Update the media router dialogs and integrate into system UI. (0abd3a6c) · Commits · e / os / android_frameworks_base

core/java/android/app/MediaRouteActionProvider.java

+92 −78

Original line number	Diff line number	Diff line
		@@ -16,10 +16,7 @@

		package android.app;

		import com.android.internal.app.MediaRouteChooserDialogFragment;

		import android.content.Context;
		import android.content.ContextWrapper;
		import android.media.MediaRouter;
		import android.media.MediaRouter.RouteInfo;
		import android.util.Log;
		@@ -30,22 +27,38 @@ import android.view.ViewGroup;

		import java.lang.ref.WeakReference;

		/**
		* The media route action provider displays a {@link MediaRouteButton media route button}
		* in the application's {@link ActionBar} to allow the user to select routes and
		* to control the currently selected route.
		* <p>
		* The application must specify the kinds of routes that the user should be allowed
		* to select by specifying the route types with the {@link #setRouteTypes} method.
		* </p><p>
		* Refer to {@link MediaRouteButton} for a description of the button that will
		* appear in the action bar menu. Note that instead of disabling the button
		* when no routes are available, the action provider will instead make the
		* menu item invisible. In this way, the button will only be visible when it
		* is possible for the user to discover and select a matching route.
		* </p>
		*/
		public class MediaRouteActionProvider extends ActionProvider {
		private static final String TAG = "MediaRouteActionProvider";

		private Context mContext;
		private MediaRouter mRouter;
		private MenuItem mMenuItem;
		private MediaRouteButton mView;
		private final Context mContext;
		private final MediaRouter mRouter;
		private final MediaRouterCallback mCallback;

		private int mRouteTypes;
		private MediaRouteButton mButton;
		private View.OnClickListener mExtendedSettingsListener;
		private RouterCallback mCallback;

		public MediaRouteActionProvider(Context context) {
		super(context);

		mContext = context;
		mRouter = (MediaRouter) context.getSystemService(Context.MEDIA_ROUTER_SERVICE);
		mCallback = new RouterCallback(this);
		mCallback = new MediaRouterCallback(this);

		// Start with live audio by default.
		// TODO Update this when new route types are added; segment by API level
		@@ -53,80 +66,74 @@ public class MediaRouteActionProvider extends ActionProvider {
		setRouteTypes(MediaRouter.ROUTE_TYPE_LIVE_AUDIO);
		}

		/**
		* Sets the types of routes that will be shown in the media route chooser dialog
		* launched by this button.
		*
		* @param types The route types to match.
		*/
		public void setRouteTypes(int types) {
		if (mRouteTypes == types) return;
		if (mRouteTypes != types) {
		// FIXME: We currently have no way of knowing whether the action provider
		// is still needed by the UI. Unfortunately this means the action provider
		// may leak callbacks until garbage collection occurs. This may result in
		// media route providers doing more work than necessary in the short term
		// while trying to discover routes that are no longer of interest to the
		// application. To solve this problem, the action provider will need some
		// indication from the framework that it is being destroyed.
		if (mRouteTypes != 0) {
		mRouter.removeCallback(mCallback);
		}
		mRouteTypes = types;
		if (types != 0) {
		mRouter.addCallback(types, mCallback, MediaRouter.CALLBACK_FLAG_PASSIVE_DISCOVERY);
		mRouter.addCallback(types, mCallback,
		MediaRouter.CALLBACK_FLAG_PASSIVE_DISCOVERY);
		}
		refreshRoute();

		if (mButton != null) {
		mButton.setRouteTypes(mRouteTypes);
		}
		if (mView != null) {
		mView.setRouteTypes(mRouteTypes);
		}
		}

		public void setExtendedSettingsClickListener(View.OnClickListener listener) {
		mExtendedSettingsListener = listener;
		if (mButton != null) {
		mButton.setExtendedSettingsClickListener(listener);
		}
		}

		@Override
		@SuppressWarnings("deprecation")
		public View onCreateActionView() {
		throw new UnsupportedOperationException("Use onCreateActionView(MenuItem) instead.");
		}

