protected override void OnExecutingHistoryMemento(ExecutingHistoryMementoEventArgs e)
{
this.dontDrop = true;
if (e.MayAlterSuspendTool)
{
e.SuspendTool = false;
}
}
protected override void OnExecutingHistoryMemento(ExecutingHistoryMementoEventArgs e)
{
this.dontDrop = true;
RestoreSavedRegion();
ClearSavedMemory();
if (e.MayAlterSuspendTool)
{
e.SuspendTool = false;
}
}
protected override void OnExecutingHistoryMemento(ExecutingHistoryMementoEventArgs e)
{
if ((this.State == TransactedToolState.Drawing) && !this.RequestCancelDrawing())
{
throw new InternalErrorException($"Couldn't cancel Drawing state (Tool={base.GetType().Name})");
}
if ((this.State == TransactedToolState.Editing) && !this.RequestCancelEditing())
{
throw new InternalErrorException($"Couldn't cancel Editing state (Tool={base.GetType().Name})");
}
base.OnExecutingHistoryMemento(e);
}
protected override void OnExecutingHistoryMemento(ExecutingHistoryMementoEventArgs e)
{
this.dontDrop = true;
if (e.MayAlterSuspendTool)
{
e.SuspendTool = false;
}
}
protected override void OnExecutingHistoryMemento(ExecutingHistoryMementoEventArgs e)
{
this.dontDrop = true;
RestoreSavedRegion();
ClearSavedMemory();
if (e.MayAlterSuspendTool)
{
e.SuspendTool = false;
}
}
protected virtual void OnExecutingHistoryMemento(ExecutingHistoryMementoEventArgs e)
{
}
private void ExecutingHistoryMemento(object sender, ExecutingHistoryMementoEventArgs e)
{
this.OnExecutingHistoryMemento(e);
}
