PhoneWindowManager.java revision f7178d3cadfeb0101491eeea7d7f3b0d7c26dbe6
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.LocalPowerManager; 49import android.os.Looper; 50import android.os.Message; 51import android.os.Messenger; 52import android.os.PowerManager; 53import android.os.RemoteException; 54import android.os.ServiceManager; 55import android.os.SystemClock; 56import android.os.SystemProperties; 57import android.os.UEventObserver; 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 // Should screen savers use their own timeout, or the SCREEN_OFF_TIMEOUT? 173 static final boolean SEPARATE_TIMEOUT_FOR_SCREEN_SAVER = false; 174 175 static final int LONG_PRESS_POWER_NOTHING = 0; 176 static final int LONG_PRESS_POWER_GLOBAL_ACTIONS = 1; 177 static final int LONG_PRESS_POWER_SHUT_OFF = 2; 178 179 // These need to match the documentation/constant in 180 // core/res/res/values/config.xml 181 static final int LONG_PRESS_HOME_NOTHING = 0; 182 static final int LONG_PRESS_HOME_RECENT_DIALOG = 1; 183 static final int LONG_PRESS_HOME_RECENT_SYSTEM_UI = 2; 184 185 // wallpaper is at the bottom, though the window manager may move it. 186 static final int UNIVERSE_BACKGROUND_LAYER = 1; 187 static final int WALLPAPER_LAYER = 2; 188 static final int APPLICATION_LAYER = 2; 189 static final int PHONE_LAYER = 3; 190 static final int SEARCH_BAR_LAYER = 4; 191 static final int SYSTEM_DIALOG_LAYER = 5; 192 // toasts and the plugged-in battery thing 193 static final int TOAST_LAYER = 6; 194 // SIM errors and unlock. Not sure if this really should be in a high layer. 195 static final int PRIORITY_PHONE_LAYER = 7; 196 // like the ANR / app crashed dialogs 197 static final int SYSTEM_ALERT_LAYER = 8; 198 // on-screen keyboards and other such input method user interfaces go here. 199 static final int INPUT_METHOD_LAYER = 9; 200 // on-screen keyboards and other such input method user interfaces go here. 201 static final int INPUT_METHOD_DIALOG_LAYER = 10; 202 // the keyguard; nothing on top of these can take focus, since they are 203 // responsible for power management when displayed. 204 static final int KEYGUARD_LAYER = 11; 205 static final int KEYGUARD_DIALOG_LAYER = 12; 206 // used for Dreams (screensavers with TYPE_DREAM windows) 207 static final int SCREENSAVER_LAYER = 13; 208 static final int STATUS_BAR_SUB_PANEL_LAYER = 14; 209 static final int STATUS_BAR_LAYER = 15; 210 static final int STATUS_BAR_PANEL_LAYER = 16; 211 // the on-screen volume indicator and controller shown when the user 212 // changes the device volume 213 static final int VOLUME_OVERLAY_LAYER = 17; 214 // things in here CAN NOT take focus, but are shown on top of everything else. 215 static final int SYSTEM_OVERLAY_LAYER = 18; 216 // the navigation bar, if available, shows atop most things 217 static final int NAVIGATION_BAR_LAYER = 19; 218 // some panels (e.g. search) need to show on top of the navigation bar 219 static final int NAVIGATION_BAR_PANEL_LAYER = 20; 220 // system-level error dialogs 221 static final int SYSTEM_ERROR_LAYER = 21; 222 // the drag layer: input for drag-and-drop is associated with this window, 223 // which sits above all other focusable windows 224 static final int DRAG_LAYER = 22; 225 static final int SECURE_SYSTEM_OVERLAY_LAYER = 23; 226 static final int BOOT_PROGRESS_LAYER = 24; 227 // the (mouse) pointer layer 228 static final int POINTER_LAYER = 25; 229 static final int HIDDEN_NAV_CONSUMER_LAYER = 26; 230 231 static final int APPLICATION_MEDIA_SUBLAYER = -2; 232 static final int APPLICATION_MEDIA_OVERLAY_SUBLAYER = -1; 233 static final int APPLICATION_PANEL_SUBLAYER = 1; 234 static final int APPLICATION_SUB_PANEL_SUBLAYER = 2; 235 236 static public final String SYSTEM_DIALOG_REASON_KEY = "reason"; 237 static public final String SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS = "globalactions"; 238 static public final String SYSTEM_DIALOG_REASON_RECENT_APPS = "recentapps"; 239 static public final String SYSTEM_DIALOG_REASON_HOME_KEY = "homekey"; 240 static public final String SYSTEM_DIALOG_REASON_ASSIST = "assist"; 241 242 /** 243 * These are the system UI flags that, when changing, can cause the layout 244 * of the screen to change. 245 */ 246 static final int SYSTEM_UI_CHANGING_LAYOUT = 247 View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_FULLSCREEN; 248 249 /* Table of Application Launch keys. Maps from key codes to intent categories. 250 * 251 * These are special keys that are used to launch particular kinds of applications, 252 * such as a web browser. HID defines nearly a hundred of them in the Consumer (0x0C) 253 * usage page. We don't support quite that many yet... 254 */ 255 static SparseArray<String> sApplicationLaunchKeyCategories; 256 static { 257 sApplicationLaunchKeyCategories = new SparseArray<String>(); 258 sApplicationLaunchKeyCategories.append( 259 KeyEvent.KEYCODE_EXPLORER, Intent.CATEGORY_APP_BROWSER); 260 sApplicationLaunchKeyCategories.append( 261 KeyEvent.KEYCODE_ENVELOPE, Intent.CATEGORY_APP_EMAIL); 262 sApplicationLaunchKeyCategories.append( 263 KeyEvent.KEYCODE_CONTACTS, Intent.CATEGORY_APP_CONTACTS); 264 sApplicationLaunchKeyCategories.append( 265 KeyEvent.KEYCODE_CALENDAR, Intent.CATEGORY_APP_CALENDAR); 266 sApplicationLaunchKeyCategories.append( 267 KeyEvent.KEYCODE_MUSIC, Intent.CATEGORY_APP_MUSIC); 268 sApplicationLaunchKeyCategories.append( 269 KeyEvent.KEYCODE_CALCULATOR, Intent.CATEGORY_APP_CALCULATOR); 270 } 271 272 /** 273 * Lock protecting internal state. Must not call out into window 274 * manager with lock held. (This lock will be acquired in places 275 * where the window manager is calling in with its own lock held.) 276 */ 277 final Object mLock = new Object(); 278 279 Context mContext; 280 IWindowManager mWindowManager; 281 WindowManagerFuncs mWindowManagerFuncs; 282 LocalPowerManager mPowerManager; 283 IStatusBarService mStatusBarService; 284 final Object mServiceAquireLock = new Object(); 285 Vibrator mVibrator; // Vibrator for giving feedback of orientation changes 286 SearchManager mSearchManager; 287 288 // Vibrator pattern for haptic feedback of a long press. 289 long[] mLongPressVibePattern; 290 291 // Vibrator pattern for haptic feedback of virtual key press. 292 long[] mVirtualKeyVibePattern; 293 294 // Vibrator pattern for a short vibration. 295 long[] mKeyboardTapVibePattern; 296 297 // Vibrator pattern for haptic feedback during boot when safe mode is disabled. 298 long[] mSafeModeDisabledVibePattern; 299 300 // Vibrator pattern for haptic feedback during boot when safe mode is enabled. 301 long[] mSafeModeEnabledVibePattern; 302 303 /** If true, hitting shift & menu will broadcast Intent.ACTION_BUG_REPORT */ 304 boolean mEnableShiftMenuBugReports = false; 305 306 boolean mHeadless; 307 boolean mSafeMode; 308 WindowState mStatusBar = null; 309 boolean mHasSystemNavBar; 310 int mStatusBarHeight; 311 WindowState mNavigationBar = null; 312 boolean mHasNavigationBar = false; 313 boolean mCanHideNavigationBar = false; 314 boolean mNavigationBarCanMove = false; // can the navigation bar ever move to the side? 315 boolean mNavigationBarOnBottom = true; // is the navigation bar on the bottom *right now*? 316 int[] mNavigationBarHeightForRotation = new int[4]; 317 int[] mNavigationBarWidthForRotation = new int[4]; 318 319 WindowState mKeyguard = null; 320 KeyguardViewMediator mKeyguardMediator; 321 GlobalActions mGlobalActions; 322 volatile boolean mPowerKeyHandled; // accessed from input reader and handler thread 323 boolean mPendingPowerKeyUpCanceled; 324 Handler mHandler; 325 WindowState mLastInputMethodWindow = null; 326 WindowState mLastInputMethodTargetWindow = null; 327 328 static final int RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS = 0; 329 static final int RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW = 1; 330 static final int RECENT_APPS_BEHAVIOR_DISMISS = 2; 331 static final int RECENT_APPS_BEHAVIOR_DISMISS_AND_SWITCH = 3; 332 333 RecentApplicationsDialog mRecentAppsDialog; 334 int mRecentAppsDialogHeldModifiers; 335 boolean mLanguageSwitchKeyPressed; 336 337 int mLidState = LID_ABSENT; 338 boolean mHaveBuiltInKeyboard; 339 340 boolean mSystemReady; 341 boolean mSystemBooted; 342 boolean mHdmiPlugged; 343 int mUiMode; 344 int mDockMode = Intent.EXTRA_DOCK_STATE_UNDOCKED; 345 int mLidOpenRotation; 346 int mCarDockRotation; 347 int mDeskDockRotation; 348 int mHdmiRotation; 349 350 int mUserRotationMode = WindowManagerPolicy.USER_ROTATION_FREE; 351 int mUserRotation = Surface.ROTATION_0; 352 boolean mAccelerometerDefault; 353 354 int mAllowAllRotations = -1; 355 boolean mCarDockEnablesAccelerometer; 356 boolean mDeskDockEnablesAccelerometer; 357 int mLidKeyboardAccessibility; 358 int mLidNavigationAccessibility; 359 boolean mLidControlsSleep; 360 int mLongPressOnPowerBehavior = -1; 361 boolean mScreenOnEarly = false; 362 boolean mScreenOnFully = false; 363 boolean mOrientationSensorEnabled = false; 364 int mLastSensorRotation = -1; 365 int mCurrentAppOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; 366 boolean mHasSoftInput = false; 367 368 int mPointerLocationMode = 0; // guarded by mLock 369 370 // The last window we were told about in focusChanged. 371 WindowState mFocusedWindow; 372 IApplicationToken mFocusedApp; 373 374 private static final class PointerLocationInputEventReceiver extends InputEventReceiver { 375 private final PointerLocationView mView; 376 377 public PointerLocationInputEventReceiver(InputChannel inputChannel, Looper looper, 378 PointerLocationView view) { 379 super(inputChannel, looper); 380 mView = view; 381 } 382 383 @Override 384 public void onInputEvent(InputEvent event) { 385 boolean handled = false; 386 try { 387 if (event instanceof MotionEvent 388 && (event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) { 389 final MotionEvent motionEvent = (MotionEvent)event; 390 mView.addPointerEvent(motionEvent); 391 handled = true; 392 } 393 } finally { 394 finishInputEvent(event, handled); 395 } 396 } 397 } 398 399 // Pointer location view state, only modified on the mHandler Looper. 400 PointerLocationInputEventReceiver mPointerLocationInputEventReceiver; 401 PointerLocationView mPointerLocationView; 402 InputChannel mPointerLocationInputChannel; 403 404 // The current size of the screen; really; (ir)regardless of whether the status 405 // bar can be hidden or not 406 int mUnrestrictedScreenLeft, mUnrestrictedScreenTop; 407 int mUnrestrictedScreenWidth, mUnrestrictedScreenHeight; 408 // The current size of the screen; these may be different than (0,0)-(dw,dh) 409 // if the status bar can't be hidden; in that case it effectively carves out 410 // that area of the display from all other windows. 411 int mRestrictedScreenLeft, mRestrictedScreenTop; 412 int mRestrictedScreenWidth, mRestrictedScreenHeight; 413 // During layout, the current screen borders accounting for any currently 414 // visible system UI elements. 415 int mSystemLeft, mSystemTop, mSystemRight, mSystemBottom; 416 // For applications requesting stable content insets, these are them. 417 int mStableLeft, mStableTop, mStableRight, mStableBottom; 418 // For applications requesting stable content insets but have also set the 419 // fullscreen window flag, these are the stable dimensions without the status bar. 420 int mStableFullscreenLeft, mStableFullscreenTop; 421 int mStableFullscreenRight, mStableFullscreenBottom; 422 // During layout, the current screen borders with all outer decoration 423 // (status bar, input method dock) accounted for. 424 int mCurLeft, mCurTop, mCurRight, mCurBottom; 425 // During layout, the frame in which content should be displayed 426 // to the user, accounting for all screen decoration except for any 427 // space they deem as available for other content. This is usually 428 // the same as mCur*, but may be larger if the screen decor has supplied 429 // content insets. 430 int mContentLeft, mContentTop, mContentRight, mContentBottom; 431 // During layout, the current screen borders along which input method 432 // windows are placed. 433 int mDockLeft, mDockTop, mDockRight, mDockBottom; 434 // During layout, the layer at which the doc window is placed. 435 int mDockLayer; 436 // During layout, this is the layer of the status bar. 437 int mStatusBarLayer; 438 int mLastSystemUiFlags; 439 // Bits that we are in the process of clearing, so we want to prevent 440 // them from being set by applications until everything has been updated 441 // to have them clear. 442 int mResettingSystemUiFlags = 0; 443 // Bits that we are currently always keeping cleared. 444 int mForceClearedSystemUiFlags = 0; 445 // What we last reported to system UI about whether the compatibility 446 // menu needs to be displayed. 447 boolean mLastFocusNeedsMenu = false; 448 449 FakeWindow mHideNavFakeWindow = null; 450 451 static final Rect mTmpParentFrame = new Rect(); 452 static final Rect mTmpDisplayFrame = new Rect(); 453 static final Rect mTmpContentFrame = new Rect(); 454 static final Rect mTmpVisibleFrame = new Rect(); 455 static final Rect mTmpNavigationFrame = new Rect(); 456 457 WindowState mTopFullscreenOpaqueWindowState; 458 boolean mTopIsFullscreen; 459 boolean mForceStatusBar; 460 boolean mHideLockScreen; 461 boolean mDismissKeyguard; 462 boolean mHomePressed; 463 boolean mHomeLongPressed; 464 Intent mHomeIntent; 465 Intent mCarDockIntent; 466 Intent mDeskDockIntent; 467 boolean mSearchKeyShortcutPending; 468 boolean mConsumeSearchKeyUp; 469 boolean mAssistKeyLongPressed; 470 471 // support for activating the lock screen while the screen is on 472 boolean mAllowLockscreenWhenOn; 473 int mLockScreenTimeout; 474 boolean mLockScreenTimerActive; 475 476 // visual screen saver support 477 boolean mScreenSaverFeatureAvailable; 478 int mScreenSaverTimeout = 0; 479 boolean mScreenSaverEnabledByUser = false; 480 boolean mScreenSaverMayRun = true; // false if a wakelock is held 481 boolean mPluggedIn; 482 483 // Behavior of ENDCALL Button. (See Settings.System.END_BUTTON_BEHAVIOR.) 484 int mEndcallBehavior; 485 486 // Behavior of POWER button while in-call and screen on. 487 // (See Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR.) 488 int mIncallPowerBehavior; 489 490 Display mDisplay; 491 492 int mLandscapeRotation = 0; // default landscape rotation 493 int mSeascapeRotation = 0; // "other" landscape rotation, 180 degrees from mLandscapeRotation 494 int mPortraitRotation = 0; // default portrait rotation 495 int mUpsideDownRotation = 0; // "other" portrait rotation 496 497 // What we do when the user long presses on home 498 private int mLongPressOnHomeBehavior = -1; 499 500 // Screenshot trigger states 501 // Time to volume and power must be pressed within this interval of each other. 502 private static final long SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS = 150; 503 private boolean mScreenshotChordEnabled; 504 private boolean mVolumeDownKeyTriggered; 505 private long mVolumeDownKeyTime; 506 private boolean mVolumeDownKeyConsumedByScreenshotChord; 507 private boolean mVolumeUpKeyTriggered; 508 private boolean mPowerKeyTriggered; 509 private long mPowerKeyTime; 510 511 ShortcutManager mShortcutManager; 512 PowerManager.WakeLock mBroadcastWakeLock; 513 boolean mHavePendingMediaKeyRepeatWithWakeLock; 514 515 // Fallback actions by key code. 516 private final SparseArray<KeyCharacterMap.FallbackAction> mFallbackActions = 517 new SparseArray<KeyCharacterMap.FallbackAction>(); 518 519 private static final int MSG_ENABLE_POINTER_LOCATION = 1; 520 private static final int MSG_DISABLE_POINTER_LOCATION = 2; 521 private static final int MSG_DISPATCH_MEDIA_KEY_WITH_WAKE_LOCK = 3; 522 private static final int MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK = 4; 523 524 private class PolicyHandler extends Handler { 525 @Override 526 public void handleMessage(Message msg) { 527 switch (msg.what) { 528 case MSG_ENABLE_POINTER_LOCATION: 529 enablePointerLocation(); 530 break; 531 case MSG_DISABLE_POINTER_LOCATION: 532 disablePointerLocation(); 533 break; 534 case MSG_DISPATCH_MEDIA_KEY_WITH_WAKE_LOCK: 535 dispatchMediaKeyWithWakeLock((KeyEvent)msg.obj); 536 break; 537 case MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK: 538 dispatchMediaKeyRepeatWithWakeLock((KeyEvent)msg.obj); 539 break; 540 } 541 } 542 } 543 544 private UEventObserver mHDMIObserver = new UEventObserver() { 545 @Override 546 public void onUEvent(UEventObserver.UEvent event) { 547 setHdmiPlugged("1".equals(event.get("SWITCH_STATE"))); 548 } 549 }; 550 551 class SettingsObserver extends ContentObserver { 552 SettingsObserver(Handler handler) { 553 super(handler); 554 } 555 556 void observe() { 557 ContentResolver resolver = mContext.getContentResolver(); 558 resolver.registerContentObserver(Settings.System.getUriFor( 559 Settings.System.END_BUTTON_BEHAVIOR), false, this); 560 resolver.registerContentObserver(Settings.Secure.getUriFor( 561 Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR), false, this); 562 resolver.registerContentObserver(Settings.System.getUriFor( 563 Settings.System.ACCELEROMETER_ROTATION), false, this); 564 resolver.registerContentObserver(Settings.System.getUriFor( 565 Settings.System.USER_ROTATION), false, this); 566 resolver.registerContentObserver(Settings.System.getUriFor( 567 Settings.System.SCREEN_OFF_TIMEOUT), false, this); 568 resolver.registerContentObserver(Settings.System.getUriFor( 569 Settings.System.POINTER_LOCATION), false, this); 570 resolver.registerContentObserver(Settings.Secure.getUriFor( 571 Settings.Secure.DEFAULT_INPUT_METHOD), false, this); 572 resolver.registerContentObserver(Settings.System.getUriFor( 573 "fancy_rotation_anim"), false, this); 574 resolver.registerContentObserver(Settings.Secure.getUriFor( 575 Settings.Secure.SCREENSAVER_ENABLED), false, this); 576 if (SEPARATE_TIMEOUT_FOR_SCREEN_SAVER) { 577 resolver.registerContentObserver(Settings.Secure.getUriFor( 578 "screensaver_timeout"), false, this); 579 } // otherwise SCREEN_OFF_TIMEOUT will do nicely 580 updateSettings(); 581 } 582 583 @Override public void onChange(boolean selfChange) { 584 updateSettings(); 585 updateRotation(false); 586 } 587 } 588 589 class MyOrientationListener extends WindowOrientationListener { 590 MyOrientationListener(Context context) { 591 super(context); 592 } 593 594 @Override 595 public void onProposedRotationChanged(int rotation) { 596 if (localLOGV) Log.v(TAG, "onProposedRotationChanged, rotation=" + rotation); 597 updateRotation(false); 598 } 599 } 600 MyOrientationListener mOrientationListener; 601 602 IStatusBarService getStatusBarService() { 603 synchronized (mServiceAquireLock) { 604 if (mStatusBarService == null) { 605 mStatusBarService = IStatusBarService.Stub.asInterface( 606 ServiceManager.getService("statusbar")); 607 } 608 return mStatusBarService; 609 } 610 } 611 612 /* 613 * We always let the sensor be switched on by default except when 614 * the user has explicitly disabled sensor based rotation or when the 615 * screen is switched off. 616 */ 617 boolean needSensorRunningLp() { 618 if (mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR 619 || mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR 620 || mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT 621 || mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE) { 622 // If the application has explicitly requested to follow the 623 // orientation, then we need to turn the sensor or. 624 return true; 625 } 626 if ((mCarDockEnablesAccelerometer && mDockMode == Intent.EXTRA_DOCK_STATE_CAR) || 627 (mDeskDockEnablesAccelerometer && (mDockMode == Intent.EXTRA_DOCK_STATE_DESK 628 || mDockMode == Intent.EXTRA_DOCK_STATE_LE_DESK 629 || mDockMode == Intent.EXTRA_DOCK_STATE_HE_DESK))) { 630 // enable accelerometer if we are docked in a dock that enables accelerometer 631 // orientation management, 632 return true; 633 } 634 if (mUserRotationMode == USER_ROTATION_LOCKED) { 635 // If the setting for using the sensor by default is enabled, then 636 // we will always leave it on. Note that the user could go to 637 // a window that forces an orientation that does not use the 638 // sensor and in theory we could turn it off... however, when next 639 // turning it on we won't have a good value for the current 640 // orientation for a little bit, which can cause orientation 641 // changes to lag, so we'd