| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.systemui.navigationbar; |
| |
| import static android.app.StatusBarManager.NAVIGATION_HINT_BACK_ALT; |
| import static android.app.StatusBarManager.NAVIGATION_HINT_IME_SHOWN; |
| import static android.app.StatusBarManager.WINDOW_STATE_HIDDEN; |
| import static android.app.StatusBarManager.WINDOW_STATE_SHOWING; |
| import static android.app.StatusBarManager.WindowType; |
| import static android.app.StatusBarManager.WindowVisibleState; |
| import static android.app.StatusBarManager.windowStateToString; |
| import static android.provider.Settings.Secure.ACCESSIBILITY_BUTTON_MODE_FLOATING_MENU; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| import static android.view.InsetsState.ITYPE_NAVIGATION_BAR; |
| import static android.view.InsetsState.containsType; |
| import static android.view.WindowInsetsController.APPEARANCE_LOW_PROFILE_BARS; |
| import static android.view.WindowInsetsController.APPEARANCE_OPAQUE_NAVIGATION_BARS; |
| import static android.view.WindowInsetsController.APPEARANCE_SEMI_TRANSPARENT_NAVIGATION_BARS; |
| import static android.view.WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE; |
| import static android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS; |
| import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_NO_MOVE_ANIMATION; |
| import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_3BUTTON; |
| import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_GESTURAL; |
| |
| import static com.android.internal.accessibility.common.ShortcutConstants.CHOOSER_PACKAGE_NAME; |
| import static com.android.internal.config.sysui.SystemUiDeviceConfigFlags.HOME_BUTTON_LONG_PRESS_DURATION_MS; |
| import static com.android.internal.config.sysui.SystemUiDeviceConfigFlags.NAV_BAR_HANDLE_FORCE_OPAQUE; |
| import static com.android.systemui.recents.OverviewProxyService.OverviewProxyListener; |
| import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_A11Y_BUTTON_CLICKABLE; |
| import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_A11Y_BUTTON_LONG_CLICKABLE; |
| import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_ALLOW_GESTURE_IGNORING_BAR_VISIBILITY; |
| import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_IME_SHOWING; |
| import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_NAV_BAR_HIDDEN; |
| import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT; |
| import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT; |
| import static com.android.systemui.statusbar.phone.BarTransitions.MODE_OPAQUE; |
| import static com.android.systemui.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT; |
| import static com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSPARENT; |
| import static com.android.systemui.statusbar.phone.BarTransitions.TransitionMode; |
| import static com.android.systemui.statusbar.phone.StatusBar.DEBUG_WINDOW_STATE; |
| import static com.android.systemui.statusbar.phone.StatusBar.dumpBarTransitions; |
| |
| import android.accessibilityservice.AccessibilityServiceInfo; |
| import android.annotation.IdRes; |
| import android.annotation.Nullable; |
| import android.app.ActivityManager; |
| import android.app.ActivityTaskManager; |
| import android.app.IActivityTaskManager; |
| import android.app.StatusBarManager; |
| import android.content.BroadcastReceiver; |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.res.Configuration; |
| import android.database.ContentObserver; |
| import android.graphics.PixelFormat; |
| import android.graphics.Rect; |
| import android.graphics.RectF; |
| import android.inputmethodservice.InputMethodService; |
| import android.net.Uri; |
| import android.os.Binder; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Looper; |
| import android.os.RemoteException; |
| import android.os.UserHandle; |
| import android.provider.DeviceConfig; |
| import android.provider.Settings; |
| import android.telecom.TelecomManager; |
| import android.text.TextUtils; |
| import android.util.Log; |
| import android.view.Display; |
| import android.view.Gravity; |
| import android.view.HapticFeedbackConstants; |
| import android.view.IWindowManager; |
| import android.view.InsetsState.InternalInsetsType; |
| import android.view.KeyEvent; |
| import android.view.LayoutInflater; |
| import android.view.MotionEvent; |
| import android.view.Surface; |
| import android.view.View; |
| import android.view.ViewTreeObserver; |
| import android.view.WindowInsetsController.Appearance; |
| import android.view.WindowInsetsController.Behavior; |
| import android.view.WindowManager; |
| import android.view.accessibility.AccessibilityEvent; |
| import android.view.accessibility.AccessibilityManager; |
| import android.view.accessibility.AccessibilityManager.AccessibilityServicesStateChangeListener; |
| import android.view.inputmethod.InputMethodManager; |
| |
| import androidx.annotation.VisibleForTesting; |
| |
| import com.android.internal.accessibility.dialog.AccessibilityButtonChooserActivity; |
| import com.android.internal.logging.MetricsLogger; |
| import com.android.internal.logging.UiEvent; |
| import com.android.internal.logging.UiEventLogger; |
| import com.android.internal.logging.nano.MetricsProto.MetricsEvent; |
| import com.android.internal.util.LatencyTracker; |
| import com.android.internal.view.AppearanceRegion; |
| import com.android.systemui.Dependency; |
| import com.android.systemui.R; |
| import com.android.systemui.accessibility.AccessibilityButtonModeObserver; |
| import com.android.systemui.accessibility.SystemActions; |
| import com.android.systemui.assist.AssistManager; |
| import com.android.systemui.broadcast.BroadcastDispatcher; |
| import com.android.systemui.dagger.qualifiers.Main; |
| import com.android.systemui.model.SysUiState; |
| import com.android.systemui.navigationbar.buttons.ButtonDispatcher; |
| import com.android.systemui.navigationbar.buttons.KeyButtonView; |
| import com.android.systemui.navigationbar.buttons.RotationContextButton; |
| import com.android.systemui.navigationbar.gestural.QuickswitchOrientedNavHandle; |
| import com.android.systemui.plugins.DarkIconDispatcher; |
| import com.android.systemui.plugins.statusbar.StatusBarStateController; |
| import com.android.systemui.recents.OverviewProxyService; |
| import com.android.systemui.recents.Recents; |
| import com.android.systemui.settings.UserTracker; |
| import com.android.systemui.shared.system.ActivityManagerWrapper; |
| import com.android.systemui.shared.system.QuickStepContract; |
| import com.android.systemui.statusbar.AutoHideUiElement; |
| import com.android.systemui.statusbar.CommandQueue; |
| import com.android.systemui.statusbar.CommandQueue.Callbacks; |
| import com.android.systemui.statusbar.NotificationRemoteInputManager; |
| import com.android.systemui.statusbar.NotificationShadeDepthController; |
| import com.android.systemui.statusbar.StatusBarState; |
| import com.android.systemui.statusbar.notification.stack.StackStateAnimator; |
| import com.android.systemui.statusbar.phone.AutoHideController; |
| import com.android.systemui.statusbar.phone.BarTransitions; |
| import com.android.systemui.statusbar.phone.LightBarController; |
| import com.android.systemui.statusbar.phone.ShadeController; |
| import com.android.systemui.statusbar.phone.StatusBar; |
| import com.android.systemui.statusbar.policy.AccessibilityManagerWrapper; |
| import com.android.systemui.statusbar.policy.BatteryController; |
| import com.android.systemui.statusbar.policy.DeviceProvisionedController; |
| import com.android.wm.shell.legacysplitscreen.LegacySplitScreen; |
| import com.android.wm.shell.pip.Pip; |
| |
| import java.io.PrintWriter; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Optional; |
| import java.util.function.Consumer; |
| |
| import dagger.Lazy; |
| |
| /** |
| * Contains logic for a navigation bar view. |
| */ |
| public class NavigationBar implements View.OnAttachStateChangeListener, |
| Callbacks, NavigationModeController.ModeChangedListener, |
| AccessibilityButtonModeObserver.ModeChangedListener { |
| |
| public static final String TAG = "NavigationBar"; |
