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android / platform / prebuilts / fullsdk / sources / android-29 / refs/heads/main / . / com / android / server / wm / DisplayPolicy.java
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/*
* Copyright (C) 2018 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.server.wm;
import static android.app.WindowConfiguration.ACTIVITY_TYPE_HOME;
import static android.app.WindowConfiguration.ACTIVITY_TYPE_STANDARD;
import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM;
import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;
import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY;
import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY;
import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED;
import static android.content.res.Configuration.UI_MODE_TYPE_CAR;
import static android.content.res.Configuration.UI_MODE_TYPE_MASK;
import static android.view.Display.TYPE_BUILT_IN;
import static android.view.InsetsState.TYPE_TOP_BAR;
import static android.view.InsetsState.TYPE_TOP_GESTURES;
import static android.view.InsetsState.TYPE_TOP_TAPPABLE_ELEMENT;
import static android.view.View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION;
import static android.view.ViewGroup.LayoutParams.MATCH_PARENT;
import static android.view.ViewRootImpl.NEW_INSETS_MODE_NONE;
import static android.view.WindowManager.INPUT_CONSUMER_NAVIGATION;
import static android.view.WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW;
import static android.view.WindowManager.LayoutParams.FIRST_SYSTEM_WINDOW;
import static android.view.WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON;
import static android.view.WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS;
import static android.view.WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN;
import static android.view.WindowManager.LayoutParams.FLAG_FULLSCREEN;
import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_ATTACHED_IN_DECOR;
import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR;
import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_OVERSCAN;
import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;
import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS;
import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE;
import static android.view.WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION;
import static android.view.WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS;
import static android.view.WindowManager.LayoutParams.LAST_APPLICATION_WINDOW;
import static android.view.WindowManager.LayoutParams.LAST_SUB_WINDOW;
import static android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_DEFAULT;
import static android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS;
import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_STATUS_BAR_VISIBLE_TRANSPARENT;
import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_INHERIT_TRANSLUCENT_DECOR;
import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_IS_SCREEN_DECOR;
import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD;
import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_STATUS_FORCE_SHOW_NAVIGATION;
import static android.view.WindowManager.LayoutParams.ROTATION_ANIMATION_CROSSFADE;
import static android.view.WindowManager.LayoutParams.ROTATION_ANIMATION_JUMPCUT;
import static android.view.WindowManager.LayoutParams.ROTATION_ANIMATION_ROTATE;
import static android.view.WindowManager.LayoutParams.ROTATION_ANIMATION_SEAMLESS;
import static android.view.WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
import static android.view.WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
import static android.view.WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST;
import static android.view.WindowManager.LayoutParams.TYPE_BASE_APPLICATION;
import static android.view.WindowManager.LayoutParams.TYPE_BOOT_PROGRESS;
import static android.view.WindowManager.LayoutParams.TYPE_DOCK_DIVIDER;
import static android.view.WindowManager.LayoutParams.TYPE_DREAM;
import static android.view.WindowManager.LayoutParams.TYPE_INPUT_CONSUMER;
import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD;
import static android.view.WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG;
import static android.view.WindowManager.LayoutParams.TYPE_NAVIGATION_BAR;
import static android.view.WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL;
import static android.view.WindowManager.LayoutParams.TYPE_SCREENSHOT;
import static android.view.WindowManager.LayoutParams.TYPE_SECURE_SYSTEM_OVERLAY;
import static android.view.WindowManager.LayoutParams.TYPE_STATUS_BAR;
import static android.view.WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL;
import static android.view.WindowManager.LayoutParams.TYPE_STATUS_BAR_SUB_PANEL;
import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_ALERT;
import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_ERROR;
import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_OVERLAY;
import static android.view.WindowManager.LayoutParams.TYPE_TOAST;
import static android.view.WindowManager.LayoutParams.TYPE_VOICE_INTERACTION;
import static android.view.WindowManager.LayoutParams.TYPE_VOICE_INTERACTION_STARTING;
import static android.view.WindowManager.LayoutParams.TYPE_VOLUME_OVERLAY;
import static android.view.WindowManager.LayoutParams.TYPE_WALLPAPER;
import static android.view.WindowManagerGlobal.ADD_OKAY;
import static android.view.WindowManagerPolicyConstants.ACTION_HDMI_PLUGGED;
import static android.view.WindowManagerPolicyConstants.EXTRA_HDMI_PLUGGED_STATE;
import static android.view.WindowManagerPolicyConstants.NAV_BAR_BOTTOM;
import static android.view.WindowManagerPolicyConstants.NAV_BAR_LEFT;
import static android.view.WindowManagerPolicyConstants.NAV_BAR_RIGHT;
import static com.android.server.policy.PhoneWindowManager.TOAST_WINDOW_TIMEOUT;
import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT;
import static com.android.server.policy.WindowManagerPolicy.TRANSIT_ENTER;
import static com.android.server.policy.WindowManagerPolicy.TRANSIT_EXIT;
import static com.android.server.policy.WindowManagerPolicy.TRANSIT_HIDE;
import static com.android.server.policy.WindowManagerPolicy.TRANSIT_PREVIEW_DONE;
import static com.android.server.policy.WindowManagerPolicy.TRANSIT_SHOW;
import static com.android.server.policy.WindowManagerPolicy.WindowManagerFuncs.LID_ABSENT;
import static com.android.server.wm.ActivityTaskManagerInternal.SleepToken;
import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ANIM;
import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_LAYOUT;
import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_SCREEN_ON;
import static com.android.server.wm.WindowManagerDebugConfig.TAG_WITH_CLASS_NAME;
import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM;
import static com.android.server.wm.WindowManagerService.localLOGV;
import android.Manifest.permission;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.Px;
import android.app.ActivityManager;
import android.app.ActivityThread;
import android.app.LoadedApk;
import android.app.ResourcesManager;
import android.app.StatusBarManager;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.graphics.Insets;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.graphics.Region;
import android.hardware.input.InputManager;
import android.hardware.power.V1_0.PowerHint;
import android.os.Handler;
import android.os.Looper;
import android.os.Message;
import android.os.SystemClock;
import android.os.SystemProperties;
import android.os.UserHandle;
import android.util.ArraySet;
import android.util.Pair;
import android.util.PrintWriterPrinter;
import android.util.Slog;
import android.view.DisplayCutout;
import android.view.Gravity;
import android.view.IApplicationToken;
import android.view.InputChannel;
import android.view.InputDevice;
import android.view.InputEvent;
import android.view.InputEventReceiver;
import android.view.InsetsState;
import android.view.MotionEvent;
import android.view.PointerIcon;
import android.view.Surface;
import android.view.View;
import android.view.ViewRootImpl;
import android.view.WindowManager;
import android.view.WindowManager.LayoutParams;
import android.view.WindowManagerGlobal;
import android.view.WindowManagerPolicyConstants;
import android.view.accessibility.AccessibilityManager;
import com.android.internal.R;
import com.android.internal.annotations.GuardedBy;
import com.android.internal.annotations.VisibleForTesting;
import com.android.internal.policy.ScreenDecorationsUtils;
import com.android.internal.util.ScreenShapeHelper;
import com.android.internal.util.ScreenshotHelper;
import com.android.internal.util.function.TriConsumer;
import com.android.internal.widget.PointerLocationView;
import com.android.server.LocalServices;
import com.android.server.UiThread;
import com.android.server.policy.WindowManagerPolicy;
import com.android.server.policy.WindowManagerPolicy.InputConsumer;
import com.android.server.policy.WindowManagerPolicy.NavigationBarPosition;
import com.android.server.policy.WindowManagerPolicy.ScreenOnListener;
import com.android.server.policy.WindowManagerPolicy.WindowManagerFuncs;
import com.android.server.policy.WindowOrientationListener;
import com.android.server.statusbar.StatusBarManagerInternal;
import com.android.server.wallpaper.WallpaperManagerInternal;
import com.android.server.wm.utils.InsetUtils;
import java.io.PrintWriter;
/**
* The policy that provides the basic behaviors and states of a display to show UI.
*/
public class DisplayPolicy {
private static final String TAG = TAG_WITH_CLASS_NAME ? "DisplayPolicy" : TAG_WM;
private static final boolean DEBUG = false;
private static final boolean ALTERNATE_CAR_MODE_NAV_SIZE = false;
// The panic gesture may become active only after the keyguard is dismissed and the immersive
// app shows again. If that doesn't happen for 30s we drop the gesture.
private static final long PANIC_GESTURE_EXPIRATION = 30000;
// Controls navigation bar opacity depending on which workspace stacks are currently
// visible.
// Nav bar is always opaque when either the freeform stack or docked stack is visible.
private static final int NAV_BAR_OPAQUE_WHEN_FREEFORM_OR_DOCKED = 0;
// Nav bar is always translucent when the freeform stack is visible, otherwise always opaque.
private static final int NAV_BAR_TRANSLUCENT_WHEN_FREEFORM_OPAQUE_OTHERWISE = 1;
// Nav bar is never forced opaque.
private static final int NAV_BAR_FORCE_TRANSPARENT = 2;
/**
* These are the system UI flags that, when changing, can cause the layout
* of the screen to change.
*/
private static final int SYSTEM_UI_CHANGING_LAYOUT =
View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_FULLSCREEN
| View.STATUS_BAR_TRANSLUCENT
| View.NAVIGATION_BAR_TRANSLUCENT
| View.STATUS_BAR_TRANSPARENT
| View.NAVIGATION_BAR_TRANSPARENT;
private final WindowManagerService mService;
private final Context mContext;
private final DisplayContent mDisplayContent;
private final Object mLock;
private final Handler mHandler;
private Resources mCurrentUserResources;
private final boolean mCarDockEnablesAccelerometer;
private final boolean mDeskDockEnablesAccelerometer;
private final AccessibilityManager mAccessibilityManager;
private final ImmersiveModeConfirmation mImmersiveModeConfirmation;
private final ScreenshotHelper mScreenshotHelper;
private final Object mServiceAcquireLock = new Object();
private StatusBarManagerInternal mStatusBarManagerInternal;
@Px
private int mBottomGestureAdditionalInset;
@Px
private int mSideGestureInset;
private StatusBarManagerInternal getStatusBarManagerInternal() {
synchronized (mServiceAcquireLock) {
if (mStatusBarManagerInternal == null) {
mStatusBarManagerInternal =
LocalServices.getService(StatusBarManagerInternal.class);
}
return mStatusBarManagerInternal;
}
}
private final SystemGesturesPointerEventListener mSystemGestures;
private volatile int mLidState = LID_ABSENT;
private volatile int mDockMode = Intent.EXTRA_DOCK_STATE_UNDOCKED;
private volatile boolean mHdmiPlugged;
private volatile boolean mHasStatusBar;
private volatile boolean mHasNavigationBar;
// Can the navigation bar ever move to the side?
private volatile boolean mNavigationBarCanMove;
private volatile boolean mNavigationBarLetsThroughTaps;
private volatile boolean mNavigationBarAlwaysShowOnSideGesture;
private volatile boolean mAllowSeamlessRotationDespiteNavBarMoving;
// Written by vr manager thread, only read in this class.
private volatile boolean mPersistentVrModeEnabled;
private volatile boolean mAwake;
private volatile boolean mScreenOnEarly;
private volatile boolean mScreenOnFully;
private volatile ScreenOnListener mScreenOnListener;
private volatile boolean mKeyguardDrawComplete;
private volatile boolean mWindowManagerDrawComplete;
private final ArraySet<WindowState> mScreenDecorWindows = new ArraySet<>();
private WindowState mStatusBar = null;
private final int[] mStatusBarHeightForRotation = new int[4];
private WindowState mNavigationBar = null;
@NavigationBarPosition
private int mNavigationBarPosition = NAV_BAR_BOTTOM;
private int[] mNavigationBarHeightForRotationDefault = new int[4];
private int[] mNavigationBarWidthForRotationDefault = new int[4];
private int[] mNavigationBarHeightForRotationInCarMode = new int[4];
private int[] mNavigationBarWidthForRotationInCarMode = new int[4];
/** See {@link #getNavigationBarFrameHeight} */
private int[] mNavigationBarFrameHeightForRotationDefault = new int[4];
/** Cached value of {@link ScreenShapeHelper#getWindowOutsetBottomPx} */
@Px private int mWindowOutsetBottom;
private final StatusBarController mStatusBarController;
private final BarController mNavigationBarController;
private final BarController.OnBarVisibilityChangedListener mNavBarVisibilityListener =
new BarController.OnBarVisibilityChangedListener() {
@Override
public void onBarVisibilityChanged(boolean visible) {
if (mAccessibilityManager == null) {
return;
}
mAccessibilityManager.notifyAccessibilityButtonVisibilityChanged(visible);
}
};
@GuardedBy("mHandler")
private SleepToken mDreamingSleepToken;
@GuardedBy("mHandler")
private SleepToken mWindowSleepToken;
private final Runnable mAcquireSleepTokenRunnable;
private final Runnable mReleaseSleepTokenRunnable;
// The windows we were told about in focusChanged.
private WindowState mFocusedWindow;
private WindowState mLastFocusedWindow;
IApplicationToken mFocusedApp;
int mLastSystemUiFlags;
// Bits that we are in the process of clearing, so we want to prevent
// them from being set by applications until everything has been updated
// to have them clear.
private int mResettingSystemUiFlags = 0;
// Bits that we are currently always keeping cleared.
private int mForceClearedSystemUiFlags = 0;
private int mLastFullscreenStackSysUiFlags;
private int mLastDockedStackSysUiFlags;
private final Rect mNonDockedStackBounds = new Rect();
private final Rect mDockedStackBounds = new Rect();
private final Rect mLastNonDockedStackBounds = new Rect();
private final Rect mLastDockedStackBounds = new Rect();
// What we last reported to system UI about whether the compatibility
// menu needs to be displayed.
private boolean mLastFocusNeedsMenu = false;
// If nonzero, a panic gesture was performed at that time in uptime millis and is still pending.
private long mPendingPanicGestureUptime;
private static final Rect sTmpDisplayCutoutSafeExceptMaybeBarsRect = new Rect();
private static final Rect sTmpRect = new Rect();
private static final Rect sTmpDockedFrame = new Rect();
private static final Rect sTmpNavFrame = new Rect();
private static final Rect sTmpLastParentFrame = new Rect();
private WindowState mTopFullscreenOpaqueWindowState;
private WindowState mTopFullscreenOpaqueOrDimmingWindowState;
private WindowState mTopDockedOpaqueWindowState;
private WindowState mTopDockedOpaqueOrDimmingWindowState;
private boolean mTopIsFullscreen;
private boolean mForceStatusBar;
private boolean mForceStatusBarFromKeyguard;
private boolean mForceStatusBarTransparent;
private int mNavBarOpacityMode = NAV_BAR_OPAQUE_WHEN_FREEFORM_OR_DOCKED;
private boolean mForcingShowNavBar;
private int mForcingShowNavBarLayer;
private boolean mForceShowSystemBars;
/**
* Force the display of system bars regardless of other settings.
*/
private boolean mForceShowSystemBarsFromExternal;
private boolean mShowingDream;
private boolean mLastShowingDream;
private boolean mDreamingLockscreen;
private boolean mDreamingSleepTokenNeeded;
private boolean mWindowSleepTokenNeeded;
private boolean mLastWindowSleepTokenNeeded;
private boolean mAllowLockscreenWhenOn;
private InputConsumer mInputConsumer = null;
private PointerLocationView mPointerLocationView;
/**
* The area covered by system windows which belong to another display. Forwarded insets is set
* in case this is a virtual display, this is displayed on another display that has insets, and
* the bounds of this display is overlapping with the insets of the host display (e.g. IME is
* displayed on the host display, and it covers a part of this virtual display.)
* The forwarded insets is used to compute display frames of this virtual display, which will
* be then used to layout windows in the virtual display.
*/
@NonNull private Insets mForwardedInsets = Insets.NONE;
private RefreshRatePolicy mRefreshRatePolicy;
// -------- PolicyHandler --------
private static final int MSG_UPDATE_DREAMING_SLEEP_TOKEN = 1;
private static final int MSG_REQUEST_TRANSIENT_BARS = 2;
private static final int MSG_DISPOSE_INPUT_CONSUMER = 3;
private static final int MSG_ENABLE_POINTER_LOCATION = 4;
private static final int MSG_DISABLE_POINTER_LOCATION = 5;
private static final int MSG_REQUEST_TRANSIENT_BARS_ARG_STATUS = 0;
private static final int MSG_REQUEST_TRANSIENT_BARS_ARG_NAVIGATION = 1;
private class PolicyHandler extends Handler {
PolicyHandler(Looper looper) {
super(looper);
}
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case MSG_UPDATE_DREAMING_SLEEP_TOKEN:
updateDreamingSleepToken(msg.arg1 != 0);
break;
case MSG_REQUEST_TRANSIENT_BARS:
WindowState targetBar = (msg.arg1 == MSG_REQUEST_TRANSIENT_BARS_ARG_STATUS)
? mStatusBar : mNavigationBar;
if (targetBar != null) {
requestTransientBars(targetBar);
}
break;
case MSG_DISPOSE_INPUT_CONSUMER:
disposeInputConsumer((InputConsumer) msg.obj);
break;
case MSG_ENABLE_POINTER_LOCATION:
enablePointerLocation();
break;
case MSG_DISABLE_POINTER_LOCATION:
disablePointerLocation();
break;
}
}
}
DisplayPolicy(WindowManagerService service, DisplayContent displayContent) {
mService = service;
mContext = displayContent.isDefaultDisplay ? service.mContext
: service.mContext.createDisplayContext(displayContent.getDisplay());
mDisplayContent = displayContent;
mLock = service.getWindowManagerLock();
final int displayId = displayContent.getDisplayId();
mStatusBarController = new StatusBarController(displayId);
mNavigationBarController = new BarController("NavigationBar",
displayId,
View.NAVIGATION_BAR_TRANSIENT,
View.NAVIGATION_BAR_UNHIDE,
View.NAVIGATION_BAR_TRANSLUCENT,
StatusBarManager.WINDOW_NAVIGATION_BAR,
FLAG_TRANSLUCENT_NAVIGATION,
View.NAVIGATION_BAR_TRANSPARENT);
final Resources r = mContext.getResources();
mCarDockEnablesAccelerometer = r.getBoolean(R.bool.config_carDockEnablesAccelerometer);
mDeskDockEnablesAccelerometer = r.getBoolean(R.bool.config_deskDockEnablesAccelerometer);
mForceShowSystemBarsFromExternal = r.getBoolean(R.bool.config_forceShowSystemBars);
mAccessibilityManager = (AccessibilityManager) mContext.getSystemService(
Context.ACCESSIBILITY_SERVICE);
if (!displayContent.isDefaultDisplay) {
mAwake = true;
mScreenOnEarly = true;
mScreenOnFully = true;
}
final Looper looper = UiThread.getHandler().getLooper();
mHandler = new PolicyHandler(looper);
mSystemGestures = new SystemGesturesPointerEventListener(mContext, mHandler,
new SystemGesturesPointerEventListener.Callbacks() {
@Override
public void onSwipeFromTop() {
if (mStatusBar != null) {
requestTransientBars(mStatusBar);
}
}
@Override
public void onSwipeFromBottom() {
if (mNavigationBar != null && mNavigationBarPosition == NAV_BAR_BOTTOM) {
requestTransientBars(mNavigationBar);
}
}
@Override
public void onSwipeFromRight() {
final Region excludedRegion;
synchronized (mLock) {
excludedRegion = mDisplayContent.calculateSystemGestureExclusion();
}
final boolean sideAllowed = mNavigationBarAlwaysShowOnSideGesture
|| mNavigationBarPosition == NAV_BAR_RIGHT;
if (mNavigationBar != null && sideAllowed
&& !mSystemGestures.currentGestureStartedInRegion(excludedRegion)) {
requestTransientBars(mNavigationBar);
}
}
@Override
public void onSwipeFromLeft() {
final Region excludedRegion;
synchronized (mLock) {
excludedRegion = mDisplayContent.calculateSystemGestureExclusion();
}
final boolean sideAllowed = mNavigationBarAlwaysShowOnSideGesture
|| mNavigationBarPosition == NAV_BAR_LEFT;
if (mNavigationBar != null && sideAllowed
&& !mSystemGestures.currentGestureStartedInRegion(excludedRegion)) {
requestTransientBars(mNavigationBar);
}
}
@Override
public void onFling(int duration) {
if (mService.mPowerManagerInternal != null) {
mService.mPowerManagerInternal.powerHint(
PowerHint.INTERACTION, duration);
}
}
@Override
public void onDebug() {
// no-op
}
private WindowOrientationListener getOrientationListener() {
final DisplayRotation rotation = mDisplayContent.getDisplayRotation();
return rotation != null ? rotation.getOrientationListener() : null;
}
@Override
public void onDown() {
final WindowOrientationListener listener = getOrientationListener();
if (listener != null) {
listener.onTouchStart();
}
}
@Override
public void onUpOrCancel() {
final WindowOrientationListener listener = getOrientationListener();
if (listener != null) {
listener.onTouchEnd();
}
}
@Override
public void onMouseHoverAtTop() {
mHandler.removeMessages(MSG_REQUEST_TRANSIENT_BARS);
Message msg = mHandler.obtainMessage(MSG_REQUEST_TRANSIENT_BARS);
msg.arg1 = MSG_REQUEST_TRANSIENT_BARS_ARG_STATUS;
mHandler.sendMessageDelayed(msg, 500 /* delayMillis */);
}
@Override
public void onMouseHoverAtBottom() {
mHandler.removeMessages(MSG_REQUEST_TRANSIENT_BARS);
Message msg = mHandler.obtainMessage(MSG_REQUEST_TRANSIENT_BARS);
msg.arg1 = MSG_REQUEST_TRANSIENT_BARS_ARG_NAVIGATION;
mHandler.sendMessageDelayed(msg, 500 /* delayMillis */);
}
@Override
public void onMouseLeaveFromEdge() {
mHandler.removeMessages(MSG_REQUEST_TRANSIENT_BARS);
}
});
displayContent.registerPointerEventListener(mSystemGestures);
displayContent.mAppTransition.registerListenerLocked(
mStatusBarController.getAppTransitionListener());
mImmersiveModeConfirmation = new ImmersiveModeConfirmation(mContext, looper,
mService.mVrModeEnabled);
mAcquireSleepTokenRunnable = () -> {
if (mWindowSleepToken != null) {
return;
}
mWindowSleepToken = service.mAtmInternal.acquireSleepToken(
"WindowSleepTokenOnDisplay" + displayId, displayId);
};
mReleaseSleepTokenRunnable = () -> {
if (mWindowSleepToken == null) {
return;
}
mWindowSleepToken.release();
mWindowSleepToken = null;
};
// TODO: Make it can take screenshot on external display
mScreenshotHelper = displayContent.isDefaultDisplay
? new ScreenshotHelper(mContext) : null;
if (mDisplayContent.isDefaultDisplay) {
mHasStatusBar = true;
mHasNavigationBar = mContext.getResources().getBoolean(R.bool.config_showNavigationBar);
// Allow a system property to override this. Used by the emulator.