like to keep it always on. (It will 642 // still be turned off when the screen is off.) 643 return false; 644 } 645 return true; 646 } 647 648 /* 649 * Various use cases for invoking this function 650 * screen turning off, should always disable listeners if already enabled 651 * screen turned on and current app has sensor based orientation, enable listeners 652 * if not already enabled 653 * screen turned on and current app does not have sensor orientation, disable listeners if 654 * already enabled 655 * screen turning on and current app has sensor based orientation, enable listeners if needed 656 * screen turning on and current app has nosensor based orientation, do nothing 657 */ 658 void updateOrientationListenerLp() { 659 if (!mOrientationListener.canDetectOrientation()) { 660 // If sensor is turned off or nonexistent for some reason 661 return; 662 } 663 //Could have been invoked due to screen turning on or off or 664 //change of the currently visible window's orientation 665 if (localLOGV) Log.v(TAG, "Screen status="+mScreenOnEarly+ 666 ", current orientation="+mCurrentAppOrientation+ 667 ", SensorEnabled="+mOrientationSensorEnabled); 668 boolean disable = true; 669 if (mScreenOnEarly) { 670 if (needSensorRunningLp()) { 671 disable = false; 672 //enable listener if not already enabled 673 if (!mOrientationSensorEnabled) { 674 mOrientationListener.enable(); 675 if(localLOGV) Log.v(TAG, "Enabling listeners"); 676 mOrientationSensorEnabled = true; 677 } 678 } 679 } 680 //check if sensors need to be disabled 681 if (disable && mOrientationSensorEnabled) { 682 mOrientationListener.disable(); 683 if(localLOGV) Log.v(TAG, "Disabling listeners"); 684 mOrientationSensorEnabled = false; 685 } 686 } 687 688 private void interceptPowerKeyDown(boolean handled) { 689 mPowerKeyHandled = handled; 690 if (!handled) { 691 mHandler.postDelayed(mPowerLongPress, ViewConfiguration.getGlobalActionKeyTimeout()); 692 } 693 } 694 695 private boolean interceptPowerKeyUp(boolean canceled) { 696 if (!mPowerKeyHandled) { 697 mHandler.removeCallbacks(mPowerLongPress); 698 return !canceled; 699 } 700 return false; 701 } 702 703 private void cancelPendingPowerKeyAction() { 704 if (!mPowerKeyHandled) { 705 mHandler.removeCallbacks(mPowerLongPress); 706 } 707 if (mPowerKeyTriggered) { 708 mPendingPowerKeyUpCanceled = true; 709 } 710 } 711 712 private void interceptScreenshotChord() { 713 if (mScreenshotChordEnabled 714 && mVolumeDownKeyTriggered && mPowerKeyTriggered && !mVolumeUpKeyTriggered) { 715 final long now = SystemClock.uptimeMillis(); 716 if (now <= mVolumeDownKeyTime + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS 717 && now <= mPowerKeyTime + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS) { 718 mVolumeDownKeyConsumedByScreenshotChord = true; 719 cancelPendingPowerKeyAction(); 720 721 mHandler.postDelayed(mScreenshotChordLongPress, 722 ViewConfiguration.getGlobalActionKeyTimeout()); 723 } 724 } 725 } 726 727 private void cancelPendingScreenshotChordAction() { 728 mHandler.removeCallbacks(mScreenshotChordLongPress); 729 } 730 731 private final Runnable mPowerLongPress = new Runnable() { 732 public void run() { 733 // The context isn't read 734 if (mLongPressOnPowerBehavior < 0) { 735 mLongPressOnPowerBehavior = mContext.getResources().getInteger( 736 com.android.internal.R.integer.config_longPressOnPowerBehavior); 737 } 738 switch (mLongPressOnPowerBehavior) { 739 case LONG_PRESS_POWER_NOTHING: 740 break; 741 case LONG_PRESS_POWER_GLOBAL_ACTIONS: 742 mPowerKeyHandled = true; 743 performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false); 744 sendCloseSystemWindows(SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS); 745 showGlobalActionsDialog(); 746 break; 747 case LONG_PRESS_POWER_SHUT_OFF: 748 mPowerKeyHandled = true; 749 performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false); 750 sendCloseSystemWindows(SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS); 751 mWindowManagerFuncs.shutdown(); 752 break; 753 } 754 } 755 }; 756 757 private final Runnable mScreenshotChordLongPress = new Runnable() { 758 public void run() { 759 takeScreenshot(); 760 } 761 }; 762 763 void showGlobalActionsDialog() { 764 if (mGlobalActions == null) { 765 mGlobalActions = new GlobalActions(mContext, mWindowManagerFuncs); 766 } 767 final boolean keyguardShowing = keyguardIsShowingTq(); 768 mGlobalActions.showDialog(keyguardShowing, isDeviceProvisioned()); 769 if (keyguardShowing) { 770 // since it took two seconds of long press to bring this up, 771 // poke the wake lock so they have some time to see the dialog. 772 mKeyguardMediator.pokeWakelock(); 773 } 774 } 775 776 boolean isDeviceProvisioned() { 777 return Settings.Secure.getInt( 778 mContext.getContentResolver(), Settings.Secure.DEVICE_PROVISIONED, 0) != 0; 779 } 780 781 private void handleLongPressOnHome() { 782 // We can't initialize this in init() since the configuration hasn't been loaded yet. 783 if (mLongPressOnHomeBehavior < 0) { 784 mLongPressOnHomeBehavior 785 = mContext.getResources().getInteger(R.integer.config_longPressOnHomeBehavior); 786 if (mLongPressOnHomeBehavior < LONG_PRESS_HOME_NOTHING || 787 mLongPressOnHomeBehavior > LONG_PRESS_HOME_RECENT_SYSTEM_UI) { 788 mLongPressOnHomeBehavior = LONG_PRESS_HOME_NOTHING; 789 } 790 } 791 792 if (mLongPressOnHomeBehavior != LONG_PRESS_HOME_NOTHING) { 793 performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false); 794 sendCloseSystemWindows(SYSTEM_DIALOG_REASON_RECENT_APPS); 795 796 // Eat the longpress so it won't dismiss the recent apps dialog when 797 // the user lets go of the home key 798 mHomeLongPressed = true; 799 } 800 801 if (mLongPressOnHomeBehavior == LONG_PRESS_HOME_RECENT_DIALOG) { 802 showOrHideRecentAppsDialog(RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS); 803 } else if (mLongPressOnHomeBehavior == LONG_PRESS_HOME_RECENT_SYSTEM_UI) { 804 try { 805 IStatusBarService statusbar = getStatusBarService(); 806 if (statusbar != null) { 807 statusbar.toggleRecentApps(); 808 } 809 } catch (RemoteException e) { 810 Slog.e(TAG, "RemoteException when showing recent apps", e); 811 // re-acquire status bar service next time it is needed. 812 mStatusBarService = null; 813 } 814 } 815 } 816 817 /** 818 * Create (if necessary) and show or dismiss the recent apps dialog according 819 * according to the requested behavior. 820 */ 821 void showOrHideRecentAppsDialog(final int behavior) { 822 mHandler.post(new Runnable() { 823 @Override 824 public void run() { 825 if (mRecentAppsDialog == null) { 826 mRecentAppsDialog = new RecentApplicationsDialog(mContext); 827 } 828 if (mRecentAppsDialog.isShowing()) { 829 switch (behavior) { 830 case RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS: 831 case RECENT_APPS_BEHAVIOR_DISMISS: 832 mRecentAppsDialog.dismiss(); 833 break; 834 case RECENT_APPS_BEHAVIOR_DISMISS_AND_SWITCH: 835 mRecentAppsDialog.dismissAndSwitch(); 836 break; 837 case RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW: 838 default: 839 break; 840 } 841 } else { 842 switch (behavior) { 843 case RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS: 844 mRecentAppsDialog.show(); 845 break; 846 case RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW: 847 try { 848 mWindowManager.setInTouchMode(false); 849 } catch (RemoteException e) { 850 } 851 mRecentAppsDialog.show(); 852 break; 853 case RECENT_APPS_BEHAVIOR_DISMISS: 854 case RECENT_APPS_BEHAVIOR_DISMISS_AND_SWITCH: 855 default: 856 break; 857 } 858 } 859 } 860 }); 861 } 862 863 /** {@inheritDoc} */ 864 public void init(Context context, IWindowManager windowManager, 865 WindowManagerFuncs windowManagerFuncs, 866 LocalPowerManager powerManager) { 867 mContext = context; 868 mWindowManager = windowManager; 869 mWindowManagerFuncs = windowManagerFuncs; 870 mPowerManager = powerManager; 871 mHeadless = "1".equals(SystemProperties.get("ro.config.headless", "0")); 872 if (!mHeadless) { 873 // don't create KeyguardViewMediator if headless 874 mKeyguardMediator = new KeyguardViewMediator(context, this, powerManager); 875 } 876 mHandler = new PolicyHandler(); 877 mOrientationListener = new MyOrientationListener(mContext); 878 try { 879 mOrientationListener.setCurrentRotation(windowManager.getRotation()); 880 } catch (RemoteException ex) { } 881 SettingsObserver settingsObserver = new SettingsObserver(mHandler); 882 settingsObserver.observe(); 883 mShortcutManager = new ShortcutManager(context, mHandler); 884 mShortcutManager.observe(); 885 mUiMode = context.getResources().getInteger( 886 com.android.internal.R.integer.config_defaultUiModeType); 887 mHomeIntent = new Intent(Intent.ACTION_MAIN, null); 888 mHomeIntent.addCategory(Intent.CATEGORY_HOME); 889 mHomeIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK 890 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 891 mCarDockIntent = new Intent(Intent.ACTION_MAIN, null); 892 mCarDockIntent.addCategory(Intent.CATEGORY_CAR_DOCK); 893 mCarDockIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK 894 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 895 mDeskDockIntent = new Intent(Intent.ACTION_MAIN, null); 896 mDeskDockIntent.addCategory(Intent.CATEGORY_DESK_DOCK); 897 mDeskDockIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK 898 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 899 900 PowerManager pm = (PowerManager)context.getSystemService(Context.POWER_SERVICE); 901 mBroadcastWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, 902 "PhoneWindowManager.mBroadcastWakeLock"); 903 mEnableShiftMenuBugReports = "1".equals(SystemProperties.get("ro.debuggable")); 904 mLidOpenRotation = readRotation( 905 com.android.internal.R.integer.config_lidOpenRotation); 906 mCarDockRotation = readRotation( 907 com.android.internal.R.integer.config_carDockRotation); 908 mDeskDockRotation = readRotation( 909 com.android.internal.R.integer.config_deskDockRotation); 910 mCarDockEnablesAccelerometer = mContext.getResources().getBoolean( 911 com.android.internal.R.bool.config_carDockEnablesAccelerometer); 912 mDeskDockEnablesAccelerometer = mContext.getResources().getBoolean( 913 com.android.internal.R.bool.config_deskDockEnablesAccelerometer); 914 mLidKeyboardAccessibility = mContext.getResources().getInteger( 915 com.android.internal.R.integer.config_lidKeyboardAccessibility); 916 mLidNavigationAccessibility = mContext.getResources().getInteger( 917 com.android.internal.R.integer.config_lidNavigationAccessibility); 918 mLidControlsSleep = mContext.getResources().getBoolean( 919 com.android.internal.R.bool.config_lidControlsSleep); 920 // register for dock events 921 IntentFilter filter = new IntentFilter(); 922 filter.addAction(UiModeManager.ACTION_ENTER_CAR_MODE); 923 filter.addAction(UiModeManager.ACTION_EXIT_CAR_MODE); 924 filter.addAction(UiModeManager.ACTION_ENTER_DESK_MODE); 925 filter.addAction(UiModeManager.ACTION_EXIT_DESK_MODE); 926 filter.addAction(Intent.ACTION_DOCK_EVENT); 927 Intent intent = context.registerReceiver(mDockReceiver, filter); 928 if (intent != null) { 929 // Retrieve current sticky dock event broadcast. 930 mDockMode = intent.getIntExtra(Intent.EXTRA_DOCK_STATE, 931 Intent.EXTRA_DOCK_STATE_UNDOCKED); 932 } 933 934 // watch the plug to know whether to trigger the screen saver 935 filter = new IntentFilter(); 936 filter.addAction(Intent.ACTION_BATTERY_CHANGED); 937 intent = context.registerReceiver(mPowerReceiver, filter); 938 if (intent != null) { 939 mPluggedIn = (0 != intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0)); 940 } 941 942 mVibrator = (Vibrator)context.getSystemService(Context.VIBRATOR_SERVICE); 943 mLongPressVibePattern = getLongIntArray(mContext.getResources(), 944 com.android.internal.R.array.config_longPressVibePattern); 945 mVirtualKeyVibePattern = getLongIntArray(mContext.getResources(), 946 com.android.internal.R.array.config_virtualKeyVibePattern); 947 mKeyboardTapVibePattern = getLongIntArray(mContext.getResources(), 948 com.android.internal.R.array.config_keyboardTapVibePattern); 949 mSafeModeDisabledVibePattern = getLongIntArray(mContext.getResources(), 950 com.android.internal.R.array.config_safeModeDisabledVibePattern); 951 mSafeModeEnabledVibePattern = getLongIntArray(mContext.getResources(), 952 com.android.internal.R.array.config_safeModeEnabledVibePattern); 953 954 mScreenshotChordEnabled = mContext.getResources().getBoolean( 955 com.android.internal.R.bool.config_enableScreenshotChord); 956 957 // Controls rotation and the like. 958 initializeHdmiState(); 959 960 // Match current screen state. 961 if (mPowerManager.isScreenOn()) { 962 screenTurningOn(null); 963 } else { 964 screenTurnedOff(WindowManagerPolicy.OFF_BECAUSE_OF_USER); 965 } 966 } 967 968 public void setInitialDisplaySize(Display display, int width, int height, int density) { 969 mDisplay = display; 970 971 int shortSize, longSize; 972 if (width > height) { 973 shortSize = height; 974 longSize = width; 975 mLandscapeRotation = Surface.ROTATION_0; 976 mSeascapeRotation = Surface.ROTATION_180; 977 if (mContext.getResources().getBoolean( 978 com.android.internal.R.bool.config_reverseDefaultRotation)) { 979 mPortraitRotation = Surface.ROTATION_90; 980 mUpsideDownRotation = Surface.ROTATION_270; 981 } else { 982 mPortraitRotation = Surface.ROTATION_270; 983 mUpsideDownRotation = Surface.ROTATION_90; 984 } 985 } else { 986 shortSize = width; 987 longSize = height; 988 mPortraitRotation = Surface.ROTATION_0; 989 mUpsideDownRotation = Surface.ROTATION_180; 990 if (mContext.getResources().getBoolean( 991 com.android.internal.R.bool.config_reverseDefaultRotation)) { 992 mLandscapeRotation = Surface.ROTATION_270; 993 mSeascapeRotation = Surface.ROTATION_90; 994 } else { 995 mLandscapeRotation = Surface.ROTATION_90; 996 mSeascapeRotation = Surface.ROTATION_270; 997 } 998 } 999 1000 mStatusBarHeight = mContext.getResources().getDimensionPixelSize( 1001 com.android.internal.R.dimen.status_bar_height); 1002 1003 // Height of the navigation bar when presented horizontally at bottom 1004 mNavigationBarHeightForRotation[mPortraitRotation] = 1005 mNavigationBarHeightForRotation[mUpsideDownRotation] = 1006 mContext.getResources().getDimensionPixelSize( 1007 com.android.internal.R.dimen.navigation_bar_height); 1008 mNavigationBarHeightForRotation[mLandscapeRotation] = 1009 mNavigationBarHeightForRotation[mSeascapeRotation] = 1010 mContext.getResources().getDimensionPixelSize( 1011 com.android.internal.R.dimen.navigation_bar_height_landscape); 1012 1013 // Width of the navigation bar when presented vertically along one side 1014 mNavigationBarWidthForRotation[mPortraitRotation] = 1015 mNavigationBarWidthForRotation[mUpsideDownRotation] = 1016 mNavigationBarWidthForRotation[mLandscapeRotation] = 1017 mNavigationBarWidthForRotation[mSeascapeRotation] = 1018 mContext.getResources().getDimensionPixelSize( 1019 com.android.internal.R.dimen.navigation_bar_width); 1020 1021 // SystemUI (status bar) layout policy 1022 int shortSizeDp = shortSize * DisplayMetrics.DENSITY_DEFAULT / density; 1023 1024 if (shortSizeDp < 600) { 1025 // 0-599dp: "phone" UI with a separate status & navigation bar 1026 mHasSystemNavBar = false; 1027 mNavigationBarCanMove = true; 1028 } else if (shortSizeDp < 720) { 1029 // 600+dp: "phone" UI with modifications for larger screens 1030 mHasSystemNavBar = false; 1031 mNavigationBarCanMove = false; 1032 } 1033 1034 if (!mHasSystemNavBar) { 1035 mHasNavigationBar = mContext.getResources().getBoolean( 1036 com.android.internal.R.bool.config_showNavigationBar); 1037 // Allow a system property to override this. Used by the emulator. 1038 // See also hasNavigationBar(). 1039 String navBarOverride = SystemProperties.get("qemu.hw.mainkeys"); 1040 if (! "".equals(navBarOverride)) { 1041 if (navBarOverride.equals("1")) mHasNavigationBar = false; 1042 else if (navBarOverride.equals("0")) mHasNavigationBar = true; 1043 } 1044 } else { 1045 mHasNavigationBar = false; 1046 } 1047 1048 if (mHasSystemNavBar) { 1049 // The system bar is always at the bottom. If you are watching 1050 // a video in landscape, we don't need to hide it if we can still 1051 // show a 16:9 aspect ratio with it. 1052 int longSizeDp = longSize * DisplayMetrics.DENSITY_DEFAULT / density; 1053 int barHeightDp = mNavigationBarHeightForRotation[mLandscapeRotation] 1054 * DisplayMetrics.DENSITY_DEFAULT / density; 1055 int aspect = ((shortSizeDp-barHeightDp) * 16) / longSizeDp; 1056 // We have computed the aspect ratio with the bar height taken 1057 // out to be 16:aspect. If this is less than 9, then hiding 1058 // the navigation bar will provide more useful space for wide 1059 // screen movies. 1060 mCanHideNavigationBar = aspect < 9; 1061 } else if (mHasNavigationBar) { 1062 // The navigation bar is at the right in landscape; it seems always 1063 // useful to hide it for showing a video. 1064 mCanHideNavigationBar = true; 1065 } else { 1066 mCanHideNavigationBar = false; 1067 } 1068 1069 if ("portrait".equals(SystemProperties.get("persist.demo.hdmirotation"))) { 1070 mHdmiRotation = mPortraitRotation; 1071 } else { 1072 mHdmiRotation = mLandscapeRotation; 1073 } 1074 } 1075 1076 public void updateSettings() { 1077 ContentResolver resolver = mContext.getContentResolver(); 1078 boolean updateRotation = false; 1079 synchronized (mLock) { 1080 mEndcallBehavior = Settings.System.getInt(resolver, 1081 Settings.System.END_BUTTON_BEHAVIOR, 1082 Settings.System.END_BUTTON_BEHAVIOR_DEFAULT); 1083 mIncallPowerBehavior = Settings.Secure.getInt(resolver, 1084 Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR, 1085 Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT); 1086 1087 // Configure rotation lock. 1088 int userRotation = Settings.System.getInt(resolver, 1089 Settings.System.USER_ROTATION, Surface.ROTATION_0); 1090 if (mUserRotation != userRotation) { 1091 mUserRotation = userRotation; 1092 updateRotation = true; 1093 } 1094 int userRotationMode = Settings.System.getInt(resolver, 1095 Settings.System.ACCELEROMETER_ROTATION, 0) != 0 ? 1096 WindowManagerPolicy.USER_ROTATION_FREE : 1097 WindowManagerPolicy.USER_ROTATION_LOCKED; 1098 if (mUserRotationMode != userRotationMode) { 1099 mUserRotationMode = userRotationMode; 1100 updateRotation = true; 1101 updateOrientationListenerLp(); 1102 } 1103 1104 if (mSystemReady) { 1105 int pointerLocation = Settings.System.getInt(resolver, 1106 Settings.System.POINTER_LOCATION, 0); 1107 if (mPointerLocationMode != pointerLocation) { 1108 mPointerLocationMode = pointerLocation; 1109 mHandler.sendEmptyMessage(pointerLocation != 0 ? 