// Delete Object (Memo or Arrow)
void DeleteObject(object sender, EventArgs args)
{
switch (StatusLabel.Text)
{
case "Memo Tapped":
Memo TappedMemo = (Memo)WhichObject(TappedObject);
foreach (Arrow arrow in TappedMemo.Arrows)
{
// Remove all arrows from Memo and MemoBoard
if (arrow.From == TappedMemo)
{
arrow.To.Arrows.Remove(arrow);
}
if (arrow.To == TappedMemo)
{
arrow.From.Arrows.Remove(arrow);
}
MemoBoard.Children.Remove(arrow.Body);
}
Memos.Remove(TappedMemo);
StatusLabel.Text = "Memo Deleted";
break;
case "Arrow Tapped":
case "Linking Memo":
Arrow TappedArrow = (Arrow)WhichObject(TappedObject);
Memo from = TappedArrow.From; from.Arrows.Remove(TappedArrow);
Memo to = TappedArrow.To; to.Arrows.Remove(TappedArrow);
LinkMemoButton.Text = "->"; // change the button label
StatusLabel.Text = "Arrow Deleted";
break;
}
MemoBoard.Children.Remove(TappedObject);
DeleteObjectButton.IsEnabled = false;
}
