DecorView.java revision a213d306d556a140bafe8079b00b3654c62b534c
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 // When we are resizing, we need the fallback background to cover the area where we have our 312 // system bar background views as the navigation bar will be hidden during resizing. 313 mBackgroundFallback.draw(isResizing() ? this : mContentRoot, mContentRoot, c, 314 mWindow.mContentParent); 315 } 316 317 @Override 318 public boolean dispatchKeyEvent(KeyEvent event) { 319 final int keyCode = event.getKeyCode(); 320 final int action = event.getAction(); 321 final boolean isDown = action == KeyEvent.ACTION_DOWN; 322 323 if (isDown && (event.getRepeatCount() == 0)) { 324 // First handle chording of panel key: if a panel key is held 325 // but not released, try to execute a shortcut in it. 326 if ((mWindow.mPanelChordingKey > 0) && (mWindow.mPanelChordingKey != keyCode)) { 327 boolean handled = dispatchKeyShortcutEvent(event); 328 if (handled) { 329 return true; 330 } 331 } 332 333 // If a panel is open, perform a shortcut on it without the 334 // chorded panel key 335 if ((mWindow.mPreparedPanel != null) && mWindow.mPreparedPanel.isOpen) { 336 if (mWindow.performPanelShortcut(mWindow.mPreparedPanel, keyCode, event, 0)) { 337 return true; 338 } 339 } 340 } 341 342 if (!mWindow.isDestroyed()) { 343 final Window.Callback cb = mWindow.getCallback(); 344 final boolean handled = cb != null && mFeatureId < 0 ? cb.dispatchKeyEvent(event) 345 : super.dispatchKeyEvent(event); 346 if (handled) { 347 return true; 348 } 349 } 350 351 return isDown ? mWindow.onKeyDown(mFeatureId, event.getKeyCode(), event) 352 : mWindow.onKeyUp(mFeatureId, event.getKeyCode(), event); 353 } 354 355 @Override 356 public boolean dispatchKeyShortcutEvent(KeyEvent ev) { 357 // If the panel is already prepared, then perform the shortcut using it. 358 boolean handled; 359 if (mWindow.mPreparedPanel != null) { 360 handled = mWindow.performPanelShortcut(mWindow.mPreparedPanel, ev.getKeyCode(), ev, 361 Menu.FLAG_PERFORM_NO_CLOSE); 362 if (handled) { 363 if (mWindow.mPreparedPanel != null) { 364 mWindow.mPreparedPanel.isHandled = true; 365 } 366 return true; 367 } 368 } 369 370 // Shortcut not handled by the panel. Dispatch to the view hierarchy. 371 final Window.Callback cb = mWindow.getCallback(); 372 handled = cb != null && !mWindow.isDestroyed() && mFeatureId < 0 373 ? cb.dispatchKeyShortcutEvent(ev) : super.dispatchKeyShortcutEvent(ev); 374 if (handled) { 375 return true; 376 } 377 378 // If the panel is not prepared, then we may be trying to handle a shortcut key 379 // combination such as Control+C. Temporarily prepare the panel then mark it 380 // unprepared again when finished to ensure that the panel will again be prepared 381 // the next time it is shown for real. 382 PhoneWindow.PanelFeatureState st = 383 mWindow.getPanelState(Window.FEATURE_OPTIONS_PANEL, false); 384 if (st != null && mWindow.mPreparedPanel == null) { 385 mWindow.preparePanel(st, ev); 386 handled = mWindow.performPanelShortcut(st, ev.getKeyCode(), ev, 387 Menu.FLAG_PERFORM_NO_CLOSE); 388 st.isPrepared = false; 389 if (handled) { 390 return true; 391 } 392 } 393 return false; 394 } 395 396 @Override 397 public boolean dispatchTouchEvent(MotionEvent ev) { 398 final Window.Callback cb = mWindow.getCallback(); 399 return cb != null && !mWindow.isDestroyed() && mFeatureId < 0 400 ? cb.dispatchTouchEvent(ev) : super.dispatchTouchEvent(ev); 401 } 402 403 @Override 404 public boolean dispatchTrackballEvent(MotionEvent ev) { 405 final Window.Callback cb = mWindow.getCallback(); 406 return cb != null && !mWindow.isDestroyed() && mFeatureId < 0 407 ? cb.dispatchTrackballEvent(ev) : super.dispatchTrackballEvent(ev); 408 } 409 410 @Override 411 public boolean dispatchGenericMotionEvent(MotionEvent ev) { 412 final Window.Callback cb = mWindow.getCallback(); 413 return cb != null && !mWindow.isDestroyed() && mFeatureId < 0 414 ? cb.dispatchGenericMotionEvent(ev) : super.dispatchGenericMotionEvent(ev); 415 } 416 417 public boolean superDispatchKeyEvent(KeyEvent event) { 418 // Give priority to closing action modes if applicable. 419 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) { 420 final int action = event.getAction(); 421 // Back cancels action modes first. 422 if (mPrimaryActionMode != null) { 423 if (action == KeyEvent.ACTION_UP) { 424 mPrimaryActionMode.finish(); 425 } 426 return true; 427 } 428 } 429 430 if (super.dispatchKeyEvent(event)) { 431 return true; 432 } 433 434 return (getViewRootImpl() != null) && getViewRootImpl().dispatchKeyFallbackEvent(event); 435 } 436 437 public boolean superDispatchKeyShortcutEvent(KeyEvent event) { 438 return super.dispatchKeyShortcutEvent(event); 439 } 440 441 public boolean superDispatchTouchEvent(MotionEvent event) { 442 return super.dispatchTouchEvent(event); 443 } 444 445 public boolean superDispatchTrackballEvent(MotionEvent event) { 446 return super.dispatchTrackballEvent(event); 447 } 448 449 public boolean superDispatchGenericMotionEvent(MotionEvent event) { 450 return super.dispatchGenericMotionEvent(event); 451 } 452 453 @Override 454 public boolean onTouchEvent(MotionEvent event) { 455 return onInterceptTouchEvent(event); 456 } 457 458 private boolean isOutOfInnerBounds(int x, int y) { 459 return x < 0 || y < 0 || x > getWidth() || y > getHeight(); 460 } 461 462 private boolean isOutOfBounds(int x, int y) { 463 return x < -5 || y < -5 || x > (getWidth() + 5) 464 || y > (getHeight() + 5); 465 } 466 467 @Override 468 public boolean onInterceptTouchEvent(MotionEvent event) { 469 int action = event.getAction(); 470 if (mHasCaption && isShowingCaption()) { 471 // Don't dispatch ACTION_DOWN to the captionr if the window is resizable and the event 472 // was (starting) outside the window. Window resizing events should be handled by 473 // WindowManager. 