SampleMediaRouterActivity.java 文件源码

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Be sure to call the super class.
    super.onCreateOptionsMenu(menu);

    // Inflate the menu and configure the media router action provider.
    getMenuInflater().inflate(R.menu.sample_media_router_menu, menu);

    MenuItem mediaRouteMenuItem = menu.findItem(R.id.media_route_menu_item);
    MediaRouteActionProvider mediaRouteActionProvider =
            (MediaRouteActionProvider)MenuItemCompat.getActionProvider(mediaRouteMenuItem);
    mediaRouteActionProvider.setRouteSelector(mSelector);
    mediaRouteActionProvider.setDialogFactory(new MediaRouteDialogFactory() {
        @Override
        public MediaRouteControllerDialogFragment onCreateControllerDialogFragment() {
            return new MediaRouteControllerDialogFragment() {
                @Override
                public MediaRouteControllerDialog onCreateControllerDialog(
                        Context context, Bundle savedInstanceState) {
                    mControllerDialog = new SampleMediaRouteControllerDialog(
                            context, mSessionManager, mPlayer);
                    return mControllerDialog;
                }
            };
        }
    });

    // Return true to show the menu.
    return true;
}