| private static final boolean DEBUG = false; |
| private static final String EXTRA_DISABLE_STATE = "disabled_state"; |
| private static final String EXTRA_DISABLE2_STATE = "disabled2_state"; |
| private static final String EXTRA_APPEARANCE = "appearance"; |
| private static final String EXTRA_BEHAVIOR = "behavior"; |
| private static final String EXTRA_TRANSIENT_STATE = "transient_state"; |
| |
| /** Allow some time inbetween the long press for back and recents. */ |
| private static final int LOCK_TO_APP_GESTURE_TOLERENCE = 200; |
| private static final long AUTODIM_TIMEOUT_MS = 2250; |
| |
| private final Context mContext; |
| private final WindowManager mWindowManager; |
| private final AccessibilityManager mAccessibilityManager; |
| private final AccessibilityManagerWrapper mAccessibilityManagerWrapper; |
| private final DeviceProvisionedController mDeviceProvisionedController; |
| private final StatusBarStateController mStatusBarStateController; |
| private final MetricsLogger mMetricsLogger; |
| private final Lazy<AssistManager> mAssistManagerLazy; |
| private final SysUiState mSysUiFlagsContainer; |
| private final Lazy<StatusBar> mStatusBarLazy; |
| private final ShadeController mShadeController; |
| private final NotificationRemoteInputManager mNotificationRemoteInputManager; |
| private final OverviewProxyService mOverviewProxyService; |
| private final NavigationModeController mNavigationModeController; |
| private final AccessibilityButtonModeObserver mAccessibilityButtonModeObserver; |
| private final BroadcastDispatcher mBroadcastDispatcher; |
| private final CommandQueue mCommandQueue; |
| private final Optional<Pip> mPipOptional; |
| private final Optional<LegacySplitScreen> mSplitScreenOptional; |
| private final Optional<Recents> mRecentsOptional; |
| private final SystemActions mSystemActions; |
| private final Handler mHandler; |
| private final NavigationBarOverlayController mNavbarOverlayController; |
| private final UiEventLogger mUiEventLogger; |
| private final UserTracker mUserTracker; |
| private final NotificationShadeDepthController mNotificationShadeDepthController; |
| |
| private Bundle mSavedState; |
| private NavigationBarView mNavigationBarView; |
| |
| private @WindowVisibleState int mNavigationBarWindowState = WINDOW_STATE_SHOWING; |
| |
| private int mNavigationIconHints = 0; |
| private @TransitionMode int mNavigationBarMode; |
| private ContentResolver mContentResolver; |
| private boolean mAssistantAvailable; |
| private boolean mLongPressHomeEnabled; |
| private boolean mAssistantTouchGestureEnabled; |
| |
| private int mDisabledFlags1; |
| private int mDisabledFlags2; |
| private long mLastLockToAppLongPress; |
| |
| private Locale mLocale; |
| private int mLayoutDirection; |
| |
| private boolean mAllowForceNavBarHandleOpaque; |
| private boolean mForceNavBarHandleOpaque; |
| private Optional<Long> mHomeButtonLongPressDurationMs; |
| private boolean mIsCurrentUserSetup; |
| |
| /** @see android.view.WindowInsetsController#setSystemBarsAppearance(int, int) */ |
| private @Appearance int mAppearance; |
| |
| /** @see android.view.WindowInsetsController#setSystemBarsBehavior(int) */ |
| private @Behavior int mBehavior; |
| |
| private boolean mTransientShown; |
| private int mNavBarMode = NAV_BAR_MODE_3BUTTON; |
| private LightBarController mLightBarController; |
| private AutoHideController mAutoHideController; |
| |
| @VisibleForTesting |
| public int mDisplayId; |
| private boolean mIsOnDefaultDisplay; |
| public boolean mHomeBlockedThisTouch; |
| |
| /** |
| * When user is QuickSwitching between apps of different orientations, we'll draw a fake |
| * home handle on the orientation they originally touched down to start their swipe |
| * gesture to indicate to them that they can continue in that orientation without having to |
| * rotate the phone |
| * The secondary handle will show when we get |
| * {@link OverviewProxyListener#notifyPrioritizedRotation(int)} callback with the |
| * original handle hidden and we'll flip the visibilities once the |
| * {@link #mTasksFrozenListener} fires |
| */ |
| private QuickswitchOrientedNavHandle mOrientationHandle; |
| private WindowManager.LayoutParams mOrientationParams; |
| private int mStartingQuickSwitchRotation = -1; |
| private int mCurrentRotation; |
| private ViewTreeObserver.OnGlobalLayoutListener mOrientationHandleGlobalLayoutListener; |
| private boolean mShowOrientedHandleForImmersiveMode; |
| |
| @com.android.internal.annotations.VisibleForTesting |
| public enum NavBarActionEvent implements UiEventLogger.UiEventEnum { |
| |
| @UiEvent(doc = "Assistant invoked via home button long press.") |
| NAVBAR_ASSIST_LONGPRESS(550); |
| |
| private final int mId; |
| |
| NavBarActionEvent(int id) { |
| mId = id; |
| } |
| |
| @Override |
| public int getId() { |
| return mId; |
| } |
| } |
| |
| private final AutoHideUiElement mAutoHideUiElement = new AutoHideUiElement() { |
| @Override |
| public void synchronizeState() { |
| checkNavBarModes(); |
| } |
| |
| @Override |
| public boolean shouldHideOnTouch() { |
| return !mNotificationRemoteInputManager.getController().isRemoteInputActive(); |
| } |
| |
| @Override |
| public boolean isVisible() { |
| return isTransientShown(); |
| } |
| |
| @Override |
| public void hide() { |
| clearTransient(); |
| } |
| }; |
| |
| private final OverviewProxyListener mOverviewProxyListener = new OverviewProxyListener() { |
| @Override |
| public void onConnectionChanged(boolean isConnected) { |
| mNavigationBarView.updateStates(); |
| updateScreenPinningGestures(); |
| |
| // Send the assistant availability upon connection |
| if (isConnected) { |
| updateAssistantEntrypoints(); |
| } |
| } |
| |
| @Override |
| public void onQuickStepStarted() { |
| // Use navbar dragging as a signal to hide the rotate button |
| mNavigationBarView.getRotationButtonController().setRotateSuggestionButtonState(false); |
| |
| // Hide the notifications panel when quick step starts |
| mShadeController.collapsePanel(true /* animate */); |
| } |
| |
| @Override |
| public void onPrioritizedRotation(@Surface.Rotation int rotation) { |
| mStartingQuickSwitchRotation = rotation; |
| if (rotation == -1) { |
| mShowOrientedHandleForImmersiveMode = false; |
| } |
| orientSecondaryHomeHandle(); |
| } |
| |
| @Override |
| public void startAssistant(Bundle bundle) { |
| mAssistManagerLazy.get().startAssist(bundle); |
| } |
| |
| @Override |
| public void onNavBarButtonAlphaChanged(float alpha, boolean animate) { |
| if (!mIsCurrentUserSetup) { |
| // If the current user is not yet setup, then don't update any button alphas |
| return; |
| } |
| if (QuickStepContract.isLegacyMode(mNavBarMode)) { |
| // Don't allow the bar buttons to be affected by the alpha |
| return; |
| } |
| |
| ButtonDispatcher buttonDispatcher = null; |
| boolean forceVisible = false; |
| if (QuickStepContract.isGesturalMode(mNavBarMode)) { |
| // Disallow home handle animations when in gestural |
| animate = false; |
| forceVisible = mAllowForceNavBarHandleOpaque && mForceNavBarHandleOpaque; |
| buttonDispatcher = mNavigationBarView.getHomeHandle(); |
| if (getBarTransitions() != null) { |
| getBarTransitions().setBackgroundOverrideAlpha(alpha); |
| } |
| } else if (QuickStepContract.isSwipeUpMode(mNavBarMode)) { |
| buttonDispatcher = mNavigationBarView.getBackButton(); |
| } |
| if (buttonDispatcher != null) { |
| buttonDispatcher.setVisibility( |
| (forceVisible || alpha > 0) ? View.VISIBLE : View.INVISIBLE); |
| buttonDispatcher.setAlpha(forceVisible ? 1f : alpha, animate); |
| } |
| } |
| |
| @Override |
| public void onHomeRotationEnabled(boolean enabled) { |
| mNavigationBarView.getRotationButtonController().setHomeRotationEnabled(enabled); |
| } |
| |
| @Override |
| public void onOverviewShown(boolean fromHome) { |
| // If the overview has fixed orientation that may change display to natural rotation, |
| // we don't want the user rotation to be reset. So after user returns to application, |
| // it can keep in the original rotation. |
| mNavigationBarView.getRotationButtonController().setSkipOverrideUserLockPrefsOnce(); |
| } |
| |
| @Override |
| public void onToggleRecentApps() { |