// See also hasNavigationBar().
String navBarOverride = SystemProperties.get("qemu.hw.mainkeys");
if ("1".equals(navBarOverride)) {
mHasNavigationBar = false;
} else if ("0".equals(navBarOverride)) {
mHasNavigationBar = true;
}
} else {
mHasStatusBar = false;
mHasNavigationBar = mDisplayContent.supportsSystemDecorations();
}
mRefreshRatePolicy = new RefreshRatePolicy(mService,
mDisplayContent.getDisplayInfo(),
mService.mHighRefreshRateBlacklist);
}
void systemReady() {
mSystemGestures.systemReady();
if (mService.mPointerLocationEnabled) {
setPointerLocationEnabled(true);
}
}
private int getDisplayId() {
return mDisplayContent.getDisplayId();
}
public void setHdmiPlugged(boolean plugged) {
setHdmiPlugged(plugged, false /* force */);
}
public void setHdmiPlugged(boolean plugged, boolean force) {
if (force || mHdmiPlugged != plugged) {
mHdmiPlugged = plugged;
mService.updateRotation(true /* alwaysSendConfiguration */, true /* forceRelayout */);
final Intent intent = new Intent(ACTION_HDMI_PLUGGED);
intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT);
intent.putExtra(EXTRA_HDMI_PLUGGED_STATE, plugged);
mContext.sendStickyBroadcastAsUser(intent, UserHandle.ALL);
}
}
boolean isHdmiPlugged() {
return mHdmiPlugged;
}
boolean isCarDockEnablesAccelerometer() {
return mCarDockEnablesAccelerometer;
}
boolean isDeskDockEnablesAccelerometer() {
return mDeskDockEnablesAccelerometer;
}
public void setPersistentVrModeEnabled(boolean persistentVrModeEnabled) {
mPersistentVrModeEnabled = persistentVrModeEnabled;
}
public boolean isPersistentVrModeEnabled() {
return mPersistentVrModeEnabled;
}
public void setDockMode(int dockMode) {
mDockMode = dockMode;
}
public int getDockMode() {
return mDockMode;
}
/**
* @see WindowManagerService.setForceShowSystemBars
*/
void setForceShowSystemBars(boolean forceShowSystemBars) {
mForceShowSystemBarsFromExternal = forceShowSystemBars;
}
public boolean hasNavigationBar() {
return mHasNavigationBar;
}
public boolean hasStatusBar() {
return mHasStatusBar;
}
public boolean navigationBarCanMove() {
return mNavigationBarCanMove;
}
public void setLidState(int lidState) {
mLidState = lidState;
}
public int getLidState() {
return mLidState;
}
public void setAwake(boolean awake) {
mAwake = awake;
}
public boolean isAwake() {
return mAwake;
}
public boolean isScreenOnEarly() {
return mScreenOnEarly;
}
public boolean isScreenOnFully() {
return mScreenOnFully;
}
public boolean isKeyguardDrawComplete() {
return mKeyguardDrawComplete;
}
public boolean isWindowManagerDrawComplete() {
return mWindowManagerDrawComplete;
}
public ScreenOnListener getScreenOnListener() {
return mScreenOnListener;
}
public void screenTurnedOn(ScreenOnListener screenOnListener) {
synchronized (mLock) {
mScreenOnEarly = true;
mScreenOnFully = false;
mKeyguardDrawComplete = false;
mWindowManagerDrawComplete = false;
mScreenOnListener = screenOnListener;
}
}
public void screenTurnedOff() {
synchronized (mLock) {
mScreenOnEarly = false;
mScreenOnFully = false;
mKeyguardDrawComplete = false;
mWindowManagerDrawComplete = false;
mScreenOnListener = null;
}
}
/** Return false if we are not awake yet or we have already informed of this event. */
public boolean finishKeyguardDrawn() {
synchronized (mLock) {
if (!mScreenOnEarly || mKeyguardDrawComplete) {
return false;
}
mKeyguardDrawComplete = true;
mWindowManagerDrawComplete = false;
}
return true;
}
/** Return false if screen is not turned on or we did already handle this case earlier. */
public boolean finishWindowsDrawn() {
synchronized (mLock) {
if (!mScreenOnEarly || mWindowManagerDrawComplete) {
return false;
}
mWindowManagerDrawComplete = true;
}
return true;
}
/** Return false if it is not ready to turn on. */
public boolean finishScreenTurningOn() {
synchronized (mLock) {
if (DEBUG_SCREEN_ON) Slog.d(TAG,
"finishScreenTurningOn: mAwake=" + mAwake
+ ", mScreenOnEarly=" + mScreenOnEarly
+ ", mScreenOnFully=" + mScreenOnFully
+ ", mKeyguardDrawComplete=" + mKeyguardDrawComplete
+ ", mWindowManagerDrawComplete=" + mWindowManagerDrawComplete);
if (mScreenOnFully || !mScreenOnEarly || !mWindowManagerDrawComplete
|| (mAwake && !mKeyguardDrawComplete)) {
return false;
}
if (DEBUG_SCREEN_ON) Slog.i(TAG, "Finished screen turning on...");
mScreenOnListener = null;
mScreenOnFully = true;
}
return true;
}
private boolean hasStatusBarServicePermission(int pid, int uid) {
return mContext.checkPermission(permission.STATUS_BAR_SERVICE, pid, uid)
== PackageManager.PERMISSION_GRANTED;
}
/**
* Sanitize the layout parameters coming from a client. Allows the policy
* to do things like ensure that windows of a specific type can't take
* input focus.
*
* @param attrs The window layout parameters to be modified. These values
* are modified in-place.
*/
public void adjustWindowParamsLw(WindowState win, WindowManager.LayoutParams attrs,
int callingPid, int callingUid) {
final boolean isScreenDecor = (attrs.privateFlags & PRIVATE_FLAG_IS_SCREEN_DECOR) != 0;
if (mScreenDecorWindows.contains(win)) {
if (!isScreenDecor) {
// No longer has the flag set, so remove from the set.
mScreenDecorWindows.remove(win);
}
} else if (isScreenDecor && hasStatusBarServicePermission(callingPid, callingUid)) {
mScreenDecorWindows.add(win);
}
switch (attrs.type) {
case TYPE_SYSTEM_OVERLAY:
case TYPE_SECURE_SYSTEM_OVERLAY:
// These types of windows can't receive input events.
attrs.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
| WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE;
attrs.flags &= ~WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH;
break;
case TYPE_DREAM:
case TYPE_WALLPAPER:
// Dreams and wallpapers don't have an app window token and can thus not be
// letterboxed. Hence always let them extend under the cutout.
attrs.layoutInDisplayCutoutMode = LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
break;
case TYPE_STATUS_BAR:
// If the Keyguard is in a hidden state (occluded by another window), we force to
// remove the wallpaper and keyguard flag so that any change in-flight after setting
// the keyguard as occluded wouldn't set these flags again.
// See {@link #processKeyguardSetHiddenResultLw}.
if (mService.mPolicy.isKeyguardOccluded()) {
attrs.flags &= ~WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER;
attrs.privateFlags &= ~WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD;
}
break;
case TYPE_SCREENSHOT:
attrs.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
break;
case TYPE_TOAST:
// While apps should use the dedicated toast APIs to add such windows
// it possible legacy apps to add the window directly. Therefore, we
// make windows added directly by the app behave as a toast as much
// as possible in terms of timeout and animation.
if (attrs.hideTimeoutMilliseconds < 0
|| attrs.hideTimeoutMilliseconds > TOAST_WINDOW_TIMEOUT) {
attrs.hideTimeoutMilliseconds = TOAST_WINDOW_TIMEOUT;
}
// Accessibility users may need longer timeout duration. This api compares
// original timeout with user's preference and return longer one. It returns
// original timeout if there's no preference.
attrs.hideTimeoutMilliseconds = mAccessibilityManager.getRecommendedTimeoutMillis(
(int) attrs.hideTimeoutMilliseconds,
AccessibilityManager.FLAG_CONTENT_TEXT);
attrs.windowAnimations = com.android.internal.R.style.Animation_Toast;
// Toast can show with below conditions when the screen is locked.
if (canToastShowWhenLocked(callingPid)) {
attrs.flags |= WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED;
}
break;
}
if (attrs.type != TYPE_STATUS_BAR) {
// The status bar is the only window allowed to exhibit keyguard behavior.
attrs.privateFlags &= ~WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD;
}
}
/**
* @return {@code true} if the calling activity initiate toast and is visible with
* {@link WindowManager.LayoutParams#FLAG_SHOW_WHEN_LOCKED} flag.
*/
boolean canToastShowWhenLocked(int callingPid) {
return mDisplayContent.forAllWindows(w -> {
return callingPid == w.mSession.mPid && w.isVisible() && w.canShowWhenLocked();
}, true /* traverseTopToBottom */);
}
/**
* Preflight adding a window to the system.
*
* Currently enforces that three window types are singletons per display:
* <ul>
* <li>{@link WindowManager.LayoutParams#TYPE_STATUS_BAR}</li>
* <li>{@link WindowManager.LayoutParams#TYPE_NAVIGATION_BAR}</li>
* </ul>
*
* @param win The window to be added
* @param attrs Information about the window to be added
*
* @return If ok, WindowManagerImpl.ADD_OKAY. If too many singletons,
* WindowManagerImpl.ADD_MULTIPLE_SINGLETON
*/
public int prepareAddWindowLw(WindowState win, WindowManager.LayoutParams attrs) {
if ((attrs.privateFlags & PRIVATE_FLAG_IS_SCREEN_DECOR) != 0) {
mContext.enforceCallingOrSelfPermission(
android.Manifest.permission.STATUS_BAR_SERVICE,
"DisplayPolicy");
mScreenDecorWindows.add(win);
}
switch (attrs.type) {
case TYPE_STATUS_BAR:
mContext.enforceCallingOrSelfPermission(
android.Manifest.permission.STATUS_BAR_SERVICE,
"DisplayPolicy");
if (mStatusBar != null) {
if (mStatusBar.isAlive()) {
return WindowManagerGlobal.ADD_MULTIPLE_SINGLETON;
}
}
mStatusBar = win;
mStatusBarController.setWindow(win);
if (mDisplayContent.isDefaultDisplay) {
mService.mPolicy.setKeyguardCandidateLw(win);
}
final TriConsumer<DisplayFrames, WindowState, Rect> frameProvider =
(displayFrames, windowState, rect) -> {
rect.top = 0;
rect.bottom = getStatusBarHeight(displayFrames);
};
mDisplayContent.setInsetProvider(TYPE_TOP_BAR, win, frameProvider);
mDisplayContent.setInsetProvider(TYPE_TOP_GESTURES, win, frameProvider);
mDisplayContent.setInsetProvider(TYPE_TOP_TAPPABLE_ELEMENT, win, frameProvider);
break;
case TYPE_NAVIGATION_BAR:
mContext.enforceCallingOrSelfPermission(
android.Manifest.permission.STATUS_BAR_SERVICE,
"DisplayPolicy");
if (mNavigationBar != null) {
if (mNavigationBar.isAlive()) {
return WindowManagerGlobal.ADD_MULTIPLE_SINGLETON;
}
}
mNavigationBar = win;
mNavigationBarController.setWindow(win);
mNavigationBarController.setOnBarVisibilityChangedListener(
mNavBarVisibilityListener, true);
mDisplayContent.setInsetProvider(InsetsState.TYPE_NAVIGATION_BAR,
win, null /* frameProvider */);
mDisplayContent.setInsetProvider(InsetsState.TYPE_BOTTOM_GESTURES, win,
(displayFrames, windowState, inOutFrame) -> {
inOutFrame.top -= mBottomGestureAdditionalInset;
});
mDisplayContent.setInsetProvider(InsetsState.TYPE_LEFT_GESTURES, win,
(displayFrames, windowState, inOutFrame) -> {
inOutFrame.left = 0;
inOutFrame.top = 0;
inOutFrame.bottom = displayFrames.mDisplayHeight;
inOutFrame.right = displayFrames.mUnrestricted.left + mSideGestureInset;
});
mDisplayContent.setInsetProvider(InsetsState.TYPE_RIGHT_GESTURES, win,
(displayFrames, windowState, inOutFrame) -> {
inOutFrame.left = displayFrames.mUnrestricted.right - mSideGestureInset;
inOutFrame.top = 0;
inOutFrame.bottom = displayFrames.mDisplayHeight;
inOutFrame.right = displayFrames.mDisplayWidth;
});
mDisplayContent.setInsetProvider(InsetsState.TYPE_BOTTOM_TAPPABLE_ELEMENT, win,
(displayFrames, windowState, inOutFrame) -> {
if ((windowState.getAttrs().flags & FLAG_NOT_TOUCHABLE) != 0
|| mNavigationBarLetsThroughTaps) {
inOutFrame.setEmpty();
}
});
if (DEBUG_LAYOUT) Slog.i(TAG, "NAVIGATION BAR: " + mNavigationBar);
break;
case TYPE_NAVIGATION_BAR_PANEL:
case TYPE_STATUS_BAR_PANEL:
case TYPE_STATUS_BAR_SUB_PANEL:
case TYPE_VOICE_INTERACTION_STARTING:
mContext.enforceCallingOrSelfPermission(
android.Manifest.permission.STATUS_BAR_SERVICE,
"DisplayPolicy");
break;
}
return ADD_OKAY;
}
/**
* Called when a window is being removed from a window manager. Must not
* throw an exception -- clean up as much as possible.
*
* @param win The window being removed.
*/
public void removeWindowLw(WindowState win) {
if (mStatusBar == win) {
mStatusBar = null;
mStatusBarController.setWindow(null);
if (mDisplayContent.isDefaultDisplay) {
mService.mPolicy.setKeyguardCandidateLw(null);
}
mDisplayContent.setInsetProvider(TYPE_TOP_BAR, null, null);
} else if (mNavigationBar == win) {
mNavigationBar = null;
mNavigationBarController.setWindow(null);
mDisplayContent.setInsetProvider(InsetsState.TYPE_NAVIGATION_BAR, null, null);
}
if (mLastFocusedWindow == win) {
mLastFocusedWindow = null;
}
mScreenDecorWindows.remove(win);
}
private int getStatusBarHeight(DisplayFrames displayFrames) {
return Math.max(mStatusBarHeightForRotation[displayFrames.mRotation],
displayFrames.mDisplayCutoutSafe.top);
}
/**
* Control the animation to run when a window's state changes. Return a
* non-0 number to force the animation to a specific resource ID, or 0
* to use the default animation.
*
* @param win The window that is changing.
* @param transit What is happening to the window:
* {@link com.android.server.policy.WindowManagerPolicy#TRANSIT_ENTER},
* {@link com.android.server.policy.WindowManagerPolicy#TRANSIT_EXIT},
* {@link com.android.server.policy.WindowManagerPolicy#TRANSIT_SHOW}, or
* {@link com.android.server.policy.WindowManagerPolicy#TRANSIT_HIDE}.
*
* @return Resource ID of the actual animation to use, or 0 for none.
