X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/907f09f44b7b18159d71bb08e9af5fce8c814a14..7c60222510bc5e197b12f153c4bf05db66cb0f4a:/src/osx/dataview_osx.cpp?ds=sidebyside

diff --git a/src/osx/dataview_osx.cpp b/src/osx/dataview_osx.cpp
index 05ad19fcbe..d840376145 100644
--- a/src/osx/dataview_osx.cpp
+++ b/src/osx/dataview_osx.cpp
@@ -127,7 +127,7 @@ bool wxOSXDataViewModelNotifier::ItemChanged(wxDataViewItem const& item)
   if (m_DataViewCtrlPtr->GetDataViewPeer()->Update(GetOwner()->GetParent(item),item))
   {
    // sent the equivalent wxWidget event:
-    wxDataViewEvent dataViewEvent(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
+    wxDataViewEvent dataViewEvent(wxEVT_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
 
     dataViewEvent.SetEventObject(m_DataViewCtrlPtr);
     dataViewEvent.SetItem(item);
@@ -147,7 +147,7 @@ bool wxOSXDataViewModelNotifier::ItemsChanged(wxDataViewItemArray const& items)
 {
   size_t const noOfItems = items.GetCount();
 
-  wxDataViewEvent dataViewEvent(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
+  wxDataViewEvent dataViewEvent(wxEVT_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
 
 
   dataViewEvent.SetEventObject(m_DataViewCtrlPtr);
@@ -213,7 +213,7 @@ bool wxOSXDataViewModelNotifier::ValueChanged(wxDataViewItem const& item, unsign
   wxCHECK_MSG(GetOwner() != NULL,false,"Owner not initialized.");
   if (m_DataViewCtrlPtr->GetDataViewPeer()->Update(GetOwner()->GetParent(item),item))
   {
-    wxDataViewEvent dataViewEvent(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
+    wxDataViewEvent dataViewEvent(wxEVT_DATAVIEW_ITEM_VALUE_CHANGED,m_DataViewCtrlPtr->GetId());
 
     dataViewEvent.SetEventObject(m_DataViewCtrlPtr);
     dataViewEvent.SetColumn(col);
@@ -348,6 +348,11 @@ void wxDataViewCustomRenderer::SetDC(wxDC* newDCPtr)
 wxDataViewCtrl::~wxDataViewCtrl()
 {
   ClearColumns();
+
+  // Ensure that the already destructed controls is not notified about changes
+  // in the model any more.
+  if (m_ModelNotifier != NULL)
+    m_ModelNotifier->GetOwner()->RemoveNotifier(m_ModelNotifier);
 }
 
 void wxDataViewCtrl::Init()
@@ -355,6 +360,7 @@ void wxDataViewCtrl::Init()
   m_CustomRendererPtr = NULL;
   m_Deleting          = false;
   m_cgContext         = NULL;
+  m_ModelNotifier     = NULL;
 }
 
 bool wxDataViewCtrl::Create(wxWindow *parent,
@@ -381,10 +387,19 @@ bool wxDataViewCtrl::AssociateModel(wxDataViewModel* model)
 
 
   wxCHECK_MSG(dataViewWidgetPtr != NULL,false,"Pointer to native control must not be NULL.");
+
+  // We could have been associated with another model previously, break the
+  // association in this case.
+  if ( m_ModelNotifier )
+      m_ModelNotifier->GetOwner()->RemoveNotifier(m_ModelNotifier);
+
   if (wxDataViewCtrlBase::AssociateModel(model) && dataViewWidgetPtr->AssociateModel(model))
   {
     if (model != NULL)
-      model->AddNotifier(new wxOSXDataViewModelNotifier(this));
+    {
+      m_ModelNotifier = new wxOSXDataViewModelNotifier(this);
+      model->AddNotifier(m_ModelNotifier);
+    }
     return true;
   }
   else