PhoneWindowManager.java revision 9630704ed3b265f008a8f64ec60a33cf9dcd3345 
1/*
2 *
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *      http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16package com.android.internal.policy.impl;
17
18import android.app.ActivityManager;
19import android.app.ActivityManagerNative;
20import android.app.IUiModeManager;
21import android.app.ProgressDialog;
22import android.app.SearchManager;
23import android.app.UiModeManager;
24import android.content.ActivityNotFoundException;
25import android.content.BroadcastReceiver;
26import android.content.ComponentName;
27import android.content.ContentResolver;
28import android.content.Context;
29import android.content.Intent;
30import android.content.IntentFilter;
31import android.content.ServiceConnection;
32import android.content.pm.ActivityInfo;
33import android.content.pm.PackageManager;
34import android.content.res.CompatibilityInfo;
35import android.content.res.Configuration;
36import android.content.res.Resources;
37import android.content.res.TypedArray;
38import android.database.ContentObserver;
39import android.graphics.PixelFormat;
40import android.graphics.Rect;
41import android.media.AudioManager;
42import android.media.IAudioService;
43import android.os.BatteryManager;
44import android.os.Bundle;
45import android.os.Handler;
46import android.os.IBinder;
47import android.os.IRemoteCallback;
48import android.os.Looper;
49import android.os.Message;
50import android.os.Messenger;
51import android.os.PowerManager;
52import android.os.RemoteException;
53import android.os.ServiceManager;
54import android.os.SystemClock;
55import android.os.SystemProperties;
56import android.os.UEventObserver;
57import android.os.UserId;
58import android.os.Vibrator;
59import android.provider.Settings;
60
61import com.android.internal.R;
62import com.android.internal.policy.PolicyManager;
63import com.android.internal.statusbar.IStatusBarService;
64import com.android.internal.telephony.ITelephony;
65import com.android.internal.widget.PointerLocationView;
66
67import android.service.dreams.IDreamManager;
68import android.util.DisplayMetrics;
69import android.util.EventLog;
70import android.util.Log;
71import android.util.Slog;
72import android.util.SparseArray;
73import android.view.Display;
74import android.view.Gravity;
75import android.view.HapticFeedbackConstants;
76import android.view.IApplicationToken;
77import android.view.IWindowManager;
78import android.view.InputChannel;
79import android.view.InputDevice;
80import android.view.InputEvent;
81import android.view.InputEventReceiver;
82import android.view.KeyCharacterMap;
83import android.view.KeyEvent;
84import android.view.MotionEvent;
85import android.view.WindowOrientationListener;
86import android.view.Surface;
87import android.view.View;
88import android.view.ViewConfiguration;
89import android.view.Window;
90import android.view.WindowManager;
91import static android.view.WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW;
92import static android.view.WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN;
93import static android.view.WindowManager.LayoutParams.FLAG_FULLSCREEN;
94import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;
95import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR;
96import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS;
97import static android.view.WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED;
98import static android.view.WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD;
99import static android.view.WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON;
100import static android.view.WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST;
101import static android.view.WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
102import static android.view.WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
103import static android.view.WindowManager.LayoutParams.LAST_APPLICATION_WINDOW;
104import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_MEDIA;
105import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_MEDIA_OVERLAY;
106import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_PANEL;
107import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_SUB_PANEL;
108import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_ATTACHED_DIALOG;
109import static android.view.WindowManager.LayoutParams.TYPE_DRAG;
110import static android.view.WindowManager.LayoutParams.TYPE_DREAM;
111import static android.view.WindowManager.LayoutParams.TYPE_HIDDEN_NAV_CONSUMER;
112import static android.view.WindowManager.LayoutParams.TYPE_KEYGUARD;
113import static android.view.WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG;
114import static android.view.WindowManager.LayoutParams.TYPE_PHONE;
115import static android.view.WindowManager.LayoutParams.TYPE_PRIORITY_PHONE;
116import static android.view.WindowManager.LayoutParams.TYPE_SEARCH_BAR;
117import static android.view.WindowManager.LayoutParams.TYPE_SECURE_SYSTEM_OVERLAY;
118import static android.view.WindowManager.LayoutParams.TYPE_STATUS_BAR;
119import static android.view.WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL;
120import static android.view.WindowManager.LayoutParams.TYPE_STATUS_BAR_SUB_PANEL;
121import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG;
122import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_ALERT;
123import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_ERROR;
124import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD;
125import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG;
126import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_OVERLAY;
127import static android.view.WindowManager.LayoutParams.TYPE_TOAST;
128import static android.view.WindowManager.LayoutParams.TYPE_UNIVERSE_BACKGROUND;
129import static android.view.WindowManager.LayoutParams.TYPE_VOLUME_OVERLAY;
130import static android.view.WindowManager.LayoutParams.TYPE_WALLPAPER;
131import static android.view.WindowManager.LayoutParams.TYPE_POINTER;
132import static android.view.WindowManager.LayoutParams.TYPE_NAVIGATION_BAR;
133import static android.view.WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL;
134import static android.view.WindowManager.LayoutParams.TYPE_BOOT_PROGRESS;
135import android.view.WindowManagerImpl;
136import android.view.WindowManagerPolicy;
137import static android.view.WindowManagerPolicy.WindowManagerFuncs.LID_ABSENT;
138import static android.view.WindowManagerPolicy.WindowManagerFuncs.LID_OPEN;
139import static android.view.WindowManagerPolicy.WindowManagerFuncs.LID_CLOSED;
140import android.view.KeyCharacterMap.FallbackAction;
141import android.view.accessibility.AccessibilityEvent;
142import android.view.animation.Animation;
143import android.view.animation.AnimationUtils;
144
145import java.io.File;
146import java.io.FileReader;
147import java.io.IOException;
148import java.io.PrintWriter;
149
150/**
151 * WindowManagerPolicy implementation for the Android phone UI.  This
152 * introduces a new method suffix, Lp, for an internal lock of the
153 * PhoneWindowManager.  This is used to protect some internal state, and
154 * can be acquired with either thw Lw and Li lock held, so has the restrictions
155 * of both of those when held.
156 */
157public class PhoneWindowManager implements WindowManagerPolicy {
158    static final String TAG = "WindowManager";
159    static final boolean DEBUG = false;
160    static final boolean localLOGV = false;
161    static final boolean DEBUG_LAYOUT = false;
162    static final boolean DEBUG_INPUT = false;
163    static final boolean DEBUG_STARTING_WINDOW = false;
164    static final boolean SHOW_STARTING_ANIMATIONS = true;
165    static final boolean SHOW_PROCESSES_ON_ALT_MENU = false;
166
167    // Whether to allow dock apps with METADATA_DOCK_HOME to temporarily take over the Home key.
168    // No longer recommended for desk docks; still useful in car docks.
169    static final boolean ENABLE_CAR_DOCK_HOME_CAPTURE = true;
170    static final boolean ENABLE_DESK_DOCK_HOME_CAPTURE = false;
171
172    static final int LONG_PRESS_POWER_NOTHING = 0;
173    static final int LONG_PRESS_POWER_GLOBAL_ACTIONS = 1;
174    static final int LONG_PRESS_POWER_SHUT_OFF = 2;
175
176    // These need to match the documentation/constant in
177    // core/res/res/values/config.xml
178    static final int LONG_PRESS_HOME_NOTHING = 0;
179    static final int LONG_PRESS_HOME_RECENT_DIALOG = 1;
180    static final int LONG_PRESS_HOME_RECENT_SYSTEM_UI = 2;
181
182    // wallpaper is at the bottom, though the window manager may move it.
183    static final int UNIVERSE_BACKGROUND_LAYER = 1;
184    static final int WALLPAPER_LAYER = 2;
185    static final int APPLICATION_LAYER = 2;
186    static final int PHONE_LAYER = 3;
187    static final int SEARCH_BAR_LAYER = 4;
188    static final int SYSTEM_DIALOG_LAYER = 5;
189    // toasts and the plugged-in battery thing
190    static final int TOAST_LAYER = 6;
191    // SIM errors and unlock.  Not sure if this really should be in a high layer.
192    static final int PRIORITY_PHONE_LAYER = 7;
193    // like the ANR / app crashed dialogs
194    static final int SYSTEM_ALERT_LAYER = 8;
195    // on-screen keyboards and other such input method user interfaces go here.
196    static final int INPUT_METHOD_LAYER = 9;
197    // on-screen keyboards and other such input method user interfaces go here.
198    static final int INPUT_METHOD_DIALOG_LAYER = 10;
199    // the keyguard; nothing on top of these can take focus, since they are
200    // responsible for power management when displayed.
201    static final int KEYGUARD_LAYER = 11;
202    static final int KEYGUARD_DIALOG_LAYER = 12;
203    // used for Dreams (screensavers with TYPE_DREAM windows)
204    static final int SCREENSAVER_LAYER = 13;
205    static final int STATUS_BAR_SUB_PANEL_LAYER = 14;
206    static final int STATUS_BAR_LAYER = 15;
207    static final int STATUS_BAR_PANEL_LAYER = 16;
208    // the on-screen volume indicator and controller shown when the user
209    // changes the device volume
210    static final int VOLUME_OVERLAY_LAYER = 17;
211    // things in here CAN NOT take focus, but are shown on top of everything else.
212    static final int SYSTEM_OVERLAY_LAYER = 18;
213    // the navigation bar, if available, shows atop most things
214    static final int NAVIGATION_BAR_LAYER = 19;
215    // some panels (e.g. search) need to show on top of the navigation bar
216    static final int NAVIGATION_BAR_PANEL_LAYER = 20;
217    // system-level error dialogs
218    static final int SYSTEM_ERROR_LAYER = 21;
219    // the drag layer: input for drag-and-drop is associated with this window,
220    // which sits above all other focusable windows
221    static final int DRAG_LAYER = 22;
222    static final int SECURE_SYSTEM_OVERLAY_LAYER = 23;
223    static final int BOOT_PROGRESS_LAYER = 24;
224    // the (mouse) pointer layer
225    static final int POINTER_LAYER = 25;
226    static final int HIDDEN_NAV_CONSUMER_LAYER = 26;
227
228    static final int APPLICATION_MEDIA_SUBLAYER = -2;
229    static final int APPLICATION_MEDIA_OVERLAY_SUBLAYER = -1;
230    static final int APPLICATION_PANEL_SUBLAYER = 1;
231    static final int APPLICATION_SUB_PANEL_SUBLAYER = 2;
232
233    static public final String SYSTEM_DIALOG_REASON_KEY = "reason";
234    static public final String SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS = "globalactions";
235    static public final String SYSTEM_DIALOG_REASON_RECENT_APPS = "recentapps";
236    static public final String SYSTEM_DIALOG_REASON_HOME_KEY = "homekey";
237    static public final String SYSTEM_DIALOG_REASON_ASSIST = "assist";
238
239    /**
240     * These are the system UI flags that, when changing, can cause the layout
241     * of the screen to change.
242     */
243    static final int SYSTEM_UI_CHANGING_LAYOUT =
244            View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_FULLSCREEN;
245
246    /* Table of Application Launch keys.  Maps from key codes to intent categories.
247     *
248     * These are special keys that are used to launch particular kinds of applications,
249     * such as a web browser.  HID defines nearly a hundred of them in the Consumer (0x0C)
250     * usage page.  We don't support quite that many yet...
251     */
252    static SparseArray<String> sApplicationLaunchKeyCategories;
253    static {
254        sApplicationLaunchKeyCategories = new SparseArray<String>();
255        sApplicationLaunchKeyCategories.append(
256                KeyEvent.KEYCODE_EXPLORER, Intent.CATEGORY_APP_BROWSER);
257        sApplicationLaunchKeyCategories.append(
258                KeyEvent.KEYCODE_ENVELOPE, Intent.CATEGORY_APP_EMAIL);
259        sApplicationLaunchKeyCategories.append(
260                KeyEvent.KEYCODE_CONTACTS, Intent.CATEGORY_APP_CONTACTS);
261        sApplicationLaunchKeyCategories.append(
262                KeyEvent.KEYCODE_CALENDAR, Intent.CATEGORY_APP_CALENDAR);
263        sApplicationLaunchKeyCategories.append(
264                KeyEvent.KEYCODE_MUSIC, Intent.CATEGORY_APP_MUSIC);
265        sApplicationLaunchKeyCategories.append(
266                KeyEvent.KEYCODE_CALCULATOR, Intent.CATEGORY_APP_CALCULATOR);
267    }
268
269    /**
270     * Lock protecting internal state.  Must not call out into window
271     * manager with lock held.  (This lock will be acquired in places
272     * where the window manager is calling in with its own lock held.)
273     */
274    final Object mLock = new Object();
275
276    Context mContext;
277    IWindowManager mWindowManager;
278    WindowManagerFuncs mWindowManagerFuncs;
279    PowerManager mPowerManager;
280    IStatusBarService mStatusBarService;
281    final Object mServiceAquireLock = new Object();
282    Vibrator mVibrator; // Vibrator for giving feedback of orientation changes
283    SearchManager mSearchManager;
284
285    // Vibrator pattern for haptic feedback of a long press.
286    long[] mLongPressVibePattern;
287
288    // Vibrator pattern for haptic feedback of virtual key press.
289    long[] mVirtualKeyVibePattern;
290
291    // Vibrator pattern for a short vibration.
292    long[] mKeyboardTapVibePattern;
293
294    // Vibrator pattern for haptic feedback during boot when safe mode is disabled.
295    long[] mSafeModeDisabledVibePattern;
296
297    // Vibrator pattern for haptic feedback during boot when safe mode is enabled.
298    long[] mSafeModeEnabledVibePattern;
299
300    /** If true, hitting shift & menu will broadcast Intent.ACTION_BUG_REPORT */
301    boolean mEnableShiftMenuBugReports = false;
302
303    boolean mHeadless;
304    boolean mSafeMode;
305    WindowState mStatusBar = null;
306    boolean mHasSystemNavBar;
307    int mStatusBarHeight;
308    WindowState mNavigationBar = null;
309    boolean mHasNavigationBar = false;
310    boolean mCanHideNavigationBar = false;
311    boolean mNavigationBarCanMove = false; // can the navigation bar ever move to the side?
312    boolean mNavigationBarOnBottom = true; // is the navigation bar on the bottom *right now*?
313    int[] mNavigationBarHeightForRotation = new int[4];
314    int[] mNavigationBarWidthForRotation = new int[4];
315
316    WindowState mKeyguard = null;
317    KeyguardViewMediator mKeyguardMediator;
318    GlobalActions mGlobalActions;
319    volatile boolean mPowerKeyHandled; // accessed from input reader and handler thread
320    boolean mPendingPowerKeyUpCanceled;
321    Handler mHandler;
322    WindowState mLastInputMethodWindow = null;
323    WindowState mLastInputMethodTargetWindow = null;
324
325    static final int RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS = 0;
326    static final int RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW = 1;
327    static final int RECENT_APPS_BEHAVIOR_DISMISS = 2;
328    static final int RECENT_APPS_BEHAVIOR_DISMISS_AND_SWITCH = 3;
329
330    RecentApplicationsDialog mRecentAppsDialog;
331    int mRecentAppsDialogHeldModifiers;
332    boolean mLanguageSwitchKeyPressed;
333
334    int mLidState = LID_ABSENT;
335    boolean mHaveBuiltInKeyboard;
336
337    boolean mSystemReady;
338    boolean mSystemBooted;
339    boolean mHdmiPlugged;
340    int mUiMode;
341    int mDockMode = Intent.EXTRA_DOCK_STATE_UNDOCKED;
342    int mLidOpenRotation;
343    int mCarDockRotation;
344    int mDeskDockRotation;
345    int mHdmiRotation;
346
347    int mUserRotationMode = WindowManagerPolicy.USER_ROTATION_FREE;
348    int mUserRotation = Surface.ROTATION_0;
349    boolean mAccelerometerDefault;
350
351    int mAllowAllRotations = -1;
352    boolean mCarDockEnablesAccelerometer;
353    boolean mDeskDockEnablesAccelerometer;
354    int mLidKeyboardAccessibility;
355    int mLidNavigationAccessibility;
356    boolean mLidControlsSleep;
357    int mLongPressOnPowerBehavior = -1;
358    boolean mScreenOnEarly = false;
359    boolean mScreenOnFully = false;
360    boolean mOrientationSensorEnabled = false;
361    int mLastSensorRotation = -1;
362    int mCurrentAppOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED;
363    boolean mHasSoftInput = false;
364
365    int mPointerLocationMode = 0; // guarded by mLock
366
367    // The last window we were told about in focusChanged.
368    WindowState mFocusedWindow;
369    IApplicationToken mFocusedApp;
370
371    private static final class PointerLocationInputEventReceiver extends InputEventReceiver {
372        private final PointerLocationView mView;
373
374        public PointerLocationInputEventReceiver(InputChannel inputChannel, Looper looper,
375                PointerLocationView view) {
376            super(inputChannel, looper);
377            mView = view;
378        }
379
380        @Override
381        public void onInputEvent(InputEvent event) {
382            boolean handled = false;
383            try {
384                if (event instanceof MotionEvent
385                        && (event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
386                    final MotionEvent motionEvent = (MotionEvent)event;
387                    mView.addPointerEvent(motionEvent);
388                    handled = true;
389                }
390            } finally {
391                finishInputEvent(event, handled);
392            }
393        }
394    }
395
396    // Pointer location view state, only modified on the mHandler Looper.
397    PointerLocationInputEventReceiver mPointerLocationInputEventReceiver;
398    PointerLocationView mPointerLocationView;
399    InputChannel mPointerLocationInputChannel;
400
401    // The current size of the screen; really; (ir)regardless of whether the status
402    // bar can be hidden or not
403    int mUnrestrictedScreenLeft, mUnrestrictedScreenTop;
404    int mUnrestrictedScreenWidth, mUnrestrictedScreenHeight;
405    // The current size of the screen; these may be different than (0,0)-(dw,dh)
406    // if the status bar can't be hidden; in that case it effectively carves out
407    // that area of the display from all other windows.
408    int mRestrictedScreenLeft, mRestrictedScreenTop;
409    int mRestrictedScreenWidth, mRestrictedScreenHeight;
410    // During layout, the current screen borders accounting for any currently
411    // visible system UI elements.
412    int mSystemLeft, mSystemTop, mSystemRight, mSystemBottom;
413    // For applications requesting stable content insets, these are them.
414    int mStableLeft, mStableTop, mStableRight, mStableBottom;
415    // For applications requesting stable content insets but have also set the
416    // fullscreen window flag, these are the stable dimensions without the status bar.
417    int mStableFullscreenLeft, mStableFullscreenTop;
418    int mStableFullscreenRight, mStableFullscreenBottom;
419    // During layout, the current screen borders with all outer decoration
420    // (status bar, input method dock) accounted for.
421    int mCurLeft, mCurTop, mCurRight, mCurBottom;
422    // During layout, the frame in which content should be displayed
423    // to the user, accounting for all screen decoration except for any
424    // space they deem as available for other content.  This is usually
425    // the same as mCur*, but may be larger if the screen decor has supplied
426    // content insets.
427    int mContentLeft, mContentTop, mContentRight, mContentBottom;
428    // During layout, the current screen borders along which input method
429    // windows are placed.
430    int mDockLeft, mDockTop, mDockRight, mDockBottom;
431    // During layout, the layer at which the doc window is placed.
432    int mDockLayer;
433    // During layout, this is the layer of the status bar.
434    int mStatusBarLayer;
435    int mLastSystemUiFlags;
436    // Bits that we are in the process of clearing, so we want to prevent
437    // them from being set by applications until everything has been updated
438    // to have them clear.
439    int mResettingSystemUiFlags = 0;
440    // Bits that we are currently always keeping cleared.
441    int mForceClearedSystemUiFlags = 0;
442    // What we last reported to system UI about whether the compatibility
443    // menu needs to be displayed.
444    boolean mLastFocusNeedsMenu = false;
445
446    FakeWindow mHideNavFakeWindow = null;
447
448    static final Rect mTmpParentFrame = new Rect();
449    static final Rect mTmpDisplayFrame = new Rect();
450    static final Rect mTmpContentFrame = new Rect();
451    static final Rect mTmpVisibleFrame = new Rect();
452    static final Rect mTmpNavigationFrame = new Rect();
453
454    WindowState mTopFullscreenOpaqueWindowState;
455    boolean mTopIsFullscreen;
456    boolean mForceStatusBar;
457    boolean mHideLockScreen;
458    boolean mDismissKeyguard;
459    boolean mHomePressed;
460    boolean mHomeLongPressed;
461    Intent mHomeIntent;
462    Intent mCarDockIntent;
463    Intent mDeskDockIntent;
464    boolean mSearchKeyShortcutPending;
465    boolean mConsumeSearchKeyUp;
466    boolean mAssistKeyLongPressed;
467
468    // support for activating the lock screen while the screen is on
469    boolean mAllowLockscreenWhenOn;
470    int mLockScreenTimeout;
471    boolean mLockScreenTimerActive;
472
473    // Behavior of ENDCALL Button.  (See Settings.System.END_BUTTON_BEHAVIOR.)
474    int mEndcallBehavior;
475
476    // Behavior of POWER button while in-call and screen on.
477    // (See Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR.)
478    int mIncallPowerBehavior;
479
480    Display mDisplay;
481
482    int mLandscapeRotation = 0;  // default landscape rotation
483    int mSeascapeRotation = 0;   // "other" landscape rotation, 180 degrees from mLandscapeRotation
484    int mPortraitRotation = 0;   // default portrait rotation
485    int mUpsideDownRotation = 0; // "other" portrait rotation
486
487    // What we do when the user long presses on home
488    private int mLongPressOnHomeBehavior = -1;
489
490    // Screenshot trigger states
491    // Time to volume and power must be pressed within this interval of each other.
492    private static final long SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS = 150;
493    private boolean mScreenshotChordEnabled;
494    private boolean mVolumeDownKeyTriggered;
495    private long mVolumeDownKeyTime;
496    private boolean mVolumeDownKeyConsumedByScreenshotChord;
497    private boolean mVolumeUpKeyTriggered;
498    private boolean mPowerKeyTriggered;
499    private long mPowerKeyTime;
500
501    ShortcutManager mShortcutManager;
502    PowerManager.WakeLock mBroadcastWakeLock;
503    boolean mHavePendingMediaKeyRepeatWithWakeLock;
504
505    // Fallback actions by key code.
506    private final SparseArray<KeyCharacterMap.FallbackAction> mFallbackActions =
507            new SparseArray<KeyCharacterMap.FallbackAction>();
508
509    private static final int MSG_ENABLE_POINTER_LOCATION = 1;
510    private static final int MSG_DISABLE_POINTER_LOCATION = 2;
511    private static final int MSG_DISPATCH_MEDIA_KEY_WITH_WAKE_LOCK = 3;
512    private static final int MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK = 4;
513
514    private class PolicyHandler extends Handler {
515        @Override
516        public void handleMessage(Message msg) {
517            switch (msg.what) {
518                case MSG_ENABLE_POINTER_LOCATION:
519                    enablePointerLocation();
520                    break;
521                case MSG_DISABLE_POINTER_LOCATION:
522                    disablePointerLocation();
523                    break;
524                case MSG_DISPATCH_MEDIA_KEY_WITH_WAKE_LOCK:
525                    dispatchMediaKeyWithWakeLock((KeyEvent)msg.obj);
526                    break;
527                case MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK:
528                    dispatchMediaKeyRepeatWithWakeLock((KeyEvent)msg.obj);
529                    break;
530            }
531        }
532    }
533
534    private UEventObserver mHDMIObserver = new UEventObserver() {
535        @Override
536        public void onUEvent(UEventObserver.UEvent event) {
537            setHdmiPlugged("1".equals(event.get("SWITCH_STATE")));
538        }
539    };
540
541    class SettingsObserver extends ContentObserver {
542        SettingsObserver(Handler handler) {
543            super(handler);
544        }
545
546        void observe() {
547            ContentResolver resolver = mContext.getContentResolver();
548            resolver.registerContentObserver(Settings.System.getUriFor(
549                    Settings.System.END_BUTTON_BEHAVIOR), false, this);
550            resolver.registerContentObserver(Settings.Secure.getUriFor(
551                    Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR), false, this);
552            resolver.registerContentObserver(Settings.System.getUriFor(
553                    Settings.System.ACCELEROMETER_ROTATION), false, this);
554            resolver.registerContentObserver(Settings.System.getUriFor(
555                    Settings.System.USER_ROTATION), false, this);
556            resolver.registerContentObserver(Settings.System.getUriFor(
557                    Settings.System.SCREEN_OFF_TIMEOUT), false, this);
558            resolver.registerContentObserver(Settings.System.getUriFor(
559                    Settings.System.POINTER_LOCATION), false, this);
560            resolver.registerContentObserver(Settings.Secure.getUriFor(
561                    Settings.Secure.DEFAULT_INPUT_METHOD), false, this);
562            resolver.registerContentObserver(Settings.System.getUriFor(
563                    "fancy_rotation_anim"), false, this);
564            updateSettings();
565        }
566
567        @Override public void onChange(boolean selfChange) {
568            updateSettings();
569            updateRotation(false);
570        }
571    }
572
573    class MyOrientationListener extends WindowOrientationListener {
574        MyOrientationListener(Context context) {
575            super(context);
576        }
577
578        @Override
579        public void onProposedRotationChanged(int rotation) {
580            if (localLOGV) Log.v(TAG, "onProposedRotationChanged, rotation=" + rotation);
581            updateRotation(false);
582        }
583    }
584    MyOrientationListener mOrientationListener;
585
586    IStatusBarService getStatusBarService() {
587        synchronized (mServiceAquireLock) {
588            if (mStatusBarService == null) {
589                mStatusBarService = IStatusBarService.Stub.asInterface(
590                        ServiceManager.getService("statusbar"));
591            }
592            return mStatusBarService;
593        }
594    }
595
596    /*
597     * We always let the sensor be switched on by default except when
598     * the user has explicitly disabled sensor based rotation or when the
599     * screen is switched off.
