X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ede7b01760e920b31520b15c919445db882a8012..8a31648287be0ef976f133de2786b137f1e98340:/src/gtk/msgdlg.cpp

diff --git a/src/gtk/msgdlg.cpp b/src/gtk/msgdlg.cpp
index 5275bac3fe..2b47ac27ef 100644
--- a/src/gtk/msgdlg.cpp
+++ b/src/gtk/msgdlg.cpp
@@ -74,6 +74,11 @@ wxString wxMessageDialog::GetDefaultCancelLabel() const
     return GTK_STOCK_CANCEL;
 }
 
+wxString wxMessageDialog::GetDefaultHelpLabel() const
+{
+    return GTK_STOCK_HELP;
+}
+
 void wxMessageDialog::DoSetCustomLabel(wxString& var, const ButtonLabel& label)
 {
     int stockId = label.GetStockId();
@@ -135,16 +140,21 @@ void wxMessageDialog::GTKCreateMsgDialog()
     // when using custom labels, we have to add all the buttons ourselves
     if ( !HasCustomLabels() )
     {
-        if ( m_dialogStyle & wxYES_NO )
-        {
-            if ( !(m_dialogStyle & wxCANCEL) )
-                buttons = GTK_BUTTONS_YES_NO;
-            //else: no standard GTK_BUTTONS_YES_NO_CANCEL so leave as NONE
-        }
-        else if ( m_dialogStyle & wxOK )
+        // "Help" button is not supported by predefined combinations so we
+        // always need to create the buttons manually when it's used.
+        if ( !(m_dialogStyle & wxHELP) )
         {
-            buttons = m_dialogStyle & wxCANCEL ? GTK_BUTTONS_OK_CANCEL
-                                               : GTK_BUTTONS_OK;
+            if ( m_dialogStyle & wxYES_NO )
+            {
+                if ( !(m_dialogStyle & wxCANCEL) )
+                    buttons = GTK_BUTTONS_YES_NO;
+                //else: no standard GTK_BUTTONS_YES_NO_CANCEL so leave as NONE
+            }
+            else if ( m_dialogStyle & wxOK )
+            {
+                buttons = m_dialogStyle & wxCANCEL ? GTK_BUTTONS_OK_CANCEL
+                                                   : GTK_BUTTONS_OK;
+            }
         }
     }
 
@@ -211,47 +221,58 @@ void wxMessageDialog::GTKCreateMsgDialog()
     const bool addButtons = buttons == GTK_BUTTONS_NONE;
 #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON
 
-    if ( m_dialogStyle & wxYES_NO ) // Yes/No or Yes/No/Cancel dialog
+
+    if ( addButtons )
     {
-        if ( addButtons )
+        if ( m_dialogStyle & wxHELP )
         {
+            gtk_dialog_add_button(dlg, wxGTK_CONV(GetHelpLabel()),
+                                  GTK_RESPONSE_HELP);
+        }
+
+        if ( m_dialogStyle & wxYES_NO ) // Yes/No or Yes/No/Cancel dialog
+        {
+            // Add the buttons in the correct order which is, according to
+            // http://library.gnome.org/devel/hig-book/stable/windows-alert.html.en
+            // the following one:
+            //
+            // [Help]                  [Alternative] [Cancel] [Affirmative]
+
             gtk_dialog_add_button(dlg, wxGTK_CONV(GetNoLabel()),
                                   GTK_RESPONSE_NO);
-            gtk_dialog_add_button(dlg, wxGTK_CONV(GetYesLabel()),
-                                  GTK_RESPONSE_YES);
 
             if ( m_dialogStyle & wxCANCEL )
             {
                 gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
                                       GTK_RESPONSE_CANCEL);
             }
-        }
 
-        // it'd probably be harmless to call gtk_dialog_set_default_response()
-        // twice but why do it if we're going to change the default below
-        // anyhow
-        if ( !(m_dialogStyle & wxCANCEL_DEFAULT) )
-        {
-            gtk_dialog_set_default_response(dlg,
-                                            m_dialogStyle & wxNO_DEFAULT
-                                                ? GTK_RESPONSE_NO
-                                                : GTK_RESPONSE_YES);
+            gtk_dialog_add_button(dlg, wxGTK_CONV(GetYesLabel()),
+                                  GTK_RESPONSE_YES);
         }
-    }
-    else if ( addButtons ) // Ok or Ok/Cancel dialog
-    {
-        gtk_dialog_add_button(dlg, wxGTK_CONV(GetOKLabel()), GTK_RESPONSE_OK);
-        if ( m_dialogStyle & wxCANCEL )
+        else // Ok or Ok/Cancel dialog
         {
-            gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
-                                  GTK_RESPONSE_CANCEL);
+            gtk_dialog_add_button(dlg, wxGTK_CONV(GetOKLabel()), GTK_RESPONSE_OK);
+            if ( m_dialogStyle & wxCANCEL )
+            {
+                gtk_dialog_add_button(dlg, wxGTK_CONV(GetCancelLabel()),
+                                      GTK_RESPONSE_CANCEL);
+            }
         }
     }
 
+    gint defaultButton;
     if ( m_dialogStyle & wxCANCEL_DEFAULT )
-    {
-        gtk_dialog_set_default_response(dlg, GTK_RESPONSE_CANCEL);
-    }
+        defaultButton = GTK_RESPONSE_CANCEL;
+    else if ( m_dialogStyle & wxNO_DEFAULT )
+        defaultButton = GTK_RESPONSE_NO;
+    else if ( m_dialogStyle & wxYES_NO )
+        defaultButton = GTK_RESPONSE_YES;
+    else // No need to change the default value, whatever it is.
+        defaultButton = GTK_RESPONSE_NONE;
+
+    if ( defaultButton != GTK_RESPONSE_NONE )
+        gtk_dialog_set_default_response(dlg, defaultButton);
 }
 
 int wxMessageDialog::ShowModal()
@@ -295,6 +316,8 @@ int wxMessageDialog::ShowModal()
             return wxID_YES;
         case GTK_RESPONSE_NO:
             return wxID_NO;
+        case GTK_RESPONSE_HELP:
+            return wxID_HELP;
     }
 }