474 // TODO: Investigate how to handle the outside touch in window manager 475 // without generating these events. 476 // Currently we receive these because we need to enlarge the window's 477 // touch region so that the monitor channel receives the events 478 // in the outside touch area. 479 if (action == MotionEvent.ACTION_DOWN) { 480 final int x = (int) event.getX(); 481 final int y = (int) event.getY(); 482 if (isOutOfInnerBounds(x, y)) { 483 return true; 484 } 485 } 486 } 487 488 if (mFeatureId >= 0) { 489 if (action == MotionEvent.ACTION_DOWN) { 490 int x = (int)event.getX(); 491 int y = (int)event.getY(); 492 if (isOutOfBounds(x, y)) { 493 mWindow.closePanel(mFeatureId); 494 return true; 495 } 496 } 497 } 498 499 if (!SWEEP_OPEN_MENU) { 500 return false; 501 } 502 503 if (mFeatureId >= 0) { 504 if (action == MotionEvent.ACTION_DOWN) { 505 Log.i(mLogTag, "Watchiing!"); 506 mWatchingForMenu = true; 507 mDownY = (int) event.getY(); 508 return false; 509 } 510 511 if (!mWatchingForMenu) { 512 return false; 513 } 514 515 int y = (int)event.getY(); 516 if (action == MotionEvent.ACTION_MOVE) { 517 if (y > (mDownY+30)) { 518 Log.i(mLogTag, "Closing!"); 519 mWindow.closePanel(mFeatureId); 520 mWatchingForMenu = false; 521 return true; 522 } 523 } else if (action == MotionEvent.ACTION_UP) { 524 mWatchingForMenu = false; 525 } 526 527 return false; 528 } 529 530 //Log.i(mLogTag, "Intercept: action=" + action + " y=" + event.getY() 531 // + " (in " + getHeight() + ")"); 532 533 if (action == MotionEvent.ACTION_DOWN) { 534 int y = (int)event.getY(); 535 if (y >= (getHeight()-5) && !mWindow.hasChildren()) { 536 Log.i(mLogTag, "Watching!"); 537 mWatchingForMenu = true; 538 } 539 return false; 540 } 541 542 if (!mWatchingForMenu) { 543 return false; 544 } 545 546 int y = (int)event.getY(); 547 if (action == MotionEvent.ACTION_MOVE) { 548 if (y < (getHeight()-30)) { 549 Log.i(mLogTag, "Opening!"); 550 mWindow.openPanel(Window.FEATURE_OPTIONS_PANEL, new KeyEvent( 551 KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MENU)); 552 mWatchingForMenu = false; 553 return true; 554 } 555 } else if (action == MotionEvent.ACTION_UP) { 556 mWatchingForMenu = false; 557 } 558 559 return false; 560 } 561 562 @Override 563 public void sendAccessibilityEvent(int eventType) { 564 if (!AccessibilityManager.getInstance(mContext).isEnabled()) { 565 return; 566 } 567 568 // if we are showing a feature that should be announced and one child 569 // make this child the event source since this is the feature itself 570 // otherwise the callback will take over and announce its client 571 if ((mFeatureId == Window.FEATURE_OPTIONS_PANEL || 572 mFeatureId == Window.FEATURE_CONTEXT_MENU || 573 mFeatureId == Window.FEATURE_PROGRESS || 574 mFeatureId == Window.FEATURE_INDETERMINATE_PROGRESS) 575 && getChildCount() == 1) { 576 getChildAt(0).sendAccessibilityEvent(eventType); 577 } else { 578 super.sendAccessibilityEvent(eventType); 579 } 580 } 581 582 @Override 583 public boolean dispatchPopulateAccessibilityEventInternal(AccessibilityEvent event) { 584 final Window.Callback cb = mWindow.getCallback(); 585 if (cb != null && !mWindow.isDestroyed()) { 586 if (cb.dispatchPopulateAccessibilityEvent(event)) { 587 return true; 588 } 589 } 590 return super.dispatchPopulateAccessibilityEventInternal(event); 591 } 592 593 @Override 594 protected boolean setFrame(int l, int t, int r, int b) { 595 boolean changed = super.setFrame(l, t, r, b); 596 if (changed) { 597 final Rect drawingBounds = mDrawingBounds; 598 getDrawingRect(drawingBounds); 599 600 Drawable fg = getForeground(); 601 if (fg != null) { 602 final Rect frameOffsets = mFrameOffsets; 603 drawingBounds.left += frameOffsets.left; 604 drawingBounds.top += frameOffsets.top; 605 drawingBounds.right -= frameOffsets.right; 606 drawingBounds.bottom -= frameOffsets.bottom; 607 fg.setBounds(drawingBounds); 608 final Rect framePadding = mFramePadding; 609 drawingBounds.left += framePadding.left - frameOffsets.left; 610 drawingBounds.top += framePadding.top - frameOffsets.top; 611 drawingBounds.right -= framePadding.right - frameOffsets.right; 612 drawingBounds.bottom -= framePadding.bottom - frameOffsets.bottom; 613 } 614 615 Drawable bg = getBackground(); 616 if (bg != null) { 617 bg.setBounds(drawingBounds); 618 } 619 620 if (SWEEP_OPEN_MENU) { 621 if (mMenuBackground == null && mFeatureId < 0 622 && mWindow.getAttributes().height 623 == WindowManager.LayoutParams.MATCH_PARENT) { 624 mMenuBackground = getContext().getDrawable( 625 R.drawable.menu_background); 626 } 627 if (mMenuBackground != null) { 628 mMenuBackground.setBounds(drawingBounds.left, 629 drawingBounds.bottom-6, drawingBounds.right, 630 drawingBounds.bottom+20); 631 } 632 } 633 } 634 return changed; 635 } 636 637 @Override 638 protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 639 final DisplayMetrics metrics = getContext().getResources().getDisplayMetrics(); 640 final boolean isPortrait = 641 getResources().getConfiguration().orientation == ORIENTATION_PORTRAIT; 642 643 final int widthMode = getMode(widthMeasureSpec); 644 final int heightMode = getMode(heightMeasureSpec); 645 646 boolean fixedWidth = false; 647 mApplyFloatingHorizontalInsets = false; 648 if (widthMode == AT_MOST) { 649 final TypedValue tvw = isPortrait ? mWindow.mFixedWidthMinor : mWindow.mFixedWidthMajor; 650 if (tvw != null && tvw.type != TypedValue.TYPE_NULL) { 651 final int w; 652 if (tvw.type == TypedValue.TYPE_DIMENSION) { 653 w = (int) tvw.getDimension(metrics); 654 } else if (tvw.type == TypedValue.TYPE_FRACTION) { 655 w = (int) tvw.getFraction(metrics.widthPixels, metrics.widthPixels); 656 } else { 657 w = 0; 658 } 659 if (DEBUG_MEASURE) Log.d(mLogTag, "Fixed width: " + w); 660 final int widthSize = MeasureSpec.getSize(widthMeasureSpec); 661 if (w > 0) { 662 widthMeasureSpec = MeasureSpec.makeMeasureSpec( 663 Math.min(w, widthSize), EXACTLY); 664 fixedWidth = true; 665 } else { 666 widthMeasureSpec = MeasureSpec.makeMeasureSpec( 667 widthSize - mFloatingInsets.left - mFloatingInsets.right, 668 AT_MOST); 669 mApplyFloatingHorizontalInsets = true; 670 } 671 } 672 } 673 674 mApplyFloatingVerticalInsets = false; 675 if (heightMode == AT_MOST) { 676 final TypedValue tvh = isPortrait ? mWindow.mFixedHeightMajor 677 : mWindow.mFixedHeightMinor; 678 if (tvh != null && tvh.type != TypedValue.TYPE_NULL) { 679 final int h; 680 if (tvh.type == TypedValue.TYPE_DIMENSION) { 681 h = (int) tvh.getDimension(metrics); 682 } else if (tvh.type == TypedValue.TYPE_FRACTION) { 683 h = (int) tvh.getFraction(metrics.heightPixels, metrics.heightPixels); 684 } else { 685 h = 0; 686 } 687 if (DEBUG_MEASURE) Log.d(mLogTag, "Fixed height: " + h); 688 final int heightSize = MeasureSpec.getSize(heightMeasureSpec); 689 if (h > 0) { 690 heightMeasureSpec = MeasureSpec.makeMeasureSpec( 691 Math.min(h, heightSize), EXACTLY); 692 } else if ((mWindow.getAttributes().flags & FLAG_LAYOUT_IN_SCREEN) == 0) { 693 heightMeasureSpec = MeasureSpec.makeMeasureSpec( 694 heightSize - mFloatingInsets.top - mFloatingInsets.bottom, AT_MOST); 695 mApplyFloatingVerticalInsets = true; 696 } 697 } 698 } 699 700 getOutsets(mOutsets); 701 if (mOutsets.top > 0 || mOutsets.bottom > 0) { 702 int mode = MeasureSpec.getMode(heightMeasureSpec); 703 if (mode != MeasureSpec.UNSPECIFIED) { 704 int height = MeasureSpec.getSize(heightMeasureSpec); 705 heightMeasureSpec = MeasureSpec.makeMeasureSpec( 706 height + mOutsets.top + mOutsets.bottom, mode); 707 } 708 } 709 if (mOutsets.left > 0 || mOutsets.right > 0) { 710 int mode = MeasureSpec.getMode(widthMeasureSpec); 711 if (mode != MeasureSpec.UNSPECIFIED) { 712 int width = MeasureSpec.getSize(widthMeasureSpec); 713 widthMeasureSpec = MeasureSpec.makeMeasureSpec( 714 width + mOutsets.left + mOutsets.right, mode); 715 } 716 } 717 718 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 719 720 int width = getMeasuredWidth(); 721 boolean measure = false; 722 723 widthMeasureSpec = MeasureSpec.makeMeasureSpec(width, EXACTLY); 724 725 if (!fixedWidth && widthMode == AT_MOST) { 726 final TypedValue tv = isPortrait ? mWindow.mMinWidthMinor : mWindow.mMinWidthMajor; 727 if (tv.type != TypedValue.TYPE_NULL) { 728 final int min; 729 if (tv.type == TypedValue.TYPE_DIMENSION) { 730 min = (int)tv.getDimension(metrics); 731 } else if (tv.type == TypedValue.TYPE_FRACTION) { 732 min = (int)tv.getFraction(mAvailableWidth, mAvailableWidth); 733 } else { 734 min = 0; 735 } 736 if (DEBUG_MEASURE) Log.d(mLogTag, "Adjust for min width: " + min + ", value::" 737 + tv.coerceToString() + ", mAvailableWidth=" + mAvailableWidth); 738 739 if (width < min) { 740 widthMeasureSpec = MeasureSpec.makeMeasureSpec(min, EXACTLY); 741 measure = true; 742 } 743 } 744 } 745 746 // TODO: Support height? 747 748 if (measure) { 749 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 750 } 751 } 752 753 @Override 754 protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 755 super.onLayout(changed, left, top, right, bottom); 756 getOutsets(mOutsets); 757 if (mOutsets.left > 0) { 758 offsetLeftAndRight(-mOutsets.left); 759 } 760 if (mOutsets.top > 0) { 761 offsetTopAndBottom(-mOutsets.top); 762 } 763 if (mApplyFloatingVerticalInsets) { 764 offsetTopAndBottom(mFloatingInsets.top); 765 } 766 if (mApplyFloatingHorizontalInsets) { 767 offsetLeftAndRight(mFloatingInsets.left); 768 } 769 770 // If the application changed its SystemUI metrics, we might also have to adapt 771 // our shadow elevation. 772 updateElevation(); 773 mAllowUpdateElevation = true; 774 775 if (changed && mResizeMode == RESIZE_MODE_DOCKED_DIVIDER) { 776 getViewRootImpl().requestInvalidateRootRenderNode(); 777 } 778 } 779 780 @Override 781 public void draw(Canvas canvas) { 782 super.draw(canvas); 783 784 if (mMenuBackground != null) { 785 mMenuBackground.draw(canvas); 786 } 787 } 788 789 @Override 790 public boolean showContextMenuForChild(View originalView) { 791 return showContextMenuForChildInternal(originalView, Float.NaN, Float.NaN); 792 } 793 794 @Override 795 public boolean showContextMenuForChild(View originalView, float x, float y) { 796 return showContextMenuForChildInternal(originalView, x, y); 797 } 798 799 private boolean showContextMenuForChildInternal(View originalView, 800 float x, float y) { 801 // Only allow one context menu at a time. 802 if (mWindow.mContextMenuHelper != null) { 803 mWindow.mContextMenuHelper.dismiss(); 804 mWindow.mContextMenuHelper = null; 805 } 806 807 // Reuse the context menu builder. 