		@Override
		public View onCreateActionView(MenuItem item) {
		if (mMenuItem != null \|\| mView != null) {
		if (mButton != null) {
		Log.e(TAG, "onCreateActionView: this ActionProvider is already associated " +
		"with a menu item. Don't reuse MediaRouteActionProvider instances! " +
		"Abandoning the old one...");
		}
		mMenuItem = item;
		mView = new MediaRouteButton(mContext);
		mView.setCheatSheetEnabled(true);
		mView.setRouteTypes(mRouteTypes);
		mView.setExtendedSettingsClickListener(mExtendedSettingsListener);
		mView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,

		mButton = new MediaRouteButton(mContext);
		mButton.setCheatSheetEnabled(true);
		mButton.setRouteTypes(mRouteTypes);
		mButton.setExtendedSettingsClickListener(mExtendedSettingsListener);
		mButton.setLayoutParams(new ViewGroup.LayoutParams(
		ViewGroup.LayoutParams.WRAP_CONTENT,
		ViewGroup.LayoutParams.MATCH_PARENT));
		return mView;
		return mButton;
		}

		@Override
		public boolean onPerformDefaultAction() {
		final FragmentManager fm = getActivity().getFragmentManager();
		// See if one is already attached to this activity.
		MediaRouteChooserDialogFragment dialogFragment =
		(MediaRouteChooserDialogFragment) fm.findFragmentByTag(
		MediaRouteChooserDialogFragment.FRAGMENT_TAG);
		if (dialogFragment != null) {
		Log.w(TAG, "onPerformDefaultAction(): Chooser dialog already showing!");
		return false;
		}

		dialogFragment = new MediaRouteChooserDialogFragment();
		dialogFragment.setExtendedSettingsClickListener(mExtendedSettingsListener);
		dialogFragment.setRouteTypes(mRouteTypes);
		dialogFragment.show(fm, MediaRouteChooserDialogFragment.FRAGMENT_TAG);
		return true;
		}

		private Activity getActivity() {
		// Gross way of unwrapping the Activity so we can get the FragmentManager
		Context context = mContext;
		while (context instanceof ContextWrapper && !(context instanceof Activity)) {
		context = ((ContextWrapper) context).getBaseContext();
		}
		if (!(context instanceof Activity)) {
		throw new IllegalStateException("The MediaRouteActionProvider's Context " +
		"is not an Activity.");
		}

		return (Activity) context;
		}

		public void setExtendedSettingsClickListener(View.OnClickListener listener) {
		mExtendedSettingsListener = listener;
		if (mView != null) {
		mView.setExtendedSettingsClickListener(listener);
		if (mButton != null) {
		return mButton.showDialogInternal();
		}
		return false;
		}

		@Override
		@@ -136,36 +143,43 @@ public class MediaRouteActionProvider extends ActionProvider {

		@Override
		public boolean isVisible() {
		return mRouter.getRouteCount() > 1;
		return mRouter.isRouteAvailable(mRouteTypes,
		MediaRouter.AVAILABILITY_FLAG_IGNORE_DEFAULT_ROUTE);
		}

		private static class RouterCallback extends MediaRouter.SimpleCallback {
		private WeakReference<MediaRouteActionProvider> mAp;
		private void refreshRoute() {
		refreshVisibility();
		}

		private static class MediaRouterCallback extends MediaRouter.SimpleCallback {
		private final WeakReference<MediaRouteActionProvider> mProviderWeak;

		RouterCallback(MediaRouteActionProvider ap) {
		mAp = new WeakReference<MediaRouteActionProvider>(ap);
		public MediaRouterCallback(MediaRouteActionProvider provider) {
		mProviderWeak = new WeakReference<MediaRouteActionProvider>(provider);
		}

		@Override
		public void onRouteAdded(MediaRouter router, RouteInfo info) {
		final MediaRouteActionProvider ap = mAp.get();
		if (ap == null) {
		router.removeCallback(this);
		return;
		refreshRoute(router);
		}

		ap.refreshVisibility();
		@Override
		public void onRouteRemoved(MediaRouter router, RouteInfo info) {
		refreshRoute(router);
		}