| // The same case as onOverviewShown but only for 3-button navigation. |
| mNavigationBarView.getRotationButtonController().setSkipOverrideUserLockPrefsOnce(); |
| } |
| }; |
| |
| private NavigationBarTransitions.DarkIntensityListener mOrientationHandleIntensityListener = |
| new NavigationBarTransitions.DarkIntensityListener() { |
| @Override |
| public void onDarkIntensity(float darkIntensity) { |
| mOrientationHandle.setDarkIntensity(darkIntensity); |
| } |
| }; |
| |
| private final Runnable mAutoDim = () -> getBarTransitions().setAutoDim(true); |
| private final Runnable mEnableLayoutTransitions = () -> |
| mNavigationBarView.setLayoutTransitionsEnabled(true); |
| private final Runnable mOnVariableDurationHomeLongClick = () -> { |
| if (onHomeLongClick(mNavigationBarView.getHomeButton().getCurrentView())) { |
| mNavigationBarView.getHomeButton().getCurrentView().performHapticFeedback( |
| HapticFeedbackConstants.LONG_PRESS, |
| HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); |
| } |
| }; |
| |
| private final ContentObserver mAssistContentObserver = new ContentObserver( |
| new Handler(Looper.getMainLooper())) { |
| @Override |
| public void onChange(boolean selfChange, Uri uri) { |
| updateAssistantEntrypoints(); |
| } |
| }; |
| |
| private final DeviceConfig.OnPropertiesChangedListener mOnPropertiesChangedListener = |
| new DeviceConfig.OnPropertiesChangedListener() { |
| @Override |
| public void onPropertiesChanged(DeviceConfig.Properties properties) { |
| if (properties.getKeyset().contains(NAV_BAR_HANDLE_FORCE_OPAQUE)) { |
| mForceNavBarHandleOpaque = properties.getBoolean( |
| NAV_BAR_HANDLE_FORCE_OPAQUE, /* defaultValue = */ true); |
| } |
| |
| if (properties.getKeyset().contains(HOME_BUTTON_LONG_PRESS_DURATION_MS)) { |
| mHomeButtonLongPressDurationMs = Optional.of( |
| properties.getLong(HOME_BUTTON_LONG_PRESS_DURATION_MS, 0) |
| ).filter(duration -> duration != 0); |
| reconfigureHomeLongClick(); |
| } |
| } |
| }; |
| |
| private final DeviceProvisionedController.DeviceProvisionedListener mUserSetupListener = |
| new DeviceProvisionedController.DeviceProvisionedListener() { |
| @Override |
| public void onUserSetupChanged() { |
| mIsCurrentUserSetup = mDeviceProvisionedController.isCurrentUserSetup(); |
| } |
| }; |
| |
| private final NotificationShadeDepthController.DepthListener mDepthListener = |
| new NotificationShadeDepthController.DepthListener() { |
| boolean mHasBlurs; |
| |
| @Override |
| public void onWallpaperZoomOutChanged(float zoomOut) { |
| } |
| |
| @Override |
| public void onBlurRadiusChanged(int radius) { |
| boolean hasBlurs = radius != 0; |
| if (hasBlurs == mHasBlurs) { |
| return; |
| } |
| mHasBlurs = hasBlurs; |
| mNavigationBarView.setWindowHasBlurs(hasBlurs); |
| } |
| }; |
| |
| public NavigationBar(Context context, |
| WindowManager windowManager, |
| Lazy<AssistManager> assistManagerLazy, |
| AccessibilityManager accessibilityManager, |
| AccessibilityManagerWrapper accessibilityManagerWrapper, |
| DeviceProvisionedController deviceProvisionedController, |
| MetricsLogger metricsLogger, |
| OverviewProxyService overviewProxyService, |
| NavigationModeController navigationModeController, |
| AccessibilityButtonModeObserver accessibilityButtonModeObserver, |
| StatusBarStateController statusBarStateController, |
| SysUiState sysUiFlagsContainer, |
| BroadcastDispatcher broadcastDispatcher, |
| CommandQueue commandQueue, |
| Optional<Pip> pipOptional, |
| Optional<LegacySplitScreen> splitScreenOptional, |
| Optional<Recents> recentsOptional, Lazy<StatusBar> statusBarLazy, |
| ShadeController shadeController, |
| NotificationRemoteInputManager notificationRemoteInputManager, |
| NotificationShadeDepthController notificationShadeDepthController, |
| SystemActions systemActions, |
| @Main Handler mainHandler, |
| NavigationBarOverlayController navbarOverlayController, |
| UiEventLogger uiEventLogger, |
| UserTracker userTracker) { |
| mContext = context; |
| mWindowManager = windowManager; |
| mAccessibilityManager = accessibilityManager; |
| mAccessibilityManagerWrapper = accessibilityManagerWrapper; |
| mDeviceProvisionedController = deviceProvisionedController; |
| mStatusBarStateController = statusBarStateController; |
| mMetricsLogger = metricsLogger; |
| mAssistManagerLazy = assistManagerLazy; |
| mSysUiFlagsContainer = sysUiFlagsContainer; |
| mStatusBarLazy = statusBarLazy; |
| mShadeController = shadeController; |
| mNotificationRemoteInputManager = notificationRemoteInputManager; |
| mOverviewProxyService = overviewProxyService; |
| mNavigationModeController = navigationModeController; |
| mAccessibilityButtonModeObserver = accessibilityButtonModeObserver; |
| mBroadcastDispatcher = broadcastDispatcher; |
| mCommandQueue = commandQueue; |
| mPipOptional = pipOptional; |
| mSplitScreenOptional = splitScreenOptional; |
| mRecentsOptional = recentsOptional; |
| mSystemActions = systemActions; |
| mHandler = mainHandler; |
| mNavbarOverlayController = navbarOverlayController; |
| mUiEventLogger = uiEventLogger; |
| mUserTracker = userTracker; |
| mNotificationShadeDepthController = notificationShadeDepthController; |
| |
| mNavBarMode = mNavigationModeController.addListener(this); |
| mAccessibilityButtonModeObserver.addListener(this); |
| } |
| |
| public NavigationBarView getView() { |
| return mNavigationBarView; |
| } |
| |
| public View createView(Bundle savedState) { |
| WindowManager.LayoutParams lp = new WindowManager.LayoutParams( |
| WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.MATCH_PARENT, |
| WindowManager.LayoutParams.TYPE_NAVIGATION_BAR, |
| WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING |
| | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE |
| | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL |
| | WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH |
| | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH |
| | WindowManager.LayoutParams.FLAG_SLIPPERY, |
| PixelFormat.TRANSLUCENT); |
| lp.token = new Binder(); |
| lp.accessibilityTitle = mContext.getString(R.string.nav_bar); |
| lp.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_COLOR_SPACE_AGNOSTIC; |
| lp.layoutInDisplayCutoutMode = LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS; |
| lp.windowAnimations = 0; |
| lp.setTitle("NavigationBar" + mContext.getDisplayId()); |
| lp.setFitInsetsTypes(0 /* types */); |
| lp.setTrustedOverlay(); |
| |
| NavigationBarFrame frame = (NavigationBarFrame) LayoutInflater.from(mContext).inflate( |
| R.layout.navigation_bar_window, null); |
| View barView = LayoutInflater.from(frame.getContext()).inflate( |
| R.layout.navigation_bar, frame); |
| barView.addOnAttachStateChangeListener(this); |
| mNavigationBarView = barView.findViewById(R.id.navigation_bar_view); |
| |
| if (DEBUG) Log.v(TAG, "addNavigationBar: about to add " + barView); |
| mContext.getSystemService(WindowManager.class).addView(frame, lp); |
| mDisplayId = mContext.getDisplayId(); |
| mIsOnDefaultDisplay = mDisplayId == DEFAULT_DISPLAY; |
| |
| mCommandQueue.addCallback(this); |
| mAssistantAvailable = mAssistManagerLazy.get() |
| .getAssistInfoForUser(UserHandle.USER_CURRENT) != null; |
| mContentResolver = mContext.getContentResolver(); |
| mContentResolver.registerContentObserver( |
| Settings.Secure.getUriFor(Settings.Secure.ASSISTANT), |
| false /* notifyForDescendants */, mAssistContentObserver, UserHandle.USER_ALL); |
| mContentResolver.registerContentObserver( |
| Settings.Secure.getUriFor(Settings.Secure.ASSIST_LONG_PRESS_HOME_ENABLED), |
| false, mAssistContentObserver, UserHandle.USER_ALL); |
| mContentResolver.registerContentObserver( |
| Settings.Secure.getUriFor(Settings.Secure.ASSIST_TOUCH_GESTURE_ENABLED), |
| false, mAssistContentObserver, UserHandle.USER_ALL); |
| mAllowForceNavBarHandleOpaque = mContext.getResources().getBoolean( |
| R.bool.allow_force_nav_bar_handle_opaque); |
| mForceNavBarHandleOpaque = DeviceConfig.getBoolean( |
| DeviceConfig.NAMESPACE_SYSTEMUI, |
| NAV_BAR_HANDLE_FORCE_OPAQUE, |
| /* defaultValue = */ true); |
| mHomeButtonLongPressDurationMs = Optional.of(DeviceConfig.getLong( |