808 final PhoneWindowMenuCallback callback = mWindow.mContextMenuCallback; 809 if (mWindow.mContextMenu == null) { 810 mWindow.mContextMenu = new ContextMenuBuilder(getContext()); 811 mWindow.mContextMenu.setCallback(callback); 812 } else { 813 mWindow.mContextMenu.clearAll(); 814 } 815 816 final MenuHelper helper; 817 final boolean isPopup = !Float.isNaN(x) && !Float.isNaN(y); 818 if (isPopup) { 819 helper = mWindow.mContextMenu.showPopup(getContext(), originalView, x, y); 820 } else { 821 helper = mWindow.mContextMenu.showDialog(originalView, originalView.getWindowToken()); 822 } 823 824 if (helper != null) { 825 // If it's a dialog, the callback needs to handle showing 826 // sub-menus. Either way, the callback is required for propagating 827 // selection to Context.onContextMenuItemSelected(). 828 callback.setShowDialogForSubmenu(!isPopup); 829 helper.setPresenterCallback(callback); 830 } 831 832 mWindow.mContextMenuHelper = helper; 833 return helper != null; 834 } 835 836 @Override 837 public ActionMode startActionModeForChild(View originalView, 838 ActionMode.Callback callback) { 839 return startActionModeForChild(originalView, callback, ActionMode.TYPE_PRIMARY); 840 } 841 842 @Override 843 public ActionMode startActionModeForChild( 844 View child, ActionMode.Callback callback, int type) { 845 return startActionMode(child, callback, type); 846 } 847 848 @Override 849 public ActionMode startActionMode(ActionMode.Callback callback) { 850 return startActionMode(callback, ActionMode.TYPE_PRIMARY); 851 } 852 853 @Override 854 public ActionMode startActionMode(ActionMode.Callback callback, int type) { 855 return startActionMode(this, callback, type); 856 } 857 858 private ActionMode startActionMode( 859 View originatingView, ActionMode.Callback callback, int type) { 860 ActionMode.Callback2 wrappedCallback = new ActionModeCallback2Wrapper(callback); 861 ActionMode mode = null; 862 if (mWindow.getCallback() != null && !mWindow.isDestroyed()) { 863 try { 864 mode = mWindow.getCallback().onWindowStartingActionMode(wrappedCallback, type); 865 } catch (AbstractMethodError ame) { 866 // Older apps might not implement the typed version of this method. 867 if (type == ActionMode.TYPE_PRIMARY) { 868 try { 869 mode = mWindow.getCallback().onWindowStartingActionMode( 870 wrappedCallback); 871 } catch (AbstractMethodError ame2) { 872 // Older apps might not implement this callback method at all. 873 } 874 } 875 } 876 } 877 if (mode != null) { 878 if (mode.getType() == ActionMode.TYPE_PRIMARY) { 879 cleanupPrimaryActionMode(); 880 mPrimaryActionMode = mode; 881 } else if (mode.getType() == ActionMode.TYPE_FLOATING) { 882 if (mFloatingActionMode != null) { 883 mFloatingActionMode.finish(); 884 } 885 mFloatingActionMode = mode; 886 } 887 } else { 888 mode = createActionMode(type, wrappedCallback, originatingView); 889 if (mode != null && wrappedCallback.onCreateActionMode(mode, mode.getMenu())) { 890 setHandledActionMode(mode); 891 } else { 892 mode = null; 893 } 894 } 895 if (mode != null && mWindow.getCallback() != null && !mWindow.isDestroyed()) { 896 try { 897 mWindow.getCallback().onActionModeStarted(mode); 898 } catch (AbstractMethodError ame) { 899 // Older apps might not implement this callback method. 900 } 901 } 902 return mode; 903 } 904 905 private void cleanupPrimaryActionMode() { 906 if (mPrimaryActionMode != null) { 907 mPrimaryActionMode.finish(); 908 mPrimaryActionMode = null; 909 } 910 if (mPrimaryActionModeView != null) { 911 mPrimaryActionModeView.killMode(); 912 } 913 } 914 915 private void cleanupFloatingActionModeViews() { 916 if (mFloatingToolbar != null) { 917 mFloatingToolbar.dismiss(); 918 mFloatingToolbar = null; 919 } 920 if (mFloatingActionModeOriginatingView != null) { 921 if (mFloatingToolbarPreDrawListener != null) { 922 mFloatingActionModeOriginatingView.getViewTreeObserver() 923 .removeOnPreDrawListener(mFloatingToolbarPreDrawListener); 924 mFloatingToolbarPreDrawListener = null; 925 } 926 mFloatingActionModeOriginatingView = null; 927 } 928 } 929 930 void startChanging() { 931 mChanging = true; 932 } 933 934 void finishChanging() { 935 mChanging = false; 936 drawableChanged(); 937 } 938 939 public void setWindowBackground(Drawable drawable) { 940 if (getBackground() != drawable) { 941 setBackgroundDrawable(drawable); 942 if (drawable != null) { 943 mResizingBackgroundDrawable = enforceNonTranslucentBackground(drawable, 944 mWindow.isTranslucent() || mWindow.isShowingWallpaper()); 945 } else { 946 mResizingBackgroundDrawable = getResizingBackgroundDrawable( 947 getContext(), 0, mWindow.mBackgroundFallbackResource, 948 mWindow.isTranslucent() || mWindow.isShowingWallpaper()); 949 } 950 if (mResizingBackgroundDrawable != null) { 951 mResizingBackgroundDrawable.getPadding(mBackgroundPadding); 952 } else { 953 mBackgroundPadding.setEmpty(); 954 } 955 drawableChanged(); 956 } 957 } 958 959 public void setWindowFrame(Drawable drawable) { 960 if (getForeground() != drawable) { 961 setForeground(drawable); 962 if (drawable != null) { 963 drawable.getPadding(mFramePadding); 964 } else { 965 mFramePadding.setEmpty(); 966 } 967 drawableChanged(); 968 } 969 } 970 971 @Override 972 public void onWindowSystemUiVisibilityChanged(int visible) { 973 updateColorViews(null /* insets */, true /* animate */); 974 } 975 976 @Override 977 public WindowInsets onApplyWindowInsets(WindowInsets insets) { 978 final WindowManager.LayoutParams attrs = mWindow.getAttributes(); 979 mFloatingInsets.setEmpty(); 980 if ((attrs.flags & FLAG_LAYOUT_IN_SCREEN) == 0) { 981 // For dialog windows we want to make sure they don't go over the status bar or nav bar. 982 // We consume the system insets and we will reuse them later during the measure phase. 