*/
public int selectAnimationLw(WindowState win, int transit) {
if (DEBUG_ANIM) Slog.i(TAG, "selectAnimation in " + win
+ ": transit=" + transit);
if (win == mStatusBar) {
final boolean isKeyguard = (win.getAttrs().privateFlags & PRIVATE_FLAG_KEYGUARD) != 0;
final boolean expanded = win.getAttrs().height == MATCH_PARENT
&& win.getAttrs().width == MATCH_PARENT;
if (isKeyguard || expanded) {
return -1;
}
if (transit == TRANSIT_EXIT
|| transit == TRANSIT_HIDE) {
return R.anim.dock_top_exit;
} else if (transit == TRANSIT_ENTER
|| transit == TRANSIT_SHOW) {
return R.anim.dock_top_enter;
}
} else if (win == mNavigationBar) {
if (win.getAttrs().windowAnimations != 0) {
return 0;
}
// This can be on either the bottom or the right or the left.
if (mNavigationBarPosition == NAV_BAR_BOTTOM) {
if (transit == TRANSIT_EXIT
|| transit == TRANSIT_HIDE) {
if (mService.mPolicy.isKeyguardShowingAndNotOccluded()) {
return R.anim.dock_bottom_exit_keyguard;
} else {
return R.anim.dock_bottom_exit;
}
} else if (transit == TRANSIT_ENTER
|| transit == TRANSIT_SHOW) {
return R.anim.dock_bottom_enter;
}
} else if (mNavigationBarPosition == NAV_BAR_RIGHT) {
if (transit == TRANSIT_EXIT
|| transit == TRANSIT_HIDE) {
return R.anim.dock_right_exit;
} else if (transit == TRANSIT_ENTER
|| transit == TRANSIT_SHOW) {
return R.anim.dock_right_enter;
}
} else if (mNavigationBarPosition == NAV_BAR_LEFT) {
if (transit == TRANSIT_EXIT
|| transit == TRANSIT_HIDE) {
return R.anim.dock_left_exit;
} else if (transit == TRANSIT_ENTER
|| transit == TRANSIT_SHOW) {
return R.anim.dock_left_enter;
}
}
} else if (win.getAttrs().type == TYPE_DOCK_DIVIDER) {
return selectDockedDividerAnimationLw(win, transit);
}
if (transit == TRANSIT_PREVIEW_DONE) {
if (win.hasAppShownWindows()) {
if (DEBUG_ANIM) Slog.i(TAG, "**** STARTING EXIT");
return R.anim.app_starting_exit;
}
} else if (win.getAttrs().type == TYPE_DREAM && mDreamingLockscreen
&& transit == TRANSIT_ENTER) {
// Special case: we are animating in a dream, while the keyguard
// is shown. We don't want an animation on the dream, because
// we need it shown immediately with the keyguard animating away
// to reveal it.
return -1;
}
return 0;
}
private int selectDockedDividerAnimationLw(WindowState win, int transit) {
int insets = mDisplayContent.getDockedDividerController().getContentInsets();
// If the divider is behind the navigation bar, don't animate.
final Rect frame = win.getFrameLw();
final boolean behindNavBar = mNavigationBar != null
&& ((mNavigationBarPosition == NAV_BAR_BOTTOM
&& frame.top + insets >= mNavigationBar.getFrameLw().top)
|| (mNavigationBarPosition == NAV_BAR_RIGHT
&& frame.left + insets >= mNavigationBar.getFrameLw().left)
|| (mNavigationBarPosition == NAV_BAR_LEFT
&& frame.right - insets <= mNavigationBar.getFrameLw().right));
final boolean landscape = frame.height() > frame.width();
final boolean offscreenLandscape = landscape && (frame.right - insets <= 0
|| frame.left + insets >= win.getDisplayFrameLw().right);
final boolean offscreenPortrait = !landscape && (frame.top - insets <= 0
|| frame.bottom + insets >= win.getDisplayFrameLw().bottom);
final boolean offscreen = offscreenLandscape || offscreenPortrait;
if (behindNavBar || offscreen) {
return 0;
}
if (transit == TRANSIT_ENTER || transit == TRANSIT_SHOW) {
return R.anim.fade_in;
} else if (transit == TRANSIT_EXIT) {
return R.anim.fade_out;
} else {
return 0;
}
}
/**
* Determine the animation to run for a rotation transition based on the
* top fullscreen windows {@link WindowManager.LayoutParams#rotationAnimation}
* and whether it is currently fullscreen and frontmost.
*
* @param anim The exiting animation resource id is stored in anim[0], the
* entering animation resource id is stored in anim[1].
*/
public void selectRotationAnimationLw(int anim[]) {
// If the screen is off or non-interactive, force a jumpcut.
final boolean forceJumpcut = !mScreenOnFully || !mService.mPolicy.okToAnimate();
if (DEBUG_ANIM) Slog.i(TAG, "selectRotationAnimation mTopFullscreen="
+ mTopFullscreenOpaqueWindowState + " rotationAnimation="
+ (mTopFullscreenOpaqueWindowState == null
? "0" : mTopFullscreenOpaqueWindowState.getAttrs().rotationAnimation)
+ " forceJumpcut=" + forceJumpcut);
if (forceJumpcut) {
anim[0] = R.anim.rotation_animation_jump_exit;
anim[1] = R.anim.rotation_animation_enter;
return;
}
if (mTopFullscreenOpaqueWindowState != null) {
int animationHint = mTopFullscreenOpaqueWindowState.getRotationAnimationHint();
if (animationHint < 0 && mTopIsFullscreen) {
animationHint = mTopFullscreenOpaqueWindowState.getAttrs().rotationAnimation;
}
switch (animationHint) {
case ROTATION_ANIMATION_CROSSFADE:
case ROTATION_ANIMATION_SEAMLESS: // Crossfade is fallback for seamless.
anim[0] = R.anim.rotation_animation_xfade_exit;
anim[1] = R.anim.rotation_animation_enter;
break;
case ROTATION_ANIMATION_JUMPCUT:
anim[0] = R.anim.rotation_animation_jump_exit;
anim[1] = R.anim.rotation_animation_enter;
break;
case ROTATION_ANIMATION_ROTATE:
default:
anim[0] = anim[1] = 0;
break;
}
} else {
anim[0] = anim[1] = 0;
}
}
/**
* Validate whether the current top fullscreen has specified the same
* {@link WindowManager.LayoutParams#rotationAnimation} value as that
* being passed in from the previous top fullscreen window.
*
* @param exitAnimId exiting resource id from the previous window.
* @param enterAnimId entering resource id from the previous window.
* @param forceDefault For rotation animations only, if true ignore the
* animation values and just return false.
* @return true if the previous values are still valid, false if they
* should be replaced with the default.
*/
public boolean validateRotationAnimationLw(int exitAnimId, int enterAnimId,
boolean forceDefault) {
switch (exitAnimId) {
case R.anim.rotation_animation_xfade_exit:
case R.anim.rotation_animation_jump_exit:
// These are the only cases that matter.
if (forceDefault) {
return false;
}
int anim[] = new int[2];
selectRotationAnimationLw(anim);
return (exitAnimId == anim[0] && enterAnimId == anim[1]);
default:
return true;
}
}
/**
* Called when a new system UI visibility is being reported, allowing
* the policy to adjust what is actually reported.
* @param visibility The raw visibility reported by the status bar.
* @return The new desired visibility.
*/
public int adjustSystemUiVisibilityLw(int visibility) {
mStatusBarController.adjustSystemUiVisibilityLw(mLastSystemUiFlags, visibility);
mNavigationBarController.adjustSystemUiVisibilityLw(mLastSystemUiFlags, visibility);
// Reset any bits in mForceClearingStatusBarVisibility that
// are now clear.
mResettingSystemUiFlags &= visibility;
// Clear any bits in the new visibility that are currently being
// force cleared, before reporting it.
return visibility & ~mResettingSystemUiFlags
& ~mForceClearedSystemUiFlags;
}
/**
* @return true if the system bars are forced to stay visible
*/
public boolean areSystemBarsForcedShownLw(WindowState windowState) {
return mForceShowSystemBars;
}
// TODO: Should probably be moved into DisplayFrames.
/**
* Return the layout hints for a newly added window. These values are computed on the
* most recent layout, so they are not guaranteed to be correct.
*
* @param attrs The LayoutParams of the window.
* @param taskBounds The bounds of the task this window is on or {@code null} if no task is
* associated with the window.
* @param displayFrames display frames.
* @param floatingStack Whether the window's stack is floating.
* @param outFrame The frame of the window.
* @param outContentInsets The areas covered by system windows, expressed as positive insets.
* @param outStableInsets The areas covered by stable system windows irrespective of their
* current visibility. Expressed as positive insets.
* @param outOutsets The areas that are not real display, but we would like to treat as such.
* @param outDisplayCutout The area that has been cut away from the display.
* @return Whether to always consume the system bars.
* See {@link #areSystemBarsForcedShownLw(WindowState)}.
*/
public boolean getLayoutHintLw(LayoutParams attrs, Rect taskBounds,
DisplayFrames displayFrames, boolean floatingStack, Rect outFrame,
Rect outContentInsets, Rect outStableInsets,
Rect outOutsets, DisplayCutout.ParcelableWrapper outDisplayCutout) {
final int fl = PolicyControl.getWindowFlags(null, attrs);
final int pfl = attrs.privateFlags;
final int requestedSysUiVis = PolicyControl.getSystemUiVisibility(null, attrs);
final int sysUiVis = requestedSysUiVis | getImpliedSysUiFlagsForLayout(attrs);
final int displayRotation = displayFrames.mRotation;
final boolean useOutsets = outOutsets != null && shouldUseOutsets(attrs, fl);
if (useOutsets) {
int outset = mWindowOutsetBottom;
if (outset > 0) {
if (displayRotation == Surface.ROTATION_0) {
outOutsets.bottom += outset;
} else if (displayRotation == Surface.ROTATION_90) {
outOutsets.right += outset;
} else if (displayRotation == Surface.ROTATION_180) {
outOutsets.top += outset;
} else if (displayRotation == Surface.ROTATION_270) {
outOutsets.left += outset;
}
}
}
final boolean layoutInScreen = (fl & FLAG_LAYOUT_IN_SCREEN) != 0;
final boolean layoutInScreenAndInsetDecor = layoutInScreen
&& (fl & FLAG_LAYOUT_INSET_DECOR) != 0;
final boolean screenDecor = (pfl & PRIVATE_FLAG_IS_SCREEN_DECOR) != 0;
if (layoutInScreenAndInsetDecor && !screenDecor) {
if ((sysUiVis & SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0) {
outFrame.set(displayFrames.mUnrestricted);
} else {
outFrame.set(displayFrames.mRestricted);
}
final Rect sf;
if (floatingStack) {
sf = null;
} else {
sf = displayFrames.mStable;
}
final Rect cf;
if (floatingStack) {
cf = null;
} else if ((sysUiVis & View.SYSTEM_UI_FLAG_LAYOUT_STABLE) != 0) {
if ((fl & FLAG_FULLSCREEN) != 0) {
cf = displayFrames.mStableFullscreen;
} else {
cf = displayFrames.mStable;
}
} else if ((fl & FLAG_FULLSCREEN) != 0 || (fl & FLAG_LAYOUT_IN_OVERSCAN) != 0) {
cf = displayFrames.mOverscan;
} else {
cf = displayFrames.mCurrent;
}
if (taskBounds != null) {
outFrame.intersect(taskBounds);
}
InsetUtils.insetsBetweenFrames(outFrame, cf, outContentInsets);
InsetUtils.insetsBetweenFrames(outFrame, sf, outStableInsets);
outDisplayCutout.set(displayFrames.mDisplayCutout.calculateRelativeTo(outFrame)
.getDisplayCutout());
return mForceShowSystemBars;
} else {
if (layoutInScreen) {
outFrame.set(displayFrames.mUnrestricted);
} else {
outFrame.set(displayFrames.mStable);
}
if (taskBounds != null) {
outFrame.intersect(taskBounds);
}
outContentInsets.setEmpty();
outStableInsets.setEmpty();
outDisplayCutout.set(DisplayCutout.NO_CUTOUT);
return mForceShowSystemBars;
}
}
private static int getImpliedSysUiFlagsForLayout(LayoutParams attrs) {
int impliedFlags = 0;
final boolean forceWindowDrawsBarBackgrounds =
(attrs.privateFlags & PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS) != 0
&& attrs.height == MATCH_PARENT && attrs.width == MATCH_PARENT;
if ((attrs.flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0
|| forceWindowDrawsBarBackgrounds) {
impliedFlags |= SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION;
impliedFlags |= View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN;
}
return impliedFlags;
}
private static boolean shouldUseOutsets(WindowManager.LayoutParams attrs, int fl) {
return attrs.type == TYPE_WALLPAPER || (fl & (WindowManager.LayoutParams.FLAG_FULLSCREEN
| WindowManager.LayoutParams.FLAG_LAYOUT_IN_OVERSCAN)) != 0;
}
private final Runnable mClearHideNavigationFlag = new Runnable() {
@Override
public void run() {
synchronized (mLock) {
mForceClearedSystemUiFlags &= ~View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
mDisplayContent.reevaluateStatusBarVisibility();
}
}
};
/**
* Input handler used while nav bar is hidden. Captures any touch on the screen,
* to determine when the nav bar should be shown and prevent applications from
* receiving those touches.
*/
private final class HideNavInputEventReceiver extends InputEventReceiver {
HideNavInputEventReceiver(InputChannel inputChannel, Looper looper) {
super(inputChannel, looper);
}
@Override
public void onInputEvent(InputEvent event) {
try {
if (event instanceof MotionEvent
&& (event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
final MotionEvent motionEvent = (MotionEvent) event;
if (motionEvent.getAction() == MotionEvent.ACTION_DOWN) {
// When the user taps down, we re-show the nav bar.
boolean changed = false;
synchronized (mLock) {
if (mInputConsumer == null) {
return;
}
// Any user activity always causes us to show the
// navigation controls, if they had been hidden.
// We also clear the low profile and only content
// flags so that tapping on the screen will atomically
// restore all currently hidden screen decorations.
int newVal = mResettingSystemUiFlags
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_LOW_PROFILE
| View.SYSTEM_UI_FLAG_FULLSCREEN;
if (mResettingSystemUiFlags != newVal) {
mResettingSystemUiFlags = newVal;
changed = true;
}
// We don't allow the system's nav bar to be hidden
// again for 1 second, to prevent applications from
// spamming us and keeping it from being shown.
newVal = mForceClearedSystemUiFlags
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
if (mForceClearedSystemUiFlags != newVal) {
mForceClearedSystemUiFlags = newVal;
changed = true;
mHandler.postDelayed(mClearHideNavigationFlag, 1000);
}
if (changed) {
mDisplayContent.reevaluateStatusBarVisibility();
}
}
}
}
} finally {
finishInputEvent(event, false /* handled */);
}
}
}
/**
* Called when layout of the windows is about to start.
*
* @param displayFrames frames of the display we are doing layout on.
* @param uiMode The current uiMode in configuration.
*/
public void beginLayoutLw(DisplayFrames displayFrames, int uiMode) {
displayFrames.onBeginLayout();
mSystemGestures.screenWidth = displayFrames.mUnrestricted.width();
mSystemGestures.screenHeight = displayFrames.mUnrestricted.height();
// For purposes of putting out fake window up to steal focus, we will
// drive nav being hidden only by whether it is requested.
final int sysui = mLastSystemUiFlags;
boolean navVisible = (sysui & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0;
boolean navTranslucent = (sysui
& (View.NAVIGATION_BAR_TRANSLUCENT | View.NAVIGATION_BAR_TRANSPARENT)) != 0;
boolean immersive = (sysui & View.SYSTEM_UI_FLAG_IMMERSIVE) != 0;
boolean immersiveSticky = (sysui & View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY) != 0;
boolean navAllowedHidden = immersive || immersiveSticky;
navTranslucent &= !immersiveSticky; // transient trumps translucent
boolean isKeyguardShowing = isStatusBarKeyguard()
&& !mService.mPolicy.isKeyguardOccluded();
boolean statusBarForcesShowingNavigation = !isKeyguardShowing && mStatusBar != null
&& (mStatusBar.getAttrs().privateFlags
& PRIVATE_FLAG_STATUS_FORCE_SHOW_NAVIGATION) != 0;
// When the navigation bar isn't visible, we put up a fake input window to catch all
// touch events. This way we can detect when the user presses anywhere to bring back the
// nav bar and ensure the application doesn't see the event.
if (navVisible || navAllowedHidden) {
if (mInputConsumer != null) {
mHandler.sendMessage(
mHandler.obtainMessage(MSG_DISPOSE_INPUT_CONSUMER, mInputConsumer));
mInputConsumer = null;
}
} else if (mInputConsumer == null && mStatusBar != null && canHideNavigationBar()) {
mInputConsumer = mService.createInputConsumer(mHandler.getLooper(),
INPUT_CONSUMER_NAVIGATION,
HideNavInputEventReceiver::new,
displayFrames.mDisplayId);
// As long as mInputConsumer is active, hover events are not dispatched to the app
// and the pointer icon is likely to become stale. Hide it to avoid confusion.
InputManager.getInstance().setPointerIconType(PointerIcon.TYPE_NULL);
}
// For purposes of positioning and showing the nav bar, if we have decided that it can't
// be hidden (because of the screen aspect ratio), then take that into account.
navVisible |= !canHideNavigationBar();
boolean updateSysUiVisibility = layoutNavigationBar(displayFrames, uiMode, navVisible,
navTranslucent, navAllowedHidden, statusBarForcesShowingNavigation);
if (DEBUG_LAYOUT) Slog.i(TAG, "mDock rect:" + displayFrames.mDock);
updateSysUiVisibility |= layoutStatusBar(displayFrames, sysui, isKeyguardShowing);
if (updateSysUiVisibility) {
updateSystemUiVisibilityLw();
}
layoutScreenDecorWindows(displayFrames);
if (displayFrames.mDisplayCutoutSafe.top > displayFrames.mUnrestricted.top) {
// Make sure that the zone we're avoiding for the cutout is at least as tall as the
// status bar; otherwise fullscreen apps will end up cutting halfway into the status
// bar.
displayFrames.mDisplayCutoutSafe.top = Math.max(displayFrames.mDisplayCutoutSafe.top,
displayFrames.mStable.top);
}
// In case this is a virtual display, and the host display has insets that overlap this
// virtual display, apply the insets of the overlapped area onto the current and content
// frame of this virtual display. This let us layout windows in the virtual display as
// expected when the window needs to avoid overlap with the system windows.
// TODO: Generalize the forwarded insets, so that we can handle system windows other than
// IME.
displayFrames.mCurrent.inset(mForwardedInsets);
displayFrames.mContent.inset(mForwardedInsets);
}
private void layoutScreenDecorWindows(DisplayFrames displayFrames) {
if (mScreenDecorWindows.isEmpty()) {
return;
}
sTmpRect.setEmpty();
final int displayId = displayFrames.mDisplayId;
final Rect dockFrame = displayFrames.mDock;
final int displayHeight = displayFrames.mDisplayHeight;
final int displayWidth = displayFrames.mDisplayWidth;
for (int i = mScreenDecorWindows.size() - 1; i >= 0; --i) {
final WindowState w = mScreenDecorWindows.valueAt(i);
if (w.getDisplayId() != displayId || !w.isVisibleLw()) {
// Skip if not on the same display or not visible.
continue;
}
w.getWindowFrames().setFrames(displayFrames.mUnrestricted /* parentFrame */,
displayFrames.mUnrestricted /* displayFrame */,
displayFrames.mUnrestricted /* overscanFrame */,
displayFrames.mUnrestricted /* contentFrame */,
displayFrames.mUnrestricted /* visibleFrame */, sTmpRect /* decorFrame */,
displayFrames.mUnrestricted /* stableFrame */,
displayFrames.mUnrestricted /* outsetFrame */);
w.getWindowFrames().setDisplayCutout(displayFrames.mDisplayCutout);
w.computeFrameLw();
final Rect frame = w.getFrameLw();
if (frame.left <= 0 && frame.top <= 0) {
// Docked at left or top.
if (frame.bottom >= displayHeight) {
// Docked left.
dockFrame.left = Math.max(frame.right, dockFrame.left);
} else if (frame.right >= displayWidth) {
// Docked top.
dockFrame.top = Math.max(frame.bottom, dockFrame.top);
} else {
Slog.w(TAG, "layoutScreenDecorWindows: Ignoring decor win=" + w
+ " not docked on left or top of display. frame=" + frame
+ " displayWidth=" + displayWidth + " displayHeight=" + displayHeight);
}
} else if (frame.right >= displayWidth && frame.bottom >= displayHeight) {
// Docked at right or bottom.
if (frame.top <= 0) {
// Docked right.
dockFrame.right = Math.min(frame.left, dockFrame.right);
} else if (frame.left <= 0) {
// Docked bottom.
dockFrame.bottom = Math.min(frame.top, dockFrame.bottom);
} else {
Slog.w(TAG, "layoutScreenDecorWindows: Ignoring decor win=" + w
+ " not docked on right or bottom" + " of display. frame=" + frame
+ " displayWidth=" + displayWidth + " displayHeight=" + displayHeight);
}
} else {
// Screen decor windows are required to be docked on one of the sides of the screen.