		@Override
		public void onRouteRemoved(MediaRouter router, RouteInfo info) {
		final MediaRouteActionProvider ap = mAp.get();
		if (ap == null) {
		router.removeCallback(this);
		return;
		public void onRouteChanged(MediaRouter router, RouteInfo info) {
		refreshRoute(router);
		}

		ap.refreshVisibility();
		private void refreshRoute(MediaRouter router) {
		MediaRouteActionProvider provider = mProviderWeak.get();
		if (provider != null) {
		provider.refreshRoute();
		} else {
		router.removeCallback(this);
		}
		}
		}
		}

core/java/android/app/MediaRouteButton.java

+144 −178

Original line number	Diff line number	Diff line
		@@ -17,7 +17,7 @@
		package android.app;

		import com.android.internal.R;
		import com.android.internal.app.MediaRouteChooserDialogFragment;
		import com.android.internal.app.MediaRouteDialogPresenter;

		import android.content.Context;
		import android.content.ContextWrapper;
		@@ -30,7 +30,6 @@ import android.media.MediaRouter.RouteGroup;
		import android.media.MediaRouter.RouteInfo;
		import android.text.TextUtils;
		import android.util.AttributeSet;
		import android.util.Log;
		import android.view.Gravity;
		import android.view.HapticFeedbackConstants;
		import android.view.SoundEffectConstants;
		@@ -38,17 +37,15 @@ import android.view.View;
		import android.widget.Toast;

		public class MediaRouteButton extends View {
		private static final String TAG = "MediaRouteButton";
		private final MediaRouter mRouter;
		private final MediaRouterCallback mCallback;

		private MediaRouter mRouter;
		private final MediaRouteCallback mRouterCallback = new MediaRouteCallback();
		private int mRouteTypes;

		private boolean mAttachedToWindow;

		private Drawable mRemoteIndicator;
		private boolean mRemoteActive;
		private boolean mToggleMode;
		private boolean mCheatSheetEnabled;
		private boolean mIsConnecting;

		@@ -56,12 +53,13 @@ public class MediaRouteButton extends View {
		private int mMinHeight;

		private OnClickListener mExtendedSettingsClickListener;
		private MediaRouteChooserDialogFragment mDialogFragment;

		// The checked state is used when connected to a remote route.
		private static final int[] CHECKED_STATE_SET = {
		R.attr.state_checked
		};

		// The activated state is used while connecting to a remote route.
		private static final int[] ACTIVATED_STATE_SET = {
		R.attr.state_activated
		};
		@@ -78,6 +76,7 @@ public class MediaRouteButton extends View {
		super(context, attrs, defStyleAttr);

		mRouter = (MediaRouter)context.getSystemService(Context.MEDIA_ROUTER_SERVICE);
		mCallback = new MediaRouterCallback();

		TypedArray a = context.obtainStyledAttributes(attrs,
		com.android.internal.R.styleable.MediaRouteButton, defStyleAttr, 0);
		@@ -98,53 +97,99 @@ public class MediaRouteButton extends View {
		setRouteTypes(routeTypes);
		}

		private void setRemoteIndicatorDrawable(Drawable d) {
		if (mRemoteIndicator != null) {
		mRemoteIndicator.setCallback(null);
		unscheduleDrawable(mRemoteIndicator);
		/**
		* Gets the media route types for filtering the routes that the user can
		* select using the media route chooser dialog.
		*
		* @return The route types.
		*/
		public int getRouteTypes() {
		return mRouteTypes;
		}
		mRemoteIndicator = d;
		if (d != null) {
		d.setCallback(this);
		d.setState(getDrawableState());
		d.setVisible(getVisibility() == VISIBLE, false);

		/**
		* Sets the types of routes that will be shown in the media route chooser dialog
		* launched by this button.
		*
		* @param types The route types to match.
		*/
		public void setRouteTypes(int types) {
		if (mRouteTypes != types) {
		if (mAttachedToWindow && mRouteTypes != 0) {
		mRouter.removeCallback(mCallback);
		}

		refreshDrawableState();
		mRouteTypes = types;

		if (mAttachedToWindow && types != 0) {
		mRouter.addCallback(types, mCallback,
		MediaRouter.CALLBACK_FLAG_PASSIVE_DISCOVERY);
		}