| DeviceConfig.NAMESPACE_SYSTEMUI, |
| HOME_BUTTON_LONG_PRESS_DURATION_MS, |
| /* defaultValue = */ 0 |
| )).filter(duration -> duration != 0); |
| DeviceConfig.addOnPropertiesChangedListener( |
| DeviceConfig.NAMESPACE_SYSTEMUI, mHandler::post, mOnPropertiesChangedListener); |
| updateAssistantEntrypoints(); |
| |
| if (savedState != null) { |
| mDisabledFlags1 = savedState.getInt(EXTRA_DISABLE_STATE, 0); |
| mDisabledFlags2 = savedState.getInt(EXTRA_DISABLE2_STATE, 0); |
| mAppearance = savedState.getInt(EXTRA_APPEARANCE, 0); |
| mBehavior = savedState.getInt(EXTRA_BEHAVIOR, 0); |
| mTransientShown = savedState.getBoolean(EXTRA_TRANSIENT_STATE, false); |
| } |
| mSavedState = savedState; |
| |
| // Respect the latest disabled-flags. |
| mCommandQueue.recomputeDisableFlags(mDisplayId, false); |
| |
| mIsCurrentUserSetup = mDeviceProvisionedController.isCurrentUserSetup(); |
| mDeviceProvisionedController.addCallback(mUserSetupListener); |
| mNotificationShadeDepthController.addListener(mDepthListener); |
| |
| setAccessibilityFloatingMenuModeIfNeeded(); |
| |
| return barView; |
| } |
| |
| public void destroyView() { |
| mCommandQueue.removeCallback(this); |
| mContext.getSystemService(WindowManager.class).removeViewImmediate( |
| mNavigationBarView.getRootView()); |
| mNavigationModeController.removeListener(this); |
| mAccessibilityButtonModeObserver.removeListener(this); |
| |
| mAccessibilityManagerWrapper.removeCallback(mAccessibilityListener); |
| mContentResolver.unregisterContentObserver(mAssistContentObserver); |
| mDeviceProvisionedController.removeCallback(mUserSetupListener); |
| mNotificationShadeDepthController.removeListener(mDepthListener); |
| |
| DeviceConfig.removeOnPropertiesChangedListener(mOnPropertiesChangedListener); |
| } |
| |
| @Override |
| public void onViewAttachedToWindow(View v) { |
| final Display display = v.getDisplay(); |
| mNavigationBarView.setComponents(mStatusBarLazy.get().getPanelController()); |
| mNavigationBarView.setDisabledFlags(mDisabledFlags1); |
| mNavigationBarView.setOnVerticalChangedListener(this::onVerticalChanged); |
| mNavigationBarView.setOnTouchListener(this::onNavigationTouch); |
| if (mSavedState != null) { |
| mNavigationBarView.getLightTransitionsController().restoreState(mSavedState); |
| } |
| mNavigationBarView.setNavigationIconHints(mNavigationIconHints); |
| mNavigationBarView.setWindowVisible(isNavBarWindowVisible()); |
| mNavigationBarView.setBehavior(mBehavior); |
| |
| mAccessibilityManagerWrapper.addCallback(mAccessibilityListener); |
| |
| mSplitScreenOptional.ifPresent(mNavigationBarView::registerDockedListener); |
| mPipOptional.ifPresent(mNavigationBarView::registerPipExclusionBoundsChangeListener); |
| |
| prepareNavigationBarView(); |
| checkNavBarModes(); |
| |
| IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_OFF); |
| filter.addAction(Intent.ACTION_SCREEN_ON); |
| filter.addAction(Intent.ACTION_USER_SWITCHED); |
| mBroadcastDispatcher.registerReceiverWithHandler(mBroadcastReceiver, filter, |
| Handler.getMain(), UserHandle.ALL); |
| notifyNavigationBarScreenOn(); |
| |
| mOverviewProxyService.addCallback(mOverviewProxyListener); |
| updateSystemUiStateFlags(-1); |
| |
| // Currently there is no accelerometer sensor on non-default display. |
| if (mIsOnDefaultDisplay) { |
| final RotationButtonController rotationButtonController = |
| mNavigationBarView.getRotationButtonController(); |
| rotationButtonController.addRotationCallback(mRotationWatcher); |
| |
| // Reset user rotation pref to match that of the WindowManager if starting in locked |
| // mode. This will automatically happen when switching from auto-rotate to locked mode. |
| if (display != null && rotationButtonController.isRotationLocked()) { |
| rotationButtonController.setRotationLockedAtAngle(display.getRotation()); |
| } |
| } else { |
| mDisabledFlags2 |= StatusBarManager.DISABLE2_ROTATE_SUGGESTIONS; |
| } |
| setDisabled2Flags(mDisabledFlags2); |
| |
| initSecondaryHomeHandleForRotation(); |
| |
| // Unfortunately, we still need it because status bar needs LightBarController |
| // before notifications creation. We cannot directly use getLightBarController() |
| // from NavigationBarFragment directly. |
| LightBarController lightBarController = mIsOnDefaultDisplay |
| ? Dependency.get(LightBarController.class) |
| : new LightBarController(mContext, |
| Dependency.get(DarkIconDispatcher.class), |
| Dependency.get(BatteryController.class), |
| Dependency.get(NavigationModeController.class)); |
| setLightBarController(lightBarController); |
| |
| // TODO(b/118592525): to support multi-display, we start to add something which is |
| // per-display, while others may be global. I think it's time to |
| // add a new class maybe named DisplayDependency to solve |
| // per-display Dependency problem. |
| AutoHideController autoHideController = mIsOnDefaultDisplay |
| ? Dependency.get(AutoHideController.class) |
| : new AutoHideController(mContext, mHandler, |
| Dependency.get(IWindowManager.class)); |
| setAutoHideController(autoHideController); |
| restoreAppearanceAndTransientState(); |
| } |
| |
| @Override |
| public void onViewDetachedFromWindow(View v) { |
| mNavigationBarView.getBarTransitions().destroy(); |
| mNavigationBarView.getLightTransitionsController().destroy(mContext); |
| mOverviewProxyService.removeCallback(mOverviewProxyListener); |
| mBroadcastDispatcher.unregisterReceiver(mBroadcastReceiver); |
| if (mOrientationHandle != null) { |
| resetSecondaryHandle(); |
| getBarTransitions().removeDarkIntensityListener(mOrientationHandleIntensityListener); |
| mWindowManager.removeView(mOrientationHandle); |
| mOrientationHandle.getViewTreeObserver().removeOnGlobalLayoutListener( |
| mOrientationHandleGlobalLayoutListener); |
| } |
| mHandler.removeCallbacks(mAutoDim); |
| mHandler.removeCallbacks(mOnVariableDurationHomeLongClick); |
| mHandler.removeCallbacks(mEnableLayoutTransitions); |
| mNavigationBarView = null; |
| mOrientationHandle = null; |
| } |
| |
| // TODO: Remove this when we update nav bar recreation |
| public void onSaveInstanceState(Bundle outState) { |
| outState.putInt(EXTRA_DISABLE_STATE, mDisabledFlags1); |
| outState.putInt(EXTRA_DISABLE2_STATE, mDisabledFlags2); |
| outState.putInt(EXTRA_APPEARANCE, mAppearance); |
| outState.putInt(EXTRA_BEHAVIOR, mBehavior); |
| outState.putBoolean(EXTRA_TRANSIENT_STATE, mTransientShown); |
| mNavigationBarView.getLightTransitionsController().saveState(outState); |
| } |
| |
| /** |
| * Called when a non-reloading configuration change happens and we need to update. |
| */ |
| public void onConfigurationChanged(Configuration newConfig) { |
| final Locale locale = mContext.getResources().getConfiguration().locale; |
| final int ld = TextUtils.getLayoutDirectionFromLocale(locale); |
| if (!locale.equals(mLocale) || ld != mLayoutDirection) { |
| if (DEBUG) { |
| Log.v(TAG, String.format( |
| "config changed locale/LD: %s (%d) -> %s (%d)", mLocale, mLayoutDirection, |
| locale, ld)); |
| } |
| mLocale = locale; |
| mLayoutDirection = ld; |
| refreshLayout(ld); |
| } |
| |
| repositionNavigationBar(); |
| if (canShowSecondaryHandle()) { |
| int rotation = newConfig.windowConfiguration.getRotation(); |
| if (rotation != mCurrentRotation) { |
| mCurrentRotation = rotation; |
| orientSecondaryHomeHandle(); |
| } |
| } |
| } |
| |
| private void initSecondaryHomeHandleForRotation() { |
| if (mNavBarMode != NAV_BAR_MODE_GESTURAL) { |
| return; |
| } |
| |
| mOrientationHandle = new QuickswitchOrientedNavHandle(mContext); |
| mOrientationHandle.setId(R.id.secondary_home_handle); |
| |
| getBarTransitions().addDarkIntensityListener(mOrientationHandleIntensityListener); |
| mOrientationParams = new WindowManager.LayoutParams(0, 0, |
| WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL, |
| WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE |
| | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL |
| | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN |
| | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE |
| | WindowManager.LayoutParams.FLAG_SLIPPERY, |
| PixelFormat.TRANSLUCENT); |
