public override DragAndDropVisualMode DoDrag(TreeViewItem parentItem, TreeViewItem targetItem, bool perform, TreeViewDragging.DropPosition dropPos)
{
TestDragging.FooDragData fooDragData = DragAndDrop.GetGenericData("FooDragging") as TestDragging.FooDragData;
FooTreeViewItem fooTreeViewItem = parentItem as FooTreeViewItem;
DragAndDropVisualMode result;
if (fooTreeViewItem != 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>();
int insertionIndex = TreeViewDragging.GetInsertionIndex(parentItem, targetItem, dropPos);
this.m_BackendData.ReparentSelection(fooTreeViewItem.foo, insertionIndex, draggedItems);
this.m_TreeView.ReloadData();
this.m_TreeView.SetSelection(selectedIDs, true);
}
result = ((!flag) ? DragAndDropVisualMode.None : DragAndDropVisualMode.Move);
}
else
{
result = DragAndDropVisualMode.None;
}
return(result);
}
public override void FetchData()
{
itemCounter = 1;
m_RootItem = new FooTreeViewItem(m_Backend.root.id, 0, null, m_Backend.root.name, m_Backend.root);
AddChildrenRecursive(m_Backend.root, m_RootItem);
m_NeedRefreshRows = true;
}
public override void FetchData()
{
// For LazyTreeViewDataSources we just generate the 'm_VisibleRows' items:
itemCounter = 1;
m_RootItem = new FooTreeViewItem(m_Backend.root.id, 0, null, m_Backend.root.name, m_Backend.root);
AddVisibleChildrenRecursive(m_Backend.root, m_RootItem);
m_Rows = new List <TreeViewItem>();
GetVisibleItemsRecursive(m_RootItem, m_Rows);
m_NeedRefreshRows = false;
}
public override DragAndDropVisualMode DoDrag(TreeViewItem parentItem, TreeViewItem targetItem, bool perform, TreeViewDragging.DropPosition dropPos)
{
FooDragData genericData = DragAndDrop.GetGenericData("FooDragging") as FooDragData;
FooTreeViewItem item = parentItem as FooTreeViewItem;
if ((item != null) && (genericData != null))
{
bool flag = this.ValidDrag(parentItem, genericData.m_DraggedItems);
if (perform && flag)
{
if (< > f__am$cache0 == null)
{