DecorView.java revision cd80e611cab3cc09366af23f2ef0b0f8e5146c86
1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License 15 */ 16 17package com.android.internal.policy; 18 19import android.app.WindowConfiguration; 20import android.graphics.Outline; 21import android.graphics.drawable.InsetDrawable; 22import android.graphics.drawable.LayerDrawable; 23import android.util.Pair; 24import android.view.ViewOutlineProvider; 25import android.view.accessibility.AccessibilityNodeInfo; 26import com.android.internal.R; 27import com.android.internal.policy.PhoneWindow.PanelFeatureState; 28import com.android.internal.policy.PhoneWindow.PhoneWindowMenuCallback; 29import com.android.internal.view.FloatingActionMode; 30import com.android.internal.view.RootViewSurfaceTaker; 31import com.android.internal.view.StandaloneActionMode; 32import com.android.internal.view.menu.ContextMenuBuilder; 33import com.android.internal.view.menu.MenuHelper; 34import com.android.internal.widget.ActionBarContextView; 35import com.android.internal.widget.BackgroundFallback; 36import com.android.internal.widget.DecorCaptionView; 37import com.android.internal.widget.FloatingToolbar; 38 39import java.util.List; 40 41import android.animation.Animator; 42import android.animation.AnimatorListenerAdapter; 43import android.animation.ObjectAnimator; 44import android.content.Context; 45import android.content.res.Configuration; 46import android.content.res.Resources; 47import android.graphics.Canvas; 48import android.graphics.Color; 49import android.graphics.LinearGradient; 50import android.graphics.Paint; 51import android.graphics.PixelFormat; 52import android.graphics.Rect; 53import android.graphics.Region; 54import android.graphics.Shader; 55import android.graphics.drawable.ColorDrawable; 56import android.graphics.drawable.Drawable; 57import android.util.DisplayMetrics; 58import android.util.Log; 59import android.util.TypedValue; 60import android.view.ActionMode; 61import android.view.ContextThemeWrapper; 62import android.view.DisplayListCanvas; 63import android.view.Gravity; 64import android.view.InputQueue; 65import android.view.KeyEvent; 66import android.view.KeyboardShortcutGroup; 67import android.view.LayoutInflater; 68import android.view.Menu; 69import android.view.MenuItem; 70import android.view.MotionEvent; 71import android.view.ThreadedRenderer; 72import android.view.View; 73import android.view.ViewGroup; 74import android.view.ViewStub; 75import android.view.ViewTreeObserver; 76import android.view.Window; 77import android.view.WindowCallbacks; 78import android.view.WindowInsets; 79import android.view.WindowManager; 80import android.view.accessibility.AccessibilityEvent; 81import android.view.accessibility.AccessibilityManager; 82import android.view.animation.AnimationUtils; 83import android.view.animation.Interpolator; 84import android.widget.FrameLayout; 85import android.widget.PopupWindow; 86 87import static android.app.WindowConfiguration.PINNED_WINDOWING_MODE_ELEVATION_IN_DIP; 88import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM; 89import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED; 90import static android.content.res.Configuration.ORIENTATION_PORTRAIT; 91import static android.os.Build.VERSION_CODES.M; 92import static android.os.Build.VERSION_CODES.N; 93import static android.view.View.MeasureSpec.AT_MOST; 94import static android.view.View.MeasureSpec.EXACTLY; 95import static android.view.View.MeasureSpec.getMode; 96import static android.view.ViewGroup.LayoutParams.MATCH_PARENT; 97import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT; 98import static android.view.Window.DECOR_CAPTION_SHADE_DARK; 99import static android.view.Window.DECOR_CAPTION_SHADE_LIGHT; 100import static android.view.WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS; 101import static android.view.WindowManager.LayoutParams.FLAG_FULLSCREEN; 102import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR; 103import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN; 104import static android.view.WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION; 105import static android.view.WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS; 106import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION; 107import static android.view.WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 108import static android.view.WindowManager.LayoutParams.TYPE_DRAWN_APPLICATION; 109import static com.android.internal.policy.PhoneWindow.FEATURE_OPTIONS_PANEL; 110 111/** @hide */ 112public class DecorView extends FrameLayout implements RootViewSurfaceTaker, WindowCallbacks { 113 private static final String TAG = "DecorView"; 114 115 private static final boolean DEBUG_MEASURE = false; 116 117 private static final boolean SWEEP_OPEN_MENU = false; 118 119 // The height of a window which has focus in DIP. 120 private final static int DECOR_SHADOW_FOCUSED_HEIGHT_IN_DIP = 20; 121 // The height of a window which has not in DIP. 122 private final static int DECOR_SHADOW_UNFOCUSED_HEIGHT_IN_DIP = 5; 123 124 public static final ColorViewAttributes STATUS_BAR_COLOR_VIEW_ATTRIBUTES = 125 new ColorViewAttributes(SYSTEM_UI_FLAG_FULLSCREEN, FLAG_TRANSLUCENT_STATUS, 126 Gravity.TOP, Gravity.LEFT, Gravity.RIGHT, 127 Window.STATUS_BAR_BACKGROUND_TRANSITION_NAME, 128 com.android.internal.R.id.statusBarBackground, 129 FLAG_FULLSCREEN); 130 131 public static final ColorViewAttributes NAVIGATION_BAR_COLOR_VIEW_ATTRIBUTES = 132 new ColorViewAttributes( 133 SYSTEM_UI_FLAG_HIDE_NAVIGATION, FLAG_TRANSLUCENT_NAVIGATION, 134 Gravity.BOTTOM, Gravity.RIGHT, Gravity.LEFT, 135 Window.NAVIGATION_BAR_BACKGROUND_TRANSITION_NAME, 136 com.android.internal.R.id.navigationBarBackground, 137 0 /* hideWindowFlag */); 138 139 // This is used to workaround an issue where the PiP shadow can be transparent if the window 140 // background is transparent 141 private static final ViewOutlineProvider PIP_OUTLINE_PROVIDER = new ViewOutlineProvider() { 142 @Override 143 public void getOutline(View view, Outline outline) { 144 outline.setRect(0, 0, view.getWidth(), view.getHeight()); 145 outline.setAlpha(1f); 146 } 147 }; 148 149 // Cludge to address b/22668382: Set the shadow size to the maximum so that the layer 150 // size calculation takes the shadow size into account. We set the elevation currently 151 // to max until the first layout command has been executed. 152 private boolean mAllowUpdateElevation = false; 153 154 private boolean mElevationAdjustedForStack = false; 155 156 // Keeps track of the picture-in-picture mode for the view shadow 157 private boolean mIsInPictureInPictureMode; 158 159 // Stores the previous outline provider prior to applying PIP_OUTLINE_PROVIDER 160 private ViewOutlineProvider mLastOutlineProvider; 161 162 int mDefaultOpacity = PixelFormat.OPAQUE; 163 164 /** The feature ID of the panel, or -1 if this is the application's DecorView */ 165 private final int mFeatureId; 166 167 private final Rect mDrawingBounds = new Rect(); 168 169 private final Rect mBackgroundPadding = new Rect(); 170 171 private final Rect mFramePadding = new Rect(); 172 173 private final Rect mFrameOffsets = new Rect(); 174 175 private boolean mHasCaption = false; 176 177 private boolean mChanging; 178 179 private Drawable mMenuBackground; 180 private boolean mWatchingForMenu; 181 private int mDownY; 182 183 ActionMode mPrimaryActionMode; 184 private ActionMode mFloatingActionMode; 185 private ActionBarContextView mPrimaryActionModeView; 186 private PopupWindow mPrimaryActionModePopup; 187 private Runnable mShowPrimaryActionModePopup; 188 private ViewTreeObserver.OnPreDrawListener mFloatingToolbarPreDrawListener; 189 private View mFloatingActionModeOriginatingView; 190 private FloatingToolbar mFloatingToolbar; 191 private ObjectAnimator mFadeAnim; 192 193 // View added at runtime to draw under the status bar area 194 private View mStatusGuard; 195 196 private final ColorViewState mStatusColorViewState = 197 new ColorViewState(STATUS_BAR_COLOR_VIEW_ATTRIBUTES); 198 private final ColorViewState mNavigationColorViewState = 199 new ColorViewState(NAVIGATION_BAR_COLOR_VIEW_ATTRIBUTES); 200 201 private final Interpolator mShowInterpolator; 202 private final Interpolator mHideInterpolator; 203 private final int mBarEnterExitDuration; 204 final boolean mForceWindowDrawsStatusBarBackground; 205 private final int mSemiTransparentStatusBarColor; 206 207 private final BackgroundFallback mBackgroundFallback = new BackgroundFallback(); 208 209 private int mLastTopInset = 0; 210 private int mLastBottomInset = 0; 211 private int mLastRightInset = 0; 212 private int mLastLeftInset = 0; 213 private boolean mLastHasTopStableInset = false; 214 private boolean mLastHasBottomStableInset = false; 215 private boolean mLastHasRightStableInset = false; 216 private boolean mLastHasLeftStableInset = false; 217 private int mLastWindowFlags = 0; 218 private boolean mLastShouldAlwaysConsumeNavBar = false; 219 220 private int mRootScrollY = 0; 221 222 private PhoneWindow mWindow; 223 224 ViewGroup mContentRoot; 225 226 private Rect mTempRect; 227 private Rect mOutsets = new Rect(); 228 229 // This is the caption view for the window, containing the caption and window control 230 // buttons. The visibility of this decor depends on the workspace and the window type. 231 // If the window type does not require such a view, this member might be null. 232 DecorCaptionView mDecorCaptionView; 233 234 private boolean mWindowResizeCallbacksAdded = false; 235 private Drawable.Callback mLastBackgroundDrawableCb = null; 236 private BackdropFrameRenderer mBackdropFrameRenderer = null; 237 private Drawable mResizingBackgroundDrawable; 238 private Drawable mCaptionBackgroundDrawable; 239 private Drawable mUserCaptionBackgroundDrawable; 240 241 private float mAvailableWidth; 242 243 String mLogTag = TAG; 244 private final Rect mFloatingInsets = new Rect(); 245 private boolean mApplyFloatingVerticalInsets = false; 246 private boolean mApplyFloatingHorizontalInsets = false; 247 248 private int mResizeMode = RESIZE_MODE_INVALID; 249 private final int mResizeShadowSize; 250 private final Paint mVerticalResizeShadowPaint = new Paint(); 251 private final Paint mHorizontalResizeShadowPaint = new Paint(); 252 253 DecorView(Context context, int featureId, PhoneWindow window, 254 WindowManager.LayoutParams params) { 255 super(context); 256 mFeatureId = featureId; 257 258 mShowInterpolator = AnimationUtils.loadInterpolator(context, 259 android.R.interpolator.linear_out_slow_in); 260 mHideInterpolator = AnimationUtils.loadInterpolator(context, 261 android.R.interpolator.fast_out_linear_in); 262 263 mBarEnterExitDuration = context.getResources().getInteger( 264 R.integer.dock_enter_exit_duration); 265 mForceWindowDrawsStatusBarBackground = context.getResources().getBoolean( 266 R.bool.config_forceWindowDrawsStatusBarBackground) 267 && context.getApplicationInfo().targetSdkVersion >= N; 268 mSemiTransparentStatusBarColor = context.getResources().getColor( 269 R.color.system_bar_background_semi_transparent, null /* theme */); 270 271 updateAvailableWidth(); 272 273 setWindow(window); 274 275 updateLogTag(params); 276 277 mResizeShadowSize = context.getResources().getDimensionPixelSize( 278 R.dimen.resize_shadow_size); 279 initResizingPaints(); 280 } 281 282 void setBackgroundFallback(int resId) { 283 mBackgroundFallback.setDrawable(resId != 0 ? getContext().getDrawable(resId) : null); 284 setWillNotDraw(getBackground() == null && !mBackgroundFallback.hasFallback()); 285 } 286 287 @Override 288 public boolean gatherTransparentRegion(Region region) { 289 boolean statusOpaque = gatherTransparentRegion(mStatusColorViewState, region); 290 boolean navOpaque = gatherTransparentRegion(mNavigationColorViewState, region); 291 boolean decorOpaque = super.gatherTransparentRegion(region); 292 293 // combine bools after computation, so each method above always executes 294 return statusOpaque || navOpaque || decorOpaque; 295 } 296 297 boolean gatherTransparentRegion(ColorViewState colorViewState, Region region) { 298 if (colorViewState.view != null && colorViewState.visible && isResizing()) { 299 // If a visible ColorViewState is in a resizing host DecorView, forcibly register its 300 // opaque area, since it's drawn by a different root RenderNode. It would otherwise be 301 // rejected by ViewGroup#gatherTransparentRegion() for the view not being VISIBLE. 