1110 MSG_ENABLE_POINTER_LOCATION : MSG_DISABLE_POINTER_LOCATION); 1111 } 1112 } 1113 // use screen off timeout setting as the timeout for the lockscreen 1114 mLockScreenTimeout = Settings.System.getInt(resolver, 1115 Settings.System.SCREEN_OFF_TIMEOUT, 0); 1116 String imId = Settings.Secure.getString(resolver, 1117 Settings.Secure.DEFAULT_INPUT_METHOD); 1118 boolean hasSoftInput = imId != null && imId.length() > 0; 1119 if (mHasSoftInput != hasSoftInput) { 1120 mHasSoftInput = hasSoftInput; 1121 updateRotation = true; 1122 } 1123 1124 // dreams 1125 mScreenSaverFeatureAvailable = mContext.getResources().getBoolean( 1126 com.android.internal.R.bool.config_enableDreams); 1127 1128 mScreenSaverEnabledByUser = 0 != Settings.Secure.getInt(resolver, 1129 Settings.Secure.SCREENSAVER_ENABLED, 0); 1130 1131 if (SEPARATE_TIMEOUT_FOR_SCREEN_SAVER) { 1132 mScreenSaverTimeout = Settings.Secure.getInt(resolver, 1133 "screensaver_timeout", 0); 1134 } else { 1135 mScreenSaverTimeout = Settings.System.getInt(resolver, 1136 Settings.System.SCREEN_OFF_TIMEOUT, 0); 1137 if (mScreenSaverTimeout > 0) { 1138 // We actually want to activate the screensaver just before the 1139 // power manager's screen timeout 1140 mScreenSaverTimeout -= 5000; 1141 } 1142 } 1143 } 1144 if (updateRotation) { 1145 updateRotation(true); 1146 } 1147 } 1148 1149 private void enablePointerLocation() { 1150 if (mPointerLocationView == null) { 1151 mPointerLocationView = new PointerLocationView(mContext); 1152 mPointerLocationView.setPrintCoords(false); 1153 1154 WindowManager.LayoutParams lp = new WindowManager.LayoutParams( 1155 WindowManager.LayoutParams.MATCH_PARENT, 1156 WindowManager.LayoutParams.MATCH_PARENT); 1157 lp.type = WindowManager.LayoutParams.TYPE_SECURE_SYSTEM_OVERLAY; 1158 lp.flags = WindowManager.LayoutParams.FLAG_FULLSCREEN 1159 | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE 1160 | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE 1161 | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN; 1162 lp.format = PixelFormat.TRANSLUCENT; 1163 lp.setTitle("PointerLocation"); 1164 WindowManager wm = (WindowManager) 1165 mContext.getSystemService(Context.WINDOW_SERVICE); 1166 lp.inputFeatures |= WindowManager.LayoutParams.INPUT_FEATURE_NO_INPUT_CHANNEL; 1167 wm.addView(mPointerLocationView, lp); 1168 1169 mPointerLocationInputChannel = 1170 mWindowManagerFuncs.monitorInput("PointerLocationView"); 1171 mPointerLocationInputEventReceiver = 1172 new PointerLocationInputEventReceiver(mPointerLocationInputChannel, 1173 Looper.myLooper(), mPointerLocationView); 1174 } 1175 } 1176 1177 private void disablePointerLocation() { 1178 if (mPointerLocationInputEventReceiver != null) { 1179 mPointerLocationInputEventReceiver.dispose(); 1180 mPointerLocationInputEventReceiver = null; 1181 } 1182 1183 if (mPointerLocationInputChannel != null) { 1184 mPointerLocationInputChannel.dispose(); 1185 mPointerLocationInputChannel = null; 1186 } 1187 1188 if (mPointerLocationView != null) { 1189 WindowManager wm = (WindowManager) 1190 mContext.getSystemService(Context.WINDOW_SERVICE); 1191 wm.removeView(mPointerLocationView); 1192 mPointerLocationView = null; 1193 } 1194 } 1195 1196 private int readRotation(int resID) { 1197 try { 1198 int rotation = mContext.getResources().getInteger(resID); 1199 switch (rotation) { 1200 case 0: 1201 return Surface.ROTATION_0; 1202 case 90: 1203 return Surface.ROTATION_90; 1204 case 180: 1205 return Surface.ROTATION_180; 1206 case 270: 1207 return Surface.ROTATION_270; 1208 } 1209 } catch (Resources.NotFoundException e) { 1210 // fall through 1211 } 1212 return -1; 1213 } 1214 1215 /** {@inheritDoc} */ 1216 public int checkAddPermission(WindowManager.LayoutParams attrs) { 1217 int type = attrs.type; 1218 1219 if (type < WindowManager.LayoutParams.FIRST_SYSTEM_WINDOW 1220 || type > WindowManager.LayoutParams.LAST_SYSTEM_WINDOW) { 1221 return WindowManagerImpl.ADD_OKAY; 1222 } 1223 String permission = null; 1224 switch (type) { 1225 case TYPE_TOAST: 1226 // XXX right now the app process has complete control over 1227 // this... should introduce a token to let the system 1228 // monitor/control what they are doing. 1229 break; 1230 case TYPE_DREAM: 1231 case TYPE_INPUT_METHOD: 1232 case TYPE_WALLPAPER: 1233 // The window manager will check these. 1234 break; 1235 case TYPE_PHONE: 1236 case TYPE_PRIORITY_PHONE: 1237 case TYPE_SYSTEM_ALERT: 1238 case TYPE_SYSTEM_ERROR: 1239 case TYPE_SYSTEM_OVERLAY: 1240 permission = android.Manifest.permission.SYSTEM_ALERT_WINDOW; 1241 break; 1242 default: 1243 permission = android.Manifest.permission.INTERNAL_SYSTEM_WINDOW; 1244 } 1245 if (permission != null) { 1246 if (mContext.checkCallingOrSelfPermission(permission) 1247 != PackageManager.PERMISSION_GRANTED) { 1248 return WindowManagerImpl.ADD_PERMISSION_DENIED; 1249 } 1250 } 1251 return WindowManagerImpl.ADD_OKAY; 1252 } 1253 1254 public void adjustWindowParamsLw(WindowManager.LayoutParams attrs) { 1255 switch (attrs.type) { 1256 case TYPE_SYSTEM_OVERLAY: 1257 case TYPE_SECURE_SYSTEM_OVERLAY: 1258 case TYPE_TOAST: 1259 // These types of windows can't receive input events. 1260 attrs.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE 1261 | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE; 1262 attrs.flags &= ~WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH; 1263 break; 1264 } 1265 } 1266 1267 void readLidState() { 1268 mLidState = mWindowManagerFuncs.getLidState(); 1269 } 1270 1271 private boolean isHidden(int accessibilityMode) { 1272 switch (accessibilityMode) { 1273 case 1: 1274 return mLidState == LID_CLOSED; 1275 case 2: 1276 return mLidState == LID_OPEN; 1277 default: 1278 return false; 1279 } 1280 } 1281 1282 private boolean isBuiltInKeyboardVisible() { 1283 return mHaveBuiltInKeyboard && !isHidden(mLidKeyboardAccessibility); 1284 } 1285 1286 /** {@inheritDoc} */ 1287 public void adjustConfigurationLw(Configuration config, int keyboardPresence, 1288 int navigationPresence) { 1289 mHaveBuiltInKeyboard = (keyboardPresence & PRESENCE_INTERNAL) != 0; 1290 1291 readLidState(); 1292 applyLidSwitchState(); 1293 1294 if (config.keyboard == Configuration.KEYBOARD_NOKEYS 1295 || (keyboardPresence == PRESENCE_INTERNAL 1296 && isHidden(mLidKeyboardAccessibility))) { 1297 config.hardKeyboardHidden = Configuration.HARDKEYBOARDHIDDEN_YES; 1298 if (!mHasSoftInput) { 1299 config.keyboardHidden = Configuration.KEYBOARDHIDDEN_YES; 1300 } 1301 } 1302 1303 if (config.navigation == Configuration.NAVIGATION_NONAV 1304 || (navigationPresence == PRESENCE_INTERNAL 1305 && isHidden(mLidNavigationAccessibility))) { 1306 config.navigationHidden = Configuration.NAVIGATIONHIDDEN_YES; 1307 } 1308 } 1309 1310 /** {@inheritDoc} */ 1311 public int windowTypeToLayerLw(int type) { 1312 if (type >= FIRST_APPLICATION_WINDOW && type <= LAST_APPLICATION_WINDOW) { 1313 return APPLICATION_LAYER; 1314 } 1315 switch (type) { 1316 case TYPE_STATUS_BAR: 1317 return STATUS_BAR_LAYER; 1318 case TYPE_STATUS_BAR_PANEL: 1319 return STATUS_BAR_PANEL_LAYER; 1320 case TYPE_STATUS_BAR_SUB_PANEL: 1321 return STATUS_BAR_SUB_PANEL_LAYER; 1322 case TYPE_SYSTEM_DIALOG: 1323 return SYSTEM_DIALOG_LAYER; 1324 case TYPE_SEARCH_BAR: 1325 return SEARCH_BAR_LAYER; 1326 case TYPE_PHONE: 1327 return PHONE_LAYER; 1328 case TYPE_KEYGUARD: 1329 return KEYGUARD_LAYER; 1330 case TYPE_KEYGUARD_DIALOG: 1331 return KEYGUARD_DIALOG_LAYER; 1332 case TYPE_SYSTEM_ALERT: 1333 return SYSTEM_ALERT_LAYER; 1334 case TYPE_SYSTEM_ERROR: 1335 return SYSTEM_ERROR_LAYER; 1336 case TYPE_INPUT_METHOD: 1337 return INPUT_METHOD_LAYER; 1338 case TYPE_INPUT_METHOD_DIALOG: 1339 return INPUT_METHOD_DIALOG_LAYER; 1340 case TYPE_VOLUME_OVERLAY: 1341 return VOLUME_OVERLAY_LAYER; 1342 case TYPE_SYSTEM_OVERLAY: 1343 return SYSTEM_OVERLAY_LAYER; 1344 case TYPE_SECURE_SYSTEM_OVERLAY: 1345 return SECURE_SYSTEM_OVERLAY_LAYER; 1346 case TYPE_PRIORITY_PHONE: 1347 return PRIORITY_PHONE_LAYER; 1348 case TYPE_TOAST: 1349 return TOAST_LAYER; 1350 case TYPE_WALLPAPER: 1351 return WALLPAPER_LAYER; 1352 case TYPE_DRAG: 1353 return DRAG_LAYER; 1354 case TYPE_POINTER: 1355 return POINTER_LAYER; 1356 case TYPE_NAVIGATION_BAR: 1357 return NAVIGATION_BAR_LAYER; 1358 case TYPE_NAVIGATION_BAR_PANEL: 1359 return NAVIGATION_BAR_PANEL_LAYER; 1360 case TYPE_BOOT_PROGRESS: 1361 return BOOT_PROGRESS_LAYER; 1362 case TYPE_HIDDEN_NAV_CONSUMER: 1363 return HIDDEN_NAV_CONSUMER_LAYER; 1364 case TYPE_DREAM: 1365 return SCREENSAVER_LAYER; 1366 case TYPE_UNIVERSE_BACKGROUND: 1367 return UNIVERSE_BACKGROUND_LAYER; 1368 } 1369 Log.e(TAG, "Unknown window type: " + type); 1370 return APPLICATION_LAYER; 1371 } 1372 1373 /** {@inheritDoc} */ 1374 public int subWindowTypeToLayerLw(int type) { 1375 switch (type) { 1376 case TYPE_APPLICATION_PANEL: 1377 case TYPE_APPLICATION_ATTACHED_DIALOG: 1378 return APPLICATION_PANEL_SUBLAYER; 1379 case TYPE_APPLICATION_MEDIA: 1380 return APPLICATION_MEDIA_SUBLAYER; 1381 case TYPE_APPLICATION_MEDIA_OVERLAY: 1382 return APPLICATION_MEDIA_OVERLAY_SUBLAYER; 1383 case TYPE_APPLICATION_SUB_PANEL: 1384 return APPLICATION_SUB_PANEL_SUBLAYER; 1385 } 1386 Log.e(TAG, "Unknown sub-window type: " + type); 1387 return 0; 1388 } 1389 1390 public int getMaxWallpaperLayer() { 1391 return STATUS_BAR_LAYER; 1392 } 1393 1394 public int getAboveUniverseLayer() { 1395 return SYSTEM_ERROR_LAYER; 1396 } 1397 1398 public boolean hasSystemNavBar() { 1399 return mHasSystemNavBar; 1400 } 1401 1402 public int getNonDecorDisplayWidth(int fullWidth, int fullHeight, int rotation) { 1403 if (mHasNavigationBar) { 1404 // For a basic navigation bar, when we are in landscape mode we place 1405 // the navigation bar to the side. 1406 if (mNavigationBarCanMove && fullWidth > fullHeight) { 1407 return fullWidth - mNavigationBarWidthForRotation[rotation]; 1408 } 1409 } 1410 return fullWidth; 1411 } 1412 1413 public int getNonDecorDisplayHeight(int fullWidth, int fullHeight, int rotation) { 1414 if (mHasSystemNavBar) { 1415 // For the system navigation bar, we always place it at the bottom. 1416 return fullHeight - mNavigationBarHeightForRotation[rotation]; 1417 } 1418 if (mHasNavigationBar) { 1419 // For a basic navigation bar, when we are in portrait mode we place 1420 // the navigation bar to the bottom. 1421 if (!mNavigationBarCanMove || fullWidth < fullHeight) { 1422 return fullHeight - mNavigationBarHeightForRotation[rotation]; 1423 } 1424 } 1425 return fullHeight; 1426 } 1427 1428 public int getConfigDisplayWidth(int fullWidth, int fullHeight, int rotation) { 1429 return getNonDecorDisplayWidth(fullWidth, fullHeight, rotation); 1430 } 1431 1432 public int getConfigDisplayHeight(int fullWidth, int fullHeight, int rotation) { 1433 // If we don't have a system nav bar, then there is a separate status 1434 // bar at the top of the display. We don't count that as part of the 1435 // fixed decor, since it can hide; however, for purposes of configurations, 1436 // we do want to exclude it since applications can't generally use that part 1437 // of the screen. 1438 if (!mHasSystemNavBar) { 1439 return getNonDecorDisplayHeight(fullWidth, fullHeight, rotation) - mStatusBarHeight; 1440 } 1441 return getNonDecorDisplayHeight(fullWidth, fullHeight, rotation); 1442 } 1443 1444 public boolean doesForceHide(WindowState win, WindowManager.LayoutParams attrs) { 1445 return attrs.type == WindowManager.LayoutParams.TYPE_KEYGUARD; 1446 } 1447 1448 public boolean canBeForceHidden(WindowState win, WindowManager.LayoutParams attrs) { 1449 return attrs.type != WindowManager.LayoutParams.TYPE_STATUS_BAR 1450 && attrs.type != WindowManager.LayoutParams.TYPE_NAVIGATION_BAR 1451 && attrs.type != WindowManager.LayoutParams.TYPE_WALLPAPER 1452 && attrs.type != WindowManager.LayoutParams.TYPE_UNIVERSE_BACKGROUND; 1453 } 1454 1455 /** {@inheritDoc} */ 1456 @Override 1457 public View addStartingWindow(IBinder appToken, String packageName, int theme, 1458 CompatibilityInfo compatInfo, CharSequence nonLocalizedLabel, int labelRes, 1459 int icon, int windowFlags) { 1460 if (!SHOW_STARTING_ANIMATIONS) { 1461 return null; 1462 } 1463 if (packageName == null) { 1464 return null; 1465 } 1466 1467 try { 1468 Context context = mContext; 1469 if (DEBUG_STARTING_WINDOW) Slog.d(TAG, "addStartingWindow " + packageName 1470 + ": nonLocalizedLabel=" + nonLocalizedLabel + " theme=" 1471 + Integer.toHexString(theme)); 1472 if (theme != context.getThemeResId() || labelRes != 0) { 1473 try { 1474 context = context.createPackageContext(packageName, 0); 1475 context.setTheme(theme); 1476 } catch (PackageManager.NameNotFoundException e) { 1477 // Ignore 1478 } 1479 } 1480 1481 Window win = PolicyManager.makeNewWindow(context); 1482 final TypedArray ta = win.getWindowStyle(); 1483 if (ta.getBoolean( 1484 com.android.internal.R.styleable.Window_windowDisablePreview, false) 1485 || ta.getBoolean( 1486 com.android.internal.R.styleable.Window_windowShowWallpaper,false)) { 1487 return null; 1488 } 1489 1490 Resources r = context.getResources(); 1491 win.setTitle(r.getText(labelRes, nonLocalizedLabel)); 1492 1493 win.setType( 1494 WindowManager.LayoutParams.TYPE_APPLICATION_STARTING); 1495 // Force the window flags: this is a fake window, so it is not really 1496 // touchable or focusable by the user. We also add in the ALT_FOCUSABLE_IM 1497 // flag because we do know that the next window will take input 1498 // focus, so we want to get the IME window up on top of us right away. 1499 win.setFlags( 1500 windowFlags| 1501 WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE| 1502 WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE| 1503 WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM, 1504 windowFlags| 1505 WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE| 1506 WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE| 1507 WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM); 1508 1509 if (!compatInfo.supportsScreen()) { 1510 win.addFlags(WindowManager.LayoutParams.FLAG_COMPATIBLE_WINDOW); 1511 } 1512 1513 win.setLayout(WindowManager.LayoutParams.MATCH_PARENT, 1514 WindowManager.LayoutParams.MATCH_PARENT); 1515 1516 final WindowManager.LayoutParams params = win.getAttributes(); 1517 params.token = appToken; 1518 params.packageName = packageName; 1519 params.windowAnimations = win.getWindowStyle().getResourceId( 1520 com.android.internal.R.styleable.Window_windowAnimationStyle, 0); 1521 params.privateFlags |= 1522 WindowManager.LayoutParams.PRIVATE_FLAG_FAKE_HARDWARE_ACCELERATED; 1523 params.setTitle("Starting " + packageName); 1524 1525 WindowManager wm = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 1526 View view = win.getDecorView(); 1527 1528 if (win.isFloating()) { 1529 // Whoops, there is no way to display an animation/preview 1530 // of such a thing! After all that work... let's skip it. 1531 // (Note that we must do this here because it is in 1532 // getDecorView() where the theme is evaluated... maybe 1533 // we should peek the floating attribute from the theme 1534 // earlier.) 1535 return null; 1536 } 1537 1538 if (DEBUG_STARTING_WINDOW) Slog.d( 1539 TAG, "Adding starting window for " + packageName 1540 + " / " + appToken + ": " 1541 + (view.getParent() != null ? view : null)); 1542 1543 wm.addView(view, params); 1544 1545 // Only return the view if it was successfully added to the 1546 // window manager... which we can tell by it having a parent. 1547 return view.getParent() != null ? view : null; 1548 } catch (WindowManagerImpl.BadTokenException e) { 1549 // ignore 1550 Log.w(TAG, appToken + " already running, starting window not displayed"); 1551 } catch (RuntimeException e) { 1552 // don't crash if something else bad happens, for example a 1553 // failure loading resources because we are loading from an app 1554 // on external storage that has been unmounted. 1555 Log.w(TAG, appToken + " failed creating starting window", e); 1556 } 1557 1558 return null; 1559 } 1560 1561 /** {@inheritDoc} */ 1562 public void removeStartingWindow(IBinder appToken, View window) { 1563 if (DEBUG_STARTING_WINDOW) { 1564 RuntimeException e = new RuntimeException("here"); 1565 e.fillInStackTrace(); 1566 Log.v(TAG, "Removing starting window for " + appToken + ": " + window, e); 1567 } 1568 1569 if (window != null) { 1570 WindowManager wm = (WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE); 1571 wm.removeView(window); 1572 } 1573 } 1574 1575 /** 1576 * Preflight adding a window to the system. 1577 * 1578 * Currently enforces that three window types are singletons: 1579 * <ul> 1580 * <li>STATUS_BAR_TYPE</li> 1581 * <li>KEYGUARD_TYPE</li> 1582 * </ul> 1583 * 1584 * @param win The window to be added 1585 * @param attrs Information about the window to be added 1586 * 1587 * @return If ok, WindowManagerImpl.ADD_OKAY. If too many singletons, WindowManagerImpl.ADD_MULTIPLE_SINGLETON 1588 */ 1589 public int prepareAddWindowLw(WindowState win, WindowManager.LayoutParams attrs) { 1590 switch (attrs.type) { 1591 case TYPE_STATUS_BAR: 1592 mContext.enforceCallingOrSelfPermission( 1593 android.Manifest.permission.STATUS_BAR_SERVICE, 1594 "PhoneWindowManager"); 1595 if (mStatusBar != null) { 1596 if (mStatusBar.isAlive()) { 1597 return WindowManagerImpl.ADD_MULTIPLE_SINGLETON; 1598 } 1599 } 1600 mStatusBar = win; 1601 break; 1602 case TYPE_NAVIGATION_BAR: 1603 mContext.enforceCallingOrSelfPermission( 1604 android.Manifest.permission.STATUS_BAR_SERVICE, 1605 "PhoneWindowManager"); 1606 if (mNavigationBar != null) { 1607 if (mNavigationBar.isAlive()) { 1608 return WindowManagerImpl.ADD_MULTIPLE_SINGLETON; 1609 } 1610 } 1611 mNavigationBar = win; 1612 if (DEBUG_LAYOUT) Log.i(TAG, "NAVIGATION BAR: " + mNavigationBar); 1613 break; 1614 case TYPE_NAVIGATION_BAR_PANEL: 1615 mContext.enforceCallingOrSelfPermission( 1616 android.Manifest.permission.STATUS_BAR_SERVICE, 1617 "PhoneWindowManager"); 1618 break; 1619 case TYPE_STATUS_BAR_PANEL: 1620 mContext.enforceCallingOrSelfPermission( 1621 android.Manifest.permission.STATUS_BAR_SERVICE, 1622 "PhoneWindowManager"); 1623 break; 1624 case TYPE_STATUS_BAR_SUB_PANEL: 1625 mContext.enforceCallingOrSelfPermission( 1626 android.Manifest.permission.STATUS_BAR_SERVICE, 1627 "PhoneWindowManager"); 1628 break; 1629 case TYPE_KEYGUARD: 1630 if (mKeyguard != null) { 1631 return WindowManagerImpl.ADD_MULTIPLE_SINGLETON; 1632 } 1633 mKeyguard = win; 1634 break; 1635 } 1636 return WindowManagerImpl.ADD_OKAY; 1637 } 1638 1639 /** {@inheritDoc} */ 1640 public void removeWindowLw(WindowState win) { 1641 if (mStatusBar == win) { 1642 mStatusBar = null; 1643 } else if (mKeyguard == win) { 1644 mKeyguard = null; 1645 } else if (mNavigationBar == win) { 1646 mNavigationBar = null; 1647 } 1648 } 1649 1650 static final boolean PRINT_ANIM = false; 1651 1652 /** {@inheritDoc} */ 1653 public int selectAnimationLw(WindowState win, int transit) { 1654 if (PRINT_ANIM) Log.i(TAG, "selectAnimation in " + win 1655 + ": transit=" + transit); 1656 if (win == mStatusBar) { 1657 if (transit == TRANSIT_EXIT || transit == TRANSIT_HIDE) { 1658 return R.anim.dock_top_exit; 1659 } else if (transit == TRANSIT_ENTER || transit == TRANSIT_SHOW) { 1660 return R.anim.dock_top_enter; 1661 } 1662 } else if (win == mNavigationBar) { 1663 // This can be on either the bottom or the right. 1664 if (mNavigationBarOnBottom) { 1665 if (transit == TRANSIT_EXIT || transit == TRANSIT_HIDE) { 1666 return R.anim.dock_bottom_exit; 1667 } else if (transit == TRANSIT_ENTER || transit == TRANSIT_SHOW) { 1668 return R.anim.dock_bottom_enter; 1669 } 1670 } else { 1671 if (transit == TRANSIT_EXIT || transit == TRANSIT_HIDE) { 1672 return R.anim.dock_right_exit; 1673 } else if (transit == TRANSIT_ENTER || transit == TRANSIT_SHOW) { 1674 return R.anim.dock_right_enter; 1675 } 1676 } 1677 } if (transit == TRANSIT_PREVIEW_DONE) { 1678 if (win.hasAppShownWindows()) { 1679 if (PRINT_ANIM) Log.i(TAG, "**** STARTING EXIT"); 1680 return com.android.internal.R.anim.app_starting_exit; 1681 } 1682 } 1683 1684 return 0; 1685 } 1686 1687 public Animation createForceHideEnterAnimation(boolean onWallpaper) { 1688 return AnimationUtils.loadAnimation(mContext, onWallpaper 1689 ? com.android.internal.R.anim.lock_screen_wallpaper_behind_enter 1690 : com.android.internal.R.anim.lock_screen_behind_enter); 1691 } 1692 1693 static ITelephony getTelephonyService() { 1694 return ITelephony.Stub.asInterface( 1695 ServiceManager.checkService(Context.TELEPHONY_SERVICE)); 1696 } 1697 1698 static IAudioService getAudioService() { 1699 IAudioService audioService = IAudioService.Stub.asInterface( 1700 ServiceManager.checkService(Context.AUDIO_SERVICE)); 1701 if (audioService == null) { 1702 Log.w(TAG, "Unable to find IAudioService interface."); 1703 } 1704 return audioService; 1705 } 1706 1707 boolean keyguardOn() { 1708 return keyguardIsShowingTq() || inKeyguardRestrictedKeyInputMode(); 1709 } 1710 1711 private static final int[] WINDOW_TYPES_WHERE_HOME_DOESNT_WORK = { 1712 WindowManager.LayoutParams.TYPE_SYSTEM_ALERT, 1713 WindowManager.LayoutParams.TYPE_SYSTEM_ERROR, 1714 }; 1715 1716 /** {@inheritDoc} */ 1717 @Override 1718 public long interceptKeyBeforeDispatching(WindowState win, KeyEvent event, int policyFlags) { 1719 final boolean keyguardOn = keyguardOn(); 1720 final int keyCode = event.getKeyCode(); 1721 final int repeatCount = event.getRepeatCount(); 1722 final int metaState = event.getMetaState(); 1723 final int flags = event.getFlags(); 1724 final boolean down = event.getAction() == KeyEvent.ACTION_DOWN; 1725 final boolean canceled = event.isCanceled(); 1726 1727 if (DEBUG_INPUT) { 1728 Log.d(TAG, "interceptKeyTi keyCode=" + keyCode + " down=" + down + " repeatCount=" 1729 + repeatCount + " keyguardOn=" + keyguardOn + " mHomePressed=" + mHomePressed 1730 + " canceled=" + canceled); 1731 } 1732 1733 // If we think we might have a volume down & power key chord on the way 1734 // but we're not sure, then tell the dispatcher to wait a little while and 1735 // try again later before dispatching. 