600     */
601    boolean needSensorRunningLp() {
602        if (mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR
603                || mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR
604                || mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT
605                || mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE) {
606            // If the application has explicitly requested to follow the
607            // orientation, then we need to turn the sensor or.
608            return true;
609        }
610        if ((mCarDockEnablesAccelerometer && mDockMode == Intent.EXTRA_DOCK_STATE_CAR) ||
611                (mDeskDockEnablesAccelerometer && (mDockMode == Intent.EXTRA_DOCK_STATE_DESK
612                        || mDockMode == Intent.EXTRA_DOCK_STATE_LE_DESK
613                        || mDockMode == Intent.EXTRA_DOCK_STATE_HE_DESK))) {
614            // enable accelerometer if we are docked in a dock that enables accelerometer
615            // orientation management,
616            return true;
617        }
618        if (mUserRotationMode == USER_ROTATION_LOCKED) {
619            // If the setting for using the sensor by default is enabled, then
620            // we will always leave it on.  Note that the user could go to
621            // a window that forces an orientation that does not use the
622            // sensor and in theory we could turn it off... however, when next
623            // turning it on we won't have a good value for the current
624            // orientation for a little bit, which can cause orientation
625            // changes to lag, so we'd like to keep it always on.  (It will
626            // still be turned off when the screen is off.)
627            return false;
628        }
629        return true;
630    }
631
632    /*
633     * Various use cases for invoking this function
634     * screen turning off, should always disable listeners if already enabled
635     * screen turned on and current app has sensor based orientation, enable listeners
636     * if not already enabled
637     * screen turned on and current app does not have sensor orientation, disable listeners if
638     * already enabled
639     * screen turning on and current app has sensor based orientation, enable listeners if needed
640     * screen turning on and current app has nosensor based orientation, do nothing
641     */
642    void updateOrientationListenerLp() {
643        if (!mOrientationListener.canDetectOrientation()) {
644            // If sensor is turned off or nonexistent for some reason
645            return;
646        }
647        //Could have been invoked due to screen turning on or off or
648        //change of the currently visible window's orientation
649        if (localLOGV) Log.v(TAG, "Screen status="+mScreenOnEarly+
650                ", current orientation="+mCurrentAppOrientation+
651                ", SensorEnabled="+mOrientationSensorEnabled);
652        boolean disable = true;
653        if (mScreenOnEarly) {
654            if (needSensorRunningLp()) {
655                disable = false;
656                //enable listener if not already enabled
657                if (!mOrientationSensorEnabled) {
658                    mOrientationListener.enable();
659                    if(localLOGV) Log.v(TAG, "Enabling listeners");
660                    mOrientationSensorEnabled = true;
661                }
662            }
663        }
664        //check if sensors need to be disabled
665        if (disable && mOrientationSensorEnabled) {
666            mOrientationListener.disable();
667            if(localLOGV) Log.v(TAG, "Disabling listeners");
668            mOrientationSensorEnabled = false;
669        }
670    }
671
672    private void interceptPowerKeyDown(boolean handled) {
673        mPowerKeyHandled = handled;
674        if (!handled) {
675            mHandler.postDelayed(mPowerLongPress, ViewConfiguration.getGlobalActionKeyTimeout());
676        }
677    }
678
679    private boolean interceptPowerKeyUp(boolean canceled) {
680        if (!mPowerKeyHandled) {
681            mHandler.removeCallbacks(mPowerLongPress);
682            return !canceled;
683        }
684        return false;
685    }
686
687    private void cancelPendingPowerKeyAction() {
688        if (!mPowerKeyHandled) {
689            mHandler.removeCallbacks(mPowerLongPress);
690        }
691        if (mPowerKeyTriggered) {
692            mPendingPowerKeyUpCanceled = true;
693        }
694    }
695
696    private void interceptScreenshotChord() {
697        if (mScreenshotChordEnabled
698                && mVolumeDownKeyTriggered && mPowerKeyTriggered && !mVolumeUpKeyTriggered) {
699            final long now = SystemClock.uptimeMillis();
700            if (now <= mVolumeDownKeyTime + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS
701                    && now <= mPowerKeyTime + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS) {
702                mVolumeDownKeyConsumedByScreenshotChord = true;
703                cancelPendingPowerKeyAction();
704
705                mHandler.postDelayed(mScreenshotChordLongPress,
706                        ViewConfiguration.getGlobalActionKeyTimeout());
707            }
708        }
709    }
710
711    private void cancelPendingScreenshotChordAction() {
712        mHandler.removeCallbacks(mScreenshotChordLongPress);
713    }
714
715    private final Runnable mPowerLongPress = new Runnable() {
716        public void run() {
717            // The context isn't read
718            if (mLongPressOnPowerBehavior < 0) {
719                mLongPressOnPowerBehavior = mContext.getResources().getInteger(
720                        com.android.internal.R.integer.config_longPressOnPowerBehavior);
721            }
722            switch (mLongPressOnPowerBehavior) {
723            case LONG_PRESS_POWER_NOTHING:
724                break;
725            case LONG_PRESS_POWER_GLOBAL_ACTIONS:
726                mPowerKeyHandled = true;
727                performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false);
728                sendCloseSystemWindows(SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS);
729                showGlobalActionsDialog();
730                break;
731            case LONG_PRESS_POWER_SHUT_OFF:
732                mPowerKeyHandled = true;
733                performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false);
734                sendCloseSystemWindows(SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS);
735                mWindowManagerFuncs.shutdown();
736                break;
737            }
738        }
739    };
740
741    private final Runnable mScreenshotChordLongPress = new Runnable() {
742        public void run() {
743            takeScreenshot();
744        }
745    };
746
747    void showGlobalActionsDialog() {
748        if (mGlobalActions == null) {
749            mGlobalActions = new GlobalActions(mContext, mWindowManagerFuncs);
750        }
751        final boolean keyguardShowing = keyguardIsShowingTq();
752        mGlobalActions.showDialog(keyguardShowing, isDeviceProvisioned());
753        if (keyguardShowing) {
754            // since it took two seconds of long press to bring this up,
755            // poke the wake lock so they have some time to see the dialog.
756            mKeyguardMediator.pokeWakelock();
757        }
758    }
759
760    boolean isDeviceProvisioned() {
761        return Settings.Secure.getInt(
762                mContext.getContentResolver(), Settings.Secure.DEVICE_PROVISIONED, 0) != 0;
763    }
764
765    private void handleLongPressOnHome() {
766        // We can't initialize this in init() since the configuration hasn't been loaded yet.
767        if (mLongPressOnHomeBehavior < 0) {
768            mLongPressOnHomeBehavior
769                    = mContext.getResources().getInteger(R.integer.config_longPressOnHomeBehavior);
770            if (mLongPressOnHomeBehavior < LONG_PRESS_HOME_NOTHING ||
771                    mLongPressOnHomeBehavior > LONG_PRESS_HOME_RECENT_SYSTEM_UI) {
772                mLongPressOnHomeBehavior = LONG_PRESS_HOME_NOTHING;
773            }
774        }
775
776        if (mLongPressOnHomeBehavior != LONG_PRESS_HOME_NOTHING) {
777            performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false);
778            sendCloseSystemWindows(SYSTEM_DIALOG_REASON_RECENT_APPS);
779
780            // Eat the longpress so it won't dismiss the recent apps dialog when
781            // the user lets go of the home key
782            mHomeLongPressed = true;
783        }
784
785        if (mLongPressOnHomeBehavior == LONG_PRESS_HOME_RECENT_DIALOG) {
786            showOrHideRecentAppsDialog(RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS);
787        } else if (mLongPressOnHomeBehavior == LONG_PRESS_HOME_RECENT_SYSTEM_UI) {
788            try {
789                IStatusBarService statusbar = getStatusBarService();
790                if (statusbar != null) {
791                    statusbar.toggleRecentApps();
792                }
793            } catch (RemoteException e) {
794                Slog.e(TAG, "RemoteException when showing recent apps", e);
795                // re-acquire status bar service next time it is needed.
796                mStatusBarService = null;
797            }
798        }
799    }
800
801    /**
802     * Create (if necessary) and show or dismiss the recent apps dialog according
803     * according to the requested behavior.
804     */
805    void showOrHideRecentAppsDialog(final int behavior) {
806        mHandler.post(new Runnable() {
807            @Override
808            public void run() {
809                if (mRecentAppsDialog == null) {
810                    mRecentAppsDialog = new RecentApplicationsDialog(mContext);
811                }
812                if (mRecentAppsDialog.isShowing()) {
813                    switch (behavior) {
814                        case RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS:
815                        case RECENT_APPS_BEHAVIOR_DISMISS:
816                            mRecentAppsDialog.dismiss();
817                            break;
818                        case RECENT_APPS_BEHAVIOR_DISMISS_AND_SWITCH:
819                            mRecentAppsDialog.dismissAndSwitch();
820                            break;
821                        case RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW:
822                        default:
823                            break;
824                    }
825                } else {
826                    switch (behavior) {
827                        case RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS:
828                            mRecentAppsDialog.show();
829                            break;
830                        case RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW:
831                            try {
832                                mWindowManager.setInTouchMode(false);
833                            } catch (RemoteException e) {
834                            }
835                            mRecentAppsDialog.show();
836                            break;
837                        case RECENT_APPS_BEHAVIOR_DISMISS:
838                        case RECENT_APPS_BEHAVIOR_DISMISS_AND_SWITCH:
839                        default:
840                            break;
841                    }
842                }
843            }
844        });
845    }
846
847    /** {@inheritDoc} */
848    public void init(Context context, IWindowManager windowManager,
849            WindowManagerFuncs windowManagerFuncs) {
850        mContext = context;
851        mWindowManager = windowManager;
852        mWindowManagerFuncs = windowManagerFuncs;
853        mHeadless = "1".equals(SystemProperties.get("ro.config.headless", "0"));
854        if (!mHeadless) {
855            // don't create KeyguardViewMediator if headless
856            mKeyguardMediator = new KeyguardViewMediator(context, this);
857        }
858        mHandler = new PolicyHandler();
859        mOrientationListener = new MyOrientationListener(mContext);
860        try {
861            mOrientationListener.setCurrentRotation(windowManager.getRotation());
862        } catch (RemoteException ex) { }
863        SettingsObserver settingsObserver = new SettingsObserver(mHandler);
864        settingsObserver.observe();
865        mShortcutManager = new ShortcutManager(context, mHandler);
866        mShortcutManager.observe();
867        mUiMode = context.getResources().getInteger(
868                com.android.internal.R.integer.config_defaultUiModeType);
869        mHomeIntent =  new Intent(Intent.ACTION_MAIN, null);
870        mHomeIntent.addCategory(Intent.CATEGORY_HOME);
871        mHomeIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK
872                | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
873        mCarDockIntent =  new Intent(Intent.ACTION_MAIN, null);
874        mCarDockIntent.addCategory(Intent.CATEGORY_CAR_DOCK);
875        mCarDockIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK
876                | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
877        mDeskDockIntent =  new Intent(Intent.ACTION_MAIN, null);
878        mDeskDockIntent.addCategory(Intent.CATEGORY_DESK_DOCK);
879        mDeskDockIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK
880                | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
881
882        mPowerManager = (PowerManager)context.getSystemService(Context.POWER_SERVICE);
883        mBroadcastWakeLock = mPowerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
884                "PhoneWindowManager.mBroadcastWakeLock");
885        mEnableShiftMenuBugReports = "1".equals(SystemProperties.get("ro.debuggable"));
886        mLidOpenRotation = readRotation(
887                com.android.internal.R.integer.config_lidOpenRotation);
888        mCarDockRotation = readRotation(
889                com.android.internal.R.integer.config_carDockRotation);
890        mDeskDockRotation = readRotation(
891                com.android.internal.R.integer.config_deskDockRotation);
892        mCarDockEnablesAccelerometer = mContext.getResources().getBoolean(
893                com.android.internal.R.bool.config_carDockEnablesAccelerometer);
894        mDeskDockEnablesAccelerometer = mContext.getResources().getBoolean(
895                com.android.internal.R.bool.config_deskDockEnablesAccelerometer);
896        mLidKeyboardAccessibility = mContext.getResources().getInteger(
897                com.android.internal.R.integer.config_lidKeyboardAccessibility);
898        mLidNavigationAccessibility = mContext.getResources().getInteger(
899                com.android.internal.R.integer.config_lidNavigationAccessibility);
900        mLidControlsSleep = mContext.getResources().getBoolean(
901                com.android.internal.R.bool.config_lidControlsSleep);
902        // register for dock events
903        IntentFilter filter = new IntentFilter();
904        filter.addAction(UiModeManager.ACTION_ENTER_CAR_MODE);
905        filter.addAction(UiModeManager.ACTION_EXIT_CAR_MODE);
906        filter.addAction(UiModeManager.ACTION_ENTER_DESK_MODE);
907        filter.addAction(UiModeManager.ACTION_EXIT_DESK_MODE);
908        filter.addAction(Intent.ACTION_DOCK_EVENT);
909        Intent intent = context.registerReceiver(mDockReceiver, filter);
910        if (intent != null) {
911            // Retrieve current sticky dock event broadcast.
912            mDockMode = intent.getIntExtra(Intent.EXTRA_DOCK_STATE,
913                    Intent.EXTRA_DOCK_STATE_UNDOCKED);
914        }
915
916        mVibrator = (Vibrator)context.getSystemService(Context.VIBRATOR_SERVICE);
917        mLongPressVibePattern = getLongIntArray(mContext.getResources(),
918                com.android.internal.R.array.config_longPressVibePattern);
919        mVirtualKeyVibePattern = getLongIntArray(mContext.getResources(),
920                com.android.internal.R.array.config_virtualKeyVibePattern);
921        mKeyboardTapVibePattern = getLongIntArray(mContext.getResources(),
922                com.android.internal.R.array.config_keyboardTapVibePattern);
923        mSafeModeDisabledVibePattern = getLongIntArray(mContext.getResources(),
924                com.android.internal.R.array.config_safeModeDisabledVibePattern);
925        mSafeModeEnabledVibePattern = getLongIntArray(mContext.getResources(),
926                com.android.internal.R.array.config_safeModeEnabledVibePattern);
927
928        mScreenshotChordEnabled = mContext.getResources().getBoolean(
929                com.android.internal.R.bool.config_enableScreenshotChord);
930
931        // Controls rotation and the like.
932        initializeHdmiState();
933
934        // Match current screen state.
935        if (mPowerManager.isScreenOn()) {
936            screenTurningOn(null);
937        } else {
938            screenTurnedOff(WindowManagerPolicy.OFF_BECAUSE_OF_USER);
939        }
940    }
941
942    public void setInitialDisplaySize(Display display, int width, int height, int density) {
943        mDisplay = display;
944
945        int shortSize, longSize;
946        if (width > height) {
947            shortSize = height;
948            longSize = width;
949            mLandscapeRotation = Surface.ROTATION_0;
950            mSeascapeRotation = Surface.ROTATION_180;
951            if (mContext.getResources().getBoolean(
952                    com.android.internal.R.bool.config_reverseDefaultRotation)) {
953                mPortraitRotation = Surface.ROTATION_90;
954                mUpsideDownRotation = Surface.ROTATION_270;
955            } else {
956                mPortraitRotation = Surface.ROTATION_270;
957                mUpsideDownRotation = Surface.ROTATION_90;
958            }
959        } else {
960            shortSize = width;
961            longSize = height;
962            mPortraitRotation = Surface.ROTATION_0;
963            mUpsideDownRotation = Surface.ROTATION_180;
964            if (mContext.getResources().getBoolean(
965                    com.android.internal.R.bool.config_reverseDefaultRotation)) {
966                mLandscapeRotation = Surface.ROTATION_270;
967                mSeascapeRotation = Surface.ROTATION_90;
968            } else {
969                mLandscapeRotation = Surface.ROTATION_90;
970                mSeascapeRotation = Surface.ROTATION_270;
971            }
972        }
973
974        mStatusBarHeight = mContext.getResources().getDimensionPixelSize(
975                com.android.internal.R.dimen.status_bar_height);
976
977        // Height of the navigation bar when presented horizontally at bottom
978        mNavigationBarHeightForRotation[mPortraitRotation] =
979        mNavigationBarHeightForRotation[mUpsideDownRotation] =
980                mContext.getResources().getDimensionPixelSize(
981                        com.android.internal.R.dimen.navigation_bar_height);
982        mNavigationBarHeightForRotation[mLandscapeRotation] =
983        mNavigationBarHeightForRotation[mSeascapeRotation] =
984                mContext.getResources().getDimensionPixelSize(
985                        com.android.internal.R.dimen.navigation_bar_height_landscape);
986
987        // Width of the navigation bar when presented vertically along one side
988        mNavigationBarWidthForRotation[mPortraitRotation] =
989        mNavigationBarWidthForRotation[mUpsideDownRotation] =
990        mNavigationBarWidthForRotation[mLandscapeRotation] =
991        mNavigationBarWidthForRotation[mSeascapeRotation] =
992                mContext.getResources().getDimensionPixelSize(
993                        com.android.internal.R.dimen.navigation_bar_width);
994
995        // SystemUI (status bar) layout policy
996        int shortSizeDp = shortSize * DisplayMetrics.DENSITY_DEFAULT / density;
997
998        if (shortSizeDp < 600) {
999            // 0-599dp: "phone" UI with a separate status & navigation bar
1000            mHasSystemNavBar = false;
1001            mNavigationBarCanMove = true;
1002        } else if (shortSizeDp < 720) {
1003            // 600+dp: "phone" UI with modifications for larger screens
1004            mHasSystemNavBar = false;
1005            mNavigationBarCanMove = false;
1006        }
1007
1008        if (!mHasSystemNavBar) {
1009            mHasNavigationBar = mContext.getResources().getBoolean(
1010                    com.android.internal.R.bool.config_showNavigationBar);
1011            // Allow a system property to override this. Used by the emulator.
1012            // See also hasNavigationBar().
1013            String navBarOverride = SystemProperties.get("qemu.hw.mainkeys");
1014            if (! "".equals(navBarOverride)) {
1015                if      (navBarOverride.equals("1")) mHasNavigationBar = false;
1016                else if (navBarOverride.equals("0")) mHasNavigationBar = true;
1017            }
1018        } else {
1019            mHasNavigationBar = false;
1020        }
1021
1022        if (mHasSystemNavBar) {
1023            // The system bar is always at the bottom.  If you are watching
1024            // a video in landscape, we don't need to hide it if we can still
1025            // show a 16:9 aspect ratio with it.
1026            int longSizeDp = longSize * DisplayMetrics.DENSITY_DEFAULT / density;
1027            int barHeightDp = mNavigationBarHeightForRotation[mLandscapeRotation]
1028                    * DisplayMetrics.DENSITY_DEFAULT / density;
1029            int aspect = ((shortSizeDp-barHeightDp) * 16) / longSizeDp;
1030            // We have computed the aspect ratio with the bar height taken
1031            // out to be 16:aspect.  If this is less than 9, then hiding
1032            // the navigation bar will provide more useful space for wide
1033            // screen movies.
1034            mCanHideNavigationBar = aspect < 9;
1035        } else if (mHasNavigationBar) {
1036            // The navigation bar is at the right in landscape; it seems always
1037            // useful to hide it for showing a video.
1038            mCanHideNavigationBar = true;
1039        } else {
1040            mCanHideNavigationBar = false;
1041        }
1042
1043        if ("portrait".equals(SystemProperties.get("persist.demo.hdmirotation"))) {
1044            mHdmiRotation = mPortraitRotation;
1045        } else {
1046            mHdmiRotation = mLandscapeRotation;
1047        }
1048    }
1049
1050    public void updateSettings() {
1051        ContentResolver resolver = mContext.getContentResolver();
1052        boolean updateRotation = false;
1053        synchronized (mLock) {
1054            mEndcallBehavior = Settings.System.getInt(resolver,
1055                    Settings.System.END_BUTTON_BEHAVIOR,
1056                    Settings.System.END_BUTTON_BEHAVIOR_DEFAULT);
1057            mIncallPowerBehavior = Settings.Secure.getInt(resolver,
1058                    Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR,
1059                    Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT);
1060
1061            // Configure rotation lock.
1062            int userRotation = Settings.System.getInt(resolver,
1063                    Settings.System.USER_ROTATION, Surface.ROTATION_0);
1064            if (mUserRotation != userRotation) {
1065                mUserRotation = userRotation;
1066                updateRotation = true;
1067            }
1068            int userRotationMode = Settings.System.getInt(resolver,
1069                    Settings.System.ACCELEROMETER_ROTATION, 0) != 0 ?
1070                            WindowManagerPolicy.USER_ROTATION_FREE :
1071                                    WindowManagerPolicy.USER_ROTATION_LOCKED;
1072            if (mUserRotationMode != userRotationMode) {
1073                mUserRotationMode = userRotationMode;
1074                updateRotation = true;
1075                updateOrientationListenerLp();
1076            }
1077
1078            if (mSystemReady) {
1079                int pointerLocation = Settings.System.getInt(resolver,
1080                        Settings.System.POINTER_LOCATION, 0);
1081                if (mPointerLocationMode != pointerLocation) {
1082                    mPointerLocationMode = pointerLocation;
1083                    mHandler.sendEmptyMessage(pointerLocation != 0 ?