302 return colorViewState.view.gatherTransparentRegion(region); 303 } 304 return false; // no opaque area added 305 } 306 307 @Override 308 public void onDraw(Canvas c) { 309 super.onDraw(c); 310 311 mBackgroundFallback.draw(this, mContentRoot, c, mWindow.mContentParent, 312 mStatusColorViewState.view, mNavigationColorViewState.view); 313 } 314 315 @Override 316 public boolean dispatchKeyEvent(KeyEvent event) { 317 final int keyCode = event.getKeyCode(); 318 final int action = event.getAction(); 319 final boolean isDown = action == KeyEvent.ACTION_DOWN; 320 321 if (isDown && (event.getRepeatCount() == 0)) { 322 // First handle chording of panel key: if a panel key is held 323 // but not released, try to execute a shortcut in it. 324 if ((mWindow.mPanelChordingKey > 0) && (mWindow.mPanelChordingKey != keyCode)) { 325 boolean handled = dispatchKeyShortcutEvent(event); 326 if (handled) { 327 return true; 328 } 329 } 330 331 // If a panel is open, perform a shortcut on it without the 332 // chorded panel key 333 if ((mWindow.mPreparedPanel != null) && mWindow.mPreparedPanel.isOpen) { 334 if (mWindow.performPanelShortcut(mWindow.mPreparedPanel, keyCode, event, 0)) { 335 return true; 336 } 337 } 338 } 339 340 if (!mWindow.isDestroyed()) { 341 final Window.Callback cb = mWindow.getCallback(); 342 final boolean handled = cb != null && mFeatureId < 0 ? cb.dispatchKeyEvent(event) 343 : super.dispatchKeyEvent(event); 344 if (handled) { 345 return true; 346 } 347 } 348 349 return isDown ? mWindow.onKeyDown(mFeatureId, event.getKeyCode(), event) 350 : mWindow.onKeyUp(mFeatureId, event.getKeyCode(), event); 351 } 352 353 @Override 354 public boolean dispatchKeyShortcutEvent(KeyEvent ev) { 355 // If the panel is already prepared, then perform the shortcut using it. 356 boolean handled; 357 if (mWindow.mPreparedPanel != null) { 358 handled = mWindow.performPanelShortcut(mWindow.mPreparedPanel, ev.getKeyCode(), ev, 359 Menu.FLAG_PERFORM_NO_CLOSE); 360 if (handled) { 361 if (mWindow.mPreparedPanel != null) { 362 mWindow.mPreparedPanel.isHandled = true; 363 } 364 return true; 365 } 366 } 367 368 // Shortcut not handled by the panel. Dispatch to the view hierarchy. 369 final Window.Callback cb = mWindow.getCallback(); 370 handled = cb != null && !mWindow.isDestroyed() && mFeatureId < 0 371 ? cb.dispatchKeyShortcutEvent(ev) : super.dispatchKeyShortcutEvent(ev); 372 if (handled) { 373 return true; 374 } 375 376 // If the panel is not prepared, then we may be trying to handle a shortcut key 377 // combination such as Control+C. Temporarily prepare the panel then mark it 378 // unprepared again when finished to ensure that the panel will again be prepared 379 // the next time it is shown for real. 380 PhoneWindow.PanelFeatureState st = 381 mWindow.getPanelState(Window.FEATURE_OPTIONS_PANEL, false); 382 if (st != null && mWindow.mPreparedPanel == null) { 383 mWindow.preparePanel(st, ev); 384 handled = mWindow.performPanelShortcut(st, ev.getKeyCode(), ev, 385 Menu.FLAG_PERFORM_NO_CLOSE); 386 st.isPrepared = false; 387 if (handled) { 388 return true; 389 } 390 } 391 return false; 392 } 393 394 @Override 395 public boolean dispatchTouchEvent(MotionEvent ev) { 396 final Window.Callback cb = mWindow.getCallback(); 397 return cb != null && !mWindow.isDestroyed() && mFeatureId < 0 398 ? cb.dispatchTouchEvent(ev) : super.dispatchTouchEvent(ev); 399 } 400 401 @Override 402 public boolean dispatchTrackballEvent(MotionEvent ev) { 403 final Window.Callback cb = mWindow.getCallback(); 404 return cb != null && !mWindow.isDestroyed() && mFeatureId < 0 405 ? cb.dispatchTrackballEvent(ev) : super.dispatchTrackballEvent(ev); 406 } 407 408 @Override 409 public boolean dispatchGenericMotionEvent(MotionEvent ev) { 410 final Window.Callback cb = mWindow.getCallback(); 411 return cb != null && !mWindow.isDestroyed() && mFeatureId < 0 412 ? cb.dispatchGenericMotionEvent(ev) : super.dispatchGenericMotionEvent(ev); 413 } 414 415 public boolean superDispatchKeyEvent(KeyEvent event) { 416 // Give priority to closing action modes if applicable. 417 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) { 418 final int action = event.getAction(); 419 // Back cancels action modes first. 420 if (mPrimaryActionMode != null) { 421 if (action == KeyEvent.ACTION_UP) { 422 mPrimaryActionMode.finish(); 423 } 424 return true; 425 } 426 } 427 428 if (super.dispatchKeyEvent(event)) { 429 return true; 430 } 431 432 return (getViewRootImpl() != null) && getViewRootImpl().dispatchUnhandledKeyEvent(event); 433 } 434 435 public boolean superDispatchKeyShortcutEvent(KeyEvent event) { 436 return super.dispatchKeyShortcutEvent(event); 437 } 438 439 public boolean superDispatchTouchEvent(MotionEvent event) { 440 return super.dispatchTouchEvent(event); 441 } 442 443 public boolean superDispatchTrackballEvent(MotionEvent event) { 444 return super.dispatchTrackballEvent(event); 445 } 446 447 public boolean superDispatchGenericMotionEvent(MotionEvent event) { 448 return super.dispatchGenericMotionEvent(event); 449 } 450 451 @Override 452 public boolean onTouchEvent(MotionEvent event) { 453 return onInterceptTouchEvent(event); 454 } 455 456 private boolean isOutOfInnerBounds(int x, int y) { 457 return x < 0 || y < 0 || x > getWidth() || y > getHeight(); 458 } 459 460 private boolean isOutOfBounds(int x, int y) { 461 return x < -5 || y < -5 || x > (getWidth() + 5) 462 || y > (getHeight() + 5); 463 } 464 465 @Override 466 public boolean onInterceptTouchEvent(MotionEvent event) { 467 int action = event.getAction(); 468 if (mHasCaption && isShowingCaption()) { 469 // Don't dispatch ACTION_DOWN to the captionr if the window is resizable and the event 470 // was (starting) outside the window. Window resizing events should be handled by 471 // WindowManager. 472 // TODO: Investigate how to handle the outside touch in window manager 473 // without generating these events. 474 // Currently we receive these because we need to enlarge the window's 475 // touch region so that the monitor channel receives the events 476 // in the outside touch area. 477 if (action == MotionEvent.ACTION_DOWN) { 478 final int x = (int) event.getX(); 479 final int y = (int) event.getY(); 480 if (isOutOfInnerBounds(x, y)) { 481 return true; 482 } 483 } 484 } 485 486 if (mFeatureId >= 0) { 487 if (action == MotionEvent.ACTION_DOWN) { 488 int x = (int)event.getX(); 489 int y = (int)event.getY(); 490 if (isOutOfBounds(x, y)) { 491 mWindow.closePanel(mFeatureId); 492 return true; 493 } 494 } 495 } 496 497 if (!SWEEP_OPEN_MENU) { 498 return false; 499 } 500 501 if (mFeatureId >= 0) { 502 if (action == MotionEvent.ACTION_DOWN) { 503 Log.i(mLogTag, "Watchiing!"); 504 mWatchingForMenu = true; 505 mDownY = (int) event.getY(); 506 return false; 507 } 508 509 if (!mWatchingForMenu) { 510 return false; 511 } 512 513 int y = (int)event.getY(); 514 if (action == MotionEvent.ACTION_MOVE) { 515 if (y > (mDownY+30)) { 516 Log.i(mLogTag, "Closing!"); 517 mWindow.closePanel(mFeatureId); 518 mWatchingForMenu = false; 519 return true; 520 } 521 } else if (action == MotionEvent.ACTION_UP) { 522 mWatchingForMenu = false; 523 } 524 525 return false; 526 } 527 528 //Log.i(mLogTag, "Intercept: action=" + action + " y=" + event.getY() 529 // + " (in " + getHeight() + ")"); 530 531 if (action == MotionEvent.ACTION_DOWN) { 532 int y = (int)event.getY(); 533 if (y >= (getHeight()-5) && !mWindow.hasChildren()) { 534 Log.i(mLogTag, "Watching!"); 535 mWatchingForMenu = true; 536 } 537 return false; 538 } 539 540 if (!mWatchingForMenu) { 541 return false; 542 } 543 544 int y = (int)event.getY(); 545 if (action == MotionEvent.ACTION_MOVE) { 546 if (y < (getHeight()-30)) { 547 Log.i(mLogTag, "Opening!"); 548 mWindow.openPanel(Window.FEATURE_OPTIONS_PANEL, new KeyEvent( 549 KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MENU)); 550 mWatchingForMenu = false; 551 return true; 552 } 553 } else if (action == MotionEvent.ACTION_UP) { 554 mWatchingForMenu = false; 555 } 556 557 return false; 558 } 559 560 @Override 561 public void sendAccessibilityEvent(int eventType) { 562 if (!AccessibilityManager.getInstance(mContext).isEnabled()) { 563 return; 564 } 565 566 // if we are showing a feature that should be announced and one child 567 // make this child the event source since this is the feature itself 568 // otherwise the callback will take over and announce its client 569 if ((mFeatureId == Window.FEATURE_OPTIONS_PANEL || 570 mFeatureId == Window.FEATURE_CONTEXT_MENU || 571 mFeatureId == Window.FEATURE_PROGRESS || 572 mFeatureId == Window.FEATURE_INDETERMINATE_PROGRESS) 573 && getChildCount() == 1) { 574 getChildAt(0).sendAccessibilityEvent(eventType); 575 } else { 576 super.sendAccessibilityEvent(eventType); 577 } 578 } 579 580 @Override 581 public boolean dispatchPopulateAccessibilityEventInternal(AccessibilityEvent event) { 582 final Window.Callback cb = mWindow.getCallback(); 583 if (cb != null && !mWindow.isDestroyed()) { 584 if (cb.dispatchPopulateAccessibilityEvent(event)) { 585 return true; 586 } 587 } 588 return super.dispatchPopulateAccessibilityEventInternal(event); 589 } 590 591 @Override 592 protected boolean setFrame(int l, int t, int r, int b) { 593 boolean changed = super.setFrame(l, t, r, b); 594 if (changed) { 595 final Rect drawingBounds = mDrawingBounds; 596 getDrawingRect(drawingBounds); 597 598 Drawable fg = getForeground(); 599 if (fg != null) { 600 final Rect frameOffsets = mFrameOffsets; 601 drawingBounds.left += frameOffsets.left; 602 drawingBounds.top += frameOffsets.top; 603 drawingBounds.right -= frameOffsets.right; 604 drawingBounds.bottom -= frameOffsets.bottom; 605 fg.setBounds(drawingBounds); 606 final Rect framePadding = mFramePadding; 607 drawingBounds.left += framePadding.left - frameOffsets.left; 608 drawingBounds.top += framePadding.top - frameOffsets.top; 609 drawingBounds.right -= framePadding.right - frameOffsets.right; 610 drawingBounds.bottom -= framePadding.bottom - frameOffsets.bottom; 611 } 612 613 Drawable bg = getBackground(); 614 if (bg != null) { 615 bg.setBounds(drawingBounds); 616 } 617 618 if (SWEEP_OPEN_MENU) { 619 if (mMenuBackground == null && mFeatureId < 0 620 && mWindow.getAttributes().height 621 == WindowManager.LayoutParams.MATCH_PARENT) { 622 mMenuBackground = getContext().getDrawable( 623 R.drawable.menu_background); 624 } 625 if (mMenuBackground != null) { 626 mMenuBackground.setBounds(drawingBounds.left, 627 drawingBounds.bottom-6, drawingBounds.right, 