983 // We allow the app to ignore this and handle insets itself by using 984 // FLAG_LAYOUT_IN_SCREEN. 985 if (attrs.height == WindowManager.LayoutParams.WRAP_CONTENT) { 986 mFloatingInsets.top = insets.getSystemWindowInsetTop(); 987 mFloatingInsets.bottom = insets.getSystemWindowInsetBottom(); 988 insets = insets.replaceSystemWindowInsets(insets.getSystemWindowInsetLeft(), 0, 989 insets.getSystemWindowInsetRight(), 0); 990 } 991 if (mWindow.getAttributes().width == WindowManager.LayoutParams.WRAP_CONTENT) { 992 mFloatingInsets.left = insets.getSystemWindowInsetTop(); 993 mFloatingInsets.right = insets.getSystemWindowInsetBottom(); 994 insets = insets.replaceSystemWindowInsets(0, insets.getSystemWindowInsetTop(), 995 0, insets.getSystemWindowInsetBottom()); 996 } 997 } 998 mFrameOffsets.set(insets.getSystemWindowInsets()); 999 insets = updateColorViews(insets, true /* animate */); 1000 insets = updateStatusGuard(insets); 1001 if (getForeground() != null) { 1002 drawableChanged(); 1003 } 1004 return insets; 1005 } 1006 1007 @Override 1008 public boolean isTransitionGroup() { 1009 return false; 1010 } 1011 1012 public static int getColorViewTopInset(int stableTop, int systemTop) { 1013 return Math.min(stableTop, systemTop); 1014 } 1015 1016 public static int getColorViewBottomInset(int stableBottom, int systemBottom) { 1017 return Math.min(stableBottom, systemBottom); 1018 } 1019 1020 public static int getColorViewRightInset(int stableRight, int systemRight) { 1021 return Math.min(stableRight, systemRight); 1022 } 1023 1024 public static int getColorViewLeftInset(int stableLeft, int systemLeft) { 1025 return Math.min(stableLeft, systemLeft); 1026 } 1027 1028 public static boolean isNavBarToRightEdge(int bottomInset, int rightInset) { 1029 return bottomInset == 0 && rightInset > 0; 1030 } 1031 1032 public static boolean isNavBarToLeftEdge(int bottomInset, int leftInset) { 1033 return bottomInset == 0 && leftInset > 0; 1034 } 1035 1036 public static int getNavBarSize(int bottomInset, int rightInset, int leftInset) { 1037 return isNavBarToRightEdge(bottomInset, rightInset) ? rightInset 1038 : isNavBarToLeftEdge(bottomInset, leftInset) ? leftInset : bottomInset; 1039 } 1040 1041 public static void getNavigationBarRect(int canvasWidth, int canvasHeight, Rect stableInsets, 1042 Rect contentInsets, Rect outRect) { 1043 final int bottomInset = getColorViewBottomInset(stableInsets.bottom, contentInsets.bottom); 1044 final int leftInset = getColorViewLeftInset(stableInsets.left, contentInsets.left); 1045 final int rightInset = getColorViewLeftInset(stableInsets.right, contentInsets.right); 1046 final int size = getNavBarSize(bottomInset, rightInset, leftInset); 1047 if (isNavBarToRightEdge(bottomInset, rightInset)) { 1048 outRect.set(canvasWidth - size, 0, canvasWidth, canvasHeight); 1049 } else if (isNavBarToLeftEdge(bottomInset, leftInset)) { 1050 outRect.set(0, 0, size, canvasHeight); 1051 } else { 1052 outRect.set(0, canvasHeight - size, canvasWidth, canvasHeight); 1053 } 1054 } 1055 1056 WindowInsets updateColorViews(WindowInsets insets, boolean animate) { 1057 WindowManager.LayoutParams attrs = mWindow.getAttributes(); 1058 int sysUiVisibility = attrs.systemUiVisibility | getWindowSystemUiVisibility(); 1059 1060 // IME is an exceptional floating window that requires color view. 1061 final boolean isImeWindow = 1062 mWindow.getAttributes().type == WindowManager.LayoutParams.TYPE_INPUT_METHOD; 1063 if (!mWindow.mIsFloating || isImeWindow) { 1064 boolean disallowAnimate = !isLaidOut(); 1065 disallowAnimate |= ((mLastWindowFlags ^ attrs.flags) 1066 & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0; 1067 mLastWindowFlags = attrs.flags; 1068 1069 if (insets != null) { 1070 mLastTopInset = getColorViewTopInset(insets.getStableInsetTop(), 1071 insets.getSystemWindowInsetTop()); 1072 mLastBottomInset = getColorViewBottomInset(insets.getStableInsetBottom(), 1073 insets.getSystemWindowInsetBottom()); 1074 mLastRightInset = getColorViewRightInset(insets.getStableInsetRight(), 1075 insets.getSystemWindowInsetRight()); 1076 mLastLeftInset = getColorViewRightInset(insets.getStableInsetLeft(), 1077 insets.getSystemWindowInsetLeft()); 1078 1079 // Don't animate if the presence of stable insets has changed, because that 1080 // indicates that the window was either just added and received them for the 1081 // first time, or the window size or position has changed. 