		@Override
		public boolean performClick() {
		// Send the appropriate accessibility events and call listeners
		boolean handled = super.performClick();
		if (!handled) {
		playSoundEffect(SoundEffectConstants.CLICK);
		refreshRoute();
		}
		}

		if (mToggleMode) {
		if (mRemoteActive) {
		mRouter.selectRouteInt(mRouteTypes, mRouter.getDefaultRoute(), true);
		} else {
		final int N = mRouter.getRouteCount();
		for (int i = 0; i < N; i++) {
		final RouteInfo route = mRouter.getRouteAt(i);
		if ((route.getSupportedTypes() & mRouteTypes) != 0 &&
		route != mRouter.getDefaultRoute()) {
		mRouter.selectRouteInt(mRouteTypes, route, true);
		public void setExtendedSettingsClickListener(OnClickListener listener) {
		mExtendedSettingsClickListener = listener;
		}

		/**
		* Show the route chooser or controller dialog.
		* <p>
		* If the default route is selected or if the currently selected route does
		* not match the {@link #getRouteTypes route types}, then shows the route chooser dialog.
		* Otherwise, shows the route controller dialog to offer the user
		* a choice to disconnect from the route or perform other control actions
		* such as setting the route's volume.
		* </p><p>
		* This will attach a {@link DialogFragment} to the containing Activity.
		* </p>
		*/
		public void showDialog() {
		showDialogInternal();
		}

		boolean showDialogInternal() {
		if (!mAttachedToWindow) {
		return false;
		}
		} else {
		showDialog();

		DialogFragment f = MediaRouteDialogPresenter.showDialogFragment(getActivity(),
		mRouteTypes, mExtendedSettingsClickListener);
		return f != null;
		}

		return handled;
		private Activity getActivity() {
		// Gross way of unwrapping the Activity so we can get the FragmentManager
		Context context = getContext();
		while (context instanceof ContextWrapper) {
		if (context instanceof Activity) {
		return (Activity)context;
		}
		context = ((ContextWrapper)context).getBaseContext();
		}
		throw new IllegalStateException("The MediaRouteButton's Context is not an Activity.");
		}

		/**
		* Sets whether to enable showing a toast with the content descriptor of the
		* button when the button is long pressed.
		*/
		void setCheatSheetEnabled(boolean enable) {
		mCheatSheetEnabled = enable;
		}

		@Override
		public boolean performClick() {
		// Send the appropriate accessibility events and call listeners
		boolean handled = super.performClick();
		if (!handled) {
		playSoundEffect(SoundEffectConstants.CLICK);
		}
		return showDialogInternal() \|\| handled;
		}

		@Override
		public boolean performLongClick() {
		if (super.performLongClick()) {
		@@ -183,87 +228,9 @@ public class MediaRouteButton extends View {
		}
		cheatSheet.show();
		performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);

		return true;
		}

		public void setRouteTypes(int types) {
		if (types == mRouteTypes) {
		// Already registered; nothing to do.
		return;
		}

		if (mAttachedToWindow && mRouteTypes != 0) {
		mRouter.removeCallback(mRouterCallback);
		}

		mRouteTypes = types;

		if (mAttachedToWindow) {
		updateRouteInfo();
		mRouter.addCallback(types, mRouterCallback,
		MediaRouter.CALLBACK_FLAG_PASSIVE_DISCOVERY);
		}
		}

		private void updateRouteInfo() {
		updateRemoteIndicator();
		updateRouteCount();
		}

		public int getRouteTypes() {
		return mRouteTypes;
		}

		void updateRemoteIndicator() {
		final RouteInfo selected = mRouter.getSelectedRoute(mRouteTypes);
		final boolean isRemote = selected != mRouter.getDefaultRoute();
		final boolean isConnecting = selected != null && selected.isConnecting();

		boolean needsRefresh = false;
		if (mRemoteActive != isRemote) {
		mRemoteActive = isRemote;
		needsRefresh = true;
		}
		if (mIsConnecting != isConnecting) {
		mIsConnecting = isConnecting;
		needsRefresh = true;
		}

