public override DragAndDropVisualMode DoDrag(TreeViewItem parentItem, TreeViewItem targetItem, bool perform, TreeViewDragging.DropPosition dropPos)
{
TestDragging.FooDragData fooDragData = DragAndDrop.GetGenericData("FooDragging") as TestDragging.FooDragData;
FooTreeViewItem fooTreeViewItem = targetItem as FooTreeViewItem;
FooTreeViewItem fooTreeViewItem2 = parentItem as FooTreeViewItem;
if (fooTreeViewItem2 != null && fooDragData != null)
{
bool flag = this.ValidDrag(parentItem, fooDragData.m_DraggedItems);
if (perform && flag)
{
List <BackendData.Foo> draggedItems = (from x in fooDragData.m_DraggedItems
where x is FooTreeViewItem
select((FooTreeViewItem)x).foo).ToList <BackendData.Foo>();
int[] selectedIDs = (from x in fooDragData.m_DraggedItems
where x is FooTreeViewItem
select((FooTreeViewItem)x).id).ToArray <int>();
this.m_BackendData.ReparentSelection(fooTreeViewItem2.foo, fooTreeViewItem.foo, draggedItems);
this.m_TreeView.ReloadData();
this.m_TreeView.SetSelection(selectedIDs, true);
}
return((!flag) ? DragAndDropVisualMode.None : DragAndDropVisualMode.Move);
}
return(DragAndDropVisualMode.None);
}
public override DragAndDropVisualMode DoDrag(TreeViewItem parentItem, TreeViewItem targetItem, bool perform, TreeViewDragging.DropPosition dropPos)
{
TestDragging.FooDragData genericData = DragAndDrop.GetGenericData("FooDragging") as TestDragging.FooDragData;
FooTreeViewItem fooTreeViewItem1 = targetItem as FooTreeViewItem;
FooTreeViewItem fooTreeViewItem2 = parentItem as FooTreeViewItem;
if (fooTreeViewItem2 == null || genericData == null)
{
return(DragAndDropVisualMode.None);
}
bool flag = this.ValidDrag(parentItem, genericData.m_DraggedItems);
if (perform && flag)
{
List <BackendData.Foo> list = genericData.m_DraggedItems.Where <TreeViewItem>((Func <TreeViewItem, bool>)(x => x is FooTreeViewItem)).Select <TreeViewItem, BackendData.Foo>((Func <TreeViewItem, BackendData.Foo>)(x => ((FooTreeViewItem)x).foo)).ToList <BackendData.Foo>();
int[] array = genericData.m_DraggedItems.Where <TreeViewItem>((Func <TreeViewItem, bool>)(x => x is FooTreeViewItem)).Select <TreeViewItem, int>((Func <TreeViewItem, int>)(x => x.id)).ToArray <int>();
this.m_BackendData.ReparentSelection(fooTreeViewItem2.foo, fooTreeViewItem1.foo, list);
this.m_TreeView.ReloadData();
this.m_TreeView.SetSelection(array, true);
}
return(flag ? DragAndDropVisualMode.Move : DragAndDropVisualMode.None);
}