628 drawingBounds.bottom+20); 629 } 630 } 631 } 632 return changed; 633 } 634 635 @Override 636 protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 637 final DisplayMetrics metrics = getContext().getResources().getDisplayMetrics(); 638 final boolean isPortrait = 639 getResources().getConfiguration().orientation == ORIENTATION_PORTRAIT; 640 641 final int widthMode = getMode(widthMeasureSpec); 642 final int heightMode = getMode(heightMeasureSpec); 643 644 boolean fixedWidth = false; 645 mApplyFloatingHorizontalInsets = false; 646 if (widthMode == AT_MOST) { 647 final TypedValue tvw = isPortrait ? mWindow.mFixedWidthMinor : mWindow.mFixedWidthMajor; 648 if (tvw != null && tvw.type != TypedValue.TYPE_NULL) { 649 final int w; 650 if (tvw.type == TypedValue.TYPE_DIMENSION) { 651 w = (int) tvw.getDimension(metrics); 652 } else if (tvw.type == TypedValue.TYPE_FRACTION) { 653 w = (int) tvw.getFraction(metrics.widthPixels, metrics.widthPixels); 654 } else { 655 w = 0; 656 } 657 if (DEBUG_MEASURE) Log.d(mLogTag, "Fixed width: " + w); 658 final int widthSize = MeasureSpec.getSize(widthMeasureSpec); 659 if (w > 0) { 660 widthMeasureSpec = MeasureSpec.makeMeasureSpec( 661 Math.min(w, widthSize), EXACTLY); 662 fixedWidth = true; 663 } else { 664 widthMeasureSpec = MeasureSpec.makeMeasureSpec( 665 widthSize - mFloatingInsets.left - mFloatingInsets.right, 666 AT_MOST); 667 mApplyFloatingHorizontalInsets = true; 668 } 669 } 670 } 671 672 mApplyFloatingVerticalInsets = false; 673 if (heightMode == AT_MOST) { 674 final TypedValue tvh = isPortrait ? mWindow.mFixedHeightMajor 675 : mWindow.mFixedHeightMinor; 676 if (tvh != null && tvh.type != TypedValue.TYPE_NULL) { 677 final int h; 678 if (tvh.type == TypedValue.TYPE_DIMENSION) { 679 h = (int) tvh.getDimension(metrics); 680 } else if (tvh.type == TypedValue.TYPE_FRACTION) { 681 h = (int) tvh.getFraction(metrics.heightPixels, metrics.heightPixels); 682 } else { 683 h = 0; 684 } 685 if (DEBUG_MEASURE) Log.d(mLogTag, "Fixed height: " + h); 686 final int heightSize = MeasureSpec.getSize(heightMeasureSpec); 687 if (h > 0) { 688 heightMeasureSpec = MeasureSpec.makeMeasureSpec( 689 Math.min(h, heightSize), EXACTLY); 690 } else if ((mWindow.getAttributes().flags & FLAG_LAYOUT_IN_SCREEN) == 0) { 691 heightMeasureSpec = MeasureSpec.makeMeasureSpec( 692 heightSize - mFloatingInsets.top - mFloatingInsets.bottom, AT_MOST); 693 mApplyFloatingVerticalInsets = true; 694 } 695 } 696 } 697 698 getOutsets(mOutsets); 699 if (mOutsets.top > 0 || mOutsets.bottom > 0) { 700 int mode = MeasureSpec.getMode(heightMeasureSpec); 701 if (mode != MeasureSpec.UNSPECIFIED) { 702 int height = MeasureSpec.getSize(heightMeasureSpec); 703 heightMeasureSpec = MeasureSpec.makeMeasureSpec( 704 height + mOutsets.top + mOutsets.bottom, mode); 705 } 706 } 707 if (mOutsets.left > 0 || mOutsets.right > 0) { 708 int mode = MeasureSpec.getMode(widthMeasureSpec); 709 if (mode != MeasureSpec.UNSPECIFIED) { 710 int width = MeasureSpec.getSize(widthMeasureSpec); 711 widthMeasureSpec = MeasureSpec.makeMeasureSpec( 712 width + mOutsets.left + mOutsets.right, mode); 713 } 714 } 715 716 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 717 718 int width = getMeasuredWidth(); 719 boolean measure = false; 720 721 widthMeasureSpec = MeasureSpec.makeMeasureSpec(width, EXACTLY); 722 723 if (!fixedWidth && widthMode == AT_MOST) { 724 final TypedValue tv = isPortrait ? mWindow.mMinWidthMinor : mWindow.mMinWidthMajor; 725 if (tv.type != TypedValue.TYPE_NULL) { 726 final int min; 727 if (tv.type == TypedValue.TYPE_DIMENSION) { 728 min = (int)tv.getDimension(metrics); 729 } else if (tv.type == TypedValue.TYPE_FRACTION) { 730 min = (int)tv.getFraction(mAvailableWidth, mAvailableWidth); 731 } else { 732 min = 0; 733 } 734 if (DEBUG_MEASURE) Log.d(mLogTag, "Adjust for min width: " + min + ", value::" 735 + tv.coerceToString() + ", mAvailableWidth=" + mAvailableWidth); 736 737 if (width < min) { 738 widthMeasureSpec = MeasureSpec.makeMeasureSpec(min, EXACTLY); 739 measure = true; 740 } 741 } 742 } 743 744 // TODO: Support height? 745 746 if (measure) { 747 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 748 } 749 } 750 751 @Override 752 protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 753 super.onLayout(changed, left, top, right, bottom); 754 getOutsets(mOutsets); 755 if (mOutsets.left > 0) { 756 offsetLeftAndRight(-mOutsets.left); 757 } 758 if (mOutsets.top > 0) { 759 offsetTopAndBottom(-mOutsets.top); 760 } 761 if (mApplyFloatingVerticalInsets) { 762 offsetTopAndBottom(mFloatingInsets.top); 763 } 764 if (mApplyFloatingHorizontalInsets) { 765 offsetLeftAndRight(mFloatingInsets.left); 766 } 767 768 // If the application changed its SystemUI metrics, we might also have to adapt 769 // our shadow elevation. 770 updateElevation(); 771 mAllowUpdateElevation = true; 772 773 if (changed && mResizeMode == RESIZE_MODE_DOCKED_DIVIDER) { 774 getViewRootImpl().requestInvalidateRootRenderNode(); 775 } 776 } 777 778 @Override 779 public void draw(Canvas canvas) { 780 super.draw(canvas); 781 782 if (mMenuBackground != null) { 783 mMenuBackground.draw(canvas); 784 } 785 } 786 787 @Override 788 public boolean showContextMenuForChild(View originalView) { 789 return showContextMenuForChildInternal(originalView, Float.NaN, Float.NaN); 790 } 791 792 @Override 793 public boolean showContextMenuForChild(View originalView, float x, float y) { 794 return showContextMenuForChildInternal(originalView, x, y); 795 } 796 797 private boolean showContextMenuForChildInternal(View originalView, 798 float x, float y) { 799 // Only allow one context menu at a time. 800 if (mWindow.mContextMenuHelper != null) { 801 mWindow.mContextMenuHelper.dismiss(); 802 mWindow.mContextMenuHelper = null; 803 } 804 805 // Reuse the context menu builder. 806 final PhoneWindowMenuCallback callback = mWindow.mContextMenuCallback; 807 if (mWindow.mContextMenu == null) { 808 mWindow.mContextMenu = new ContextMenuBuilder(getContext()); 809 mWindow.mContextMenu.setCallback(callback); 810 } else { 811 mWindow.mContextMenu.clearAll(); 812 } 813 814 final MenuHelper helper; 815 final boolean isPopup = !Float.isNaN(x) && !Float.isNaN(y); 816 if (isPopup) { 817 helper = mWindow.mContextMenu.showPopup(getContext(), originalView, x, y); 818 } else { 819 helper = mWindow.mContextMenu.showDialog(originalView, originalView.getWindowToken()); 820 } 821 822 if (helper != null) { 823 // If it's a dialog, the callback needs to handle showing 824 // sub-menus. Either way, the callback is required for propagating 825 // selection to Context.onContextMenuItemSelected(). 826 callback.setShowDialogForSubmenu(!isPopup); 827 helper.setPresenterCallback(callback); 828 } 829 830 mWindow.mContextMenuHelper = helper; 831 return helper != null; 832 } 833 834 @Override 835 public ActionMode startActionModeForChild(View originalView, 836 ActionMode.Callback callback) { 837 return startActionModeForChild(originalView, callback, ActionMode.TYPE_PRIMARY); 838 } 839 840 @Override 841 public ActionMode startActionModeForChild( 842 View child, ActionMode.Callback callback, int type) { 843 return startActionMode(child, callback, type); 844 } 845 846 @Override 847 public ActionMode startActionMode(ActionMode.Callback callback) { 848 return startActionMode(callback, ActionMode.TYPE_PRIMARY); 849 } 850 851 @Override 852 public ActionMode startActionMode(ActionMode.Callback callback, int type) { 853 return startActionMode(this, callback, type); 854 } 855 856 private ActionMode startActionMode( 857 View originatingView, ActionMode.Callback callback, int type) { 858 ActionMode.Callback2 wrappedCallback = new ActionModeCallback2Wrapper(callback); 859 ActionMode mode = null; 860 if (mWindow.getCallback() != null && !mWindow.isDestroyed()) { 861 try { 862 mode = mWindow.getCallback().onWindowStartingActionMode(wrappedCallback, type); 863 } catch (AbstractMethodError ame) { 864 // Older apps might not implement the typed version of this method. 865 if (type == ActionMode.TYPE_PRIMARY) { 866 try { 867 mode = mWindow.getCallback().onWindowStartingActionMode( 868 wrappedCallback); 869 } catch (AbstractMethodError ame2) { 870 // Older apps might not implement this callback method at all. 871 } 872 } 873 } 874 } 875 if (mode != null) { 876 if (mode.getType() == ActionMode.TYPE_PRIMARY) { 877 cleanupPrimaryActionMode(); 878 mPrimaryActionMode = mode; 879 } else if (mode.getType() == ActionMode.TYPE_FLOATING) { 880 if (mFloatingActionMode != null) { 881 mFloatingActionMode.finish(); 882 } 883 mFloatingActionMode = mode; 884 } 885 } else { 886 mode = createActionMode(type, wrappedCallback, originatingView); 887 if (mode != null && wrappedCallback.onCreateActionMode(mode, mode.getMenu())) { 888 setHandledActionMode(mode); 889 } else { 890 mode = null; 891 } 892 } 893 if (mode != null && mWindow.getCallback() != null && !mWindow.isDestroyed()) { 894 try { 895 mWindow.getCallback().onActionModeStarted(mode); 896 } catch (AbstractMethodError ame) { 897 // Older apps might not implement this callback method. 898 } 899 } 900 return mode; 901 } 902 903 private void cleanupPrimaryActionMode() { 904 if (mPrimaryActionMode != null) { 905 mPrimaryActionMode.finish(); 906 mPrimaryActionMode = null; 907 } 908 if (mPrimaryActionModeView != null) { 909 mPrimaryActionModeView.killMode(); 910 } 911 } 912 913 private void cleanupFloatingActionModeViews() { 914 if (mFloatingToolbar != null) { 915 mFloatingToolbar.dismiss(); 916 mFloatingToolbar = null; 917 } 918 if (mFloatingActionModeOriginatingView != null) { 919 if (mFloatingToolbarPreDrawListener != null) { 920 mFloatingActionModeOriginatingView.getViewTreeObserver() 921 .removeOnPreDrawListener(mFloatingToolbarPreDrawListener); 922 mFloatingToolbarPreDrawListener = null; 923 } 924 mFloatingActionModeOriginatingView = null; 925 } 926 } 927 928 void startChanging() { 929 mChanging = true; 930 } 931 932 void finishChanging() { 933 mChanging = false; 934 drawableChanged(); 935 } 936 937 public void setWindowBackground(Drawable drawable) { 938 if (getBackground() != drawable) { 939 setBackgroundDrawable(drawable); 940 if (drawable != null) { 941 mResizingBackgroundDrawable = enforceNonTranslucentBackground(drawable, 942 mWindow.isTranslucent() || mWindow.isShowingWallpaper()); 943 } else { 944 mResizingBackgroundDrawable = getResizingBackgroundDrawable( 945 getContext(), 0, mWindow.mBackgroundFallbackResource, 946 mWindow.isTranslucent() || mWindow.isShowingWallpaper()); 947 } 948 if (mResizingBackgroundDrawable != null) { 949 mResizingBackgroundDrawable.getPadding(mBackgroundPadding); 950 } else { 951 mBackgroundPadding.setEmpty(); 952 } 953 drawableChanged(); 954 } 955 } 956 957 public void setWindowFrame(Drawable drawable) { 958 if (getForeground() != drawable) { 959 setForeground(drawable); 960 if (drawable != null) { 961 drawable.getPadding(mFramePadding); 962 } else { 963 mFramePadding.setEmpty(); 964 } 965 drawableChanged(); 966 } 967 } 968 969 @Override 970 public void onWindowSystemUiVisibilityChanged(int visible) { 971 updateColorViews(null /* insets */, true /* animate */); 972 } 973 974 @Override 975 public WindowInsets onApplyWindowInsets(WindowInsets insets) { 976 final WindowManager.LayoutParams attrs = mWindow.getAttributes(); 977 mFloatingInsets.setEmpty(); 978 if ((attrs.flags & FLAG_LAYOUT_IN_SCREEN) == 0) { 979 // For dialog windows we want to make sure they don't go over the status bar or nav bar. 980 // We consume the system insets and we will reuse them later during the measure phase. 