private void EnsureProperActions(TriggerBaseNode trigger, StoryboardTimelineSceneNode storyboard)
{
if (!TriggersHelper.NeedsBeginAction(storyboard))
{
return;
}
TimelineActionNode timelineActionNode = (TimelineActionNode)BeginActionNode.Factory.Instantiate(storyboard.ViewModel);
timelineActionNode.TargetTimeline = storyboard;
TriggersHelper.DefaultAddAction(trigger, (TriggerActionNode)timelineActionNode);
storyboard.UpdateActionNames();
}
protected override void Delete()
{
if (!this.SceneNode.IsAttached)
{
return;
}
if (!TriggersHelper.CanDeleteAction(this.TimelineAction))
{
this.SceneNode.ViewModel.DesignerContext.MessageDisplayService.ShowError(StringTable.TriggerDeleteBeginAction);
}
else
{
using (SceneEditTransaction editTransaction = this.SceneNode.ViewModel.CreateEditTransaction(StringTable.TriggerChangeUndoUnit))
{
StoryboardTimelineSceneNode targetTimeline = this.TimelineAction.TargetTimeline;
this.SceneNode.Remove();
targetTimeline.UpdateActionNames();
editTransaction.Commit();
}
}
}