		if (needsRefresh) {
		refreshDrawableState();
		}
		}

		void updateRouteCount() {
		final int N = mRouter.getRouteCount();
		int count = 0;
		boolean scanRequired = false;
		for (int i = 0; i < N; i++) {
		final RouteInfo route = mRouter.getRouteAt(i);
		final int routeTypes = route.getSupportedTypes();
		if ((routeTypes & mRouteTypes) != 0) {
		if (route instanceof RouteGroup) {
		count += ((RouteGroup) route).getRouteCount();
		} else {
		count++;
		}
		if (((routeTypes & MediaRouter.ROUTE_TYPE_LIVE_VIDEO
		\| MediaRouter.ROUTE_TYPE_REMOTE_DISPLAY)) != 0) {
		scanRequired = true;
		}
		}
		}

		setEnabled(count != 0);

		// Only allow toggling if we have more than just user routes.
		// Don't toggle if we support video or remote display routes, we may have to
		// let the dialog scan.
		mToggleMode = count == 2 && (mRouteTypes & MediaRouter.ROUTE_TYPE_LIVE_AUDIO) != 0
		&& !scanRequired;
		}

		@Override
		protected int[] onCreateDrawableState(int extraSpace) {
		final int[] drawableState = super.onCreateDrawableState(extraSpace + 1);
		@@ -291,6 +258,21 @@ public class MediaRouteButton extends View {
		}
		}

		private void setRemoteIndicatorDrawable(Drawable d) {
		if (mRemoteIndicator != null) {
		mRemoteIndicator.setCallback(null);
		unscheduleDrawable(mRemoteIndicator);
		}
		mRemoteIndicator = d;
		if (d != null) {
		d.setCallback(this);
		d.setState(getDrawableState());
		d.setVisible(getVisibility() == VISIBLE, false);
		}

		refreshDrawableState();
		}

		@Override
		protected boolean verifyDrawable(Drawable who) {
		return super.verifyDrawable(who) \|\| who == mRemoteIndicator;
		@@ -299,12 +281,16 @@ public class MediaRouteButton extends View {
		@Override
		public void jumpDrawablesToCurrentState() {
		super.jumpDrawablesToCurrentState();
		if (mRemoteIndicator != null) mRemoteIndicator.jumpToCurrentState();

		if (mRemoteIndicator != null) {
		mRemoteIndicator.jumpToCurrentState();
		}
		}

		@Override
		public void setVisibility(int visibility) {
		super.setVisibility(visibility);

		if (mRemoteIndicator != null) {
		mRemoteIndicator.setVisible(getVisibility() == VISIBLE, false);
		}
		@@ -313,20 +299,22 @@ public class MediaRouteButton extends View {
		@Override
		public void onAttachedToWindow() {
		super.onAttachedToWindow();

		mAttachedToWindow = true;
		if (mRouteTypes != 0) {
		mRouter.addCallback(mRouteTypes, mRouterCallback,
		mRouter.addCallback(mRouteTypes, mCallback,
		MediaRouter.CALLBACK_FLAG_PASSIVE_DISCOVERY);
		updateRouteInfo();
		}
		refreshRoute();
		}

		@Override
		public void onDetachedFromWindow() {
		mAttachedToWindow = false;
		if (mRouteTypes != 0) {
		mRouter.removeCallback(mRouterCallback);
		mRouter.removeCallback(mCallback);
		}
		mAttachedToWindow = false;

		super.onDetachedFromWindow();
		}

		@@ -389,93 +377,71 @@ public class MediaRouteButton extends View {
		final int drawLeft = left + (right - left - drawWidth) / 2;
		final int drawTop = top + (bottom - top - drawHeight) / 2;

		mRemoteIndicator.setBounds(drawLeft, drawTop, drawLeft + drawWidth, drawTop + drawHeight);
		mRemoteIndicator.setBounds(drawLeft, drawTop,
		drawLeft + drawWidth, drawTop + drawHeight);
		mRemoteIndicator.draw(canvas);
		}

		public void setExtendedSettingsClickListener(OnClickListener listener) {
		mExtendedSettingsClickListener = listener;
		if (mDialogFragment != null) {
		mDialogFragment.setExtendedSettingsClickListener(listener);
		}
		}
		private void refreshRoute() {
		if (mAttachedToWindow) {
		final MediaRouter.RouteInfo route = mRouter.getSelectedRoute();
		final boolean isRemote = !route.isDefault() && route.matchesTypes(mRouteTypes);
		final boolean isConnecting = isRemote && route.isConnecting();