981 // We allow the app to ignore this and handle insets itself by using 982 // FLAG_LAYOUT_IN_SCREEN. 983 if (attrs.height == WindowManager.LayoutParams.WRAP_CONTENT) { 984 mFloatingInsets.top = insets.getSystemWindowInsetTop(); 985 mFloatingInsets.bottom = insets.getSystemWindowInsetBottom(); 986 insets = insets.replaceSystemWindowInsets(insets.getSystemWindowInsetLeft(), 0, 987 insets.getSystemWindowInsetRight(), 0); 988 } 989 if (mWindow.getAttributes().width == WindowManager.LayoutParams.WRAP_CONTENT) { 990 mFloatingInsets.left = insets.getSystemWindowInsetTop(); 991 mFloatingInsets.right = insets.getSystemWindowInsetBottom(); 992 insets = insets.replaceSystemWindowInsets(0, insets.getSystemWindowInsetTop(), 993 0, insets.getSystemWindowInsetBottom()); 994 } 995 } 996 mFrameOffsets.set(insets.getSystemWindowInsets()); 997 insets = updateColorViews(insets, true /* animate */); 998 insets = updateStatusGuard(insets); 999 if (getForeground() != null) { 1000 drawableChanged(); 1001 } 1002 return insets; 1003 } 1004 1005 @Override 1006 public boolean isTransitionGroup() { 1007 return false; 1008 } 1009 1010 public static int getColorViewTopInset(int stableTop, int systemTop) { 1011 return Math.min(stableTop, systemTop); 1012 } 1013 1014 public static int getColorViewBottomInset(int stableBottom, int systemBottom) { 1015 return Math.min(stableBottom, systemBottom); 1016 } 1017 1018 public static int getColorViewRightInset(int stableRight, int systemRight) { 1019 return Math.min(stableRight, systemRight); 1020 } 1021 1022 public static int getColorViewLeftInset(int stableLeft, int systemLeft) { 1023 return Math.min(stableLeft, systemLeft); 1024 } 1025 1026 public static boolean isNavBarToRightEdge(int bottomInset, int rightInset) { 1027 return bottomInset == 0 && rightInset > 0; 1028 } 1029 1030 public static boolean isNavBarToLeftEdge(int bottomInset, int leftInset) { 1031 return bottomInset == 0 && leftInset > 0; 1032 } 1033 1034 public static int getNavBarSize(int bottomInset, int rightInset, int leftInset) { 1035 return isNavBarToRightEdge(bottomInset, rightInset) ? rightInset 1036 : isNavBarToLeftEdge(bottomInset, leftInset) ? leftInset : bottomInset; 1037 } 1038 1039 public static void getNavigationBarRect(int canvasWidth, int canvasHeight, Rect stableInsets, 1040 Rect contentInsets, Rect outRect) { 1041 final int bottomInset = getColorViewBottomInset(stableInsets.bottom, contentInsets.bottom); 1042 final int leftInset = getColorViewLeftInset(stableInsets.left, contentInsets.left); 1043 final int rightInset = getColorViewLeftInset(stableInsets.right, contentInsets.right); 1044 final int size = getNavBarSize(bottomInset, rightInset, leftInset); 1045 if (isNavBarToRightEdge(bottomInset, rightInset)) { 1046 outRect.set(canvasWidth - size, 0, canvasWidth, canvasHeight); 1047 } else if (isNavBarToLeftEdge(bottomInset, leftInset)) { 1048 outRect.set(0, 0, size, canvasHeight); 1049 } else { 1050 outRect.set(0, canvasHeight - size, canvasWidth, canvasHeight); 1051 } 1052 } 1053 1054 WindowInsets updateColorViews(WindowInsets insets, boolean animate) { 1055 WindowManager.LayoutParams attrs = mWindow.getAttributes(); 1056 int sysUiVisibility = attrs.systemUiVisibility | getWindowSystemUiVisibility(); 1057 1058 // IME is an exceptional floating window that requires color view. 1059 final boolean isImeWindow = 1060 mWindow.getAttributes().type == WindowManager.LayoutParams.TYPE_INPUT_METHOD; 1061 if (!mWindow.mIsFloating || isImeWindow) { 1062 boolean disallowAnimate = !isLaidOut(); 1063 disallowAnimate |= ((mLastWindowFlags ^ attrs.flags) 1064 & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0; 1065 mLastWindowFlags = attrs.flags; 1066 1067 if (insets != null) { 1068 mLastTopInset = getColorViewTopInset(insets.getStableInsetTop(), 1069 insets.getSystemWindowInsetTop()); 1070 mLastBottomInset = getColorViewBottomInset(insets.getStableInsetBottom(), 1071 insets.getSystemWindowInsetBottom()); 1072 mLastRightInset = getColorViewRightInset(insets.getStableInsetRight(), 1073 insets.getSystemWindowInsetRight()); 1074 mLastLeftInset = getColorViewRightInset(insets.getStableInsetLeft(), 1075 insets.getSystemWindowInsetLeft()); 1076 1077 // Don't animate if the presence of stable insets has changed, because that 1078 // indicates that the window was either just added and received them for the 1079 // first time, or the window size or position has changed. 1080 boolean hasTopStableInset = insets.getStableInsetTop() != 0; 1081 disallowAnimate |= (hasTopStableInset != mLastHasTopStableInset); 1082 mLastHasTopStableInset = hasTopStableInset; 1083 1084 boolean hasBottomStableInset = insets.getStableInsetBottom() != 0; 1085 disallowAnimate |= (hasBottomStableInset != mLastHasBottomStableInset); 1086 mLastHasBottomStableInset = hasBottomStableInset; 1087 1088 boolean hasRightStableInset = insets.getStableInsetRight() != 0; 1089 disallowAnimate |= (hasRightStableInset != mLastHasRightStableInset); 1090 mLastHasRightStableInset = hasRightStableInset; 1091 1092 boolean hasLeftStableInset = insets.getStableInsetLeft() != 0; 1093 disallowAnimate |= (hasLeftStableInset != mLastHasLeftStableInset); 1094 mLastHasLeftStableInset = hasLeftStableInset; 1095 1096 mLastShouldAlwaysConsumeNavBar = insets.shouldAlwaysConsumeNavBar(); 1097 } 1098 1099 boolean navBarToRightEdge = isNavBarToRightEdge(mLastBottomInset, mLastRightInset); 1100 boolean navBarToLeftEdge = isNavBarToLeftEdge(mLastBottomInset, mLastLeftInset); 1101 int navBarSize = getNavBarSize(mLastBottomInset, mLastRightInset, mLastLeftInset); 1102 updateColorViewInt(mNavigationColorViewState, sysUiVisibility, 1103 mWindow.mNavigationBarColor, mWindow.mNavigationBarDividerColor, navBarSize, 1104 navBarToRightEdge || navBarToLeftEdge, navBarToLeftEdge, 1105 0 /* sideInset */, animate && !disallowAnimate, false /* force */); 1106 1107 boolean statusBarNeedsRightInset = navBarToRightEdge 1108 && mNavigationColorViewState.present; 1109 boolean statusBarNeedsLeftInset = navBarToLeftEdge 1110 && mNavigationColorViewState.present; 1111 int statusBarSideInset = statusBarNeedsRightInset ? mLastRightInset 1112 : statusBarNeedsLeftInset ? mLastLeftInset : 0; 1113 updateColorViewInt(mStatusColorViewState, sysUiVisibility, 1114 calculateStatusBarColor(), 0, mLastTopInset, 1115 false /* matchVertical */, statusBarNeedsLeftInset, statusBarSideInset, 1116 animate && !disallowAnimate, 1117 mForceWindowDrawsStatusBarBackground); 1118 } 1119 1120 // When we expand the window with FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS, we still need 1121 // to ensure that the rest of the view hierarchy doesn't notice it, unless they've 1122 // explicitly asked for it. 1123 boolean consumingNavBar = 1124 (attrs.flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 1125 && (sysUiVisibility & SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) == 0 1126 && (sysUiVisibility & SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0 1127 || mLastShouldAlwaysConsumeNavBar; 1128 1129 // If we didn't request fullscreen layout, but we still got it because of the 1130 // mForceWindowDrawsStatusBarBackground flag, also consume top inset. 1131 boolean consumingStatusBar = (sysUiVisibility & SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN) == 0 1132 && (sysUiVisibility & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) == 0 1133 && (attrs.flags & FLAG_LAYOUT_IN_SCREEN) == 0 1134 && (attrs.flags & FLAG_LAYOUT_INSET_DECOR) == 0 1135 && mForceWindowDrawsStatusBarBackground 1136 && mLastTopInset != 0; 1137 1138 int consumedTop = consumingStatusBar ? mLastTopInset : 0; 1139 int consumedRight = consumingNavBar ? mLastRightInset : 0; 1140 int consumedBottom = consumingNavBar ? mLastBottomInset : 0; 1141 int consumedLeft = consumingNavBar ? mLastLeftInset : 0; 1142 1143 if (mContentRoot != null 1144 && mContentRoot.getLayoutParams() instanceof MarginLayoutParams) { 1145 MarginLayoutParams lp = (MarginLayoutParams) mContentRoot.getLayoutParams(); 1146 if (lp.topMargin != consumedTop || lp.rightMargin != consumedRight 1147 || lp.bottomMargin != consumedBottom || lp.leftMargin != consumedLeft) { 1148 lp.topMargin = consumedTop; 1149 lp.rightMargin = consumedRight; 1150 lp.bottomMargin = consumedBottom; 1151 lp.leftMargin = consumedLeft; 1152 mContentRoot.setLayoutParams(lp); 1153 1154 if (insets == null) { 1155 // The insets have changed, but we're not currently in the process 1156 // of dispatching them. 1157 requestApplyInsets(); 1158 } 1159 } 1160 if (insets != null) { 1161 insets = insets.replaceSystemWindowInsets( 1162 insets.getSystemWindowInsetLeft() - consumedLeft, 1163 insets.getSystemWindowInsetTop() - consumedTop, 1164 insets.getSystemWindowInsetRight() - consumedRight, 1165 insets.getSystemWindowInsetBottom() - consumedBottom); 1166 } 1167 } 1168 1169 if (insets != null) { 1170 insets = insets.consumeStableInsets(); 1171 } 1172 return insets; 1173 } 1174 1175 private int calculateStatusBarColor() { 1176 return calculateStatusBarColor(mWindow.getAttributes().flags, 1177 mSemiTransparentStatusBarColor, mWindow.mStatusBarColor); 1178 } 1179 1180 public static int calculateStatusBarColor(int flags, int semiTransparentStatusBarColor, 1181 int statusBarColor) { 1182 return (flags & FLAG_TRANSLUCENT_STATUS) != 0 ? semiTransparentStatusBarColor 1183 : (flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 ? statusBarColor 1184 : Color.BLACK; 1185 } 1186 1187 private int getCurrentColor(ColorViewState state) { 1188 if (state.visible) { 1189 return state.color; 1190 } else { 1191 return 0; 1192 } 1193 } 1194 1195 /** 1196 * Update a color view 1197 * 1198 * @param state the color view to update. 1199 * @param sysUiVis the current systemUiVisibility to apply. 1200 * @param color the current color to apply. 1201 * @param dividerColor the current divider color to apply. 1202 * @param size the current size in the non-parent-matching dimension. 1203 * @param verticalBar if true the view is attached to a vertical edge, otherwise to a 1204 * horizontal edge, 1205 * @param sideMargin sideMargin for the color view. 1206 * @param animate if true, the change will be animated. 1207 */ 1208 private void updateColorViewInt(final ColorViewState state, int sysUiVis, int color, 1209 int dividerColor, int size, boolean verticalBar, boolean seascape, int sideMargin, 1210 boolean animate, boolean force) { 1211 state.present = state.attributes.isPresent(sysUiVis, mWindow.getAttributes().flags, force); 1212 boolean show = state.attributes.isVisible(state.present, color, 1213 mWindow.getAttributes().flags, force); 1214 boolean showView = show && !isResizing() && size > 0; 1215 1216 boolean visibilityChanged = false; 1217 View view = state.view; 1218 1219 int resolvedHeight = verticalBar ? LayoutParams.MATCH_PARENT : size; 1220 int resolvedWidth = verticalBar ? size : LayoutParams.MATCH_PARENT; 1221 int resolvedGravity = verticalBar 1222 ? (seascape ? state.attributes.seascapeGravity : state.attributes.horizontalGravity) 1223 : state.attributes.verticalGravity; 1224 1225 if (view == null) { 1226 if (showView) { 1227 state.view = view = new View(mContext); 1228 setColor(view, color, dividerColor, verticalBar, seascape); 1229 view.setTransitionName(state.attributes.transitionName); 1230 view.setId(state.attributes.id); 1231 visibilityChanged = true; 1232 view.setVisibility(INVISIBLE); 1233 state.targetVisibility = VISIBLE; 1234 1235 LayoutParams lp = new LayoutParams(resolvedWidth, resolvedHeight, 1236 resolvedGravity); 1237 if (seascape) { 1238 lp.leftMargin = sideMargin; 1239 } else { 1240 lp.rightMargin = sideMargin; 1241 } 1242 addView(view, lp); 1243 updateColorViewTranslations(); 1244 } 1245 } else { 1246 int vis = showView ? VISIBLE : INVISIBLE; 1247 visibilityChanged = state.targetVisibility != vis; 1248 state.targetVisibility = vis; 1249 LayoutParams lp = (LayoutParams) view.getLayoutParams(); 1250 int rightMargin = seascape ? 