internal void OnLayoutDefinitionChanged(LayoutDefinitionBase oldLayoutDefinition, LayoutDefinitionBase newLayoutDefinition)
{
this.owner.ScrollToTop();
if (oldLayoutDefinition != null)
{
oldLayoutDefinition.PropertyChanged -= LayoutDefinition_PropertyChanged;
}
if (newLayoutDefinition != null)
{
newLayoutDefinition.PropertyChanged += LayoutDefinition_PropertyChanged;
}
if (this.strategy != null)
{
this.strategy.FullyRecycle();
}
this.strategy = newLayoutDefinition.CreateStrategy(this.modelGenerator, this.owner);
if (this.model.CurrentDataProvider != null && this.model.CurrentDataProvider.Status == DataProviderStatus.Ready)
{
this.model.SetLayoutSource();
}
this.strategy.FullyRecycle();
this.owner.UpdateService.RegisterUpdate((int)UpdateFlags.AffectsContent);
// TODO: add callback for orientation changed
}
public LayoutController(IListView owner, ListViewModel model)
{
this.owner = owner;
this.modelGenerator = new ItemModelGenerator(this.owner.ContainerGenerator);
this.strategy = new StackLayoutStrategy(this.modelGenerator, owner);
this.model = model;
}