		/**
		* Asynchronously show the route chooser dialog.
		* This will attach a {@link DialogFragment} to the containing Activity.
		*/
		public void showDialog() {
		final FragmentManager fm = getActivity().getFragmentManager();
		if (mDialogFragment == null) {
		// See if one is already attached to this activity.
		mDialogFragment = (MediaRouteChooserDialogFragment) fm.findFragmentByTag(
		MediaRouteChooserDialogFragment.FRAGMENT_TAG);
		boolean needsRefresh = false;
		if (mRemoteActive != isRemote) {
		mRemoteActive = isRemote;
		needsRefresh = true;
		}
		if (mDialogFragment != null) {
		Log.w(TAG, "showDialog(): Already showing!");
		return;
		if (mIsConnecting != isConnecting) {
		mIsConnecting = isConnecting;
		needsRefresh = true;
		}

		mDialogFragment = new MediaRouteChooserDialogFragment();
		mDialogFragment.setExtendedSettingsClickListener(mExtendedSettingsClickListener);
		mDialogFragment.setLauncherListener(new MediaRouteChooserDialogFragment.LauncherListener() {
		@Override
		public void onDetached(MediaRouteChooserDialogFragment detachedFragment) {
		mDialogFragment = null;
		}
		});
		mDialogFragment.setRouteTypes(mRouteTypes);
		mDialogFragment.show(fm, MediaRouteChooserDialogFragment.FRAGMENT_TAG);
		if (needsRefresh) {
		refreshDrawableState();
		}

		private Activity getActivity() {
		// Gross way of unwrapping the Activity so we can get the FragmentManager
		Context context = getContext();
		while (context instanceof ContextWrapper && !(context instanceof Activity)) {
		context = ((ContextWrapper) context).getBaseContext();
		}
		if (!(context instanceof Activity)) {
		throw new IllegalStateException("The MediaRouteButton's Context is not an Activity.");
		setEnabled(mRouter.isRouteAvailable(mRouteTypes,
		MediaRouter.AVAILABILITY_FLAG_IGNORE_DEFAULT_ROUTE));
		}

		return (Activity) context;
		}

		private class MediaRouteCallback extends MediaRouter.SimpleCallback {
		private final class MediaRouterCallback extends MediaRouter.SimpleCallback {
		@Override
		public void onRouteSelected(MediaRouter router, int type, RouteInfo info) {
		updateRemoteIndicator();
		public void onRouteAdded(MediaRouter router, RouteInfo info) {
		refreshRoute();
		}

		@Override
		public void onRouteUnselected(MediaRouter router, int type, RouteInfo info) {
		updateRemoteIndicator();
		public void onRouteRemoved(MediaRouter router, RouteInfo info) {
		refreshRoute();
		}

		@Override
		public void onRouteChanged(MediaRouter router, RouteInfo info) {
		updateRemoteIndicator();
		refreshRoute();
		}

		@Override
		public void onRouteAdded(MediaRouter router, RouteInfo info) {
		updateRouteCount();
		public void onRouteSelected(MediaRouter router, int type, RouteInfo info) {
		refreshRoute();
		}

		@Override
		public void onRouteRemoved(MediaRouter router, RouteInfo info) {
		updateRouteCount();
		public void onRouteUnselected(MediaRouter router, int type, RouteInfo info) {
		refreshRoute();
		}

		@Override
		public void onRouteGrouped(MediaRouter router, RouteInfo info, RouteGroup group,
		int index) {
		updateRouteCount();
		refreshRoute();
		}

		@Override
		public void onRouteUngrouped(MediaRouter router, RouteInfo info, RouteGroup group) {
		updateRouteCount();
		refreshRoute();
		}
		}
		}

core/java/com/android/internal/app/MediaRouteChooserDialog.java

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core/java/com/android/internal/app/MediaRouteChooserDialogFragment.java

+49 −638

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core/java/com/android/internal/app/MediaRouteControllerDialog.java

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