0 : sideMargin; 1251 int leftMargin = seascape ? sideMargin : 0; 1252 if (lp.height != resolvedHeight || lp.width != resolvedWidth 1253 || lp.gravity != resolvedGravity || lp.rightMargin != rightMargin 1254 || lp.leftMargin != leftMargin) { 1255 lp.height = resolvedHeight; 1256 lp.width = resolvedWidth; 1257 lp.gravity = resolvedGravity; 1258 lp.rightMargin = rightMargin; 1259 lp.leftMargin = leftMargin; 1260 view.setLayoutParams(lp); 1261 } 1262 if (showView) { 1263 setColor(view, color, dividerColor, verticalBar, seascape); 1264 } 1265 } 1266 if (visibilityChanged) { 1267 view.animate().cancel(); 1268 if (animate && !isResizing()) { 1269 if (showView) { 1270 if (view.getVisibility() != VISIBLE) { 1271 view.setVisibility(VISIBLE); 1272 view.setAlpha(0.0f); 1273 } 1274 view.animate().alpha(1.0f).setInterpolator(mShowInterpolator). 1275 setDuration(mBarEnterExitDuration); 1276 } else { 1277 view.animate().alpha(0.0f).setInterpolator(mHideInterpolator) 1278 .setDuration(mBarEnterExitDuration) 1279 .withEndAction(new Runnable() { 1280 @Override 1281 public void run() { 1282 state.view.setAlpha(1.0f); 1283 state.view.setVisibility(INVISIBLE); 1284 } 1285 }); 1286 } 1287 } else { 1288 view.setAlpha(1.0f); 1289 view.setVisibility(showView ? VISIBLE : INVISIBLE); 1290 } 1291 } 1292 state.visible = show; 1293 state.color = color; 1294 } 1295 1296 private static void setColor(View v, int color, int dividerColor, boolean verticalBar, 1297 boolean seascape) { 1298 if (dividerColor != 0) { 1299 final Pair<Boolean, Boolean> dir = (Pair<Boolean, Boolean>) v.getTag(); 1300 if (dir == null || dir.first != verticalBar || dir.second != seascape) { 1301 final int size = Math.round( 1302 TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 1, 1303 v.getContext().getResources().getDisplayMetrics())); 1304 // Use an inset to make the divider line on the side that faces the app. 1305 final InsetDrawable d = new InsetDrawable(new ColorDrawable(color), 1306 verticalBar && !seascape ? size : 0, 1307 !verticalBar ? size : 0, 1308 verticalBar && seascape ? size : 0, 0); 1309 v.setBackground(new LayerDrawable(new Drawable[] { 1310 new ColorDrawable(dividerColor), d })); 1311 v.setTag(new Pair<>(verticalBar, seascape)); 1312 } else { 1313 final LayerDrawable d = (LayerDrawable) v.getBackground(); 1314 final InsetDrawable inset = ((InsetDrawable) d.getDrawable(1)); 1315 ((ColorDrawable) inset.getDrawable()).setColor(color); 1316 ((ColorDrawable) d.getDrawable(0)).setColor(dividerColor); 1317 } 1318 } else { 1319 v.setTag(null); 1320 v.setBackgroundColor(color); 1321 } 1322 } 1323 1324 private void updateColorViewTranslations() { 1325 // Put the color views back in place when they get moved off the screen 1326 // due to the the ViewRootImpl panning. 1327 int rootScrollY = mRootScrollY; 1328 if (mStatusColorViewState.view != null) { 1329 mStatusColorViewState.view.setTranslationY(rootScrollY > 0 ? rootScrollY : 0); 1330 } 1331 if (mNavigationColorViewState.view != null) { 1332 mNavigationColorViewState.view.setTranslationY(rootScrollY < 0 ? rootScrollY : 0); 1333 } 1334 } 1335 1336 private WindowInsets updateStatusGuard(WindowInsets insets) { 1337 boolean showStatusGuard = false; 1338 // Show the status guard when the non-overlay contextual action bar is showing 1339 if (mPrimaryActionModeView != null) { 1340 if (mPrimaryActionModeView.getLayoutParams() instanceof MarginLayoutParams) { 1341 // Insets are magic! 1342 final MarginLayoutParams mlp = (MarginLayoutParams) 1343 mPrimaryActionModeView.getLayoutParams(); 1344 boolean mlpChanged = false; 1345 if (mPrimaryActionModeView.isShown()) { 1346 if (mTempRect == null) { 1347 mTempRect = new Rect(); 1348 } 1349 final Rect rect = mTempRect; 1350 1351 // If the parent doesn't consume the insets, manually 1352 // apply the default system window insets. 1353 mWindow.mContentParent.computeSystemWindowInsets(insets, rect); 1354 final int newMargin = rect.top == 0 ? insets.getSystemWindowInsetTop() : 0; 1355 if (mlp.topMargin != newMargin) { 1356 mlpChanged = true; 1357 mlp.topMargin = insets.getSystemWindowInsetTop(); 1358 1359 if (mStatusGuard == null) { 1360 mStatusGuard = new View(mContext); 1361 mStatusGuard.setBackgroundColor(mContext.getColor( 1362 R.color.decor_view_status_guard)); 1363 addView(mStatusGuard, indexOfChild(mStatusColorViewState.view), 1364 new LayoutParams(LayoutParams.MATCH_PARENT, 1365 mlp.topMargin, Gravity.START | Gravity.TOP)); 1366 } else { 1367 final LayoutParams lp = (LayoutParams) 1368 mStatusGuard.getLayoutParams(); 1369 if (lp.height != mlp.topMargin) { 1370 lp.height = mlp.topMargin; 1371 mStatusGuard.setLayoutParams(lp); 1372 } 1373 } 1374 } 1375 1376 // The action mode's theme may differ from the app, so 1377 // always show the status guard above it if we have one. 1378 showStatusGuard = mStatusGuard != null; 1379 1380 // We only need to consume the insets if the action 1381 // mode is overlaid on the app content (e.g. it's 1382 // sitting in a FrameLayout, see 1383 // screen_simple_overlay_action_mode.xml). 1384 final boolean nonOverlay = (mWindow.getLocalFeaturesPrivate() 1385 & (1 << Window.FEATURE_ACTION_MODE_OVERLAY)) == 0; 1386 insets = insets.consumeSystemWindowInsets( 1387 false, nonOverlay && showStatusGuard /* top */, false, false); 1388 } else { 1389 // reset top margin 1390 if (mlp.topMargin != 0) { 1391 mlpChanged = true; 1392 mlp.topMargin = 0; 1393 } 1394 } 1395 if (mlpChanged) { 1396 mPrimaryActionModeView.setLayoutParams(mlp); 1397 } 1398 } 1399 } 1400 if (mStatusGuard != null) { 1401 mStatusGuard.setVisibility(showStatusGuard ? View.VISIBLE : View.GONE); 1402 } 1403 return insets; 1404 } 1405 1406 /** 1407 * Overrides the view outline when the activity enters picture-in-picture to ensure that it has 1408 * an opaque shadow even if the window background is completely transparent. This only applies 1409 * to activities that are currently the task root. 1410 */ 1411 public void updatePictureInPictureOutlineProvider(boolean isInPictureInPictureMode) { 1412 if (mIsInPictureInPictureMode == isInPictureInPictureMode) { 1413 return; 1414 } 1415 1416 if (isInPictureInPictureMode) { 1417 final Window.WindowControllerCallback callback = 1418 mWindow.getWindowControllerCallback(); 1419 if (callback != null && callback.isTaskRoot()) { 1420 // Call super implementation directly as we don't want to save the PIP outline 1421 // provider to be restored 1422 super.setOutlineProvider(PIP_OUTLINE_PROVIDER); 1423 } 1424 } else { 1425 // Restore the previous outline provider 1426 if (getOutlineProvider() != mLastOutlineProvider) { 1427 setOutlineProvider(mLastOutlineProvider); 1428 } 1429 } 1430 mIsInPictureInPictureMode = isInPictureInPictureMode; 1431 } 1432 1433 @Override 1434 public void setOutlineProvider(ViewOutlineProvider provider) { 1435 super.setOutlineProvider(provider); 1436 1437 // Save the outline provider set to ensure that we can restore when the activity leaves PiP 1438 mLastOutlineProvider = provider; 1439 } 1440 1441 private void drawableChanged() { 1442 if (mChanging) { 1443 return; 1444 } 1445 1446 setPadding(mFramePadding.left + mBackgroundPadding.left, 1447 mFramePadding.top + mBackgroundPadding.top, 1448 mFramePadding.right + mBackgroundPadding.right, 1449 mFramePadding.bottom + mBackgroundPadding.bottom); 1450 requestLayout(); 1451 invalidate(); 1452 1453 int opacity = PixelFormat.OPAQUE; 1454 final WindowConfiguration winConfig = getResources().getConfiguration().windowConfiguration; 1455 if (winConfig.hasWindowShadow()) { 1456 // If the window has a shadow, it must be translucent. 1457 opacity = PixelFormat.TRANSLUCENT; 1458 } else{ 1459 // Note: If there is no background, we will assume opaque. The 1460 // common case seems to be that an application sets there to be 1461 // no background so it can draw everything itself. For that, 1462 // we would like to assume OPAQUE and let the app force it to 1463 // the slower TRANSLUCENT mode if that is really what it wants. 1464 Drawable bg = getBackground(); 1465 Drawable fg = getForeground(); 1466 if (bg != null) { 1467 if (fg == null) { 1468 opacity = bg.getOpacity(); 1469 } else if (mFramePadding.left <= 0 && mFramePadding.top <= 0 1470 && mFramePadding.right <= 0 && mFramePadding.bottom <= 0) { 1471 // If the frame padding is zero, then we can be opaque 1472 // if either the frame -or- the background is opaque. 1473 int fop = fg.getOpacity(); 1474 int bop = bg.getOpacity(); 1475 if (false) 1476 Log.v(mLogTag, "Background opacity: " + bop + ", Frame opacity: " + fop); 1477 if (fop == PixelFormat.OPAQUE || bop == PixelFormat.OPAQUE) { 1478 opacity = PixelFormat.OPAQUE; 1479 } else if (fop == PixelFormat.UNKNOWN) { 1480 opacity = bop; 1481 } else if (bop == PixelFormat.UNKNOWN) { 1482 opacity = fop; 1483 } else { 1484 opacity = Drawable.resolveOpacity(fop, bop); 1485 } 1486 } else { 1487 // For now we have to assume translucent if there is a 1488 // frame with padding... there is no way to tell if the 1489 // frame and background together will draw all pixels. 1490 if (false) 1491 Log.v(mLogTag, "Padding: " + mFramePadding); 1492 opacity = PixelFormat.TRANSLUCENT; 1493 } 1494 } 1495 if (false) 1496 Log.v(mLogTag, "Background: " + bg + ", Frame: " + fg); 1497 } 1498 1499 if (false) 1500 Log.v(mLogTag, "Selected default opacity: " + opacity); 1501 1502 mDefaultOpacity = opacity; 1503 if (mFeatureId < 0) { 1504 mWindow.setDefaultWindowFormat(opacity); 1505 } 1506 } 1507 1508 @Override 1509 public void onWindowFocusChanged(boolean hasWindowFocus) { 1510 super.onWindowFocusChanged(hasWindowFocus); 1511 1512 // If the user is chording a menu shortcut, release the chord since 1513 // this window lost focus 1514 if (mWindow.hasFeature(Window.FEATURE_OPTIONS_PANEL) && !hasWindowFocus 1515 && mWindow.mPanelChordingKey != 0) { 1516 mWindow.closePanel(Window.FEATURE_OPTIONS_PANEL); 1517 } 1518 1519 final Window.Callback cb = mWindow.getCallback(); 1520 if (cb != null && !mWindow.isDestroyed() && mFeatureId < 0) { 1521 cb.onWindowFocusChanged(hasWindowFocus); 1522 } 1523 1524 if (mPrimaryActionMode != null) { 1525 mPrimaryActionMode.onWindowFocusChanged(hasWindowFocus); 1526 } 1527 if (mFloatingActionMode != null) { 1528 mFloatingActionMode.onWindowFocusChanged(hasWindowFocus); 1529 } 1530 1531 updateElevation(); 1532 } 1533 1534 @Override 1535 protected void onAttachedToWindow() { 1536 super.onAttachedToWindow(); 1537 1538 final Window.Callback cb = mWindow.getCallback(); 1539 if (cb != null && !mWindow.isDestroyed() && mFeatureId < 0) { 1540 cb.onAttachedToWindow(); 1541 } 1542 1543 if (mFeatureId == -1) { 1544 /* 1545 * The main window has been attached, try to restore any panels 1546 * that may have been open before. This is called in cases where 1547 * an activity is being killed for configuration change and the 1548 * menu was open. When the activity is recreated, the menu 1549 * should be shown again. 