| mOrientationParams.setTitle("SecondaryHomeHandle" + mContext.getDisplayId()); |
| mOrientationParams.privateFlags |= PRIVATE_FLAG_NO_MOVE_ANIMATION; |
| mWindowManager.addView(mOrientationHandle, mOrientationParams); |
| mOrientationHandle.setVisibility(View.GONE); |
| mOrientationParams.setFitInsetsTypes(0 /* types*/); |
| mOrientationHandleGlobalLayoutListener = |
| () -> { |
| if (mStartingQuickSwitchRotation == -1) { |
| return; |
| } |
| |
| RectF boundsOnScreen = mOrientationHandle.computeHomeHandleBounds(); |
| mOrientationHandle.mapRectFromViewToScreenCoords(boundsOnScreen, true); |
| Rect boundsRounded = new Rect(); |
| boundsOnScreen.roundOut(boundsRounded); |
| mNavigationBarView.setOrientedHandleSamplingRegion(boundsRounded); |
| }; |
| mOrientationHandle.getViewTreeObserver().addOnGlobalLayoutListener( |
| mOrientationHandleGlobalLayoutListener); |
| } |
| |
| private void orientSecondaryHomeHandle() { |
| if (!canShowSecondaryHandle()) { |
| return; |
| } |
| |
| if (mStartingQuickSwitchRotation == -1 || mSplitScreenOptional |
| .map(LegacySplitScreen::isDividerVisible).orElse(false)) { |
| // Hide the secondary home handle if we are in multiwindow since apps in multiwindow |
| // aren't allowed to set the display orientation |
| resetSecondaryHandle(); |
| } else { |
| int deltaRotation = deltaRotation(mCurrentRotation, mStartingQuickSwitchRotation); |
| if (mStartingQuickSwitchRotation == -1 || deltaRotation == -1) { |
| // Curious if starting quickswitch can change between the if check and our delta |
| Log.d(TAG, "secondary nav delta rotation: " + deltaRotation |
| + " current: " + mCurrentRotation |
| + " starting: " + mStartingQuickSwitchRotation); |
| } |
| int height = 0; |
| int width = 0; |
| Rect dispSize = mWindowManager.getCurrentWindowMetrics().getBounds(); |
| mOrientationHandle.setDeltaRotation(deltaRotation); |
| switch (deltaRotation) { |
| case Surface.ROTATION_90: |
| case Surface.ROTATION_270: |
| height = dispSize.height(); |
| width = mNavigationBarView.getHeight(); |
| break; |
| case Surface.ROTATION_180: |
| case Surface.ROTATION_0: |
| // TODO(b/152683657): Need to determine best UX for this |
| if (!mShowOrientedHandleForImmersiveMode) { |
| resetSecondaryHandle(); |
| return; |
| } |
| width = dispSize.width(); |
| height = mNavigationBarView.getHeight(); |
| break; |
| } |
| |
| mOrientationParams.gravity = |
| deltaRotation == Surface.ROTATION_0 ? Gravity.BOTTOM : |
| (deltaRotation == Surface.ROTATION_90 ? Gravity.LEFT : Gravity.RIGHT); |
| mOrientationParams.height = height; |
| mOrientationParams.width = width; |
| mWindowManager.updateViewLayout(mOrientationHandle, mOrientationParams); |
| mNavigationBarView.setVisibility(View.GONE); |
| mOrientationHandle.setVisibility(View.VISIBLE); |
| } |
| } |
| |
| private void resetSecondaryHandle() { |
| if (mOrientationHandle != null) { |
| // Case where nav mode is changed w/o ever invoking a quickstep |
| // mOrientedHandle is initialized lazily |
| mOrientationHandle.setVisibility(View.GONE); |
| } |
| mNavigationBarView.setVisibility(View.VISIBLE); |
| mNavigationBarView.setOrientedHandleSamplingRegion(null); |
| } |
| |
| private void reconfigureHomeLongClick() { |
| if (mNavigationBarView.getHomeButton().getCurrentView() == null) { |
| return; |
| } |
| if (mHomeButtonLongPressDurationMs.isPresent() || !mLongPressHomeEnabled) { |
| mNavigationBarView.getHomeButton().getCurrentView().setLongClickable(false); |
| mNavigationBarView.getHomeButton().getCurrentView().setHapticFeedbackEnabled(false); |
| mNavigationBarView.getHomeButton().setOnLongClickListener(null); |
| } else { |
| mNavigationBarView.getHomeButton().getCurrentView().setLongClickable(true); |
| mNavigationBarView.getHomeButton().getCurrentView().setHapticFeedbackEnabled(true); |
| mNavigationBarView.getHomeButton().setOnLongClickListener(this::onHomeLongClick); |
| } |
| } |
| |
| private int deltaRotation(int oldRotation, int newRotation) { |
| int delta = newRotation - oldRotation; |
| if (delta < 0) delta += 4; |
| return delta; |
| } |
| |
| public void dump(PrintWriter pw) { |
| pw.println("NavigationBar (displayId=" + mDisplayId + "):"); |
| pw.println(" mStartingQuickSwitchRotation=" + mStartingQuickSwitchRotation); |
| pw.println(" mCurrentRotation=" + mCurrentRotation); |
| pw.println(" mHomeButtonLongPressDurationMs=" + mHomeButtonLongPressDurationMs); |
| pw.println(" mLongPressHomeEnabled=" + mLongPressHomeEnabled); |
| pw.println(" mAssistantTouchGestureEnabled=" + mAssistantTouchGestureEnabled); |
| pw.println(" mNavigationBarWindowState=" |
| + windowStateToString(mNavigationBarWindowState)); |
| pw.println(" mNavigationBarMode=" |
| + BarTransitions.modeToString(mNavigationBarMode)); |
| dumpBarTransitions(pw, "mNavigationBarView", mNavigationBarView.getBarTransitions()); |
| mNavigationBarView.dump(pw); |
| } |
| |
| // ----- CommandQueue Callbacks ----- |
| |
| @Override |
| public void setImeWindowStatus(int displayId, IBinder token, int vis, int backDisposition, |
| boolean showImeSwitcher) { |
| if (displayId != mDisplayId) { |
| return; |
| } |
| boolean imeShown = (vis & InputMethodService.IME_VISIBLE) != 0; |
| int hints = mNavigationIconHints; |
| switch (backDisposition) { |
| case InputMethodService.BACK_DISPOSITION_DEFAULT: |
| case InputMethodService.BACK_DISPOSITION_WILL_NOT_DISMISS: |
| case InputMethodService.BACK_DISPOSITION_WILL_DISMISS: |
| if (imeShown) { |
| hints |= NAVIGATION_HINT_BACK_ALT; |
| } else { |
| hints &= ~NAVIGATION_HINT_BACK_ALT; |
| } |
| break; |
| case InputMethodService.BACK_DISPOSITION_ADJUST_NOTHING: |
| hints &= ~NAVIGATION_HINT_BACK_ALT; |
| break; |
| } |
| if (showImeSwitcher) { |
| hints |= NAVIGATION_HINT_IME_SHOWN; |
| } else { |
| hints &= ~NAVIGATION_HINT_IME_SHOWN; |
| } |
| if (hints == mNavigationIconHints) return; |
| |
| mNavigationIconHints = hints; |
| mNavigationBarView.setNavigationIconHints(hints); |
| checkBarModes(); |
| updateSystemUiStateFlags(-1); |
| } |
| |
| @Override |
| public void setWindowState( |
| int displayId, @WindowType int window, @WindowVisibleState int state) { |
| if (displayId == mDisplayId |
| && window == StatusBarManager.WINDOW_NAVIGATION_BAR |
| && mNavigationBarWindowState != state) { |
| mNavigationBarWindowState = state; |
| updateSystemUiStateFlags(-1); |
| mShowOrientedHandleForImmersiveMode = state == WINDOW_STATE_HIDDEN; |
| if (mOrientationHandle != null |
| && mStartingQuickSwitchRotation != -1) { |
| orientSecondaryHomeHandle(); |
| } |
| if (DEBUG_WINDOW_STATE) Log.d(TAG, "Navigation bar " + windowStateToString(state)); |
| mNavigationBarView.setWindowVisible(isNavBarWindowVisible()); |
| } |
| } |
| |
| @Override |
| public void onRotationProposal(final int rotation, boolean isValid) { |
| final int winRotation = mNavigationBarView.getDisplay().getRotation(); |
| final boolean rotateSuggestionsDisabled = RotationButtonController |
| .hasDisable2RotateSuggestionFlag(mDisabledFlags2); |
| final RotationButtonController rotationButtonController = |
| mNavigationBarView.getRotationButtonController(); |
| final RotationButton rotationButton = rotationButtonController.getRotationButton(); |
| |
| if (RotationContextButton.DEBUG_ROTATION) { |
| Log.v(TAG, "onRotationProposal proposedRotation=" + Surface.rotationToString(rotation) |
| + ", winRotation=" + Surface.rotationToString(winRotation) |
| + ", isValid=" + isValid + ", mNavBarWindowState=" |
| + StatusBarManager.windowStateToString(mNavigationBarWindowState) |
| + ", rotateSuggestionsDisabled=" + rotateSuggestionsDisabled |
| + ", isRotateButtonVisible=" + rotationButton.isVisible()); |
| } |
| |
| // Respect the disabled flag, no need for action as flag change callback will handle hiding |
| if (rotateSuggestionsDisabled) return; |
| |
| rotationButtonController.onRotationProposal(rotation, winRotation, isValid); |
| } |
| |
| @Override |
| public void onRecentsAnimationStateChanged(boolean running) { |
| if (running) { |
| mNavbarOverlayController.setButtonState(/* visible */false, /* force */true); |
| } |
| mNavigationBarView.getRotationButtonController().setRecentsAnimationRunning(running); |
| } |
| |
