/// <summary>
/// Called when a menu item has been selected
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public override bool OnOptionsItemSelected(IMenuItem item)
{
bool handled = false;
int id = item.ItemId;
// Let the main command router have a look first
if (CommandRouter.HandleCommand(id) == true)
{
handled = true;
}
// Pass on a collapse request to the adapter
else if (id == Resource.Id.action_collapse)
{
Adapter.OnCollapseRequest();
handled = true;
}
else if (id == Resource.Id.filter)
{
FilterSelector?.SelectFilter();
}
if (handled == false)
{
handled = base.OnOptionsItemSelected(item);
}
return(handled);
}
/// <summary>
/// Base constructor which must be implemented if it is to successfully inherit from the Application
/// class.
/// </summary>
/// <param name="handle"></param>
/// <param name="transfer"></param>
public MainApp(IntPtr handle, JniHandleOwnership transfer) : base(handle, transfer)
{
instance = this;
// Set up logging
Logger.Reporter = this;
// Initialise the storage
InitialiseStorage();
// Bind the command handlers to their command identities
CommandRouter.BindHandlers();
// Configure the controllers
ConfigureControllers();
// Initialise the network monitoring
deviceDiscoverer = new DeviceDiscovery(Context);
// Create a PlaybackRouter.
playbackRouter = new PlaybackRouter(Context);
// Start the MediaNotificationService
mediaNotificationServiceInterface = new MediaNotificationServiceInterface(Context);
// Start the ApplicationShutdownService
applicationShutdownInterface = new ApplicationShutdownInterface(Context);
}
/// <summary>
/// Bind to the specified view.
/// </summary>
/// <param name="menu"></param>
public override void BindToView(View view, Context context)
{
if (view != null)
{
// Find the textview to display the library name and install a click handler
titleTextView = view.FindViewById <TextView>(Resource.Id.toolbar_title);
// Find the playback_info menu item if it exists
if (titleTextView != null)
{
// Create a Popup for this text view and route it's selections to the CommandRouter
titlePopup = new PopupMenu(context, titleTextView);
titlePopup.Inflate(Resource.Menu.menu_library);
titlePopup.MenuItemClick += (sender, args) =>
{
CommandRouter.HandleCommand(args.Item.ItemId);
};
// Show the popup when the textview is selected
titleTextView.Click += (sender, args) =>
{
titlePopup.Show();
};
LibraryNameDisplayController.DataReporter = this;
}
}
else
{
titleTextView = null;
titlePopup = null;
}
}
/// <summary>
/// Called to handle the command.
/// </summary>
/// <param name="commandIdentity"></param>
public override void HandleCommand(int commandIdentity)
{
// Create a Popup menu containing the Autoplay options
PopupMenu autoplayMenu = new PopupMenu(commandButton.Context, commandButton);
autoplayMenu.Inflate(Resource.Menu.menu_autoplay);
autoplayMenu.MenuItemClick += (sender, args) =>
{
CommandRouter.HandleCommand(args.Item.ItemId, selectedObjects.SelectedObjects, commandCallback, commandButton);
};
autoplayMenu.Show();
}
/// <summary>
/// Use the command handler associated with each button to determine if the button should be shown
/// </summary>
/// <param name="selectedObjects"></param>
public void DetermineButtonsVisibility(GroupedSelection selectedObjects)
{
foreach (KeyValuePair <int, AppCompatImageButton> buttonPair in Buttons)
{
// Is there a command handler associated with this button
CommandHandler handler = CommandRouter.GetHandlerForCommand(buttonPair.Key);
if (handler != null)
{
buttonPair.Value.Visibility =
(handler.IsSelectionValidForCommand(selectedObjects, buttonPair.Key) == true) ? ViewStates.Visible : ViewStates.Gone;
}
}
}
/// <summary>
/// Called when one of the main toolbar menu items has been selected
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public override bool OnOptionsItemSelected(IMenuItem item)
{
bool handled = false;
int id = item.ItemId;
// Let the CommandRouter have first go
if (CommandRouter.HandleCommand(id) == true)
{
handled = true;
}
// If the selection has not been handled pass it on to the base class
if (handled == false)
{
handled = base.OnOptionsItemSelected(item);
}
return(handled);
}
/// <summary>
/// Bind to the specified menu item.
/// Replace the standard view associated with the menu item with our own reduced margin version
/// Store the AppCompatImageButton from the view so that the icon can be changed.
/// Add an event handler for the button.
/// </summary>
/// <param name="menu"></param>
public override void BindToMenu(IMenu menu, Context context, View activityContent)
{
if (menu != null)
{
// Find the playback_info menu item if it exists
IMenuItem boundMenuItem = menu.FindItem(Resource.Id.playback_mode);
if (boundMenuItem != null)
{
boundMenuItem.SetActionView(Resource.Layout.toolbarButton);
imageButton = boundMenuItem.ActionView.FindViewById <AppCompatImageButton>(Resource.Id.toolbarSpecialButton);
// Create a Popup for this button and route it's selections to the CommandRouter
titlePopup = new PopupMenu(context, imageButton);
titlePopup.Inflate(Resource.Menu.menu_playback);
titlePopup.MenuItemClick += (sender, args) =>
{
CommandRouter.HandleCommand(args.Item.ItemId);
};
// Show the popup when the button is selected
imageButton.Click += (sender, args) =>
{
// Set the submenu item text according to the current state of the individual playback attributes
titlePopup.Menu.FindItem(Resource.Id.repeat_on_off).SetTitle(PlaybackModeModel.RepeatOn ? "Repeat off" : "Repeat on");
titlePopup.Menu.FindItem(Resource.Id.shuffle_on_off).SetTitle(PlaybackModeModel.ShuffleOn ? "Shuffle off" : "Shuffle on");
titlePopup.Menu.FindItem(Resource.Id.auto_on_off).SetTitle(PlaybackModeModel.AutoOn ? "Auto off" : "Auto on");
titlePopup.Show();
};
DisplayPlaybackIcon();
}
PlaybackModeController.DataReporter = this;
}
else
{
imageButton = null;
titlePopup = null;
}
}
/// <summary>
/// Bind this command to the router. An override is required here as this command can be launched using two identities
/// </summary>
public override void BindToRouter()
{
CommandRouter.BindHandler(CommandIdentity, this);
CommandRouter.BindHandler(Resource.Id.auto_queue, this);
}
/// <summary>
/// Bind this command to the router. An override is required here as this command can be launched using two identities
/// </summary>
public override void BindToRouter()
{
CommandRouter.BindHandler(CommandIdentity, this);
CommandRouter.BindHandler(Resource.Id.play_now, this);
}
/// <summary> /// Bind this command to the router using its command identity /// </summary> public virtual void BindToRouter() => CommandRouter.BindHandler(CommandIdentity, this);
