public override void HandleDrop(WinForms::IDataObject dragData)
{
if (ControlHelpers.ShiftPressed)
base.HandleDrop(dragData);
else
{
if (!this.IsValidDropTarget(dragData))
return;
IEnumerable<IMaxNode> nodes = GetMaxNodesFromDragData(dragData);
ChangeGroupCommand cmd = new ChangeGroupCommand(nodes, this.MaxNode, true);
cmd.Execute(true);
}
}
public override void Do()
{
this.groupHead = GroupHelpers.CreateGroupHead();
ChangeGroupCommand changeGroupCmd = new ChangeGroupCommand(this.nodes, this.groupHead, true);
changeGroupCmd.Execute(false);
}