Update wxFontDataProperty to conform to the current design of wxPG properties with editor dialog

Since wxFontDataProperty derives from wxFontProperty, it should re-implement DisplayEditorDialog() to work as expected.

samples/propgrid/sampleprops.cpp

@@ -126,29 +126,26 @@ wxVariant wxFontDataProperty::DoGetValue() const
     return m_value_wxFontData;
 }
 
-// Must re-create font dialog displayer.
+bool wxFontDataProperty::DisplayEditorDialog(wxPropertyGrid* pg, wxVariant& value)
-bool wxFontDataProperty::OnEvent( wxPropertyGrid* propgrid,
-                                  wxWindow* WXUNUSED(primary), wxEvent& event )
 {
-    if ( propgrid->IsMainButtonEvent(event) )
+    wxASSERT_MSG(value.IsType(wxS("wxFontData")), "Function called for incompatible property");
-    {
-        wxVariant useValue = propgrid->GetUncommittedPropertyValue();
 
     wxFontData fontData;
-        fontData << useValue;
+    fontData << value;
 
     fontData.SetInitialFont(fontData.GetChosenFont());
 
-        wxFontDialog dlg(propgrid, fontData);
+    wxFontDialog dlg(pg->GetPanel(), fontData);
+    if ( !m_dlgTitle.empty() )
+    {
+        dlg.SetTitle(m_dlgTitle);
+    }
 
     if ( dlg.ShowModal() == wxID_OK )
     {
-            wxVariant variant;
+        value << dlg.GetFontData();
-            variant << dlg.GetFontData();
-            SetValueInEvent( variant );
         return true;
     }
-    }
     return false;
 }
 

samples/propgrid/sampleprops.h

@@ -38,9 +38,10 @@ public:
                                     int childIndex,
                                     wxVariant& childValue ) const wxOVERRIDE;
     virtual void RefreshChildren() wxOVERRIDE;
-    virtual bool OnEvent( wxPropertyGrid* propgrid, wxWindow* primary, wxEvent& event ) wxOVERRIDE;
 
 protected:
+    virtual bool DisplayEditorDialog(wxPropertyGrid* pg, wxVariant& value) wxOVERRIDE;
+
     // Value must be stored as variant - otherwise it will be
     // decreffed to oblivion on GetValue().
     wxVariant  m_value_wxFontData;