public override void Trigger(EditableView.ClickPosition.Sources source, EditableView pnlView, Transaction transaction)
{
bool ongoing = pnlView.OngoingShape != null;
pnlView.ConcludeOngoing();
if (ongoing)
{
return; // we cancelled the current; better to not also undo a previous - that can look like 2 operations
}
if (CurrentDocument.UndoTransactions.Count == 0)
{
return;
}
CurrentPage.DeselectAll(); // in case undo deletes something in selected list
Transaction actualTransaction = CurrentDocument.UndoTransactions[CurrentDocument.UndoTransactions.Count - 1];
CurrentDocument.UndoTransactions.RemoveAt(CurrentDocument.UndoTransactions.Count - 1);
actualTransaction.Undo();
pnlView.InvalidateAll();
CurrentDocument.RedoTransactions.Add(actualTransaction);
if (CurrentDocument.Changed != actualTransaction.ChangedAtStart)
{
CurrentDocument.Changed = actualTransaction.ChangedAtStart;
}
Editor.IndirectEffectsUndoRedo(actualTransaction, true);
Shape.RestoreCaretState(actualTransaction); // Ignored unless objTransaction.CaretState is defined
}
public override void Trigger(EditableView.ClickPosition.Sources source, EditableView pnlView, Transaction transaction)
{
if (CurrentDocument.RedoTransactions.Count == 0)
{
return;
}
pnlView.ConcludeOngoing();
CurrentPage.DeselectAll(); // in case undo deletes something in selected list
Transaction actualTransaction = CurrentDocument.RedoTransactions[CurrentDocument.RedoTransactions.Count - 1];
CurrentDocument.RedoTransactions.RemoveAt(CurrentDocument.RedoTransactions.Count - 1);
actualTransaction.Undo();
pnlView.InvalidateAll();
CurrentDocument.UndoTransactions.Add(actualTransaction);
if (!CurrentDocument.Changed)
{
CurrentDocument.Changed = true;
}
Editor.IndirectEffectsUndoRedo(actualTransaction, false);
}