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
}
private void LayoutModeSelectionChanged(object sender, SelectionChangedEventArgs e)
{
string definitionString = (sender as ComboBox).SelectedItem.ToString();
LayoutDefinitionBase layout = null;
switch (definitionString)
{
case "Stack":
layout = new StackLayoutDefinition();
this.listView.ItemTemplate = Root.Resources["DefaultTemplate"] as DataTemplate;
break;
case "Wrap":
layout = new WrapLayoutDefinition()
{
ItemWidth = 400
};
this.listView.ItemTemplate = Root.Resources["DefaultTemplate"] as DataTemplate;
break;
case "Staggered":
layout = new StaggeredLayoutDefinition();
this.listView.ItemTemplate = null;
break;
default:
break;
}
this.listView.ItemTemplateSelector = Root.Resources["Selector"] as DataTemplateSelector;
this.listView.LayoutDefinition = layout;
}
internal void OnLayoutDefinitionChanged(LayoutDefinitionBase oldLayoutDefinition, LayoutDefinitionBase newLayoutDefinition)
{
this.layoutController.OnLayoutDefinitionChanged(oldLayoutDefinition, newLayoutDefinition);
}
