private void ShowTransportGrid()
{
InlineFrame.IsEnabled = false;
if (InlineFrame.Content is IXboxInputPage)
{
((IXboxInputPage)InlineFrame.Content).PreserveFocus();
}
//TransportControlGrid.Visibility = Visibility.Visible;
transportGridAnimating = true;
Storyboard storyboard = ((Storyboard)TransportControlGrid.Resources["EnterStoryboard"]);
EventHandler <object> handler = null;
handler = new EventHandler <object>((x, y) =>
{
storyboard.Completed -= handler;
transportGridAnimating = false;
transportGridVisible = true;
TransportControlGrid.IsHitTestVisible = true;
PlayButton.Focus(FocusState.Keyboard);
ElementSoundPlayer.Play(ElementSoundKind.Show);
});
storyboard.Completed += handler;
storyboard.Begin();
}
protected override void OnAppearing()
{
base.OnAppearing();
_isPageDisappeared = false;
MessagingCenter.Subscribe <IKeyEventSender, string>(this, "KeyDown", (s, e) => { KeyEventHandler(e); });
PlayButton.Focus();
Device.StartTimer(UpdateInterval, UpdatePlayerControl);
}
public void Show(int timeout)
{
// Do not show anything if error handling in progress.
if (_hasFinished)
{
return;
}
if (!_isShowing)
{
PlayButton.Focus();
_isShowing = true;
}
TopBar.IsVisible = true;
BottomBar.IsVisible = true;
_hideTime = timeout;
}
//Move focus where needed, a crude way of doing it thou
//int indicates direction
private void MoveFocus(int e)
{
//0 = down
if (e == 0)
{
if (PlayButton.IsFocused)
{
OptionsButton.Focus();
}
else if (OptionsButton.IsFocused)
{
ExitButton.Focus();
}
else if (ExitButton.IsFocused)
{
PlayButton.Focus();
}
else
{
PlayButton.Focus();
}
}
//1 = up
if (e == 1)
{
if (PlayButton.IsFocused)
{
ExitButton.Focus();
}
else if (OptionsButton.IsFocused)
{
PlayButton.Focus();
}
else if (ExitButton.IsFocused)
{
OptionsButton.Focus();
}
else
{
PlayButton.Focus();
}
}
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
if (VideoPlayer.IsFullWindow)
{
e.Cancel = true;
VideoPlayer.IsFullWindow = false;
VideoPlayer.AreTransportControlsEnabled = false;
PlayButton.Focus(FocusState.Keyboard);
return;
}
if (VideoPlayer.Source != null)
{
VideoPlayer.Source = null;
VideoPlayer.MediaPlayer.CurrentStateChanged -= MediaPlayer_CurrentStateChanged;
}
base.OnNavigatingFrom(e);
}
private void OnPlayerStateChanged(PlayerState state)
{
Logger.Info($"Player State Changed: {state}");
if (_isPageDisappeared)
{
Logger.Warn("Page scheduled for disappearing or already disappeared. Stale Event? Not Processed.");
return;
}
switch (state)
{
case PlayerState.Prepared:
{
if (_playerService.IsSeekingSupported)
{
BackButton.IsEnabled = true;
ForwardButton.IsEnabled = true;
}
PlayButton.IsEnabled = true;
SettingsButton.IsEnabled = true;
PlayButton.Focus();
_playerService.Start();
Show();
break;
}
case PlayerState.Playing:
PlayImage.Source = ImageSource.FromFile("btn_viewer_control_pause_normal.png");
break;
case PlayerState.Paused:
PlayImage.Source = ImageSource.FromFile("btn_viewer_control_play_normal.png");
break;
}
}
private void setFocusToPlayButton(object sender, RoutedEventArgs e)
{
PlayButton.Focus(FocusState.Programmatic);
}
private void KeyEventHandler(string e)
{
// Prevents key handling & focus change in Show().
// Consider adding a call Focus(Focusable Object) where focus would be set in one place
// and error status could be handled.
if (_hasFinished)
{
return;
}
if (e.Contains("Back") && !e.Contains("XF86PlayBack"))
{
//If the 'return' button on standard or back arrow on the smart remote control was pressed do react depending on the playback state
if (_playerService.State < PlayerState.Playing ||
_playerService.State >= PlayerState.Playing && !_isShowing)
{
//return to the main menu showing all the video contents list
Navigation.RemovePage(this);
}
else
{
if (Settings.IsVisible)
{
Settings.IsVisible = false;
PlayButton.IsEnabled = true;
PlayButton.Focus();
}
else
{
Hide();
}
}
}
else
{
if (Settings.IsVisible)
{
return;
}
if (_isShowing)
{
if ((e.Contains("Play") || e.Contains("XF86PlayBack")) &&
_playerService.State == PlayerState.Paused)
{
_playerService.Start();
}
else if ((e.Contains("Pause") || e.Contains("XF86PlayBack")) &&
_playerService.State == PlayerState.Playing)
{
_playerService.Pause();
}
if ((e.Contains("Next") || e.Contains("Right")))
{
Forward();
}
else if ((e.Contains("Rewind") || e.Contains("Left")))
{
Rewind();
}
else if ((e.Contains("Up")))
{
HandleSettings();
}
//expand the time that playback control bar is on the screen
_hideTime = DefaultTimeout;
}
else
{
if (e.Contains("Stop"))
{
Navigation.RemovePage(this);
}
else
{
//Make the playback control bar visible on the screen
Show();
}
}
}
}
public void Resume()
{
Player?.Resume();
PlayButton.Focus();
}