1736 if (mScreenshotChordEnabled && (flags & KeyEvent.FLAG_FALLBACK) == 0) { 1737 if (mVolumeDownKeyTriggered && !mPowerKeyTriggered) { 1738 final long now = SystemClock.uptimeMillis(); 1739 final long timeoutTime = mVolumeDownKeyTime + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS; 1740 if (now < timeoutTime) { 1741 return timeoutTime - now; 1742 } 1743 } 1744 if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN 1745 && mVolumeDownKeyConsumedByScreenshotChord) { 1746 if (!down) { 1747 mVolumeDownKeyConsumedByScreenshotChord = false; 1748 } 1749 return -1; 1750 } 1751 } 1752 1753 // First we always handle the home key here, so applications 1754 // can never break it, although if keyguard is on, we do let 1755 // it handle it, because that gives us the correct 5 second 1756 // timeout. 1757 if (keyCode == KeyEvent.KEYCODE_HOME) { 1758 1759 // If we have released the home key, and didn't do anything else 1760 // while it was pressed, then it is time to go home! 1761 if (!down) { 1762 final boolean homeWasLongPressed = mHomeLongPressed; 1763 mHomePressed = false; 1764 mHomeLongPressed = false; 1765 if (!homeWasLongPressed) { 1766 try { 1767 IStatusBarService statusbar = getStatusBarService(); 1768 if (statusbar != null) { 1769 statusbar.cancelPreloadRecentApps(); 1770 } 1771 } catch (RemoteException e) { 1772 Slog.e(TAG, "RemoteException when showing recent apps", e); 1773 // re-acquire status bar service next time it is needed. 1774 mStatusBarService = null; 1775 } 1776 1777 mHomePressed = false; 1778 if (!canceled) { 1779 // If an incoming call is ringing, HOME is totally disabled. 1780 // (The user is already on the InCallScreen at this point, 1781 // and his ONLY options are to answer or reject the call.) 1782 boolean incomingRinging = false; 1783 try { 1784 ITelephony telephonyService = getTelephonyService(); 1785 if (telephonyService != null) { 1786 incomingRinging = telephonyService.isRinging(); 1787 } 1788 } catch (RemoteException ex) { 1789 Log.w(TAG, "RemoteException from getPhoneInterface()", ex); 1790 } 1791 1792 if (incomingRinging) { 1793 Log.i(TAG, "Ignoring HOME; there's a ringing incoming call."); 1794 } else { 1795 launchHomeFromHotKey(); 1796 } 1797 } else { 1798 Log.i(TAG, "Ignoring HOME; event canceled."); 1799 } 1800 return -1; 1801 } 1802 } 1803 1804 // If a system window has focus, then it doesn't make sense 1805 // right now to interact with applications. 1806 WindowManager.LayoutParams attrs = win != null ? win.getAttrs() : null; 1807 if (attrs != null) { 1808 final int type = attrs.type; 1809 if (type == WindowManager.LayoutParams.TYPE_KEYGUARD 1810 || type == WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG) { 1811 // the "app" is keyguard, so give it the key 1812 return 0; 1813 } 1814 final int typeCount = WINDOW_TYPES_WHERE_HOME_DOESNT_WORK.length; 1815 for (int i=0; i<typeCount; i++) { 1816 if (type == WINDOW_TYPES_WHERE_HOME_DOESNT_WORK[i]) { 1817 // don't do anything, but also don't pass it to the app 1818 return -1; 1819 } 1820 } 1821 } 1822 if (down) { 1823 if (!mHomePressed && mLongPressOnHomeBehavior == LONG_PRESS_HOME_RECENT_SYSTEM_UI) { 1824 try { 1825 IStatusBarService statusbar = getStatusBarService(); 1826 if (statusbar != null) { 1827 statusbar.preloadRecentApps(); 1828 } 1829 } catch (RemoteException e) { 1830 Slog.e(TAG, "RemoteException when preloading recent apps", e); 1831 // re-acquire status bar service next time it is needed. 1832 mStatusBarService = null; 1833 } 1834 } 1835 if (repeatCount == 0) { 1836 mHomePressed = true; 1837 } else if ((event.getFlags() & KeyEvent.FLAG_LONG_PRESS) != 0) { 1838 if (!keyguardOn) { 1839 handleLongPressOnHome(); 1840 } 1841 } 1842 } 1843 return -1; 1844 } else if (keyCode == KeyEvent.KEYCODE_MENU) { 1845 // Hijack modified menu keys for debugging features 1846 final int chordBug = KeyEvent.META_SHIFT_ON; 1847 1848 if (down && repeatCount == 0) { 1849 if (mEnableShiftMenuBugReports && (metaState & chordBug) == chordBug) { 1850 Intent intent = new Intent(Intent.ACTION_BUG_REPORT); 1851 mContext.sendOrderedBroadcast(intent, null); 1852 return -1; 1853 } else if (SHOW_PROCESSES_ON_ALT_MENU && 1854 (metaState & KeyEvent.META_ALT_ON) == KeyEvent.META_ALT_ON) { 1855 Intent service = new Intent(); 1856 service.setClassName(mContext, "com.android.server.LoadAverageService"); 1857 ContentResolver res = mContext.getContentResolver(); 1858 boolean shown = Settings.System.getInt( 1859 res, Settings.System.SHOW_PROCESSES, 0) != 0; 1860 if (!shown) { 1861 mContext.startService(service); 1862 } else { 1863 mContext.stopService(service); 1864 } 1865 Settings.System.putInt( 1866 res, Settings.System.SHOW_PROCESSES, shown ? 0 : 1); 1867 return -1; 1868 } 1869 } 1870 } else if (keyCode == KeyEvent.KEYCODE_SEARCH) { 1871 if (down) { 1872 if (repeatCount == 0) { 1873 mSearchKeyShortcutPending = true; 1874 mConsumeSearchKeyUp = false; 1875 } 1876 } else { 1877 mSearchKeyShortcutPending = false; 1878 if (mConsumeSearchKeyUp) { 1879 mConsumeSearchKeyUp = false; 1880 return -1; 1881 } 1882 } 1883 return 0; 1884 } else if (keyCode == KeyEvent.KEYCODE_APP_SWITCH) { 1885 if (down && repeatCount == 0 && !keyguardOn) { 1886 showOrHideRecentAppsDialog(RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS); 1887 } 1888 return -1; 1889 } else if (keyCode == KeyEvent.KEYCODE_ASSIST) { 1890 if (down) { 1891 if (repeatCount == 0) { 1892 mAssistKeyLongPressed = false; 1893 } else if (repeatCount == 1) { 1894 mAssistKeyLongPressed = true; 1895 if (!keyguardOn) { 1896 launchAssistLongPressAction(); 1897 } 1898 } 1899 } else { 1900 if (mAssistKeyLongPressed) { 1901 mAssistKeyLongPressed = false; 1902 } else { 1903 if (!keyguardOn) { 1904 launchAssistAction(); 1905 } 1906 } 1907 } 1908 return -1; 1909 } 1910 1911 // Shortcuts are invoked through Search+key, so intercept those here 1912 // Any printing key that is chorded with Search should be consumed 1913 // even if no shortcut was invoked. This prevents text from being 1914 // inadvertently inserted when using a keyboard that has built-in macro 1915 // shortcut keys (that emit Search+x) and some of them are not registered. 1916 if (mSearchKeyShortcutPending) { 1917 final KeyCharacterMap kcm = event.getKeyCharacterMap(); 1918 if (kcm.isPrintingKey(keyCode)) { 1919 mConsumeSearchKeyUp = true; 1920 mSearchKeyShortcutPending = false; 1921 if (down && repeatCount == 0 && !keyguardOn) { 1922 Intent shortcutIntent = mShortcutManager.getIntent(kcm, keyCode, metaState); 1923 if (shortcutIntent != null) { 1924 shortcutIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1925 try { 1926 mContext.startActivity(shortcutIntent); 1927 } catch (ActivityNotFoundException ex) { 1928 Slog.w(TAG, "Dropping shortcut key combination because " 1929 + "the activity to which it is registered was not found: " 1930 + "SEARCH+" + KeyEvent.keyCodeToString(keyCode), ex); 1931 } 1932 } else { 1933 Slog.i(TAG, "Dropping unregistered shortcut key combination: " 1934 + "SEARCH+" + KeyEvent.keyCodeToString(keyCode)); 1935 } 1936 } 1937 return -1; 1938 } 1939 } 1940 1941 // Invoke shortcuts using Meta. 1942 if (down && repeatCount == 0 && !keyguardOn 1943 && (metaState & KeyEvent.META_META_ON) != 0) { 1944 final KeyCharacterMap kcm = event.getKeyCharacterMap(); 1945 if (kcm.isPrintingKey(keyCode)) { 1946 Intent shortcutIntent = mShortcutManager.getIntent(kcm, keyCode, 1947 metaState & ~(KeyEvent.META_META_ON 1948 | KeyEvent.META_META_LEFT_ON | KeyEvent.META_META_RIGHT_ON)); 1949 if (shortcutIntent != null) { 1950 shortcutIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1951 try { 1952 mContext.startActivity(shortcutIntent); 1953 } catch (ActivityNotFoundException ex) { 1954 Slog.w(TAG, "Dropping shortcut key combination because " 1955 + "the activity to which it is registered was not found: " 1956 + "META+" + KeyEvent.keyCodeToString(keyCode), ex); 1957 } 1958 return -1; 1959 } 1960 } 1961 } 1962 1963 // Handle application launch keys. 1964 if (down && repeatCount == 0 && !keyguardOn) { 1965 String category = sApplicationLaunchKeyCategories.get(keyCode); 1966 if (category != null) { 1967 Intent intent = Intent.makeMainSelectorActivity(Intent.ACTION_MAIN, category); 1968 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1969 try { 1970 mContext.startActivity(intent); 1971 } catch (ActivityNotFoundException ex) { 1972 Slog.w(TAG, "Dropping application launch key because " 1973 + "the activity to which it is registered was not found: " 1974 + "keyCode=" + keyCode + ", category=" + category, ex); 1975 } 1976 return -1; 1977 } 1978 } 1979 1980 // Display task switcher for ALT-TAB or Meta-TAB. 1981 if (down && repeatCount == 0 && keyCode == KeyEvent.KEYCODE_TAB) { 1982 if (mRecentAppsDialogHeldModifiers == 0 && !keyguardOn) { 1983 final int shiftlessModifiers = event.getModifiers() & ~KeyEvent.META_SHIFT_MASK; 1984 if (KeyEvent.metaStateHasModifiers(shiftlessModifiers, KeyEvent.META_ALT_ON) 1985 || KeyEvent.metaStateHasModifiers( 1986 shiftlessModifiers, KeyEvent.META_META_ON)) { 1987 mRecentAppsDialogHeldModifiers = shiftlessModifiers; 1988 showOrHideRecentAppsDialog(RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW); 1989 return -1; 1990 } 1991 } 1992 } else if (!down && mRecentAppsDialogHeldModifiers != 0 1993 && (metaState & mRecentAppsDialogHeldModifiers) == 0) { 1994 mRecentAppsDialogHeldModifiers = 0; 1995 showOrHideRecentAppsDialog(keyguardOn ? RECENT_APPS_BEHAVIOR_DISMISS : 1996 RECENT_APPS_BEHAVIOR_DISMISS_AND_SWITCH); 1997 } 1998 1999 // Handle keyboard language switching. 2000 if (down && repeatCount == 0 2001 && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH 2002 || (keyCode == KeyEvent.KEYCODE_SPACE 2003 && (metaState & KeyEvent.META_CTRL_MASK) != 0))) { 2004 int direction = (metaState & KeyEvent.META_SHIFT_MASK) != 0 ? -1 : 1; 2005 mWindowManagerFuncs.switchKeyboardLayout(event.getDeviceId(), direction); 2006 return -1; 2007 } 2008 if (mLanguageSwitchKeyPressed && !down 2009 && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH 2010 || keyCode == KeyEvent.KEYCODE_SPACE)) { 2011 mLanguageSwitchKeyPressed = false; 2012 return -1; 2013 } 2014 2015 // Let the application handle the key. 2016 return 0; 2017 } 2018 2019 /** {@inheritDoc} */ 2020 @Override 2021 public KeyEvent dispatchUnhandledKey(WindowState win, KeyEvent event, int policyFlags) { 2022 // Note: This method is only called if the initial down was unhandled. 2023 if (DEBUG_INPUT) { 2024 Slog.d(TAG, "Unhandled key: win=" + win + ", action=" + event.getAction() 2025 + ", flags=" + event.getFlags() 2026 + ", keyCode=" + event.getKeyCode() 2027 + ", scanCode=" + event.getScanCode() 2028 + ", metaState=" + event.getMetaState() 2029 + ", repeatCount=" + event.getRepeatCount() 2030 + ", policyFlags=" + policyFlags); 2031 } 2032 2033 KeyEvent fallbackEvent = null; 2034 if ((event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) { 2035 final KeyCharacterMap kcm = event.getKeyCharacterMap(); 2036 final int keyCode = event.getKeyCode(); 2037 final int metaState = event.getMetaState(); 2038 final boolean initialDown = event.getAction() == KeyEvent.ACTION_DOWN 2039 && event.getRepeatCount() == 0; 2040 2041 // Check for fallback actions specified by the key character map. 2042 final FallbackAction fallbackAction; 2043 if (initialDown) { 2044 fallbackAction = kcm.getFallbackAction(keyCode, metaState); 2045 } else { 2046 fallbackAction = mFallbackActions.get(keyCode); 2047 } 2048 2049 if (fallbackAction != null) { 2050 if (DEBUG_INPUT) { 2051 Slog.d(TAG, "Fallback: keyCode=" + fallbackAction.keyCode 2052 + " metaState=" + Integer.toHexString(fallbackAction.metaState)); 2053 } 2054 2055 final int flags = event.getFlags() | KeyEvent.FLAG_FALLBACK; 2056 fallbackEvent = KeyEvent.obtain( 2057 event.getDownTime(), event.getEventTime(), 2058 event.getAction(), fallbackAction.keyCode, 2059 event.getRepeatCount(), fallbackAction.metaState, 2060 event.getDeviceId(), event.getScanCode(), 2061 flags, event.getSource(), null); 2062 2063 if (!interceptFallback(win, fallbackEvent, policyFlags)) { 2064 fallbackEvent.recycle(); 2065 fallbackEvent = null; 2066 } 2067 2068 if (initialDown) { 2069 mFallbackActions.put(keyCode, fallbackAction); 2070 } else if (event.getAction() == KeyEvent.ACTION_UP) { 2071 mFallbackActions.remove(keyCode); 2072 fallbackAction.recycle(); 2073 } 2074 } 2075 } 2076 2077 if (DEBUG_INPUT) { 2078 if (fallbackEvent == null) { 2079 Slog.d(TAG, "No fallback."); 2080 } else { 2081 Slog.d(TAG, "Performing fallback: " + fallbackEvent); 2082 } 2083 } 2084 return fallbackEvent; 2085 } 2086 2087 private boolean interceptFallback(WindowState win, KeyEvent fallbackEvent, int policyFlags) { 2088 int actions = interceptKeyBeforeQueueing(fallbackEvent, policyFlags, true); 2089 if ((actions & ACTION_PASS_TO_USER) != 0) { 2090 long delayMillis = interceptKeyBeforeDispatching( 2091 win, fallbackEvent, policyFlags); 2092 if (delayMillis == 0) { 2093 return true; 2094 } 2095 } 2096 return false; 2097 } 2098 2099 private void launchAssistLongPressAction() { 2100 performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false); 2101 sendCloseSystemWindows(SYSTEM_DIALOG_REASON_ASSIST); 2102 2103 // launch the search activity 2104 Intent intent = new Intent(Intent.ACTION_SEARCH_LONG_PRESS); 2105 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2106 try { 2107 // TODO: This only stops the factory-installed search manager. 2108 // Need to formalize an API to handle others 2109 SearchManager searchManager = getSearchManager(); 2110 if (searchManager != null) { 2111 searchManager.stopSearch(); 2112 } 2113 mContext.startActivity(intent); 2114 } catch (ActivityNotFoundException e) { 2115 Slog.w(TAG, "No activity to handle assist long press action.", e); 2116 } 2117 } 2118 2119 private void launchAssistAction() { 2120 sendCloseSystemWindows(SYSTEM_DIALOG_REASON_ASSIST); 2121 Intent intent = SearchManager.getAssistIntent(mContext); 2122 if (intent != null) { 2123 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 2124 | Intent.FLAG_ACTIVITY_SINGLE_TOP 2125 | Intent.FLAG_ACTIVITY_CLEAR_TOP); 2126 try { 2127 mContext.startActivity(intent); 2128 } catch (ActivityNotFoundException e) { 2129 Slog.w(TAG, "No activity to handle assist action.", e); 2130 } 2131 } 2132 } 2133 2134 private SearchManager getSearchManager() { 2135 if (mSearchManager == null) { 2136 mSearchManager = (SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE); 2137 } 2138 return mSearchManager; 2139 } 2140 2141 /** 2142 * A home key -> launch home action was detected. Take the appropriate action 2143 * given the situation with the keyguard. 2144 */ 2145 void launchHomeFromHotKey() { 2146 if (mKeyguardMediator != null && mKeyguardMediator.isShowingAndNotHidden()) { 2147 // don't launch home if keyguard showing 2148 } else if (!mHideLockScreen && mKeyguardMediator.isInputRestricted()) { 2149 // when in keyguard restricted mode, must first verify unlock 2150 // before launching home 2151 mKeyguardMediator.verifyUnlock(new OnKeyguardExitResult() { 2152 public void onKeyguardExitResult(boolean success) { 2153 if (success) { 2154 try { 2155 ActivityManagerNative.getDefault().stopAppSwitches(); 2156 } catch (RemoteException e) { 2157 } 2158 sendCloseSystemWindows(SYSTEM_DIALOG_REASON_HOME_KEY); 2159 startDockOrHome(); 2160 } 2161 } 2162 }); 2163 } else { 2164 // no keyguard stuff to worry about, just launch home! 2165 try { 2166 ActivityManagerNative.getDefault().stopAppSwitches(); 2167 } catch (RemoteException e) { 2168 } 2169 sendCloseSystemWindows(SYSTEM_DIALOG_REASON_HOME_KEY); 2170 startDockOrHome(); 2171 } 2172 } 2173 2174 /** 2175 * A delayed callback use to determine when it is okay to re-allow applications 2176 * to use certain system UI flags. This is used to prevent applications from 2177 * spamming system UI changes that prevent the navigation bar from being shown. 2178 */ 2179 final Runnable mAllowSystemUiDelay = new Runnable() { 2180 @Override public void run() { 2181 } 2182 }; 2183 2184 /** 2185 * Input handler used while nav bar is hidden. Captures any touch on the screen, 2186 * to determine when the nav bar should be shown and prevent applications from 2187 * receiving those touches. 2188 */ 2189 final class HideNavInputEventReceiver extends InputEventReceiver { 2190 public HideNavInputEventReceiver(InputChannel inputChannel, Looper looper) { 2191 super(inputChannel, looper); 2192 } 2193 2194 @Override 2195 public void onInputEvent(InputEvent event) { 2196 boolean handled = false; 2197 try { 2198 if (event instanceof MotionEvent 2199 && (event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) { 2200 final MotionEvent motionEvent = (MotionEvent)event; 2201 if (motionEvent.getAction() == MotionEvent.ACTION_DOWN) { 2202 // When the user taps down, we re-show the nav bar. 2203 boolean changed = false; 2204 synchronized (mLock) { 2205 // Any user activity always causes us to show the 2206 // navigation controls, if they had been hidden. 2207 // We also clear the low profile and only content 2208 // flags so that tapping on the screen will atomically 2209 // restore all currently hidden screen decorations. 2210 int newVal = mResettingSystemUiFlags | 2211 View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | 2212 View.SYSTEM_UI_FLAG_LOW_PROFILE | 2213 View.SYSTEM_UI_FLAG_FULLSCREEN; 2214 if (mResettingSystemUiFlags != newVal) { 2215 mResettingSystemUiFlags = newVal; 2216 changed = true; 2217 } 2218 // We don't allow the system's nav bar to be hidden 2219 // again for 1 second, to prevent applications from 2220 // spamming us and keeping it from being shown. 2221 newVal = mForceClearedSystemUiFlags | 2222 View.SYSTEM_UI_FLAG_HIDE_NAVIGATION; 2223 if (mForceClearedSystemUiFlags != newVal) { 2224 mForceClearedSystemUiFlags = newVal; 2225 changed = true; 2226 mHandler.postDelayed(new Runnable() { 2227 @Override public void run() { 2228 synchronized (mLock) { 2229 // Clear flags. 2230 mForceClearedSystemUiFlags &= 2231 ~View.SYSTEM_UI_FLAG_HIDE_NAVIGATION; 2232 } 2233 mWindowManagerFuncs.reevaluateStatusBarVisibility(); 2234 } 2235 }, 1000); 2236 } 2237 } 2238 if (changed) { 2239 mWindowManagerFuncs.reevaluateStatusBarVisibility(); 2240 } 2241 } 2242 } 2243 } finally { 2244 finishInputEvent(event, handled); 2245 } 2246 } 2247 } 2248 final InputEventReceiver.Factory mHideNavInputEventReceiverFactory = 2249 new InputEventReceiver.Factory() { 2250 @Override 2251 public InputEventReceiver createInputEventReceiver( 2252 InputChannel inputChannel, Looper looper) { 2253 return new HideNavInputEventReceiver(inputChannel, looper); 2254 } 2255 }; 2256 2257 @Override 2258 public int adjustSystemUiVisibilityLw(int visibility) { 2259 // Reset any bits in mForceClearingStatusBarVisibility that 2260 // are now clear. 2261 mResettingSystemUiFlags &= visibility; 2262 // Clear any bits in the new visibility that are currently being 2263 // force cleared, before reporting it. 2264 return visibility & ~mResettingSystemUiFlags 2265 & ~mForceClearedSystemUiFlags; 2266 } 2267 2268 public void getContentInsetHintLw(WindowManager.LayoutParams attrs, Rect contentInset) { 2269 final int fl = attrs.flags; 2270 final int systemUiVisibility = (attrs.systemUiVisibility|attrs.subtreeSystemUiVisibility); 2271 2272 if ((fl & (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR)) 2273 == (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR)) { 2274 int availRight, availBottom; 2275 if (mCanHideNavigationBar && 2276 (systemUiVisibility & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0) { 2277 availRight = mUnrestrictedScreenLeft + mUnrestrictedScreenWidth; 2278 availBottom = mUnrestrictedScreenTop + mUnrestrictedScreenHeight; 2279 } else { 2280 availRight = mRestrictedScreenLeft + mRestrictedScreenWidth; 2281 availBottom = mRestrictedScreenTop + mRestrictedScreenHeight; 2282 } 2283 if ((systemUiVisibility & View.SYSTEM_UI_FLAG_LAYOUT_STABLE) != 0) { 2284 if ((fl & FLAG_FULLSCREEN) != 0) { 2285 contentInset.set(mStableFullscreenLeft, mStableFullscreenTop, 2286 availRight - mStableFullscreenRight, 2287 availBottom - mStableFullscreenBottom); 2288 } else { 2289 contentInset.set(mStableLeft, mStableTop, 2290 availRight - mStableRight, availBottom - mStableBottom); 2291 } 2292 } else if ((fl & FLAG_FULLSCREEN) != 0) { 2293 contentInset.setEmpty(); 2294 } else if ((systemUiVisibility & (View.SYSTEM_UI_FLAG_FULLSCREEN 2295 | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN)) == 0) { 2296 contentInset.set(mCurLeft, mCurTop, 2297 availRight - mCurRight, availBottom - mCurBottom); 2298 } else { 2299 contentInset.set(mCurLeft, mCurTop, 2300 availRight - mCurRight, availBottom - mCurBottom); 2301 } 2302 return; 2303 } 2304 contentInset.setEmpty(); 2305 } 2306 2307 /** {@inheritDoc} */ 2308 public void beginLayoutLw(int displayWidth, int displayHeight, int displayRotation) { 2309 mUnrestrictedScreenLeft = mUnrestrictedScreenTop = 0; 2310 mUnrestrictedScreenWidth = displayWidth; 2311 mUnrestrictedScreenHeight = displayHeight; 2312 mRestrictedScreenLeft = mRestrictedScreenTop = 0; 2313 mRestrictedScreenWidth = displayWidth; 2314 mRestrictedScreenHeight = displayHeight; 2315 mDockLeft = mContentLeft = mStableLeft = mStableFullscreenLeft 2316 = mSystemLeft = mCurLeft = 0; 2317 mDockTop = mContentTop = mStableTop = mStableFullscreenTop 2318 = mSystemTop = mCurTop = 0; 2319 mDockRight = mContentRight = mStableRight = mStableFullscreenRight 2320 = mSystemRight = mCurRight = displayWidth; 2321 mDockBottom = mContentBottom = mStableBottom = mStableFullscreenBottom 2322 = mSystemBottom = mCurBottom = displayHeight; 2323 mDockLayer = 0x10000000; 2324 mStatusBarLayer = -1; 2325 2326 // start with the current dock rect, which will be (0,0,displayWidth,displayHeight) 2327 final Rect pf = mTmpParentFrame; 2328 final Rect df = mTmpDisplayFrame; 2329 final Rect vf = mTmpVisibleFrame; 2330 pf.left = df.left = vf.left = mDockLeft; 2331 pf.top = df.top = vf.top = mDockTop; 2332 pf.right = df.right = vf.right = mDockRight; 2333 pf.bottom = df.bottom = vf.bottom = mDockBottom; 2334 2335 // For purposes of putting out fake window up to steal focus, we will 2336 // drive nav being hidden only by whether it is requested. 