1550 */ 1551 mWindow.openPanelsAfterRestore(); 1552 } 1553 1554 if (!mWindowResizeCallbacksAdded) { 1555 // If there is no window callback installed there was no window set before. Set it now. 1556 // Note that our ViewRootImpl object will not change. 1557 getViewRootImpl().addWindowCallbacks(this); 1558 mWindowResizeCallbacksAdded = true; 1559 } else if (mBackdropFrameRenderer != null) { 1560 // We are resizing and this call happened due to a configuration change. Tell the 1561 // renderer about it. 1562 mBackdropFrameRenderer.onConfigurationChange(); 1563 } 1564 mWindow.onViewRootImplSet(getViewRootImpl()); 1565 } 1566 1567 @Override 1568 protected void onDetachedFromWindow() { 1569 super.onDetachedFromWindow(); 1570 1571 final Window.Callback cb = mWindow.getCallback(); 1572 if (cb != null && mFeatureId < 0) { 1573 cb.onDetachedFromWindow(); 1574 } 1575 1576 if (mWindow.mDecorContentParent != null) { 1577 mWindow.mDecorContentParent.dismissPopups(); 1578 } 1579 1580 if (mPrimaryActionModePopup != null) { 1581 removeCallbacks(mShowPrimaryActionModePopup); 1582 if (mPrimaryActionModePopup.isShowing()) { 1583 mPrimaryActionModePopup.dismiss(); 1584 } 1585 mPrimaryActionModePopup = null; 1586 } 1587 if (mFloatingToolbar != null) { 1588 mFloatingToolbar.dismiss(); 1589 mFloatingToolbar = null; 1590 } 1591 1592 PhoneWindow.PanelFeatureState st = mWindow.getPanelState(Window.FEATURE_OPTIONS_PANEL, false); 1593 if (st != null && st.menu != null && mFeatureId < 0) { 1594 st.menu.close(); 1595 } 1596 1597 releaseThreadedRenderer(); 1598 1599 if (mWindowResizeCallbacksAdded) { 1600 getViewRootImpl().removeWindowCallbacks(this); 1601 mWindowResizeCallbacksAdded = false; 1602 } 1603 } 1604 1605 @Override 1606 public void onCloseSystemDialogs(String reason) { 1607 if (mFeatureId >= 0) { 1608 mWindow.closeAllPanels(); 1609 } 1610 } 1611 1612 public android.view.SurfaceHolder.Callback2 willYouTakeTheSurface() { 1613 return mFeatureId < 0 ? mWindow.mTakeSurfaceCallback : null; 1614 } 1615 1616 public InputQueue.Callback willYouTakeTheInputQueue() { 1617 return mFeatureId < 0 ? mWindow.mTakeInputQueueCallback : null; 1618 } 1619 1620 public void setSurfaceType(int type) { 1621 mWindow.setType(type); 1622 } 1623 1624 public void setSurfaceFormat(int format) { 1625 mWindow.setFormat(format); 1626 } 1627 1628 public void setSurfaceKeepScreenOn(boolean keepOn) { 1629 if (keepOn) mWindow.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 1630 else mWindow.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 1631 } 1632 1633 @Override 1634 public void onRootViewScrollYChanged(int rootScrollY) { 1635 mRootScrollY = rootScrollY; 1636 updateColorViewTranslations(); 1637 } 1638 1639 private ActionMode createActionMode( 1640 int type, ActionMode.Callback2 callback, View originatingView) { 1641 switch (type) { 1642 case ActionMode.TYPE_PRIMARY: 1643 default: 1644 return createStandaloneActionMode(callback); 1645 case ActionMode.TYPE_FLOATING: 1646 return createFloatingActionMode(originatingView, callback); 1647 } 1648 } 1649 1650 private void setHandledActionMode(ActionMode mode) { 1651 if (mode.getType() == ActionMode.TYPE_PRIMARY) { 1652 setHandledPrimaryActionMode(mode); 1653 } else if (mode.getType() == ActionMode.TYPE_FLOATING) { 1654 setHandledFloatingActionMode(mode); 1655 } 1656 } 1657 1658 private ActionMode createStandaloneActionMode(ActionMode.Callback callback) { 1659 endOnGoingFadeAnimation(); 1660 cleanupPrimaryActionMode(); 1661 // We want to create new mPrimaryActionModeView in two cases: if there is no existing 1662 // instance at all, or if there is one, but it is detached from window. The latter case 1663 // might happen when app is resized in multi-window mode and decor view is preserved 1664 // along with the main app window. Keeping mPrimaryActionModeView reference doesn't cause 1665 // app memory leaks because killMode() is called when the dismiss animation ends and from 1666 // cleanupPrimaryActionMode() invocation above. 1667 if (mPrimaryActionModeView == null || !mPrimaryActionModeView.isAttachedToWindow()) { 1668 if (mWindow.isFloating()) { 1669 // Use the action bar theme. 1670 final TypedValue outValue = new TypedValue(); 1671 final Resources.Theme baseTheme = mContext.getTheme(); 1672 baseTheme.resolveAttribute(R.attr.actionBarTheme, outValue, true); 1673 1674 final Context actionBarContext; 1675 if (outValue.resourceId != 0) { 1676 final Resources.Theme actionBarTheme = mContext.getResources().newTheme(); 1677 actionBarTheme.setTo(baseTheme); 1678 actionBarTheme.applyStyle(outValue.resourceId, true); 1679 1680 actionBarContext = new ContextThemeWrapper(mContext, 0); 1681 actionBarContext.getTheme().setTo(actionBarTheme); 1682 } else { 1683 actionBarContext = mContext; 1684 } 1685 1686 mPrimaryActionModeView = new ActionBarContextView(actionBarContext); 1687 mPrimaryActionModePopup = new PopupWindow(actionBarContext, null, 1688 R.attr.actionModePopupWindowStyle); 1689 mPrimaryActionModePopup.setWindowLayoutType( 1690 WindowManager.LayoutParams.TYPE_APPLICATION); 1691 mPrimaryActionModePopup.setContentView(mPrimaryActionModeView); 1692 mPrimaryActionModePopup.setWidth(MATCH_PARENT); 1693 1694 actionBarContext.getTheme().resolveAttribute( 1695 R.attr.actionBarSize, outValue, true); 1696 final int height = TypedValue.complexToDimensionPixelSize(outValue.data, 1697 actionBarContext.getResources().getDisplayMetrics()); 1698 mPrimaryActionModeView.setContentHeight(height); 1699 mPrimaryActionModePopup.setHeight(WRAP_CONTENT); 1700 mShowPrimaryActionModePopup = new Runnable() { 1701 public void run() { 1702 mPrimaryActionModePopup.showAtLocation( 1703 mPrimaryActionModeView.getApplicationWindowToken(), 1704 Gravity.TOP | Gravity.FILL_HORIZONTAL, 0, 0); 1705 endOnGoingFadeAnimation(); 1706 1707 if (shouldAnimatePrimaryActionModeView()) { 1708 mFadeAnim = ObjectAnimator.ofFloat(mPrimaryActionModeView, View.ALPHA, 1709 0f, 1f); 1710 mFadeAnim.addListener(new AnimatorListenerAdapter() { 1711 @Override 1712 public void onAnimationStart(Animator animation) { 1713 mPrimaryActionModeView.setVisibility(VISIBLE); 1714 } 1715 1716 @Override 1717 public void onAnimationEnd(Animator animation) { 1718 mPrimaryActionModeView.setAlpha(1f); 1719 mFadeAnim = null; 1720 } 1721 }); 1722 mFadeAnim.start(); 1723 } else { 1724 mPrimaryActionModeView.setAlpha(1f); 1725 mPrimaryActionModeView.setVisibility(VISIBLE); 1726 } 1727 } 1728 }; 1729 } else { 1730 ViewStub stub = findViewById(R.id.action_mode_bar_stub); 1731 if (stub != null) { 1732 mPrimaryActionModeView = (ActionBarContextView) stub.inflate(); 1733 mPrimaryActionModePopup = null; 1734 } 1735 } 1736 } 1737 if (mPrimaryActionModeView != null) { 1738 mPrimaryActionModeView.killMode(); 1739 ActionMode mode = new StandaloneActionMode( 1740 mPrimaryActionModeView.getContext(), mPrimaryActionModeView, 1741 callback, mPrimaryActionModePopup == null); 1742 return mode; 1743 } 1744 return null; 1745 } 1746 1747 private void endOnGoingFadeAnimation() { 1748 if (mFadeAnim != null) { 1749 mFadeAnim.end(); 1750 } 1751 } 1752 1753 private void setHandledPrimaryActionMode(ActionMode mode) { 1754 endOnGoingFadeAnimation(); 1755 mPrimaryActionMode = mode; 1756 mPrimaryActionMode.invalidate(); 1757 mPrimaryActionModeView.initForMode(mPrimaryActionMode); 1758 if (mPrimaryActionModePopup != null) { 1759 post(mShowPrimaryActionModePopup); 1760 } else { 1761 if (shouldAnimatePrimaryActionModeView()) { 1762 mFadeAnim = ObjectAnimator.ofFloat(mPrimaryActionModeView, View.ALPHA, 0f, 1f); 1763 mFadeAnim.addListener(new AnimatorListenerAdapter() { 1764 @Override 1765 public void onAnimationStart(Animator animation) { 1766 mPrimaryActionModeView.setVisibility(View.VISIBLE); 1767 } 1768 1769 @Override 1770 public void onAnimationEnd(Animator animation) { 1771 mPrimaryActionModeView.setAlpha(1f); 1772 mFadeAnim = null; 1773 } 1774 }); 1775 mFadeAnim.start(); 1776 } else { 1777 mPrimaryActionModeView.setAlpha(1f); 1778 mPrimaryActionModeView.setVisibility(View.VISIBLE); 1779 } 1780 } 1781 mPrimaryActionModeView.sendAccessibilityEvent( 1782 AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 1783 } 1784 1785 boolean shouldAnimatePrimaryActionModeView() { 1786 // We only to animate the action mode in if the decor has already been laid out. 1787 // If it hasn't been laid out, it hasn't been drawn to screen yet. 1788 return isLaidOut(); 1789 } 1790 1791 private ActionMode createFloatingActionMode( 1792 View originatingView, ActionMode.Callback2 callback) { 1793 if (mFloatingActionMode != null) { 1794 mFloatingActionMode.finish(); 1795 } 1796 cleanupFloatingActionModeViews(); 1797 mFloatingToolbar = new FloatingToolbar(mWindow); 1798 final FloatingActionMode mode = 1799 new FloatingActionMode(mContext, callback, originatingView, mFloatingToolbar); 1800 mFloatingActionModeOriginatingView = originatingView; 1801 mFloatingToolbarPreDrawListener = 1802 new ViewTreeObserver.OnPreDrawListener() { 1803 @Override 1804 public boolean onPreDraw() { 1805 mode.updateViewLocationInWindow(); 1806 return true; 1807 } 1808 }; 1809 return mode; 1810 } 1811 1812 private void setHandledFloatingActionMode(ActionMode mode) { 1813 mFloatingActionMode = mode; 1814 mFloatingActionMode.invalidate(); // Will show the floating toolbar if necessary. 1815 mFloatingActionModeOriginatingView.getViewTreeObserver() 1816 .addOnPreDrawListener(mFloatingToolbarPreDrawListener); 1817 } 1818 1819 /** 1820 * Informs the decor if the caption is attached and visible. 1821 * @param attachedAndVisible true when the decor is visible. 1822 * Note that this will even be called if there is no caption. 1823 **/ 1824 void enableCaption(boolean attachedAndVisible) { 1825 if (mHasCaption != attachedAndVisible) { 1826 mHasCaption = attachedAndVisible; 1827 if (getForeground() != null) { 1828 drawableChanged(); 1829 } 1830 } 1831 } 1832 1833 void setWindow(PhoneWindow phoneWindow) { 1834 mWindow = phoneWindow; 1835 Context context = getContext(); 1836 if (context instanceof DecorContext) { 1837 DecorContext decorContext = (DecorContext) context; 1838 decorContext.setPhoneWindow(mWindow); 1839 } 1840 } 1841 1842 @Override 1843 public Resources getResources() { 1844 // Make sure the Resources object is propogated from the Context since it can be updated in 1845 // the Context object. 1846 return getContext().getResources(); 1847 } 1848 1849 @Override 1850 protected void onConfigurationChanged(Configuration newConfig) { 1851 super.onConfigurationChanged(newConfig); 1852 1853 final boolean displayWindowDecor = 1854 newConfig.windowConfiguration.hasWindowDecorCaption(); 1855 if (mDecorCaptionView == null && displayWindowDecor) { 1856 // Configuration now requires a caption. 