1082 boolean hasTopStableInset = insets.getStableInsetTop() != 0; 1083 disallowAnimate |= (hasTopStableInset != mLastHasTopStableInset); 1084 mLastHasTopStableInset = hasTopStableInset; 1085 1086 boolean hasBottomStableInset = insets.getStableInsetBottom() != 0; 1087 disallowAnimate |= (hasBottomStableInset != mLastHasBottomStableInset); 1088 mLastHasBottomStableInset = hasBottomStableInset; 1089 1090 boolean hasRightStableInset = insets.getStableInsetRight() != 0; 1091 disallowAnimate |= (hasRightStableInset != mLastHasRightStableInset); 1092 mLastHasRightStableInset = hasRightStableInset; 1093 1094 boolean hasLeftStableInset = insets.getStableInsetLeft() != 0; 1095 disallowAnimate |= (hasLeftStableInset != mLastHasLeftStableInset); 1096 mLastHasLeftStableInset = hasLeftStableInset; 1097 1098 mLastShouldAlwaysConsumeNavBar = insets.shouldAlwaysConsumeNavBar(); 1099 } 1100 1101 boolean navBarToRightEdge = isNavBarToRightEdge(mLastBottomInset, mLastRightInset); 1102 boolean navBarToLeftEdge = isNavBarToLeftEdge(mLastBottomInset, mLastLeftInset); 1103 int navBarSize = getNavBarSize(mLastBottomInset, mLastRightInset, mLastLeftInset); 1104 updateColorViewInt(mNavigationColorViewState, sysUiVisibility, 1105 mWindow.mNavigationBarColor, mWindow.mNavigationBarDividerColor, navBarSize, 1106 navBarToRightEdge || navBarToLeftEdge, navBarToLeftEdge, 1107 0 /* sideInset */, animate && !disallowAnimate, false /* force */); 1108 1109 boolean statusBarNeedsRightInset = navBarToRightEdge 1110 && mNavigationColorViewState.present; 1111 boolean statusBarNeedsLeftInset = navBarToLeftEdge 1112 && mNavigationColorViewState.present; 1113 int statusBarSideInset = statusBarNeedsRightInset ? mLastRightInset 1114 : statusBarNeedsLeftInset ? mLastLeftInset : 0; 1115 updateColorViewInt(mStatusColorViewState, sysUiVisibility, 1116 calculateStatusBarColor(), 0, mLastTopInset, 1117 false /* matchVertical */, statusBarNeedsLeftInset, statusBarSideInset, 1118 animate && !disallowAnimate, 1119 mForceWindowDrawsStatusBarBackground); 1120 } 1121 1122 // When we expand the window with FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS, we still need 1123 // to ensure that the rest of the view hierarchy doesn't notice it, unless they've 1124 // explicitly asked for it. 1125 boolean consumingNavBar = 1126 (attrs.flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 1127 && (sysUiVisibility & SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) == 0 1128 && (sysUiVisibility & SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0 1129 || mLastShouldAlwaysConsumeNavBar; 1130 1131 // If we didn't request fullscreen layout, but we still got it because of the 1132 // mForceWindowDrawsStatusBarBackground flag, also consume top inset. 1133 boolean consumingStatusBar = (sysUiVisibility & SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN) == 0 1134 && (sysUiVisibility & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) == 0 1135 && (attrs.flags & FLAG_LAYOUT_IN_SCREEN) == 0 1136 && (attrs.flags & FLAG_LAYOUT_INSET_DECOR) == 0 1137 && mForceWindowDrawsStatusBarBackground 1138 && mLastTopInset != 0; 1139 1140 int consumedTop = consumingStatusBar ? mLastTopInset : 0; 1141 int consumedRight = consumingNavBar ? mLastRightInset : 0; 1142 int consumedBottom = consumingNavBar ? mLastBottomInset : 0; 1143 int consumedLeft = consumingNavBar ? mLastLeftInset : 0; 1144 1145 if (mContentRoot != null 1146 && mContentRoot.getLayoutParams() instanceof MarginLayoutParams) { 1147 MarginLayoutParams lp = (MarginLayoutParams) mContentRoot.getLayoutParams(); 1148 if (lp.topMargin != consumedTop || lp.rightMargin != consumedRight 1149 || lp.bottomMargin != consumedBottom || lp.leftMargin != consumedLeft) { 1150 lp.topMargin = consumedTop; 1151 lp.rightMargin = consumedRight; 1152 lp.bottomMargin = consumedBottom; 1153 lp.leftMargin = consumedLeft; 1154 mContentRoot.setLayoutParams(lp); 1155 1156 if (insets == null) { 1157 // The insets have changed, but we're not currently in the process 1158 // of dispatching them. 1159 requestApplyInsets(); 1160 } 1161 } 1162 if (insets != null) { 1163 insets = insets.replaceSystemWindowInsets( 1164 insets.getSystemWindowInsetLeft() - consumedLeft, 1165 insets.getSystemWindowInsetTop() - consumedTop, 1166 insets.getSystemWindowInsetRight() - consumedRight, 1167 insets.getSystemWindowInsetBottom() - consumedBottom); 1168 } 1169 } 1170 1171 if (insets != null) { 1172 insets = insets.consumeStableInsets(); 1173 } 1174 return insets; 1175 } 1176 1177 private int calculateStatusBarColor() { 1178 return calculateStatusBarColor(mWindow.getAttributes().flags, 1179 mSemiTransparentStatusBarColor, mWindow.mStatusBarColor); 1180 } 1181 1182 public static int calculateStatusBarColor(int flags, int semiTransparentStatusBarColor, 1183 int statusBarColor) { 1184 return (flags & FLAG_TRANSLUCENT_STATUS) != 0 ? semiTransparentStatusBarColor 1185 : (flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 ? statusBarColor 1186 : Color.BLACK; 1187 } 1188 1189 private int getCurrentColor(ColorViewState state) { 1190 if (state.visible) { 1191 return state.color; 1192 } else { 1193 return 0; 1194 } 1195 } 1196 1197 /** 1198 * Update a color view 1199 * 1200 * @param state the color view to update. 1201 * @param sysUiVis the current systemUiVisibility to apply. 1202 * @param color the current color to apply. 1203 * @param dividerColor the current divider color to apply. 1204 * @param size the current size in the non-parent-matching dimension. 1205 * @param verticalBar if true the view is attached to a vertical edge, otherwise to a 1206 * horizontal edge, 1207 * @param sideMargin sideMargin for the color view. 1208 * @param animate if true, the change will be animated. 