             if ( m_dialogStyle & wxCANCEL )
 226             {
 227                 gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 228                                       GTK_RESPONSE_CANCEL);
 229             }
 230         }
 231
 232         // it'd probably be harmless to call gtk_dialog_set_default_response()
 233         // twice but why do it if we're going to change the default below
 234         // anyhow
 235         if ( !(m_dialogStyle & wxCANCEL_DEFAULT) )
 236         {
 237             gtk_dialog_set_default_response(dlg,
 238                                             m_dialogStyle & wxNO_DEFAULT
 239                                                 ? GTK_RESPONSE_NO
 240                                                 : GTK_RESPONSE_YES);
 241         }
 242     }
 243     else if ( addButtons ) // Ok or Ok/Cancel dialog
 244     {
 245         gtk_dialog_add_button(dlg, wxGTK_CONV(GetOKLabel()), GTK_RESPONSE_OK);
 246         if ( m_dialogStyle & wxCANCEL )
 247         {
 248             gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
 249                                   GTK_RESPONSE_CANCEL);
 250         }
 251     }
 252
 253     if ( m_dialogStyle & wxCANCEL_DEFAULT )
 254     {
 255         gtk_dialog_set_default_response(dlg, GTK_RESPONSE_CANCEL);
 256     }
 257 }
 258
 259 int wxMessageDialog::ShowModal()
 260 {
 261     // break the mouse capture as it would interfere with modal dialog (see
 262     // wxDialog::ShowModal)
 263     wxWindow * const win = wxWindow::GetCapture();
 264     if ( win )
 265         win->GTKReleaseMouseAndNotify();
 266
 267     if ( !m_widget )
 268     {
 269         GTKCreateMsgDialog();
 270         wxCHECK_MSG( m_widget, wxID_CANCEL,
 271                      wxT("failed to create GtkMessageDialog") );
 272     }
 273
 274     // This should be necessary, but otherwise the
 275     // parent TLW will disappear..
 276     if (m_parent)
 277         gtk_window_present( GTK_WINDOW(m_parent->m_widget) );
 278
 279     gint result = gtk_dialog_run(GTK_DIALOG(m_widget));
 280     gtk_widget_destroy(m_widget);
 281     g_object_unref(m_widget);
 282     m_widget = NULL;
 283
 284     switch (result)
 285     {
 286         default:
 287             wxFAIL_MSG(wxT("unexpected GtkMessageDialog return code"));
 288             // fall through
 289
 290         case GTK_RESPONSE_CANCEL:
 291         case GTK_RESPONSE_DELETE_EVENT:
 292         case GTK_RESPONSE_CLOSE:
 293             return wxID_CANCEL;
 294         case GTK_RESPONSE_OK:
 295             return wxID_OK;
 296         case GTK_RESPONSE_YES:
 297             return wxID_YES;
 298         case GTK_RESPONSE_NO:
 299             return wxID_NO;
 300     }
 301 }
 302
 303
 304 #endif // wxUSE_MSGDLG && !defined(__WXGPE__)