1084                            MSG_ENABLE_POINTER_LOCATION : MSG_DISABLE_POINTER_LOCATION);
1085                }
1086            }
1087            // use screen off timeout setting as the timeout for the lockscreen
1088            mLockScreenTimeout = Settings.System.getInt(resolver,
1089                    Settings.System.SCREEN_OFF_TIMEOUT, 0);
1090            String imId = Settings.Secure.getString(resolver,
1091                    Settings.Secure.DEFAULT_INPUT_METHOD);
1092            boolean hasSoftInput = imId != null && imId.length() > 0;
1093            if (mHasSoftInput != hasSoftInput) {
1094                mHasSoftInput = hasSoftInput;
1095                updateRotation = true;
1096            }
1097        }
1098        if (updateRotation) {
1099            updateRotation(true);
1100        }
1101    }
1102
1103    private void enablePointerLocation() {
1104        if (mPointerLocationView == null) {
1105            mPointerLocationView = new PointerLocationView(mContext);
1106            mPointerLocationView.setPrintCoords(false);
1107
1108            WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
1109                    WindowManager.LayoutParams.MATCH_PARENT,
1110                    WindowManager.LayoutParams.MATCH_PARENT);
1111            lp.type = WindowManager.LayoutParams.TYPE_SECURE_SYSTEM_OVERLAY;
1112            lp.flags = WindowManager.LayoutParams.FLAG_FULLSCREEN
1113                    | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
1114                    | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
1115                    | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;
1116            lp.format = PixelFormat.TRANSLUCENT;
1117            lp.setTitle("PointerLocation");
1118            WindowManager wm = (WindowManager)
1119                    mContext.getSystemService(Context.WINDOW_SERVICE);
1120            lp.inputFeatures |= WindowManager.LayoutParams.INPUT_FEATURE_NO_INPUT_CHANNEL;
1121            wm.addView(mPointerLocationView, lp);
1122
1123            mPointerLocationInputChannel =
1124                    mWindowManagerFuncs.monitorInput("PointerLocationView");
1125            mPointerLocationInputEventReceiver =
1126                    new PointerLocationInputEventReceiver(mPointerLocationInputChannel,
1127                            Looper.myLooper(), mPointerLocationView);
1128        }
1129    }
1130
1131    private void disablePointerLocation() {
1132        if (mPointerLocationInputEventReceiver != null) {
1133            mPointerLocationInputEventReceiver.dispose();
1134            mPointerLocationInputEventReceiver = null;
1135        }
1136
1137        if (mPointerLocationInputChannel != null) {
1138            mPointerLocationInputChannel.dispose();
1139            mPointerLocationInputChannel = null;
1140        }
1141
1142        if (mPointerLocationView != null) {
1143            WindowManager wm = (WindowManager)
1144                    mContext.getSystemService(Context.WINDOW_SERVICE);
1145            wm.removeView(mPointerLocationView);
1146            mPointerLocationView = null;
1147        }
1148    }
1149
1150    private int readRotation(int resID) {
1151        try {
1152            int rotation = mContext.getResources().getInteger(resID);
1153            switch (rotation) {
1154                case 0:
1155                    return Surface.ROTATION_0;
1156                case 90:
1157                    return Surface.ROTATION_90;
1158                case 180:
1159                    return Surface.ROTATION_180;
1160                case 270:
1161                    return Surface.ROTATION_270;
1162            }
1163        } catch (Resources.NotFoundException e) {
1164            // fall through
1165        }
1166        return -1;
1167    }
1168
1169    /** {@inheritDoc} */
1170    public int checkAddPermission(WindowManager.LayoutParams attrs) {
1171        int type = attrs.type;
1172
1173        if (type < WindowManager.LayoutParams.FIRST_SYSTEM_WINDOW
1174                || type > WindowManager.LayoutParams.LAST_SYSTEM_WINDOW) {
1175            return WindowManagerImpl.ADD_OKAY;
1176        }
1177        String permission = null;
1178        switch (type) {
1179            case TYPE_TOAST:
1180                // XXX right now the app process has complete control over
1181                // this...  should introduce a token to let the system
1182                // monitor/control what they are doing.
1183                break;
1184            case TYPE_DREAM:
1185            case TYPE_INPUT_METHOD:
1186            case TYPE_WALLPAPER:
1187                // The window manager will check these.
1188                break;
1189            case TYPE_PHONE:
1190            case TYPE_PRIORITY_PHONE:
1191            case TYPE_SYSTEM_ALERT:
1192            case TYPE_SYSTEM_ERROR:
1193            case TYPE_SYSTEM_OVERLAY:
1194                permission = android.Manifest.permission.SYSTEM_ALERT_WINDOW;
1195                break;
1196            default:
1197                permission = android.Manifest.permission.INTERNAL_SYSTEM_WINDOW;
1198        }
1199        if (permission != null) {
1200            if (mContext.checkCallingOrSelfPermission(permission)
1201                    != PackageManager.PERMISSION_GRANTED) {
1202                return WindowManagerImpl.ADD_PERMISSION_DENIED;
1203            }
1204        }
1205        return WindowManagerImpl.ADD_OKAY;
1206    }
1207
1208    public void adjustWindowParamsLw(WindowManager.LayoutParams attrs) {
1209        switch (attrs.type) {
1210            case TYPE_SYSTEM_OVERLAY:
1211            case TYPE_SECURE_SYSTEM_OVERLAY:
1212            case TYPE_TOAST:
1213                // These types of windows can't receive input events.
1214                attrs.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
1215                        | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE;
1216                attrs.flags &= ~WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH;
1217                break;
1218        }
1219    }
1220
1221    void readLidState() {
1222        mLidState = mWindowManagerFuncs.getLidState();
1223    }
1224
1225    private boolean isHidden(int accessibilityMode) {
1226        switch (accessibilityMode) {
1227            case 1:
1228                return mLidState == LID_CLOSED;
1229            case 2:
1230                return mLidState == LID_OPEN;
1231            default:
1232                return false;
1233        }
1234    }
1235
1236    private boolean isBuiltInKeyboardVisible() {
1237        return mHaveBuiltInKeyboard && !isHidden(mLidKeyboardAccessibility);
1238    }
1239
1240    /** {@inheritDoc} */
1241    public void adjustConfigurationLw(Configuration config, int keyboardPresence,
1242            int navigationPresence) {
1243        mHaveBuiltInKeyboard = (keyboardPresence & PRESENCE_INTERNAL) != 0;
1244
1245        readLidState();
1246        applyLidSwitchState();
1247
1248        if (config.keyboard == Configuration.KEYBOARD_NOKEYS
1249                || (keyboardPresence == PRESENCE_INTERNAL
1250                        && isHidden(mLidKeyboardAccessibility))) {
1251            config.hardKeyboardHidden = Configuration.HARDKEYBOARDHIDDEN_YES;
1252            if (!mHasSoftInput) {
1253                config.keyboardHidden = Configuration.KEYBOARDHIDDEN_YES;
1254            }
1255        }
1256
1257        if (config.navigation == Configuration.NAVIGATION_NONAV
1258                || (navigationPresence == PRESENCE_INTERNAL
1259                        && isHidden(mLidNavigationAccessibility))) {
1260            config.navigationHidden = Configuration.NAVIGATIONHIDDEN_YES;
1261        }
1262    }
1263
1264    /** {@inheritDoc} */
1265    public int windowTypeToLayerLw(int type) {
1266        if (type >= FIRST_APPLICATION_WINDOW && type <= LAST_APPLICATION_WINDOW) {
1267            return APPLICATION_LAYER;
1268        }
1269        switch (type) {
1270        case TYPE_STATUS_BAR:
1271            return STATUS_BAR_LAYER;
1272        case TYPE_STATUS_BAR_PANEL:
1273            return STATUS_BAR_PANEL_LAYER;
1274        case TYPE_STATUS_BAR_SUB_PANEL:
1275            return STATUS_BAR_SUB_PANEL_LAYER;
1276        case TYPE_SYSTEM_DIALOG:
1277            return SYSTEM_DIALOG_LAYER;
1278        case TYPE_SEARCH_BAR:
1279            return SEARCH_BAR_LAYER;
1280        case TYPE_PHONE:
1281            return PHONE_LAYER;
1282        case TYPE_KEYGUARD:
1283            return KEYGUARD_LAYER;
1284        case TYPE_KEYGUARD_DIALOG:
1285            return KEYGUARD_DIALOG_LAYER;
1286        case TYPE_SYSTEM_ALERT:
1287            return SYSTEM_ALERT_LAYER;
1288        case TYPE_SYSTEM_ERROR:
1289            return SYSTEM_ERROR_LAYER;
1290        case TYPE_INPUT_METHOD:
1291            return INPUT_METHOD_LAYER;
1292        case TYPE_INPUT_METHOD_DIALOG:
1293            return INPUT_METHOD_DIALOG_LAYER;
1294        case TYPE_VOLUME_OVERLAY:
1295            return VOLUME_OVERLAY_LAYER;
1296        case TYPE_SYSTEM_OVERLAY:
1297            return SYSTEM_OVERLAY_LAYER;
1298        case TYPE_SECURE_SYSTEM_OVERLAY:
1299            return SECURE_SYSTEM_OVERLAY_LAYER;
1300        case TYPE_PRIORITY_PHONE:
1301            return PRIORITY_PHONE_LAYER;
1302        case TYPE_TOAST:
1303            return TOAST_LAYER;
1304        case TYPE_WALLPAPER:
1305            return WALLPAPER_LAYER;
1306        case TYPE_DRAG:
1307            return DRAG_LAYER;
1308        case TYPE_POINTER:
1309            return POINTER_LAYER;
1310        case TYPE_NAVIGATION_BAR:
1311            return NAVIGATION_BAR_LAYER;
1312        case TYPE_NAVIGATION_BAR_PANEL:
1313            return NAVIGATION_BAR_PANEL_LAYER;
1314        case TYPE_BOOT_PROGRESS:
1315            return BOOT_PROGRESS_LAYER;
1316        case TYPE_HIDDEN_NAV_CONSUMER:
1317            return HIDDEN_NAV_CONSUMER_LAYER;
1318        case TYPE_DREAM:
1319            return SCREENSAVER_LAYER;
1320        case TYPE_UNIVERSE_BACKGROUND:
1321            return UNIVERSE_BACKGROUND_LAYER;
1322        }
1323        Log.e(TAG, "Unknown window type: " + type);
1324        return APPLICATION_LAYER;
1325    }
1326
1327    /** {@inheritDoc} */
1328    public int subWindowTypeToLayerLw(int type) {
1329        switch (type) {
1330        case TYPE_APPLICATION_PANEL:
1331        case TYPE_APPLICATION_ATTACHED_DIALOG:
1332            return APPLICATION_PANEL_SUBLAYER;
1333        case TYPE_APPLICATION_MEDIA:
1334            return APPLICATION_MEDIA_SUBLAYER;
1335        case TYPE_APPLICATION_MEDIA_OVERLAY:
1336            return APPLICATION_MEDIA_OVERLAY_SUBLAYER;
1337        case TYPE_APPLICATION_SUB_PANEL:
1338            return APPLICATION_SUB_PANEL_SUBLAYER;
1339        }
1340        Log.e(TAG, "Unknown sub-window type: " + type);
1341        return 0;
1342    }
1343
1344    public int getMaxWallpaperLayer() {
1345        return STATUS_BAR_LAYER;
1346    }
1347
1348    public int getAboveUniverseLayer() {
1349        return SYSTEM_ERROR_LAYER;
1350    }
1351
1352    public boolean hasSystemNavBar() {
1353        return mHasSystemNavBar;
1354    }
1355
1356    public int getNonDecorDisplayWidth(int fullWidth, int fullHeight, int rotation) {
1357        if (mHasNavigationBar) {
1358            // For a basic navigation bar, when we are in landscape mode we place
1359            // the navigation bar to the side.
1360            if (mNavigationBarCanMove && fullWidth > fullHeight) {
1361                return fullWidth - mNavigationBarWidthForRotation[rotation];
1362            }
1363        }
1364        return fullWidth;
1365    }
1366
1367    public int getNonDecorDisplayHeight(int fullWidth, int fullHeight, int rotation) {
1368        if (mHasSystemNavBar) {
1369            // For the system navigation bar, we always place it at the bottom.
1370            return fullHeight - mNavigationBarHeightForRotation[rotation];
1371        }
1372        if (mHasNavigationBar) {
1373            // For a basic navigation bar, when we are in portrait mode we place
1374            // the navigation bar to the bottom.
1375            if (!mNavigationBarCanMove || fullWidth < fullHeight) {
1376                return fullHeight - mNavigationBarHeightForRotation[rotation];
1377            }
1378        }
1379        return fullHeight;
1380    }
1381
1382    public int getConfigDisplayWidth(int fullWidth, int fullHeight, int rotation) {
1383        return getNonDecorDisplayWidth(fullWidth, fullHeight, rotation);
1384    }
1385
1386    public int getConfigDisplayHeight(int fullWidth, int fullHeight, int rotation) {
1387        // If we don't have a system nav bar, then there is a separate status
1388        // bar at the top of the display.  We don't count that as part of the
1389        // fixed decor, since it can hide; however, for purposes of configurations,
1390        // we do want to exclude it since applications can't generally use that part
1391        // of the screen.
1392        if (!mHasSystemNavBar) {
1393            return getNonDecorDisplayHeight(fullWidth, fullHeight, rotation) - mStatusBarHeight;
1394        }
1395        return getNonDecorDisplayHeight(fullWidth, fullHeight, rotation);
1396    }
1397
1398    public boolean doesForceHide(WindowState win, WindowManager.LayoutParams attrs) {
1399        return attrs.type == WindowManager.LayoutParams.TYPE_KEYGUARD;
1400    }
1401
1402    public boolean canBeForceHidden(WindowState win, WindowManager.LayoutParams attrs) {
1403        return attrs.type != WindowManager.LayoutParams.TYPE_STATUS_BAR
1404                && attrs.type != WindowManager.LayoutParams.TYPE_NAVIGATION_BAR
1405                && attrs.type != WindowManager.LayoutParams.TYPE_WALLPAPER
1406                && attrs.type != WindowManager.LayoutParams.TYPE_UNIVERSE_BACKGROUND;
1407    }
1408
1409    /** {@inheritDoc} */
1410    @Override
1411    public View addStartingWindow(IBinder appToken, String packageName, int theme,
1412            CompatibilityInfo compatInfo, CharSequence nonLocalizedLabel, int labelRes,
1413            int icon, int windowFlags) {
1414        if (!SHOW_STARTING_ANIMATIONS) {
1415            return null;
1416        }
1417        if (packageName == null) {
1418            return null;
1419        }
1420
1421        try {
1422            Context context = mContext;
1423            if (DEBUG_STARTING_WINDOW) Slog.d(TAG, "addStartingWindow " + packageName
1424                    + ": nonLocalizedLabel=" + nonLocalizedLabel + " theme="
1425                    + Integer.toHexString(theme));
1426            if (theme != context.getThemeResId() || labelRes != 0) {
1427                try {
1428                    context = context.createPackageContext(packageName, 0);
1429                    context.setTheme(theme);
1430                } catch (PackageManager.NameNotFoundException e) {
1431                    // Ignore
1432                }
1433            }
1434
1435            Window win = PolicyManager.makeNewWindow(context);
1436            final TypedArray ta = win.getWindowStyle();
1437            if (ta.getBoolean(
1438                        com.android.internal.R.styleable.Window_windowDisablePreview, false)
1439                || ta.getBoolean(
1440                        com.android.internal.R.styleable.Window_windowShowWallpaper,false)) {
1441                return null;
1442            }
1443
1444            Resources r = context.getResources();
1445            win.setTitle(r.getText(labelRes, nonLocalizedLabel));
1446
1447            win.setType(
1448                WindowManager.LayoutParams.TYPE_APPLICATION_STARTING);
1449            // Force the window flags: this is a fake window, so it is not really
1450            // touchable or focusable by the user.  We also add in the ALT_FOCUSABLE_IM
1451            // flag because we do know that the next window will take input
1452            // focus, so we want to get the IME window up on top of us right away.
1453            win.setFlags(
1454                windowFlags|
1455                WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE|
1456                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE|
1457                WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM,
1458                windowFlags|
1459                WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE|
1460                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE|
1461                WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
1462
1463            if (!compatInfo.supportsScreen()) {
1464                win.addFlags(WindowManager.LayoutParams.FLAG_COMPATIBLE_WINDOW);
1465            }
1466
1467            win.setLayout(WindowManager.LayoutParams.MATCH_PARENT,
1468                    WindowManager.LayoutParams.MATCH_PARENT);
1469
1470            final WindowManager.LayoutParams params = win.getAttributes();
1471            params.token = appToken;
1472            params.packageName = packageName;
1473            params.windowAnimations = win.getWindowStyle().getResourceId(
1474                    com.android.internal.R.styleable.Window_windowAnimationStyle, 0);
1475            params.privateFlags |=
1476                    WindowManager.LayoutParams.PRIVATE_FLAG_FAKE_HARDWARE_ACCELERATED;
1477            params.setTitle("Starting " + packageName);
1478
1479            WindowManager wm = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE);
1480            View view = win.getDecorView();
1481
1482            if (win.isFloating()) {
1483                // Whoops, there is no way to display an animation/preview
1484                // of such a thing!  After all that work...  let's skip it.
1485                // (Note that we must do this here because it is in
1486                // getDecorView() where the theme is evaluated...  maybe
1487                // we should peek the floating attribute from the theme
1488                // earlier.)
1489                return null;
1490            }
1491
1492            if (DEBUG_STARTING_WINDOW) Slog.d(
1493                TAG, "Adding starting window for " + packageName
1494                + " / " + appToken + ": "
1495                + (view.getParent() != null ? view : null));
1496
1497            wm.addView(view, params);
1498
1499            // Only return the view if it was successfully added to the
1500            // window manager... which we can tell by it having a parent.
1501            return view.getParent() != null ? view : null;
1502        } catch (WindowManagerImpl.BadTokenException e) {
1503            // ignore
1504            Log.w(TAG, appToken + " already running, starting window not displayed");
1505        } catch (RuntimeException e) {
1506            // don't crash if something else bad happens, for example a
1507            // failure loading resources because we are loading from an app
1508            // on external storage that has been unmounted.
1509            Log.w(TAG, appToken + " failed creating starting window", e);
1510        }
1511
1512        return null;
1513    }
1514
1515    /** {@inheritDoc} */
1516    public void removeStartingWindow(IBinder appToken, View window) {
1517        if (DEBUG_STARTING_WINDOW) {
1518            RuntimeException e = new RuntimeException("here");
1519            e.fillInStackTrace();
1520            Log.v(TAG, "Removing starting window for " + appToken + ": " + window, e);
1521        }
1522
1523        if (window != null) {
1524            WindowManager wm = (WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE);
1525            wm.removeView(window);
1526        }
1527    }
1528
1529    /**
1530     * Preflight adding a window to the system.
1531     *
1532     * Currently enforces that three window types are singletons:
1533     * <ul>
1534     * <li>STATUS_BAR_TYPE</li>
1535     * <li>KEYGUARD_TYPE</li>
1536     * </ul>
1537     *
1538     * @param win The window to be added
1539     * @param attrs Information about the window to be added
1540     *
1541     * @return If ok, WindowManagerImpl.ADD_OKAY.  If too many singletons, WindowManagerImpl.ADD_MULTIPLE_SINGLETON
1542     */
1543    public int prepareAddWindowLw(WindowState win, WindowManager.LayoutParams attrs) {
1544        switch (attrs.type) {
1545            case TYPE_STATUS_BAR:
1546                mContext.enforceCallingOrSelfPermission(
1547                        android.Manifest.permission.STATUS_BAR_SERVICE,
1548                        "PhoneWindowManager");
1549                if (mStatusBar != null) {
1550                    if (mStatusBar.isAlive()) {
1551                        return WindowManagerImpl.ADD_MULTIPLE_SINGLETON;
1552                    }
1553                }
1554                mStatusBar = win;
1555                break;
1556            case TYPE_NAVIGATION_BAR:
1557                mContext.enforceCallingOrSelfPermission(
1558                        android.Manifest.permission.STATUS_BAR_SERVICE,
1559                        "PhoneWindowManager");
1560                if (mNavigationBar != null) {
1561                    if (mNavigationBar.isAlive()) {
1562                        return WindowManagerImpl.ADD_MULTIPLE_SINGLETON;
1563                    }
1564                }
1565                mNavigationBar = win;
1566                if (DEBUG_LAYOUT) Log.i(TAG, "NAVIGATION BAR: " + mNavigationBar);
1567                break;
1568            case TYPE_NAVIGATION_BAR_PANEL:
1569                mContext.enforceCallingOrSelfPermission(
1570                        android.Manifest.permission.STATUS_BAR_SERVICE,
1571                        "PhoneWindowManager");
1572                break;
1573            case TYPE_STATUS_BAR_PANEL:
1574                mContext.enforceCallingOrSelfPermission(
1575                        android.Manifest.permission.STATUS_BAR_SERVICE,
1576                        "PhoneWindowManager");
1577                break;
1578            case TYPE_STATUS_BAR_SUB_PANEL:
1579                mContext.enforceCallingOrSelfPermission(
1580                        android.Manifest.permission.STATUS_BAR_SERVICE,
1581                        "PhoneWindowManager");
1582                break;
1583            case TYPE_KEYGUARD:
1584                if (mKeyguard != null) {
1585                    return WindowManagerImpl.ADD_MULTIPLE_SINGLETON;
1586                }
1587                mKeyguard = win;
1588                break;
1589        }
1590        return WindowManagerImpl.ADD_OKAY;
1591    }
1592
1593    /** {@inheritDoc} */
1594    public void removeWindowLw(WindowState win) {
1595        if (mStatusBar == win) {
1596            mStatusBar = null;
1597        } else if (mKeyguard == win) {
1598            mKeyguard = null;
1599        } else if (mNavigationBar == win) {
1600            mNavigationBar = null;
1601        }
1602    }
1603
1604    static final boolean PRINT_ANIM = false;
1605
1606    /** {@inheritDoc} */
1607    public int selectAnimationLw(WindowState win, int transit) {
1608        if (PRINT_ANIM) Log.i(TAG, "selectAnimation in " + win
1609              + ": transit=" + transit);
1610        if (win == mStatusBar) {
1611            if (transit == TRANSIT_EXIT || transit == TRANSIT_HIDE) {
1612                return R.anim.dock_top_exit;
1613            } else if (transit == TRANSIT_ENTER || transit == TRANSIT_SHOW) {
1614                return R.anim.dock_top_enter;
1615            }
1616        } else if (win == mNavigationBar) {
1617            // This can be on either the bottom or the right.
1618            if (mNavigationBarOnBottom) {
1619                if (transit == TRANSIT_EXIT || transit == TRANSIT_HIDE) {
1620                    return R.anim.dock_bottom_exit;
1621                } else if (transit == TRANSIT_ENTER || transit == TRANSIT_SHOW) {
1622                    return R.anim.dock_bottom_enter;
1623                }
1624            } else {
1625                if (transit == TRANSIT_EXIT || transit == TRANSIT_HIDE) {
1626                    return R.anim.dock_right_exit;
1627                } else if (transit == TRANSIT_ENTER || transit == TRANSIT_SHOW) {
1628                    return R.anim.dock_right_enter;
1629                }
1630            }
1631        } if (transit == TRANSIT_PREVIEW_DONE) {
1632            if (win.hasAppShownWindows()) {
1633                if (PRINT_ANIM) Log.i(TAG, "**** STARTING EXIT");
1634                return com.android.internal.R.anim.app_starting_exit;
1635            }
1636        }
1637
1638        return 0;
1639    }
1640
1641    public Animation createForceHideEnterAnimation(boolean onWallpaper) {
1642        return AnimationUtils.loadAnimation(mContext, onWallpaper
1643                ? com.android.internal.R.anim.lock_screen_wallpaper_behind_enter
1644                : com.android.internal.R.anim.lock_screen_behind_enter);
1645    }
1646
1647    static ITelephony getTelephonyService() {
1648        return ITelephony.Stub.asInterface(
1649                ServiceManager.checkService(Context.TELEPHONY_SERVICE));
1650    }
1651
1652    static IAudioService getAudioService() {
1653        IAudioService audioService = IAudioService.Stub.asInterface(
1654                ServiceManager.checkService(Context.AUDIO_SERVICE));
1655        if (audioService == null) {
1656            Log.w(TAG, "Unable to find IAudioService interface.");
1657        }
1658        return audioService;
1659    }
1660
1661    boolean keyguardOn() {
1662        return keyguardIsShowingTq() || inKeyguardRestrictedKeyInputMode();
1663    }
1664
1665    private static final int[] WINDOW_TYPES_WHERE_HOME_DOESNT_WORK = {
1666            WindowManager.LayoutParams.TYPE_SYSTEM_ALERT,
1667            WindowManager.LayoutParams.TYPE_SYSTEM_ERROR,
1668        };
1669
1670    /** {@inheritDoc} */
1671    @Override
1672    public long interceptKeyBeforeDispatching(WindowState win, KeyEvent event, int policyFlags) {
1673        final boolean keyguardOn = keyguardOn();
1674        final int keyCode = event.getKeyCode();
1675        final int repeatCount = event.getRepeatCount();
1676        final int metaState = event.getMetaState();
1677        final int flags = event.getFlags();
1678        final boolean down = event.getAction() == KeyEvent.ACTION_DOWN;
1679        final boolean canceled = event.isCanceled();
1680
1681        if (DEBUG_INPUT) {
1682            Log.d(TAG, "interceptKeyTi keyCode=" + keyCode + " down=" + down + " repeatCount="
1683                    + repeatCount + " keyguardOn=" + keyguardOn + " mHomePressed=" + mHomePressed
1684                    + " canceled=" + canceled);
1685        }
1686
1687        // If we think we might have a volume down & power key chord on the way
1688        // but we're not sure, then tell the dispatcher to wait a little while and
1689        // try again later before dispatching.
