static void KeyHandler(RemoteControlKeyEventArgs args)
{
if (args.Handled)
{
return;
}
BindableProperty property = null;
if (args.KeyName == RemoteControlKeyNames.Up)
{
property = UpProperty;
}
else if (args.KeyName == RemoteControlKeyNames.Down)
{
property = DownProperty;
}
else if (args.KeyName == RemoteControlKeyNames.Left)
{
property = LeftProperty;
}
else if (args.KeyName == RemoteControlKeyNames.Right)
{
property = RightProperty;
}
if (property != null)
{
var next = (args.Sender.GetValue(property) as VisualElement);
if (next != null && next.Focus())
{
args.Handled = true;
}
}
}
public void SendKeyEvent(RemoteControlKeyEventArgs args)
{
if (_acceptedKeyType.HasFlag(args.KeyType))
{
ICommand cmd = Command;
if (cmd != null && cmd.CanExecute(args))
{
cmd.Execute(args);
}
if (args.KeyType == RemoteControlKeyTypes.KeyDown)
{
KeyDown?.Invoke(this, args);
}
else
{
KeyUp?.Invoke(this, args);
}
}
}
void OnVideoOutputKeyEvent(RemoteControlKeyEventArgs args)
{
if (!UsesEmbeddingControls)
{
return;
}
if (!_controls.Value.IsVisible)
{
ShowController();
return;
}
if (args.KeyName == RemoteControlKeyNames.Left)
{
if (RewindCommand.CanExecute(null))
{
args.Handled = true;
RewindCommand.Execute(null);
}
}
else if (args.KeyName == RemoteControlKeyNames.Right)
{
if (FastForwardCommand.CanExecute(null))
{
args.Handled = true;
FastForwardCommand.Execute(null);
}
}
else if (args.KeyName == RemoteControlKeyNames.Return)
{
if (StartCommand.CanExecute(null))
{
args.Handled = true;
StartCommand.Execute(null);
}
}
}