| /** Restores the appearance and the transient saved state to {@link NavigationBar}. */ |
| public void restoreAppearanceAndTransientState() { |
| final int barMode = barMode(mTransientShown, mAppearance); |
| mNavigationBarMode = barMode; |
| checkNavBarModes(); |
| if (mAutoHideController != null) { |
| mAutoHideController.touchAutoHide(); |
| } |
| if (mLightBarController != null) { |
| mLightBarController.onNavigationBarAppearanceChanged(mAppearance, |
| true /* nbModeChanged */, barMode, false /* navbarColorManagedByIme */); |
| } |
| } |
| |
| @Override |
| public void onSystemBarAttributesChanged(int displayId, @Appearance int appearance, |
| AppearanceRegion[] appearanceRegions, boolean navbarColorManagedByIme, |
| @Behavior int behavior, boolean isFullscreen) { |
| if (displayId != mDisplayId) { |
| return; |
| } |
| boolean nbModeChanged = false; |
| if (mAppearance != appearance) { |
| mAppearance = appearance; |
| nbModeChanged = updateBarMode(barMode(mTransientShown, appearance)); |
| } |
| if (mLightBarController != null) { |
| mLightBarController.onNavigationBarAppearanceChanged(appearance, nbModeChanged, |
| mNavigationBarMode, navbarColorManagedByIme); |
| } |
| if (mBehavior != behavior) { |
| mBehavior = behavior; |
| mNavigationBarView.setBehavior(behavior); |
| updateSystemUiStateFlags(-1); |
| } |
| } |
| |
| @Override |
| public void showTransient(int displayId, @InternalInsetsType int[] types) { |
| if (displayId != mDisplayId) { |
| return; |
| } |
| if (!containsType(types, ITYPE_NAVIGATION_BAR)) { |
| return; |
| } |
| if (!mTransientShown) { |
| mTransientShown = true; |
| handleTransientChanged(); |
| } |
| } |
| |
| @Override |
| public void abortTransient(int displayId, @InternalInsetsType int[] types) { |
| if (displayId != mDisplayId) { |
| return; |
| } |
| if (!containsType(types, ITYPE_NAVIGATION_BAR)) { |
| return; |
| } |
| clearTransient(); |
| } |
| |
| private void clearTransient() { |
| if (mTransientShown) { |
| mTransientShown = false; |
| handleTransientChanged(); |
| } |
| } |
| |
| private void handleTransientChanged() { |
| mNavigationBarView.onTransientStateChanged(mTransientShown); |
| final int barMode = barMode(mTransientShown, mAppearance); |
| if (updateBarMode(barMode) && mLightBarController != null) { |
| mLightBarController.onNavigationBarModeChanged(barMode); |
| } |
| } |
| |
| // Returns true if the bar mode is changed. |
| private boolean updateBarMode(int barMode) { |
| if (mNavigationBarMode != barMode) { |
| mNavigationBarMode = barMode; |
| checkNavBarModes(); |
| if (mAutoHideController != null) { |
| mAutoHideController.touchAutoHide(); |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| private static @TransitionMode int barMode(boolean isTransient, int appearance) { |
| final int lightsOutOpaque = APPEARANCE_LOW_PROFILE_BARS | APPEARANCE_OPAQUE_NAVIGATION_BARS; |
| if (isTransient) { |
| return MODE_SEMI_TRANSPARENT; |
| } else if ((appearance & lightsOutOpaque) == lightsOutOpaque) { |
| return MODE_LIGHTS_OUT; |
| } else if ((appearance & APPEARANCE_LOW_PROFILE_BARS) != 0) { |
| return MODE_LIGHTS_OUT_TRANSPARENT; |
| } else if ((appearance & APPEARANCE_OPAQUE_NAVIGATION_BARS) != 0) { |
| return MODE_OPAQUE; |
| } else if ((appearance & APPEARANCE_SEMI_TRANSPARENT_NAVIGATION_BARS) != 0) { |
| return MODE_SEMI_TRANSPARENT; |
| } else { |
| return MODE_TRANSPARENT; |
| } |
| } |
| |
| @Override |
| public void disable(int displayId, int state1, int state2, boolean animate) { |
| if (displayId != mDisplayId) { |
| return; |
| } |
| // Navigation bar flags are in both state1 and state2. |
| final int masked = state1 & (StatusBarManager.DISABLE_HOME |
| | StatusBarManager.DISABLE_RECENT |
| | StatusBarManager.DISABLE_BACK |
| | StatusBarManager.DISABLE_SEARCH); |
| if (masked != mDisabledFlags1) { |
| mDisabledFlags1 = masked; |
| mNavigationBarView.setDisabledFlags(state1); |
| updateScreenPinningGestures(); |
| } |
| |
| // Only default display supports rotation suggestions. |
| if (mIsOnDefaultDisplay) { |
| final int masked2 = state2 & (StatusBarManager.DISABLE2_ROTATE_SUGGESTIONS); |
| if (masked2 != mDisabledFlags2) { |
| mDisabledFlags2 = masked2; |
| setDisabled2Flags(masked2); |
| } |
| } |
| } |
| |
| private void setDisabled2Flags(int state2) { |
| // Method only called on change of disable2 flags |
| mNavigationBarView.getRotationButtonController().onDisable2FlagChanged(state2); |
| } |
| |
| // ----- Internal stuff ----- |
| |
| private void refreshLayout(int layoutDirection) { |
| mNavigationBarView.setLayoutDirection(layoutDirection); |
| } |
| |
| private boolean shouldDisableNavbarGestures() { |
| return !mDeviceProvisionedController.isDeviceProvisioned() |
| || (mDisabledFlags1 & StatusBarManager.DISABLE_SEARCH) != 0; |
| } |
| |
| private void repositionNavigationBar() { |
| if (!mNavigationBarView.isAttachedToWindow()) return; |
| |
| prepareNavigationBarView(); |
| |
| mWindowManager.updateViewLayout((View) mNavigationBarView.getParent(), |
| ((View) mNavigationBarView.getParent()).getLayoutParams()); |
| } |
| |
| private void updateScreenPinningGestures() { |
| // Change the cancel pin gesture to home and back if recents button is invisible |
| boolean pinningActive = ActivityManagerWrapper.getInstance().isScreenPinningActive(); |
| ButtonDispatcher backButton = mNavigationBarView.getBackButton(); |
| ButtonDispatcher recentsButton = mNavigationBarView.getRecentsButton(); |
| if (pinningActive) { |
| boolean recentsVisible = mNavigationBarView.isRecentsButtonVisible(); |
| backButton.setOnLongClickListener(recentsVisible |
| ? this::onLongPressBackRecents |
| : this::onLongPressBackHome); |
| recentsButton.setOnLongClickListener(this::onLongPressBackRecents); |
| } else { |
| backButton.setOnLongClickListener(null); |
| recentsButton.setOnLongClickListener(null); |
| } |
| // Note, this needs to be set after even if we're setting the listener to null |
| backButton.setLongClickable(pinningActive); |
| recentsButton.setLongClickable(pinningActive); |
| } |
| |
| private void notifyNavigationBarScreenOn() { |
| mNavigationBarView.updateNavButtonIcons(); |
| } |
| |
| private void prepareNavigationBarView() { |
| mNavigationBarView.reorient(); |
| |
| ButtonDispatcher recentsButton = mNavigationBarView.getRecentsButton(); |
| recentsButton.setOnClickListener(this::onRecentsClick); |
| recentsButton.setOnTouchListener(this::onRecentsTouch); |
| |
| ButtonDispatcher homeButton = mNavigationBarView.getHomeButton(); |
| homeButton.setOnTouchListener(this::onHomeTouch); |
| |
| reconfigureHomeLongClick(); |
| |
| ButtonDispatcher accessibilityButton = mNavigationBarView.getAccessibilityButton(); |
| accessibilityButton.setOnClickListener(this::onAccessibilityClick); |
| accessibilityButton.setOnLongClickListener(this::onAccessibilityLongClick); |
| updateAccessibilityServicesState(mAccessibilityManager); |
| |
| ButtonDispatcher imeSwitcherButton = mNavigationBarView.getImeSwitchButton(); |
| imeSwitcherButton.setOnClickListener(this::onImeSwitcherClick); |
| |
| updateScreenPinningGestures(); |
| } |
| |
| @VisibleForTesting |
| boolean onHomeTouch(View v, MotionEvent event) { |
| if (mHomeBlockedThisTouch && event.getActionMasked() != MotionEvent.ACTION_DOWN) { |
| return true; |
| } |
| // If an incoming call is ringing, HOME is totally disabled. |
| // (The user is already on the InCallUI at this point, |
| // and their ONLY options are to answer or reject the call.) |
| switch (event.getAction()) { |
| case MotionEvent.ACTION_DOWN: |
| mHomeBlockedThisTouch = false; |
| TelecomManager telecomManager = |
| mContext.getSystemService(TelecomManager.class); |
| if (telecomManager != null && telecomManager.isRinging()) { |
| if (mStatusBarLazy.get().isKeyguardShowing()) { |
| Log.i(TAG, "Ignoring HOME; there's a ringing incoming call. " + |
| "No heads up"); |
| mHomeBlockedThisTouch = true; |
| return true; |
| } |
| } |
| if (mLongPressHomeEnabled) { |
| mHomeButtonLongPressDurationMs.ifPresent(longPressDuration -> { |
| mHandler.postDelayed(mOnVariableDurationHomeLongClick, longPressDuration); |
| }); |
| } |
| break; |
| case MotionEvent.ACTION_UP: |
| case MotionEvent.ACTION_CANCEL: |
