protected override async void OnTapped(TappedRoutedEventArgs e)
{
if (!e.Handled)
{
var source = e.OriginalSource as FrameworkElement;
if (source != null)
{
var attr = DataContext as PersistentObjectAttribute;
if (attr != null)
{
var args = new AttributeContextMenuArgs(attr);
((StoreHooks)Service.Current.Hooks).AttributeContextMenu(args);
if (args.Commands.Count > 0)
{
if (args.AutoExecuteFirst && args.Commands.Count == 1)
args.Commands[0].Invoked(args.Commands[0]);
else
{
var popupMenu = new PopupMenu();
args.Commands.Run(popupMenu.Commands.Add);
var point = source.TransformToVisual(null).TransformPoint(e.GetPosition(this));
await popupMenu.ShowAsync(point);
}
e.Handled = true;
}
}
}
}
base.OnTapped(e);
}
private void HandleTapAndHold(GestureEventArgs e, bool alwaysOpen = false)
{
if (!e.Handled)
{
var source = e.OriginalSource as FrameworkElement;
if (source != null)
{
var attr = DataContext as PersistentObjectAttribute;
if (attr != null)
{
var menu = ContextMenuService.GetContextMenu(this);
if (menu.Items.Count > 0)
menu.Items.Clear();
var args = new AttributeContextMenuArgs(attr);
((PhoneHooks)Service.Current.Hooks).AttributeContextMenu(args);
if (args.Commands.Count > 0)
{
if (!alwaysOpen && args.AutoExecuteFirst && args.Commands.Count == 1)
args.Commands[0].Action(attr);
else
{
args.Commands.Run(cmd =>
{
var menuItem = new MenuItem { DataContext = cmd, Header = cmd.Text };
menuItem.Click += (_, __) => cmd.Action(attr);
menu.Items.Add(menuItem);
});
menu.IsOpen = true;
}
}
e.Handled = true;
}
}
}
}