1690        if (mScreenshotChordEnabled && (flags & KeyEvent.FLAG_FALLBACK) == 0) {
1691            if (mVolumeDownKeyTriggered && !mPowerKeyTriggered) {
1692                final long now = SystemClock.uptimeMillis();
1693                final long timeoutTime = mVolumeDownKeyTime + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS;
1694                if (now < timeoutTime) {
1695                    return timeoutTime - now;
1696                }
1697            }
1698            if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN
1699                    && mVolumeDownKeyConsumedByScreenshotChord) {
1700                if (!down) {
1701                    mVolumeDownKeyConsumedByScreenshotChord = false;
1702                }
1703                return -1;
1704            }
1705        }
1706
1707        // First we always handle the home key here, so applications
1708        // can never break it, although if keyguard is on, we do let
1709        // it handle it, because that gives us the correct 5 second
1710        // timeout.
1711        if (keyCode == KeyEvent.KEYCODE_HOME) {
1712
1713            // If we have released the home key, and didn't do anything else
1714            // while it was pressed, then it is time to go home!
1715            if (!down) {
1716                final boolean homeWasLongPressed = mHomeLongPressed;
1717                mHomePressed = false;
1718                mHomeLongPressed = false;
1719                if (!homeWasLongPressed) {
1720                    try {
1721                        IStatusBarService statusbar = getStatusBarService();
1722                        if (statusbar != null) {
1723                            statusbar.cancelPreloadRecentApps();
1724                        }
1725                    } catch (RemoteException e) {
1726                        Slog.e(TAG, "RemoteException when showing recent apps", e);
1727                        // re-acquire status bar service next time it is needed.
1728                        mStatusBarService = null;
1729                    }
1730
1731                    mHomePressed = false;
1732                    if (!canceled) {
1733                        // If an incoming call is ringing, HOME is totally disabled.
1734                        // (The user is already on the InCallScreen at this point,
1735                        // and his ONLY options are to answer or reject the call.)
1736                        boolean incomingRinging = false;
1737                        try {
1738                            ITelephony telephonyService = getTelephonyService();
1739                            if (telephonyService != null) {
1740                                incomingRinging = telephonyService.isRinging();
1741                            }
1742                        } catch (RemoteException ex) {
1743                            Log.w(TAG, "RemoteException from getPhoneInterface()", ex);
1744                        }
1745
1746                        if (incomingRinging) {
1747                            Log.i(TAG, "Ignoring HOME; there's a ringing incoming call.");
1748                        } else {
1749                            launchHomeFromHotKey();
1750                        }
1751                    } else {
1752                        Log.i(TAG, "Ignoring HOME; event canceled.");
1753                    }
1754                    return -1;
1755                }
1756            }
1757
1758            // If a system window has focus, then it doesn't make sense
1759            // right now to interact with applications.
1760            WindowManager.LayoutParams attrs = win != null ? win.getAttrs() : null;
1761            if (attrs != null) {
1762                final int type = attrs.type;
1763                if (type == WindowManager.LayoutParams.TYPE_KEYGUARD
1764                        || type == WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG) {
1765                    // the "app" is keyguard, so give it the key
1766                    return 0;
1767                }
1768                final int typeCount = WINDOW_TYPES_WHERE_HOME_DOESNT_WORK.length;
1769                for (int i=0; i<typeCount; i++) {
1770                    if (type == WINDOW_TYPES_WHERE_HOME_DOESNT_WORK[i]) {
1771                        // don't do anything, but also don't pass it to the app
1772                        return -1;
1773                    }
1774                }
1775            }
1776            if (down) {
1777                if (!mHomePressed && mLongPressOnHomeBehavior == LONG_PRESS_HOME_RECENT_SYSTEM_UI) {
1778                    try {
1779                        IStatusBarService statusbar = getStatusBarService();
1780                        if (statusbar != null) {
1781                            statusbar.preloadRecentApps();
1782                        }
1783                    } catch (RemoteException e) {
1784                        Slog.e(TAG, "RemoteException when preloading recent apps", e);
1785                        // re-acquire status bar service next time it is needed.
1786                        mStatusBarService = null;
1787                    }
1788                }
1789                if (repeatCount == 0) {
1790                    mHomePressed = true;
1791                } else if ((event.getFlags() & KeyEvent.FLAG_LONG_PRESS) != 0) {
1792                    if (!keyguardOn) {
1793                        handleLongPressOnHome();
1794                    }
1795                }
1796            }
1797            return -1;
1798        } else if (keyCode == KeyEvent.KEYCODE_MENU) {
1799            // Hijack modified menu keys for debugging features
1800            final int chordBug = KeyEvent.META_SHIFT_ON;
1801
1802            if (down && repeatCount == 0) {
1803                if (mEnableShiftMenuBugReports && (metaState & chordBug) == chordBug) {
1804                    Intent intent = new Intent(Intent.ACTION_BUG_REPORT);
1805                    mContext.sendOrderedBroadcast(intent, null);
1806                    return -1;
1807                } else if (SHOW_PROCESSES_ON_ALT_MENU &&
1808                        (metaState & KeyEvent.META_ALT_ON) == KeyEvent.META_ALT_ON) {
1809                    Intent service = new Intent();
1810                    service.setClassName(mContext, "com.android.server.LoadAverageService");
1811                    ContentResolver res = mContext.getContentResolver();
1812                    boolean shown = Settings.System.getInt(
1813                            res, Settings.System.SHOW_PROCESSES, 0) != 0;
1814                    if (!shown) {
1815                        mContext.startService(service);
1816                    } else {
1817                        mContext.stopService(service);
1818                    }
1819                    Settings.System.putInt(
1820                            res, Settings.System.SHOW_PROCESSES, shown ? 0 : 1);
1821                    return -1;
1822                }
1823            }
1824        } else if (keyCode == KeyEvent.KEYCODE_SEARCH) {
1825            if (down) {
1826                if (repeatCount == 0) {
1827                    mSearchKeyShortcutPending = true;
1828                    mConsumeSearchKeyUp = false;
1829                }
1830            } else {
1831                mSearchKeyShortcutPending = false;
1832                if (mConsumeSearchKeyUp) {
1833                    mConsumeSearchKeyUp = false;
1834                    return -1;
1835                }
1836            }
1837            return 0;
1838        } else if (keyCode == KeyEvent.KEYCODE_APP_SWITCH) {
1839            if (down && repeatCount == 0 && !keyguardOn) {
1840                showOrHideRecentAppsDialog(RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS);
1841            }
1842            return -1;
1843        } else if (keyCode == KeyEvent.KEYCODE_ASSIST) {
1844            if (down) {
1845                if (repeatCount == 0) {
1846                    mAssistKeyLongPressed = false;
1847                } else if (repeatCount == 1) {
1848                    mAssistKeyLongPressed = true;
1849                    if (!keyguardOn) {
1850                         launchAssistLongPressAction();
1851                    }
1852                }
1853            } else {
1854                if (mAssistKeyLongPressed) {
1855                    mAssistKeyLongPressed = false;
1856                } else {
1857                    if (!keyguardOn) {
1858                        launchAssistAction();
1859                    }
1860                }
1861            }
1862            return -1;
1863        }
1864
1865        // Shortcuts are invoked through Search+key, so intercept those here
1866        // Any printing key that is chorded with Search should be consumed
1867        // even if no shortcut was invoked.  This prevents text from being
1868        // inadvertently inserted when using a keyboard that has built-in macro
1869        // shortcut keys (that emit Search+x) and some of them are not registered.
1870        if (mSearchKeyShortcutPending) {
1871            final KeyCharacterMap kcm = event.getKeyCharacterMap();
1872            if (kcm.isPrintingKey(keyCode)) {
1873                mConsumeSearchKeyUp = true;
1874                mSearchKeyShortcutPending = false;
1875                if (down && repeatCount == 0 && !keyguardOn) {
1876                    Intent shortcutIntent = mShortcutManager.getIntent(kcm, keyCode, metaState);
1877                    if (shortcutIntent != null) {
1878                        shortcutIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
1879                        try {
1880                            mContext.startActivity(shortcutIntent);
1881                        } catch (ActivityNotFoundException ex) {
1882                            Slog.w(TAG, "Dropping shortcut key combination because "
1883                                    + "the activity to which it is registered was not found: "
1884                                    + "SEARCH+" + KeyEvent.keyCodeToString(keyCode), ex);
1885                        }
1886                    } else {
1887                        Slog.i(TAG, "Dropping unregistered shortcut key combination: "
1888                                + "SEARCH+" + KeyEvent.keyCodeToString(keyCode));
1889                    }
1890                }
1891                return -1;
1892            }
1893        }
1894
1895        // Invoke shortcuts using Meta.
1896        if (down && repeatCount == 0 && !keyguardOn
1897                && (metaState & KeyEvent.META_META_ON) != 0) {
1898            final KeyCharacterMap kcm = event.getKeyCharacterMap();
1899            if (kcm.isPrintingKey(keyCode)) {
1900                Intent shortcutIntent = mShortcutManager.getIntent(kcm, keyCode,
1901                        metaState & ~(KeyEvent.META_META_ON
1902                                | KeyEvent.META_META_LEFT_ON | KeyEvent.META_META_RIGHT_ON));
1903                if (shortcutIntent != null) {
1904                    shortcutIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
1905                    try {
1906                        mContext.startActivity(shortcutIntent);
1907                    } catch (ActivityNotFoundException ex) {
1908                        Slog.w(TAG, "Dropping shortcut key combination because "
1909                                + "the activity to which it is registered was not found: "
1910                                + "META+" + KeyEvent.keyCodeToString(keyCode), ex);
1911                    }
1912                    return -1;
1913                }
1914            }
1915        }
1916
1917        // Handle application launch keys.
1918        if (down && repeatCount == 0 && !keyguardOn) {
1919            String category = sApplicationLaunchKeyCategories.get(keyCode);
1920            if (category != null) {
1921                Intent intent = Intent.makeMainSelectorActivity(Intent.ACTION_MAIN, category);
1922                intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
1923                try {
1924                    mContext.startActivity(intent);
1925                } catch (ActivityNotFoundException ex) {
1926                    Slog.w(TAG, "Dropping application launch key because "
1927                            + "the activity to which it is registered was not found: "
1928                            + "keyCode=" + keyCode + ", category=" + category, ex);
1929                }
1930                return -1;
1931            }
1932        }
1933
1934        // Display task switcher for ALT-TAB or Meta-TAB.
1935        if (down && repeatCount == 0 && keyCode == KeyEvent.KEYCODE_TAB) {
1936            if (mRecentAppsDialogHeldModifiers == 0 && !keyguardOn) {
1937                final int shiftlessModifiers = event.getModifiers() & ~KeyEvent.META_SHIFT_MASK;
1938                if (KeyEvent.metaStateHasModifiers(shiftlessModifiers, KeyEvent.META_ALT_ON)
1939                        || KeyEvent.metaStateHasModifiers(
1940                                shiftlessModifiers, KeyEvent.META_META_ON)) {
1941                    mRecentAppsDialogHeldModifiers = shiftlessModifiers;
1942                    showOrHideRecentAppsDialog(RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW);
1943                    return -1;
1944                }
1945            }
1946        } else if (!down && mRecentAppsDialogHeldModifiers != 0
1947                && (metaState & mRecentAppsDialogHeldModifiers) == 0) {
1948            mRecentAppsDialogHeldModifiers = 0;
1949            showOrHideRecentAppsDialog(keyguardOn ? RECENT_APPS_BEHAVIOR_DISMISS :
1950                    RECENT_APPS_BEHAVIOR_DISMISS_AND_SWITCH);
1951        }
1952
1953        // Handle keyboard language switching.
1954        if (down && repeatCount == 0
1955                && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH
1956                        || (keyCode == KeyEvent.KEYCODE_SPACE
1957                                && (metaState & KeyEvent.META_CTRL_MASK) != 0))) {
1958            int direction = (metaState & KeyEvent.META_SHIFT_MASK) != 0 ? -1 : 1;
1959            mWindowManagerFuncs.switchKeyboardLayout(event.getDeviceId(), direction);
1960            return -1;
1961        }
1962        if (mLanguageSwitchKeyPressed && !down
1963                && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH
1964                        || keyCode == KeyEvent.KEYCODE_SPACE)) {
1965            mLanguageSwitchKeyPressed = false;
1966            return -1;
1967        }
1968
1969        // Let the application handle the key.
1970        return 0;
1971    }
1972
1973    /** {@inheritDoc} */
1974    @Override
1975    public KeyEvent dispatchUnhandledKey(WindowState win, KeyEvent event, int policyFlags) {
1976        // Note: This method is only called if the initial down was unhandled.
1977        if (DEBUG_INPUT) {
1978            Slog.d(TAG, "Unhandled key: win=" + win + ", action=" + event.getAction()
1979                    + ", flags=" + event.getFlags()
1980                    + ", keyCode=" + event.getKeyCode()
1981                    + ", scanCode=" + event.getScanCode()
1982                    + ", metaState=" + event.getMetaState()
1983                    + ", repeatCount=" + event.getRepeatCount()
1984                    + ", policyFlags=" + policyFlags);
1985        }
1986
1987        KeyEvent fallbackEvent = null;
1988        if ((event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) {
1989            final KeyCharacterMap kcm = event.getKeyCharacterMap();
1990            final int keyCode = event.getKeyCode();
1991            final int metaState = event.getMetaState();
1992            final boolean initialDown = event.getAction() == KeyEvent.ACTION_DOWN
1993                    && event.getRepeatCount() == 0;
1994
1995            // Check for fallback actions specified by the key character map.
1996            final FallbackAction fallbackAction;
1997            if (initialDown) {
1998                fallbackAction = kcm.getFallbackAction(keyCode, metaState);
1999            } else {
2000                fallbackAction = mFallbackActions.get(keyCode);
2001            }
2002
2003            if (fallbackAction != null) {
2004                if (DEBUG_INPUT) {
2005                    Slog.d(TAG, "Fallback: keyCode=" + fallbackAction.keyCode
2006                            + " metaState=" + Integer.toHexString(fallbackAction.metaState));
2007                }
2008
2009                final int flags = event.getFlags() | KeyEvent.FLAG_FALLBACK;
2010                fallbackEvent = KeyEvent.obtain(
2011                        event.getDownTime(), event.getEventTime(),
2012                        event.getAction(), fallbackAction.keyCode,
2013                        event.getRepeatCount(), fallbackAction.metaState,
2014                        event.getDeviceId(), event.getScanCode(),
2015                        flags, event.getSource(), null);
2016
2017                if (!interceptFallback(win, fallbackEvent, policyFlags)) {
2018                    fallbackEvent.recycle();
2019                    fallbackEvent = null;
2020                }
2021
2022                if (initialDown) {
2023                    mFallbackActions.put(keyCode, fallbackAction);
2024                } else if (event.getAction() == KeyEvent.ACTION_UP) {
2025                    mFallbackActions.remove(keyCode);
2026                    fallbackAction.recycle();
2027                }
2028            }
2029        }
2030
2031        if (DEBUG_INPUT) {
2032            if (fallbackEvent == null) {
2033                Slog.d(TAG, "No fallback.");
2034            } else {
2035                Slog.d(TAG, "Performing fallback: " + fallbackEvent);
2036            }
2037        }
2038        return fallbackEvent;
2039    }
2040
2041    private boolean interceptFallback(WindowState win, KeyEvent fallbackEvent, int policyFlags) {
2042        int actions = interceptKeyBeforeQueueing(fallbackEvent, policyFlags, true);
2043        if ((actions & ACTION_PASS_TO_USER) != 0) {
2044            long delayMillis = interceptKeyBeforeDispatching(
2045                    win, fallbackEvent, policyFlags);
2046            if (delayMillis == 0) {
2047                return true;
2048            }
2049        }
2050        return false;
2051    }
2052
2053    private void launchAssistLongPressAction() {
2054        performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false);
2055        sendCloseSystemWindows(SYSTEM_DIALOG_REASON_ASSIST);
2056
2057        // launch the search activity
2058        Intent intent = new Intent(Intent.ACTION_SEARCH_LONG_PRESS);
2059        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2060        try {
2061            // TODO: This only stops the factory-installed search manager.
2062            // Need to formalize an API to handle others
2063            SearchManager searchManager = getSearchManager();
2064            if (searchManager != null) {
2065                searchManager.stopSearch();
2066            }
2067            mContext.startActivityAsUser(intent, UserId.USER_CURRENT);
2068        } catch (ActivityNotFoundException e) {
2069            Slog.w(TAG, "No activity to handle assist long press action.", e);
2070        }
2071    }
2072
2073    private void launchAssistAction() {
2074        sendCloseSystemWindows(SYSTEM_DIALOG_REASON_ASSIST);
2075        Intent intent = ((SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE))
2076                .getAssistIntent(mContext, UserId.USER_CURRENT);
2077        if (intent != null) {
2078            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
2079                    | Intent.FLAG_ACTIVITY_SINGLE_TOP
2080                    | Intent.FLAG_ACTIVITY_CLEAR_TOP);
2081            try {
2082                mContext.startActivityAsUser(intent, UserId.USER_CURRENT);
2083            } catch (ActivityNotFoundException e) {
2084                Slog.w(TAG, "No activity to handle assist action.", e);
2085            }
2086        }
2087    }
2088
2089    private SearchManager getSearchManager() {
2090        if (mSearchManager == null) {
2091            mSearchManager = (SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE);
2092        }
2093        return mSearchManager;
2094    }
2095
2096    /**
2097     * A home key -> launch home action was detected.  Take the appropriate action
2098     * given the situation with the keyguard.
2099     */
2100    void launchHomeFromHotKey() {
2101        if (mKeyguardMediator != null && mKeyguardMediator.isShowingAndNotHidden()) {
2102            // don't launch home if keyguard showing
2103        } else if (!mHideLockScreen && mKeyguardMediator.isInputRestricted()) {
2104            // when in keyguard restricted mode, must first verify unlock
2105            // before launching home
2106            mKeyguardMediator.verifyUnlock(new OnKeyguardExitResult() {
2107                public void onKeyguardExitResult(boolean success) {
2108                    if (success) {
2109                        try {
2110                            ActivityManagerNative.getDefault().stopAppSwitches();
2111                        } catch (RemoteException e) {
2112                        }
2113                        sendCloseSystemWindows(SYSTEM_DIALOG_REASON_HOME_KEY);
2114                        startDockOrHome();
2115                    }
2116                }
2117            });
2118        } else {
2119            // no keyguard stuff to worry about, just launch home!
2120            try {
2121                ActivityManagerNative.getDefault().stopAppSwitches();
2122            } catch (RemoteException e) {
2123            }
2124            sendCloseSystemWindows(SYSTEM_DIALOG_REASON_HOME_KEY);
2125            startDockOrHome();
2126        }
2127    }
2128
2129    /**
2130     * A delayed callback use to determine when it is okay to re-allow applications
2131     * to use certain system UI flags.  This is used to prevent applications from
2132     * spamming system UI changes that prevent the navigation bar from being shown.
2133     */
2134    final Runnable mAllowSystemUiDelay = new Runnable() {
2135        @Override public void run() {
2136        }
2137    };
2138
2139    /**
2140     * Input handler used while nav bar is hidden.  Captures any touch on the screen,
2141     * to determine when the nav bar should be shown and prevent applications from
2142     * receiving those touches.
2143     */
2144    final class HideNavInputEventReceiver extends InputEventReceiver {
2145        public HideNavInputEventReceiver(InputChannel inputChannel, Looper looper) {
2146            super(inputChannel, looper);
2147        }
2148
2149        @Override
2150        public void onInputEvent(InputEvent event) {
2151            boolean handled = false;
2152            try {
2153                if (event instanceof MotionEvent
2154                        && (event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
2155                    final MotionEvent motionEvent = (MotionEvent)event;
2156                    if (motionEvent.getAction() == MotionEvent.ACTION_DOWN) {
2157                        // When the user taps down, we re-show the nav bar.
2158                        boolean changed = false;
2159                        synchronized (mLock) {
2160                            // Any user activity always causes us to show the
2161                            // navigation controls, if they had been hidden.
2162                            // We also clear the low profile and only content
2163                            // flags so that tapping on the screen will atomically
2164                            // restore all currently hidden screen decorations.
2165                            int newVal = mResettingSystemUiFlags |
2166                                    View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
2167                                    View.SYSTEM_UI_FLAG_LOW_PROFILE |
2168                                    View.SYSTEM_UI_FLAG_FULLSCREEN;
2169                            if (mResettingSystemUiFlags != newVal) {
2170                                mResettingSystemUiFlags = newVal;
2171                                changed = true;
2172                            }
2173                            // We don't allow the system's nav bar to be hidden
2174                            // again for 1 second, to prevent applications from
2175                            // spamming us and keeping it from being shown.
2176                            newVal = mForceClearedSystemUiFlags |
2177                                    View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
2178                            if (mForceClearedSystemUiFlags != newVal) {
2179                                mForceClearedSystemUiFlags = newVal;
2180                                changed = true;
2181                                mHandler.postDelayed(new Runnable() {
2182                                    @Override public void run() {
2183                                        synchronized (mLock) {
2184                                            // Clear flags.
2185                                            mForceClearedSystemUiFlags &=
2186                                                    ~View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
2187                                        }
2188                                        mWindowManagerFuncs.reevaluateStatusBarVisibility();
2189                                    }
2190                                }, 1000);
2191                            }
2192                        }
2193                        if (changed) {
2194                            mWindowManagerFuncs.reevaluateStatusBarVisibility();
2195                        }
2196                    }
2197                }
2198            } finally {
2199                finishInputEvent(event, handled);
2200            }
2201        }
2202    }
2203    final InputEventReceiver.Factory mHideNavInputEventReceiverFactory =
2204            new InputEventReceiver.Factory() {
2205        @Override
2206        public InputEventReceiver createInputEventReceiver(
2207                InputChannel inputChannel, Looper looper) {
2208            return new HideNavInputEventReceiver(inputChannel, looper);
2209        }
2210    };
2211
2212    @Override
2213    public int adjustSystemUiVisibilityLw(int visibility) {
2214        // Reset any bits in mForceClearingStatusBarVisibility that
2215        // are now clear.
2216        mResettingSystemUiFlags &= visibility;
2217        // Clear any bits in the new visibility that are currently being
2218        // force cleared, before reporting it.