| mHandler.removeCallbacks(mOnVariableDurationHomeLongClick); |
| mStatusBarLazy.get().awakenDreams(); |
| break; |
| } |
| return false; |
| } |
| |
| private void onVerticalChanged(boolean isVertical) { |
| mStatusBarLazy.get().setQsScrimEnabled(!isVertical); |
| } |
| |
| private boolean onNavigationTouch(View v, MotionEvent event) { |
| if (mAutoHideController != null) { |
| mAutoHideController.checkUserAutoHide(event); |
| } |
| return false; |
| } |
| |
| @VisibleForTesting |
| boolean onHomeLongClick(View v) { |
| if (!mNavigationBarView.isRecentsButtonVisible() |
| && ActivityManagerWrapper.getInstance().isScreenPinningActive()) { |
| return onLongPressBackHome(v); |
| } |
| if (shouldDisableNavbarGestures()) { |
| return false; |
| } |
| mMetricsLogger.action(MetricsEvent.ACTION_ASSIST_LONG_PRESS); |
| mUiEventLogger.log(NavBarActionEvent.NAVBAR_ASSIST_LONGPRESS); |
| Bundle args = new Bundle(); |
| args.putInt( |
| AssistManager.INVOCATION_TYPE_KEY, |
| AssistManager.INVOCATION_TYPE_HOME_BUTTON_LONG_PRESS); |
| mAssistManagerLazy.get().startAssist(args); |
| mStatusBarLazy.get().awakenDreams(); |
| mNavigationBarView.abortCurrentGesture(); |
| return true; |
| } |
| |
| // additional optimization when we have software system buttons - start loading the recent |
| // tasks on touch down |
| private boolean onRecentsTouch(View v, MotionEvent event) { |
| int action = event.getAction() & MotionEvent.ACTION_MASK; |
| if (action == MotionEvent.ACTION_DOWN) { |
| mCommandQueue.preloadRecentApps(); |
| } else if (action == MotionEvent.ACTION_CANCEL) { |
| mCommandQueue.cancelPreloadRecentApps(); |
| } else if (action == MotionEvent.ACTION_UP) { |
| if (!v.isPressed()) { |
| mCommandQueue.cancelPreloadRecentApps(); |
| } |
| } |
| return false; |
| } |
| |
| private void onRecentsClick(View v) { |
| if (LatencyTracker.isEnabled(mContext)) { |
| LatencyTracker.getInstance(mContext).onActionStart( |
| LatencyTracker.ACTION_TOGGLE_RECENTS); |
| } |
| mStatusBarLazy.get().awakenDreams(); |
| mCommandQueue.toggleRecentApps(); |
| } |
| |
| private void onImeSwitcherClick(View v) { |
| mContext.getSystemService(InputMethodManager.class).showInputMethodPickerFromSystem( |
| true /* showAuxiliarySubtypes */, mDisplayId); |
| }; |
| |
| private boolean onLongPressBackHome(View v) { |
| return onLongPressNavigationButtons(v, R.id.back, R.id.home); |
| } |
| |
| private boolean onLongPressBackRecents(View v) { |
| return onLongPressNavigationButtons(v, R.id.back, R.id.recent_apps); |
| } |
| |
| /** |
| * This handles long-press of both back and recents/home. Back is the common button with |
| * combination of recents if it is visible or home if recents is invisible. |
| * They are handled together to capture them both being long-pressed |
| * at the same time to exit screen pinning (lock task). |
| * |
| * When accessibility mode is on, only a long-press from recents/home |
| * is required to exit. |
| * |
| * In all other circumstances we try to pass through long-press events |
| * for Back, so that apps can still use it. Which can be from two things. |
| * 1) Not currently in screen pinning (lock task). |
| * 2) Back is long-pressed without recents/home. |
| */ |
| private boolean onLongPressNavigationButtons(View v, @IdRes int btnId1, @IdRes int btnId2) { |
| try { |
| boolean sendBackLongPress = false; |
| IActivityTaskManager activityManager = ActivityTaskManager.getService(); |
| boolean touchExplorationEnabled = mAccessibilityManager.isTouchExplorationEnabled(); |
| boolean inLockTaskMode = activityManager.isInLockTaskMode(); |
| boolean stopLockTaskMode = false; |
| try { |
| if (inLockTaskMode && !touchExplorationEnabled) { |
| long time = System.currentTimeMillis(); |
| |
| // If we recently long-pressed the other button then they were |
| // long-pressed 'together' |
| if ((time - mLastLockToAppLongPress) < LOCK_TO_APP_GESTURE_TOLERENCE) { |
| stopLockTaskMode = true; |
| return true; |
| } else if (v.getId() == btnId1) { |
| ButtonDispatcher button = btnId2 == R.id.recent_apps |
| ? mNavigationBarView.getRecentsButton() |
| : mNavigationBarView.getHomeButton(); |
| if (!button.getCurrentView().isPressed()) { |
| // If we aren't pressing recents/home right now then they presses |
| // won't be together, so send the standard long-press action. |
| sendBackLongPress = true; |
| } |
| } |
| mLastLockToAppLongPress = time; |
| } else { |
| // If this is back still need to handle sending the long-press event. |
| if (v.getId() == btnId1) { |
| sendBackLongPress = true; |
| } else if (touchExplorationEnabled && inLockTaskMode) { |
| // When in accessibility mode a long press that is recents/home (not back) |
| // should stop lock task. |
| stopLockTaskMode = true; |
| return true; |
| } else if (v.getId() == btnId2) { |
| return btnId2 == R.id.recent_apps |
| ? onLongPressRecents() |
| : onHomeLongClick( |
| mNavigationBarView.getHomeButton().getCurrentView()); |
| } |
| } |
| } finally { |
| if (stopLockTaskMode) { |
| activityManager.stopSystemLockTaskMode(); |
| // When exiting refresh disabled flags. |
| mNavigationBarView.updateNavButtonIcons(); |
| } |
| } |
| |
| if (sendBackLongPress) { |
| KeyButtonView keyButtonView = (KeyButtonView) v; |
| keyButtonView.sendEvent(KeyEvent.ACTION_DOWN, KeyEvent.FLAG_LONG_PRESS); |
| keyButtonView.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_LONG_CLICKED); |
| return true; |
| } |
| } catch (RemoteException e) { |
| Log.d(TAG, "Unable to reach activity manager", e); |
| } |
| return false; |
| } |
| |
| private boolean onLongPressRecents() { |
| if (mRecentsOptional.isPresent() || !ActivityTaskManager.supportsMultiWindow(mContext) |
| || ActivityManager.isLowRamDeviceStatic() |
| // If we are connected to the overview service, then disable the recents button |
| || mOverviewProxyService.getProxy() != null |
| || !mSplitScreenOptional.map(splitScreen -> |
| splitScreen.getDividerView().getSnapAlgorithm().isSplitScreenFeasible()) |
| .orElse(false)) { |
| return false; |
| } |
| |
| return mStatusBarLazy.get().toggleSplitScreenMode(MetricsEvent.ACTION_WINDOW_DOCK_LONGPRESS, |
| MetricsEvent.ACTION_WINDOW_UNDOCK_LONGPRESS); |
| } |
| |
| private void onAccessibilityClick(View v) { |
| final Display display = v.getDisplay(); |
| mAccessibilityManager.notifyAccessibilityButtonClicked( |
| display != null ? display.getDisplayId() : DEFAULT_DISPLAY); |
| } |
| |
| private boolean onAccessibilityLongClick(View v) { |
| final Intent intent = new Intent(AccessibilityManager.ACTION_CHOOSE_ACCESSIBILITY_BUTTON); |
| intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK); |
| final String chooserClassName = AccessibilityButtonChooserActivity.class.getName(); |
| intent.setClassName(CHOOSER_PACKAGE_NAME, chooserClassName); |
| mContext.startActivityAsUser(intent, UserHandle.CURRENT); |
| return true; |
| } |
| |
| void updateAccessibilityServicesState(AccessibilityManager accessibilityManager) { |
| boolean[] feedbackEnabled = new boolean[1]; |
| int a11yFlags = getA11yButtonState(feedbackEnabled); |
| |
| boolean clickable = (a11yFlags & SYSUI_STATE_A11Y_BUTTON_CLICKABLE) != 0; |
| boolean longClickable = (a11yFlags & SYSUI_STATE_A11Y_BUTTON_LONG_CLICKABLE) != 0; |
| mNavigationBarView.setAccessibilityButtonState(clickable, longClickable); |
| |
| updateSystemUiStateFlags(a11yFlags); |
| } |
| |
| private void setAccessibilityFloatingMenuModeIfNeeded() { |
| if (QuickStepContract.isGesturalMode(mNavBarMode)) { |
| Settings.Secure.putIntForUser(mContentResolver, |
| Settings.Secure.ACCESSIBILITY_BUTTON_MODE, |
| ACCESSIBILITY_BUTTON_MODE_FLOATING_MENU, UserHandle.USER_CURRENT); |
| } |
| } |
| |
| public void updateSystemUiStateFlags(int a11yFlags) { |
| if (a11yFlags < 0) { |
| a11yFlags = getA11yButtonState(null); |
| } |
| boolean clickable = (a11yFlags & SYSUI_STATE_A11Y_BUTTON_CLICKABLE) != 0; |
| boolean longClickable = (a11yFlags & SYSUI_STATE_A11Y_BUTTON_LONG_CLICKABLE) != 0; |
| |
| mSysUiFlagsContainer.setFlag(SYSUI_STATE_A11Y_BUTTON_CLICKABLE, clickable) |
| .setFlag(SYSUI_STATE_A11Y_BUTTON_LONG_CLICKABLE, longClickable) |
| .setFlag(SYSUI_STATE_NAV_BAR_HIDDEN, !isNavBarWindowVisible()) |