Slog.w(TAG, "layoutScreenDecorWindows: Ignoring decor win=" + w
+ " not docked on one of the sides of the display. frame=" + frame
+ " displayWidth=" + displayWidth + " displayHeight=" + displayHeight);
}
}
displayFrames.mRestricted.set(dockFrame);
displayFrames.mCurrent.set(dockFrame);
displayFrames.mVoiceContent.set(dockFrame);
displayFrames.mSystem.set(dockFrame);
displayFrames.mContent.set(dockFrame);
displayFrames.mRestrictedOverscan.set(dockFrame);
}
private boolean layoutStatusBar(DisplayFrames displayFrames, int sysui,
boolean isKeyguardShowing) {
// decide where the status bar goes ahead of time
if (mStatusBar == null) {
return false;
}
// apply any navigation bar insets
sTmpRect.setEmpty();
final WindowFrames windowFrames = mStatusBar.getWindowFrames();
windowFrames.setFrames(displayFrames.mUnrestricted /* parentFrame */,
displayFrames.mUnrestricted /* displayFrame */,
displayFrames.mStable /* overscanFrame */, displayFrames.mStable /* contentFrame */,
displayFrames.mStable /* visibleFrame */, sTmpRect /* decorFrame */,
displayFrames.mStable /* stableFrame */, displayFrames.mStable /* outsetFrame */);
windowFrames.setDisplayCutout(displayFrames.mDisplayCutout);
// Let the status bar determine its size.
mStatusBar.computeFrameLw();
// For layout, the status bar is always at the top with our fixed height.
displayFrames.mStable.top = displayFrames.mUnrestricted.top
+ mStatusBarHeightForRotation[displayFrames.mRotation];
// Make sure the status bar covers the entire cutout height
displayFrames.mStable.top = Math.max(displayFrames.mStable.top,
displayFrames.mDisplayCutoutSafe.top);
// Tell the bar controller where the collapsed status bar content is
sTmpRect.set(mStatusBar.getContentFrameLw());
sTmpRect.intersect(displayFrames.mDisplayCutoutSafe);
sTmpRect.top = mStatusBar.getContentFrameLw().top; // Ignore top display cutout inset
sTmpRect.bottom = displayFrames.mStable.top; // Use collapsed status bar size
mStatusBarController.setContentFrame(sTmpRect);
boolean statusBarTransient = (sysui & View.STATUS_BAR_TRANSIENT) != 0;
boolean statusBarTranslucent = (sysui
& (View.STATUS_BAR_TRANSLUCENT | View.STATUS_BAR_TRANSPARENT)) != 0;
// If the status bar is hidden, we don't want to cause windows behind it to scroll.
if (mStatusBar.isVisibleLw() && !statusBarTransient) {
// Status bar may go away, so the screen area it occupies is available to apps but just
// covering them when the status bar is visible.
final Rect dockFrame = displayFrames.mDock;
dockFrame.top = displayFrames.mStable.top;
displayFrames.mContent.set(dockFrame);
displayFrames.mVoiceContent.set(dockFrame);
displayFrames.mCurrent.set(dockFrame);
if (DEBUG_LAYOUT) Slog.v(TAG, "Status bar: " + String.format(
"dock=%s content=%s cur=%s", dockFrame.toString(),
displayFrames.mContent.toString(), displayFrames.mCurrent.toString()));
if (!statusBarTranslucent && !mStatusBarController.wasRecentlyTranslucent()
&& !mStatusBar.isAnimatingLw()) {
// If the opaque status bar is currently requested to be visible, and not in the
// process of animating on or off, then we can tell the app that it is covered by
// it.
displayFrames.mSystem.top = displayFrames.mStable.top;
}
}
return mStatusBarController.checkHiddenLw();
}
private boolean layoutNavigationBar(DisplayFrames displayFrames, int uiMode, boolean navVisible,
boolean navTranslucent, boolean navAllowedHidden,
boolean statusBarForcesShowingNavigation) {
if (mNavigationBar == null) {
return false;
}
final Rect navigationFrame = sTmpNavFrame;
boolean transientNavBarShowing = mNavigationBarController.isTransientShowing();
// Force the navigation bar to its appropriate place and size. We need to do this directly,
// instead of relying on it to bubble up from the nav bar, because this needs to change
// atomically with screen rotations.
final int rotation = displayFrames.mRotation;
final int displayHeight = displayFrames.mDisplayHeight;
final int displayWidth = displayFrames.mDisplayWidth;
final Rect dockFrame = displayFrames.mDock;
mNavigationBarPosition = navigationBarPosition(displayWidth, displayHeight, rotation);
final Rect cutoutSafeUnrestricted = sTmpRect;
cutoutSafeUnrestricted.set(displayFrames.mUnrestricted);
cutoutSafeUnrestricted.intersectUnchecked(displayFrames.mDisplayCutoutSafe);
if (mNavigationBarPosition == NAV_BAR_BOTTOM) {
// It's a system nav bar or a portrait screen; nav bar goes on bottom.
final int top = cutoutSafeUnrestricted.bottom
- getNavigationBarHeight(rotation, uiMode);
final int topNavBar = cutoutSafeUnrestricted.bottom
- getNavigationBarFrameHeight(rotation, uiMode);
navigationFrame.set(0, topNavBar, displayWidth, displayFrames.mUnrestricted.bottom);
displayFrames.mStable.bottom = displayFrames.mStableFullscreen.bottom = top;
if (transientNavBarShowing) {
mNavigationBarController.setBarShowingLw(true);
} else if (navVisible) {
mNavigationBarController.setBarShowingLw(true);
dockFrame.bottom = displayFrames.mRestricted.bottom =
displayFrames.mRestrictedOverscan.bottom = top;
} else {
// We currently want to hide the navigation UI - unless we expanded the status bar.
mNavigationBarController.setBarShowingLw(statusBarForcesShowingNavigation);
}
if (navVisible && !navTranslucent && !navAllowedHidden
&& !mNavigationBar.isAnimatingLw()
&& !mNavigationBarController.wasRecentlyTranslucent()) {
// If the opaque nav bar is currently requested to be visible and not in the process
// of animating on or off, then we can tell the app that it is covered by it.
displayFrames.mSystem.bottom = top;
}
} else if (mNavigationBarPosition == NAV_BAR_RIGHT) {
// Landscape screen; nav bar goes to the right.
final int left = cutoutSafeUnrestricted.right
- getNavigationBarWidth(rotation, uiMode);
navigationFrame.set(left, 0, displayFrames.mUnrestricted.right, displayHeight);
displayFrames.mStable.right = displayFrames.mStableFullscreen.right = left;
if (transientNavBarShowing) {
mNavigationBarController.setBarShowingLw(true);
} else if (navVisible) {
mNavigationBarController.setBarShowingLw(true);
dockFrame.right = displayFrames.mRestricted.right =
displayFrames.mRestrictedOverscan.right = left;
} else {
// We currently want to hide the navigation UI - unless we expanded the status bar.
mNavigationBarController.setBarShowingLw(statusBarForcesShowingNavigation);
}
if (navVisible && !navTranslucent && !navAllowedHidden
&& !mNavigationBar.isAnimatingLw()
&& !mNavigationBarController.wasRecentlyTranslucent()) {
// If the nav bar is currently requested to be visible, and not in the process of
// animating on or off, then we can tell the app that it is covered by it.
displayFrames.mSystem.right = left;
}
} else if (mNavigationBarPosition == NAV_BAR_LEFT) {
// Seascape screen; nav bar goes to the left.
final int right = cutoutSafeUnrestricted.left
+ getNavigationBarWidth(rotation, uiMode);
navigationFrame.set(displayFrames.mUnrestricted.left, 0, right, displayHeight);
displayFrames.mStable.left = displayFrames.mStableFullscreen.left = right;
if (transientNavBarShowing) {
mNavigationBarController.setBarShowingLw(true);
} else if (navVisible) {
mNavigationBarController.setBarShowingLw(true);
dockFrame.left = displayFrames.mRestricted.left =
displayFrames.mRestrictedOverscan.left = right;
} else {
// We currently want to hide the navigation UI - unless we expanded the status bar.
mNavigationBarController.setBarShowingLw(statusBarForcesShowingNavigation);
}
if (navVisible && !navTranslucent && !navAllowedHidden
&& !mNavigationBar.isAnimatingLw()
&& !mNavigationBarController.wasRecentlyTranslucent()) {
// If the nav bar is currently requested to be visible, and not in the process of
// animating on or off, then we can tell the app that it is covered by it.
displayFrames.mSystem.left = right;
}
}
// Make sure the content and current rectangles are updated to account for the restrictions
// from the navigation bar.
displayFrames.mCurrent.set(dockFrame);
displayFrames.mVoiceContent.set(dockFrame);
displayFrames.mContent.set(dockFrame);
// And compute the final frame.
sTmpRect.setEmpty();
mNavigationBar.getWindowFrames().setFrames(navigationFrame /* parentFrame */,
navigationFrame /* displayFrame */, navigationFrame /* overscanFrame */,
displayFrames.mDisplayCutoutSafe /* contentFrame */,
navigationFrame /* visibleFrame */, sTmpRect /* decorFrame */,
navigationFrame /* stableFrame */,
displayFrames.mDisplayCutoutSafe /* outsetFrame */);
mNavigationBar.getWindowFrames().setDisplayCutout(displayFrames.mDisplayCutout);
mNavigationBar.computeFrameLw();
mNavigationBarController.setContentFrame(mNavigationBar.getContentFrameLw());
if (DEBUG_LAYOUT) Slog.i(TAG, "mNavigationBar frame: " + navigationFrame);
return mNavigationBarController.checkHiddenLw();
}
private void setAttachedWindowFrames(WindowState win, int fl, int adjust, WindowState attached,
boolean insetDecors, Rect pf, Rect df, Rect of, Rect cf, Rect vf,
DisplayFrames displayFrames) {
if (!win.isInputMethodTarget() && attached.isInputMethodTarget()) {
// Here's a special case: if the child window is not the 'dock window'
// or input method target, and the window it is attached to is below
// the dock window, then the frames we computed for the window it is
// attached to can not be used because the dock is effectively part
// of the underlying window and the attached window is floating on top
// of the whole thing. So, we ignore the attached window and explicitly
// compute the frames that would be appropriate without the dock.
vf.set(displayFrames.mDock);
cf.set(displayFrames.mDock);
of.set(displayFrames.mDock);
df.set(displayFrames.mDock);
} else {
// In case we forced the window to draw behind the navigation bar, restrict df/of to
// DF.RestrictedOverscan to simulate old compat behavior.
Rect parentDisplayFrame = attached.getDisplayFrameLw();
Rect parentOverscan = attached.getOverscanFrameLw();
final WindowManager.LayoutParams attachedAttrs = attached.mAttrs;
if ((attachedAttrs.privateFlags & PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS) != 0
&& (attachedAttrs.flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) == 0
&& (attachedAttrs.systemUiVisibility
& SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) == 0) {
parentOverscan = new Rect(parentOverscan);
parentOverscan.intersect(displayFrames.mRestrictedOverscan);
parentDisplayFrame = new Rect(parentDisplayFrame);
parentDisplayFrame.intersect(displayFrames.mRestrictedOverscan);
}
// The effective display frame of the attached window depends on whether it is taking
// care of insetting its content. If not, we need to use the parent's content frame so
// that the entire window is positioned within that content. Otherwise we can use the
// overscan frame and let the attached window take care of positioning its content
// appropriately.
if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
// Set the content frame of the attached window to the parent's decor frame
// (same as content frame when IME isn't present) if specifically requested by
// setting {@link WindowManager.LayoutParams#FLAG_LAYOUT_ATTACHED_IN_DECOR} flag.
// Otherwise, use the overscan frame.
cf.set((fl & FLAG_LAYOUT_ATTACHED_IN_DECOR) != 0
? attached.getContentFrameLw() : parentOverscan);
} else {
// If the window is resizing, then we want to base the content frame on our attached
// content frame to resize...however, things can be tricky if the attached window is
// NOT in resize mode, in which case its content frame will be larger.
// Ungh. So to deal with that, make sure the content frame we end up using is not
// covering the IM dock.
cf.set(attached.getContentFrameLw());
if (attached.isVoiceInteraction()) {
cf.intersectUnchecked(displayFrames.mVoiceContent);
} else if (win.isInputMethodTarget() || attached.isInputMethodTarget()) {
cf.intersectUnchecked(displayFrames.mContent);
}
}
df.set(insetDecors ? parentDisplayFrame : cf);
of.set(insetDecors ? parentOverscan : cf);
vf.set(attached.getVisibleFrameLw());
}
// The LAYOUT_IN_SCREEN flag is used to determine whether the attached window should be
// positioned relative to its parent or the entire screen.
pf.set((fl & FLAG_LAYOUT_IN_SCREEN) == 0 ? attached.getFrameLw() : df);
}
private void applyStableConstraints(int sysui, int fl, Rect r, DisplayFrames displayFrames) {
if ((sysui & View.SYSTEM_UI_FLAG_LAYOUT_STABLE) == 0) {
return;
}
// If app is requesting a stable layout, don't let the content insets go below the stable
// values.
if ((fl & FLAG_FULLSCREEN) != 0) {
r.intersectUnchecked(displayFrames.mStableFullscreen);
} else {
r.intersectUnchecked(displayFrames.mStable);
}
}
private boolean canReceiveInput(WindowState win) {
boolean notFocusable =
(win.getAttrs().flags & WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE) != 0;
boolean altFocusableIm =
(win.getAttrs().flags & WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM) != 0;
boolean notFocusableForIm = notFocusable ^ altFocusableIm;
return !notFocusableForIm;
}
/**
* Called for each window attached to the window manager as layout is proceeding. The
* implementation of this function must take care of setting the window's frame, either here or
* in finishLayout().
*
* @param win The window being positioned.
* @param attached For sub-windows, the window it is attached to; this
* window will already have had layoutWindow() called on it
* so you can use its Rect. Otherwise null.
* @param displayFrames The display frames.
*/
public void layoutWindowLw(WindowState win, WindowState attached, DisplayFrames displayFrames) {
// We've already done the navigation bar, status bar, and all screen decor windows. If the
// status bar can receive input, we need to layout it again to accommodate for the IME
// window.
if ((win == mStatusBar && !canReceiveInput(win)) || win == mNavigationBar
|| mScreenDecorWindows.contains(win)) {
return;
}
final WindowManager.LayoutParams attrs = win.getAttrs();
final boolean isDefaultDisplay = win.isDefaultDisplay();
final int type = attrs.type;
final int fl = PolicyControl.getWindowFlags(win, attrs);
final int pfl = attrs.privateFlags;
final int sim = attrs.softInputMode;
final int requestedSysUiFl = PolicyControl.getSystemUiVisibility(null, attrs);
final int sysUiFl = requestedSysUiFl | getImpliedSysUiFlagsForLayout(attrs);
final WindowFrames windowFrames = win.getWindowFrames();
windowFrames.setHasOutsets(false);
sTmpLastParentFrame.set(windowFrames.mParentFrame);
final Rect pf = windowFrames.mParentFrame;
final Rect df = windowFrames.mDisplayFrame;
final Rect of = windowFrames.mOverscanFrame;
final Rect cf = windowFrames.mContentFrame;
final Rect vf = windowFrames.mVisibleFrame;
final Rect dcf = windowFrames.mDecorFrame;
final Rect sf = windowFrames.mStableFrame;
dcf.setEmpty();
windowFrames.setParentFrameWasClippedByDisplayCutout(false);
windowFrames.setDisplayCutout(displayFrames.mDisplayCutout);
final boolean hasNavBar = hasNavigationBar() && mNavigationBar != null
&& mNavigationBar.isVisibleLw();
final int adjust = sim & SOFT_INPUT_MASK_ADJUST;
final boolean requestedFullscreen = (fl & FLAG_FULLSCREEN) != 0
|| (requestedSysUiFl & View.SYSTEM_UI_FLAG_FULLSCREEN) != 0;
final boolean layoutInScreen = (fl & FLAG_LAYOUT_IN_SCREEN) == FLAG_LAYOUT_IN_SCREEN;
final boolean layoutInsetDecor = (fl & FLAG_LAYOUT_INSET_DECOR) == FLAG_LAYOUT_INSET_DECOR;
sf.set(displayFrames.mStable);
if (type == TYPE_INPUT_METHOD) {
vf.set(displayFrames.mDock);
cf.set(displayFrames.mDock);
of.set(displayFrames.mDock);
df.set(displayFrames.mDock);
windowFrames.mParentFrame.set(displayFrames.mDock);
// IM dock windows layout below the nav bar...
pf.bottom = df.bottom = of.bottom = displayFrames.mUnrestricted.bottom;
// ...with content insets above the nav bar
cf.bottom = vf.bottom = displayFrames.mStable.bottom;
if (mStatusBar != null && mFocusedWindow == mStatusBar && canReceiveInput(mStatusBar)) {
// The status bar forces the navigation bar while it's visible. Make sure the IME
// avoids the navigation bar in that case.
if (mNavigationBarPosition == NAV_BAR_RIGHT) {
pf.right = df.right = of.right = cf.right = vf.right =
displayFrames.mStable.right;
} else if (mNavigationBarPosition == NAV_BAR_LEFT) {
pf.left = df.left = of.left = cf.left = vf.left = displayFrames.mStable.left;
}
}
// In case the navigation bar is on the bottom, we use the frame height instead of the
// regular height for the insets we send to the IME as we need some space to show
// additional buttons in SystemUI when the IME is up.
if (mNavigationBarPosition == NAV_BAR_BOTTOM) {
final int rotation = displayFrames.mRotation;
final int uimode = mService.mPolicy.getUiMode();
final int navHeightOffset = getNavigationBarFrameHeight(rotation, uimode)
- getNavigationBarHeight(rotation, uimode);
if (navHeightOffset > 0) {
cf.bottom -= navHeightOffset;
sf.bottom -= navHeightOffset;
vf.bottom -= navHeightOffset;
dcf.bottom -= navHeightOffset;
}
}
// IM dock windows always go to the bottom of the screen.
attrs.gravity = Gravity.BOTTOM;
} else if (type == TYPE_VOICE_INTERACTION) {
of.set(displayFrames.mUnrestricted);
df.set(displayFrames.mUnrestricted);
pf.set(displayFrames.mUnrestricted);
if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
cf.set(displayFrames.mDock);
} else {
cf.set(displayFrames.mContent);
}
if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
vf.set(displayFrames.mCurrent);
} else {
vf.set(cf);
}
} else if (type == TYPE_WALLPAPER) {
layoutWallpaper(displayFrames, pf, df, of, cf);
} else if (win == mStatusBar) {
of.set(displayFrames.mUnrestricted);
df.set(displayFrames.mUnrestricted);
pf.set(displayFrames.mUnrestricted);
cf.set(displayFrames.mStable);
vf.set(displayFrames.mStable);
if (adjust == SOFT_INPUT_ADJUST_RESIZE) {
cf.bottom = displayFrames.mContent.bottom;
} else {
cf.bottom = displayFrames.mDock.bottom;
vf.bottom = displayFrames.mContent.bottom;
}
} else {
dcf.set(displayFrames.mSystem);
final boolean inheritTranslucentDecor =
(attrs.privateFlags & PRIVATE_FLAG_INHERIT_TRANSLUCENT_DECOR) != 0;
final boolean isAppWindow =
type >= FIRST_APPLICATION_WINDOW && type <= LAST_APPLICATION_WINDOW;
final boolean topAtRest =
win == mTopFullscreenOpaqueWindowState && !win.isAnimatingLw();
if (isAppWindow && !inheritTranslucentDecor && !topAtRest) {
if ((sysUiFl & View.SYSTEM_UI_FLAG_FULLSCREEN) == 0
&& (fl & FLAG_FULLSCREEN) == 0
&& (fl & FLAG_TRANSLUCENT_STATUS) == 0
&& (fl & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) == 0
&& (pfl & PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS) == 0) {
// Ensure policy decor includes status bar
dcf.top = displayFrames.mStable.top;
}
if ((fl & FLAG_TRANSLUCENT_NAVIGATION) == 0
&& (sysUiFl & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0
&& (fl & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) == 0
&& (pfl & PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS) == 0) {
// Ensure policy decor includes navigation bar
dcf.bottom = displayFrames.mStable.bottom;
dcf.right = displayFrames.mStable.right;
}
}
if (layoutInScreen && layoutInsetDecor) {
if (DEBUG_LAYOUT) Slog.v(TAG, "layoutWindowLw(" + attrs.getTitle()
+ "): IN_SCREEN, INSET_DECOR");
// This is the case for a normal activity window: we want it to cover all of the
// screen space, and it can take care of moving its contents to account for screen
// decorations that intrude into that space.
if (attached != null) {
// If this window is attached to another, our display
// frame is the same as the one we are attached to.
setAttachedWindowFrames(win, fl, adjust, attached, true, pf, df, of, cf, vf,
displayFrames);
} else {
if (type == TYPE_STATUS_BAR_PANEL || type == TYPE_STATUS_BAR_SUB_PANEL) {
// Status bar panels are the only windows who can go on top of the status
// bar. They are protected by the STATUS_BAR_SERVICE permission, so they
// have the same privileges as the status bar itself.
