Merge "Autoenabling gesture mode only is the device is unmanaged" into qt-r1-dev (7d5da927) · Commits · e / os / android_frameworks_base

packages/SystemUI/shared/src/com/android/systemui/shared/system/QuickStepContract.java

+9 −0

Original line number	Diff line number	Diff line
		@@ -49,6 +49,15 @@ public class QuickStepContract {
		public static final String NAV_BAR_MODE_GESTURAL_OVERLAY =
		WindowManagerPolicyConstants.NAV_BAR_MODE_GESTURAL_OVERLAY;

		// Action sent by a system app to switch to gesture nav
		public static final String ACTION_ENABLE_GESTURE_NAV =
		"com.android.systemui.ENABLE_GESTURE_NAV";
		// Action for the intent to receive the result
		public static final String ACTION_ENABLE_GESTURE_NAV_RESULT =
		"com.android.systemui.action.ENABLE_GESTURE_NAV_RESULT";
		// Extra containing the pending intent to receive the result
		public static final String EXTRA_RESULT_INTENT = "com.android.systemui.EXTRA_RESULT_INTENT";

		// Overview is disabled, either because the device is in lock task mode, or because the device
		// policy has disabled the feature
		public static final int SYSUI_STATE_SCREEN_PINNING = 1 << 0;

packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationModeController.java

+122 −1

Original line number	Diff line number	Diff line
		@@ -16,17 +16,26 @@

		package com.android.systemui.statusbar.phone;

		import static android.app.Activity.RESULT_CANCELED;
		import static android.app.Activity.RESULT_OK;
		import static android.app.admin.DevicePolicyManager.STATE_USER_UNMANAGED;
		import static android.content.Intent.ACTION_OVERLAY_CHANGED;
		import static android.content.Intent.ACTION_PREFERRED_ACTIVITY_CHANGED;
		import static android.content.pm.PackageManager.FEATURE_DEVICE_ADMIN;
		import static android.os.UserHandle.USER_CURRENT;
		import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_3BUTTON;
		import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_3BUTTON_OVERLAY;
		import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_GESTURAL;
		import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_GESTURAL_OVERLAY;

		import static com.android.systemui.shared.system.QuickStepContract.ACTION_ENABLE_GESTURE_NAV;
		import static com.android.systemui.shared.system.QuickStepContract.ACTION_ENABLE_GESTURE_NAV_RESULT;
		import static com.android.systemui.shared.system.QuickStepContract.EXTRA_RESULT_INTENT;

		import android.app.Notification;
		import android.app.NotificationManager;
		import android.app.PendingIntent;
		import android.app.admin.DevicePolicyManager;
		import android.content.BroadcastReceiver;
		import android.content.ComponentName;
		import android.content.Context;
		@@ -40,6 +49,7 @@ import android.os.PatternMatcher;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.os.UserHandle;
		import android.os.UserManager;
		import android.provider.Settings;
		import android.provider.Settings.Secure;
		import android.text.TextUtils;
		@@ -157,6 +167,8 @@ public class NavigationModeController implements Dumpable {
		}
		};

		private BroadcastReceiver mEnableGestureNavReceiver;

		@Inject
		public NavigationModeController(Context context,
		DeviceProvisionedController deviceProvisionedController,
		@@ -177,6 +189,7 @@ public class NavigationModeController implements Dumpable {
		IntentFilter preferredActivityFilter = new IntentFilter(ACTION_PREFERRED_ACTIVITY_CHANGED);
		mContext.registerReceiverAsUser(mReceiver, UserHandle.ALL, preferredActivityFilter, null,
		null);

		// We are only interested in launcher changes, so keeping track of the current default.
		mLastDefaultLauncher = getDefaultLauncherPackageName(mContext);

		@@ -187,6 +200,82 @@ public class NavigationModeController implements Dumpable {
		deferGesturalNavOverlayIfNecessary();
		}

		private void removeEnableGestureNavListener() {
		if (mEnableGestureNavReceiver != null) {
		if (DEBUG) {
		Log.d(TAG, "mEnableGestureNavReceiver unregistered");
		}
		mContext.unregisterReceiver(mEnableGestureNavReceiver);
		mEnableGestureNavReceiver = null;
		}
		}

		private boolean setGestureModeOverlayForMainLauncher() {
		removeEnableGestureNavListener();
		if (getCurrentInteractionMode(mCurrentUserContext) == NAV_BAR_MODE_GESTURAL) {
		// Already in gesture mode
		return true;
		}
		final Boolean supported = isGestureNavSupportedByDefaultLauncher(mCurrentUserContext);
		if (supported == null \|\| supported) {
		Log.d(TAG, "Switching system navigation to full-gesture mode:"
		+ " defaultLauncher="
		+ getDefaultLauncherPackageName(mCurrentUserContext)
		+ " contextUser="
		+ mCurrentUserContext.getUserId());

		setModeOverlay(NAV_BAR_MODE_GESTURAL_OVERLAY, USER_CURRENT);
		return true;
		} else {
		Log.e(TAG, "Gesture nav is not supported for defaultLauncher="
		+ getDefaultLauncherPackageName(mCurrentUserContext));
		return false;
		}
		}

		private boolean enableGestureNav(Intent intent) {
		if (!(intent.getParcelableExtra(EXTRA_RESULT_INTENT) instanceof PendingIntent)) {
		Log.e(TAG, "No callback pending intent was attached");
		return false;
		}