1209 */ 1210 private void updateColorViewInt(final ColorViewState state, int sysUiVis, int color, 1211 int dividerColor, int size, boolean verticalBar, boolean seascape, int sideMargin, 1212 boolean animate, boolean force) { 1213 state.present = state.attributes.isPresent(sysUiVis, mWindow.getAttributes().flags, force); 1214 boolean show = state.attributes.isVisible(state.present, color, 1215 mWindow.getAttributes().flags, force); 1216 boolean showView = show && !isResizing() && size > 0; 1217 1218 boolean visibilityChanged = false; 1219 View view = state.view; 1220 1221 int resolvedHeight = verticalBar ? LayoutParams.MATCH_PARENT : size; 1222 int resolvedWidth = verticalBar ? size : LayoutParams.MATCH_PARENT; 1223 int resolvedGravity = verticalBar 1224 ? (seascape ? state.attributes.seascapeGravity : state.attributes.horizontalGravity) 1225 : state.attributes.verticalGravity; 1226 1227 if (view == null) { 1228 if (showView) { 1229 state.view = view = new View(mContext); 1230 setColor(view, color, dividerColor, verticalBar, seascape); 1231 view.setTransitionName(state.attributes.transitionName); 1232 view.setId(state.attributes.id); 1233 visibilityChanged = true; 1234 view.setVisibility(INVISIBLE); 1235 state.targetVisibility = VISIBLE; 1236 1237 LayoutParams lp = new LayoutParams(resolvedWidth, resolvedHeight, 1238 resolvedGravity); 1239 if (seascape) { 1240 lp.leftMargin = sideMargin; 1241 } else { 1242 lp.rightMargin = sideMargin; 1243 } 1244 addView(view, lp); 1245 updateColorViewTranslations(); 1246 } 1247 } else { 1248 int vis = showView ? VISIBLE : INVISIBLE; 1249 visibilityChanged = state.targetVisibility != vis; 1250 state.targetVisibility = vis; 1251 LayoutParams lp = (LayoutParams) view.getLayoutParams(); 1252 int rightMargin = seascape ? 0 : sideMargin; 1253 int leftMargin = seascape ? sideMargin : 0; 1254 if (lp.height != resolvedHeight || lp.width != resolvedWidth 1255 || lp.gravity != resolvedGravity || lp.rightMargin != rightMargin 1256 || lp.leftMargin != leftMargin) { 1257 lp.height = resolvedHeight; 1258 lp.width = resolvedWidth; 1259 lp.gravity = resolvedGravity; 1260 lp.rightMargin = rightMargin; 1261 lp.leftMargin = leftMargin; 1262 view.setLayoutParams(lp); 1263 } 1264 if (showView) { 1265 setColor(view, color, dividerColor, verticalBar, seascape); 1266 } 1267 } 1268 if (visibilityChanged) { 1269 view.animate().cancel(); 1270 if (animate && !isResizing()) { 1271 if (showView) { 1272 if (view.getVisibility() != VISIBLE) { 1273 view.setVisibility(VISIBLE); 1274 view.setAlpha(0.0f); 1275 } 1276 view.animate().alpha(1.0f).setInterpolator(mShowInterpolator). 1277 setDuration(mBarEnterExitDuration); 1278 } else { 1279 view.animate().alpha(0.0f).setInterpolator(mHideInterpolator) 1280 .setDuration(mBarEnterExitDuration) 1281 .withEndAction(new Runnable() { 1282 @Override 1283 public void run() { 1284 state.view.setAlpha(1.0f); 1285 state.view.setVisibility(INVISIBLE); 1286 } 1287 }); 1288 } 1289 } else { 1290 view.setAlpha(1.0f); 1291 view.setVisibility(showView ? VISIBLE : INVISIBLE); 1292 } 1293 } 1294 state.visible = show; 1295 state.color = color; 1296 } 1297 1298 private static void setColor(View v, int color, int dividerColor, boolean verticalBar, 1299 boolean seascape) { 1300 if (dividerColor != 0) { 1301 final Pair<Boolean, Boolean> dir = (Pair<Boolean, Boolean>) v.getTag(); 1302 if (dir == null || dir.first != verticalBar || dir.second != seascape) { 1303 final int size = Math.round( 1304 TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 1, 1305 v.getContext().getResources().getDisplayMetrics())); 1306 // Use an inset to make the divider line on the side that faces the app. 1307 final InsetDrawable d = new InsetDrawable(new ColorDrawable(color), 1308 verticalBar && !seascape ? size : 0, 1309 !verticalBar ? size : 0, 1310 verticalBar && seascape ? size : 0, 0); 1311 v.setBackground(new LayerDrawable(new Drawable[] { 1312 new ColorDrawable(dividerColor), d })); 1313 v.setTag(new Pair<>(verticalBar, seascape)); 1314 } else { 1315 final LayerDrawable d = (LayerDrawable) v.getBackground(); 1316 final InsetDrawable inset = ((InsetDrawable) d.getDrawable(1)); 1317 ((ColorDrawable) inset.getDrawable()).setColor(color); 1318 ((ColorDrawable) d.getDrawable(0)).setColor(dividerColor); 1319 } 1320 } else { 1321 v.setTag(null); 1322 v.setBackgroundColor(color); 1323 } 1324 } 1325 1326 private void updateColorViewTranslations() { 1327 // Put the color views back in place when they get moved off the screen 1328 // due to the the ViewRootImpl panning. 1329 int rootScrollY = mRootScrollY; 1330 if (mStatusColorViewState.view != null) { 1331 mStatusColorViewState.view.setTranslationY(rootScrollY > 0 ? rootScrollY : 0); 1332 } 1333 if (mNavigationColorViewState.view != null) { 1334 mNavigationColorViewState.view.setTranslationY(rootScrollY < 0 ? rootScrollY : 0); 1335 } 1336 } 1337 1338 private WindowInsets updateStatusGuard(WindowInsets insets) { 1339 boolean showStatusGuard = false; 1340 // Show the status guard when the non-overlay contextual action bar is showing 1341 if (mPrimaryActionModeView != null) { 1342 if (mPrimaryActionModeView.getLayoutParams() instanceof MarginLayoutParams) { 1343 // Insets are magic! 1344 final MarginLayoutParams mlp = (MarginLayoutParams) 1345 mPrimaryActionModeView.getLayoutParams(); 1346 boolean mlpChanged = false; 1347 if (mPrimaryActionModeView.isShown()) { 1348 if (mTempRect == null) { 1349 mTempRect = new Rect(); 1350 } 1351 final Rect rect = mTempRect; 1352 1353 // If the parent doesn't consume the insets, manually 1354 // apply the default system window insets. 