2337 boolean navVisible = (mLastSystemUiFlags&View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0; 2338 2339 // When the navigation bar isn't visible, we put up a fake 2340 // input window to catch all touch events. This way we can 2341 // detect when the user presses anywhere to bring back the nav 2342 // bar and ensure the application doesn't see the event. 2343 if (navVisible) { 2344 if (mHideNavFakeWindow != null) { 2345 mHideNavFakeWindow.dismiss(); 2346 mHideNavFakeWindow = null; 2347 } 2348 } else if (mHideNavFakeWindow == null) { 2349 mHideNavFakeWindow = mWindowManagerFuncs.addFakeWindow( 2350 mHandler.getLooper(), mHideNavInputEventReceiverFactory, 2351 "hidden nav", WindowManager.LayoutParams.TYPE_HIDDEN_NAV_CONSUMER, 2352 0, false, false, true); 2353 } 2354 2355 // For purposes of positioning and showing the nav bar, if we have 2356 // decided that it can't be hidden (because of the screen aspect ratio), 2357 // then take that into account. 2358 navVisible |= !mCanHideNavigationBar; 2359 2360 if (mNavigationBar != null) { 2361 // Force the navigation bar to its appropriate place and 2362 // size. We need to do this directly, instead of relying on 2363 // it to bubble up from the nav bar, because this needs to 2364 // change atomically with screen rotations. 2365 mNavigationBarOnBottom = (!mNavigationBarCanMove || displayWidth < displayHeight); 2366 if (mNavigationBarOnBottom) { 2367 // It's a system nav bar or a portrait screen; nav bar goes on bottom. 2368 int top = displayHeight - mNavigationBarHeightForRotation[displayRotation]; 2369 mTmpNavigationFrame.set(0, top, displayWidth, displayHeight); 2370 mStableBottom = mStableFullscreenBottom = mTmpNavigationFrame.top; 2371 if (navVisible) { 2372 mNavigationBar.showLw(true); 2373 mDockBottom = mTmpNavigationFrame.top; 2374 mRestrictedScreenHeight = mDockBottom - mDockTop; 2375 } else { 2376 // We currently want to hide the navigation UI. 2377 mNavigationBar.hideLw(true); 2378 } 2379 if (navVisible && !mNavigationBar.isAnimatingLw()) { 2380 // If the nav bar is currently requested to be visible, 2381 // and not in the process of animating on or off, then 2382 // we can tell the app that it is covered by it. 2383 mSystemBottom = mTmpNavigationFrame.top; 2384 } 2385 } else { 2386 // Landscape screen; nav bar goes to the right. 2387 int left = displayWidth - mNavigationBarWidthForRotation[displayRotation]; 2388 mTmpNavigationFrame.set(left, 0, displayWidth, displayHeight); 2389 mStableRight = mStableFullscreenRight = mTmpNavigationFrame.left; 2390 if (navVisible) { 2391 mNavigationBar.showLw(true); 2392 mDockRight = mTmpNavigationFrame.left; 2393 mRestrictedScreenWidth = mDockRight - mDockLeft; 2394 } else { 2395 // We currently want to hide the navigation UI. 2396 mNavigationBar.hideLw(true); 2397 } 2398 if (navVisible && !mNavigationBar.isAnimatingLw()) { 2399 // If the nav bar is currently requested to be visible, 2400 // and not in the process of animating on or off, then 2401 // we can tell the app that it is covered by it. 2402 mSystemRight = mTmpNavigationFrame.left; 2403 } 2404 } 2405 // Make sure the content and current rectangles are updated to 2406 // account for the restrictions from the navigation bar. 2407 mContentTop = mCurTop = mDockTop; 2408 mContentBottom = mCurBottom = mDockBottom; 2409 mContentLeft = mCurLeft = mDockLeft; 2410 mContentRight = mCurRight = mDockRight; 2411 mStatusBarLayer = mNavigationBar.getSurfaceLayer(); 2412 // And compute the final frame. 2413 mNavigationBar.computeFrameLw(mTmpNavigationFrame, mTmpNavigationFrame, 2414 mTmpNavigationFrame, mTmpNavigationFrame); 2415 if (DEBUG_LAYOUT) Log.i(TAG, "mNavigationBar frame: " + mTmpNavigationFrame); 2416 } 2417 if (DEBUG_LAYOUT) Log.i(TAG, String.format("mDock rect: (%d,%d - %d,%d)", 2418 mDockLeft, mDockTop, mDockRight, mDockBottom)); 2419 2420 // decide where the status bar goes ahead of time 2421 if (mStatusBar != null) { 2422 // apply any navigation bar insets 2423 pf.left = df.left = mUnrestrictedScreenLeft; 2424 pf.top = df.top = mUnrestrictedScreenTop; 2425 pf.right = df.right = mUnrestrictedScreenWidth - mUnrestrictedScreenLeft; 2426 pf.bottom = df.bottom = mUnrestrictedScreenHeight - mUnrestrictedScreenTop; 2427 vf.left = mStableLeft; 2428 vf.top = mStableTop; 2429 vf.right = mStableRight; 2430 vf.bottom = mStableBottom; 2431 2432 mStatusBarLayer = mStatusBar.getSurfaceLayer(); 2433 2434 // Let the status bar determine its size. 2435 mStatusBar.computeFrameLw(pf, df, vf, vf); 2436 2437 // For layout, the status bar is always at the top with our fixed height. 2438 mStableTop = mUnrestrictedScreenTop + mStatusBarHeight; 2439 2440 // If the status bar is hidden, we don't want to cause 2441 // windows behind it to scroll. 2442 if (mStatusBar.isVisibleLw()) { 2443 // Status bar may go away, so the screen area it occupies 2444 // is available to apps but just covering them when the 2445 // status bar is visible. 2446 mDockTop = mUnrestrictedScreenTop + mStatusBarHeight; 2447 2448 mContentTop = mCurTop = mDockTop; 2449 mContentBottom = mCurBottom = mDockBottom; 2450 mContentLeft = mCurLeft = mDockLeft; 2451 mContentRight = mCurRight = mDockRight; 2452 2453 if (DEBUG_LAYOUT) Log.v(TAG, "Status bar: " + 2454 String.format( 2455 "dock=[%d,%d][%d,%d] content=[%d,%d][%d,%d] cur=[%d,%d][%d,%d]", 2456 mDockLeft, mDockTop, mDockRight, mDockBottom, 2457 mContentLeft, mContentTop, mContentRight, mContentBottom, 2458 mCurLeft, mCurTop, mCurRight, mCurBottom)); 2459 } 2460 if (mStatusBar.isVisibleLw() && !mStatusBar.isAnimatingLw()) { 2461 // If the status bar is currently requested to be visible, 2462 // and not in the process of animating on or off, then 2463 // we can tell the app that it is covered by it. 2464 mSystemTop = mUnrestrictedScreenTop + mStatusBarHeight; 2465 } 2466 } 2467 } 2468 2469 /** {@inheritDoc} */ 2470 public int getSystemDecorRectLw(Rect systemRect) { 2471 systemRect.left = mSystemLeft; 2472 systemRect.top = mSystemTop; 2473 systemRect.right = mSystemRight; 2474 systemRect.bottom = mSystemBottom; 2475 if (mStatusBar != null) return mStatusBar.getSurfaceLayer(); 2476 if (mNavigationBar != null) return mNavigationBar.getSurfaceLayer(); 2477 return 0; 2478 } 2479 2480 void setAttachedWindowFrames(WindowState win, int fl, int adjust, 2481 WindowState attached, boolean insetDecors, Rect pf, Rect df, Rect cf, Rect vf) { 2482 if (win.getSurfaceLayer() > mDockLayer && attached.getSurfaceLayer() < mDockLayer) { 2483 // Here's a special case: if this attached window is a panel that is 2484 // above the dock window, and the window it is attached to is below 2485 // the dock window, then the frames we computed for the window it is 2486 // attached to can not be used because the dock is effectively part 2487 // of the underlying window and the attached window is floating on top 2488 // of the whole thing. So, we ignore the attached window and explicitly 2489 // compute the frames that would be appropriate without the dock. 2490 df.left = cf.left = vf.left = mDockLeft; 2491 df.top = cf.top = vf.top = mDockTop; 2492 df.right = cf.right = vf.right = mDockRight; 2493 df.bottom = cf.bottom = vf.bottom = mDockBottom; 2494 } else { 2495 // The effective display frame of the attached window depends on 2496 // whether it is taking care of insetting its content. If not, 2497 // we need to use the parent's content frame so that the entire 2498 // window is positioned within that content. Otherwise we can use 2499 // the display frame and let the attached window take care of 2500 // positioning its content appropriately. 2501 if (adjust != SOFT_INPUT_ADJUST_RESIZE) { 2502 cf.set(attached.getDisplayFrameLw()); 2503 } else { 2504 // If the window is resizing, then we want to base the content 2505 // frame on our attached content frame to resize... however, 2506 // things can be tricky if the attached window is NOT in resize 2507 // mode, in which case its content frame will be larger. 2508 // Ungh. So to deal with that, make sure the content frame 2509 // we end up using is not covering the IM dock. 2510 cf.set(attached.getContentFrameLw()); 2511 if (attached.getSurfaceLayer() < mDockLayer) { 2512 if (cf.left < mContentLeft) cf.left = mContentLeft; 2513 if (cf.top < mContentTop) cf.top = mContentTop; 2514 if (cf.right > mContentRight) cf.right = mContentRight; 2515 if (cf.bottom > mContentBottom) cf.bottom = mContentBottom; 2516 } 2517 } 2518 df.set(insetDecors ? attached.getDisplayFrameLw() : cf); 2519 vf.set(attached.getVisibleFrameLw()); 2520 } 2521 // The LAYOUT_IN_SCREEN flag is used to determine whether the attached 2522 // window should be positioned relative to its parent or the entire 2523 // screen. 2524 pf.set((fl & FLAG_LAYOUT_IN_SCREEN) == 0 2525 ? attached.getFrameLw() : df); 2526 } 2527 2528 private void applyStableConstraints(int sysui, int fl, Rect r) { 2529 if ((sysui & View.SYSTEM_UI_FLAG_LAYOUT_STABLE) != 0) { 2530 // If app is requesting a stable layout, don't let the 2531 // content insets go below the stable values. 2532 if ((fl & FLAG_FULLSCREEN) != 0) { 2533 if (r.left < mStableFullscreenLeft) r.left = mStableFullscreenLeft; 2534 if (r.top < mStableFullscreenTop) r.top = mStableFullscreenTop; 2535 if (r.right > mStableFullscreenRight) r.right = mStableFullscreenRight; 2536 if (r.bottom > mStableFullscreenBottom) r.bottom = mStableFullscreenBottom; 2537 } else { 2538 if (r.left < mStableLeft) r.left = mStableLeft; 2539 if (r.top < mStableTop) r.top = mStableTop; 2540 if (r.right > mStableRight) r.right = mStableRight; 2541 if (r.bottom > mStableBottom) r.bottom = mStableBottom; 2542 } 2543 } 2544 } 2545 2546 /** {@inheritDoc} */ 2547 public void layoutWindowLw(WindowState win, WindowManager.LayoutParams attrs, 2548 WindowState attached) { 2549 // we've already done the status bar 2550 if (win == mStatusBar || win == mNavigationBar) { 2551 return; 2552 } 2553 final boolean needsToOffsetInputMethodTarget = 2554 (win == mLastInputMethodTargetWindow && mLastInputMethodWindow != null); 2555 if (needsToOffsetInputMethodTarget) { 2556 if (DEBUG_LAYOUT) { 2557 Slog.i(TAG, "Offset ime target window by the last ime window state"); 2558 } 2559 offsetInputMethodWindowLw(mLastInputMethodWindow); 2560 } 2561 2562 final int fl = attrs.flags; 2563 final int sim = attrs.softInputMode; 2564 final int sysUiFl = win.getSystemUiVisibility(); 2565 2566 final Rect pf = mTmpParentFrame; 2567 final Rect df = mTmpDisplayFrame; 2568 final Rect cf = mTmpContentFrame; 2569 final Rect vf = mTmpVisibleFrame; 2570 2571 final boolean hasNavBar = (mHasNavigationBar 2572 && mNavigationBar != null && mNavigationBar.isVisibleLw()); 2573 2574 if (attrs.type == TYPE_INPUT_METHOD) { 2575 pf.left = df.left = cf.left = vf.left = mDockLeft; 2576 pf.top = df.top = cf.top = vf.top = mDockTop; 2577 pf.right = df.right = cf.right = vf.right = mDockRight; 2578 pf.bottom = df.bottom = cf.bottom = vf.bottom = mDockBottom; 2579 // IM dock windows always go to the bottom of the screen. 2580 attrs.gravity = Gravity.BOTTOM; 2581 mDockLayer = win.getSurfaceLayer(); 2582 } else { 2583 final int adjust = sim & SOFT_INPUT_MASK_ADJUST; 2584 2585 if ((fl & (FLAG_LAYOUT_IN_SCREEN | FLAG_FULLSCREEN | FLAG_LAYOUT_INSET_DECOR)) 2586 == (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR) 2587 && (sysUiFl & View.SYSTEM_UI_FLAG_FULLSCREEN) == 0) { 2588 if (DEBUG_LAYOUT) 2589 Log.v(TAG, "layoutWindowLw(" + attrs.getTitle() 2590 + "): IN_SCREEN, INSET_DECOR, !FULLSCREEN"); 2591 // This is the case for a normal activity window: we want it 2592 // to cover all of the screen space, and it can take care of 2593 // moving its contents to account for screen decorations that 2594 // intrude into that space. 2595 if (attached != null) { 2596 // If this window is attached to another, our display 2597 // frame is the same as the one we are attached to. 2598 setAttachedWindowFrames(win, fl, sim, attached, true, pf, df, cf, vf); 2599 } else { 2600 if (attrs.type == TYPE_STATUS_BAR_PANEL 2601 || attrs.type == TYPE_STATUS_BAR_SUB_PANEL) { 2602 // Status bar panels are the only windows who can go on top of 2603 // the status bar. They are protected by the STATUS_BAR_SERVICE 2604 // permission, so they have the same privileges as the status 2605 // bar itself. 2606 // 2607 // However, they should still dodge the navigation bar if it exists. 2608 2609 pf.left = df.left = hasNavBar ? mDockLeft : mUnrestrictedScreenLeft; 2610 pf.top = df.top = mUnrestrictedScreenTop; 2611 pf.right = df.right = hasNavBar 2612 ? mRestrictedScreenLeft+mRestrictedScreenWidth 2613 : mUnrestrictedScreenLeft+mUnrestrictedScreenWidth; 2614 pf.bottom = df.bottom = hasNavBar 2615 ? mRestrictedScreenTop+mRestrictedScreenHeight 2616 : mUnrestrictedScreenTop+mUnrestrictedScreenHeight; 2617 2618 if (DEBUG_LAYOUT) { 2619 Log.v(TAG, String.format( 2620 "Laying out status bar window: (%d,%d - %d,%d)", 2621 pf.left, pf.top, pf.right, pf.bottom)); 2622 } 2623 } else if (mCanHideNavigationBar 2624 && (sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0 2625 && attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW 2626 && attrs.type <= WindowManager.LayoutParams.LAST_SUB_WINDOW) { 2627 // Asking for layout as if the nav bar is hidden, lets the 2628 // application extend into the unrestricted screen area. We 2629 // only do this for application windows to ensure no window that 2630 // can be above the nav bar can do this. 2631 pf.left = df.left = mUnrestrictedScreenLeft; 2632 pf.top = df.top = mUnrestrictedScreenTop; 2633 pf.right = df.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth; 2634 pf.bottom = df.bottom = mUnrestrictedScreenTop+mUnrestrictedScreenHeight; 2635 } else { 2636 pf.left = df.left = mRestrictedScreenLeft; 2637 pf.top = df.top = mRestrictedScreenTop; 2638 pf.right = df.right = mRestrictedScreenLeft+mRestrictedScreenWidth; 2639 pf.bottom = df.bottom = mRestrictedScreenTop+mRestrictedScreenHeight; 2640 } 2641 if (adjust != SOFT_INPUT_ADJUST_RESIZE) { 2642 cf.left = mDockLeft; 2643 cf.top = mDockTop; 2644 cf.right = mDockRight; 2645 cf.bottom = mDockBottom; 2646 } else { 2647 cf.left = mContentLeft; 2648 cf.top = mContentTop; 2649 cf.right = mContentRight; 2650 cf.bottom = mContentBottom; 2651 } 2652 applyStableConstraints(sysUiFl, fl, cf); 2653 if (adjust != SOFT_INPUT_ADJUST_NOTHING) { 2654 vf.left = mCurLeft; 2655 vf.top = mCurTop; 2656 vf.right = mCurRight; 2657 vf.bottom = mCurBottom; 2658 } else { 2659 vf.set(cf); 2660 } 2661 } 2662 } else if ((fl & FLAG_LAYOUT_IN_SCREEN) != 0 || (sysUiFl 2663 & (View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN 2664 | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION)) != 0) { 2665 if (DEBUG_LAYOUT) 2666 Log.v(TAG, "layoutWindowLw(" + attrs.getTitle() + "): IN_SCREEN"); 2667 // A window that has requested to fill the entire screen just 2668 // gets everything, period. 2669 if (attrs.type == TYPE_STATUS_BAR_PANEL 2670 || attrs.type == TYPE_STATUS_BAR_SUB_PANEL) { 2671 pf.left = df.left = cf.left = hasNavBar ? mDockLeft : mUnrestrictedScreenLeft; 2672 pf.top = df.top = cf.top = mUnrestrictedScreenTop; 2673 pf.right = df.right = cf.right = hasNavBar 2674 ? mRestrictedScreenLeft+mRestrictedScreenWidth 2675 : mUnrestrictedScreenLeft+mUnrestrictedScreenWidth; 2676 pf.bottom = df.bottom = cf.bottom = hasNavBar 2677 ? mRestrictedScreenTop+mRestrictedScreenHeight 2678 : mUnrestrictedScreenTop+mUnrestrictedScreenHeight; 2679 if (DEBUG_LAYOUT) { 2680 Log.v(TAG, String.format( 2681 "Laying out IN_SCREEN status bar window: (%d,%d - %d,%d)", 2682 pf.left, pf.top, pf.right, pf.bottom)); 2683 } 2684 } else if (attrs.type == TYPE_NAVIGATION_BAR 2685 || attrs.type == TYPE_NAVIGATION_BAR_PANEL) { 2686 // The navigation bar has Real Ultimate Power. 2687 pf.left = df.left = mUnrestrictedScreenLeft; 2688 pf.top = df.top = mUnrestrictedScreenTop; 2689 pf.right = df.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth; 2690 pf.bottom = df.bottom = mUnrestrictedScreenTop+mUnrestrictedScreenHeight; 2691 if (DEBUG_LAYOUT) { 2692 Log.v(TAG, String.format( 2693 "Laying out navigation bar window: (%d,%d - %d,%d)", 2694 pf.left, pf.top, pf.right, pf.bottom)); 2695 } 2696 } else if ((attrs.type == TYPE_SECURE_SYSTEM_OVERLAY 2697 || attrs.type == TYPE_BOOT_PROGRESS) 2698 && ((fl & FLAG_FULLSCREEN) != 0)) { 2699 // Fullscreen secure system overlays get what they ask for. 2700 pf.left = df.left = mUnrestrictedScreenLeft; 2701 pf.top = df.top = mUnrestrictedScreenTop; 2702 pf.right = df.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth; 2703 pf.bottom = df.bottom = mUnrestrictedScreenTop+mUnrestrictedScreenHeight; 2704 } else if (attrs.type == TYPE_BOOT_PROGRESS 2705 || attrs.type == TYPE_UNIVERSE_BACKGROUND) { 2706 // Boot progress screen always covers entire display. 2707 pf.left = df.left = cf.left = mUnrestrictedScreenLeft; 2708 pf.top = df.top = cf.top = mUnrestrictedScreenTop; 2709 pf.right = df.right = cf.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth; 2710 pf.bottom = df.bottom = cf.bottom 2711 = mUnrestrictedScreenTop+mUnrestrictedScreenHeight; 2712 } else if (mCanHideNavigationBar 2713 && (sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0 2714 && attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW 2715 && attrs.type <= WindowManager.LayoutParams.LAST_SUB_WINDOW) { 2716 // Asking for layout as if the nav bar is hidden, lets the 2717 // application extend into the unrestricted screen area. We 2718 // only do this for application windows to ensure no window that 2719 // can be above the nav bar can do this. 2720 // XXX This assumes that an app asking for this will also 2721 // ask for layout in only content. We can't currently figure out 2722 // what the screen would be if only laying out to hide the nav bar. 2723 pf.left = df.left = cf.left = mUnrestrictedScreenLeft; 2724 pf.top = df.top = cf.top = mUnrestrictedScreenTop; 2725 pf.right = df.right = cf.right = mUnrestrictedScreenLeft+mUnrestrictedScreenWidth; 2726 pf.bottom = df.bottom = cf.bottom 2727 = mUnrestrictedScreenTop+mUnrestrictedScreenHeight; 2728 } else { 2729 pf.left = df.left = cf.left = mRestrictedScreenLeft; 2730 pf.top = df.top = cf.top = mRestrictedScreenTop; 2731 pf.right = df.right = cf.right = mRestrictedScreenLeft+mRestrictedScreenWidth; 2732 pf.bottom = df.bottom = cf.bottom 2733 = mRestrictedScreenTop+mRestrictedScreenHeight; 2734 } 2735 applyStableConstraints(sysUiFl, fl, cf); 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 } else if (attached != null) { 2745 if (DEBUG_LAYOUT) 2746 Log.v(TAG, "layoutWindowLw(" + attrs.getTitle() + "): attached to " + attached); 2747 // A child window should be placed inside of the same visible 2748 // frame that its parent had. 2749 setAttachedWindowFrames(win, fl, adjust, attached, false, pf, df, cf, vf); 2750 } else { 2751 if (DEBUG_LAYOUT) 2752 Log.v(TAG, "layoutWindowLw(" + attrs.getTitle() + "): normal window"); 2753 // Otherwise, a normal window must be placed inside the content 2754 // of all screen decorations. 