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