//
// However, they should still dodge the navigation bar if it exists.
pf.left = df.left = of.left = hasNavBar
? displayFrames.mDock.left : displayFrames.mUnrestricted.left;
pf.top = df.top = of.top = displayFrames.mUnrestricted.top;
pf.right = df.right = of.right = hasNavBar
? displayFrames.mRestricted.right
: displayFrames.mUnrestricted.right;
pf.bottom = df.bottom = of.bottom = hasNavBar
? displayFrames.mRestricted.bottom
: displayFrames.mUnrestricted.bottom;
if (DEBUG_LAYOUT) Slog.v(TAG, "Laying out status bar window: " + pf);
} else if ((fl & FLAG_LAYOUT_IN_OVERSCAN) != 0
&& type >= FIRST_APPLICATION_WINDOW && type <= LAST_SUB_WINDOW) {
// Asking to layout into the overscan region, so give it that pure
// unrestricted area.
of.set(displayFrames.mOverscan);
df.set(displayFrames.mOverscan);
pf.set(displayFrames.mOverscan);
} else if ((sysUiFl & SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0
&& (type >= FIRST_APPLICATION_WINDOW && type <= LAST_SUB_WINDOW
|| type == TYPE_VOLUME_OVERLAY
|| type == TYPE_KEYGUARD_DIALOG)) {
// Asking for layout as if the nav bar is hidden, lets the application
// extend into the unrestricted overscan screen area. We only do this for
// application windows and certain system windows to ensure no window that
// can be above the nav bar can do this.
df.set(displayFrames.mOverscan);
pf.set(displayFrames.mOverscan);
// We need to tell the app about where the frame inside the overscan is, so
// it can inset its content by that amount -- it didn't ask to actually
// extend itself into the overscan region.
of.set(displayFrames.mUnrestricted);
} else {
df.set(displayFrames.mRestrictedOverscan);
pf.set(displayFrames.mRestrictedOverscan);
// We need to tell the app about where the frame inside the overscan
// is, so it can inset its content by that amount -- it didn't ask
// to actually extend itself into the overscan region.
of.set(displayFrames.mUnrestricted);
}
if ((fl & FLAG_FULLSCREEN) == 0) {
if (win.isVoiceInteraction()) {
cf.set(displayFrames.mVoiceContent);
} else {
// IME Insets are handled on the client for ADJUST_RESIZE in the new
// insets world
if (ViewRootImpl.sNewInsetsMode != NEW_INSETS_MODE_NONE
|| adjust != SOFT_INPUT_ADJUST_RESIZE) {
cf.set(displayFrames.mDock);
} else {
cf.set(displayFrames.mContent);
}
}
} else {
// Full screen windows are always given a layout that is as if the status
// bar and other transient decors are gone. This is to avoid bad states when
// moving from a window that is not hiding the status bar to one that is.
cf.set(displayFrames.mRestricted);
}
applyStableConstraints(sysUiFl, fl, cf, displayFrames);
if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
vf.set(displayFrames.mCurrent);
} else {
vf.set(cf);
}
}
} else if (layoutInScreen || (sysUiFl
& (View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION)) != 0) {
if (DEBUG_LAYOUT) Slog.v(TAG, "layoutWindowLw(" + attrs.getTitle()
+ "): IN_SCREEN");
// A window that has requested to fill the entire screen just
// gets everything, period.
if (type == TYPE_STATUS_BAR_PANEL || type == TYPE_STATUS_BAR_SUB_PANEL) {
cf.set(displayFrames.mUnrestricted);
of.set(displayFrames.mUnrestricted);
df.set(displayFrames.mUnrestricted);
pf.set(displayFrames.mUnrestricted);
if (hasNavBar) {
pf.left = df.left = of.left = cf.left = displayFrames.mDock.left;
pf.right = df.right = of.right = cf.right = displayFrames.mRestricted.right;
pf.bottom = df.bottom = of.bottom = cf.bottom =
displayFrames.mRestricted.bottom;
}
if (DEBUG_LAYOUT) Slog.v(TAG, "Laying out IN_SCREEN status bar window: " + pf);
} else if (type == TYPE_NAVIGATION_BAR || type == TYPE_NAVIGATION_BAR_PANEL) {
// The navigation bar has Real Ultimate Power.
of.set(displayFrames.mUnrestricted);
df.set(displayFrames.mUnrestricted);
pf.set(displayFrames.mUnrestricted);
if (DEBUG_LAYOUT) Slog.v(TAG, "Laying out navigation bar window: " + pf);
} else if ((type == TYPE_SECURE_SYSTEM_OVERLAY || type == TYPE_SCREENSHOT)
&& ((fl & FLAG_FULLSCREEN) != 0)) {
// Fullscreen secure system overlays get what they ask for. Screenshot region
// selection overlay should also expand to full screen.
cf.set(displayFrames.mOverscan);
of.set(displayFrames.mOverscan);
df.set(displayFrames.mOverscan);
pf.set(displayFrames.mOverscan);
} else if (type == TYPE_BOOT_PROGRESS) {
// Boot progress screen always covers entire display.
cf.set(displayFrames.mOverscan);
of.set(displayFrames.mOverscan);
df.set(displayFrames.mOverscan);
pf.set(displayFrames.mOverscan);
} else if ((fl & FLAG_LAYOUT_IN_OVERSCAN) != 0
&& type >= FIRST_APPLICATION_WINDOW && type <= LAST_SUB_WINDOW) {
// Asking to layout into the overscan region, so give it that pure unrestricted
// area.
cf.set(displayFrames.mOverscan);
of.set(displayFrames.mOverscan);
df.set(displayFrames.mOverscan);
pf.set(displayFrames.mOverscan);
} else if ((sysUiFl & SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0
&& (type == TYPE_STATUS_BAR
|| type == TYPE_TOAST
|| type == TYPE_DOCK_DIVIDER
|| type == TYPE_VOICE_INTERACTION_STARTING
|| (type >= FIRST_APPLICATION_WINDOW && type <= LAST_SUB_WINDOW))) {
// Asking for layout as if the nav bar is hidden, lets the
// application extend into the unrestricted screen area. We
// only do this for application windows (or toasts) to ensure no window that
// can be above the nav bar can do this.
// XXX This assumes that an app asking for this will also
// ask for layout in only content. We can't currently figure out
// what the screen would be if only laying out to hide the nav bar.
cf.set(displayFrames.mUnrestricted);
of.set(displayFrames.mUnrestricted);
df.set(displayFrames.mUnrestricted);
pf.set(displayFrames.mUnrestricted);
} else if ((sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN) != 0) {
of.set(displayFrames.mRestricted);
df.set(displayFrames.mRestricted);
pf.set(displayFrames.mRestricted);
// IME Insets are handled on the client for ADJUST_RESIZE in the new insets
// world
if (ViewRootImpl.sNewInsetsMode != NEW_INSETS_MODE_NONE
|| adjust != SOFT_INPUT_ADJUST_RESIZE) {
cf.set(displayFrames.mDock);
} else {
cf.set(displayFrames.mContent);
}
} else {
cf.set(displayFrames.mRestricted);
of.set(displayFrames.mRestricted);
df.set(displayFrames.mRestricted);
pf.set(displayFrames.mRestricted);
}
applyStableConstraints(sysUiFl, fl, cf, displayFrames);
if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
vf.set(displayFrames.mCurrent);
} else {
vf.set(cf);
}
} else if (attached != null) {
if (DEBUG_LAYOUT) Slog.v(TAG, "layoutWindowLw(" + attrs.getTitle()
+ "): attached to " + attached);
// A child window should be placed inside of the same visible
// frame that its parent had.
setAttachedWindowFrames(win, fl, adjust, attached, false, pf, df, of, cf, vf,
displayFrames);
} else {
if (DEBUG_LAYOUT) Slog.v(TAG, "layoutWindowLw(" + attrs.getTitle()
+ "): normal window");
// Otherwise, a normal window must be placed inside the content
// of all screen decorations.
if (type == TYPE_STATUS_BAR_PANEL) {
// Status bar panels can go on
// top of the status bar. They are protected by the STATUS_BAR_SERVICE
// permission, so they have the same privileges as the status bar itself.
cf.set(displayFrames.mRestricted);
of.set(displayFrames.mRestricted);
df.set(displayFrames.mRestricted);
pf.set(displayFrames.mRestricted);
} else if (type == TYPE_TOAST || type == TYPE_SYSTEM_ALERT) {
// These dialogs are stable to interim decor changes.
cf.set(displayFrames.mStable);
of.set(displayFrames.mStable);
df.set(displayFrames.mStable);
pf.set(displayFrames.mStable);
} else {
pf.set(displayFrames.mContent);
if (win.isVoiceInteraction()) {
cf.set(displayFrames.mVoiceContent);
of.set(displayFrames.mVoiceContent);
df.set(displayFrames.mVoiceContent);
} else if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
cf.set(displayFrames.mDock);
of.set(displayFrames.mDock);
df.set(displayFrames.mDock);
} else {
cf.set(displayFrames.mContent);
of.set(displayFrames.mContent);
df.set(displayFrames.mContent);
}
if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
vf.set(displayFrames.mCurrent);
} else {
vf.set(cf);
}
}
}
}
final int cutoutMode = attrs.layoutInDisplayCutoutMode;
final boolean attachedInParent = attached != null && !layoutInScreen;
final boolean requestedHideNavigation =
(requestedSysUiFl & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) != 0;
// TYPE_BASE_APPLICATION windows are never considered floating here because they don't get
// cropped / shifted to the displayFrame in WindowState.
final boolean floatingInScreenWindow = !attrs.isFullscreen() && layoutInScreen
&& type != TYPE_BASE_APPLICATION;
// Ensure that windows with a DEFAULT or NEVER display cutout mode are laid out in
// the cutout safe zone.
if (cutoutMode != LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES) {
final Rect displayCutoutSafeExceptMaybeBars = sTmpDisplayCutoutSafeExceptMaybeBarsRect;
displayCutoutSafeExceptMaybeBars.set(displayFrames.mDisplayCutoutSafe);
if (layoutInScreen && layoutInsetDecor && !requestedFullscreen
&& cutoutMode == LAYOUT_IN_DISPLAY_CUTOUT_MODE_DEFAULT) {
// At the top we have the status bar, so apps that are
// LAYOUT_IN_SCREEN | LAYOUT_INSET_DECOR but not FULLSCREEN
// already expect that there's an inset there and we don't need to exclude
// the window from that area.
displayCutoutSafeExceptMaybeBars.top = Integer.MIN_VALUE;
}
if (layoutInScreen && layoutInsetDecor && !requestedHideNavigation
&& cutoutMode == LAYOUT_IN_DISPLAY_CUTOUT_MODE_DEFAULT) {
// Same for the navigation bar.
switch (mNavigationBarPosition) {
case NAV_BAR_BOTTOM:
displayCutoutSafeExceptMaybeBars.bottom = Integer.MAX_VALUE;
break;
case NAV_BAR_RIGHT:
displayCutoutSafeExceptMaybeBars.right = Integer.MAX_VALUE;
break;
case NAV_BAR_LEFT:
displayCutoutSafeExceptMaybeBars.left = Integer.MIN_VALUE;
break;
}
}
if (type == TYPE_INPUT_METHOD && mNavigationBarPosition == NAV_BAR_BOTTOM) {
// The IME can always extend under the bottom cutout if the navbar is there.
displayCutoutSafeExceptMaybeBars.bottom = Integer.MAX_VALUE;
}
// Windows that are attached to a parent and laid out in said parent already avoid
// the cutout according to that parent and don't need to be further constrained.
// Floating IN_SCREEN windows get what they ask for and lay out in the full screen.
// They will later be cropped or shifted using the displayFrame in WindowState,
// which prevents overlap with the DisplayCutout.
if (!attachedInParent && !floatingInScreenWindow) {
sTmpRect.set(pf);
pf.intersectUnchecked(displayCutoutSafeExceptMaybeBars);
windowFrames.setParentFrameWasClippedByDisplayCutout(!sTmpRect.equals(pf));
}
// Make sure that NO_LIMITS windows clipped to the display don't extend under the
// cutout.
df.intersectUnchecked(displayCutoutSafeExceptMaybeBars);
}
// Content should never appear in the cutout.
cf.intersectUnchecked(displayFrames.mDisplayCutoutSafe);
// TYPE_SYSTEM_ERROR is above the NavigationBar so it can't be allowed to extend over it.
// Also, we don't allow windows in multi-window mode to extend out of the screen.
if ((fl & FLAG_LAYOUT_NO_LIMITS) != 0 && type != TYPE_SYSTEM_ERROR
&& !win.inMultiWindowMode()) {
df.left = df.top = -10000;
df.right = df.bottom = 10000;
if (type != TYPE_WALLPAPER) {
of.left = of.top = cf.left = cf.top = vf.left = vf.top = -10000;
of.right = of.bottom = cf.right = cf.bottom = vf.right = vf.bottom = 10000;
}
}
// If the device has a chin (e.g. some watches), a dead area at the bottom of the screen we
// need to provide information to the clients that want to pretend that you can draw there.
// We only want to apply outsets to certain types of windows. For example, we never want to
// apply the outsets to floating dialogs, because they wouldn't make sense there.
final boolean useOutsets = shouldUseOutsets(attrs, fl);
if (isDefaultDisplay && useOutsets) {
final Rect osf = windowFrames.mOutsetFrame;
osf.set(cf.left, cf.top, cf.right, cf.bottom);
windowFrames.setHasOutsets(true);
int outset = mWindowOutsetBottom;
if (outset > 0) {
int rotation = displayFrames.mRotation;
if (rotation == Surface.ROTATION_0) {
osf.bottom += outset;
} else if (rotation == Surface.ROTATION_90) {
osf.right += outset;
} else if (rotation == Surface.ROTATION_180) {
osf.top -= outset;
} else if (rotation == Surface.ROTATION_270) {
osf.left -= outset;
}
if (DEBUG_LAYOUT) Slog.v(TAG, "applying bottom outset of " + outset
+ " with rotation " + rotation + ", result: " + osf);
}
}
if (DEBUG_LAYOUT) Slog.v(TAG, "Compute frame " + attrs.getTitle()
+ ": sim=#" + Integer.toHexString(sim)
+ " attach=" + attached + " type=" + type
+ String.format(" flags=0x%08x", fl)
+ " pf=" + pf.toShortString() + " df=" + df.toShortString()
+ " of=" + of.toShortString()
+ " cf=" + cf.toShortString() + " vf=" + vf.toShortString()
+ " dcf=" + dcf.toShortString()
+ " sf=" + sf.toShortString()
+ " osf=" + windowFrames.mOutsetFrame.toShortString() + " " + win);
if (!sTmpLastParentFrame.equals(pf)) {
windowFrames.setContentChanged(true);
}
win.computeFrameLw();
// Dock windows carve out the bottom of the screen, so normal windows
// can't appear underneath them.
if (type == TYPE_INPUT_METHOD && win.isVisibleLw()
&& !win.getGivenInsetsPendingLw()) {
offsetInputMethodWindowLw(win, displayFrames);
}
if (type == TYPE_VOICE_INTERACTION && win.isVisibleLw()
&& !win.getGivenInsetsPendingLw()) {
offsetVoiceInputWindowLw(win, displayFrames);
}
}
private void layoutWallpaper(DisplayFrames displayFrames, Rect pf, Rect df, Rect of, Rect cf) {
// The wallpaper has Real Ultimate Power, but we want to tell it about the overscan area.
df.set(displayFrames.mOverscan);
pf.set(displayFrames.mOverscan);
cf.set(displayFrames.mUnrestricted);
of.set(displayFrames.mUnrestricted);
}
private void offsetInputMethodWindowLw(WindowState win, DisplayFrames displayFrames) {
int top = Math.max(win.getDisplayFrameLw().top, win.getContentFrameLw().top);
top += win.getGivenContentInsetsLw().top;
displayFrames.mContent.bottom = Math.min(displayFrames.mContent.bottom, top);
displayFrames.mVoiceContent.bottom = Math.min(displayFrames.mVoiceContent.bottom, top);
top = win.getVisibleFrameLw().top;
top += win.getGivenVisibleInsetsLw().top;
displayFrames.mCurrent.bottom = Math.min(displayFrames.mCurrent.bottom, top);
if (DEBUG_LAYOUT) Slog.v(TAG, "Input method: mDockBottom="
+ displayFrames.mDock.bottom + " mContentBottom="
+ displayFrames.mContent.bottom + " mCurBottom=" + displayFrames.mCurrent.bottom);
}
private void offsetVoiceInputWindowLw(WindowState win, DisplayFrames displayFrames) {
int top = Math.max(win.getDisplayFrameLw().top, win.getContentFrameLw().top);
top += win.getGivenContentInsetsLw().top;
displayFrames.mVoiceContent.bottom = Math.min(displayFrames.mVoiceContent.bottom, top);
}
/**
* Called following layout of all windows before each window has policy applied.
*/
public void beginPostLayoutPolicyLw() {
mTopFullscreenOpaqueWindowState = null;
mTopFullscreenOpaqueOrDimmingWindowState = null;
mTopDockedOpaqueWindowState = null;
mTopDockedOpaqueOrDimmingWindowState = null;
mForceStatusBar = false;
mForceStatusBarFromKeyguard = false;
mForceStatusBarTransparent = false;
mForcingShowNavBar = false;
mForcingShowNavBarLayer = -1;
mAllowLockscreenWhenOn = false;
mShowingDream = false;
mWindowSleepTokenNeeded = false;
}
/**
* Called following layout of all window to apply policy to each window.