2755 if (attrs.type == TYPE_STATUS_BAR_PANEL) { 2756 // Status bar panels are the only windows who can go on top of 2757 // the status bar. They are protected by the STATUS_BAR_SERVICE 2758 // permission, so they have the same privileges as the status 2759 // bar itself. 2760 pf.left = df.left = cf.left = mRestrictedScreenLeft; 2761 pf.top = df.top = cf.top = mRestrictedScreenTop; 2762 pf.right = df.right = cf.right = mRestrictedScreenLeft+mRestrictedScreenWidth; 2763 pf.bottom = df.bottom = cf.bottom 2764 = mRestrictedScreenTop+mRestrictedScreenHeight; 2765 } else { 2766 pf.left = mContentLeft; 2767 pf.top = mContentTop; 2768 pf.right = mContentRight; 2769 pf.bottom = mContentBottom; 2770 if (adjust != SOFT_INPUT_ADJUST_RESIZE) { 2771 df.left = cf.left = mDockLeft; 2772 df.top = cf.top = mDockTop; 2773 df.right = cf.right = mDockRight; 2774 df.bottom = cf.bottom = mDockBottom; 2775 } else { 2776 df.left = cf.left = mContentLeft; 2777 df.top = cf.top = mContentTop; 2778 df.right = cf.right = mContentRight; 2779 df.bottom = cf.bottom = mContentBottom; 2780 } 2781 if (adjust != SOFT_INPUT_ADJUST_NOTHING) { 2782 vf.left = mCurLeft; 2783 vf.top = mCurTop; 2784 vf.right = mCurRight; 2785 vf.bottom = mCurBottom; 2786 } else { 2787 vf.set(cf); 2788 } 2789 } 2790 } 2791 } 2792 2793 if ((fl & FLAG_LAYOUT_NO_LIMITS) != 0) { 2794 df.left = df.top = cf.left = cf.top = vf.left = vf.top = -10000; 2795 df.right = df.bottom = cf.right = cf.bottom = vf.right = vf.bottom = 10000; 2796 } 2797 2798 if (DEBUG_LAYOUT) Log.v(TAG, "Compute frame " + attrs.getTitle() 2799 + ": sim=#" + Integer.toHexString(sim) 2800 + " attach=" + attached + " type=" + attrs.type 2801 + String.format(" flags=0x%08x", fl) 2802 + " pf=" + pf.toShortString() + " df=" + df.toShortString() 2803 + " cf=" + cf.toShortString() + " vf=" + vf.toShortString()); 2804 2805 win.computeFrameLw(pf, df, cf, vf); 2806 2807 // Dock windows carve out the bottom of the screen, so normal windows 2808 // can't appear underneath them. 2809 if (attrs.type == TYPE_INPUT_METHOD && !win.getGivenInsetsPendingLw()) { 2810 setLastInputMethodWindowLw(null, null); 2811 offsetInputMethodWindowLw(win); 2812 } 2813 } 2814 2815 private void offsetInputMethodWindowLw(WindowState win) { 2816 int top = win.getContentFrameLw().top; 2817 top += win.getGivenContentInsetsLw().top; 2818 if (mContentBottom > top) { 2819 mContentBottom = top; 2820 } 2821 top = win.getVisibleFrameLw().top; 2822 top += win.getGivenVisibleInsetsLw().top; 2823 if (mCurBottom > top) { 2824 mCurBottom = top; 2825 } 2826 if (DEBUG_LAYOUT) Log.v(TAG, "Input method: mDockBottom=" 2827 + mDockBottom + " mContentBottom=" 2828 + mContentBottom + " mCurBottom=" + mCurBottom); 2829 } 2830 2831 /** {@inheritDoc} */ 2832 @Override 2833 public void finishLayoutLw() { 2834 return; 2835 } 2836 2837 /** {@inheritDoc} */ 2838 public void beginAnimationLw(int displayWidth, int displayHeight) { 2839 mTopFullscreenOpaqueWindowState = null; 2840 mForceStatusBar = false; 2841 2842 mHideLockScreen = false; 2843 mAllowLockscreenWhenOn = false; 2844 mDismissKeyguard = false; 2845 } 2846 2847 /** {@inheritDoc} */ 2848 public void animatingWindowLw(WindowState win, 2849 WindowManager.LayoutParams attrs) { 2850 if (DEBUG_LAYOUT) Slog.i(TAG, "Win " + win + ": isVisibleOrBehindKeyguardLw=" 2851 + win.isVisibleOrBehindKeyguardLw()); 2852 if (mTopFullscreenOpaqueWindowState == null && 2853 win.isVisibleOrBehindKeyguardLw() && !win.isGoneForLayoutLw()) { 2854 if ((attrs.flags & FLAG_FORCE_NOT_FULLSCREEN) != 0) { 2855 mForceStatusBar = true; 2856 } 2857 if (((attrs.type >= FIRST_APPLICATION_WINDOW && attrs.type <= LAST_APPLICATION_WINDOW) 2858 || attrs.type == TYPE_DREAM) 2859 && attrs.x == 0 && attrs.y == 0 2860 && attrs.width == WindowManager.LayoutParams.MATCH_PARENT 2861 && attrs.height == WindowManager.LayoutParams.MATCH_PARENT) { 2862 if (DEBUG_LAYOUT) Log.v(TAG, "Fullscreen window: " + win); 2863 mTopFullscreenOpaqueWindowState = win; 2864 if ((attrs.flags & FLAG_SHOW_WHEN_LOCKED) != 0) { 2865 if (localLOGV) Log.v(TAG, "Setting mHideLockScreen to true by win " + win); 2866 mHideLockScreen = true; 2867 } 2868 if ((attrs.flags & FLAG_DISMISS_KEYGUARD) != 0) { 2869 if (localLOGV) Log.v(TAG, "Setting mDismissKeyguard to true by win " + win); 2870 mDismissKeyguard = true; 2871 } 2872 if ((attrs.flags & FLAG_ALLOW_LOCK_WHILE_SCREEN_ON) != 0) { 2873 mAllowLockscreenWhenOn = true; 2874 } 2875 } 2876 } 2877 } 2878 2879 /** {@inheritDoc} */ 2880 public int finishAnimationLw() { 2881 int changes = 0; 2882 boolean topIsFullscreen = false; 2883 2884 final WindowManager.LayoutParams lp = (mTopFullscreenOpaqueWindowState != null) 2885 ? mTopFullscreenOpaqueWindowState.getAttrs() 2886 : null; 2887 2888 if (mStatusBar != null) { 2889 if (DEBUG_LAYOUT) Log.i(TAG, "force=" + mForceStatusBar 2890 + " top=" + mTopFullscreenOpaqueWindowState); 2891 if (mForceStatusBar) { 2892 if (DEBUG_LAYOUT) Log.v(TAG, "Showing status bar: forced"); 2893 if (mStatusBar.showLw(true)) changes |= FINISH_LAYOUT_REDO_LAYOUT; 2894 } else if (mTopFullscreenOpaqueWindowState != null) { 2895 if (localLOGV) { 2896 Log.d(TAG, "frame: " + mTopFullscreenOpaqueWindowState.getFrameLw() 2897 + " shown frame: " + mTopFullscreenOpaqueWindowState.getShownFrameLw()); 2898 Log.d(TAG, "attr: " + mTopFullscreenOpaqueWindowState.getAttrs() 2899 + " lp.flags=0x" + Integer.toHexString(lp.flags)); 2900 } 2901 topIsFullscreen = (lp.flags & WindowManager.LayoutParams.FLAG_FULLSCREEN) != 0 2902 || (mLastSystemUiFlags & View.SYSTEM_UI_FLAG_FULLSCREEN) != 0; 2903 // The subtle difference between the window for mTopFullscreenOpaqueWindowState 2904 // and mTopIsFullscreen is that that mTopIsFullscreen is set only if the window 2905 // has the FLAG_FULLSCREEN set. Not sure if there is another way that to be the 2906 // case though. 2907 if (topIsFullscreen) { 2908 if (DEBUG_LAYOUT) Log.v(TAG, "** HIDING status bar"); 2909 if (mStatusBar.hideLw(true)) { 2910 changes |= FINISH_LAYOUT_REDO_LAYOUT; 2911 2912 mHandler.post(new Runnable() { public void run() { 2913 try { 2914 IStatusBarService statusbar = getStatusBarService(); 2915 if (statusbar != null) { 2916 statusbar.collapse(); 2917 } 2918 } catch (RemoteException ex) { 2919 // re-acquire status bar service next time it is needed. 2920 mStatusBarService = null; 2921 } 2922 }}); 2923 } else if (DEBUG_LAYOUT) { 2924 Log.v(TAG, "Preventing status bar from hiding by policy"); 2925 } 2926 } else { 2927 if (DEBUG_LAYOUT) Log.v(TAG, "** SHOWING status bar: top is not fullscreen"); 2928 if (mStatusBar.showLw(true)) changes |= FINISH_LAYOUT_REDO_LAYOUT; 2929 } 2930 } 2931 } 2932 2933 mTopIsFullscreen = topIsFullscreen; 2934 2935 // Hide the key guard if a visible window explicitly specifies that it wants to be displayed 2936 // when the screen is locked 2937 if (mKeyguard != null) { 2938 if (localLOGV) Log.v(TAG, "finishAnimationLw::mHideKeyguard="+mHideLockScreen); 2939 if (mDismissKeyguard && !mKeyguardMediator.isSecure()) { 2940 if (mKeyguard.hideLw(true)) { 2941 changes |= FINISH_LAYOUT_REDO_LAYOUT 2942 | FINISH_LAYOUT_REDO_CONFIG 2943 | FINISH_LAYOUT_REDO_WALLPAPER; 2944 } 2945 if (mKeyguardMediator.isShowing()) { 2946 mHandler.post(new Runnable() { 2947 public void run() { 2948 mKeyguardMediator.keyguardDone(false, false); 2949 } 2950 }); 2951 } 2952 } else if (mHideLockScreen) { 2953 if (mKeyguard.hideLw(true)) { 2954 changes |= FINISH_LAYOUT_REDO_LAYOUT 2955 | FINISH_LAYOUT_REDO_CONFIG 2956 | FINISH_LAYOUT_REDO_WALLPAPER; 2957 } 2958 mKeyguardMediator.setHidden(true); 2959 } else { 2960 if (mKeyguard.showLw(true)) { 2961 changes |= FINISH_LAYOUT_REDO_LAYOUT 2962 | FINISH_LAYOUT_REDO_CONFIG 2963 | FINISH_LAYOUT_REDO_WALLPAPER; 2964 } 2965 mKeyguardMediator.setHidden(false); 2966 } 2967 } 2968 2969 if ((updateSystemUiVisibilityLw()&SYSTEM_UI_CHANGING_LAYOUT) != 0) { 2970 // If the navigation bar has been hidden or shown, we need to do another 2971 // layout pass to update that window. 2972 changes |= FINISH_LAYOUT_REDO_LAYOUT; 2973 } 2974 2975 // update since mAllowLockscreenWhenOn might have changed 2976 updateLockScreenTimeout(); 2977 return changes; 2978 } 2979 2980 public boolean allowAppAnimationsLw() { 2981 if (mKeyguard != null && mKeyguard.isVisibleLw() && !mKeyguard.isAnimatingLw()) { 2982 // If keyguard is currently visible, no reason to animate 2983 // behind it. 2984 return false; 2985 } 2986 return true; 2987 } 2988 2989 public int focusChangedLw(WindowState lastFocus, WindowState newFocus) { 2990 mFocusedWindow = newFocus; 2991 if ((updateSystemUiVisibilityLw()&SYSTEM_UI_CHANGING_LAYOUT) != 0) { 2992 // If the navigation bar has been hidden or shown, we need to do another 2993 // layout pass to update that window. 2994 return FINISH_LAYOUT_REDO_LAYOUT; 2995 } 2996 return 0; 2997 } 2998 2999 /** {@inheritDoc} */ 3000 public void notifyLidSwitchChanged(long whenNanos, boolean lidOpen) { 3001 // do nothing if headless 3002 if (mHeadless) return; 3003 3004 // lid changed state 3005 final int newLidState = lidOpen ? LID_OPEN : LID_CLOSED; 3006 if (newLidState == mLidState) { 3007 return; 3008 } 3009 3010 mLidState = newLidState; 3011 applyLidSwitchState(); 3012 updateRotation(true); 3013 3014 if (lidOpen) { 3015 if (keyguardIsShowingTq()) { 3016 mKeyguardMediator.onWakeKeyWhenKeyguardShowingTq( 3017 KeyEvent.KEYCODE_POWER, mDockMode != Intent.EXTRA_DOCK_STATE_UNDOCKED); 3018 } else { 3019 mPowerManager.userActivity(SystemClock.uptimeMillis(), false, 3020 PowerManager.USER_ACTIVITY_EVENT_BUTTON); 3021 } 3022 } else if (!mLidControlsSleep) { 3023 mPowerManager.userActivity(SystemClock.uptimeMillis(), false, 3024 PowerManager.USER_ACTIVITY_EVENT_OTHER); 3025 } 3026 } 3027 3028 void setHdmiPlugged(boolean plugged) { 3029 if (mHdmiPlugged != plugged) { 3030 mHdmiPlugged = plugged; 3031 updateRotation(true, true); 3032 Intent intent = new Intent(ACTION_HDMI_PLUGGED); 3033 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 3034 intent.putExtra(EXTRA_HDMI_PLUGGED_STATE, plugged); 3035 mContext.sendStickyBroadcast(intent); 3036 } 3037 } 3038 3039 void initializeHdmiState() { 3040 boolean plugged = false; 3041 // watch for HDMI plug messages if the hdmi switch exists 3042 if (new File("/sys/devices/virtual/switch/hdmi/state").exists()) { 3043 mHDMIObserver.startObserving("DEVPATH=/devices/virtual/switch/hdmi"); 3044 3045 final String filename = "/sys/class/switch/hdmi/state"; 3046 FileReader reader = null; 3047 try { 3048 reader = new FileReader(filename); 3049 char[] buf = new char[15]; 3050 int n = reader.read(buf); 3051 if (n > 1) { 3052 plugged = 0 != Integer.parseInt(new String(buf, 0, n-1)); 3053 } 3054 } catch (IOException ex) { 3055 Slog.w(TAG, "Couldn't read hdmi state from " + filename + ": " + ex); 3056 } catch (NumberFormatException ex) { 3057 Slog.w(TAG, "Couldn't read hdmi state from " + filename + ": " + ex); 3058 } finally { 3059 if (reader != null) { 3060 try { 3061 reader.close(); 3062 } catch (IOException ex) { 3063 } 3064 } 3065 } 3066 } 3067 // This dance forces the code in setHdmiPlugged to run. 3068 // Always do this so the sticky intent is stuck (to false) if there is no hdmi. 3069 mHdmiPlugged = !plugged; 3070 setHdmiPlugged(!mHdmiPlugged); 3071 } 3072 3073 /** 3074 * @return Whether music is being played right now. 3075 */ 3076 boolean isMusicActive() { 3077 final AudioManager am = (AudioManager)mContext.getSystemService(Context.AUDIO_SERVICE); 3078 if (am == null) { 3079 Log.w(TAG, "isMusicActive: couldn't get AudioManager reference"); 3080 return false; 3081 } 3082 return am.isMusicActive(); 3083 } 3084 3085 /** 3086 * Tell the audio service to adjust the volume appropriate to the event. 3087 * @param keycode 3088 */ 3089 void handleVolumeKey(int stream, int keycode) { 3090 IAudioService audioService = getAudioService(); 3091 if (audioService == null) { 3092 return; 3093 } 3094 try { 3095 // since audio is playing, we shouldn't have to hold a wake lock 3096 // during the call, but we do it as a precaution for the rare possibility 3097 // that the music stops right before we call this 3098 // TODO: Actually handle MUTE. 3099 mBroadcastWakeLock.acquire(); 3100 audioService.adjustStreamVolume(stream, 3101 keycode == KeyEvent.KEYCODE_VOLUME_UP 3102 ? AudioManager.ADJUST_RAISE 3103 : AudioManager.ADJUST_LOWER, 3104 0); 3105 } catch (RemoteException e) { 3106 Log.w(TAG, "IAudioService.adjustStreamVolume() threw RemoteException " + e); 3107 } finally { 3108 mBroadcastWakeLock.release(); 3109 } 3110 } 3111 3112 final Object mScreenshotLock = new Object(); 3113 ServiceConnection mScreenshotConnection = null; 3114 3115 final Runnable mScreenshotTimeout = new Runnable() { 3116 @Override public void run() { 3117 synchronized (mScreenshotLock) { 3118 if (mScreenshotConnection != null) { 3119 mContext.unbindService(mScreenshotConnection); 3120 mScreenshotConnection = null; 3121 } 3122 } 3123 } 3124 }; 3125 3126 // Assume this is called from the Handler thread. 3127 private void takeScreenshot() { 3128 synchronized (mScreenshotLock) { 3129 if (mScreenshotConnection != null) { 3130 return; 3131 } 3132 ComponentName cn = new ComponentName("com.android.systemui", 3133 "com.android.systemui.screenshot.TakeScreenshotService"); 3134 Intent intent = new Intent(); 3135 intent.setComponent(cn); 3136 ServiceConnection conn = new ServiceConnection() { 3137 @Override 3138 public void onServiceConnected(ComponentName name, IBinder service) { 3139 synchronized (mScreenshotLock) { 3140 if (mScreenshotConnection != this) { 3141 return; 3142 } 3143 Messenger messenger = new Messenger(service); 3144 Message msg = Message.obtain(null, 1); 3145 final ServiceConnection myConn = this; 3146 Handler h = new Handler(mHandler.getLooper()) { 3147 @Override 3148 public void handleMessage(Message msg) { 3149 synchronized (mScreenshotLock) { 3150 if (mScreenshotConnection == myConn) { 3151 mContext.unbindService(mScreenshotConnection); 3152 mScreenshotConnection = null; 3153 mHandler.removeCallbacks(mScreenshotTimeout); 3154 } 3155 } 3156 } 3157 }; 3158 msg.replyTo = new Messenger(h); 3159 msg.arg1 = msg.arg2 = 0; 3160 if (mStatusBar != null && mStatusBar.isVisibleLw()) 3161 msg.arg1 = 1; 3162 if (mNavigationBar != null && mNavigationBar.isVisibleLw()) 3163 msg.arg2 = 1; 3164 try { 3165 messenger.send(msg); 3166 } catch (RemoteException e) { 3167 } 3168 } 3169 } 3170 @Override 3171 public void onServiceDisconnected(ComponentName name) {} 3172 }; 3173 if (mContext.bindService(intent, conn, Context.BIND_AUTO_CREATE)) { 3174 mScreenshotConnection = conn; 3175 mHandler.postDelayed(mScreenshotTimeout, 10000); 3176 } 3177 } 3178 } 3179 3180 /** {@inheritDoc} */ 3181 @Override 3182 public int interceptKeyBeforeQueueing(KeyEvent event, int policyFlags, boolean isScreenOn) { 3183 final boolean down = event.getAction() == KeyEvent.ACTION_DOWN; 3184 final boolean canceled = event.isCanceled(); 3185 final int keyCode = event.getKeyCode(); 3186 3187 final boolean isInjected = (policyFlags & WindowManagerPolicy.FLAG_INJECTED) != 0; 3188 3189 // If screen is off then we treat the case where the keyguard is open but hidden 3190 // the same as if it were open and in front. 3191 // This will prevent any keys other than the power button from waking the screen 3192 // when the keyguard is hidden by another activity. 3193 final boolean keyguardActive = (mKeyguardMediator == null ? false : 3194 (isScreenOn ? 3195 mKeyguardMediator.isShowingAndNotHidden() : 3196 mKeyguardMediator.isShowing())); 3197 3198 if (!mSystemBooted) { 3199 // If we have not yet booted, don't let key events do anything. 3200 return 0; 3201 } 3202 3203 if (DEBUG_INPUT) { 3204 Log.d(TAG, "interceptKeyTq keycode=" + keyCode 3205 + " screenIsOn=" + isScreenOn + " keyguardActive=" + keyguardActive); 3206 } 3207 3208 if (down && (policyFlags & WindowManagerPolicy.FLAG_VIRTUAL) != 0 3209 && event.getRepeatCount() == 0) { 3210 performHapticFeedbackLw(null, HapticFeedbackConstants.VIRTUAL_KEY, false); 3211 } 3212 3213 if (keyCode == KeyEvent.KEYCODE_POWER) { 3214 policyFlags |= WindowManagerPolicy.FLAG_WAKE; 3215 } 3216 final boolean isWakeKey = (policyFlags & (WindowManagerPolicy.FLAG_WAKE 3217 | WindowManagerPolicy.FLAG_WAKE_DROPPED)) != 0; 3218 3219 // Basic policy based on screen state and keyguard. 3220 // FIXME: This policy isn't quite correct. We shouldn't care whether the screen 3221 // is on or off, really. We should care about whether the device is in an 3222 // interactive state or is in suspend pretending to be "off". 3223 // The primary screen might be turned off due to proximity sensor or 3224 // because we are presenting media on an auxiliary screen or remotely controlling 3225 // the device some other way (which is why we have an exemption here for injected 3226 // events). 3227 int result; 3228 if ((isScreenOn && !mHeadless) || (isInjected && !isWakeKey)) { 3229 // When the screen is on or if the key is injected pass the key to the application. 3230 result = ACTION_PASS_TO_USER; 3231 } else { 3232 // When the screen is off and the key is not injected, determine whether 3233 // to wake the device but don't pass the key to the application. 3234 result = 0; 3235 if (down && isWakeKey) { 3236 if (keyguardActive) { 3237 // If the keyguard is showing, let it decide what to do with the wake key. 3238 mKeyguardMediator.onWakeKeyWhenKeyguardShowingTq(keyCode, 3239 mDockMode != Intent.EXTRA_DOCK_STATE_UNDOCKED); 3240 } else { 3241 // Otherwise, wake the device ourselves. 3242 result |= ACTION_POKE_USER_ACTIVITY; 3243 } 3244 } 3245 } 3246 3247 // Handle special keys. 3248 switch (keyCode) { 3249 case KeyEvent.KEYCODE_VOLUME_DOWN: 3250 case KeyEvent.KEYCODE_VOLUME_UP: 3251 case KeyEvent.KEYCODE_VOLUME_MUTE: { 3252 if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN) { 3253 if (down) { 3254 if (isScreenOn && !mVolumeDownKeyTriggered 3255 && (event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) { 3256 mVolumeDownKeyTriggered = true; 3257 mVolumeDownKeyTime = event.getDownTime(); 3258 mVolumeDownKeyConsumedByScreenshotChord = false; 3259 cancelPendingPowerKeyAction(); 3260 interceptScreenshotChord(); 3261 } 3262 } else { 3263 mVolumeDownKeyTriggered = false; 3264 cancelPendingScreenshotChordAction(); 3265 } 3266 } else if (keyCode == KeyEvent.KEYCODE_VOLUME_UP) { 3267 if (down) { 3268 if (isScreenOn && !mVolumeUpKeyTriggered 3269 && (event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) { 3270 mVolumeUpKeyTriggered = true; 3271 cancelPendingPowerKeyAction(); 3272 cancelPendingScreenshotChordAction(); 3273 } 3274 } else { 3275 mVolumeUpKeyTriggered = false; 3276 cancelPendingScreenshotChordAction(); 3277 } 3278 } 3279 if (down) { 3280 ITelephony telephonyService = getTelephonyService(); 3281 if (telephonyService != null) { 3282 try { 3283 if (telephonyService.isRinging()) { 3284 // If an incoming call is ringing, either VOLUME key means 3285 // "silence ringer". We handle these keys here, rather than 3286 // in the InCallScreen, to make sure we'll respond to them 3287 // even if the InCallScreen hasn't come to the foreground yet. 3288 // Look for the DOWN event here, to agree with the "fallback" 3289 // behavior in the InCallScreen. 3290 Log.i(TAG, "interceptKeyBeforeQueueing:" 3291 + " VOLUME key-down while ringing: Silence ringer!"); 3292 3293 // Silence the ringer. (It's safe to call this 3294 // even if the ringer has already been silenced.) 3295 telephonyService.silenceRinger(); 3296 3297 // And *don't* pass this key thru to the current activity 3298 // (which is probably the InCallScreen.) 