2219        return visibility & ~mResettingSystemUiFlags
2220                & ~mForceClearedSystemUiFlags;
2221    }
2222
2223    public void getContentInsetHintLw(WindowManager.LayoutParams attrs, Rect contentInset) {
2224        final int fl = attrs.flags;
2225        final int systemUiVisibility = (attrs.systemUiVisibility|attrs.subtreeSystemUiVisibility);
2226
2227        if ((fl & (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR))
2228                == (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR)) {
2229            int availRight, availBottom;
2230            if (mCanHideNavigationBar &&
2231                    (systemUiVisibility & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0) {
2232                availRight = mUnrestrictedScreenLeft + mUnrestrictedScreenWidth;
2233                availBottom = mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
2234            } else {
2235                availRight = mRestrictedScreenLeft + mRestrictedScreenWidth;
2236                availBottom = mRestrictedScreenTop + mRestrictedScreenHeight;
2237            }
2238            if ((systemUiVisibility & View.SYSTEM_UI_FLAG_LAYOUT_STABLE) != 0) {
2239                if ((fl & FLAG_FULLSCREEN) != 0) {
2240                    contentInset.set(mStableFullscreenLeft, mStableFullscreenTop,
2241                            availRight - mStableFullscreenRight,
2242                            availBottom - mStableFullscreenBottom);
2243                } else {
2244                    contentInset.set(mStableLeft, mStableTop,
2245                            availRight - mStableRight, availBottom - mStableBottom);
2246                }
2247            } else if ((fl & FLAG_FULLSCREEN) != 0) {
2248                contentInset.setEmpty();
2249            } else if ((systemUiVisibility & (View.SYSTEM_UI_FLAG_FULLSCREEN
2250                        | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN)) == 0) {
2251                contentInset.set(mCurLeft, mCurTop,
2252                        availRight - mCurRight, availBottom - mCurBottom);
2253            } else {
2254                contentInset.set(mCurLeft, mCurTop,
2255                        availRight - mCurRight, availBottom - mCurBottom);
2256            }
2257            return;
2258        }
2259        contentInset.setEmpty();
2260    }
2261
2262    /** {@inheritDoc} */
2263    public void beginLayoutLw(int displayWidth, int displayHeight, int displayRotation) {
2264        mUnrestrictedScreenLeft = mUnrestrictedScreenTop = 0;
2265        mUnrestrictedScreenWidth = displayWidth;
2266        mUnrestrictedScreenHeight = displayHeight;
2267        mRestrictedScreenLeft = mRestrictedScreenTop = 0;
2268        mRestrictedScreenWidth = displayWidth;
2269        mRestrictedScreenHeight = displayHeight;
2270        mDockLeft = mContentLeft = mStableLeft = mStableFullscreenLeft
2271                = mSystemLeft = mCurLeft = 0;
2272        mDockTop = mContentTop = mStableTop = mStableFullscreenTop
2273                = mSystemTop = mCurTop = 0;
2274        mDockRight = mContentRight = mStableRight = mStableFullscreenRight
2275                = mSystemRight = mCurRight = displayWidth;
2276        mDockBottom = mContentBottom = mStableBottom = mStableFullscreenBottom
2277                = mSystemBottom = mCurBottom = displayHeight;
2278        mDockLayer = 0x10000000;
2279        mStatusBarLayer = -1;
2280
2281        // start with the current dock rect, which will be (0,0,displayWidth,displayHeight)
2282        final Rect pf = mTmpParentFrame;
2283        final Rect df = mTmpDisplayFrame;
2284        final Rect vf = mTmpVisibleFrame;
2285        pf.left = df.left = vf.left = mDockLeft;
2286        pf.top = df.top = vf.top = mDockTop;
2287        pf.right = df.right = vf.right = mDockRight;
2288        pf.bottom = df.bottom = vf.bottom = mDockBottom;
2289
2290        // For purposes of putting out fake window up to steal focus, we will
2291        // drive nav being hidden only by whether it is requested.
2292        boolean navVisible = (mLastSystemUiFlags&View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0;
2293
2294        // When the navigation bar isn't visible, we put up a fake
2295        // input window to catch all touch events.  This way we can
2296        // detect when the user presses anywhere to bring back the nav
2297        // bar and ensure the application doesn't see the event.
2298        if (navVisible) {
2299            if (mHideNavFakeWindow != null) {
2300                mHideNavFakeWindow.dismiss();
2301                mHideNavFakeWindow = null;
2302            }
2303        } else if (mHideNavFakeWindow == null) {
2304            mHideNavFakeWindow = mWindowManagerFuncs.addFakeWindow(
2305                    mHandler.getLooper(), mHideNavInputEventReceiverFactory,
2306                    "hidden nav", WindowManager.LayoutParams.TYPE_HIDDEN_NAV_CONSUMER,
2307                    0, false, false, true);
2308        }
2309
2310        // For purposes of positioning and showing the nav bar, if we have
2311        // decided that it can't be hidden (because of the screen aspect ratio),
2312        // then take that into account.
2313        navVisible |= !mCanHideNavigationBar;
2314
2315        if (mNavigationBar != null) {
2316            // Force the navigation bar to its appropriate place and
2317            // size.  We need to do this directly, instead of relying on
2318            // it to bubble up from the nav bar, because this needs to
2319            // change atomically with screen rotations.
2320            mNavigationBarOnBottom = (!mNavigationBarCanMove || displayWidth < displayHeight);
2321            if (mNavigationBarOnBottom) {
2322                // It's a system nav bar or a portrait screen; nav bar goes on bottom.
2323                int top = displayHeight - mNavigationBarHeightForRotation[displayRotation];
2324                mTmpNavigationFrame.set(0, top, displayWidth, displayHeight);
2325                mStableBottom = mStableFullscreenBottom = mTmpNavigationFrame.top;
2326                if (navVisible) {
2327                    mNavigationBar.showLw(true);
2328                    mDockBottom = mTmpNavigationFrame.top;
2329                    mRestrictedScreenHeight = mDockBottom - mDockTop;
2330                } else {
2331                    // We currently want to hide the navigation UI.
2332                    mNavigationBar.hideLw(true);
2333                }
2334                if (navVisible && !mNavigationBar.isAnimatingLw()) {
2335                    // If the nav bar is currently requested to be visible,
2336                    // and not in the process of animating on or off, then
2337                    // we can tell the app that it is covered by it.
2338                    mSystemBottom = mTmpNavigationFrame.top;
2339                }
2340            } else {
2341                // Landscape screen; nav bar goes to the right.
2342                int left = displayWidth - mNavigationBarWidthForRotation[displayRotation];
2343                mTmpNavigationFrame.set(left, 0, displayWidth, displayHeight);
2344                mStableRight = mStableFullscreenRight = mTmpNavigationFrame.left;
2345                if (navVisible) {
2346                    mNavigationBar.showLw(true);
2347                    mDockRight = mTmpNavigationFrame.left;
2348                    mRestrictedScreenWidth = mDockRight - mDockLeft;
2349                } else {
2350                    // We currently want to hide the navigation UI.
2351                    mNavigationBar.hideLw(true);
2352                }
2353                if (navVisible && !mNavigationBar.isAnimatingLw()) {
2354                    // If the nav bar is currently requested to be visible,
2355                    // and not in the process of animating on or off, then
2356                    // we can tell the app that it is covered by it.
2357                    mSystemRight = mTmpNavigationFrame.left;
2358                }
2359            }
2360            // Make sure the content and current rectangles are updated to
2361            // account for the restrictions from the navigation bar.
2362            mContentTop = mCurTop = mDockTop;
2363            mContentBottom = mCurBottom = mDockBottom;
2364            mContentLeft = mCurLeft = mDockLeft;
2365            mContentRight = mCurRight = mDockRight;
2366            mStatusBarLayer = mNavigationBar.getSurfaceLayer();
2367            // And compute the final frame.
2368            mNavigationBar.computeFrameLw(mTmpNavigationFrame, mTmpNavigationFrame,
2369                    mTmpNavigationFrame, mTmpNavigationFrame);
2370            if (DEBUG_LAYOUT) Log.i(TAG, "mNavigationBar frame: " + mTmpNavigationFrame);
2371        }
2372        if (DEBUG_LAYOUT) Log.i(TAG, String.format("mDock rect: (%d,%d - %d,%d)",
2373                mDockLeft, mDockTop, mDockRight, mDockBottom));
2374
2375        // decide where the status bar goes ahead of time
2376        if (mStatusBar != null) {
2377            // apply any navigation bar insets
2378            pf.left = df.left = mUnrestrictedScreenLeft;
2379            pf.top = df.top = mUnrestrictedScreenTop;
2380            pf.right = df.right = mUnrestrictedScreenWidth - mUnrestrictedScreenLeft;
2381            pf.bottom = df.bottom = mUnrestrictedScreenHeight - mUnrestrictedScreenTop;
2382            vf.left = mStableLeft;
2383            vf.top = mStableTop;
2384            vf.right = mStableRight;
2385            vf.bottom = mStableBottom;
2386
2387            mStatusBarLayer = mStatusBar.getSurfaceLayer();
2388
2389            // Let the status bar determine its size.
2390            mStatusBar.computeFrameLw(pf, df, vf, vf);
2391
2392            // For layout, the status bar is always at the top with our fixed height.
2393            mStableTop = mUnrestrictedScreenTop + mStatusBarHeight;
2394
2395            // If the status bar is hidden, we don't want to cause
2396            // windows behind it to scroll.
2397            if (mStatusBar.isVisibleLw()) {
2398                // Status bar may go away, so the screen area it occupies
2399                // is available to apps but just covering them when the
2400                // status bar is visible.
2401                mDockTop = mUnrestrictedScreenTop + mStatusBarHeight;
2402
2403                mContentTop = mCurTop = mDockTop;
2404                mContentBottom = mCurBottom = mDockBottom;
2405                mContentLeft = mCurLeft = mDockLeft;
2406                mContentRight = mCurRight = mDockRight;
2407
2408                if (DEBUG_LAYOUT) Log.v(TAG, "Status bar: " +
2409                    String.format(
2410                        "dock=[%d,%d][%d,%d] content=[%d,%d][%d,%d] cur=[%d,%d][%d,%d]",
2411                        mDockLeft, mDockTop, mDockRight, mDockBottom,
2412                        mContentLeft, mContentTop, mContentRight, mContentBottom,
2413                        mCurLeft, mCurTop, mCurRight, mCurBottom));
2414            }
2415            if (mStatusBar.isVisibleLw() && !mStatusBar.isAnimatingLw()) {
2416                // If the status bar is currently requested to be visible,
2417                // and not in the process of animating on or off, then
2418                // we can tell the app that it is covered by it.
2419                mSystemTop = mUnrestrictedScreenTop + mStatusBarHeight;
2420            }
2421        }
2422    }
2423
2424    /** {@inheritDoc} */
2425    public int getSystemDecorRectLw(Rect systemRect) {
2426        systemRect.left = mSystemLeft;
2427        systemRect.top = mSystemTop;
2428        systemRect.right = mSystemRight;
2429        systemRect.bottom = mSystemBottom;
2430        if (mStatusBar != null) return mStatusBar.getSurfaceLayer();
2431        if (mNavigationBar != null) return mNavigationBar.getSurfaceLayer();
2432        return 0;
2433    }
2434
2435    void setAttachedWindowFrames(WindowState win, int fl, int adjust,
2436            WindowState attached, boolean insetDecors, Rect pf, Rect df, Rect cf, Rect vf) {
2437        if (win.getSurfaceLayer() > mDockLayer && attached.getSurfaceLayer() < mDockLayer) {
2438            // Here's a special case: if this attached window is a panel that is
2439            // above the dock window, and the window it is attached to is below
2440            // the dock window, then the frames we computed for the window it is
2441            // attached to can not be used because the dock is effectively part
2442            // of the underlying window and the attached window is floating on top
2443            // of the whole thing.  So, we ignore the attached window and explicitly
2444            // compute the frames that would be appropriate without the dock.
2445            df.left = cf.left = vf.left = mDockLeft;
2446            df.top = cf.top = vf.top = mDockTop;
2447            df.right = cf.right = vf.right = mDockRight;
2448            df.bottom = cf.bottom = vf.bottom = mDockBottom;
2449        } else {
2450            // The effective display frame of the attached window depends on
2451            // whether it is taking care of insetting its content.  If not,
2452            // we need to use the parent's content frame so that the entire
2453            // window is positioned within that content.  Otherwise we can use
2454            // the display frame and let the attached window take care of
2455            // positioning its content appropriately.
2456            if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
2457                cf.set(attached.getDisplayFrameLw());
2458            } else {
2459                // If the window is resizing, then we want to base the content
2460                // frame on our attached content frame to resize...  however,
2461                // things can be tricky if the attached window is NOT in resize
2462                // mode, in which case its content frame will be larger.
2463                // Ungh.  So to deal with that, make sure the content frame
2464                // we end up using is not covering the IM dock.
2465                cf.set(attached.getContentFrameLw());
2466                if (attached.getSurfaceLayer() < mDockLayer) {
2467                    if (cf.left < mContentLeft) cf.left = mContentLeft;
2468                    if (cf.top < mContentTop) cf.top = mContentTop;
2469                    if (cf.right > mContentRight) cf.right = mContentRight;
2470                    if (cf.bottom > mContentBottom) cf.bottom = mContentBottom;
2471                }
2472            }
2473            df.set(insetDecors ? attached.getDisplayFrameLw() : cf);
2474            vf.set(attached.getVisibleFrameLw());
2475        }
2476        // The LAYOUT_IN_SCREEN flag is used to determine whether the attached
2477        // window should be positioned relative to its parent or the entire
2478        // screen.
2479        pf.set((fl & FLAG_LAYOUT_IN_SCREEN) == 0
2480                ? attached.getFrameLw() : df);
2481    }
2482
2483    private void applyStableConstraints(int sysui, int fl, Rect r) {
2484        if ((sysui & View.SYSTEM_UI_FLAG_LAYOUT_STABLE) != 0) {
2485            // If app is requesting a stable layout, don't let the
2486            // content insets go below the stable values.
2487            if ((fl & FLAG_FULLSCREEN) != 0) {
2488                if (r.left < mStableFullscreenLeft) r.left = mStableFullscreenLeft;
2489                if (r.top < mStableFullscreenTop) r.top = mStableFullscreenTop;
2490                if (r.right > mStableFullscreenRight) r.right = mStableFullscreenRight;
2491                if (r.bottom > mStableFullscreenBottom) r.bottom = mStableFullscreenBottom;
2492            } else {
2493                if (r.left < mStableLeft) r.left = mStableLeft;
2494                if (r.top < mStableTop) r.top = mStableTop;
2495                if (r.right > mStableRight) r.right = mStableRight;
2496                if (r.bottom > mStableBottom) r.bottom = mStableBottom;
2497            }
2498        }
2499    }
2500
2501    /** {@inheritDoc} */
2502    public void layoutWindowLw(WindowState win, WindowManager.LayoutParams attrs,
2503            WindowState attached) {
2504        // we've already done the status bar
2505        if (win == mStatusBar || win == mNavigationBar) {
2506            return;
2507        }
2508        final boolean needsToOffsetInputMethodTarget =
2509                (win == mLastInputMethodTargetWindow && mLastInputMethodWindow != null);
2510        if (needsToOffsetInputMethodTarget) {
2511            if (DEBUG_LAYOUT) {
2512                Slog.i(TAG, "Offset ime target window by the last ime window state");
2513            }
2514            offsetInputMethodWindowLw(mLastInputMethodWindow);
2515        }
2516
2517        final int fl = attrs.flags;
2518        final int sim = attrs.softInputMode;
2519        final int sysUiFl = win.getSystemUiVisibility();
2520
2521        final Rect pf = mTmpParentFrame;
2522        final Rect df = mTmpDisplayFrame;
2523        final Rect cf = mTmpContentFrame;
2524        final Rect vf = mTmpVisibleFrame;
2525
2526        final boolean hasNavBar = (mHasNavigationBar
2527                && mNavigationBar != null && mNavigationBar.isVisibleLw());
2528
2529        if (attrs.type == TYPE_INPUT_METHOD) {
2530            pf.left = df.left = cf.left = vf.left = mDockLeft;
2531            pf.top = df.top = cf.top = vf.top = mDockTop;
2532            pf.right = df.right = cf.right = vf.right = mDockRight;
2533            pf.bottom = df.bottom = cf.bottom = vf.bottom = mDockBottom;
2534            // IM dock windows always go to the bottom of the screen.
2535            attrs.gravity = Gravity.BOTTOM;
2536            mDockLayer = win.getSurfaceLayer();
2537        } else {
2538            final int adjust = sim & SOFT_INPUT_MASK_ADJUST;
2539
2540            if ((fl & (FLAG_LAYOUT_IN_SCREEN | FLAG_FULLSCREEN | FLAG_LAYOUT_INSET_DECOR))
2541                    == (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR)
2542                    && (sysUiFl & View.SYSTEM_UI_FLAG_FULLSCREEN) == 0) {
2543                if (DEBUG_LAYOUT)
2544                    Log.v(TAG, "layoutWindowLw(" + attrs.getTitle()
2545                            + "): IN_SCREEN, INSET_DECOR, !FULLSCREEN");
2546                // This is the case for a normal activity window: we want it
2547                // to cover all of the screen space, and it can take care of
2548                // moving its contents to account for screen decorations that
2549                // intrude into that space.
2550                if (attached != null) {
2551                    // If this window is attached to another, our display
2552                    // frame is the same as the one we are attached to.
2553                    setAttachedWindowFrames(win, fl, sim, attached, true, pf, df, cf, vf);
2554                } else {
2555                    if (attrs.type == TYPE_STATUS_BAR_PANEL
2556                            || attrs.type == TYPE_STATUS_BAR_SUB_PANEL) {
2557                        // Status bar panels are the only windows who can go on top of
2558                        // the status bar.  They are protected by the STATUS_BAR_SERVICE
2559                        // permission, so they have the same privileges as the status
2560                        // bar itself.
2561                        //
2562                        // However, they should still dodge the navigation bar if it exists.
2563
2564                        pf.left = df.left = hasNavBar ? mDockLeft : mUnrestrictedScreenLeft;
2565                        pf.top = df.top = mUnrestrictedScreenTop;
2566                        pf.right = df.right = hasNavBar
2567                                            ? mRestrictedScreenLeft+mRestrictedScreenWidth
2568                                            : mUnrestrictedScreenLeft+mUnrestrictedScreenWidth;
2569                        pf.bottom = df.bottom = hasNavBar
2570                                              ? mRestrictedScreenTop+mRestrictedScreenHeight
2571                                              : mUnrestrictedScreenTop+mUnrestrictedScreenHeight;
2572
2573                        if (DEBUG_LAYOUT) {
2574                            Log.v(TAG, String.format(
2575                                        "Laying out status bar window: (%d,%d - %d,%d)",
2576                                        pf.left, pf.top, pf.right, pf.bottom));
2577                        }
2578                    } else if (mCanHideNavigationBar
2579                            && (sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0
2580                            && attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW
2581                            && attrs.type <= WindowManager.LayoutParams.LAST_SUB_WINDOW) {
2582                        // Asking for layout as if the nav bar is hidden, lets the
2583                        // application extend into the unrestricted screen area.  We
2584                        // only do this for application windows to ensure no window that
2585                        // can be above the nav bar can do this.
2586                        pf.left = df.left = mUnrestrictedScreenLeft;
2587                        pf.top = df.top = mUnrestrictedScreenTop;
2588                        pf.right = df.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth;
2589                        pf.bottom = df.bottom = mUnrestrictedScreenTop+mUnrestrictedScreenHeight;
2590                    } else {
2591                        pf.left = df.left = mRestrictedScreenLeft;
2592                        pf.top = df.top = mRestrictedScreenTop;
2593                        pf.right = df.right = mRestrictedScreenLeft+mRestrictedScreenWidth;
2594                        pf.bottom = df.bottom = mRestrictedScreenTop+mRestrictedScreenHeight;
2595                    }
2596                    if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
2597                        cf.left = mDockLeft;
2598                        cf.top = mDockTop;
2599                        cf.right = mDockRight;
2600                        cf.bottom = mDockBottom;
2601                    } else {
2602                        cf.left = mContentLeft;
2603                        cf.top = mContentTop;
2604                        cf.right = mContentRight;
2605                        cf.bottom = mContentBottom;
2606                    }
2607                    applyStableConstraints(sysUiFl, fl, cf);
2608                    if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
2609                        vf.left = mCurLeft;
2610                        vf.top = mCurTop;
2611                        vf.right = mCurRight;
2612                        vf.bottom = mCurBottom;
2613                    } else {
2614                        vf.set(cf);
2615                    }
2616                }
2617            } else if ((fl & FLAG_LAYOUT_IN_SCREEN) != 0 || (sysUiFl
2618                    & (View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
2619                            | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION)) != 0) {
2620                if (DEBUG_LAYOUT)
2621                    Log.v(TAG, "layoutWindowLw(" + attrs.getTitle() + "): IN_SCREEN");
2622                // A window that has requested to fill the entire screen just
2623                // gets everything, period.
2624                if (attrs.type == TYPE_STATUS_BAR_PANEL
2625                        || attrs.type == TYPE_STATUS_BAR_SUB_PANEL) {
2626                    pf.left = df.left = cf.left = hasNavBar ? mDockLeft : mUnrestrictedScreenLeft;
2627                    pf.top = df.top = cf.top = mUnrestrictedScreenTop;
2628                    pf.right = df.right = cf.right = hasNavBar
2629                                        ? mRestrictedScreenLeft+mRestrictedScreenWidth
2630                                        : mUnrestrictedScreenLeft+mUnrestrictedScreenWidth;
2631                    pf.bottom = df.bottom = cf.bottom = hasNavBar
2632                                          ? mRestrictedScreenTop+mRestrictedScreenHeight
2633                                          : mUnrestrictedScreenTop+mUnrestrictedScreenHeight;
2634                    if (DEBUG_LAYOUT) {
2635                        Log.v(TAG, String.format(
2636                                    "Laying out IN_SCREEN status bar window: (%d,%d - %d,%d)",
2637                                    pf.left, pf.top, pf.right, pf.bottom));
2638                    }
2639                } else if (attrs.type == TYPE_NAVIGATION_BAR
2640                        || attrs.type == TYPE_NAVIGATION_BAR_PANEL) {
2641                    // The navigation bar has Real Ultimate Power.
2642                    pf.left = df.left = mUnrestrictedScreenLeft;
2643                    pf.top = df.top = mUnrestrictedScreenTop;
2644                    pf.right = df.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth;
2645                    pf.bottom = df.bottom = mUnrestrictedScreenTop+mUnrestrictedScreenHeight;
2646                    if (DEBUG_LAYOUT) {
2647                        Log.v(TAG, String.format(
2648                                    "Laying out navigation bar window: (%d,%d - %d,%d)",
2649                                    pf.left, pf.top, pf.right, pf.bottom));
2650                    }
2651                } else if ((attrs.type == TYPE_SECURE_SYSTEM_OVERLAY
2652                                || attrs.type == TYPE_BOOT_PROGRESS)
2653                        && ((fl & FLAG_FULLSCREEN) != 0)) {
2654                    // Fullscreen secure system overlays get what they ask for.
2655                    pf.left = df.left = mUnrestrictedScreenLeft;
2656                    pf.top = df.top = mUnrestrictedScreenTop;
2657                    pf.right = df.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth;
2658                    pf.bottom = df.bottom = mUnrestrictedScreenTop+mUnrestrictedScreenHeight;
2659                } else if (attrs.type == TYPE_BOOT_PROGRESS
2660                        || attrs.type == TYPE_UNIVERSE_BACKGROUND) {
2661                    // Boot progress screen always covers entire display.
2662                    pf.left = df.left = cf.left = mUnrestrictedScreenLeft;
2663                    pf.top = df.top = cf.top = mUnrestrictedScreenTop;
2664                    pf.right = df.right = cf.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth;
2665                    pf.bottom = df.bottom = cf.bottom
2666                            = mUnrestrictedScreenTop+mUnrestrictedScreenHeight;
2667                } else if (mCanHideNavigationBar
2668                        && (sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0
2669                        && attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW
2670                        && attrs.type <= WindowManager.LayoutParams.LAST_SUB_WINDOW) {
2671                    // Asking for layout as if the nav bar is hidden, lets the
2672                    // application extend into the unrestricted screen area.  We
2673                    // only do this for application windows to ensure no window that
2674                    // can be above the nav bar can do this.
2675                    // XXX This assumes that an app asking for this will also
2676                    // ask for layout in only content.  We can't currently figure out
2677                    // what the screen would be if only laying out to hide the nav bar.
2678                    pf.left = df.left = cf.left = mUnrestrictedScreenLeft;
2679                    pf.top = df.top = cf.top = mUnrestrictedScreenTop;
2680                    pf.right = df.right = cf.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth;
2681                    pf.bottom = df.bottom = cf.bottom
2682                            = mUnrestrictedScreenTop+mUnrestrictedScreenHeight;
2683                } else {
2684                    pf.left = df.left = cf.left = mRestrictedScreenLeft;
2685                    pf.top = df.top = cf.top = mRestrictedScreenTop;
2686                    pf.right = df.right = cf.right = mRestrictedScreenLeft+mRestrictedScreenWidth;
2687                    pf.bottom = df.bottom = cf.bottom
2688                            = mRestrictedScreenTop+mRestrictedScreenHeight;
2689                }
2690                applyStableConstraints(sysUiFl, fl, cf);
2691                if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
2692                    vf.left = mCurLeft;
2693                    vf.top = mCurTop;
2694                    vf.right = mCurRight;
2695                    vf.bottom = mCurBottom;
2696                } else {
2697                    vf.set(cf);
2698                }
2699            } else if (attached != null) {
2700                if (DEBUG_LAYOUT)
2701                    Log.v(TAG, "layoutWindowLw(" + attrs.getTitle() + "): attached to " + attached);
2702                // A child window should be placed inside of the same visible
2703                // frame that its parent had.
