public override bool Execute()
{
if (DragObjects.IsNullOrEmpty() || Target == null || DragDropMethod == DragTopicsMethod.None)
{
return(false);
}
Parents = new Dictionary <ChartObject, object>();
Indices = new Dictionary <ChartObject, int>();
switch (DragDropMethod)
{
case DragTopicsMethod.Copy:
var data = new MapClipboardData(DragObjects);
NewObjects = PasteCommand.PasteObjectsTo(data, Document, Target);
AfterSelection = NewObjects;
return(true);
case DragTopicsMethod.Move:
if (DeleteCommand.DeleteObjects(DragObjects, Parents, Indices))
{
foreach (var co in DragObjects)
{
co.Parent = Target;
}
AfterSelection = DragObjects;
return(true);
}
return(false);
default:
return(false);
}
}
public override void Paste()
{
if (SelectedTopic != null)
{
var command = new PasteCommand(Map.Document, SelectedTopic);
ExecuteCommand(command);
}
}