3299 result &= ~ACTION_PASS_TO_USER; 3300 break; 3301 } 3302 if (telephonyService.isOffhook() 3303 && (result & ACTION_PASS_TO_USER) == 0) { 3304 // If we are in call but we decided not to pass the key to 3305 // the application, handle the volume change here. 3306 handleVolumeKey(AudioManager.STREAM_VOICE_CALL, keyCode); 3307 break; 3308 } 3309 } catch (RemoteException ex) { 3310 Log.w(TAG, "ITelephony threw RemoteException", ex); 3311 } 3312 } 3313 3314 if (isMusicActive() && (result & ACTION_PASS_TO_USER) == 0) { 3315 // If music is playing but we decided not to pass the key to the 3316 // application, handle the volume change here. 3317 handleVolumeKey(AudioManager.STREAM_MUSIC, keyCode); 3318 break; 3319 } 3320 } 3321 break; 3322 } 3323 3324 case KeyEvent.KEYCODE_ENDCALL: { 3325 result &= ~ACTION_PASS_TO_USER; 3326 if (down) { 3327 ITelephony telephonyService = getTelephonyService(); 3328 boolean hungUp = false; 3329 if (telephonyService != null) { 3330 try { 3331 hungUp = telephonyService.endCall(); 3332 } catch (RemoteException ex) { 3333 Log.w(TAG, "ITelephony threw RemoteException", ex); 3334 } 3335 } 3336 interceptPowerKeyDown(!isScreenOn || hungUp); 3337 } else { 3338 if (interceptPowerKeyUp(canceled)) { 3339 if ((mEndcallBehavior 3340 & Settings.System.END_BUTTON_BEHAVIOR_HOME) != 0) { 3341 if (goHome()) { 3342 break; 3343 } 3344 } 3345 if ((mEndcallBehavior 3346 & Settings.System.END_BUTTON_BEHAVIOR_SLEEP) != 0) { 3347 result = (result & ~ACTION_POKE_USER_ACTIVITY) | ACTION_GO_TO_SLEEP; 3348 } 3349 } 3350 } 3351 break; 3352 } 3353 3354 case KeyEvent.KEYCODE_POWER: { 3355 result &= ~ACTION_PASS_TO_USER; 3356 if (down) { 3357 if (isScreenOn && !mPowerKeyTriggered 3358 && (event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) { 3359 mPowerKeyTriggered = true; 3360 mPowerKeyTime = event.getDownTime(); 3361 interceptScreenshotChord(); 3362 } 3363 3364 ITelephony telephonyService = getTelephonyService(); 3365 boolean hungUp = false; 3366 if (telephonyService != null) { 3367 try { 3368 if (telephonyService.isRinging()) { 3369 // Pressing Power while there's a ringing incoming 3370 // call should silence the ringer. 3371 telephonyService.silenceRinger(); 3372 } else if ((mIncallPowerBehavior 3373 & Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR_HANGUP) != 0 3374 && telephonyService.isOffhook()) { 3375 // Otherwise, if "Power button ends call" is enabled, 3376 // the Power button will hang up any current active call. 3377 hungUp = telephonyService.endCall(); 3378 } 3379 } catch (RemoteException ex) { 3380 Log.w(TAG, "ITelephony threw RemoteException", ex); 3381 } 3382 } 3383 interceptPowerKeyDown(!isScreenOn || hungUp 3384 || mVolumeDownKeyTriggered || mVolumeUpKeyTriggered); 3385 } else { 3386 mPowerKeyTriggered = false; 3387 cancelPendingScreenshotChordAction(); 3388 if (interceptPowerKeyUp(canceled || mPendingPowerKeyUpCanceled)) { 3389 result = (result & ~ACTION_POKE_USER_ACTIVITY) | ACTION_GO_TO_SLEEP; 3390 } 3391 mPendingPowerKeyUpCanceled = false; 3392 } 3393 break; 3394 } 3395 3396 case KeyEvent.KEYCODE_MEDIA_PLAY: 3397 case KeyEvent.KEYCODE_MEDIA_PAUSE: 3398 case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE: 3399 if (down) { 3400 ITelephony telephonyService = getTelephonyService(); 3401 if (telephonyService != null) { 3402 try { 3403 if (!telephonyService.isIdle()) { 3404 // Suppress PLAY/PAUSE toggle when phone is ringing or in-call 3405 // to avoid music playback. 3406 break; 3407 } 3408 } catch (RemoteException ex) { 3409 Log.w(TAG, "ITelephony threw RemoteException", ex); 3410 } 3411 } 3412 } 3413 case KeyEvent.KEYCODE_HEADSETHOOK: 3414 case KeyEvent.KEYCODE_MUTE: 3415 case KeyEvent.KEYCODE_MEDIA_STOP: 3416 case KeyEvent.KEYCODE_MEDIA_NEXT: 3417 case KeyEvent.KEYCODE_MEDIA_PREVIOUS: 3418 case KeyEvent.KEYCODE_MEDIA_REWIND: 3419 case KeyEvent.KEYCODE_MEDIA_RECORD: 3420 case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD: { 3421 if ((result & ACTION_PASS_TO_USER) == 0) { 3422 // Only do this if we would otherwise not pass it to the user. In that 3423 // case, the PhoneWindow class will do the same thing, except it will 3424 // only do it if the showing app doesn't process the key on its own. 3425 // Note that we need to make a copy of the key event here because the 3426 // original key event will be recycled when we return. 3427 mBroadcastWakeLock.acquire(); 3428 Message msg = mHandler.obtainMessage(MSG_DISPATCH_MEDIA_KEY_WITH_WAKE_LOCK, 3429 new KeyEvent(event)); 3430 msg.setAsynchronous(true); 3431 msg.sendToTarget(); 3432 } 3433 break; 3434 } 3435 3436 case KeyEvent.KEYCODE_CALL: { 3437 if (down) { 3438 ITelephony telephonyService = getTelephonyService(); 3439 if (telephonyService != null) { 3440 try { 3441 if (telephonyService.isRinging()) { 3442 Log.i(TAG, "interceptKeyBeforeQueueing:" 3443 + " CALL key-down while ringing: Answer the call!"); 3444 telephonyService.answerRingingCall(); 3445 3446 // And *don't* pass this key thru to the current activity 3447 // (which is presumably the InCallScreen.) 3448 result &= ~ACTION_PASS_TO_USER; 3449 } 3450 } catch (RemoteException ex) { 3451 Log.w(TAG, "ITelephony threw RemoteException", ex); 3452 } 3453 } 3454 } 3455 break; 3456 } 3457 } 3458 return result; 3459 } 3460 3461 /** {@inheritDoc} */ 3462 @Override 3463 public int interceptMotionBeforeQueueingWhenScreenOff(int policyFlags) { 3464 int result = 0; 3465 3466 final boolean isWakeMotion = (policyFlags 3467 & (WindowManagerPolicy.FLAG_WAKE | WindowManagerPolicy.FLAG_WAKE_DROPPED)) != 0; 3468 if (isWakeMotion) { 3469 if (mKeyguardMediator != null && mKeyguardMediator.isShowing()) { 3470 // If the keyguard is showing, let it decide what to do with the wake motion. 3471 mKeyguardMediator.onWakeMotionWhenKeyguardShowingTq(); 3472 } else { 3473 // Otherwise, wake the device ourselves. 3474 result |= ACTION_POKE_USER_ACTIVITY; 3475 } 3476 } 3477 return result; 3478 } 3479 3480 void dispatchMediaKeyWithWakeLock(KeyEvent event) { 3481 if (DEBUG_INPUT) { 3482 Slog.d(TAG, "dispatchMediaKeyWithWakeLock: " + event); 3483 } 3484 3485 if (mHavePendingMediaKeyRepeatWithWakeLock) { 3486 if (DEBUG_INPUT) { 3487 Slog.d(TAG, "dispatchMediaKeyWithWakeLock: canceled repeat"); 3488 } 3489 3490 mHandler.removeMessages(MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK); 3491 mHavePendingMediaKeyRepeatWithWakeLock = false; 3492 mBroadcastWakeLock.release(); // pending repeat was holding onto the wake lock 3493 } 3494 3495 dispatchMediaKeyWithWakeLockToAudioService(event); 3496 3497 if (event.getAction() == KeyEvent.ACTION_DOWN 3498 && event.getRepeatCount() == 0) { 3499 mHavePendingMediaKeyRepeatWithWakeLock = true; 3500 3501 Message msg = mHandler.obtainMessage( 3502 MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK, event); 3503 msg.setAsynchronous(true); 3504 mHandler.sendMessageDelayed(msg, ViewConfiguration.getKeyRepeatTimeout()); 3505 } else { 3506 mBroadcastWakeLock.release(); 3507 } 3508 } 3509 3510 void dispatchMediaKeyRepeatWithWakeLock(KeyEvent event) { 3511 mHavePendingMediaKeyRepeatWithWakeLock = false; 3512 3513 KeyEvent repeatEvent = KeyEvent.changeTimeRepeat(event, 3514 SystemClock.uptimeMillis(), 1, event.getFlags() | KeyEvent.FLAG_LONG_PRESS); 3515 if (DEBUG_INPUT) { 3516 Slog.d(TAG, "dispatchMediaKeyRepeatWithWakeLock: " + repeatEvent); 3517 } 3518 3519 dispatchMediaKeyWithWakeLockToAudioService(repeatEvent); 3520 mBroadcastWakeLock.release(); 3521 } 3522 3523 void dispatchMediaKeyWithWakeLockToAudioService(KeyEvent event) { 3524 if (ActivityManagerNative.isSystemReady()) { 3525 IAudioService audioService = getAudioService(); 3526 if (audioService != null) { 3527 try { 3528 audioService.dispatchMediaKeyEventUnderWakelock(event); 3529 } catch (RemoteException e) { 3530 Log.e(TAG, "dispatchMediaKeyEvent threw exception " + e); 3531 } 3532 } 3533 } 3534 } 3535 3536 BroadcastReceiver mDockReceiver = new BroadcastReceiver() { 3537 public void onReceive(Context context, Intent intent) { 3538 if (Intent.ACTION_DOCK_EVENT.equals(intent.getAction())) { 3539 mDockMode = intent.getIntExtra(Intent.EXTRA_DOCK_STATE, 3540 Intent.EXTRA_DOCK_STATE_UNDOCKED); 3541 } else { 3542 try { 3543 IUiModeManager uiModeService = IUiModeManager.Stub.asInterface( 3544 ServiceManager.getService(Context.UI_MODE_SERVICE)); 3545 mUiMode = uiModeService.getCurrentModeType(); 3546 } catch (RemoteException e) { 3547 } 3548 } 3549 updateRotation(true); 3550 updateOrientationListenerLp(); 3551 } 3552 }; 3553 3554 BroadcastReceiver mPowerReceiver = new BroadcastReceiver() { 3555 public void onReceive(Context context, Intent intent) { 3556 if (Intent.ACTION_BATTERY_CHANGED.equals(intent.getAction())) { 3557 mPluggedIn = (0 != intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0)); 3558 if (localLOGV) Log.v(TAG, "BATTERY_CHANGED: " + intent + " plugged=" + mPluggedIn); 3559 } 3560 } 3561 }; 3562 3563 /** {@inheritDoc} */ 3564 public void screenTurnedOff(int why) { 3565 EventLog.writeEvent(70000, 0); 3566 synchronized (mLock) { 3567 mScreenOnEarly = false; 3568 mScreenOnFully = false; 3569 } 3570 if (mKeyguardMediator != null) { 3571 mKeyguardMediator.onScreenTurnedOff(why); 3572 } 3573 synchronized (mLock) { 3574 updateOrientationListenerLp(); 3575 updateLockScreenTimeout(); 3576 } 3577 } 3578 3579 /** {@inheritDoc} */ 3580 public void screenTurningOn(final ScreenOnListener screenOnListener) { 3581 EventLog.writeEvent(70000, 1); 3582 if (false) { 3583 RuntimeException here = new RuntimeException("here"); 3584 here.fillInStackTrace(); 3585 Slog.i(TAG, "Screen turning on...", here); 3586 } 3587 if (screenOnListener != null) { 3588 if (mKeyguardMediator != null) { 3589 try { 3590 mWindowManager.setEventDispatching(true); 3591 } catch (RemoteException unhandled) { 3592 } 3593 mKeyguardMediator.onScreenTurnedOn(new KeyguardViewManager.ShowListener() { 3594 @Override public void onShown(IBinder windowToken) { 3595 if (windowToken != null) { 3596 try { 3597 mWindowManager.waitForWindowDrawn(windowToken, 3598 new IRemoteCallback.Stub() { 3599 @Override public void sendResult(Bundle data) { 3600 Slog.i(TAG, "Lock screen displayed!"); 3601 screenOnListener.onScreenOn(); 3602 synchronized (mLock) { 3603 mScreenOnFully = true; 3604 } 3605 } 3606 }); 3607 } catch (RemoteException e) { 3608 } 3609 } else { 3610 Slog.i(TAG, "No lock screen!"); 3611 screenOnListener.onScreenOn(); 3612 synchronized (mLock) { 3613 mScreenOnFully = true; 3614 } 3615 } 3616 } 3617 }); 3618 } 3619 } else { 3620 if (mKeyguardMediator != null) { 3621 // Must set mScreenOn = true. 3622 mKeyguardMediator.onScreenTurnedOn(null); 3623 } 3624 synchronized (mLock) { 3625 mScreenOnFully = true; 3626 } 3627 } 3628 synchronized (mLock) { 3629 mScreenOnEarly = true; 3630 updateOrientationListenerLp(); 3631 updateLockScreenTimeout(); 3632 } 3633 } 3634 3635 /** {@inheritDoc} */ 3636 public boolean isScreenOnEarly() { 3637 return mScreenOnEarly; 3638 } 3639 3640 /** {@inheritDoc} */ 3641 public boolean isScreenOnFully() { 3642 return mScreenOnFully; 3643 } 3644 3645 /** {@inheritDoc} */ 3646 public void enableKeyguard(boolean enabled) { 3647 if (mKeyguardMediator != null) { 3648 mKeyguardMediator.setKeyguardEnabled(enabled); 3649 } 3650 } 3651 3652 /** {@inheritDoc} */ 3653 public void exitKeyguardSecurely(OnKeyguardExitResult callback) { 3654 if (mKeyguardMediator != null) { 3655 mKeyguardMediator.verifyUnlock(callback); 3656 } 3657 } 3658 3659 private boolean keyguardIsShowingTq() { 3660 if (mKeyguardMediator == null) return false; 3661 return mKeyguardMediator.isShowingAndNotHidden(); 3662 } 3663 3664 3665 /** {@inheritDoc} */ 3666 public boolean isKeyguardLocked() { 3667 return keyguardOn(); 3668 } 3669 3670 /** {@inheritDoc} */ 3671 public boolean isKeyguardSecure() { 3672 if (mKeyguardMediator == null) return false; 3673 return mKeyguardMediator.isSecure(); 3674 } 3675 3676 /** {@inheritDoc} */ 3677 public boolean inKeyguardRestrictedKeyInputMode() { 3678 if (mKeyguardMediator == null) return false; 3679 return mKeyguardMediator.isInputRestricted(); 3680 } 3681 3682 public void dismissKeyguardLw() { 3683 if (!mKeyguardMediator.isSecure()) { 3684 if (mKeyguardMediator.isShowing()) { 3685 mHandler.post(new Runnable() { 3686 public void run() { 3687 mKeyguardMediator.keyguardDone(false, true); 3688 } 3689 }); 3690 } 3691 } 3692 } 3693 3694 void sendCloseSystemWindows() { 3695 sendCloseSystemWindows(mContext, null); 3696 } 3697 3698 void sendCloseSystemWindows(String reason) { 3699 sendCloseSystemWindows(mContext, reason); 3700 } 3701 3702 static void sendCloseSystemWindows(Context context, String reason) { 3703 if (ActivityManagerNative.isSystemReady()) { 3704 try { 3705 ActivityManagerNative.getDefault().closeSystemDialogs(reason); 3706 } catch (RemoteException e) { 3707 } 3708 } 3709 } 3710 3711 @Override 3712 public int rotationForOrientationLw(int orientation, int lastRotation) { 3713 if (false) { 3714 Slog.v(TAG, "rotationForOrientationLw(orient=" 3715 + orientation + ", last=" + lastRotation 3716 + "); user=" + mUserRotation + " " 3717 + ((mUserRotationMode == WindowManagerPolicy.USER_ROTATION_LOCKED) 3718 ? "USER_ROTATION_LOCKED" : "") 3719 ); 3720 } 3721 3722 synchronized (mLock) { 3723 int sensorRotation = mOrientationListener.getProposedRotation(); // may be -1 3724 if (sensorRotation < 0) { 3725 // Sensor is disabled, device probably just turned off. 3726 if (mLastSensorRotation >= 0) { 3727 sensorRotation = mLastSensorRotation; 3728 } else { 3729 // Sensor has never been enabled. Last resort is to use lastRotation. 3730 sensorRotation = lastRotation; 3731 } 3732 } else { 3733 // Valid sensor data, save it away. 3734 mLastSensorRotation = sensorRotation; 3735 } 3736 3737 final int preferredRotation; 3738 if (mLidState == LID_OPEN && mLidOpenRotation >= 0) { 3739 // Ignore sensor when lid switch is open and rotation is forced. 3740 preferredRotation = mLidOpenRotation; 3741 } else if (mDockMode == Intent.EXTRA_DOCK_STATE_CAR 3742 && (mCarDockEnablesAccelerometer || mCarDockRotation >= 0)) { 3743 // Ignore sensor when in car dock unless explicitly enabled. 3744 // This case can override the behavior of NOSENSOR, and can also 3745 // enable 180 degree rotation while docked. 3746 preferredRotation = mCarDockEnablesAccelerometer 3747 ? sensorRotation : mCarDockRotation; 3748 } else if ((mDockMode == Intent.EXTRA_DOCK_STATE_DESK 3749 || mDockMode == Intent.EXTRA_DOCK_STATE_LE_DESK 3750 || mDockMode == Intent.EXTRA_DOCK_STATE_HE_DESK) 3751 && (mDeskDockEnablesAccelerometer || mDeskDockRotation >= 0)) { 3752 // Ignore sensor when in desk dock unless explicitly enabled. 3753 // This case can override the behavior of NOSENSOR, and can also 3754 // enable 180 degree rotation while docked. 3755 preferredRotation = mDeskDockEnablesAccelerometer 3756 ? sensorRotation : mDeskDockRotation; 3757 } else if (mHdmiPlugged) { 3758 // Ignore sensor when plugged into HDMI. 3759 // Note that the dock orientation overrides the HDMI orientation. 3760 preferredRotation = mHdmiRotation; 3761 } else if ((mUserRotationMode == WindowManagerPolicy.USER_ROTATION_FREE 3762 && (orientation == ActivityInfo.SCREEN_ORIENTATION_USER 3763 || orientation == ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED)) 3764 || orientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR 3765 || orientation == ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR 3766 || orientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE 3767 || orientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT) { 3768 // Otherwise, use sensor only if requested by the application or enabled 3769 // by default for USER or UNSPECIFIED modes. Does not apply to NOSENSOR. 3770 if (mAllowAllRotations < 0) { 3771 // Can't read this during init() because the context doesn't 3772 // have display metrics at that time so we cannot determine 3773 // tablet vs. phone then. 3774 mAllowAllRotations = mContext.getResources().getBoolean( 3775 com.android.internal.R.bool.config_allowAllRotations) ? 1 : 0; 3776 } 3777 if (sensorRotation != Surface.ROTATION_180 3778 || mAllowAllRotations == 1 3779 || orientation == ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR) { 3780 preferredRotation = sensorRotation; 3781 } else { 3782 preferredRotation = lastRotation; 3783 } 3784 } else if (mUserRotationMode == WindowManagerPolicy.USER_ROTATION_LOCKED 3785 && orientation != ActivityInfo.SCREEN_ORIENTATION_NOSENSOR) { 3786 // Apply rotation lock. Does not apply to NOSENSOR. 3787 // The idea is that the user rotation expresses a weak preference for the direction 3788 // of gravity and as NOSENSOR is never affected by gravity, then neither should 3789 // NOSENSOR be affected by rotation lock (although it will be affected by docks). 3790 preferredRotation = mUserRotation; 3791 } else { 3792 // No overriding preference. 3793 // We will do exactly what the application asked us to do. 3794 preferredRotation = -1; 3795 } 3796 3797 switch (orientation) { 3798 case ActivityInfo.SCREEN_ORIENTATION_PORTRAIT: 3799 // Return portrait unless overridden. 3800 if (isAnyPortrait(preferredRotation)) { 3801 return preferredRotation; 3802 } 3803 return mPortraitRotation; 3804 3805 case ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE: 3806 // Return landscape unless overridden. 3807 if (isLandscapeOrSeascape(preferredRotation)) { 3808 return preferredRotation; 3809 } 3810 return mLandscapeRotation; 3811 3812 case ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT: 3813 // Return reverse portrait unless overridden. 3814 if (isAnyPortrait(preferredRotation)) { 3815 return preferredRotation; 3816 } 3817 return mUpsideDownRotation; 3818 3819 case ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE: 3820 // Return seascape unless overridden. 3821 if (isLandscapeOrSeascape(preferredRotation)) { 3822 return preferredRotation; 3823 } 3824 return mSeascapeRotation; 3825 3826 case ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE: 3827 // Return either landscape rotation. 3828 if (isLandscapeOrSeascape(preferredRotation)) { 3829 return preferredRotation; 3830 } 3831 if (isLandscapeOrSeascape(lastRotation)) { 3832 return lastRotation; 3833 } 3834 return mLandscapeRotation; 3835 3836 case ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT: 3837 // Return either portrait rotation. 3838 if (isAnyPortrait(preferredRotation)) { 3839 return preferredRotation; 3840 } 3841 if (isAnyPortrait(lastRotation)) { 3842 return lastRotation; 3843 } 3844 return mPortraitRotation; 3845 3846 default: 3847 // For USER, UNSPECIFIED, NOSENSOR, SENSOR and FULL_SENSOR, 3848 // just return the preferred orientation we already calculated. 