*
* @param win The window being positioned.
* @param attrs The LayoutParams of the window.
* @param attached For sub-windows, the window it is attached to. Otherwise null.
*/
public void applyPostLayoutPolicyLw(WindowState win, WindowManager.LayoutParams attrs,
WindowState attached, WindowState imeTarget) {
final boolean affectsSystemUi = win.canAffectSystemUiFlags();
if (DEBUG_LAYOUT) Slog.i(TAG, "Win " + win + ": affectsSystemUi=" + affectsSystemUi);
mService.mPolicy.applyKeyguardPolicyLw(win, imeTarget);
final int fl = PolicyControl.getWindowFlags(win, attrs);
if (mTopFullscreenOpaqueWindowState == null && affectsSystemUi
&& attrs.type == TYPE_INPUT_METHOD) {
mForcingShowNavBar = true;
mForcingShowNavBarLayer = win.getSurfaceLayer();
}
if (attrs.type == TYPE_STATUS_BAR) {
if ((attrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0) {
mForceStatusBarFromKeyguard = true;
}
if ((attrs.privateFlags & PRIVATE_FLAG_FORCE_STATUS_BAR_VISIBLE_TRANSPARENT) != 0) {
mForceStatusBarTransparent = true;
}
}
boolean appWindow = attrs.type >= FIRST_APPLICATION_WINDOW
&& attrs.type < FIRST_SYSTEM_WINDOW;
final int windowingMode = win.getWindowingMode();
final boolean inFullScreenOrSplitScreenSecondaryWindowingMode =
windowingMode == WINDOWING_MODE_FULLSCREEN
|| windowingMode == WINDOWING_MODE_SPLIT_SCREEN_SECONDARY;
if (mTopFullscreenOpaqueWindowState == null && affectsSystemUi) {
if ((fl & FLAG_FORCE_NOT_FULLSCREEN) != 0) {
mForceStatusBar = true;
}
if (attrs.type == TYPE_DREAM) {
// If the lockscreen was showing when the dream started then wait
// for the dream to draw before hiding the lockscreen.
if (!mDreamingLockscreen
|| (win.isVisibleLw() && win.hasDrawnLw())) {
mShowingDream = true;
appWindow = true;
}
}
// For app windows that are not attached, we decide if all windows in the app they
// represent should be hidden or if we should hide the lockscreen. For attached app
// windows we defer the decision to the window it is attached to.
if (appWindow && attached == null) {
if (attrs.isFullscreen() && inFullScreenOrSplitScreenSecondaryWindowingMode) {
if (DEBUG_LAYOUT) Slog.v(TAG, "Fullscreen window: " + win);
mTopFullscreenOpaqueWindowState = win;
if (mTopFullscreenOpaqueOrDimmingWindowState == null) {
mTopFullscreenOpaqueOrDimmingWindowState = win;
}
if ((fl & FLAG_ALLOW_LOCK_WHILE_SCREEN_ON) != 0) {
mAllowLockscreenWhenOn = true;
}
}
}
}
// Voice interaction overrides both top fullscreen and top docked.
if (affectsSystemUi && attrs.type == TYPE_VOICE_INTERACTION) {
if (mTopFullscreenOpaqueWindowState == null) {
mTopFullscreenOpaqueWindowState = win;
if (mTopFullscreenOpaqueOrDimmingWindowState == null) {
mTopFullscreenOpaqueOrDimmingWindowState = win;
}
}
if (mTopDockedOpaqueWindowState == null) {
mTopDockedOpaqueWindowState = win;
if (mTopDockedOpaqueOrDimmingWindowState == null) {
mTopDockedOpaqueOrDimmingWindowState = win;
}
}
}
// Keep track of the window if it's dimming but not necessarily fullscreen.
if (mTopFullscreenOpaqueOrDimmingWindowState == null && affectsSystemUi
&& win.isDimming() && inFullScreenOrSplitScreenSecondaryWindowingMode) {
mTopFullscreenOpaqueOrDimmingWindowState = win;
}
// We need to keep track of the top "fullscreen" opaque window for the docked stack
// separately, because both the "real fullscreen" opaque window and the one for the docked
// stack can control View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR.
if (mTopDockedOpaqueWindowState == null && affectsSystemUi && appWindow && attached == null
&& attrs.isFullscreen() && windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) {
mTopDockedOpaqueWindowState = win;
if (mTopDockedOpaqueOrDimmingWindowState == null) {
mTopDockedOpaqueOrDimmingWindowState = win;
}
}
// Also keep track of any windows that are dimming but not necessarily fullscreen in the
// docked stack.
if (mTopDockedOpaqueOrDimmingWindowState == null && affectsSystemUi && win.isDimming()
&& windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) {
mTopDockedOpaqueOrDimmingWindowState = win;
}
}
/**
* Called following layout of all windows and after policy has been applied
* to each window. If in this function you do
* something that may have modified the animation state of another window,
* be sure to return non-zero in order to perform another pass through layout.
*
* @return Return any bit set of
* {@link WindowManagerPolicy#FINISH_LAYOUT_REDO_LAYOUT},
* {@link WindowManagerPolicy#FINISH_LAYOUT_REDO_CONFIG},
* {@link WindowManagerPolicy#FINISH_LAYOUT_REDO_WALLPAPER}, or
* {@link WindowManagerPolicy#FINISH_LAYOUT_REDO_ANIM}.
*/
public int finishPostLayoutPolicyLw() {
int changes = 0;
boolean topIsFullscreen = false;
// If we are not currently showing a dream then remember the current
// lockscreen state. We will use this to determine whether the dream
// started while the lockscreen was showing and remember this state
// while the dream is showing.
if (!mShowingDream) {
mDreamingLockscreen = mService.mPolicy.isKeyguardShowingAndNotOccluded();
if (mDreamingSleepTokenNeeded) {
mDreamingSleepTokenNeeded = false;
mHandler.obtainMessage(MSG_UPDATE_DREAMING_SLEEP_TOKEN, 0, 1).sendToTarget();
}
} else {
if (!mDreamingSleepTokenNeeded) {
mDreamingSleepTokenNeeded = true;
mHandler.obtainMessage(MSG_UPDATE_DREAMING_SLEEP_TOKEN, 1, 1).sendToTarget();
}
}
if (mStatusBar != null) {
if (DEBUG_LAYOUT) Slog.i(TAG, "force=" + mForceStatusBar
+ " forcefkg=" + mForceStatusBarFromKeyguard
+ " top=" + mTopFullscreenOpaqueWindowState);
boolean shouldBeTransparent = mForceStatusBarTransparent
&& !mForceStatusBar
&& !mForceStatusBarFromKeyguard;
if (!shouldBeTransparent) {
mStatusBarController.setShowTransparent(false /* transparent */);
} else if (!mStatusBar.isVisibleLw()) {
mStatusBarController.setShowTransparent(true /* transparent */);
}
boolean statusBarForcesShowingNavigation =
(mStatusBar.getAttrs().privateFlags
& PRIVATE_FLAG_STATUS_FORCE_SHOW_NAVIGATION) != 0;
boolean topAppHidesStatusBar = topAppHidesStatusBar();
if (mForceStatusBar || mForceStatusBarFromKeyguard || mForceStatusBarTransparent
|| statusBarForcesShowingNavigation) {
if (DEBUG_LAYOUT) Slog.v(TAG, "Showing status bar: forced");
if (mStatusBarController.setBarShowingLw(true)) {
changes |= FINISH_LAYOUT_REDO_LAYOUT;
}
// Maintain fullscreen layout until incoming animation is complete.
topIsFullscreen = mTopIsFullscreen && mStatusBar.isAnimatingLw();
// Transient status bar is not allowed if status bar is on lockscreen or status bar
// is expecting the navigation keys from the user.
if ((mForceStatusBarFromKeyguard || statusBarForcesShowingNavigation)
&& mStatusBarController.isTransientShowing()) {
mStatusBarController.updateVisibilityLw(false /*transientAllowed*/,
mLastSystemUiFlags, mLastSystemUiFlags);
}
} else if (mTopFullscreenOpaqueWindowState != null) {
topIsFullscreen = topAppHidesStatusBar;
// The subtle difference between the window for mTopFullscreenOpaqueWindowState
// and mTopIsFullscreen is that mTopIsFullscreen is set only if the window
// has the FLAG_FULLSCREEN set. Not sure if there is another way that to be the
// case though.
if (mStatusBarController.isTransientShowing()) {
if (mStatusBarController.setBarShowingLw(true)) {
changes |= FINISH_LAYOUT_REDO_LAYOUT;
}
} else if (topIsFullscreen
&& !mDisplayContent.isStackVisible(WINDOWING_MODE_FREEFORM)
&& !mDisplayContent.isStackVisible(WINDOWING_MODE_SPLIT_SCREEN_PRIMARY)) {
if (DEBUG_LAYOUT) Slog.v(TAG, "** HIDING status bar");
if (mStatusBarController.setBarShowingLw(false)) {
changes |= FINISH_LAYOUT_REDO_LAYOUT;
} else {
if (DEBUG_LAYOUT) Slog.v(TAG, "Status bar already hiding");
}
} else {
if (DEBUG_LAYOUT) Slog.v(TAG, "** SHOWING status bar: top is not fullscreen");
if (mStatusBarController.setBarShowingLw(true)) {
changes |= FINISH_LAYOUT_REDO_LAYOUT;
}
topAppHidesStatusBar = false;
}
}
mStatusBarController.setTopAppHidesStatusBar(topAppHidesStatusBar);
}
if (mTopIsFullscreen != topIsFullscreen) {
if (!topIsFullscreen) {
// Force another layout when status bar becomes fully shown.
changes |= FINISH_LAYOUT_REDO_LAYOUT;
}
mTopIsFullscreen = topIsFullscreen;
}
if ((updateSystemUiVisibilityLw() & SYSTEM_UI_CHANGING_LAYOUT) != 0) {
// If the navigation bar has been hidden or shown, we need to do another
// layout pass to update that window.
changes |= FINISH_LAYOUT_REDO_LAYOUT;
}
if (mShowingDream != mLastShowingDream) {
mLastShowingDream = mShowingDream;
mService.notifyShowingDreamChanged();
}
updateWindowSleepToken();
mService.mPolicy.setAllowLockscreenWhenOn(getDisplayId(), mAllowLockscreenWhenOn);
return changes;
}
private void updateWindowSleepToken() {
if (mWindowSleepTokenNeeded && !mLastWindowSleepTokenNeeded) {
mHandler.removeCallbacks(mReleaseSleepTokenRunnable);
mHandler.post(mAcquireSleepTokenRunnable);
} else if (!mWindowSleepTokenNeeded && mLastWindowSleepTokenNeeded) {
mHandler.removeCallbacks(mAcquireSleepTokenRunnable);
mHandler.post(mReleaseSleepTokenRunnable);
}
mLastWindowSleepTokenNeeded = mWindowSleepTokenNeeded;
}
/**
* @return Whether the top app should hide the statusbar based on the top fullscreen opaque
* window.
*/
private boolean topAppHidesStatusBar() {
if (mTopFullscreenOpaqueWindowState == null) {
return false;
}
final int fl = PolicyControl.getWindowFlags(null,
mTopFullscreenOpaqueWindowState.getAttrs());
if (localLOGV) {
Slog.d(TAG, "frame: " + mTopFullscreenOpaqueWindowState.getFrameLw());
Slog.d(TAG, "attr: " + mTopFullscreenOpaqueWindowState.getAttrs()
+ " lp.flags=0x" + Integer.toHexString(fl));
}
return (fl & LayoutParams.FLAG_FULLSCREEN) != 0
|| (mLastSystemUiFlags & View.SYSTEM_UI_FLAG_FULLSCREEN) != 0;
}
/**
* Called when the user is switched.
*/
public void switchUser() {
updateCurrentUserResources();
}
/**
* Called when the resource overlays change.
*/
public void onOverlayChangedLw() {
updateCurrentUserResources();
onConfigurationChanged();
mSystemGestures.onConfigurationChanged();
}
/**
* Called when the configuration has changed, and it's safe to load new values from resources.
*/
public void onConfigurationChanged() {
final DisplayRotation displayRotation = mDisplayContent.getDisplayRotation();
final Resources res = getCurrentUserResources();
final int portraitRotation = displayRotation.getPortraitRotation();
final int upsideDownRotation = displayRotation.getUpsideDownRotation();
final int landscapeRotation = displayRotation.getLandscapeRotation();
final int seascapeRotation = displayRotation.getSeascapeRotation();
final int uiMode = mService.mPolicy.getUiMode();
if (hasStatusBar()) {
mStatusBarHeightForRotation[portraitRotation] =
mStatusBarHeightForRotation[upsideDownRotation] =
res.getDimensionPixelSize(R.dimen.status_bar_height_portrait);
mStatusBarHeightForRotation[landscapeRotation] =
mStatusBarHeightForRotation[seascapeRotation] =
res.getDimensionPixelSize(R.dimen.status_bar_height_landscape);
} else {
mStatusBarHeightForRotation[portraitRotation] =
mStatusBarHeightForRotation[upsideDownRotation] =
mStatusBarHeightForRotation[landscapeRotation] =
mStatusBarHeightForRotation[seascapeRotation] = 0;
}
// Height of the navigation bar when presented horizontally at bottom
mNavigationBarHeightForRotationDefault[portraitRotation] =
mNavigationBarHeightForRotationDefault[upsideDownRotation] =
res.getDimensionPixelSize(R.dimen.navigation_bar_height);
mNavigationBarHeightForRotationDefault[landscapeRotation] =
mNavigationBarHeightForRotationDefault[seascapeRotation] =
res.getDimensionPixelSize(R.dimen.navigation_bar_height_landscape);
// Height of the navigation bar frame when presented horizontally at bottom
mNavigationBarFrameHeightForRotationDefault[portraitRotation] =
mNavigationBarFrameHeightForRotationDefault[upsideDownRotation] =
res.getDimensionPixelSize(R.dimen.navigation_bar_frame_height);
mNavigationBarFrameHeightForRotationDefault[landscapeRotation] =
mNavigationBarFrameHeightForRotationDefault[seascapeRotation] =
res.getDimensionPixelSize(R.dimen.navigation_bar_frame_height_landscape);
// Width of the navigation bar when presented vertically along one side
mNavigationBarWidthForRotationDefault[portraitRotation] =
mNavigationBarWidthForRotationDefault[upsideDownRotation] =
mNavigationBarWidthForRotationDefault[landscapeRotation] =
mNavigationBarWidthForRotationDefault[seascapeRotation] =
res.getDimensionPixelSize(R.dimen.navigation_bar_width);
if (ALTERNATE_CAR_MODE_NAV_SIZE) {
// Height of the navigation bar when presented horizontally at bottom
mNavigationBarHeightForRotationInCarMode[portraitRotation] =
mNavigationBarHeightForRotationInCarMode[upsideDownRotation] =
res.getDimensionPixelSize(R.dimen.navigation_bar_height_car_mode);
mNavigationBarHeightForRotationInCarMode[landscapeRotation] =
mNavigationBarHeightForRotationInCarMode[seascapeRotation] =
res.getDimensionPixelSize(R.dimen.navigation_bar_height_landscape_car_mode);
// Width of the navigation bar when presented vertically along one side
mNavigationBarWidthForRotationInCarMode[portraitRotation] =
mNavigationBarWidthForRotationInCarMode[upsideDownRotation] =
mNavigationBarWidthForRotationInCarMode[landscapeRotation] =
mNavigationBarWidthForRotationInCarMode[seascapeRotation] =
res.getDimensionPixelSize(R.dimen.navigation_bar_width_car_mode);
}
mNavBarOpacityMode = res.getInteger(R.integer.config_navBarOpacityMode);
mSideGestureInset = res.getDimensionPixelSize(R.dimen.config_backGestureInset);
mNavigationBarLetsThroughTaps = res.getBoolean(R.bool.config_navBarTapThrough);
mNavigationBarAlwaysShowOnSideGesture =
res.getBoolean(R.bool.config_navBarAlwaysShowOnSideEdgeGesture);
// This should calculate how much above the frame we accept gestures.
mBottomGestureAdditionalInset =
res.getDimensionPixelSize(R.dimen.navigation_bar_gesture_height)
- getNavigationBarFrameHeight(portraitRotation, uiMode);
updateConfigurationAndScreenSizeDependentBehaviors();
mWindowOutsetBottom = ScreenShapeHelper.getWindowOutsetBottomPx(mContext.getResources());
}
void updateConfigurationAndScreenSizeDependentBehaviors() {
final Resources res = getCurrentUserResources();
mNavigationBarCanMove =
mDisplayContent.mBaseDisplayWidth != mDisplayContent.mBaseDisplayHeight
&& res.getBoolean(R.bool.config_navBarCanMove);
mAllowSeamlessRotationDespiteNavBarMoving =
res.getBoolean(R.bool.config_allowSeamlessRotationDespiteNavBarMoving);
}
/**
* Updates the current user's resources to pick up any changes for the current user (including
* overlay paths)
*/
private void updateCurrentUserResources() {
final int userId = mService.mAmInternal.getCurrentUserId();
final Context uiContext = getSystemUiContext();
if (userId == UserHandle.USER_SYSTEM) {
// Skip the (expensive) recreation of resources for the system user below and just
// use the resources from the system ui context
mCurrentUserResources = uiContext.getResources();
return;
}
// For non-system users, ensure that the resources are loaded from the current
// user's package info (see ContextImpl.createDisplayContext)
final LoadedApk pi = ActivityThread.currentActivityThread().getPackageInfo(
uiContext.getPackageName(), null, 0, userId);
mCurrentUserResources = ResourcesManager.getInstance().getResources(null,
pi.getResDir(),
null /* splitResDirs */,
pi.getOverlayDirs(),
pi.getApplicationInfo().sharedLibraryFiles,
mDisplayContent.getDisplayId(),
null /* overrideConfig */,
uiContext.getResources().getCompatibilityInfo(),
null /* classLoader */);
}
@VisibleForTesting
Resources getCurrentUserResources() {
if (mCurrentUserResources == null) {
updateCurrentUserResources();
}
return mCurrentUserResources;
}
@VisibleForTesting
Context getContext() {
return mContext;
}
private Context getSystemUiContext() {
final Context uiContext = ActivityThread.currentActivityThread().getSystemUiContext();
return mDisplayContent.isDefaultDisplay
? uiContext : uiContext.createDisplayContext(mDisplayContent.getDisplay());
}
private int getNavigationBarWidth(int rotation, int uiMode) {
if (ALTERNATE_CAR_MODE_NAV_SIZE && (uiMode & UI_MODE_TYPE_MASK) == UI_MODE_TYPE_CAR) {
return mNavigationBarWidthForRotationInCarMode[rotation];
} else {
return mNavigationBarWidthForRotationDefault[rotation];
}
}
void notifyDisplayReady() {
mHandler.post(() -> {
final int displayId = getDisplayId();
getStatusBarManagerInternal().onDisplayReady(displayId);
LocalServices.getService(WallpaperManagerInternal.class).onDisplayReady(displayId);
});
}
/**
* Return the display width available after excluding any screen
* decorations that could never be removed in Honeycomb. That is, system bar or
* button bar.
