protected override void OnPreviewDragLeave(DragEventArgs e)
{
base.OnPreviewDragLeave(e);
//Debug.WriteLine("PreviewDragLeave");
_insertionAdorner?.Dispose();
_insertionAdorner = null;
}
private void ResetDragAndDropParameter()
{
//Debug.WriteLine("ResetParameter");
_targetContainer = null;
_startPosition = new Point();
_dragAdorner?.Dispose();
_dragAdorner = null;
_insertionAdorner?.Dispose();
_insertionAdorner = null;
}
protected override void OnPreviewDragEnter(DragEventArgs e)
{
base.OnPreviewDragEnter(e);
//Debug.WriteLine("PreviewDragEnter");
// のっかったコンテナを取得
var isBottom = false;
var entered = GetContainer(e.OriginalSource as FrameworkElement);
if (entered == null)
{
// 最後にしてみる
entered = ItemContainerGenerator.ContainerFromIndex(Items.Count - 1) as FrameworkElement;
isBottom = true;
}
_insertionAdorner = InsertionAdorner.Create(entered, isBottom);
}
protected override void OnPreviewDragEnter(DragEventArgs e)
{
base.OnPreviewDragEnter(e);
//Debug.WriteLine("PreviewDragEnter");
// のっかったコンテナを取得
var isBottom = false;
var entered = GetContainer(e.OriginalSource as FrameworkElement);
if (entered == null)
{
// 最後にしてみる
entered = ItemContainerGenerator.ContainerFromIndex(Items.Count - 1) as FrameworkElement;
isBottom = true;
}
_insertionAdorner = InsertionAdorner.Create(entered, isBottom);
}
private void ResetDragAndDropParameter()
{
//Debug.WriteLine("ResetParameter");
_targetContainer = null;
_startPosition = new Point();
_dragAdorner?.Dispose();
_dragAdorner = null;
_insertionAdorner?.Dispose();
_insertionAdorner = null;
}
protected override void OnPreviewDragLeave(DragEventArgs e)
{
base.OnPreviewDragLeave(e);
//Debug.WriteLine("PreviewDragLeave");
_insertionAdorner?.Dispose();
_insertionAdorner = null;
}