| .setFlag(SYSUI_STATE_IME_SHOWING, |
| (mNavigationIconHints & NAVIGATION_HINT_BACK_ALT) != 0) |
| .setFlag(SYSUI_STATE_ALLOW_GESTURE_IGNORING_BAR_VISIBILITY, |
| allowSystemGestureIgnoringBarVisibility()) |
| .commitUpdate(mDisplayId); |
| registerAction(clickable, SystemActions.SYSTEM_ACTION_ID_ACCESSIBILITY_BUTTON); |
| registerAction(longClickable, SystemActions.SYSTEM_ACTION_ID_ACCESSIBILITY_BUTTON_CHOOSER); |
| } |
| |
| private void registerAction(boolean register, int actionId) { |
| if (register) { |
| mSystemActions.register(actionId); |
| } else { |
| mSystemActions.unregister(actionId); |
| } |
| } |
| |
| /** |
| * Returns the system UI flags corresponding the the current accessibility button state |
| * |
| * @param outFeedbackEnabled if non-null, sets it to true if accessibility feedback is enabled. |
| */ |
| public int getA11yButtonState(@Nullable boolean[] outFeedbackEnabled) { |
| boolean feedbackEnabled = false; |
| // AccessibilityManagerService resolves services for the current user since the local |
| // AccessibilityManager is created from a Context with the INTERACT_ACROSS_USERS permission |
| final List<AccessibilityServiceInfo> services = |
| mAccessibilityManager.getEnabledAccessibilityServiceList( |
| AccessibilityServiceInfo.FEEDBACK_ALL_MASK); |
| final List<String> a11yButtonTargets = |
| mAccessibilityManager.getAccessibilityShortcutTargets( |
| AccessibilityManager.ACCESSIBILITY_BUTTON); |
| final int requestingServices = a11yButtonTargets.size(); |
| for (int i = services.size() - 1; i >= 0; --i) { |
| AccessibilityServiceInfo info = services.get(i); |
| if (info.feedbackType != 0 && info.feedbackType != |
| AccessibilityServiceInfo.FEEDBACK_GENERIC) { |
| feedbackEnabled = true; |
| } |
| } |
| |
| if (outFeedbackEnabled != null) { |
| outFeedbackEnabled[0] = feedbackEnabled; |
| } |
| |
| // If accessibility button is floating menu mode, click and long click state should be |
| // disabled. |
| if (mAccessibilityButtonModeObserver.getCurrentAccessibilityButtonMode() |
| == ACCESSIBILITY_BUTTON_MODE_FLOATING_MENU) { |
| return 0; |
| } |
| |
| return (requestingServices >= 1 ? SYSUI_STATE_A11Y_BUTTON_CLICKABLE : 0) |
| | (requestingServices >= 2 ? SYSUI_STATE_A11Y_BUTTON_LONG_CLICKABLE : 0); |
| } |
| |
| private void updateAssistantEntrypoints() { |
| mAssistantAvailable = mAssistManagerLazy.get() |
| .getAssistInfoForUser(UserHandle.USER_CURRENT) != null; |
| boolean longPressDefault = mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_assistLongPressHomeEnabledDefault); |
| mLongPressHomeEnabled = Settings.Secure.getIntForUser(mContentResolver, |
| Settings.Secure.ASSIST_LONG_PRESS_HOME_ENABLED, longPressDefault ? 1 : 0, |
| mUserTracker.getUserId()) != 0; |
| boolean gestureDefault = mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_assistTouchGestureEnabledDefault); |
| mAssistantTouchGestureEnabled = Settings.Secure.getIntForUser(mContentResolver, |
| Settings.Secure.ASSIST_TOUCH_GESTURE_ENABLED, gestureDefault ? 1 : 0, |
| mUserTracker.getUserId()) != 0; |
| if (mOverviewProxyService.getProxy() != null) { |
| try { |
| mOverviewProxyService.getProxy().onAssistantAvailable(mAssistantAvailable |
| && mAssistantTouchGestureEnabled |
| && QuickStepContract.isGesturalMode(mNavBarMode)); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Unable to send assistant availability data to launcher"); |
| } |
| } |
| reconfigureHomeLongClick(); |
| } |
| |
| // ----- Methods that DisplayNavigationBarController talks to ----- |
| |
| /** Applies auto dimming animation on navigation bar when touched. */ |
| public void touchAutoDim() { |
| getBarTransitions().setAutoDim(false); |
| mHandler.removeCallbacks(mAutoDim); |
| int state = mStatusBarStateController.getState(); |
| if (state != StatusBarState.KEYGUARD && state != StatusBarState.SHADE_LOCKED) { |
| mHandler.postDelayed(mAutoDim, AUTODIM_TIMEOUT_MS); |
| } |
| } |
| |
| public void setLightBarController(LightBarController lightBarController) { |
| mLightBarController = lightBarController; |
| if (mLightBarController != null) { |
| mLightBarController.setNavigationBar( |
| mNavigationBarView.getLightTransitionsController()); |
| } |
| } |
| |
| /** Sets {@link AutoHideController} to the navigation bar. */ |
| public void setAutoHideController(AutoHideController autoHideController) { |
| mAutoHideController = autoHideController; |
| if (mAutoHideController != null) { |
| mAutoHideController.setNavigationBar(mAutoHideUiElement); |
| } |
| mNavigationBarView.setAutoHideController(autoHideController); |
| } |
| |
| private boolean isTransientShown() { |
| return mTransientShown; |
| } |
| |
| private void checkBarModes() { |
| // We only have status bar on default display now. |
| if (mIsOnDefaultDisplay) { |
| mStatusBarLazy.get().checkBarModes(); |
| } else { |
| checkNavBarModes(); |
| } |
| } |
| |
| public boolean isNavBarWindowVisible() { |
| return mNavigationBarWindowState == WINDOW_STATE_SHOWING; |
| } |
| |
| private boolean allowSystemGestureIgnoringBarVisibility() { |
| return mBehavior != BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE; |
| } |
| |
| /** |
| * Checks current navigation bar mode and make transitions. |
| */ |
| public void checkNavBarModes() { |
| final boolean anim = mStatusBarLazy.get().isDeviceInteractive() |
| && mNavigationBarWindowState != WINDOW_STATE_HIDDEN; |
| mNavigationBarView.getBarTransitions().transitionTo(mNavigationBarMode, anim); |
| } |
| |
| @Override |
| public void onNavigationModeChanged(int mode) { |
| mNavBarMode = mode; |
| if (!QuickStepContract.isGesturalMode(mode)) { |
| // Reset the override alpha |
| if (getBarTransitions() != null) { |
| getBarTransitions().setBackgroundOverrideAlpha(1f); |
| } |
| } |
| updateScreenPinningGestures(); |
| setAccessibilityFloatingMenuModeIfNeeded(); |
| |
| if (!canShowSecondaryHandle()) { |
| resetSecondaryHandle(); |
| } |
| } |
| |
| @Override |
| public void onAccessibilityButtonModeChanged(int mode) { |
| updateAccessibilityServicesState(mAccessibilityManager); |
| } |
| |
| public void disableAnimationsDuringHide(long delay) { |
| mNavigationBarView.setLayoutTransitionsEnabled(false); |
| mHandler.postDelayed(mEnableLayoutTransitions, |
| delay + StackStateAnimator.ANIMATION_DURATION_GO_TO_FULL_SHADE); |
| } |
| |
| /** |
| * Performs transitions on navigation bar. |
| * |
| * @param barMode transition bar mode. |
| * @param animate shows animations if {@code true}. |
| */ |
| public void transitionTo(@TransitionMode int barMode, boolean animate) { |
| getBarTransitions().transitionTo(barMode, animate); |
| } |
| |
| public NavigationBarTransitions getBarTransitions() { |
| return mNavigationBarView.getBarTransitions(); |
| } |
| |
| public void finishBarAnimations() { |
| mNavigationBarView.getBarTransitions().finishAnimations(); |
| } |
| |
| private final AccessibilityServicesStateChangeListener mAccessibilityListener = |
| this::updateAccessibilityServicesState; |
| |
| private boolean canShowSecondaryHandle() { |
| return mNavBarMode == NAV_BAR_MODE_GESTURAL && mOrientationHandle != null; |
| } |
| |
| private final Consumer<Integer> mRotationWatcher = rotation -> { |
| if (mNavigationBarView.needsReorient(rotation)) { |
| repositionNavigationBar(); |
| } |
| }; |
| |
| private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| // TODO(193941146): Currently unregistering a receiver through BroadcastDispatcher is |
| // async, but we've already cleared the fields. Just return early in this case. |
| if (mNavigationBarView == null) { |
| return; |
| } |
| String action = intent.getAction(); |
| if (Intent.ACTION_SCREEN_OFF.equals(action) |
| || Intent.ACTION_SCREEN_ON.equals(action)) { |
| notifyNavigationBarScreenOn(); |
| mNavigationBarView.onScreenStateChanged(Intent.ACTION_SCREEN_ON.equals(action)); |
| } |
| if (Intent.ACTION_USER_SWITCHED.equals(action)) { |
| // The accessibility settings may be different for the new user |
| updateAccessibilityServicesState(mAccessibilityManager); |
| } |
| } |
| }; |
| |
| @VisibleForTesting |
| int getNavigationIconHints() { |
| return mNavigationIconHints; |
| } |
| } |