*/
public int getNonDecorDisplayWidth(int fullWidth, int fullHeight, int rotation, int uiMode,
DisplayCutout displayCutout) {
int width = fullWidth;
if (hasNavigationBar()) {
final int navBarPosition = navigationBarPosition(fullWidth, fullHeight, rotation);
if (navBarPosition == NAV_BAR_LEFT || navBarPosition == NAV_BAR_RIGHT) {
width -= getNavigationBarWidth(rotation, uiMode);
}
}
if (displayCutout != null) {
width -= displayCutout.getSafeInsetLeft() + displayCutout.getSafeInsetRight();
}
return width;
}
private int getNavigationBarHeight(int rotation, int uiMode) {
if (ALTERNATE_CAR_MODE_NAV_SIZE && (uiMode & UI_MODE_TYPE_MASK) == UI_MODE_TYPE_CAR) {
return mNavigationBarHeightForRotationInCarMode[rotation];
} else {
return mNavigationBarHeightForRotationDefault[rotation];
}
}
/**
* Get the Navigation Bar Frame height. This dimension is the height of the navigation bar that
* is used for spacing to show additional buttons on the navigation bar (such as the ime
* switcher when ime is visible) while {@link #getNavigationBarHeight} is used for the visible
* height that we send to the app as content insets that can be smaller.
* <p>
* In car mode it will return the same height as {@link #getNavigationBarHeight}
*
* @param rotation specifies rotation to return dimension from
* @param uiMode to determine if in car mode
* @return navigation bar frame height
*/
private int getNavigationBarFrameHeight(int rotation, int uiMode) {
if (ALTERNATE_CAR_MODE_NAV_SIZE && (uiMode & UI_MODE_TYPE_MASK) == UI_MODE_TYPE_CAR) {
return mNavigationBarHeightForRotationInCarMode[rotation];
} else {
return mNavigationBarFrameHeightForRotationDefault[rotation];
}
}
/**
* Return the display height available after excluding any screen
* decorations that could never be removed in Honeycomb. That is, system bar or
* button bar.
*/
public int getNonDecorDisplayHeight(int fullWidth, int fullHeight, int rotation, int uiMode,
DisplayCutout displayCutout) {
int height = fullHeight;
if (hasNavigationBar()) {
final int navBarPosition = navigationBarPosition(fullWidth, fullHeight, rotation);
if (navBarPosition == NAV_BAR_BOTTOM) {
height -= getNavigationBarHeight(rotation, uiMode);
}
}
if (displayCutout != null) {
height -= displayCutout.getSafeInsetTop() + displayCutout.getSafeInsetBottom();
}
return height;
}
/**
* Return the available screen width that we should report for the
* configuration. This must be no larger than
* {@link #getNonDecorDisplayWidth(int, int, int, int, DisplayCutout)}; it may be smaller
* than that to account for more transient decoration like a status bar.
*/
public int getConfigDisplayWidth(int fullWidth, int fullHeight, int rotation, int uiMode,
DisplayCutout displayCutout) {
return getNonDecorDisplayWidth(fullWidth, fullHeight, rotation, uiMode, displayCutout);
}
/**
* Return the available screen height that we should report for the
* configuration. This must be no larger than
* {@link #getNonDecorDisplayHeight(int, int, int, int, DisplayCutout)}; it may be smaller
* than that to account for more transient decoration like a status bar.
*/
public int getConfigDisplayHeight(int fullWidth, int fullHeight, int rotation, int uiMode,
DisplayCutout displayCutout) {
// There is a separate status bar at the top of the display. We don't count that as part
// of the fixed decor, since it can hide; however, for purposes of configurations,
// we do want to exclude it since applications can't generally use that part
// of the screen.
int statusBarHeight = mStatusBarHeightForRotation[rotation];
if (displayCutout != null) {
// If there is a cutout, it may already have accounted for some part of the status
// bar height.
statusBarHeight = Math.max(0, statusBarHeight - displayCutout.getSafeInsetTop());
}
return getNonDecorDisplayHeight(fullWidth, fullHeight, rotation, uiMode, displayCutout)
- statusBarHeight;
}
/**
* Return corner radius in pixels that should be used on windows in order to cover the display.
* The radius is only valid for built-in displays since the one who configures window corner
* radius cannot know the corner radius of non-built-in display.
*/
float getWindowCornerRadius() {
return mDisplayContent.getDisplay().getType() == TYPE_BUILT_IN
? ScreenDecorationsUtils.getWindowCornerRadius(mContext.getResources()) : 0f;
}
boolean isShowingDreamLw() {
return mShowingDream;
}
/**
* Calculates the stable insets if we already have the non-decor insets.
*
* @param inOutInsets The known non-decor insets. It will be modified to stable insets.
* @param rotation The current display rotation.
*/
void convertNonDecorInsetsToStableInsets(Rect inOutInsets, int rotation) {
inOutInsets.top = Math.max(inOutInsets.top, mStatusBarHeightForRotation[rotation]);
}
/**
* Calculates the stable insets without running a layout.
*
* @param displayRotation the current display rotation
* @param displayWidth the current display width
* @param displayHeight the current display height
* @param displayCutout the current display cutout
* @param outInsets the insets to return
*/
public void getStableInsetsLw(int displayRotation, int displayWidth, int displayHeight,
DisplayCutout displayCutout, Rect outInsets) {
outInsets.setEmpty();
// Navigation bar and status bar.
getNonDecorInsetsLw(displayRotation, displayWidth, displayHeight, displayCutout, outInsets);
convertNonDecorInsetsToStableInsets(outInsets, displayRotation);
}
/**
* Calculates the insets for the areas that could never be removed in Honeycomb, i.e. system
* bar or button bar. See {@link #getNonDecorDisplayWidth}.
*
* @param displayRotation the current display rotation
* @param displayWidth the current display width
* @param displayHeight the current display height
* @param displayCutout the current display cutout
* @param outInsets the insets to return
*/
public void getNonDecorInsetsLw(int displayRotation, int displayWidth, int displayHeight,
DisplayCutout displayCutout, Rect outInsets) {
outInsets.setEmpty();
// Only navigation bar
if (hasNavigationBar()) {
final int uiMode = mService.mPolicy.getUiMode();
int position = navigationBarPosition(displayWidth, displayHeight, displayRotation);
if (position == NAV_BAR_BOTTOM) {
outInsets.bottom = getNavigationBarHeight(displayRotation, uiMode);
} else if (position == NAV_BAR_RIGHT) {
outInsets.right = getNavigationBarWidth(displayRotation, uiMode);
} else if (position == NAV_BAR_LEFT) {
outInsets.left = getNavigationBarWidth(displayRotation, uiMode);
}
}
if (displayCutout != null) {
outInsets.left += displayCutout.getSafeInsetLeft();
outInsets.top += displayCutout.getSafeInsetTop();
outInsets.right += displayCutout.getSafeInsetRight();
outInsets.bottom += displayCutout.getSafeInsetBottom();
}
}
/**
* @see IWindowManager#setForwardedInsets
*/
public void setForwardedInsets(@NonNull Insets forwardedInsets) {
mForwardedInsets = forwardedInsets;
}
@NonNull
public Insets getForwardedInsets() {
return mForwardedInsets;
}
@NavigationBarPosition
int navigationBarPosition(int displayWidth, int displayHeight, int displayRotation) {
if (navigationBarCanMove() && displayWidth > displayHeight) {
if (displayRotation == Surface.ROTATION_270) {
return NAV_BAR_LEFT;
} else if (displayRotation == Surface.ROTATION_90) {
return NAV_BAR_RIGHT;
}
}
return NAV_BAR_BOTTOM;
}
/**
* @return The side of the screen where navigation bar is positioned.
* @see WindowManagerPolicyConstants#NAV_BAR_LEFT
* @see WindowManagerPolicyConstants#NAV_BAR_RIGHT
* @see WindowManagerPolicyConstants#NAV_BAR_BOTTOM
*/
@NavigationBarPosition
public int getNavBarPosition() {
return mNavigationBarPosition;
}
/**
* A new window has been focused.
*/
public int focusChangedLw(WindowState lastFocus, WindowState newFocus) {
mFocusedWindow = newFocus;
mLastFocusedWindow = lastFocus;
if (mDisplayContent.isDefaultDisplay) {
mService.mPolicy.onDefaultDisplayFocusChangedLw(newFocus);
}
if ((updateSystemUiVisibilityLw() & SYSTEM_UI_CHANGING_LAYOUT) != 0) {
// If the navigation bar has been hidden or shown, we need to do another
// layout pass to update that window.
return FINISH_LAYOUT_REDO_LAYOUT;
}
return 0;
}
/**
* Return true if it is okay to perform animations for an app transition
* that is about to occur. You may return false for this if, for example,
* the dream window is currently displayed so the switch should happen
* immediately.
*/
public boolean allowAppAnimationsLw() {
return !mShowingDream;
}
private void updateDreamingSleepToken(boolean acquire) {
if (acquire) {
final int displayId = getDisplayId();
if (mDreamingSleepToken == null) {
mDreamingSleepToken = mService.mAtmInternal.acquireSleepToken(
"DreamOnDisplay" + displayId, displayId);
}
} else {
if (mDreamingSleepToken != null) {
mDreamingSleepToken.release();
mDreamingSleepToken = null;
}
}
}
private void requestTransientBars(WindowState swipeTarget) {
synchronized (mLock) {
if (!mService.mPolicy.isUserSetupComplete()) {
// Swipe-up for navigation bar is disabled during setup
return;
}
boolean sb = mStatusBarController.checkShowTransientBarLw();
boolean nb = mNavigationBarController.checkShowTransientBarLw()
&& !isNavBarEmpty(mLastSystemUiFlags);
if (sb || nb) {
// Don't show status bar when swiping on already visible navigation bar
if (!nb && swipeTarget == mNavigationBar) {
if (DEBUG) Slog.d(TAG, "Not showing transient bar, wrong swipe target");
return;
}
if (sb) mStatusBarController.showTransient();
if (nb) mNavigationBarController.showTransient();
mImmersiveModeConfirmation.confirmCurrentPrompt();
updateSystemUiVisibilityLw();
}
}
}
private void disposeInputConsumer(InputConsumer inputConsumer) {
if (inputConsumer != null) {
inputConsumer.dismiss();
}
}
private boolean isStatusBarKeyguard() {
return mStatusBar != null
&& (mStatusBar.getAttrs().privateFlags & PRIVATE_FLAG_KEYGUARD) != 0;
}
private boolean isKeyguardOccluded() {
// TODO (b/113840485): Handle per display keyguard.
return mService.mPolicy.isKeyguardOccluded();
}
void resetSystemUiVisibilityLw() {
mLastSystemUiFlags = 0;
updateSystemUiVisibilityLw();
}
private int updateSystemUiVisibilityLw() {
// If there is no window focused, there will be nobody to handle the events
// anyway, so just hang on in whatever state we're in until things settle down.
WindowState winCandidate = mFocusedWindow != null ? mFocusedWindow
: mTopFullscreenOpaqueWindowState;
if (winCandidate == null) {
return 0;
}
// The immersive mode confirmation should never affect the system bar visibility, otherwise
// it will unhide the navigation bar and hide itself.
if (winCandidate.getAttrs().token == mImmersiveModeConfirmation.getWindowToken()) {
// The immersive mode confirmation took the focus from mLastFocusedWindow which was
// controlling the system ui visibility. So if mLastFocusedWindow can still receive
// keys, we let it keep controlling the visibility.
final boolean lastFocusCanReceiveKeys =
(mLastFocusedWindow != null && mLastFocusedWindow.canReceiveKeys());
winCandidate = isStatusBarKeyguard() ? mStatusBar
: lastFocusCanReceiveKeys ? mLastFocusedWindow
: mTopFullscreenOpaqueWindowState;
if (winCandidate == null) {
return 0;
}
}
final WindowState win = winCandidate;
if ((win.getAttrs().privateFlags & PRIVATE_FLAG_KEYGUARD) != 0 && isKeyguardOccluded()) {
// We are updating at a point where the keyguard has gotten
// focus, but we were last in a state where the top window is
// hiding it. This is probably because the keyguard as been
// shown while the top window was displayed, so we want to ignore
// it here because this is just a very transient change and it
// will quickly lose focus once it correctly gets hidden.
return 0;
}
mDisplayContent.getInsetsStateController().onBarControllingWindowChanged(
mTopFullscreenOpaqueWindowState);
int tmpVisibility = PolicyControl.getSystemUiVisibility(win, null)
& ~mResettingSystemUiFlags
& ~mForceClearedSystemUiFlags;
if (mForcingShowNavBar && win.getSurfaceLayer() < mForcingShowNavBarLayer) {
tmpVisibility
&= ~PolicyControl.adjustClearableFlags(win, View.SYSTEM_UI_CLEARABLE_FLAGS);
}
final int fullscreenVisibility = updateLightStatusBarLw(0 /* vis */,
mTopFullscreenOpaqueWindowState, mTopFullscreenOpaqueOrDimmingWindowState);
final int dockedVisibility = updateLightStatusBarLw(0 /* vis */,
mTopDockedOpaqueWindowState, mTopDockedOpaqueOrDimmingWindowState);
mService.getStackBounds(
WINDOWING_MODE_UNDEFINED, ACTIVITY_TYPE_HOME, mNonDockedStackBounds);
mService.getStackBounds(
WINDOWING_MODE_SPLIT_SCREEN_PRIMARY, ACTIVITY_TYPE_STANDARD, mDockedStackBounds);
final Pair<Integer, Boolean> result =
updateSystemBarsLw(win, mLastSystemUiFlags, tmpVisibility);
final int visibility = result.first;
final int diff = visibility ^ mLastSystemUiFlags;
final int fullscreenDiff = fullscreenVisibility ^ mLastFullscreenStackSysUiFlags;
final int dockedDiff = dockedVisibility ^ mLastDockedStackSysUiFlags;
final boolean needsMenu = win.getNeedsMenuLw(mTopFullscreenOpaqueWindowState);
if (diff == 0 && fullscreenDiff == 0 && dockedDiff == 0 && mLastFocusNeedsMenu == needsMenu
&& mFocusedApp == win.getAppToken()
&& mLastNonDockedStackBounds.equals(mNonDockedStackBounds)
&& mLastDockedStackBounds.equals(mDockedStackBounds)) {
return 0;
}
mLastSystemUiFlags = visibility;
mLastFullscreenStackSysUiFlags = fullscreenVisibility;
mLastDockedStackSysUiFlags = dockedVisibility;
mLastFocusNeedsMenu = needsMenu;
mFocusedApp = win.getAppToken();
mLastNonDockedStackBounds.set(mNonDockedStackBounds);
mLastDockedStackBounds.set(mDockedStackBounds);
final Rect fullscreenStackBounds = new Rect(mNonDockedStackBounds);
final Rect dockedStackBounds = new Rect(mDockedStackBounds);
final boolean isNavbarColorManagedByIme = result.second;
mHandler.post(() -> {
StatusBarManagerInternal statusBar = getStatusBarManagerInternal();
if (statusBar != null) {
final int displayId = getDisplayId();
statusBar.setSystemUiVisibility(displayId, visibility, fullscreenVisibility,
dockedVisibility, 0xffffffff, fullscreenStackBounds,
dockedStackBounds, isNavbarColorManagedByIme, win.toString());
statusBar.topAppWindowChanged(displayId, needsMenu);
}
});
return diff;
}
private int updateLightStatusBarLw(int vis, WindowState opaque, WindowState opaqueOrDimming) {
final boolean onKeyguard = isStatusBarKeyguard() && !isKeyguardOccluded();
final WindowState statusColorWin = onKeyguard ? mStatusBar : opaqueOrDimming;
if (statusColorWin != null && (statusColorWin == opaque || onKeyguard)) {
// If the top fullscreen-or-dimming window is also the top fullscreen, respect
// its light flag.
vis &= ~View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
vis |= PolicyControl.getSystemUiVisibility(statusColorWin, null)
& View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
} else if (statusColorWin != null && statusColorWin.isDimming()) {
// Otherwise if it's dimming, clear the light flag.
vis &= ~View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
}
return vis;
}
@VisibleForTesting
@Nullable
static WindowState chooseNavigationColorWindowLw(WindowState opaque,
WindowState opaqueOrDimming, WindowState imeWindow,
@NavigationBarPosition int navBarPosition) {
// If the IME window is visible and FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS is set, then IME
// window can be navigation color window.
final boolean imeWindowCanNavColorWindow = imeWindow != null
&& imeWindow.isVisibleLw()
&& navBarPosition == NAV_BAR_BOTTOM
&& (PolicyControl.getWindowFlags(imeWindow, null)
& WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0;
if (opaque != null && opaqueOrDimming == opaque) {
// If the top fullscreen-or-dimming window is also the top fullscreen, respect it
// unless IME window is also eligible, since currently the IME window is always show
// above the opaque fullscreen app window, regardless of the IME target window.
// TODO(b/31559891): Maybe we need to revisit this condition once b/31559891 is fixed.
return imeWindowCanNavColorWindow ? imeWindow : opaque;
}
if (opaqueOrDimming == null || !opaqueOrDimming.isDimming()) {
// No dimming window is involved. Determine the result only with the IME window.
return imeWindowCanNavColorWindow ? imeWindow : null;
}
if (!imeWindowCanNavColorWindow) {
// No IME window is involved. Determine the result only with opaqueOrDimming.
return opaqueOrDimming;
}
// The IME window and the dimming window are competing. Check if the dimming window can be
// IME target or not.
if (LayoutParams.mayUseInputMethod(PolicyControl.getWindowFlags(opaqueOrDimming, null))) {
// The IME window is above the dimming window.
return imeWindow;
} else {
// The dimming window is above the IME window.
return opaqueOrDimming;
}
}
@VisibleForTesting
static int updateLightNavigationBarLw(int vis, WindowState opaque, WindowState opaqueOrDimming,
WindowState imeWindow, WindowState navColorWin) {
if (navColorWin != null) {
if (navColorWin == imeWindow || navColorWin == opaque) {
// Respect the light flag.
vis &= ~View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR;
vis |= PolicyControl.getSystemUiVisibility(navColorWin, null)
& View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR;
} else if (navColorWin == opaqueOrDimming && navColorWin.isDimming()) {
// Clear the light flag for dimming window.
vis &= ~View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR;
}
}
return vis;
}
private Pair<Integer, Boolean> updateSystemBarsLw(WindowState win, int oldVis, int vis) {
final boolean dockedStackVisible =
mDisplayContent.isStackVisible(WINDOWING_MODE_SPLIT_SCREEN_PRIMARY);
final boolean freeformStackVisible =
mDisplayContent.isStackVisible(WINDOWING_MODE_FREEFORM);
final boolean resizing = mDisplayContent.getDockedDividerController().isResizing();
// We need to force system bars when the docked stack is visible, when the freeform stack
// is visible but also when we are resizing for the transitions when docked stack
// visibility changes.