1857 final LayoutInflater inflater = mWindow.getLayoutInflater(); 1858 mDecorCaptionView = createDecorCaptionView(inflater); 1859 if (mDecorCaptionView != null) { 1860 if (mDecorCaptionView.getParent() == null) { 1861 addView(mDecorCaptionView, 0, 1862 new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 1863 } 1864 removeView(mContentRoot); 1865 mDecorCaptionView.addView(mContentRoot, 1866 new ViewGroup.MarginLayoutParams(MATCH_PARENT, MATCH_PARENT)); 1867 } 1868 } else if (mDecorCaptionView != null) { 1869 // We might have to change the kind of surface before we do anything else. 1870 mDecorCaptionView.onConfigurationChanged(displayWindowDecor); 1871 enableCaption(displayWindowDecor); 1872 } 1873 1874 updateAvailableWidth(); 1875 initializeElevation(); 1876 } 1877 1878 void onResourcesLoaded(LayoutInflater inflater, int layoutResource) { 1879 if (mBackdropFrameRenderer != null) { 1880 loadBackgroundDrawablesIfNeeded(); 1881 mBackdropFrameRenderer.onResourcesLoaded( 1882 this, mResizingBackgroundDrawable, mCaptionBackgroundDrawable, 1883 mUserCaptionBackgroundDrawable, getCurrentColor(mStatusColorViewState), 1884 getCurrentColor(mNavigationColorViewState)); 1885 } 1886 1887 mDecorCaptionView = createDecorCaptionView(inflater); 1888 final View root = inflater.inflate(layoutResource, null); 1889 if (mDecorCaptionView != null) { 1890 if (mDecorCaptionView.getParent() == null) { 1891 addView(mDecorCaptionView, 1892 new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 1893 } 1894 mDecorCaptionView.addView(root, 1895 new ViewGroup.MarginLayoutParams(MATCH_PARENT, MATCH_PARENT)); 1896 } else { 1897 1898 // Put it below the color views. 1899 addView(root, 0, new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 1900 } 1901 mContentRoot = (ViewGroup) root; 1902 initializeElevation(); 1903 } 1904 1905 private void loadBackgroundDrawablesIfNeeded() { 1906 if (mResizingBackgroundDrawable == null) { 1907 mResizingBackgroundDrawable = getResizingBackgroundDrawable(getContext(), 1908 mWindow.mBackgroundResource, mWindow.mBackgroundFallbackResource, 1909 mWindow.isTranslucent() || mWindow.isShowingWallpaper()); 1910 if (mResizingBackgroundDrawable == null) { 1911 // We shouldn't really get here as the background fallback should be always 1912 // available since it is defaulted by the system. 1913 Log.w(mLogTag, "Failed to find background drawable for PhoneWindow=" + mWindow); 1914 } 1915 } 1916 if (mCaptionBackgroundDrawable == null) { 1917 mCaptionBackgroundDrawable = getContext().getDrawable( 1918 R.drawable.decor_caption_title_focused); 1919 } 1920 if (mResizingBackgroundDrawable != null) { 1921 mLastBackgroundDrawableCb = mResizingBackgroundDrawable.getCallback(); 1922 mResizingBackgroundDrawable.setCallback(null); 1923 } 1924 } 1925 1926 // Free floating overlapping windows require a caption. 1927 private DecorCaptionView createDecorCaptionView(LayoutInflater inflater) { 1928 DecorCaptionView decorCaptionView = null; 1929 for (int i = getChildCount() - 1; i >= 0 && decorCaptionView == null; i--) { 1930 View view = getChildAt(i); 1931 if (view instanceof DecorCaptionView) { 1932 // The decor was most likely saved from a relaunch - so reuse it. 1933 decorCaptionView = (DecorCaptionView) view; 1934 removeViewAt(i); 1935 } 1936 } 1937 final WindowManager.LayoutParams attrs = mWindow.getAttributes(); 1938 final boolean isApplication = attrs.type == TYPE_BASE_APPLICATION || 1939 attrs.type == TYPE_APPLICATION || attrs.type == TYPE_DRAWN_APPLICATION; 1940 final WindowConfiguration winConfig = getResources().getConfiguration().windowConfiguration; 1941 // Only a non floating application window on one of the allowed workspaces can get a caption 1942 if (!mWindow.isFloating() && isApplication && winConfig.hasWindowDecorCaption()) { 1943 // Dependent on the brightness of the used title we either use the 1944 // dark or the light button frame. 1945 if (decorCaptionView == null) { 1946 decorCaptionView = inflateDecorCaptionView(inflater); 1947 } 1948 decorCaptionView.setPhoneWindow(mWindow, true /*showDecor*/); 1949 } else { 1950 decorCaptionView = null; 1951 } 1952 1953 // Tell the decor if it has a visible caption. 1954 enableCaption(decorCaptionView != null); 1955 return decorCaptionView; 1956 } 1957 1958 private DecorCaptionView inflateDecorCaptionView(LayoutInflater inflater) { 1959 final Context context = getContext(); 1960 // We make a copy of the inflater, so it has the right context associated with it. 1961 inflater = inflater.from(context); 1962 final DecorCaptionView view = (DecorCaptionView) inflater.inflate(R.layout.decor_caption, 1963 null); 1964 setDecorCaptionShade(context, view); 1965 return view; 1966 } 1967 1968 private void setDecorCaptionShade(Context context, DecorCaptionView view) { 1969 final int shade = mWindow.getDecorCaptionShade(); 1970 switch (shade) { 1971 case DECOR_CAPTION_SHADE_LIGHT: 1972 setLightDecorCaptionShade(view); 1973 break; 1974 case DECOR_CAPTION_SHADE_DARK: 1975 setDarkDecorCaptionShade(view); 1976 break; 1977 default: { 1978 TypedValue value = new TypedValue(); 1979 context.getTheme().resolveAttribute(R.attr.colorPrimary, value, true); 1980 // We invert the shade depending on brightness of the theme. Dark shade for light 1981 // theme and vice versa. Thanks to this the buttons should be visible on the 1982 // background. 1983 if (Color.luminance(value.data) < 0.5) { 1984 setLightDecorCaptionShade(view); 1985 } else { 1986 setDarkDecorCaptionShade(view); 1987 } 1988 break; 1989 } 1990 } 1991 } 1992 1993 void updateDecorCaptionShade() { 1994 if (mDecorCaptionView != null) { 1995 setDecorCaptionShade(getContext(), mDecorCaptionView); 1996 } 1997 } 1998 1999 private void setLightDecorCaptionShade(DecorCaptionView view) { 2000 view.findViewById(R.id.maximize_window).setBackgroundResource( 2001 R.drawable.decor_maximize_button_light); 2002 view.findViewById(R.id.close_window).setBackgroundResource( 2003 R.drawable.decor_close_button_light); 2004 } 2005 2006 private void setDarkDecorCaptionShade(DecorCaptionView view) { 2007 view.findViewById(R.id.maximize_window).setBackgroundResource( 2008 R.drawable.decor_maximize_button_dark); 2009 view.findViewById(R.id.close_window).setBackgroundResource( 2010 R.drawable.decor_close_button_dark); 2011 } 2012 2013 /** 2014 * Returns the color used to fill areas the app has not rendered content to yet when the 2015 * user is resizing the window of an activity in multi-window mode. 2016 */ 2017 public static Drawable getResizingBackgroundDrawable(Context context, int backgroundRes, 2018 int backgroundFallbackRes, boolean windowTranslucent) { 2019 if (backgroundRes != 0) { 2020 final Drawable drawable = context.getDrawable(backgroundRes); 2021 if (drawable != null) { 2022 return enforceNonTranslucentBackground(drawable, windowTranslucent); 2023 } 2024 } 2025 2026 if (backgroundFallbackRes != 0) { 2027 final Drawable fallbackDrawable = context.getDrawable(backgroundFallbackRes); 2028 if (fallbackDrawable != null) { 2029 return enforceNonTranslucentBackground(fallbackDrawable, windowTranslucent); 2030 } 2031 } 2032 return new ColorDrawable(Color.BLACK); 2033 } 2034 2035 /** 2036 * Enforces a drawable to be non-translucent to act as a background if needed, i.e. if the 2037 * window is not translucent. 2038 */ 2039 private static Drawable enforceNonTranslucentBackground(Drawable drawable, 2040 boolean windowTranslucent) { 2041 if (!windowTranslucent && drawable instanceof ColorDrawable) { 2042 ColorDrawable colorDrawable = (ColorDrawable) drawable; 2043 int color = colorDrawable.getColor(); 2044 if (Color.alpha(color) != 255) { 2045 ColorDrawable copy = (ColorDrawable) colorDrawable.getConstantState().newDrawable() 2046 .mutate(); 2047 copy.setColor( 2048 Color.argb(255, Color.red(color), Color.green(color), Color.blue(color))); 2049 return copy; 2050 } 2051 } 2052 return drawable; 2053 } 2054 2055 void clearContentView() { 2056 if (mDecorCaptionView != null) { 2057 mDecorCaptionView.removeContentView(); 2058 } else { 2059 // This window doesn't have caption, so we need to remove everything except our views 2060 // we might have added. 2061 for (int i = getChildCount() - 1; i >= 0; i--) { 2062 View v = getChildAt(i); 2063 if (v != mStatusColorViewState.view && v != mNavigationColorViewState.view 2064 && v != mStatusGuard) { 2065 removeViewAt(i); 2066 } 2067 } 2068 } 2069 } 2070 2071 @Override 2072 public void onWindowSizeIsChanging(Rect newBounds, boolean fullscreen, Rect systemInsets, 2073 Rect stableInsets) { 2074 if (mBackdropFrameRenderer != null) { 2075 mBackdropFrameRenderer.setTargetRect(newBounds, fullscreen, systemInsets, stableInsets); 2076 } 2077 } 2078 2079 @Override 2080 public void onWindowDragResizeStart(Rect initialBounds, boolean fullscreen, Rect systemInsets, 2081 Rect stableInsets, int resizeMode) { 2082 if (mWindow.isDestroyed()) { 2083 // If the owner's window is gone, we should not be able to come here anymore. 2084 releaseThreadedRenderer(); 2085 return; 2086 } 2087 if (mBackdropFrameRenderer != null) { 2088 return; 2089 } 2090 final ThreadedRenderer renderer = getThreadedRenderer(); 2091 if (renderer != null) { 2092 loadBackgroundDrawablesIfNeeded(); 2093 mBackdropFrameRenderer = new BackdropFrameRenderer(this, renderer, 2094 initialBounds, mResizingBackgroundDrawable, mCaptionBackgroundDrawable, 2095 mUserCaptionBackgroundDrawable, getCurrentColor(mStatusColorViewState), 2096 getCurrentColor(mNavigationColorViewState), fullscreen, systemInsets, 2097 stableInsets, resizeMode); 2098 2099 // Get rid of the shadow while we are resizing. Shadow drawing takes considerable time. 2100 // If we want to get the shadow shown while resizing, we would need to elevate a new 2101 // element which owns the caption and has the elevation. 2102 updateElevation(); 2103 2104 updateColorViews(null /* insets */, false); 2105 } 2106 mResizeMode = resizeMode; 2107 getViewRootImpl().requestInvalidateRootRenderNode(); 2108 } 2109 2110 @Override 2111 public void onWindowDragResizeEnd() { 2112 releaseThreadedRenderer(); 2113 updateColorViews(null /* insets */, false); 2114 mResizeMode = RESIZE_MODE_INVALID; 2115 getViewRootImpl().requestInvalidateRootRenderNode(); 2116 } 2117 2118 @Override 2119 public boolean onContentDrawn(int offsetX, int offsetY, int sizeX, int sizeY) { 2120 if (mBackdropFrameRenderer == null) { 2121 return false; 2122 } 2123 return mBackdropFrameRenderer.onContentDrawn(offsetX, offsetY, sizeX, sizeY); 2124 } 2125 2126 @Override 2127 public void onRequestDraw(boolean reportNextDraw) { 2128 if (mBackdropFrameRenderer != null) { 2129 mBackdropFrameRenderer.onRequestDraw(reportNextDraw); 2130 } else if (reportNextDraw) { 2131 // If render thread is gone, just report immediately. 2132 if (isAttachedToWindow()) { 2133 getViewRootImpl().reportDrawFinish(); 2134 } 2135 } 2136 } 2137 2138 @Override 2139 public void onPostDraw(DisplayListCanvas canvas) { 2140 drawResizingShadowIfNeeded(canvas); 2141 } 2142 2143 private void initResizingPaints() { 2144 final int startColor = mContext.getResources().getColor( 2145 R.color.resize_shadow_start_color, null); 2146 final int endColor = mContext.getResources().getColor( 2147 R.color.resize_shadow_end_color, null); 2148 final int middleColor = (startColor + endColor) / 2; 2149 mHorizontalResizeShadowPaint.setShader(new LinearGradient( 2150 0, 0, 0, mResizeShadowSize, new int[] { startColor, middleColor, endColor }, 2151 new float[] { 0f, 0.3f, 1f }, Shader.TileMode.CLAMP)); 2152 mVerticalResizeShadowPaint.setShader(new LinearGradient( 2153 0, 0, mResizeShadowSize, 0, new int[] { startColor, middleColor, endColor }, 2154 new float[] { 0f, 0.3f, 1f }, Shader.TileMode.CLAMP)); 2155 } 2156 2157 private void drawResizingShadowIfNeeded(DisplayListCanvas canvas) { 2158 if (mResizeMode != RESIZE_MODE_DOCKED_DIVIDER || mWindow.mIsFloating 2159 || mWindow.isTranslucent() 2160 || mWindow.isShowingWallpaper()) { 2161 return; 2162 } 2163 canvas.save(); 2164 canvas.translate(0, getHeight() - mFrameOffsets.bottom); 2165 canvas.drawRect(0, 0, getWidth(), mResizeShadowSize, mHorizontalResizeShadowPaint); 2166 canvas.restore(); 2167 canvas.save(); 2168 canvas.translate(getWidth() - mFrameOffsets.right, 0); 2169 canvas.drawRect(0, 0, mResizeShadowSize, getHeight(), mVerticalResizeShadowPaint); 2170 canvas.restore(); 2171 } 2172 2173 /** Release the renderer thread which is usually done when the user stops resizing. */ 2174 private void releaseThreadedRenderer() { 2175 if (mResizingBackgroundDrawable != null && mLastBackgroundDrawableCb != null) { 2176 mResizingBackgroundDrawable.setCallback(mLastBackgroundDrawableCb); 2177 mLastBackgroundDrawableCb = null; 2178 } 2179 2180 if (mBackdropFrameRenderer != null) { 2181 mBackdropFrameRenderer.releaseRenderer(); 2182 mBackdropFrameRenderer = null; 2183 // Bring the shadow back. 2184 updateElevation(); 2185 } 2186 } 2187 2188 private boolean isResizing() { 2189 return mBackdropFrameRenderer != null; 2190 } 2191 2192 /** 2193 * The elevation gets set for the first time and the framework needs to be informed that 2194 * the surface layer gets created with the shadow size in mind. 2195 */ 2196 private void initializeElevation() { 2197 // TODO(skuhne): Call setMaxElevation here accordingly after b/22668382 got fixed. 