DO NOT MERGE Initialize VolumeUI when volume change event is received. (1e1c4df7) · Commits · e / os / android_frameworks_base

packages/CarSystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java

+45 −0

Original line number	Diff line number	Diff line
		@@ -23,15 +23,19 @@ import android.annotation.Nullable;
		import android.app.ActivityManager;
		import android.app.ActivityTaskManager;
		import android.car.Car;
		import android.car.CarNotConnectedException;
		import android.car.drivingstate.CarDrivingStateEvent;
		import android.car.drivingstate.CarUxRestrictionsManager;
		import android.car.hardware.power.CarPowerManager.CarPowerStateListener;
		import android.car.media.CarAudioManager;
		import android.content.Context;
		import android.graphics.PixelFormat;
		import android.graphics.Rect;
		import android.graphics.drawable.Drawable;
		import android.inputmethodservice.InputMethodService;
		import android.os.Handler;
		import android.os.IBinder;
		import android.os.Looper;
		import android.util.Log;
		import android.view.Display;
		import android.view.GestureDetector;
		@@ -99,6 +103,7 @@ import com.android.systemui.statusbar.policy.DeviceProvisionedController;
		import com.android.systemui.statusbar.policy.KeyguardMonitor;
		import com.android.systemui.statusbar.policy.UserSwitcherController;
		import com.android.systemui.statusbar.policy.ZenModeController;
		import com.android.systemui.volume.VolumeUI;

		import java.io.FileDescriptor;
		import java.io.PrintWriter;
		@@ -155,6 +160,8 @@ public class CarStatusBar extends StatusBar implements CarBatteryController.Batt
		private NotificationDataManager mNotificationDataManager;
		private NotificationClickHandlerFactory mNotificationClickHandlerFactory;
		private ScreenLifecycle mScreenLifecycle;
		private CarAudioManager mCarAudioManager;
		private VolumeUI mVolumeUI;

		// The container for the notifications.
		private CarNotificationView mNotificationView;
		@@ -216,6 +223,28 @@ public class CarStatusBar extends StatusBar implements CarBatteryController.Batt
		}
		};

		private final CarAudioManager.CarVolumeCallback mVolumeChangeCallback =
		new CarAudioManager.CarVolumeCallback() {
		@Override
		public void onGroupVolumeChanged(int zoneId, int groupId, int flags) {
		if (mVolumeUI == null) {
		new Handler(Looper.getMainLooper()).post(() -> {
		// Initialize Volume UI
		mVolumeUI = new VolumeUI();
		mVolumeUI.mComponents = mComponents;
		mVolumeUI.mContext = mContext;
		mVolumeUI.start();
		});
		mCarAudioManager.unregisterCarVolumeCallback(mVolumeChangeCallback);
		}
		}

		@Override
		public void onMasterMuteChanged(int zoneId, int flags) {
		// ignored
		}
		};

		@Override
		public void start() {
		// Non blocking call to connect to car service. Call this early so that we'll be connected
		@@ -301,6 +330,22 @@ public class CarStatusBar extends StatusBar implements CarBatteryController.Batt

		mPowerManagerHelper = new PowerManagerHelper(mContext, mCarPowerStateListener);
		mPowerManagerHelper.connectToCarService();

		((CarSystemUIFactory) SystemUIFactory.getInstance()).getCarServiceProvider(mContext)
		.addListener((car, ready) -> {
		if (!ready \|\| mCarAudioManager != null) {
		return;
		}
		try {
		mCarAudioManager = (CarAudioManager) car.getCarManager(Car.AUDIO_SERVICE);
		Log.d(TAG, "Registering mVolumeChangeCallback.");
		// This volume call back is never unregistered because CarStatusBar is
		// never destroyed.
		mCarAudioManager.registerCarVolumeCallback(mVolumeChangeCallback);
		} catch (CarNotConnectedException e) {
		Log.wtf(TAG, " mVolumeChangeCallback failed to connect to car ", e);
		}
		});
		}

		private void restartNavBarsIfNecessary() {

packages/CarSystemUI/src/com/android/systemui/volume/CarVolumeDialogComponent.java

+5 −1

Original line number	Diff line number	Diff line
		@@ -31,6 +31,10 @@ public class CarVolumeDialogComponent extends VolumeDialogComponent {
		}

		protected VolumeDialog createDefault() {
		return new CarVolumeDialogImpl(mContext);
		CarVolumeDialogImpl carVolumeDialog = new CarVolumeDialogImpl(mContext);
		// Since VolumeUI is initialized when the first Volume Up/Down event is received we need to
		// show the dialog on initialization too.
		carVolumeDialog.show(Events.SHOW_REASON_VOLUME_CHANGED);
		return carVolumeDialog;
		}
		}

packages/CarSystemUI/src/com/android/systemui/volume/CarVolumeDialogImpl.java

+14 −0

Original line number	Diff line number	Diff line
		@@ -197,6 +197,7 @@ public class CarVolumeDialogImpl implements VolumeDialog {
		@Override
		public void init(int windowType, Callback callback) {
		initDialog();

		((CarSystemUIFactory) SystemUIFactory.getInstance()).getCarServiceProvider(mContext)
		.addListener(mCarServiceLifecycleListener);
		}
		@@ -265,6 +266,19 @@ public class CarVolumeDialogImpl implements VolumeDialog {
		mListView.setLayoutManager(new LinearLayoutManager(mContext));
		}

		/**
		* Reveals volume dialog.
		*/
		public void show(int reason) {
		mHandler.obtainMessage(H.SHOW, reason).sendToTarget();
		}

		/**
		* Hides volume dialog.
		*/
		public void dismiss(int reason) {
		mHandler.obtainMessage(H.DISMISS, reason).sendToTarget();
		}

		private void showH(int reason) {
		if (D.BUG) {