2704                setAttachedWindowFrames(win, fl, adjust, attached, false, pf, df, cf, vf);
2705            } else {
2706                if (DEBUG_LAYOUT)
2707                    Log.v(TAG, "layoutWindowLw(" + attrs.getTitle() + "): normal window");
2708                // Otherwise, a normal window must be placed inside the content
2709                // of all screen decorations.
2710                if (attrs.type == TYPE_STATUS_BAR_PANEL) {
2711                    // Status bar panels are the only windows who can go on top of
2712                    // the status bar.  They are protected by the STATUS_BAR_SERVICE
2713                    // permission, so they have the same privileges as the status
2714                    // bar itself.
2715                    pf.left = df.left = cf.left = mRestrictedScreenLeft;
2716                    pf.top = df.top = cf.top = mRestrictedScreenTop;
2717                    pf.right = df.right = cf.right = mRestrictedScreenLeft+mRestrictedScreenWidth;
2718                    pf.bottom = df.bottom = cf.bottom
2719                            = mRestrictedScreenTop+mRestrictedScreenHeight;
2720                } else {
2721                    pf.left = mContentLeft;
2722                    pf.top = mContentTop;
2723                    pf.right = mContentRight;
2724                    pf.bottom = mContentBottom;
2725                    if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
2726                        df.left = cf.left = mDockLeft;
2727                        df.top = cf.top = mDockTop;
2728                        df.right = cf.right = mDockRight;
2729                        df.bottom = cf.bottom = mDockBottom;
2730                    } else {
2731                        df.left = cf.left = mContentLeft;
2732                        df.top = cf.top = mContentTop;
2733                        df.right = cf.right = mContentRight;
2734                        df.bottom = cf.bottom = mContentBottom;
2735                    }
2736                    if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
2737                        vf.left = mCurLeft;
2738                        vf.top = mCurTop;
2739                        vf.right = mCurRight;
2740                        vf.bottom = mCurBottom;
2741                    } else {
2742                        vf.set(cf);
2743                    }
2744                }
2745            }
2746        }
2747
2748        if ((fl & FLAG_LAYOUT_NO_LIMITS) != 0) {
2749            df.left = df.top = cf.left = cf.top = vf.left = vf.top = -10000;
2750            df.right = df.bottom = cf.right = cf.bottom = vf.right = vf.bottom = 10000;
2751        }
2752
2753        if (DEBUG_LAYOUT) Log.v(TAG, "Compute frame " + attrs.getTitle()
2754                + ": sim=#" + Integer.toHexString(sim)
2755                + " attach=" + attached + " type=" + attrs.type
2756                + String.format(" flags=0x%08x", fl)
2757                + " pf=" + pf.toShortString() + " df=" + df.toShortString()
2758                + " cf=" + cf.toShortString() + " vf=" + vf.toShortString());
2759
2760        win.computeFrameLw(pf, df, cf, vf);
2761
2762        // Dock windows carve out the bottom of the screen, so normal windows
2763        // can't appear underneath them.
2764        if (attrs.type == TYPE_INPUT_METHOD && !win.getGivenInsetsPendingLw()) {
2765            setLastInputMethodWindowLw(null, null);
2766            offsetInputMethodWindowLw(win);
2767        }
2768    }
2769
2770    private void offsetInputMethodWindowLw(WindowState win) {
2771        int top = win.getContentFrameLw().top;
2772        top += win.getGivenContentInsetsLw().top;
2773        if (mContentBottom > top) {
2774            mContentBottom = top;
2775        }
2776        top = win.getVisibleFrameLw().top;
2777        top += win.getGivenVisibleInsetsLw().top;
2778        if (mCurBottom > top) {
2779            mCurBottom = top;
2780        }
2781        if (DEBUG_LAYOUT) Log.v(TAG, "Input method: mDockBottom="
2782                + mDockBottom + " mContentBottom="
2783                + mContentBottom + " mCurBottom=" + mCurBottom);
2784    }
2785
2786    /** {@inheritDoc} */
2787    @Override
2788    public void finishLayoutLw() {
2789        return;
2790    }
2791
2792    /** {@inheritDoc} */
2793    public void beginAnimationLw(int displayWidth, int displayHeight) {
2794        mTopFullscreenOpaqueWindowState = null;
2795        mForceStatusBar = false;
2796
2797        mHideLockScreen = false;
2798        mAllowLockscreenWhenOn = false;
2799        mDismissKeyguard = false;
2800    }
2801
2802    /** {@inheritDoc} */
2803    public void animatingWindowLw(WindowState win,
2804                                WindowManager.LayoutParams attrs) {
2805        if (DEBUG_LAYOUT) Slog.i(TAG, "Win " + win + ": isVisibleOrBehindKeyguardLw="
2806                + win.isVisibleOrBehindKeyguardLw());
2807        if (mTopFullscreenOpaqueWindowState == null &&
2808                win.isVisibleOrBehindKeyguardLw() && !win.isGoneForLayoutLw()) {
2809            if ((attrs.flags & FLAG_FORCE_NOT_FULLSCREEN) != 0) {
2810                mForceStatusBar = true;
2811            }
2812            if (((attrs.type >= FIRST_APPLICATION_WINDOW && attrs.type <= LAST_APPLICATION_WINDOW)
2813                        || attrs.type == TYPE_DREAM)
2814                    && attrs.x == 0 && attrs.y == 0
2815                    && attrs.width == WindowManager.LayoutParams.MATCH_PARENT
2816                    && attrs.height == WindowManager.LayoutParams.MATCH_PARENT) {
2817                if (DEBUG_LAYOUT) Log.v(TAG, "Fullscreen window: " + win);
2818                mTopFullscreenOpaqueWindowState = win;
2819                if ((attrs.flags & FLAG_SHOW_WHEN_LOCKED) != 0) {
2820                    if (localLOGV) Log.v(TAG, "Setting mHideLockScreen to true by win " + win);
2821                    mHideLockScreen = true;
2822                }
2823                if ((attrs.flags & FLAG_DISMISS_KEYGUARD) != 0) {
2824                    if (localLOGV) Log.v(TAG, "Setting mDismissKeyguard to true by win " + win);
2825                    mDismissKeyguard = true;
2826                }
2827                if ((attrs.flags & FLAG_ALLOW_LOCK_WHILE_SCREEN_ON) != 0) {
2828                    mAllowLockscreenWhenOn = true;
2829                }
2830            }
2831        }
2832    }
2833
2834    /** {@inheritDoc} */
2835    public int finishAnimationLw() {
2836        int changes = 0;
2837        boolean topIsFullscreen = false;
2838
2839        final WindowManager.LayoutParams lp = (mTopFullscreenOpaqueWindowState != null)
2840                ? mTopFullscreenOpaqueWindowState.getAttrs()
2841                : null;
2842
2843        if (mStatusBar != null) {
2844            if (DEBUG_LAYOUT) Log.i(TAG, "force=" + mForceStatusBar
2845                    + " top=" + mTopFullscreenOpaqueWindowState);
2846            if (mForceStatusBar) {
2847                if (DEBUG_LAYOUT) Log.v(TAG, "Showing status bar: forced");
2848                if (mStatusBar.showLw(true)) changes |= FINISH_LAYOUT_REDO_LAYOUT;
2849            } else if (mTopFullscreenOpaqueWindowState != null) {
2850                if (localLOGV) {
2851                    Log.d(TAG, "frame: " + mTopFullscreenOpaqueWindowState.getFrameLw()
2852                            + " shown frame: " + mTopFullscreenOpaqueWindowState.getShownFrameLw());
2853                    Log.d(TAG, "attr: " + mTopFullscreenOpaqueWindowState.getAttrs()
2854                            + " lp.flags=0x" + Integer.toHexString(lp.flags));
2855                }
2856                topIsFullscreen = (lp.flags & WindowManager.LayoutParams.FLAG_FULLSCREEN) != 0
2857                        || (mLastSystemUiFlags & View.SYSTEM_UI_FLAG_FULLSCREEN) != 0;
2858                // The subtle difference between the window for mTopFullscreenOpaqueWindowState
2859                // and mTopIsFullscreen is that that mTopIsFullscreen is set only if the window
2860                // has the FLAG_FULLSCREEN set.  Not sure if there is another way that to be the
2861                // case though.
2862                if (topIsFullscreen) {
2863                    if (DEBUG_LAYOUT) Log.v(TAG, "** HIDING status bar");
2864                    if (mStatusBar.hideLw(true)) {
2865                        changes |= FINISH_LAYOUT_REDO_LAYOUT;
2866
2867                        mHandler.post(new Runnable() { public void run() {
2868                            try {
2869                                IStatusBarService statusbar = getStatusBarService();
2870                                if (statusbar != null) {
2871                                    statusbar.collapse();
2872                                }
2873                            } catch (RemoteException ex) {
2874                                // re-acquire status bar service next time it is needed.
2875                                mStatusBarService = null;
2876                            }
2877                        }});
2878                    } else if (DEBUG_LAYOUT) {
2879                        Log.v(TAG, "Preventing status bar from hiding by policy");
2880                    }
2881                } else {
2882                    if (DEBUG_LAYOUT) Log.v(TAG, "** SHOWING status bar: top is not fullscreen");
2883                    if (mStatusBar.showLw(true)) changes |= FINISH_LAYOUT_REDO_LAYOUT;
2884                }
2885            }
2886        }
2887
2888        mTopIsFullscreen = topIsFullscreen;
2889
2890        // Hide the key guard if a visible window explicitly specifies that it wants to be displayed
2891        // when the screen is locked
2892        if (mKeyguard != null) {
2893            if (localLOGV) Log.v(TAG, "finishAnimationLw::mHideKeyguard="+mHideLockScreen);
2894            if (mDismissKeyguard && !mKeyguardMediator.isSecure()) {
2895                if (mKeyguard.hideLw(true)) {
2896                    changes |= FINISH_LAYOUT_REDO_LAYOUT
2897                            | FINISH_LAYOUT_REDO_CONFIG
2898                            | FINISH_LAYOUT_REDO_WALLPAPER;
2899                }
2900                if (mKeyguardMediator.isShowing()) {
2901                    mHandler.post(new Runnable() {
2902                        public void run() {
2903                            mKeyguardMediator.keyguardDone(false, false);
2904                        }
2905                    });
2906                }
2907            } else if (mHideLockScreen) {
2908                if (mKeyguard.hideLw(true)) {
2909                    changes |= FINISH_LAYOUT_REDO_LAYOUT
2910                            | FINISH_LAYOUT_REDO_CONFIG
2911                            | FINISH_LAYOUT_REDO_WALLPAPER;
2912                }
2913                mKeyguardMediator.setHidden(true);
2914            } else {
2915                if (mKeyguard.showLw(true)) {
2916                    changes |= FINISH_LAYOUT_REDO_LAYOUT
2917                            | FINISH_LAYOUT_REDO_CONFIG
2918                            | FINISH_LAYOUT_REDO_WALLPAPER;
2919                }
2920                mKeyguardMediator.setHidden(false);
2921            }
2922        }
2923
2924        if ((updateSystemUiVisibilityLw()&SYSTEM_UI_CHANGING_LAYOUT) != 0) {
2925            // If the navigation bar has been hidden or shown, we need to do another
2926            // layout pass to update that window.
2927            changes |= FINISH_LAYOUT_REDO_LAYOUT;
2928        }
2929
2930        // update since mAllowLockscreenWhenOn might have changed
2931        updateLockScreenTimeout();
2932        return changes;
2933    }
2934
2935    public boolean allowAppAnimationsLw() {
2936        if (mKeyguard != null && mKeyguard.isVisibleLw() && !mKeyguard.isAnimatingLw()) {
2937            // If keyguard is currently visible, no reason to animate
2938            // behind it.
2939            return false;
2940        }
2941        return true;
2942    }
2943
2944    public int focusChangedLw(WindowState lastFocus, WindowState newFocus) {
2945        mFocusedWindow = newFocus;
2946        if ((updateSystemUiVisibilityLw()&SYSTEM_UI_CHANGING_LAYOUT) != 0) {
2947            // If the navigation bar has been hidden or shown, we need to do another
2948            // layout pass to update that window.
2949            return FINISH_LAYOUT_REDO_LAYOUT;
2950        }
2951        return 0;
2952    }
2953
2954    /** {@inheritDoc} */
2955    public void notifyLidSwitchChanged(long whenNanos, boolean lidOpen) {
2956        // do nothing if headless
2957        if (mHeadless) return;
2958
2959        // lid changed state
2960        final int newLidState = lidOpen ? LID_OPEN : LID_CLOSED;
2961        if (newLidState == mLidState) {
2962            return;
2963        }
2964
2965        mLidState = newLidState;
2966        applyLidSwitchState();
2967        updateRotation(true);
2968
2969        if (lidOpen) {
2970            if (keyguardIsShowingTq()) {
2971                mKeyguardMediator.onWakeKeyWhenKeyguardShowingTq(
2972                        KeyEvent.KEYCODE_POWER, mDockMode != Intent.EXTRA_DOCK_STATE_UNDOCKED);
2973            } else {
2974                mPowerManager.wakeUp(SystemClock.uptimeMillis());
2975            }
2976        } else if (!mLidControlsSleep) {
2977            mPowerManager.userActivity(SystemClock.uptimeMillis(), false);
2978        }
2979    }
2980
2981    void setHdmiPlugged(boolean plugged) {
2982        if (mHdmiPlugged != plugged) {
2983            mHdmiPlugged = plugged;
2984            updateRotation(true, true);
2985            Intent intent = new Intent(ACTION_HDMI_PLUGGED);
2986            intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT);
2987            intent.putExtra(EXTRA_HDMI_PLUGGED_STATE, plugged);
2988            mContext.sendStickyBroadcast(intent);
2989        }
2990    }
2991
2992    void initializeHdmiState() {
2993        boolean plugged = false;
2994        // watch for HDMI plug messages if the hdmi switch exists
2995        if (new File("/sys/devices/virtual/switch/hdmi/state").exists()) {
2996            mHDMIObserver.startObserving("DEVPATH=/devices/virtual/switch/hdmi");
2997
2998            final String filename = "/sys/class/switch/hdmi/state";
2999            FileReader reader = null;
3000            try {
3001                reader = new FileReader(filename);
3002                char[] buf = new char[15];
3003                int n = reader.read(buf);
3004                if (n > 1) {
3005                    plugged = 0 != Integer.parseInt(new String(buf, 0, n-1));
3006                }
3007            } catch (IOException ex) {
3008                Slog.w(TAG, "Couldn't read hdmi state from " + filename + ": " + ex);
3009            } catch (NumberFormatException ex) {
3010                Slog.w(TAG, "Couldn't read hdmi state from " + filename + ": " + ex);
3011            } finally {
3012                if (reader != null) {
3013                    try {
3014                        reader.close();
3015                    } catch (IOException ex) {
3016                    }
3017                }
3018            }
3019        }
3020        // This dance forces the code in setHdmiPlugged to run.
3021        // Always do this so the sticky intent is stuck (to false) if there is no hdmi.
3022        mHdmiPlugged = !plugged;
3023        setHdmiPlugged(!mHdmiPlugged);
3024    }
3025
3026    /**
3027     * @return Whether music is being played right now.
3028     */
3029    boolean isMusicActive() {
3030        final AudioManager am = (AudioManager)mContext.getSystemService(Context.AUDIO_SERVICE);
3031        if (am == null) {
3032            Log.w(TAG, "isMusicActive: couldn't get AudioManager reference");
3033            return false;
3034        }
3035        return am.isMusicActive();
3036    }
3037
3038    /**
3039     * Tell the audio service to adjust the volume appropriate to the event.
3040     * @param keycode
3041     */
3042    void handleVolumeKey(int stream, int keycode) {
3043        IAudioService audioService = getAudioService();
3044        if (audioService == null) {
3045            return;
3046        }
3047        try {
3048            // since audio is playing, we shouldn't have to hold a wake lock
3049            // during the call, but we do it as a precaution for the rare possibility
3050            // that the music stops right before we call this
3051            // TODO: Actually handle MUTE.
3052            mBroadcastWakeLock.acquire();
3053            audioService.adjustStreamVolume(stream,
3054                keycode == KeyEvent.KEYCODE_VOLUME_UP
3055                            ? AudioManager.ADJUST_RAISE
3056                            : AudioManager.ADJUST_LOWER,
3057                    0);
3058        } catch (RemoteException e) {
3059            Log.w(TAG, "IAudioService.adjustStreamVolume() threw RemoteException " + e);
3060        } finally {
3061            mBroadcastWakeLock.release();
3062        }
3063    }
3064
3065    final Object mScreenshotLock = new Object();
3066    ServiceConnection mScreenshotConnection = null;
3067
3068    final Runnable mScreenshotTimeout = new Runnable() {
3069        @Override public void run() {
3070            synchronized (mScreenshotLock) {
3071                if (mScreenshotConnection != null) {
3072                    mContext.unbindService(mScreenshotConnection);
3073                    mScreenshotConnection = null;
3074                }
3075            }
3076        }
3077    };
3078
3079    // Assume this is called from the Handler thread.
3080    private void takeScreenshot() {
3081        synchronized (mScreenshotLock) {
3082            if (mScreenshotConnection != null) {
3083                return;
3084            }
3085            ComponentName cn = new ComponentName("com.android.systemui",
3086                    "com.android.systemui.screenshot.TakeScreenshotService");
3087            Intent intent = new Intent();
3088            intent.setComponent(cn);
3089            ServiceConnection conn = new ServiceConnection() {
3090                @Override
3091                public void onServiceConnected(ComponentName name, IBinder service) {
3092                    synchronized (mScreenshotLock) {
3093                        if (mScreenshotConnection != this) {
3094                            return;
3095                        }
3096                        Messenger messenger = new Messenger(service);
3097                        Message msg = Message.obtain(null, 1);
3098                        final ServiceConnection myConn = this;
3099                        Handler h = new Handler(mHandler.getLooper()) {
3100                            @Override
3101                            public void handleMessage(Message msg) {
3102                                synchronized (mScreenshotLock) {
3103                                    if (mScreenshotConnection == myConn) {
3104                                        mContext.unbindService(mScreenshotConnection);
3105                                        mScreenshotConnection = null;
3106                                        mHandler.removeCallbacks(mScreenshotTimeout);
3107                                    }
3108                                }
3109                            }
3110                        };
3111                        msg.replyTo = new Messenger(h);
3112                        msg.arg1 = msg.arg2 = 0;
3113                        if (mStatusBar != null && mStatusBar.isVisibleLw())
3114                            msg.arg1 = 1;
3115                        if (mNavigationBar != null && mNavigationBar.isVisibleLw())
3116                            msg.arg2 = 1;
3117                        try {
3118                            messenger.send(msg);
3119                        } catch (RemoteException e) {
3120                        }
3121                    }
3122                }
3123                @Override
3124                public void onServiceDisconnected(ComponentName name) {}
3125            };
3126            if (mContext.bindService(intent, conn, Context.BIND_AUTO_CREATE)) {
3127                mScreenshotConnection = conn;
3128                mHandler.postDelayed(mScreenshotTimeout, 10000);
3129            }
3130        }
3131    }
3132
3133    /** {@inheritDoc} */
3134    @Override
3135    public int interceptKeyBeforeQueueing(KeyEvent event, int policyFlags, boolean isScreenOn) {
3136        if (!mSystemBooted) {
3137            // If we have not yet booted, don't let key events do anything.
3138            return 0;
3139        }
3140
3141        final boolean down = event.getAction() == KeyEvent.ACTION_DOWN;
3142        final boolean canceled = event.isCanceled();
3143        final int keyCode = event.getKeyCode();
3144
3145        final boolean isInjected = (policyFlags & WindowManagerPolicy.FLAG_INJECTED) != 0;
3146
3147        // If screen is off then we treat the case where the keyguard is open but hidden
3148        // the same as if it were open and in front.
3149        // This will prevent any keys other than the power button from waking the screen
3150        // when the keyguard is hidden by another activity.
3151        final boolean keyguardActive = (mKeyguardMediator == null ? false :
3152                                            (isScreenOn ?
3153                                                mKeyguardMediator.isShowingAndNotHidden() :
3154                                                mKeyguardMediator.isShowing()));
3155
3156        if (keyCode == KeyEvent.KEYCODE_POWER) {
3157            policyFlags |= WindowManagerPolicy.FLAG_WAKE;
3158        }
3159        final boolean isWakeKey = (policyFlags & (WindowManagerPolicy.FLAG_WAKE
3160                | WindowManagerPolicy.FLAG_WAKE_DROPPED)) != 0;
3161
3162        if (DEBUG_INPUT) {
3163            Log.d(TAG, "interceptKeyTq keycode=" + keyCode
3164                    + " screenIsOn=" + isScreenOn + " keyguardActive=" + keyguardActive
3165                    + " policyFlags=" + Integer.toHexString(policyFlags)
3166                    + " isWakeKey=" + isWakeKey);
3167        }
3168
3169        if (down && (policyFlags & WindowManagerPolicy.FLAG_VIRTUAL) != 0
3170                && event.getRepeatCount() == 0) {
3171            performHapticFeedbackLw(null, HapticFeedbackConstants.VIRTUAL_KEY, false);
3172        }
3173
3174        // Basic policy based on screen state and keyguard.
3175        // FIXME: This policy isn't quite correct.  We shouldn't care whether the screen
3176        //        is on or off, really.  We should care about whether the device is in an
3177        //        interactive state or is in suspend pretending to be "off".
3178        //        The primary screen might be turned off due to proximity sensor or
3179        //        because we are presenting media on an auxiliary screen or remotely controlling
3180        //        the device some other way (which is why we have an exemption here for injected
3181        //        events).
3182        int result;
3183        if ((isScreenOn && !mHeadless) || (isInjected && !isWakeKey)) {
3184            // When the screen is on or if the key is injected pass the key to the application.
3185            result = ACTION_PASS_TO_USER;
3186        } else {
3187            // When the screen is off and the key is not injected, determine whether
3188            // to wake the device but don't pass the key to the application.
3189            result = 0;
3190            if (down && isWakeKey) {
3191                if (keyguardActive) {
3192                    // If the keyguard is showing, let it decide what to do with the wake key.
3193                    mKeyguardMediator.onWakeKeyWhenKeyguardShowingTq(keyCode,
3194                            mDockMode != Intent.EXTRA_DOCK_STATE_UNDOCKED);
3195                } else {
3196                    // Otherwise, wake the device ourselves.
3197                    result |= ACTION_WAKE_UP;
3198                }
3199            }
3200        }
3201
3202        // Handle special keys.
3203        switch (keyCode) {
3204            case KeyEvent.KEYCODE_VOLUME_DOWN:
3205            case KeyEvent.KEYCODE_VOLUME_UP:
3206            case KeyEvent.KEYCODE_VOLUME_MUTE: {
3207                if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN) {
3208                    if (down) {
3209                        if (isScreenOn && !mVolumeDownKeyTriggered
3210                                && (event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) {
3211                            mVolumeDownKeyTriggered = true;
3212                            mVolumeDownKeyTime = event.getDownTime();
3213                            mVolumeDownKeyConsumedByScreenshotChord = false;
3214                            cancelPendingPowerKeyAction();
3215                            interceptScreenshotChord();
3216                        }
3217                    } else {
3218                        mVolumeDownKeyTriggered = false;
3219                        cancelPendingScreenshotChordAction();
3220                    }
3221                } else if (keyCode == KeyEvent.KEYCODE_VOLUME_UP) {
3222                    if (down) {
3223                        if (isScreenOn && !mVolumeUpKeyTriggered
3224                                && (event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) {
3225                            mVolumeUpKeyTriggered = true;
3226                            cancelPendingPowerKeyAction();
3227                            cancelPendingScreenshotChordAction();
3228                        }
3229                    } else {
3230                        mVolumeUpKeyTriggered = false;
3231                        cancelPendingScreenshotChordAction();
3232                    }
3233                }
3234                if (down) {
3235                    ITelephony telephonyService = getTelephonyService();
3236                    if (telephonyService != null) {
3237                        try {
3238                            if (telephonyService.isRinging()) {
3239                                // If an incoming call is ringing, either VOLUME key means
3240                                // "silence ringer".  We handle these keys here, rather than
3241                                // in the InCallScreen, to make sure we'll respond to them
3242                                // even if the InCallScreen hasn't come to the foreground yet.