2198 mAllowUpdateElevation = false; 2199 updateElevation(); 2200 } 2201 2202 private void updateElevation() { 2203 float elevation = 0; 2204 final boolean wasAdjustedForStack = mElevationAdjustedForStack; 2205 // Do not use a shadow when we are in resizing mode (mBackdropFrameRenderer not null) 2206 // since the shadow is bound to the content size and not the target size. 2207 final int windowingMode = 2208 getResources().getConfiguration().windowConfiguration.getWindowingMode(); 2209 if ((windowingMode == WINDOWING_MODE_FREEFORM) && !isResizing()) { 2210 elevation = hasWindowFocus() ? 2211 DECOR_SHADOW_FOCUSED_HEIGHT_IN_DIP : DECOR_SHADOW_UNFOCUSED_HEIGHT_IN_DIP; 2212 // Add a maximum shadow height value to the top level view. 2213 // Note that pinned stack doesn't have focus 2214 // so maximum shadow height adjustment isn't needed. 2215 // TODO(skuhne): Remove this if clause once b/22668382 got fixed. 2216 if (!mAllowUpdateElevation) { 2217 elevation = DECOR_SHADOW_FOCUSED_HEIGHT_IN_DIP; 2218 } 2219 // Convert the DP elevation into physical pixels. 2220 elevation = dipToPx(elevation); 2221 mElevationAdjustedForStack = true; 2222 } else if (windowingMode == WINDOWING_MODE_PINNED) { 2223 elevation = dipToPx(PINNED_WINDOWING_MODE_ELEVATION_IN_DIP); 2224 mElevationAdjustedForStack = true; 2225 } else { 2226 mElevationAdjustedForStack = false; 2227 } 2228 2229 // Don't change the elevation if we didn't previously adjust it for the stack it was in 2230 // or it didn't change. 2231 if ((wasAdjustedForStack || mElevationAdjustedForStack) 2232 && getElevation() != elevation) { 2233 mWindow.setElevation(elevation); 2234 } 2235 } 2236 2237 boolean isShowingCaption() { 2238 return mDecorCaptionView != null && mDecorCaptionView.isCaptionShowing(); 2239 } 2240 2241 int getCaptionHeight() { 2242 return isShowingCaption() ? mDecorCaptionView.getCaptionHeight() : 0; 2243 } 2244 2245 /** 2246 * Converts a DIP measure into physical pixels. 2247 * @param dip The dip value. 2248 * @return Returns the number of pixels. 2249 */ 2250 private float dipToPx(float dip) { 2251 return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dip, 2252 getResources().getDisplayMetrics()); 2253 } 2254 2255 /** 2256 * Provide an override of the caption background drawable. 2257 */ 2258 void setUserCaptionBackgroundDrawable(Drawable drawable) { 2259 mUserCaptionBackgroundDrawable = drawable; 2260 if (mBackdropFrameRenderer != null) { 2261 mBackdropFrameRenderer.setUserCaptionBackgroundDrawable(drawable); 2262 } 2263 } 2264 2265 private static String getTitleSuffix(WindowManager.LayoutParams params) { 2266 if (params == null) { 2267 return ""; 2268 } 2269 final String[] split = params.getTitle().toString().split("\\."); 2270 if (split.length > 0) { 2271 return split[split.length - 1]; 2272 } else { 2273 return ""; 2274 } 2275 } 2276 2277 void updateLogTag(WindowManager.LayoutParams params) { 2278 mLogTag = TAG + "[" + getTitleSuffix(params) + "]"; 2279 } 2280 2281 private void updateAvailableWidth() { 2282 Resources res = getResources(); 2283 mAvailableWidth = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 2284 res.getConfiguration().screenWidthDp, res.getDisplayMetrics()); 2285 } 2286 2287 /** 2288 * @hide 2289 */ 2290 @Override 2291 public void requestKeyboardShortcuts(List<KeyboardShortcutGroup> list, int deviceId) { 2292 final PanelFeatureState st = mWindow.getPanelState(FEATURE_OPTIONS_PANEL, false); 2293 final Menu menu = st != null ? st.menu : null; 2294 if (!mWindow.isDestroyed() && mWindow.getCallback() != null) { 2295 mWindow.getCallback().onProvideKeyboardShortcuts(list, menu, deviceId); 2296 } 2297 } 2298 2299 @Override 2300 public void dispatchPointerCaptureChanged(boolean hasCapture) { 2301 super.dispatchPointerCaptureChanged(hasCapture); 2302 if (!mWindow.isDestroyed() && mWindow.getCallback() != null) { 2303 mWindow.getCallback().onPointerCaptureChanged(hasCapture); 2304 } 2305 } 2306 2307 @Override 2308 public int getAccessibilityViewId() { 2309 return AccessibilityNodeInfo.ROOT_ITEM_ID; 2310 } 2311 2312 @Override 2313 public String toString() { 2314 return "DecorView@" + Integer.toHexString(this.hashCode()) + "[" 2315 + getTitleSuffix(mWindow.getAttributes()) + "]"; 2316 } 2317 2318 private static class ColorViewState { 2319 View view = null; 2320 int targetVisibility = View.INVISIBLE; 2321 boolean present = false; 2322 boolean visible; 2323 int color; 2324 2325 final ColorViewAttributes attributes; 2326 2327 ColorViewState(ColorViewAttributes attributes) { 2328 this.attributes = attributes; 2329 } 2330 } 2331 2332 public static class ColorViewAttributes { 2333 2334 final int id; 2335 final int systemUiHideFlag; 2336 final int translucentFlag; 2337 final int verticalGravity; 2338 final int horizontalGravity; 2339 final int seascapeGravity; 2340 final String transitionName; 2341 final int hideWindowFlag; 2342 2343 private ColorViewAttributes(int systemUiHideFlag, int translucentFlag, int verticalGravity, 2344 int horizontalGravity, int seascapeGravity, String transitionName, int id, 2345 int hideWindowFlag) { 2346 this.id = id; 2347 this.systemUiHideFlag = systemUiHideFlag; 2348 this.translucentFlag = translucentFlag; 2349 this.verticalGravity = verticalGravity; 2350 this.horizontalGravity = horizontalGravity; 2351 this.seascapeGravity = seascapeGravity; 2352 this.transitionName = transitionName; 2353 this.hideWindowFlag = hideWindowFlag; 2354 } 2355 2356 public boolean isPresent(int sysUiVis, int windowFlags, boolean force) { 2357 return (sysUiVis & systemUiHideFlag) == 0 2358 && (windowFlags & hideWindowFlag) == 0 2359 && ((windowFlags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 2360 || force); 2361 } 2362 2363 public boolean isVisible(boolean present, int color, int windowFlags, boolean force) { 2364 return present 2365 && (color & Color.BLACK) != 0 2366 && ((windowFlags & translucentFlag) == 0 || force); 2367 } 2368 2369 public boolean isVisible(int sysUiVis, int color, int windowFlags, boolean force) { 2370 final boolean present = isPresent(sysUiVis, windowFlags, force); 2371 return isVisible(present, color, windowFlags, force); 2372 } 2373 } 2374 2375 /** 2376 * Clears out internal references when the action mode is destroyed. 2377 */ 2378 private class ActionModeCallback2Wrapper extends ActionMode.Callback2 { 2379 private final ActionMode.Callback mWrapped; 2380 2381 public ActionModeCallback2Wrapper(ActionMode.Callback wrapped) { 2382 mWrapped = wrapped; 2383 } 2384 2385 public boolean onCreateActionMode(ActionMode mode, Menu menu) { 2386 return mWrapped.onCreateActionMode(mode, menu); 2387 } 2388 2389 public boolean onPrepareActionMode(ActionMode mode, Menu menu) { 2390 requestFitSystemWindows(); 2391 return mWrapped.onPrepareActionMode(mode, menu); 2392 } 2393 2394 public boolean onActionItemClicked(ActionMode mode, MenuItem item) { 2395 return mWrapped.onActionItemClicked(mode, item); 2396 } 2397 2398 public void onDestroyActionMode(ActionMode mode) { 2399 mWrapped.onDestroyActionMode(mode); 2400 final boolean isMncApp = mContext.getApplicationInfo().targetSdkVersion 2401 >= M; 2402 final boolean isPrimary; 2403 final boolean isFloating; 2404 if (isMncApp) { 2405 isPrimary = mode == mPrimaryActionMode; 2406 isFloating = mode == mFloatingActionMode; 2407 if (!isPrimary && mode.getType() == ActionMode.TYPE_PRIMARY) { 2408 Log.e(mLogTag, "Destroying unexpected ActionMode instance of TYPE_PRIMARY; " 2409 + mode + " was not the current primary action mode! Expected " 2410 + mPrimaryActionMode); 2411 } 2412 if (!isFloating && mode.getType() == ActionMode.TYPE_FLOATING) { 2413 Log.e(mLogTag, "Destroying unexpected ActionMode instance of TYPE_FLOATING; " 2414 + mode + " was not the current floating action mode! Expected " 2415 + mFloatingActionMode); 2416 } 2417 } else { 2418 isPrimary = mode.getType() == ActionMode.TYPE_PRIMARY; 2419 isFloating = mode.getType() == ActionMode.TYPE_FLOATING; 2420 } 2421 if (isPrimary) { 2422 if (mPrimaryActionModePopup != null) { 2423 removeCallbacks(mShowPrimaryActionModePopup); 2424 } 2425 if (mPrimaryActionModeView != null) { 2426 endOnGoingFadeAnimation(); 2427 // Store action mode view reference, so we can access it safely when animation 2428 // ends. mPrimaryActionModePopup is set together with mPrimaryActionModeView, 2429 // so no need to store reference to it in separate variable. 2430 final ActionBarContextView lastActionModeView = mPrimaryActionModeView; 2431 mFadeAnim = ObjectAnimator.ofFloat(mPrimaryActionModeView, View.ALPHA, 2432 1f, 0f); 2433 mFadeAnim.addListener(new Animator.AnimatorListener() { 2434 2435 @Override 2436 public void onAnimationStart(Animator animation) { 2437 2438 } 2439 2440 @Override 2441 public void onAnimationEnd(Animator animation) { 2442 // If mPrimaryActionModeView has changed - it means that we've 2443 // cleared the content while preserving decor view. We don't 2444 // want to change the state of new instances accidentally here. 2445 if (lastActionModeView == mPrimaryActionModeView) { 2446 lastActionModeView.setVisibility(GONE); 2447 if (mPrimaryActionModePopup != null) { 2448 mPrimaryActionModePopup.dismiss(); 2449 } 2450 lastActionModeView.killMode(); 2451 mFadeAnim = null; 2452 } 2453 } 2454 2455 @Override 2456 public void onAnimationCancel(Animator animation) { 2457 2458 } 2459 2460 @Override 2461 public void onAnimationRepeat(Animator animation) { 2462 2463 } 2464 }); 2465 mFadeAnim.start(); 2466 } 2467 2468 mPrimaryActionMode = null; 2469 } else if (isFloating) { 2470 cleanupFloatingActionModeViews(); 2471 mFloatingActionMode = null; 2472 } 2473 if (mWindow.getCallback() != null && !mWindow.isDestroyed()) { 2474 try { 2475 mWindow.getCallback().onActionModeFinished(mode); 2476 } catch (AbstractMethodError ame) { 2477 // Older apps might not implement this callback method. 2478 } 2479 } 2480 requestFitSystemWindows(); 2481 } 2482 2483 @Override 2484 public void onGetContentRect(ActionMode mode, View view, Rect outRect) { 2485 if (mWrapped instanceof ActionMode.Callback2) { 2486 ((ActionMode.Callback2) mWrapped).onGetContentRect(mode, view, outRect); 2487 } else { 2488 super.onGetContentRect(mode, view, outRect); 2489 } 2490 } 2491 } 2492} 2493