public override async void CanClose(Action <bool> callback)
{
// Create a fake layer and apply the properties to it
LayerPropertiesViewModel?.ApplyProperties();
// TODO: EventPropVM must have layer too
if (EventPropertiesViewModel != null)
{
ProposedLayer.EventProperties = EventPropertiesViewModel.GetAppliedProperties();
}
ProposedLayer.Properties.Conditions.Clear();
foreach (var conditionViewModel in LayerConditionVms)
{
ProposedLayer.Properties.Conditions.Add(conditionViewModel.ConditionModel);
}
ProposedLayer.Properties.LayerKeybindModels.Clear();
foreach (var layerKeybindViewModel in LayerKeybindVms)
{
ProposedLayer.Properties.LayerKeybindModels.Add(layerKeybindViewModel.LayerKeybindModel);
}
// Ignore this property as it isn't user input
ProposedLayer.RenderAllowed = Layer.RenderAllowed;
// If not a keyboard, ignore size and position
if ((ProposedLayer.LayerType.DrawType != DrawType.Keyboard) || !ProposedLayer.LayerType.ShowInEdtor)
{
ProposedLayer.Properties.Width = Layer.Properties.Width;
ProposedLayer.Properties.Height = Layer.Properties.Height;
ProposedLayer.Properties.X = Layer.Properties.X;
ProposedLayer.Properties.Y = Layer.Properties.Y;
ProposedLayer.Properties.Contain = Layer.Properties.Contain;
}
// Ignore the children, can't just temporarily add them to the proposed layer because
// that would upset the child layers' relations (sounds like Dr. Phil amirite?)
var currentObj = GeneralHelpers.Clone(Layer);
currentObj.Children.Clear();
// Apply the IsEvent boolean
currentObj.SetupCondition();
ProposedLayer.SetupCondition();
var current = JsonConvert.SerializeObject(currentObj, Formatting.Indented);
var proposed = JsonConvert.SerializeObject(ProposedLayer, Formatting.Indented);
if (current.Equals(proposed))
{
callback(true);
return;
}
var close = await DialogService.ShowQuestionMessageBox("Unsaved changes", "Do you want to discard your changes?");
callback(close.Value);
}