3849 if (preferredRotation >= 0) { 3850 return preferredRotation; 3851 } 3852 return Surface.ROTATION_0; 3853 } 3854 } 3855 } 3856 3857 @Override 3858 public boolean rotationHasCompatibleMetricsLw(int orientation, int rotation) { 3859 switch (orientation) { 3860 case ActivityInfo.SCREEN_ORIENTATION_PORTRAIT: 3861 case ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT: 3862 case ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT: 3863 return isAnyPortrait(rotation); 3864 3865 case ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE: 3866 case ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE: 3867 case ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE: 3868 return isLandscapeOrSeascape(rotation); 3869 3870 default: 3871 return true; 3872 } 3873 } 3874 3875 @Override 3876 public void setRotationLw(int rotation) { 3877 mOrientationListener.setCurrentRotation(rotation); 3878 } 3879 3880 private boolean isLandscapeOrSeascape(int rotation) { 3881 return rotation == mLandscapeRotation || rotation == mSeascapeRotation; 3882 } 3883 3884 private boolean isAnyPortrait(int rotation) { 3885 return rotation == mPortraitRotation || rotation == mUpsideDownRotation; 3886 } 3887 3888 3889 // User rotation: to be used when all else fails in assigning an orientation to the device 3890 public void setUserRotationMode(int mode, int rot) { 3891 ContentResolver res = mContext.getContentResolver(); 3892 3893 // mUserRotationMode and mUserRotation will be assigned by the content observer 3894 if (mode == WindowManagerPolicy.USER_ROTATION_LOCKED) { 3895 Settings.System.putInt(res, 3896 Settings.System.USER_ROTATION, 3897 rot); 3898 Settings.System.putInt(res, 3899 Settings.System.ACCELEROMETER_ROTATION, 3900 0); 3901 } else { 3902 Settings.System.putInt(res, 3903 Settings.System.ACCELEROMETER_ROTATION, 3904 1); 3905 } 3906 } 3907 3908 public void setSafeMode(boolean safeMode) { 3909 mSafeMode = safeMode; 3910 performHapticFeedbackLw(null, safeMode 3911 ? HapticFeedbackConstants.SAFE_MODE_ENABLED 3912 : HapticFeedbackConstants.SAFE_MODE_DISABLED, true); 3913 } 3914 3915 static long[] getLongIntArray(Resources r, int resid) { 3916 int[] ar = r.getIntArray(resid); 3917 if (ar == null) { 3918 return null; 3919 } 3920 long[] out = new long[ar.length]; 3921 for (int i=0; i<ar.length; i++) { 3922 out[i] = ar[i]; 3923 } 3924 return out; 3925 } 3926 3927 /** {@inheritDoc} */ 3928 public void systemReady() { 3929 if (mKeyguardMediator != null) { 3930 // tell the keyguard 3931 mKeyguardMediator.onSystemReady(); 3932 } 3933 synchronized (mLock) { 3934 updateOrientationListenerLp(); 3935 mSystemReady = true; 3936 mHandler.post(new Runnable() { 3937 public void run() { 3938 updateSettings(); 3939 } 3940 }); 3941 } 3942 } 3943 3944 /** {@inheritDoc} */ 3945 public void systemBooted() { 3946 synchronized (mLock) { 3947 mSystemBooted = true; 3948 } 3949 } 3950 3951 ProgressDialog mBootMsgDialog = null; 3952 3953 /** {@inheritDoc} */ 3954 public void showBootMessage(final CharSequence msg, final boolean always) { 3955 if (mHeadless) return; 3956 mHandler.post(new Runnable() { 3957 @Override public void run() { 3958 if (mBootMsgDialog == null) { 3959 mBootMsgDialog = new ProgressDialog(mContext) { 3960 // This dialog will consume all events coming in to 3961 // it, to avoid it trying to do things too early in boot. 3962 @Override public boolean dispatchKeyEvent(KeyEvent event) { 3963 return true; 3964 } 3965 @Override public boolean dispatchKeyShortcutEvent(KeyEvent event) { 3966 return true; 3967 } 3968 @Override public boolean dispatchTouchEvent(MotionEvent ev) { 3969 return true; 3970 } 3971 @Override public boolean dispatchTrackballEvent(MotionEvent ev) { 3972 return true; 3973 } 3974 @Override public boolean dispatchGenericMotionEvent(MotionEvent ev) { 3975 return true; 3976 } 3977 @Override public boolean dispatchPopulateAccessibilityEvent( 3978 AccessibilityEvent event) { 3979 return true; 3980 } 3981 }; 3982 mBootMsgDialog.setTitle(R.string.android_upgrading_title); 3983 mBootMsgDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER); 3984 mBootMsgDialog.setIndeterminate(true); 3985 mBootMsgDialog.getWindow().setType( 3986 WindowManager.LayoutParams.TYPE_BOOT_PROGRESS); 3987 mBootMsgDialog.getWindow().addFlags( 3988 WindowManager.LayoutParams.FLAG_DIM_BEHIND 3989 | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN); 3990 mBootMsgDialog.getWindow().setDimAmount(1); 3991 WindowManager.LayoutParams lp = mBootMsgDialog.getWindow().getAttributes(); 3992 lp.screenOrientation = ActivityInfo.SCREEN_ORIENTATION_NOSENSOR; 3993 mBootMsgDialog.getWindow().setAttributes(lp); 3994 mBootMsgDialog.setCancelable(false); 3995 mBootMsgDialog.show(); 3996 } 3997 mBootMsgDialog.setMessage(msg); 3998 } 3999 }); 4000 } 4001 4002 /** {@inheritDoc} */ 4003 public void hideBootMessages() { 4004 mHandler.post(new Runnable() { 4005 @Override public void run() { 4006 if (mBootMsgDialog != null) { 4007 mBootMsgDialog.dismiss(); 4008 mBootMsgDialog = null; 4009 } 4010 } 4011 }); 4012 } 4013 4014 /** {@inheritDoc} */ 4015 public void userActivity() { 4016 // *************************************** 4017 // NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE 4018 // *************************************** 4019 // THIS IS CALLED FROM DEEP IN THE POWER MANAGER 4020 // WITH ITS LOCKS HELD. 4021 // 4022 // This code must be VERY careful about the locks 4023 // it acquires. 4024 // In fact, the current code acquires way too many, 4025 // and probably has lurking deadlocks. 4026 4027 synchronized (mScreenLockTimeout) { 4028 if (mLockScreenTimerActive) { 4029 // reset the timer 4030 mHandler.removeCallbacks(mScreenLockTimeout); 4031 mHandler.postDelayed(mScreenLockTimeout, mLockScreenTimeout); 4032 } 4033 } 4034 } 4035 4036 private IDreamManager getDreamManager() { 4037 if (!mScreenSaverFeatureAvailable) { 4038 return null; 4039 } 4040 4041 IDreamManager sandman = IDreamManager.Stub.asInterface( 4042 ServiceManager.checkService("dreams")); 4043 if (sandman == null) { 4044 Log.w(TAG, "Unable to find IDreamManager"); 4045 } 4046 return sandman; 4047 } 4048 4049 @Override 4050 public boolean isScreenSaverEnabled() { 4051 return (mScreenSaverFeatureAvailable && mScreenSaverEnabledByUser 4052 && mScreenSaverMayRun && mScreenOnEarly && mPluggedIn); 4053 } 4054 4055 @Override 4056 public boolean startScreenSaver() { 4057 synchronized (mLock) { 4058 if (isScreenSaverEnabled()) { 4059 IDreamManager dm = getDreamManager(); 4060 if (dm == null) return false; 4061 4062 try { 4063 if (localLOGV) Log.v(TAG, "startScreenSaver: entering dreamland..."); 4064 4065 dm.dream(); 4066 return true; 4067 } catch (RemoteException ex) { 4068 // too bad, so sad, oh mom, oh dad 4069 } 4070 } 4071 } 4072 return false; 4073 } 4074 4075 @Override 4076 public void stopScreenSaver() { 4077 synchronized (mLock) { 4078 IDreamManager dm = getDreamManager(); 4079 if (dm == null) return; 4080 4081 try { 4082 if (!dm.isDreaming()) return; 4083 4084 if (localLOGV) Log.v(TAG, "stopScreenSaver: awakening..."); 4085 4086 dm.awaken(); 4087 } catch (RemoteException ex) { 4088 } 4089 } 4090 } 4091 4092 Runnable mScreenLockTimeout = new Runnable() { 4093 public void run() { 4094 synchronized (this) { 4095 if (localLOGV) Log.v(TAG, "mScreenLockTimeout activating keyguard"); 4096 if (mKeyguardMediator != null) { 4097 mKeyguardMediator.doKeyguardTimeout(); 4098 } 4099 mLockScreenTimerActive = false; 4100 } 4101 } 4102 }; 4103 4104 public void lockNow() { 4105 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.DEVICE_POWER, null); 4106 mHandler.removeCallbacks(mScreenLockTimeout); 4107 mHandler.post(mScreenLockTimeout); 4108 } 4109 4110 private void updateLockScreenTimeout() { 4111 synchronized (mScreenLockTimeout) { 4112 boolean enable = (mAllowLockscreenWhenOn && mScreenOnEarly && 4113 mKeyguardMediator != null && mKeyguardMediator.isSecure()); 4114 if (mLockScreenTimerActive != enable) { 4115 if (enable) { 4116 if (localLOGV) Log.v(TAG, "setting lockscreen timer"); 4117 mHandler.postDelayed(mScreenLockTimeout, mLockScreenTimeout); 4118 } else { 4119 if (localLOGV) Log.v(TAG, "clearing lockscreen timer"); 4120 mHandler.removeCallbacks(mScreenLockTimeout); 4121 } 4122 mLockScreenTimerActive = enable; 4123 } 4124 } 4125 } 4126 4127 /** {@inheritDoc} */ 4128 public void enableScreenAfterBoot() { 4129 readLidState(); 4130 applyLidSwitchState(); 4131 updateRotation(true); 4132 } 4133 4134 private void applyLidSwitchState() { 4135 mPowerManager.setKeyboardVisibility(isBuiltInKeyboardVisible()); 4136 4137 if (mLidState == LID_CLOSED && mLidControlsSleep) { 4138 mPowerManager.goToSleep(SystemClock.uptimeMillis()); 4139 } 4140 } 4141 4142 void updateRotation(boolean alwaysSendConfiguration) { 4143 try { 4144 //set orientation on WindowManager 4145 mWindowManager.updateRotation(alwaysSendConfiguration, false); 4146 } catch (RemoteException e) { 4147 // Ignore 4148 } 4149 } 4150 4151 void updateRotation(boolean alwaysSendConfiguration, boolean forceRelayout) { 4152 try { 4153 //set orientation on WindowManager 4154 mWindowManager.updateRotation(alwaysSendConfiguration, forceRelayout); 4155 } catch (RemoteException e) { 4156 // Ignore 4157 } 4158 } 4159 4160 /** 4161 * Return an Intent to launch the currently active dock app as home. Returns 4162 * null if the standard home should be launched, which is the case if any of the following is 4163 * true: 4164 * <ul> 4165 * <li>The device is not in either car mode or desk mode 4166 * <li>The device is in car mode but ENABLE_CAR_DOCK_HOME_CAPTURE is false 4167 * <li>The device is in desk mode but ENABLE_DESK_DOCK_HOME_CAPTURE is false 4168 * <li>The device is in car mode but there's no CAR_DOCK app with METADATA_DOCK_HOME 4169 * <li>The device is in desk mode but there's no DESK_DOCK app with METADATA_DOCK_HOME 4170 * </ul> 4171 * @return 4172 */ 4173 Intent createHomeDockIntent() { 4174 Intent intent = null; 4175 4176 // What home does is based on the mode, not the dock state. That 4177 // is, when in car mode you should be taken to car home regardless 4178 // of whether we are actually in a car dock. 4179 if (mUiMode == Configuration.UI_MODE_TYPE_CAR) { 4180 if (ENABLE_CAR_DOCK_HOME_CAPTURE) { 4181 intent = mCarDockIntent; 4182 } 4183 } else if (mUiMode == Configuration.UI_MODE_TYPE_DESK) { 4184 if (ENABLE_DESK_DOCK_HOME_CAPTURE) { 4185 intent = mDeskDockIntent; 4186 } 4187 } 4188 4189 if (intent == null) { 4190 return null; 4191 } 4192 4193 ActivityInfo ai = intent.resolveActivityInfo( 4194 mContext.getPackageManager(), PackageManager.GET_META_DATA); 4195 if (ai == null) { 4196 return null; 4197 } 4198 4199 if (ai.metaData != null && ai.metaData.getBoolean(Intent.METADATA_DOCK_HOME)) { 4200 intent = new Intent(intent); 4201 intent.setClassName(ai.packageName, ai.name); 4202 return intent; 4203 } 4204 4205 return null; 4206 } 4207 4208 void startDockOrHome() { 4209 Intent dock = createHomeDockIntent(); 4210 if (dock != null) { 4211 try { 4212 mContext.startActivity(dock); 4213 return; 4214 } catch (ActivityNotFoundException e) { 4215 } 4216 } 4217 mContext.startActivity(mHomeIntent); 4218 } 4219 4220 /** 4221 * goes to the home screen 4222 * @return whether it did anything 4223 */ 4224 boolean goHome() { 4225 if (false) { 4226 // This code always brings home to the front. 4227 try { 4228 ActivityManagerNative.getDefault().stopAppSwitches(); 4229 } catch (RemoteException e) { 4230 } 4231 sendCloseSystemWindows(); 4232 startDockOrHome(); 4233 } else { 4234 // This code brings home to the front or, if it is already 4235 // at the front, puts the device to sleep. 4236 try { 4237 if (SystemProperties.getInt("persist.sys.uts-test-mode", 0) == 1) { 4238 /// Roll back EndcallBehavior as the cupcake design to pass P1 lab entry. 4239 Log.d(TAG, "UTS-TEST-MODE"); 4240 } else { 4241 ActivityManagerNative.getDefault().stopAppSwitches(); 4242 sendCloseSystemWindows(); 4243 Intent dock = createHomeDockIntent(); 4244 if (dock != null) { 4245 int result = ActivityManagerNative.getDefault() 4246 .startActivity(null, dock, 4247 dock.resolveTypeIfNeeded(mContext.getContentResolver()), 4248 null, null, 0, 4249 ActivityManager.START_FLAG_ONLY_IF_NEEDED, 4250 null, null, null); 4251 if (result == ActivityManager.START_RETURN_INTENT_TO_CALLER) { 4252 return false; 4253 } 4254 } 4255 } 4256 int result = ActivityManagerNative.getDefault() 4257 .startActivity(null, mHomeIntent, 4258 mHomeIntent.resolveTypeIfNeeded(mContext.getContentResolver()), 4259 null, null, 0, 4260 ActivityManager.START_FLAG_ONLY_IF_NEEDED, 4261 null, null, null); 4262 if (result == ActivityManager.START_RETURN_INTENT_TO_CALLER) { 4263 return false; 4264 } 4265 } catch (RemoteException ex) { 4266 // bummer, the activity manager, which is in this process, is dead 4267 } 4268 } 4269 return true; 4270 } 4271 4272 public void setCurrentOrientationLw(int newOrientation) { 4273 synchronized (mLock) { 4274 if (newOrientation != mCurrentAppOrientation) { 4275 mCurrentAppOrientation = newOrientation; 4276 updateOrientationListenerLp(); 4277 } 4278 } 4279 } 4280 4281 public boolean performHapticFeedbackLw(WindowState win, int effectId, boolean always) { 4282 final boolean hapticsDisabled = Settings.System.getInt(mContext.getContentResolver(), 4283 Settings.System.HAPTIC_FEEDBACK_ENABLED, 0) == 0; 4284 if (!always && (hapticsDisabled || mKeyguardMediator.isShowingAndNotHidden())) { 4285 return false; 4286 } 4287 long[] pattern = null; 4288 switch (effectId) { 4289 case HapticFeedbackConstants.LONG_PRESS: 4290 pattern = mLongPressVibePattern; 4291 break; 4292 case HapticFeedbackConstants.VIRTUAL_KEY: 4293 pattern = mVirtualKeyVibePattern; 4294 break; 4295 case HapticFeedbackConstants.KEYBOARD_TAP: 4296 pattern = mKeyboardTapVibePattern; 4297 break; 4298 case HapticFeedbackConstants.SAFE_MODE_DISABLED: 4299 pattern = mSafeModeDisabledVibePattern; 4300 break; 4301 case HapticFeedbackConstants.SAFE_MODE_ENABLED: 4302 pattern = mSafeModeEnabledVibePattern; 4303 break; 4304 default: 4305 return false; 4306 } 4307 if (pattern.length == 1) { 4308 // One-shot vibration 4309 mVibrator.vibrate(pattern[0]); 4310 } else { 4311 // Pattern vibration 4312 mVibrator.vibrate(pattern, -1); 4313 } 4314 return true; 4315 } 4316 4317 public void screenOnStartedLw() { 4318 // The window manager has just grabbed a wake lock. This is our cue to disable the screen 4319 // saver. 4320 synchronized (mLock) { 4321 mScreenSaverMayRun = false; 4322 } 4323 } 4324 4325 public void screenOnStoppedLw() { 4326 if (mPowerManager.isScreenOn()) { 4327 if (mKeyguardMediator != null && !mKeyguardMediator.isShowingAndNotHidden()) { 4328 long curTime = SystemClock.uptimeMillis(); 4329 mPowerManager.userActivity(curTime, false, PowerManager.USER_ACTIVITY_EVENT_OTHER); 4330 } 4331 4332 synchronized (mLock) { 4333 // even if the keyguard is up, now that all the wakelocks have been released, we 4334 // should re-enable the screen saver 4335 mScreenSaverMayRun = true; 4336 } 4337 } 4338 } 4339 4340 public boolean allowKeyRepeat() { 4341 // disable key repeat when screen is off 4342 return mScreenOnEarly; 4343 } 4344 4345 private int updateSystemUiVisibilityLw() { 4346 // If there is no window focused, there will be nobody to handle the events 4347 // anyway, so just hang on in whatever state we're in until things settle down. 4348 if (mFocusedWindow == null) { 4349 return 0; 4350 } 4351 final int visibility = mFocusedWindow.getSystemUiVisibility() 4352 & ~mResettingSystemUiFlags 4353 & ~mForceClearedSystemUiFlags; 4354 int diff = visibility ^ mLastSystemUiFlags; 4355 final boolean needsMenu = mFocusedWindow.getNeedsMenuLw(mTopFullscreenOpaqueWindowState); 4356 if (diff == 0 && mLastFocusNeedsMenu == needsMenu 4357 && mFocusedApp == mFocusedWindow.getAppToken()) { 4358 return 0; 4359 } 4360 mLastSystemUiFlags = visibility; 4361 mLastFocusNeedsMenu = needsMenu; 4362 mFocusedApp = mFocusedWindow.getAppToken(); 4363 mHandler.post(new Runnable() { 4364 public void run() { 4365 try { 4366 IStatusBarService statusbar = getStatusBarService(); 4367 if (statusbar != null) { 4368 statusbar.setSystemUiVisibility(visibility, 0xffffffff); 4369 statusbar.topAppWindowChanged(needsMenu); 4370 } 4371 } catch (RemoteException e) { 4372 // re-acquire status bar service next time it is needed. 4373 mStatusBarService = null; 4374 } 4375 } 4376 }); 4377 return diff; 4378 } 4379 4380 // Use this instead of checking config_showNavigationBar so that it can be consistently 4381 // overridden by qemu.hw.mainkeys in the emulator. 4382 public boolean hasNavigationBar() { 4383 return mHasNavigationBar; 4384 } 4385 4386 @Override 4387 public void setLastInputMethodWindowLw(WindowState ime, WindowState target) { 4388 mLastInputMethodWindow = ime; 4389 mLastInputMethodTargetWindow = target; 4390 } 4391 4392 public void dump(String prefix, PrintWriter pw, String[] args) { 4393 pw.print(prefix); pw.print("mSafeMode="); pw.print(mSafeMode); 4394 pw.print(" mSystemReady="); pw.print(mSystemReady); 4395 pw.print(" mSystemBooted="); pw.println(mSystemBooted); 4396 pw.print(prefix); pw.print("mLidState="); pw.print(mLidState); 4397 pw.print(" mLidOpenRotation="); pw.print(mLidOpenRotation); 4398 pw.print(" mHdmiPlugged="); pw.println(mHdmiPlugged); 4399 if (mLastSystemUiFlags != 0 || mResettingSystemUiFlags != 0 4400 || mForceClearedSystemUiFlags != 0) { 4401 pw.print(prefix); pw.print("mLastSystemUiFlags=0x"); 4402 pw.print(Integer.toHexString(mLastSystemUiFlags)); 4403 pw.print(" mResettingSystemUiFlags=0x"); 4404 pw.print(Integer.toHexString(mResettingSystemUiFlags)); 4405 pw.print(" mForceClearedSystemUiFlags=0x"); 4406 pw.println(Integer.toHexString(mForceClearedSystemUiFlags)); 4407 } 4408 if (mLastFocusNeedsMenu) { 4409 pw.print(prefix); pw.print("mLastFocusNeedsMenu="); 4410 pw.println(mLastFocusNeedsMenu); 4411 } 4412 pw.print(prefix); pw.print("mUiMode="); pw.print(mUiMode); 4413 pw.print(" mDockMode="); pw.print(mDockMode); 4414 pw.print(" mCarDockRotation="); pw.print(mCarDockRotation); 4415 pw.print(" mDeskDockRotation="); pw.println(mDeskDockRotation); 4416 pw.print(prefix); pw.print("mUserRotationMode="); pw.print(mUserRotationMode); 4417 pw.print(" mUserRotation="); pw.print(mUserRotation); 4418 pw.print(" mAllowAllRotations="); pw.println(mAllowAllRotations); 4419 pw.print(prefix); pw.print("mCurrentAppOrientation="); pw.println(mCurrentAppOrientation); 4420 pw.print(prefix); pw.print("mCarDockEnablesAccelerometer="); 4421 pw.print(mCarDockEnablesAccelerometer); 4422 pw.print(" mDeskDockEnablesAccelerometer="); 4423 pw.println(mDeskDockEnablesAccelerometer); 4424 pw.print(prefix); pw.print("mLidKeyboardAccessibility="); 4425 pw.print(mLidKeyboardAccessibility); 4426 pw.print(" mLidNavigationAccessibility="); pw.print(mLidNavigationAccessibility); 4427 pw.print(" mLidControlsSleep="); pw.println(mLidControlsSleep); 4428 pw.print(prefix); pw.print("mLongPressOnPowerBehavior="); 4429 pw.print(mLongPressOnPowerBehavior); 4430 pw.print(" mHasSoftInput="); pw.println(mHasSoftInput); 4431 pw.print(prefix); pw.print("mScreenOnEarly="); pw.print(mScreenOnEarly); 4432 pw.print(" mScreenOnFully="); pw.print(mScreenOnFully); 4433 pw.print(" mOrientationSensorEnabled="); pw.println(mOrientationSensorEnabled); 4434 pw.print(prefix); pw.print("mUnrestrictedScreen=("); pw.print(mUnrestrictedScreenLeft); 4435 pw.print(","); pw.print(mUnrestrictedScreenTop); 4436 pw.print(") "); pw.print(mUnrestrictedScreenWidth); 4437 pw.print("x"); pw.println(mUnrestrictedScreenHeight); 4438 pw.print(prefix); pw.print("mRestrictedScreen=("); pw.print(mRestrictedScreenLeft); 4439 pw.print(","); pw.print(mRestrictedScreenTop); 4440 pw.print(") "); pw.print(mRestrictedScreenWidth); 4441 pw.print("x"); pw.println(mRestrictedScreenHeight); 4442 pw.print(prefix); pw.print("mStableFullscreen=("); pw.print(mStableFullscreenLeft); 4443 pw.print(","); pw.print(mStableFullscreenTop); 4444 pw.print(")-("); pw.print(mStableFullscreenRight); 4445 pw.print(","); pw.print(mStableFullscreenBottom); pw.println(")"); 4446 pw.print(prefix); pw.print("mStable=("); pw.print(mStableLeft); 4447 pw.print(","); pw.print(mStableTop); 4448 pw.print(")-("); pw.print(mStableRight); 4449 pw.print(","); pw.print(mStableBottom); pw.println(")"); 4450 pw.print(prefix); pw.print("mSystem=("); pw.print(mSystemLeft); 4451 pw.print(","); pw.print(mSystemTop); 4452 pw.print(")-("); pw.print(mSystemRight); 4453 pw.print(","); pw.print(mSystemBottom); pw.println(")"); 4454 pw.print(prefix); pw.print("mCur=("); pw.print(mCurLeft); 4455 pw.print(","); pw.print(mCurTop); 4456 pw.print(")-("); pw.print(mCurRight); 4457 pw.print(","); pw.print(mCurBottom); pw.println(")"); 4458 pw.print(prefix); pw.print("mContent=("); pw.print(mContentLeft); 4459 pw.print(","); pw.print(mContentTop); 4460 pw.print(")-("); pw.print(mContentRight); 4461 pw.print(","); pw.print(mContentBottom); pw.println(")"); 4462 pw.print(prefix); pw.print("mDock=("); pw.print(mDockLeft); 4463 pw.print(","); pw.print(mDockTop); 4464 pw.print(")-("); pw.print(mDockRight); 4465 pw.print(","); pw.print(mDockBottom); pw.println(")"); 4466 pw.print(prefix); pw.print("mDockLayer="); pw.print(mDockLayer); 4467 pw.print(" mStatusBarLayer="); pw.println(mStatusBarLayer); 4468 pw.print(prefix); pw.print("mTopFullscreenOpaqueWindowState="); 4469 pw.println(mTopFullscreenOpaqueWindowState); 4470 pw.print(prefix); pw.print("mTopIsFullscreen="); pw.print(mTopIsFullscreen); 4471 pw.print(" mForceStatusBar="); pw.print(mForceStatusBar); 4472 pw.print(" mHideLockScreen="); pw.println(mHideLockScreen); 4473 pw.print(prefix); pw.print("mDismissKeyguard="); pw.print(mDismissKeyguard); 4474 pw.print(" mHomePressed="); pw.println(mHomePressed); 4475 pw.print(prefix); pw.print("mAllowLockscreenWhenOn="); pw.print(mAllowLockscreenWhenOn); 4476 pw.print(" mLockScreenTimeout="); pw.print(mLockScreenTimeout); 4477 pw.print(" mLockScreenTimerActive="); pw.println(mLockScreenTimerActive); 4478 pw.print(prefix); pw.print("mEndcallBehavior="); pw.print(mEndcallBehavior); 4479 pw.print(" mIncallPowerBehavior="); pw.print(mIncallPowerBehavior); 4480 pw.print(" mLongPressOnHomeBehavior="); pw.println(mLongPressOnHomeBehavior); 4481 pw.print(prefix); pw.print("mLandscapeRotation="); pw.print(mLandscapeRotation); 4482 pw.print(" mSeascapeRotation="); pw.println(mSeascapeRotation); 4483 pw.print(prefix); pw.print("mPortraitRotation="); pw.print(mPortraitRotation); 4484 pw.print(" mUpsideDownRotation="); pw.println(mUpsideDownRotation); 4485 } 4486} 4487