3243                                // Look for the DOWN event here, to agree with the "fallback"
3244                                // behavior in the InCallScreen.
3245                                Log.i(TAG, "interceptKeyBeforeQueueing:"
3246                                      + " VOLUME key-down while ringing: Silence ringer!");
3247
3248                                // Silence the ringer.  (It's safe to call this
3249                                // even if the ringer has already been silenced.)
3250                                telephonyService.silenceRinger();
3251
3252                                // And *don't* pass this key thru to the current activity
3253                                // (which is probably the InCallScreen.)
3254                                result &= ~ACTION_PASS_TO_USER;
3255                                break;
3256                            }
3257                            if (telephonyService.isOffhook()
3258                                    && (result & ACTION_PASS_TO_USER) == 0) {
3259                                // If we are in call but we decided not to pass the key to
3260                                // the application, handle the volume change here.
3261                                handleVolumeKey(AudioManager.STREAM_VOICE_CALL, keyCode);
3262                                break;
3263                            }
3264                        } catch (RemoteException ex) {
3265                            Log.w(TAG, "ITelephony threw RemoteException", ex);
3266                        }
3267                    }
3268
3269                    if (isMusicActive() && (result & ACTION_PASS_TO_USER) == 0) {
3270                        // If music is playing but we decided not to pass the key to the
3271                        // application, handle the volume change here.
3272                        handleVolumeKey(AudioManager.STREAM_MUSIC, keyCode);
3273                        break;
3274                    }
3275                }
3276                break;
3277            }
3278
3279            case KeyEvent.KEYCODE_ENDCALL: {
3280                result &= ~ACTION_PASS_TO_USER;
3281                if (down) {
3282                    ITelephony telephonyService = getTelephonyService();
3283                    boolean hungUp = false;
3284                    if (telephonyService != null) {
3285                        try {
3286                            hungUp = telephonyService.endCall();
3287                        } catch (RemoteException ex) {
3288                            Log.w(TAG, "ITelephony threw RemoteException", ex);
3289                        }
3290                    }
3291                    interceptPowerKeyDown(!isScreenOn || hungUp);
3292                } else {
3293                    if (interceptPowerKeyUp(canceled)) {
3294                        if ((mEndcallBehavior
3295                                & Settings.System.END_BUTTON_BEHAVIOR_HOME) != 0) {
3296                            if (goHome()) {
3297                                break;
3298                            }
3299                        }
3300                        if ((mEndcallBehavior
3301                                & Settings.System.END_BUTTON_BEHAVIOR_SLEEP) != 0) {
3302                            result = (result & ~ACTION_WAKE_UP) | ACTION_GO_TO_SLEEP;
3303                        }
3304                    }
3305                }
3306                break;
3307            }
3308
3309            case KeyEvent.KEYCODE_POWER: {
3310                result &= ~ACTION_PASS_TO_USER;
3311                if (down) {
3312                    if (isScreenOn && !mPowerKeyTriggered
3313                            && (event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) {
3314                        mPowerKeyTriggered = true;
3315                        mPowerKeyTime = event.getDownTime();
3316                        interceptScreenshotChord();
3317                    }
3318
3319                    ITelephony telephonyService = getTelephonyService();
3320                    boolean hungUp = false;
3321                    if (telephonyService != null) {
3322                        try {
3323                            if (telephonyService.isRinging()) {
3324                                // Pressing Power while there's a ringing incoming
3325                                // call should silence the ringer.
3326                                telephonyService.silenceRinger();
3327                            } else if ((mIncallPowerBehavior
3328                                    & Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR_HANGUP) != 0
3329                                    && telephonyService.isOffhook()) {
3330                                // Otherwise, if "Power button ends call" is enabled,
3331                                // the Power button will hang up any current active call.
3332                                hungUp = telephonyService.endCall();
3333                            }
3334                        } catch (RemoteException ex) {
3335                            Log.w(TAG, "ITelephony threw RemoteException", ex);
3336                        }
3337                    }
3338                    interceptPowerKeyDown(!isScreenOn || hungUp
3339                            || mVolumeDownKeyTriggered || mVolumeUpKeyTriggered);
3340                } else {
3341                    mPowerKeyTriggered = false;
3342                    cancelPendingScreenshotChordAction();
3343                    if (interceptPowerKeyUp(canceled || mPendingPowerKeyUpCanceled)) {
3344                        result = (result & ~ACTION_WAKE_UP) | ACTION_GO_TO_SLEEP;
3345                    }
3346                    mPendingPowerKeyUpCanceled = false;
3347                }
3348                break;
3349            }
3350
3351            case KeyEvent.KEYCODE_MEDIA_PLAY:
3352            case KeyEvent.KEYCODE_MEDIA_PAUSE:
3353            case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
3354                if (down) {
3355                    ITelephony telephonyService = getTelephonyService();
3356                    if (telephonyService != null) {
3357                        try {
3358                            if (!telephonyService.isIdle()) {
3359                                // Suppress PLAY/PAUSE toggle when phone is ringing or in-call
3360                                // to avoid music playback.
3361                                break;
3362                            }
3363                        } catch (RemoteException ex) {
3364                            Log.w(TAG, "ITelephony threw RemoteException", ex);
3365                        }
3366                    }
3367                }
3368            case KeyEvent.KEYCODE_HEADSETHOOK:
3369            case KeyEvent.KEYCODE_MUTE:
3370            case KeyEvent.KEYCODE_MEDIA_STOP:
3371            case KeyEvent.KEYCODE_MEDIA_NEXT:
3372            case KeyEvent.KEYCODE_MEDIA_PREVIOUS:
3373            case KeyEvent.KEYCODE_MEDIA_REWIND:
3374            case KeyEvent.KEYCODE_MEDIA_RECORD:
3375            case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD: {
3376                if ((result & ACTION_PASS_TO_USER) == 0) {
3377                    // Only do this if we would otherwise not pass it to the user. In that
3378                    // case, the PhoneWindow class will do the same thing, except it will
3379                    // only do it if the showing app doesn't process the key on its own.
3380                    // Note that we need to make a copy of the key event here because the
3381                    // original key event will be recycled when we return.
3382                    mBroadcastWakeLock.acquire();
3383                    Message msg = mHandler.obtainMessage(MSG_DISPATCH_MEDIA_KEY_WITH_WAKE_LOCK,
3384                            new KeyEvent(event));
3385                    msg.setAsynchronous(true);
3386                    msg.sendToTarget();
3387                }
3388                break;
3389            }
3390
3391            case KeyEvent.KEYCODE_CALL: {
3392                if (down) {
3393                    ITelephony telephonyService = getTelephonyService();
3394                    if (telephonyService != null) {
3395                        try {
3396                            if (telephonyService.isRinging()) {
3397                                Log.i(TAG, "interceptKeyBeforeQueueing:"
3398                                      + " CALL key-down while ringing: Answer the call!");
3399                                telephonyService.answerRingingCall();
3400
3401                                // And *don't* pass this key thru to the current activity
3402                                // (which is presumably the InCallScreen.)
3403                                result &= ~ACTION_PASS_TO_USER;
3404                            }
3405                        } catch (RemoteException ex) {
3406                            Log.w(TAG, "ITelephony threw RemoteException", ex);
3407                        }
3408                    }
3409                }
3410                break;
3411            }
3412        }
3413        return result;
3414    }
3415
3416    /** {@inheritDoc} */
3417    @Override
3418    public int interceptMotionBeforeQueueingWhenScreenOff(int policyFlags) {
3419        int result = 0;
3420
3421        final boolean isWakeMotion = (policyFlags
3422                & (WindowManagerPolicy.FLAG_WAKE | WindowManagerPolicy.FLAG_WAKE_DROPPED)) != 0;
3423        if (isWakeMotion) {
3424            if (mKeyguardMediator != null && mKeyguardMediator.isShowing()) {
3425                // If the keyguard is showing, let it decide what to do with the wake motion.
3426                mKeyguardMediator.onWakeMotionWhenKeyguardShowingTq();
3427            } else {
3428                // Otherwise, wake the device ourselves.
3429                result |= ACTION_WAKE_UP;
3430            }
3431        }
3432        return result;
3433    }
3434
3435    void dispatchMediaKeyWithWakeLock(KeyEvent event) {
3436        if (DEBUG_INPUT) {
3437            Slog.d(TAG, "dispatchMediaKeyWithWakeLock: " + event);
3438        }
3439
3440        if (mHavePendingMediaKeyRepeatWithWakeLock) {
3441            if (DEBUG_INPUT) {
3442                Slog.d(TAG, "dispatchMediaKeyWithWakeLock: canceled repeat");
3443            }
3444
3445            mHandler.removeMessages(MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK);
3446            mHavePendingMediaKeyRepeatWithWakeLock = false;
3447            mBroadcastWakeLock.release(); // pending repeat was holding onto the wake lock
3448        }
3449
3450        dispatchMediaKeyWithWakeLockToAudioService(event);
3451
3452        if (event.getAction() == KeyEvent.ACTION_DOWN
3453                && event.getRepeatCount() == 0) {
3454            mHavePendingMediaKeyRepeatWithWakeLock = true;
3455
3456            Message msg = mHandler.obtainMessage(
3457                    MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK, event);
3458            msg.setAsynchronous(true);
3459            mHandler.sendMessageDelayed(msg, ViewConfiguration.getKeyRepeatTimeout());
3460        } else {
3461            mBroadcastWakeLock.release();
3462        }
3463    }
3464
3465    void dispatchMediaKeyRepeatWithWakeLock(KeyEvent event) {
3466        mHavePendingMediaKeyRepeatWithWakeLock = false;
3467
3468        KeyEvent repeatEvent = KeyEvent.changeTimeRepeat(event,
3469                SystemClock.uptimeMillis(), 1, event.getFlags() | KeyEvent.FLAG_LONG_PRESS);
3470        if (DEBUG_INPUT) {
3471            Slog.d(TAG, "dispatchMediaKeyRepeatWithWakeLock: " + repeatEvent);
3472        }
3473
3474        dispatchMediaKeyWithWakeLockToAudioService(repeatEvent);
3475        mBroadcastWakeLock.release();
3476    }
3477
3478    void dispatchMediaKeyWithWakeLockToAudioService(KeyEvent event) {
3479        if (ActivityManagerNative.isSystemReady()) {
3480            IAudioService audioService = getAudioService();
3481            if (audioService != null) {
3482                try {
3483                    audioService.dispatchMediaKeyEventUnderWakelock(event);
3484                } catch (RemoteException e) {
3485                    Log.e(TAG, "dispatchMediaKeyEvent threw exception " + e);
3486                }
3487            }
3488        }
3489    }
3490
3491    BroadcastReceiver mDockReceiver = new BroadcastReceiver() {
3492        public void onReceive(Context context, Intent intent) {
3493            if (Intent.ACTION_DOCK_EVENT.equals(intent.getAction())) {
3494                mDockMode = intent.getIntExtra(Intent.EXTRA_DOCK_STATE,
3495                        Intent.EXTRA_DOCK_STATE_UNDOCKED);
3496            } else {
3497                try {
3498                    IUiModeManager uiModeService = IUiModeManager.Stub.asInterface(
3499                            ServiceManager.getService(Context.UI_MODE_SERVICE));
3500                    mUiMode = uiModeService.getCurrentModeType();
3501                } catch (RemoteException e) {
3502                }
3503            }
3504            updateRotation(true);
3505            updateOrientationListenerLp();
3506        }
3507    };
3508
3509    /** {@inheritDoc} */
3510    public void screenTurnedOff(int why) {
3511        EventLog.writeEvent(70000, 0);
3512        synchronized (mLock) {
3513            mScreenOnEarly = false;
3514            mScreenOnFully = false;
3515        }
3516        if (mKeyguardMediator != null) {
3517            mKeyguardMediator.onScreenTurnedOff(why);
3518        }
3519        synchronized (mLock) {
3520            updateOrientationListenerLp();
3521            updateLockScreenTimeout();
3522        }
3523    }
3524
3525    /** {@inheritDoc} */
3526    public void screenTurningOn(final ScreenOnListener screenOnListener) {
3527        EventLog.writeEvent(70000, 1);
3528        if (false) {
3529            RuntimeException here = new RuntimeException("here");
3530            here.fillInStackTrace();
3531            Slog.i(TAG, "Screen turning on...", here);
3532        }
3533        if (screenOnListener != null) {
3534            if (mKeyguardMediator != null) {
3535                try {
3536                    mWindowManager.setEventDispatching(true);
3537                } catch (RemoteException unhandled) {
3538                }
3539                mKeyguardMediator.onScreenTurnedOn(new KeyguardViewManager.ShowListener() {
3540                    @Override public void onShown(IBinder windowToken) {
3541                        if (windowToken != null) {
3542                            try {
3543                                mWindowManager.waitForWindowDrawn(windowToken,
3544                                        new IRemoteCallback.Stub() {
3545                                    @Override public void sendResult(Bundle data) {
3546                                        Slog.i(TAG, "Lock screen displayed!");
3547                                        screenOnListener.onScreenOn();
3548                                        synchronized (mLock) {
3549                                            mScreenOnFully = true;
3550                                        }
3551                                    }
3552                                });
3553                            } catch (RemoteException e) {
3554                            }
3555                        } else {
3556                            Slog.i(TAG, "No lock screen!");
3557                            screenOnListener.onScreenOn();
3558                            synchronized (mLock) {
3559                                mScreenOnFully = true;
3560                            }
3561                        }
3562                    }
3563                });
3564            }
3565        } else {
3566            if (mKeyguardMediator != null) {
3567                // Must set mScreenOn = true.
3568                mKeyguardMediator.onScreenTurnedOn(null);
3569            }
3570            synchronized (mLock) {
3571                mScreenOnFully = true;
3572            }
3573        }
3574        synchronized (mLock) {
3575            mScreenOnEarly = true;
3576            updateOrientationListenerLp();
3577            updateLockScreenTimeout();
3578        }
3579    }
3580
3581    /** {@inheritDoc} */
3582    public boolean isScreenOnEarly() {
3583        return mScreenOnEarly;
3584    }
3585
3586    /** {@inheritDoc} */
3587    public boolean isScreenOnFully() {
3588        return mScreenOnFully;
3589    }
3590
3591    /** {@inheritDoc} */
3592    public void enableKeyguard(boolean enabled) {
3593        if (mKeyguardMediator != null) {
3594            mKeyguardMediator.setKeyguardEnabled(enabled);
3595        }
3596    }
3597
3598    /** {@inheritDoc} */
3599    public void exitKeyguardSecurely(OnKeyguardExitResult callback) {
3600        if (mKeyguardMediator != null) {
3601            mKeyguardMediator.verifyUnlock(callback);
3602        }
3603    }
3604
3605    private boolean keyguardIsShowingTq() {
3606        if (mKeyguardMediator == null) return false;
3607        return mKeyguardMediator.isShowingAndNotHidden();
3608    }
3609
3610
3611    /** {@inheritDoc} */
3612    public boolean isKeyguardLocked() {
3613        return keyguardOn();
3614    }
3615
3616    /** {@inheritDoc} */
3617    public boolean isKeyguardSecure() {
3618        if (mKeyguardMediator == null) return false;
3619        return mKeyguardMediator.isSecure();
3620    }
3621
3622    /** {@inheritDoc} */
3623    public boolean inKeyguardRestrictedKeyInputMode() {
3624        if (mKeyguardMediator == null) return false;
3625        return mKeyguardMediator.isInputRestricted();
3626    }
3627
3628    public void dismissKeyguardLw() {
3629        if (!mKeyguardMediator.isSecure()) {
3630            if (mKeyguardMediator.isShowing()) {
3631                mHandler.post(new Runnable() {
3632                    public void run() {
3633                        mKeyguardMediator.keyguardDone(false, true);
3634                    }
3635                });
3636            }
3637        }
3638    }
3639
3640    void sendCloseSystemWindows() {
3641        sendCloseSystemWindows(mContext, null);
3642    }
3643
3644    void sendCloseSystemWindows(String reason) {
3645        sendCloseSystemWindows(mContext, reason);
3646    }
3647
3648    static void sendCloseSystemWindows(Context context, String reason) {
3649        if (ActivityManagerNative.isSystemReady()) {
3650            try {
3651                ActivityManagerNative.getDefault().closeSystemDialogs(reason);
3652            } catch (RemoteException e) {
3653            }
3654        }
3655    }
3656
3657    @Override
3658    public int rotationForOrientationLw(int orientation, int lastRotation) {
3659        if (false) {
3660            Slog.v(TAG, "rotationForOrientationLw(orient="
3661                        + orientation + ", last=" + lastRotation
3662                        + "); user=" + mUserRotation + " "
3663                        + ((mUserRotationMode == WindowManagerPolicy.USER_ROTATION_LOCKED)
3664                            ? "USER_ROTATION_LOCKED" : "")
3665                        );
3666        }
3667
3668        synchronized (mLock) {
3669            int sensorRotation = mOrientationListener.getProposedRotation(); // may be -1
3670            if (sensorRotation < 0) {
3671                // Sensor is disabled, device probably just turned off.
3672                if (mLastSensorRotation >= 0) {
3673                    sensorRotation = mLastSensorRotation;
3674                } else {
3675                    // Sensor has never been enabled. Last resort is to use lastRotation.
3676                    sensorRotation = lastRotation;
3677                }
3678            } else {
3679                // Valid sensor data, save it away.
3680                mLastSensorRotation = sensorRotation;
3681            }
3682
3683            final int preferredRotation;
3684            if (mLidState == LID_OPEN && mLidOpenRotation >= 0) {
3685                // Ignore sensor when lid switch is open and rotation is forced.
3686                preferredRotation = mLidOpenRotation;
3687            } else if (mDockMode == Intent.EXTRA_DOCK_STATE_CAR
3688                    && (mCarDockEnablesAccelerometer || mCarDockRotation >= 0)) {
3689                // Ignore sensor when in car dock unless explicitly enabled.
3690                // This case can override the behavior of NOSENSOR, and can also
3691                // enable 180 degree rotation while docked.
3692                preferredRotation = mCarDockEnablesAccelerometer
3693                        ? sensorRotation : mCarDockRotation;
3694            } else if ((mDockMode == Intent.EXTRA_DOCK_STATE_DESK
3695                    || mDockMode == Intent.EXTRA_DOCK_STATE_LE_DESK
3696                    || mDockMode == Intent.EXTRA_DOCK_STATE_HE_DESK)
3697                    && (mDeskDockEnablesAccelerometer || mDeskDockRotation >= 0)) {
3698                // Ignore sensor when in desk dock unless explicitly enabled.
3699                // This case can override the behavior of NOSENSOR, and can also
3700                // enable 180 degree rotation while docked.
3701                preferredRotation = mDeskDockEnablesAccelerometer
3702                        ? sensorRotation : mDeskDockRotation;
3703            } else if (mHdmiPlugged) {
3704                // Ignore sensor when plugged into HDMI.
3705                // Note that the dock orientation overrides the HDMI orientation.
3706                preferredRotation = mHdmiRotation;
3707            } else if ((mUserRotationMode == WindowManagerPolicy.USER_ROTATION_FREE
3708                            && (orientation == ActivityInfo.SCREEN_ORIENTATION_USER
3709                                    || orientation == ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED))
3710                    || orientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR
3711                    || orientation == ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR
3712                    || orientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE
3713                    || orientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT) {
3714                // Otherwise, use sensor only if requested by the application or enabled
3715                // by default for USER or UNSPECIFIED modes.  Does not apply to NOSENSOR.
3716                if (mAllowAllRotations < 0) {
3717                    // Can't read this during init() because the context doesn't
3718                    // have display metrics at that time so we cannot determine
3719                    // tablet vs. phone then.
3720                    mAllowAllRotations = mContext.getResources().getBoolean(
3721                            com.android.internal.R.bool.config_allowAllRotations) ? 1 : 0;
3722                }
3723                if (sensorRotation != Surface.ROTATION_180
3724                        || mAllowAllRotations == 1
3725                        || orientation == ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR) {
3726                    preferredRotation = sensorRotation;
3727                } else {
3728                    preferredRotation = lastRotation;
3729                }
3730            } else if (mUserRotationMode == WindowManagerPolicy.USER_ROTATION_LOCKED
3731                    && orientation != ActivityInfo.SCREEN_ORIENTATION_NOSENSOR) {
3732                // Apply rotation lock.  Does not apply to NOSENSOR.
3733                // The idea is that the user rotation expresses a weak preference for the direction
3734                // of gravity and as NOSENSOR is never affected by gravity, then neither should
3735                // NOSENSOR be affected by rotation lock (although it will be affected by docks).
3736                preferredRotation = mUserRotation;
3737            } else {
3738                // No overriding preference.
3739                // We will do exactly what the application asked us to do.
3740                preferredRotation = -1;
3741            }
3742
3743            switch (orientation) {
3744                case ActivityInfo.SCREEN_ORIENTATION_PORTRAIT:
3745                    // Return portrait unless overridden.
3746                    if (isAnyPortrait(preferredRotation)) {
3747                        return preferredRotation;
3748                    }
3749                    return mPortraitRotation;
3750
3751                case ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE:
3752                    // Return landscape unless overridden.
3753                    if (isLandscapeOrSeascape(preferredRotation)) {
3754                        return preferredRotation;
3755                    }
3756                    return mLandscapeRotation;
3757
3758                case ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT:
3759                    // Return reverse portrait unless overridden.
3760                    if (isAnyPortrait(preferredRotation)) {
3761                        return preferredRotation;
3762                    }
3763                    return mUpsideDownRotation;
3764
3765                case ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE:
3766                    // Return seascape unless overridden.
3767                    if (isLandscapeOrSeascape(preferredRotation)) {
3768                        return preferredRotation;
3769                    }
3770                    return mSeascapeRotation;
3771
3772                case ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE:
3773                    // Return either landscape rotation.
3774                    if (isLandscapeOrSeascape(preferredRotation)) {
3775                        return preferredRotation;
3776                    }
3777                    if (isLandscapeOrSeascape(lastRotation)) {
3778                        return lastRotation;
3779                    }
3780                    return mLandscapeRotation;
3781
3782                case ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT:
3783                    // Return either portrait rotation.
3784                    if (isAnyPortrait(preferredRotation)) {
3785                        return preferredRotation;
3786                    }
3787                    if (isAnyPortrait(lastRotation)) {
3788                        return lastRotation;
3789                    }
3790                    return mPortraitRotation;
3791
3792                default:
3793                    // For USER, UNSPECIFIED, NOSENSOR, SENSOR and FULL_SENSOR,
3794                    // just return the preferred orientation we already calculated.
