public void OnDragBegin(DragBeginEventArgs e)
{
if (this.nodePath == null)
{
return;
}
List <DataSchemaItem> list1 = new List <DataSchemaItem>(Enumerable.OfType <DataSchemaItem>((IEnumerable)this.SelectionContext));
if (list1.Count <= 0 || list1.Count != this.SelectionContext.Count || !list1.Contains(this))
{
return;
}
DataSchemaNode parent = list1[0].DataSchemaNode.Parent;
DataSourceNode dataSourceNode = list1[0].DataSourceNode;
List <DataSchemaNodePath> list2 = new List <DataSchemaNodePath>();
list2.Add(list1[0].nodePath.AbsolutePath);
for (int index = 1; index < list1.Count; ++index)
{
if (parent != list1[index].DataSchemaNode.Parent || dataSourceNode != list1[index].DataSourceNode)
{
return;
}
list2.Add(list1[index].nodePath.AbsolutePath);
}
DataSchemaNodePathCollection nodePathCollection = new DataSchemaNodePathCollection((IEnumerable <DataSchemaNodePath>)list2);
using (DataBindingDragDropManager.GetDragDropToken())
{
int num = (int)DragSourceHelper.DoDragDrop(e.DragSource, (object)nodePathCollection, DragDropEffects.Copy | DragDropEffects.Move);
}
}
public override IDropAction CreateInstance(DragDropContext context)
{
this.CheckNullArgument((object)context, "context");
DataSchemaNodePathCollection result = (DataSchemaNodePathCollection)null;
if (DragSourceHelper.FirstDataOfType <DataSchemaNodePathCollection>(context.Data, ref result))
{
BindingSceneInsertionPoint insertionPoint = context.Target.GetInsertionPoint((object)result, context) as BindingSceneInsertionPoint;
if (insertionPoint != null && insertionPoint.SceneNode != null)
{
return((IDropAction) new DropBindingAction(result, insertionPoint));
}
}
return((IDropAction)null);
}
private void SetSource(TimelineDragDescriptor descriptor)
{
DocumentNodeMarkerSortedList result1 = (DocumentNodeMarkerSortedList)null;
if (DragSourceHelper.FirstDataOfType <DocumentNodeMarkerSortedList>(descriptor.SourceObject, ref result1))
{
if (result1.Count == 1 && descriptor.TargetItem != null)
{
if (!this.SetSource((object)descriptor.TargetItem.TimelineItemManager.ViewModel.GetSceneNode(result1.MarkerAt(0).Node)))
{
;
}
}
else
{
this.SourceName = string.Format((IFormatProvider)CultureInfo.CurrentCulture, StringTable.DragMultipleItemsFormat, new object[1]
{
(object)result1.Count
});
this.SourceType = string.Empty;
}
}
else
{
Asset result2 = (Asset)null;
if (DragSourceHelper.FirstDataOfType <Asset>(descriptor.SourceObject, ref result2) && this.SetSource((object)result2))
{
return;
}
DataSchemaNodePathCollection result3 = (DataSchemaNodePathCollection)null;
if (DragSourceHelper.FirstDataOfType <DataSchemaNodePathCollection>(descriptor.SourceObject, ref result3))
{
this.SetDataBinding(descriptor.UserData as DataBindingDragDropModel);
}
else
{
this.SourceName = this.SourceType = string.Empty;
}
}
}