mForceShowSystemBars = dockedStackVisible || freeformStackVisible || resizing
|| mForceShowSystemBarsFromExternal;
final boolean forceOpaqueStatusBar = mForceShowSystemBars && !mForceStatusBarFromKeyguard;
// apply translucent bar vis flags
WindowState fullscreenTransWin = isStatusBarKeyguard() && !isKeyguardOccluded()
? mStatusBar
: mTopFullscreenOpaqueWindowState;
vis = mStatusBarController.applyTranslucentFlagLw(fullscreenTransWin, vis, oldVis);
vis = mNavigationBarController.applyTranslucentFlagLw(fullscreenTransWin, vis, oldVis);
int dockedVis = mStatusBarController.applyTranslucentFlagLw(
mTopDockedOpaqueWindowState, 0, 0);
dockedVis = mNavigationBarController.applyTranslucentFlagLw(
mTopDockedOpaqueWindowState, dockedVis, 0);
final boolean fullscreenDrawsStatusBarBackground =
drawsStatusBarBackground(vis, mTopFullscreenOpaqueWindowState);
final boolean dockedDrawsStatusBarBackground =
drawsStatusBarBackground(dockedVis, mTopDockedOpaqueWindowState);
final boolean fullscreenDrawsNavBarBackground =
drawsNavigationBarBackground(vis, mTopFullscreenOpaqueWindowState);
final boolean dockedDrawsNavigationBarBackground =
drawsNavigationBarBackground(dockedVis, mTopDockedOpaqueWindowState);
// prevent status bar interaction from clearing certain flags
int type = win.getAttrs().type;
boolean statusBarHasFocus = type == TYPE_STATUS_BAR;
if (statusBarHasFocus && !isStatusBarKeyguard()) {
int flags = View.SYSTEM_UI_FLAG_FULLSCREEN
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_IMMERSIVE
| View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
| View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
if (isKeyguardOccluded()) {
flags |= View.STATUS_BAR_TRANSLUCENT | View.NAVIGATION_BAR_TRANSLUCENT;
}
vis = (vis & ~flags) | (oldVis & flags);
}
if (fullscreenDrawsStatusBarBackground && dockedDrawsStatusBarBackground) {
vis |= View.STATUS_BAR_TRANSPARENT;
vis &= ~View.STATUS_BAR_TRANSLUCENT;
} else if (forceOpaqueStatusBar) {
vis &= ~(View.STATUS_BAR_TRANSLUCENT | View.STATUS_BAR_TRANSPARENT);
}
vis = configureNavBarOpacity(vis, dockedStackVisible, freeformStackVisible, resizing,
fullscreenDrawsNavBarBackground, dockedDrawsNavigationBarBackground);
// update status bar
boolean immersiveSticky =
(vis & View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY) != 0;
final boolean hideStatusBarWM =
mTopFullscreenOpaqueWindowState != null
&& (PolicyControl.getWindowFlags(mTopFullscreenOpaqueWindowState, null)
& WindowManager.LayoutParams.FLAG_FULLSCREEN) != 0;
final boolean hideStatusBarSysui =
(vis & View.SYSTEM_UI_FLAG_FULLSCREEN) != 0;
final boolean hideNavBarSysui =
(vis & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) != 0;
final boolean transientStatusBarAllowed = mStatusBar != null
&& (statusBarHasFocus || (!mForceShowSystemBars
&& (hideStatusBarWM || (hideStatusBarSysui && immersiveSticky))));
final boolean transientNavBarAllowed = mNavigationBar != null
&& !mForceShowSystemBars && hideNavBarSysui && immersiveSticky;
final long now = SystemClock.uptimeMillis();
final boolean pendingPanic = mPendingPanicGestureUptime != 0
&& now - mPendingPanicGestureUptime <= PANIC_GESTURE_EXPIRATION;
final DisplayPolicy defaultDisplayPolicy =
mService.getDefaultDisplayContentLocked().getDisplayPolicy();
if (pendingPanic && hideNavBarSysui && !isStatusBarKeyguard()
// TODO (b/111955725): Show keyguard presentation on all external displays
&& defaultDisplayPolicy.isKeyguardDrawComplete()) {
// The user performed the panic gesture recently, we're about to hide the bars,
// we're no longer on the Keyguard and the screen is ready. We can now request the bars.
mPendingPanicGestureUptime = 0;
mStatusBarController.showTransient();
if (!isNavBarEmpty(vis)) {
mNavigationBarController.showTransient();
}
}
final boolean denyTransientStatus = mStatusBarController.isTransientShowRequested()
&& !transientStatusBarAllowed && hideStatusBarSysui;
final boolean denyTransientNav = mNavigationBarController.isTransientShowRequested()
&& !transientNavBarAllowed;
if (denyTransientStatus || denyTransientNav || mForceShowSystemBars) {
// clear the clearable flags instead
clearClearableFlagsLw();
vis &= ~View.SYSTEM_UI_CLEARABLE_FLAGS;
}
final boolean immersive = (vis & View.SYSTEM_UI_FLAG_IMMERSIVE) != 0;
immersiveSticky = (vis & View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY) != 0;
final boolean navAllowedHidden = immersive || immersiveSticky;
if (hideNavBarSysui && !navAllowedHidden
&& mService.mPolicy.getWindowLayerLw(win)
> mService.mPolicy.getWindowLayerFromTypeLw(TYPE_INPUT_CONSUMER)) {
// We can't hide the navbar from this window otherwise the input consumer would not get
// the input events.
vis = (vis & ~View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
}
vis = mStatusBarController.updateVisibilityLw(transientStatusBarAllowed, oldVis, vis);
// update navigation bar
boolean oldImmersiveMode = isImmersiveMode(oldVis);
boolean newImmersiveMode = isImmersiveMode(vis);
if (oldImmersiveMode != newImmersiveMode) {
final String pkg = win.getOwningPackage();
mImmersiveModeConfirmation.immersiveModeChangedLw(pkg, newImmersiveMode,
mService.mPolicy.isUserSetupComplete(),
isNavBarEmpty(win.getSystemUiVisibility()));
}
vis = mNavigationBarController.updateVisibilityLw(transientNavBarAllowed, oldVis, vis);
final WindowState navColorWin = chooseNavigationColorWindowLw(
mTopFullscreenOpaqueWindowState, mTopFullscreenOpaqueOrDimmingWindowState,
mDisplayContent.mInputMethodWindow, mNavigationBarPosition);
vis = updateLightNavigationBarLw(vis, mTopFullscreenOpaqueWindowState,
mTopFullscreenOpaqueOrDimmingWindowState,
mDisplayContent.mInputMethodWindow, navColorWin);
// Navbar color is controlled by the IME.
final boolean isManagedByIme =
navColorWin != null && navColorWin == mDisplayContent.mInputMethodWindow;
return Pair.create(vis, isManagedByIme);
}
private boolean drawsBarBackground(int vis, WindowState win, BarController controller,
int translucentFlag) {
if (!controller.isTransparentAllowed(win)) {
return false;
}
if (win == null) {
return true;
}
final boolean drawsSystemBars =
(win.getAttrs().flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0;
final boolean forceDrawsSystemBars =
(win.getAttrs().privateFlags & PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS) != 0;
return forceDrawsSystemBars || drawsSystemBars && (vis & translucentFlag) == 0;
}
private boolean drawsStatusBarBackground(int vis, WindowState win) {
return drawsBarBackground(vis, win, mStatusBarController, FLAG_TRANSLUCENT_STATUS);
}
private boolean drawsNavigationBarBackground(int vis, WindowState win) {
return drawsBarBackground(vis, win, mNavigationBarController, FLAG_TRANSLUCENT_NAVIGATION);
}
/**
* @return the current visibility flags with the nav-bar opacity related flags toggled based
* on the nav bar opacity rules chosen by {@link #mNavBarOpacityMode}.
*/
private int configureNavBarOpacity(int visibility, boolean dockedStackVisible,
boolean freeformStackVisible, boolean isDockedDividerResizing,
boolean fullscreenDrawsBackground, boolean dockedDrawsNavigationBarBackground) {
if (mNavBarOpacityMode == NAV_BAR_FORCE_TRANSPARENT) {
if (fullscreenDrawsBackground && dockedDrawsNavigationBarBackground) {
visibility = setNavBarTransparentFlag(visibility);
} else if (dockedStackVisible) {
visibility = setNavBarOpaqueFlag(visibility);
}
} else if (mNavBarOpacityMode == NAV_BAR_OPAQUE_WHEN_FREEFORM_OR_DOCKED) {
if (dockedStackVisible || freeformStackVisible || isDockedDividerResizing) {
visibility = setNavBarOpaqueFlag(visibility);
} else if (fullscreenDrawsBackground) {
visibility = setNavBarTransparentFlag(visibility);
}
} else if (mNavBarOpacityMode == NAV_BAR_TRANSLUCENT_WHEN_FREEFORM_OPAQUE_OTHERWISE) {
if (isDockedDividerResizing) {
visibility = setNavBarOpaqueFlag(visibility);
} else if (freeformStackVisible) {
visibility = setNavBarTranslucentFlag(visibility);
} else {
visibility = setNavBarOpaqueFlag(visibility);
}
}
return visibility;
}
private int setNavBarOpaqueFlag(int visibility) {
return visibility & ~(View.NAVIGATION_BAR_TRANSLUCENT | View.NAVIGATION_BAR_TRANSPARENT);
}
private int setNavBarTranslucentFlag(int visibility) {
visibility &= ~View.NAVIGATION_BAR_TRANSPARENT;
return visibility | View.NAVIGATION_BAR_TRANSLUCENT;
}
private int setNavBarTransparentFlag(int visibility) {
visibility &= ~View.NAVIGATION_BAR_TRANSLUCENT;
return visibility | View.NAVIGATION_BAR_TRANSPARENT;
}
private void clearClearableFlagsLw() {
int newVal = mResettingSystemUiFlags | View.SYSTEM_UI_CLEARABLE_FLAGS;
if (newVal != mResettingSystemUiFlags) {
mResettingSystemUiFlags = newVal;
mDisplayContent.reevaluateStatusBarVisibility();
}
}
private boolean isImmersiveMode(int vis) {
final int flags = View.SYSTEM_UI_FLAG_IMMERSIVE | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
return mNavigationBar != null
&& (vis & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) != 0
&& (vis & flags) != 0
&& canHideNavigationBar();
}
/**
* @return whether the navigation bar can be hidden, e.g. the device has a navigation bar
*/
private boolean canHideNavigationBar() {
return hasNavigationBar();
}
private static boolean isNavBarEmpty(int systemUiFlags) {
final int disableNavigationBar = (View.STATUS_BAR_DISABLE_HOME
| View.STATUS_BAR_DISABLE_BACK
| View.STATUS_BAR_DISABLE_RECENT);
return (systemUiFlags & disableNavigationBar) == disableNavigationBar;
}
boolean shouldRotateSeamlessly(DisplayRotation displayRotation, int oldRotation,
int newRotation) {
// For the upside down rotation we don't rotate seamlessly as the navigation
// bar moves position.
// Note most apps (using orientation:sensor or user as opposed to fullSensor)
// will not enter the reverse portrait orientation, so actually the
// orientation won't change at all.
if (oldRotation == displayRotation.getUpsideDownRotation()
|| newRotation == displayRotation.getUpsideDownRotation()) {
return false;
}
// If the navigation bar can't change sides, then it will
// jump when we change orientations and we don't rotate
// seamlessly - unless that is allowed, eg. with gesture
// navigation where the navbar is low-profile enough that this isn't very noticeable.
if (!navigationBarCanMove() && !mAllowSeamlessRotationDespiteNavBarMoving) {
return false;
}
final WindowState w = mTopFullscreenOpaqueWindowState;
if (w == null || w != mFocusedWindow) {
return false;
}
// If the bounds of activity window is different from its parent, then reject to be seamless
// because the window position may change after rotation that will look like a sudden jump.
if (w.mAppToken != null && !w.mAppToken.matchParentBounds()) {
return false;
}
// We only enable seamless rotation if the top window has requested
// it and is in the fullscreen opaque state. Seamless rotation
// requires freezing various Surface states and won't work well
// with animations, so we disable it in the animation case for now.
if (!w.isAnimatingLw() && w.getAttrs().rotationAnimation == ROTATION_ANIMATION_SEAMLESS) {
return true;
}
return false;
}
private final Runnable mHiddenNavPanic = new Runnable() {
@Override
public void run() {
synchronized (mLock) {
if (!mService.mPolicy.isUserSetupComplete()) {
// Swipe-up for navigation bar is disabled during setup
return;
}
mPendingPanicGestureUptime = SystemClock.uptimeMillis();
if (!isNavBarEmpty(mLastSystemUiFlags)) {
mNavigationBarController.showTransient();
}
}
}
};
void onPowerKeyDown(boolean isScreenOn) {
// Detect user pressing the power button in panic when an application has
// taken over the whole screen.
boolean panic = mImmersiveModeConfirmation.onPowerKeyDown(isScreenOn,
SystemClock.elapsedRealtime(), isImmersiveMode(mLastSystemUiFlags),
isNavBarEmpty(mLastSystemUiFlags));
if (panic) {
mHandler.post(mHiddenNavPanic);
}
}
void onVrStateChangedLw(boolean enabled) {
mImmersiveModeConfirmation.onVrStateChangedLw(enabled);
}
/**
* Called when the state of lock task mode changes. This should be used to disable immersive
* mode confirmation.
*
* @param lockTaskState the new lock task mode state. One of
* {@link ActivityManager#LOCK_TASK_MODE_NONE},
* {@link ActivityManager#LOCK_TASK_MODE_LOCKED},
* {@link ActivityManager#LOCK_TASK_MODE_PINNED}.
*/
public void onLockTaskStateChangedLw(int lockTaskState) {
mImmersiveModeConfirmation.onLockTaskModeChangedLw(lockTaskState);
}
/**
* Request a screenshot be taken.
*
* @param screenshotType The type of screenshot, for example either
* {@link WindowManager#TAKE_SCREENSHOT_FULLSCREEN} or
* {@link WindowManager#TAKE_SCREENSHOT_SELECTED_REGION}
*/
public void takeScreenshot(int screenshotType) {
if (mScreenshotHelper != null) {
mScreenshotHelper.takeScreenshot(screenshotType,
mStatusBar != null && mStatusBar.isVisibleLw(),
mNavigationBar != null && mNavigationBar.isVisibleLw(), mHandler);
}
}
RefreshRatePolicy getRefreshRatePolicy() {
return mRefreshRatePolicy;
}
void dump(String prefix, PrintWriter pw) {
pw.print(prefix); pw.print("DisplayPolicy");
prefix += " ";
pw.print(prefix);
pw.print("mCarDockEnablesAccelerometer="); pw.print(mCarDockEnablesAccelerometer);
pw.print(" mDeskDockEnablesAccelerometer=");
pw.println(mDeskDockEnablesAccelerometer);
pw.print(prefix); pw.print("mDockMode="); pw.print(Intent.dockStateToString(mDockMode));
pw.print(" mLidState="); pw.println(WindowManagerFuncs.lidStateToString(mLidState));
pw.print(prefix); pw.print("mAwake="); pw.print(mAwake);
pw.print(" mScreenOnEarly="); pw.print(mScreenOnEarly);
pw.print(" mScreenOnFully="); pw.println(mScreenOnFully);
pw.print(prefix); pw.print("mKeyguardDrawComplete="); pw.print(mKeyguardDrawComplete);
pw.print(" mWindowManagerDrawComplete="); pw.println(mWindowManagerDrawComplete);
pw.print(prefix); pw.print("mHdmiPlugged="); pw.println(mHdmiPlugged);
if (mLastSystemUiFlags != 0 || mResettingSystemUiFlags != 0
|| mForceClearedSystemUiFlags != 0) {
pw.print(prefix); pw.print("mLastSystemUiFlags=0x");
pw.print(Integer.toHexString(mLastSystemUiFlags));
pw.print(" mResettingSystemUiFlags=0x");
pw.print(Integer.toHexString(mResettingSystemUiFlags));
pw.print(" mForceClearedSystemUiFlags=0x");
pw.println(Integer.toHexString(mForceClearedSystemUiFlags));
}
if (mLastFocusNeedsMenu) {
pw.print(prefix); pw.print("mLastFocusNeedsMenu="); pw.println(mLastFocusNeedsMenu);
}
pw.print(prefix); pw.print("mShowingDream="); pw.print(mShowingDream);
pw.print(" mDreamingLockscreen="); pw.print(mDreamingLockscreen);
pw.print(" mDreamingSleepToken="); pw.println(mDreamingSleepToken);
if (mStatusBar != null) {
pw.print(prefix); pw.print("mStatusBar="); pw.print(mStatusBar);
pw.print(" isStatusBarKeyguard="); pw.println(isStatusBarKeyguard());
}
if (mNavigationBar != null) {
pw.print(prefix); pw.print("mNavigationBar="); pw.println(mNavigationBar);
pw.print(prefix); pw.print("mNavBarOpacityMode="); pw.println(mNavBarOpacityMode);
pw.print(prefix); pw.print("mNavigationBarCanMove="); pw.println(mNavigationBarCanMove);
pw.print(prefix); pw.print("mNavigationBarPosition=");
pw.println(mNavigationBarPosition);
}
if (mFocusedWindow != null) {
pw.print(prefix); pw.print("mFocusedWindow="); pw.println(mFocusedWindow);
}
if (mFocusedApp != null) {
pw.print(prefix); pw.print("mFocusedApp="); pw.println(mFocusedApp);
}
if (mTopFullscreenOpaqueWindowState != null) {
pw.print(prefix); pw.print("mTopFullscreenOpaqueWindowState=");
pw.println(mTopFullscreenOpaqueWindowState);
}
if (mTopFullscreenOpaqueOrDimmingWindowState != null) {
pw.print(prefix); pw.print("mTopFullscreenOpaqueOrDimmingWindowState=");
pw.println(mTopFullscreenOpaqueOrDimmingWindowState);
}
if (mForcingShowNavBar) {
pw.print(prefix); pw.print("mForcingShowNavBar="); pw.println(mForcingShowNavBar);
pw.print(prefix); pw.print("mForcingShowNavBarLayer=");
pw.println(mForcingShowNavBarLayer);
}
pw.print(prefix); pw.print("mTopIsFullscreen="); pw.print(mTopIsFullscreen);
pw.print(prefix); pw.print("mForceStatusBar="); pw.print(mForceStatusBar);
pw.print(" mForceStatusBarFromKeyguard="); pw.println(mForceStatusBarFromKeyguard);
pw.print(" mForceShowSystemBarsFromExternal=");
pw.println(mForceShowSystemBarsFromExternal);
pw.print(prefix); pw.print("mAllowLockscreenWhenOn="); pw.println(mAllowLockscreenWhenOn);
mStatusBarController.dump(pw, prefix);
mNavigationBarController.dump(pw, prefix);
pw.print(prefix); pw.println("Looper state:");
mHandler.getLooper().dump(new PrintWriterPrinter(pw), prefix + " ");
}
private boolean supportsPointerLocation() {
return mDisplayContent.isDefaultDisplay || !mDisplayContent.isPrivate();
}
void setPointerLocationEnabled(boolean pointerLocationEnabled) {
if (!supportsPointerLocation()) {
return;
}
mHandler.sendEmptyMessage(pointerLocationEnabled
? MSG_ENABLE_POINTER_LOCATION : MSG_DISABLE_POINTER_LOCATION);
}
private void enablePointerLocation() {
if (mPointerLocationView != null) {
return;
}
mPointerLocationView = new PointerLocationView(mContext);
mPointerLocationView.setPrintCoords(false);
final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
WindowManager.LayoutParams.MATCH_PARENT,
WindowManager.LayoutParams.MATCH_PARENT);
lp.type = WindowManager.LayoutParams.TYPE_SECURE_SYSTEM_OVERLAY;
lp.flags = WindowManager.LayoutParams.FLAG_FULLSCREEN
| WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
| WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
| WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;
lp.layoutInDisplayCutoutMode = LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
if (ActivityManager.isHighEndGfx()) {
lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
lp.privateFlags |=
WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_HARDWARE_ACCELERATED;
}
lp.format = PixelFormat.TRANSLUCENT;
lp.setTitle("PointerLocation - display " + getDisplayId());
lp.inputFeatures |= WindowManager.LayoutParams.INPUT_FEATURE_NO_INPUT_CHANNEL;
final WindowManager wm = mContext.getSystemService(WindowManager.class);
wm.addView(mPointerLocationView, lp);
mDisplayContent.registerPointerEventListener(mPointerLocationView);
}
private void disablePointerLocation() {
if (mPointerLocationView == null) {
return;
}
mDisplayContent.unregisterPointerEventListener(mPointerLocationView);
final WindowManager wm = mContext.getSystemService(WindowManager.class);
wm.removeView(mPointerLocationView);
mPointerLocationView = null;
}
}