+ return wxDataViewItem(0);
+}
+
+wxDataViewItem wxDataViewTreeStore::GetNthChild( const wxDataViewItem& parent, unsigned int pos ) const
+{
+ wxDataViewTreeStoreContainerNode *parent_node = FindContainerNode( parent );
+ if (!parent_node) return wxDataViewItem(0);
+
+ wxDataViewTreeStoreNodeList::compatibility_iterator node = parent_node->GetChildren().Item( pos );
+ if (node)
+ return node->GetData();
+
+ return wxDataViewItem(0);
+}
+
+int wxDataViewTreeStore::GetChildCount( const wxDataViewItem& parent ) const
+{
+ wxDataViewTreeStoreNode *node = FindNode( parent );
+ if (!node) return -1;
+
+ if (!node->IsContainer())
+ return 0;
+
+ wxDataViewTreeStoreContainerNode *container_node = (wxDataViewTreeStoreContainerNode*) node;
+ return (int) container_node->GetChildren().GetCount();
+}
+
+void wxDataViewTreeStore::SetItemText( const wxDataViewItem& item, const wxString &text )
+{
+ wxDataViewTreeStoreNode *node = FindNode( item );
+ if (!node) return;
+
+ node->SetText( text );
+
+ // notify control
+ ValueChanged( item, 0 );
+}
+
+wxString wxDataViewTreeStore::GetItemText( const wxDataViewItem& item ) const
+{
+ wxDataViewTreeStoreNode *node = FindNode( item );
+ if (!node) return wxEmptyString;
+
+ return node->GetText();
+}
+
+void wxDataViewTreeStore::SetItemIcon( const wxDataViewItem& item, const wxIcon &icon )
+{
+ wxDataViewTreeStoreNode *node = FindNode( item );
+ if (!node) return;
+
+ node->SetIcon( icon );
+
+ // notify control
+ ValueChanged( item, 0 );
+}
+
+const wxIcon &wxDataViewTreeStore::GetItemIcon( const wxDataViewItem& item ) const
+{
+ wxDataViewTreeStoreNode *node = FindNode( item );
+ if (!node) return wxNullIcon;
+
+ return node->GetIcon();
+}
+
+void wxDataViewTreeStore::SetItemExpandedIcon( const wxDataViewItem& item, const wxIcon &icon )
+{
+ wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
+ if (!node) return;
+
+ node->SetExpandedIcon( icon );
+
+ // notify control
+ ValueChanged( item, 0 );
+}
+
+const wxIcon &wxDataViewTreeStore::GetItemExpandedIcon( const wxDataViewItem& item ) const
+{
+ wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
+ if (!node) return wxNullIcon;
+
+ return node->GetExpandedIcon();
+}
+
+void wxDataViewTreeStore::SetItemData( const wxDataViewItem& item, wxClientData *data )
+{
+ wxDataViewTreeStoreNode *node = FindNode( item );
+ if (!node) return;
+
+ node->SetData( data );
+
+ // notify control? only sensible when sorting on client data
+ // ValueChanged( item, 0 );
+}
+
+wxClientData *wxDataViewTreeStore::GetItemData( const wxDataViewItem& item ) const
+{
+ wxDataViewTreeStoreNode *node = FindNode( item );
+ if (!node) return NULL;
+
+ return node->GetData();
+}
+
+void wxDataViewTreeStore::DeleteItem( const wxDataViewItem& item )
+{
+ if (!item.IsOk()) return;
+
+ wxDataViewItem parent_item = GetParent( item );
+
+ wxDataViewTreeStoreContainerNode *parent_node = FindContainerNode( parent_item );
+ if (!parent_node) return;
+
+ wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
+ if (!node) return;
+
+ parent_node->GetChildren().DeleteObject( node );
+
+ // notify control
+ ItemDeleted( parent_item, item );
+}
+
+void wxDataViewTreeStore::DeleteChildren( const wxDataViewItem& item )
+{
+ wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
+ if (!node) return;
+
+ wxDataViewItemArray array;
+ wxDataViewTreeStoreNodeList::iterator iter;
+ for (iter = node->GetChildren().begin(); iter != node->GetChildren().end(); iter++)
+ {
+ wxDataViewTreeStoreNode* child = *iter;
+ array.Add( child->GetItem() );
+ }
+
+ node->GetChildren().clear();
+
+ // notify control
+ ItemsDeleted( item, array );
+}
+
+void wxDataViewTreeStore::DeleteAllItems()
+{
+ // TODO
+}
+
+void
+wxDataViewTreeStore::GetValue(wxVariant &variant,
+ const wxDataViewItem &item,
+ unsigned int WXUNUSED(col)) const
+{
+ // if (col != 0) return;
+
+ wxDataViewTreeStoreNode *node = FindNode( item );
+ if (!node) return;
+
+ wxDataViewIconText data( node->GetText(), node->GetIcon() );
+
+ variant << data;
+}
+
+bool
+wxDataViewTreeStore::SetValue(const wxVariant& variant,
+ const wxDataViewItem& item,
+ unsigned int WXUNUSED(col))
+{
+ // if (col != 0) return false;
+
+ wxDataViewTreeStoreNode *node = FindNode( item );
+ if (!node) return false;
+
+ wxDataViewIconText data;
+
+ data << variant;
+
+ node->SetText( data.GetText() );
+ node->SetIcon( data.GetIcon() );
+