protected override void OnPreviewDragHint(PreviewDragHintEventArgs e)
{
if (!this.ShowDragHint)
{
e.DragHint = null;
e.UseDefaultHint = false;
}
base.OnPreviewDragHint(e);
}
protected override void OnPreviewDragHint(PreviewDragHintEventArgs e)
{
if (!this.ShowDragHint)
{
e.DragHint = (Image)null;
e.UseDefaultHint = false;
}
TreeViewPreviewDragHintEventArgs dragHintEventArgs = new TreeViewPreviewDragHintEventArgs(e.DragInstance, DropPosition.None);
dragHintEventArgs.DragHint = e.DragHint;
dragHintEventArgs.UseDefaultHint = e.UseDefaultHint;
base.OnPreviewDragHint((PreviewDragHintEventArgs)dragHintEventArgs);
}
private void dragDropService_PreviewDragHint(object sender, PreviewDragHintEventArgs e)
{
SnapshotDragItem dragInstance = e.DragInstance as SnapshotDragItem;
if (dragInstance == null)
{
return;
}
GridViewRowInfo rowInfo = e.DragInstance.GetDataContext() as GridViewRowInfo;
if (rowInfo != null && rowInfo.ViewTemplate.MasterTemplate.SelectedRows.Count > 1)
{
e.DragHint = new Bitmap(this.imageList1.Images[6]);
e.UseDefaultHint = false;
}
}
/// <summary>
/// The drag drop service_ preview drag hint.
/// </summary>
/// <param name="sender">
/// The sender.
/// </param>
/// <param name="e">
/// The e.
/// </param>
private void dragDropService_PreviewDragHint(object sender, PreviewDragHintEventArgs e)
{
var dataCellElement = e.DragInstance as GridDataCellElement;
if (dataCellElement != null && dataCellElement.ViewTemplate.MasterTemplate.SelectedRows.Count > 1)
{
// set custom drag hint for multiple rows here
//e.DragHint = new Bitmap(this.imageList1.Images[6]);
//e.UseDefaultHint = false;
}
}
void dragDropService_PreviewDragHint(object sender, PreviewDragHintEventArgs e)
{
e.UseDefaultHint = false;
}
protected override void OnPreviewDragHint(PreviewDragHintEventArgs e)
{
base.OnPreviewDragHint(e);
}