		PendingIntent callback = intent.getParcelableExtra(EXTRA_RESULT_INTENT);
		Intent callbackIntent = callback.getIntent();
		if (callbackIntent == null
		\|\| !ACTION_ENABLE_GESTURE_NAV_RESULT.equals(callbackIntent.getAction())) {
		Log.e(TAG, "Invalid callback intent");
		return false;
		}
		String callerPackage = callback.getCreatorPackage();
		UserHandle callerUser = callback.getCreatorUserHandle();

		DevicePolicyManager dpm = mCurrentUserContext.getSystemService(DevicePolicyManager.class);
		ComponentName ownerComponent = dpm.getDeviceOwnerComponentOnCallingUser();

		if (ownerComponent != null) {
		// Verify that the caller is the owner component
		if (!ownerComponent.getPackageName().equals(callerPackage)
		\|\| !mCurrentUserContext.getUser().equals(callerUser)) {
		Log.e(TAG, "Callback must be from the device owner");
		return false;
		}
		} else {
		UserHandle callerParent = mCurrentUserContext.getSystemService(UserManager.class)
		.getProfileParent(callerUser);
		if (callerParent == null \|\| !callerParent.equals(mCurrentUserContext.getUser())) {
		Log.e(TAG, "Callback must be from a managed user");
		return false;
		}
		ComponentName profileOwner = dpm.getProfileOwnerAsUser(callerUser);
		if (profileOwner == null \|\| !profileOwner.getPackageName().equals(callerPackage)) {
		Log.e(TAG, "Callback must be from the profile owner");
		return false;
		}
		}

		return setGestureModeOverlayForMainLauncher();
		}

		public void updateCurrentInteractionMode(boolean notify) {
		mCurrentUserContext = getCurrentUserContext();
		int mode = getCurrentInteractionMode(mCurrentUserContext);
		@@ -245,6 +334,10 @@ public class NavigationModeController implements Dumpable {
		}
		}

		private boolean supportsDeviceAdmin() {
		return mContext.getPackageManager().hasSystemFeature(FEATURE_DEVICE_ADMIN);
		}

		private void deferGesturalNavOverlayIfNecessary() {
		final int userId = mDeviceProvisionedController.getCurrentUser();
		mRestoreGesturalNavBarMode.put(userId, false);
		@@ -255,6 +348,7 @@ public class NavigationModeController implements Dumpable {
		Log.d(TAG, "deferGesturalNavOverlayIfNecessary: device is provisioned and user is "
		+ "setup");
		}
		removeEnableGestureNavListener();
		return;
		}

		@@ -270,6 +364,7 @@ public class NavigationModeController implements Dumpable {
		Log.d(TAG, "deferGesturalNavOverlayIfNecessary: no default gestural overlay, "
		+ "default=" + defaultOverlays);
		}
		removeEnableGestureNavListener();
		return;
		}

		@@ -277,6 +372,24 @@ public class NavigationModeController implements Dumpable {
		// provisioned
		setModeOverlay(NAV_BAR_MODE_3BUTTON_OVERLAY, USER_CURRENT);
		mRestoreGesturalNavBarMode.put(userId, true);

		if (supportsDeviceAdmin() && mEnableGestureNavReceiver == null) {
		mEnableGestureNavReceiver = new BroadcastReceiver() {
		@Override
		public void onReceive(Context context, Intent intent) {
		if (DEBUG) {
		Log.d(TAG, "ACTION_ENABLE_GESTURE_NAV");
		}
		setResultCode(enableGestureNav(intent) ? RESULT_OK : RESULT_CANCELED);
		}
		};
		// Register for all users so that we can get managed users as well
		mContext.registerReceiverAsUser(mEnableGestureNavReceiver, UserHandle.ALL,
		new IntentFilter(ACTION_ENABLE_GESTURE_NAV), null, null);
		if (DEBUG) {
		Log.d(TAG, "mEnableGestureNavReceiver registered");
		}
		}
		if (DEBUG) {
		Log.d(TAG, "deferGesturalNavOverlayIfNecessary: setting to 3 button mode");
		}
		@@ -290,7 +403,15 @@ public class NavigationModeController implements Dumpable {
		final int userId = mDeviceProvisionedController.getCurrentUser();
		if (mRestoreGesturalNavBarMode.get(userId)) {
		// Restore the gestural state if necessary
		setModeOverlay(NAV_BAR_MODE_GESTURAL_OVERLAY, USER_CURRENT);
		if (!supportsDeviceAdmin()
		\|\| mCurrentUserContext.getSystemService(DevicePolicyManager.class)
		.getUserProvisioningState() == STATE_USER_UNMANAGED) {
		setGestureModeOverlayForMainLauncher();
		} else {
		if (DEBUG) {
		Log.d(TAG, "Not restoring to gesture nav for managed user");
		}
		}
		mRestoreGesturalNavBarMode.put(userId, false);
		}
		}