3795                    if (preferredRotation >= 0) {
3796                        return preferredRotation;
3797                    }
3798                    return Surface.ROTATION_0;
3799            }
3800        }
3801    }
3802
3803    @Override
3804    public boolean rotationHasCompatibleMetricsLw(int orientation, int rotation) {
3805        switch (orientation) {
3806            case ActivityInfo.SCREEN_ORIENTATION_PORTRAIT:
3807            case ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT:
3808            case ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT:
3809                return isAnyPortrait(rotation);
3810
3811            case ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE:
3812            case ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE:
3813            case ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE:
3814                return isLandscapeOrSeascape(rotation);
3815
3816            default:
3817                return true;
3818        }
3819    }
3820
3821    @Override
3822    public void setRotationLw(int rotation) {
3823        mOrientationListener.setCurrentRotation(rotation);
3824    }
3825
3826    private boolean isLandscapeOrSeascape(int rotation) {
3827        return rotation == mLandscapeRotation || rotation == mSeascapeRotation;
3828    }
3829
3830    private boolean isAnyPortrait(int rotation) {
3831        return rotation == mPortraitRotation || rotation == mUpsideDownRotation;
3832    }
3833
3834
3835    // User rotation: to be used when all else fails in assigning an orientation to the device
3836    public void setUserRotationMode(int mode, int rot) {
3837        ContentResolver res = mContext.getContentResolver();
3838
3839        // mUserRotationMode and mUserRotation will be assigned by the content observer
3840        if (mode == WindowManagerPolicy.USER_ROTATION_LOCKED) {
3841            Settings.System.putInt(res,
3842                    Settings.System.USER_ROTATION,
3843                    rot);
3844            Settings.System.putInt(res,
3845                    Settings.System.ACCELEROMETER_ROTATION,
3846                    0);
3847        } else {
3848            Settings.System.putInt(res,
3849                    Settings.System.ACCELEROMETER_ROTATION,
3850                    1);
3851        }
3852    }
3853
3854    public void setSafeMode(boolean safeMode) {
3855        mSafeMode = safeMode;
3856        performHapticFeedbackLw(null, safeMode
3857                ? HapticFeedbackConstants.SAFE_MODE_ENABLED
3858                : HapticFeedbackConstants.SAFE_MODE_DISABLED, true);
3859    }
3860
3861    static long[] getLongIntArray(Resources r, int resid) {
3862        int[] ar = r.getIntArray(resid);
3863        if (ar == null) {
3864            return null;
3865        }
3866        long[] out = new long[ar.length];
3867        for (int i=0; i<ar.length; i++) {
3868            out[i] = ar[i];
3869        }
3870        return out;
3871    }
3872
3873    /** {@inheritDoc} */
3874    public void systemReady() {
3875        if (mKeyguardMediator != null) {
3876            // tell the keyguard
3877            mKeyguardMediator.onSystemReady();
3878        }
3879        synchronized (mLock) {
3880            updateOrientationListenerLp();
3881            mSystemReady = true;
3882            mHandler.post(new Runnable() {
3883                public void run() {
3884                    updateSettings();
3885                }
3886            });
3887        }
3888    }
3889
3890    /** {@inheritDoc} */
3891    public void systemBooted() {
3892        synchronized (mLock) {
3893            mSystemBooted = true;
3894        }
3895    }
3896
3897    ProgressDialog mBootMsgDialog = null;
3898
3899    /** {@inheritDoc} */
3900    public void showBootMessage(final CharSequence msg, final boolean always) {
3901        if (mHeadless) return;
3902        mHandler.post(new Runnable() {
3903            @Override public void run() {
3904                if (mBootMsgDialog == null) {
3905                    mBootMsgDialog = new ProgressDialog(mContext) {
3906                        // This dialog will consume all events coming in to
3907                        // it, to avoid it trying to do things too early in boot.
3908                        @Override public boolean dispatchKeyEvent(KeyEvent event) {
3909                            return true;
3910                        }
3911                        @Override public boolean dispatchKeyShortcutEvent(KeyEvent event) {
3912                            return true;
3913                        }
3914                        @Override public boolean dispatchTouchEvent(MotionEvent ev) {
3915                            return true;
3916                        }
3917                        @Override public boolean dispatchTrackballEvent(MotionEvent ev) {
3918                            return true;
3919                        }
3920                        @Override public boolean dispatchGenericMotionEvent(MotionEvent ev) {
3921                            return true;
3922                        }
3923                        @Override public boolean dispatchPopulateAccessibilityEvent(
3924                                AccessibilityEvent event) {
3925                            return true;
3926                        }
3927                    };
3928                    mBootMsgDialog.setTitle(R.string.android_upgrading_title);
3929                    mBootMsgDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
3930                    mBootMsgDialog.setIndeterminate(true);
3931                    mBootMsgDialog.getWindow().setType(
3932                            WindowManager.LayoutParams.TYPE_BOOT_PROGRESS);
3933                    mBootMsgDialog.getWindow().addFlags(
3934                            WindowManager.LayoutParams.FLAG_DIM_BEHIND
3935                            | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN);
3936                    mBootMsgDialog.getWindow().setDimAmount(1);
3937                    WindowManager.LayoutParams lp = mBootMsgDialog.getWindow().getAttributes();
3938                    lp.screenOrientation = ActivityInfo.SCREEN_ORIENTATION_NOSENSOR;
3939                    mBootMsgDialog.getWindow().setAttributes(lp);
3940                    mBootMsgDialog.setCancelable(false);
3941                    mBootMsgDialog.show();
3942                }
3943                mBootMsgDialog.setMessage(msg);
3944            }
3945        });
3946    }
3947
3948    /** {@inheritDoc} */
3949    public void hideBootMessages() {
3950        mHandler.post(new Runnable() {
3951            @Override public void run() {
3952                if (mBootMsgDialog != null) {
3953                    mBootMsgDialog.dismiss();
3954                    mBootMsgDialog = null;
3955                }
3956            }
3957        });
3958    }
3959
3960    /** {@inheritDoc} */
3961    public void userActivity() {
3962        // ***************************************
3963        // NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE
3964        // ***************************************
3965        // THIS IS CALLED FROM DEEP IN THE POWER MANAGER
3966        // WITH ITS LOCKS HELD.
3967        //
3968        // This code must be VERY careful about the locks
3969        // it acquires.
3970        // In fact, the current code acquires way too many,
3971        // and probably has lurking deadlocks.
3972
3973        synchronized (mScreenLockTimeout) {
3974            if (mLockScreenTimerActive) {
3975                // reset the timer
3976                mHandler.removeCallbacks(mScreenLockTimeout);
3977                mHandler.postDelayed(mScreenLockTimeout, mLockScreenTimeout);
3978            }
3979        }
3980    }
3981
3982    Runnable mScreenLockTimeout = new Runnable() {
3983        public void run() {
3984            synchronized (this) {
3985                if (localLOGV) Log.v(TAG, "mScreenLockTimeout activating keyguard");
3986                if (mKeyguardMediator != null) {
3987                    mKeyguardMediator.doKeyguardTimeout();
3988                }
3989                mLockScreenTimerActive = false;
3990            }
3991        }
3992    };
3993
3994    public void lockNow() {
3995        mContext.enforceCallingOrSelfPermission(android.Manifest.permission.DEVICE_POWER, null);
3996        mHandler.removeCallbacks(mScreenLockTimeout);
3997        mHandler.post(mScreenLockTimeout);
3998    }
3999
4000    private void updateLockScreenTimeout() {
4001        synchronized (mScreenLockTimeout) {
4002            boolean enable = (mAllowLockscreenWhenOn && mScreenOnEarly &&
4003                    mKeyguardMediator != null && mKeyguardMediator.isSecure());
4004            if (mLockScreenTimerActive != enable) {
4005                if (enable) {
4006                    if (localLOGV) Log.v(TAG, "setting lockscreen timer");
4007                    mHandler.postDelayed(mScreenLockTimeout, mLockScreenTimeout);
4008                } else {
4009                    if (localLOGV) Log.v(TAG, "clearing lockscreen timer");
4010                    mHandler.removeCallbacks(mScreenLockTimeout);
4011                }
4012                mLockScreenTimerActive = enable;
4013            }
4014        }
4015    }
4016
4017    /** {@inheritDoc} */
4018    public void enableScreenAfterBoot() {
4019        readLidState();
4020        applyLidSwitchState();
4021        updateRotation(true);
4022    }
4023
4024    private void applyLidSwitchState() {
4025        if (mLidState == LID_CLOSED && mLidControlsSleep) {
4026            mPowerManager.goToSleep(SystemClock.uptimeMillis());
4027        }
4028    }
4029
4030    void updateRotation(boolean alwaysSendConfiguration) {
4031        try {
4032            //set orientation on WindowManager
4033            mWindowManager.updateRotation(alwaysSendConfiguration, false);
4034        } catch (RemoteException e) {
4035            // Ignore
4036        }
4037    }
4038
4039    void updateRotation(boolean alwaysSendConfiguration, boolean forceRelayout) {
4040        try {
4041            //set orientation on WindowManager
4042            mWindowManager.updateRotation(alwaysSendConfiguration, forceRelayout);
4043        } catch (RemoteException e) {
4044            // Ignore
4045        }
4046    }
4047
4048    /**
4049     * Return an Intent to launch the currently active dock app as home.  Returns
4050     * null if the standard home should be launched, which is the case if any of the following is
4051     * true:
4052     * <ul>
4053     *  <li>The device is not in either car mode or desk mode
4054     *  <li>The device is in car mode but ENABLE_CAR_DOCK_HOME_CAPTURE is false
4055     *  <li>The device is in desk mode but ENABLE_DESK_DOCK_HOME_CAPTURE is false
4056     *  <li>The device is in car mode but there's no CAR_DOCK app with METADATA_DOCK_HOME
4057     *  <li>The device is in desk mode but there's no DESK_DOCK app with METADATA_DOCK_HOME
4058     * </ul>
4059     * @return
4060     */
4061    Intent createHomeDockIntent() {
4062        Intent intent = null;
4063
4064        // What home does is based on the mode, not the dock state.  That
4065        // is, when in car mode you should be taken to car home regardless
4066        // of whether we are actually in a car dock.
4067        if (mUiMode == Configuration.UI_MODE_TYPE_CAR) {
4068            if (ENABLE_CAR_DOCK_HOME_CAPTURE) {
4069                intent = mCarDockIntent;
4070            }
4071        } else if (mUiMode == Configuration.UI_MODE_TYPE_DESK) {
4072            if (ENABLE_DESK_DOCK_HOME_CAPTURE) {
4073                intent = mDeskDockIntent;
4074            }
4075        }
4076
4077        if (intent == null) {
4078            return null;
4079        }
4080
4081        ActivityInfo ai = intent.resolveActivityInfo(
4082                mContext.getPackageManager(), PackageManager.GET_META_DATA);
4083        if (ai == null) {
4084            return null;
4085        }
4086
4087        if (ai.metaData != null && ai.metaData.getBoolean(Intent.METADATA_DOCK_HOME)) {
4088            intent = new Intent(intent);
4089            intent.setClassName(ai.packageName, ai.name);
4090            return intent;
4091        }
4092
4093        return null;
4094    }
4095
4096    void startDockOrHome() {
4097        Intent dock = createHomeDockIntent();
4098        if (dock != null) {
4099            try {
4100                mContext.startActivity(dock);
4101                return;
4102            } catch (ActivityNotFoundException e) {
4103            }
4104        }
4105        mContext.startActivity(mHomeIntent);
4106    }
4107
4108    /**
4109     * goes to the home screen
4110     * @return whether it did anything
4111     */
4112    boolean goHome() {
4113        if (false) {
4114            // This code always brings home to the front.
4115            try {
4116                ActivityManagerNative.getDefault().stopAppSwitches();
4117            } catch (RemoteException e) {
4118            }
4119            sendCloseSystemWindows();
4120            startDockOrHome();
4121        } else {
4122            // This code brings home to the front or, if it is already
4123            // at the front, puts the device to sleep.
4124            try {
4125                if (SystemProperties.getInt("persist.sys.uts-test-mode", 0) == 1) {
4126                    /// Roll back EndcallBehavior as the cupcake design to pass P1 lab entry.
4127                    Log.d(TAG, "UTS-TEST-MODE");
4128                } else {
4129                    ActivityManagerNative.getDefault().stopAppSwitches();
4130                    sendCloseSystemWindows();
4131                    Intent dock = createHomeDockIntent();
4132                    if (dock != null) {
4133                        int result = ActivityManagerNative.getDefault()
4134                                .startActivity(null, dock,
4135                                        dock.resolveTypeIfNeeded(mContext.getContentResolver()),
4136                                        null, null, 0,
4137                                        ActivityManager.START_FLAG_ONLY_IF_NEEDED,
4138                                        null, null, null);
4139                        if (result == ActivityManager.START_RETURN_INTENT_TO_CALLER) {
4140                            return false;
4141                        }
4142                    }
4143                }
4144                int result = ActivityManagerNative.getDefault()
4145                        .startActivity(null, mHomeIntent,
4146                                mHomeIntent.resolveTypeIfNeeded(mContext.getContentResolver()),
4147                                null, null, 0,
4148                                ActivityManager.START_FLAG_ONLY_IF_NEEDED,
4149                                null, null, null);
4150                if (result == ActivityManager.START_RETURN_INTENT_TO_CALLER) {
4151                    return false;
4152                }
4153            } catch (RemoteException ex) {
4154                // bummer, the activity manager, which is in this process, is dead
4155            }
4156        }
4157        return true;
4158    }
4159
4160    public void setCurrentOrientationLw(int newOrientation) {
4161        synchronized (mLock) {
4162            if (newOrientation != mCurrentAppOrientation) {
4163                mCurrentAppOrientation = newOrientation;
4164                updateOrientationListenerLp();
4165            }
4166        }
4167    }
4168
4169    public boolean performHapticFeedbackLw(WindowState win, int effectId, boolean always) {
4170        final boolean hapticsDisabled = Settings.System.getInt(mContext.getContentResolver(),
4171                Settings.System.HAPTIC_FEEDBACK_ENABLED, 0) == 0;
4172        if (!always && (hapticsDisabled || mKeyguardMediator.isShowingAndNotHidden())) {
4173            return false;
4174        }
4175        long[] pattern = null;
4176        switch (effectId) {
4177            case HapticFeedbackConstants.LONG_PRESS:
4178                pattern = mLongPressVibePattern;
4179                break;
4180            case HapticFeedbackConstants.VIRTUAL_KEY:
4181                pattern = mVirtualKeyVibePattern;
4182                break;
4183            case HapticFeedbackConstants.KEYBOARD_TAP:
4184                pattern = mKeyboardTapVibePattern;
4185                break;
4186            case HapticFeedbackConstants.SAFE_MODE_DISABLED:
4187                pattern = mSafeModeDisabledVibePattern;
4188                break;
4189            case HapticFeedbackConstants.SAFE_MODE_ENABLED:
4190                pattern = mSafeModeEnabledVibePattern;
4191                break;
4192            default:
4193                return false;
4194        }
4195        if (pattern.length == 1) {
4196            // One-shot vibration
4197            mVibrator.vibrate(pattern[0]);
4198        } else {
4199            // Pattern vibration
4200            mVibrator.vibrate(pattern, -1);
4201        }
4202        return true;
4203    }
4204
4205    public void screenOnStartedLw() {
4206    }
4207
4208    public void screenOnStoppedLw() {
4209        if (mPowerManager.isScreenOn()) {
4210            if (mKeyguardMediator != null && !mKeyguardMediator.isShowingAndNotHidden()) {
4211                long curTime = SystemClock.uptimeMillis();
4212                mPowerManager.userActivity(curTime, false);
4213            }
4214        }
4215    }
4216
4217    public boolean allowKeyRepeat() {
4218        // disable key repeat when screen is off
4219        return mScreenOnEarly;
4220    }
4221
4222    private int updateSystemUiVisibilityLw() {
4223        // If there is no window focused, there will be nobody to handle the events
4224        // anyway, so just hang on in whatever state we're in until things settle down.
4225        if (mFocusedWindow == null) {
4226            return 0;
4227        }
4228        final int visibility = mFocusedWindow.getSystemUiVisibility()
4229                & ~mResettingSystemUiFlags
4230                & ~mForceClearedSystemUiFlags;
4231        int diff = visibility ^ mLastSystemUiFlags;
4232        final boolean needsMenu = mFocusedWindow.getNeedsMenuLw(mTopFullscreenOpaqueWindowState);
4233        if (diff == 0 && mLastFocusNeedsMenu == needsMenu
4234                && mFocusedApp == mFocusedWindow.getAppToken()) {
4235            return 0;
4236        }
4237        mLastSystemUiFlags = visibility;
4238        mLastFocusNeedsMenu = needsMenu;
4239        mFocusedApp = mFocusedWindow.getAppToken();
4240        mHandler.post(new Runnable() {
4241                public void run() {
4242                    try {
4243                        IStatusBarService statusbar = getStatusBarService();
4244                        if (statusbar != null) {
4245                            statusbar.setSystemUiVisibility(visibility, 0xffffffff);
4246                            statusbar.topAppWindowChanged(needsMenu);
4247                        }
4248                    } catch (RemoteException e) {
4249                        // re-acquire status bar service next time it is needed.
4250                        mStatusBarService = null;
4251                    }
4252                }
4253            });
4254        return diff;
4255    }
4256
4257    // Use this instead of checking config_showNavigationBar so that it can be consistently
4258    // overridden by qemu.hw.mainkeys in the emulator.
4259    public boolean hasNavigationBar() {
4260        return mHasNavigationBar;
4261    }
4262
4263    @Override
4264    public void setLastInputMethodWindowLw(WindowState ime, WindowState target) {
4265        mLastInputMethodWindow = ime;
4266        mLastInputMethodTargetWindow = target;
4267    }
4268
4269    public void dump(String prefix, PrintWriter pw, String[] args) {
4270        pw.print(prefix); pw.print("mSafeMode="); pw.print(mSafeMode);
4271                pw.print(" mSystemReady="); pw.print(mSystemReady);
4272                pw.print(" mSystemBooted="); pw.println(mSystemBooted);
4273        pw.print(prefix); pw.print("mLidState="); pw.print(mLidState);
4274                pw.print(" mLidOpenRotation="); pw.print(mLidOpenRotation);
4275                pw.print(" mHdmiPlugged="); pw.println(mHdmiPlugged);
4276        if (mLastSystemUiFlags != 0 || mResettingSystemUiFlags != 0
4277                || mForceClearedSystemUiFlags != 0) {
4278            pw.print(prefix); pw.print("mLastSystemUiFlags=0x");
4279                    pw.print(Integer.toHexString(mLastSystemUiFlags));
4280                    pw.print(" mResettingSystemUiFlags=0x");
4281                    pw.print(Integer.toHexString(mResettingSystemUiFlags));
4282                    pw.print(" mForceClearedSystemUiFlags=0x");
4283                    pw.println(Integer.toHexString(mForceClearedSystemUiFlags));
4284        }
4285        if (mLastFocusNeedsMenu) {
4286            pw.print(prefix); pw.print("mLastFocusNeedsMenu=");
4287                    pw.println(mLastFocusNeedsMenu);
4288        }
4289        pw.print(prefix); pw.print("mUiMode="); pw.print(mUiMode);
4290                pw.print(" mDockMode="); pw.print(mDockMode);
4291                pw.print(" mCarDockRotation="); pw.print(mCarDockRotation);
4292                pw.print(" mDeskDockRotation="); pw.println(mDeskDockRotation);
4293        pw.print(prefix); pw.print("mUserRotationMode="); pw.print(mUserRotationMode);
4294                pw.print(" mUserRotation="); pw.print(mUserRotation);
4295                pw.print(" mAllowAllRotations="); pw.println(mAllowAllRotations);
4296        pw.print(prefix); pw.print("mCurrentAppOrientation="); pw.println(mCurrentAppOrientation);
4297        pw.print(prefix); pw.print("mCarDockEnablesAccelerometer=");
4298                pw.print(mCarDockEnablesAccelerometer);
4299                pw.print(" mDeskDockEnablesAccelerometer=");
4300                pw.println(mDeskDockEnablesAccelerometer);
4301        pw.print(prefix); pw.print("mLidKeyboardAccessibility=");
4302                pw.print(mLidKeyboardAccessibility);
4303                pw.print(" mLidNavigationAccessibility="); pw.print(mLidNavigationAccessibility);
4304                pw.print(" mLidControlsSleep="); pw.println(mLidControlsSleep);
4305        pw.print(prefix); pw.print("mLongPressOnPowerBehavior=");
4306                pw.print(mLongPressOnPowerBehavior);
4307                pw.print(" mHasSoftInput="); pw.println(mHasSoftInput);
4308        pw.print(prefix); pw.print("mScreenOnEarly="); pw.print(mScreenOnEarly);
4309                pw.print(" mScreenOnFully="); pw.print(mScreenOnFully);
4310                pw.print(" mOrientationSensorEnabled="); pw.println(mOrientationSensorEnabled);
4311        pw.print(prefix); pw.print("mUnrestrictedScreen=("); pw.print(mUnrestrictedScreenLeft);
4312                pw.print(","); pw.print(mUnrestrictedScreenTop);
4313                pw.print(") "); pw.print(mUnrestrictedScreenWidth);
4314                pw.print("x"); pw.println(mUnrestrictedScreenHeight);
4315        pw.print(prefix); pw.print("mRestrictedScreen=("); pw.print(mRestrictedScreenLeft);
4316                pw.print(","); pw.print(mRestrictedScreenTop);
4317                pw.print(") "); pw.print(mRestrictedScreenWidth);
4318                pw.print("x"); pw.println(mRestrictedScreenHeight);
4319        pw.print(prefix); pw.print("mStableFullscreen=("); pw.print(mStableFullscreenLeft);
4320                pw.print(","); pw.print(mStableFullscreenTop);
4321                pw.print(")-("); pw.print(mStableFullscreenRight);
4322                pw.print(","); pw.print(mStableFullscreenBottom); pw.println(")");
4323        pw.print(prefix); pw.print("mStable=("); pw.print(mStableLeft);
4324                pw.print(","); pw.print(mStableTop);
4325                pw.print(")-("); pw.print(mStableRight);
4326                pw.print(","); pw.print(mStableBottom); pw.println(")");
4327        pw.print(prefix); pw.print("mSystem=("); pw.print(mSystemLeft);
4328                pw.print(","); pw.print(mSystemTop);
4329                pw.print(")-("); pw.print(mSystemRight);
4330                pw.print(","); pw.print(mSystemBottom); pw.println(")");
4331        pw.print(prefix); pw.print("mCur=("); pw.print(mCurLeft);
4332                pw.print(","); pw.print(mCurTop);
4333                pw.print(")-("); pw.print(mCurRight);
4334                pw.print(","); pw.print(mCurBottom); pw.println(")");
4335        pw.print(prefix); pw.print("mContent=("); pw.print(mContentLeft);
4336                pw.print(","); pw.print(mContentTop);
4337                pw.print(")-("); pw.print(mContentRight);
4338                pw.print(","); pw.print(mContentBottom); pw.println(")");
4339        pw.print(prefix); pw.print("mDock=("); pw.print(mDockLeft);
4340                pw.print(","); pw.print(mDockTop);
4341                pw.print(")-("); pw.print(mDockRight);
4342                pw.print(","); pw.print(mDockBottom); pw.println(")");
4343        pw.print(prefix); pw.print("mDockLayer="); pw.print(mDockLayer);
4344                pw.print(" mStatusBarLayer="); pw.println(mStatusBarLayer);
4345        pw.print(prefix); pw.print("mTopFullscreenOpaqueWindowState=");
4346                pw.println(mTopFullscreenOpaqueWindowState);
4347        pw.print(prefix); pw.print("mTopIsFullscreen="); pw.print(mTopIsFullscreen);
4348                pw.print(" mForceStatusBar="); pw.print(mForceStatusBar);
4349                pw.print(" mHideLockScreen="); pw.println(mHideLockScreen);
4350        pw.print(prefix); pw.print("mDismissKeyguard="); pw.print(mDismissKeyguard);
4351                pw.print(" mHomePressed="); pw.println(mHomePressed);
4352        pw.print(prefix); pw.print("mAllowLockscreenWhenOn="); pw.print(mAllowLockscreenWhenOn);
4353                pw.print(" mLockScreenTimeout="); pw.print(mLockScreenTimeout);
4354                pw.print(" mLockScreenTimerActive="); pw.println(mLockScreenTimerActive);
4355        pw.print(prefix); pw.print("mEndcallBehavior="); pw.print(mEndcallBehavior);
4356                pw.print(" mIncallPowerBehavior="); pw.print(mIncallPowerBehavior);
4357                pw.print(" mLongPressOnHomeBehavior="); pw.println(mLongPressOnHomeBehavior);
4358        pw.print(prefix); pw.print("mLandscapeRotation="); pw.print(mLandscapeRotation);
4359                pw.print(" mSeascapeRotation="); pw.println(mSeascapeRotation);
4360        pw.print(prefix); pw.print("mPortraitRotation="); pw.print(mPortraitRotation);
4361                pw.print(" mUpsideDownRotation="); pw.println(mUpsideDownRotation);
4362    }
4363}
4364