1355 mWindow.mContentParent.computeSystemWindowInsets(insets, rect); 1356 final int newMargin = rect.top == 0 ? insets.getSystemWindowInsetTop() : 0; 1357 if (mlp.topMargin != newMargin) { 1358 mlpChanged = true; 1359 mlp.topMargin = insets.getSystemWindowInsetTop(); 1360 1361 if (mStatusGuard == null) { 1362 mStatusGuard = new View(mContext); 1363 mStatusGuard.setBackgroundColor(mContext.getColor( 1364 R.color.decor_view_status_guard)); 1365 addView(mStatusGuard, indexOfChild(mStatusColorViewState.view), 1366 new LayoutParams(LayoutParams.MATCH_PARENT, 1367 mlp.topMargin, Gravity.START | Gravity.TOP)); 1368 } else { 1369 final LayoutParams lp = (LayoutParams) 1370 mStatusGuard.getLayoutParams(); 1371 if (lp.height != mlp.topMargin) { 1372 lp.height = mlp.topMargin; 1373 mStatusGuard.setLayoutParams(lp); 1374 } 1375 } 1376 } 1377 1378 // The action mode's theme may differ from the app, so 1379 // always show the status guard above it if we have one. 1380 showStatusGuard = mStatusGuard != null; 1381 1382 // We only need to consume the insets if the action 1383 // mode is overlaid on the app content (e.g. it's 1384 // sitting in a FrameLayout, see 1385 // screen_simple_overlay_action_mode.xml). 1386 final boolean nonOverlay = (mWindow.getLocalFeaturesPrivate() 1387 & (1 << Window.FEATURE_ACTION_MODE_OVERLAY)) == 0; 1388 insets = insets.consumeSystemWindowInsets( 1389 false, nonOverlay && showStatusGuard /* top */, false, false); 1390 } else { 1391 // reset top margin 1392 if (mlp.topMargin != 0) { 1393 mlpChanged = true; 1394 mlp.topMargin = 0; 1395 } 1396 } 1397 if (mlpChanged) { 1398 mPrimaryActionModeView.setLayoutParams(mlp); 1399 } 1400 } 1401 } 1402 if (mStatusGuard != null) { 1403 mStatusGuard.setVisibility(showStatusGuard ? View.VISIBLE : View.GONE); 1404 } 1405 return insets; 1406 } 1407 1408 /** 1409 * Overrides the view outline when the activity enters picture-in-picture to ensure that it has 1410 * an opaque shadow even if the window background is completely transparent. This only applies 1411 * to activities that are currently the task root. 1412 */ 1413 public void updatePictureInPictureOutlineProvider(boolean isInPictureInPictureMode) { 1414 if (mIsInPictureInPictureMode == isInPictureInPictureMode) { 1415 return; 1416 } 1417 1418 if (isInPictureInPictureMode) { 1419 final Window.WindowControllerCallback callback = 1420 mWindow.getWindowControllerCallback(); 1421 if (callback != null && callback.isTaskRoot()) { 1422 // Call super implementation directly as we don't want to save the PIP outline 1423 // provider to be restored 1424 super.setOutlineProvider(PIP_OUTLINE_PROVIDER); 1425 } 1426 } else { 1427 // Restore the previous outline provider 1428 if (getOutlineProvider() != mLastOutlineProvider) { 1429 setOutlineProvider(mLastOutlineProvider); 1430 } 1431 } 1432 mIsInPictureInPictureMode = isInPictureInPictureMode; 1433 } 1434 1435 @Override 1436 public void setOutlineProvider(ViewOutlineProvider provider) { 1437 super.setOutlineProvider(provider); 1438 1439 // Save the outline provider set to ensure that we can restore when the activity leaves PiP 1440 mLastOutlineProvider = provider; 1441 } 1442 1443 private void drawableChanged() { 1444 if (mChanging) { 1445 return; 1446 } 1447 1448 setPadding(mFramePadding.left + mBackgroundPadding.left, 1449 mFramePadding.top + mBackgroundPadding.top, 1450 mFramePadding.right + mBackgroundPadding.right, 1451 mFramePadding.bottom + mBackgroundPadding.bottom); 1452 requestLayout(); 1453 invalidate(); 1454 1455 int opacity = PixelFormat.OPAQUE; 1456 final WindowConfiguration winConfig = getResources().getConfiguration().windowConfiguration; 1457 if (winConfig.hasWindowShadow()) { 1458 // If the window has a shadow, it must be translucent. 1459 opacity = PixelFormat.TRANSLUCENT; 1460 } else{ 1461 // Note: If there is no background, we will assume opaque. The 1462 // common case seems to be that an application sets there to be 1463 // no background so it can draw everything itself. For that, 1464 // we would like to assume OPAQUE and let the app force it to 1465 // the slower TRANSLUCENT mode if that is really what it wants. 1466 Drawable bg = getBackground(); 1467 Drawable fg = getForeground(); 1468 if (bg != null) { 1469 if (fg == null) { 1470 opacity = bg.getOpacity(); 1471 } else if (mFramePadding.left <= 0 && mFramePadding.top <= 0 1472 && mFramePadding.right <= 0 && mFramePadding.bottom <= 0) { 1473 // If the frame padding is zero, then we can be opaque 1474 // if either the frame -or- the background is opaque. 1475 int fop = fg.getOpacity(); 1476 int bop = bg.getOpacity(); 1477 if (false) 1478 Log.v(mLogTag, "Background opacity: " + bop + ", Frame opacity: " + fop); 1479 if (fop == PixelFormat.OPAQUE || bop == PixelFormat.OPAQUE) { 1480 opacity = PixelFormat.OPAQUE; 1481 } else if (fop == PixelFormat.UNKNOWN) { 1482 opacity = bop; 1483 } else if (bop == PixelFormat.UNKNOWN) { 1484 opacity = fop; 1485 } else { 1486 opacity = Drawable.resolveOpacity(fop, bop); 1487 } 1488 } else { 1489 // For now we have to assume translucent if there is a 1490 // frame with padding... there is no way to tell if the 1491 // frame and background together will draw all pixels. 1492 if (false) 1493 Log.v(mLogTag, "Padding: " + mFramePadding); 1494 opacity = PixelFormat.TRANSLUCENT; 1495 } 1496 } 1497 if (false) 1498 Log.v(mLogTag, "Background: " + bg + ", Frame: " + fg); 1499 } 1500 1501 if (false) 1502 Log.v(mLogTag, "Selected default opacity: " + opacity); 1503 1504 mDefaultOpacity = opacity; 1505 if (mFeatureId < 0) { 1506 mWindow.setDefaultWindowFormat(opacity); 1507 } 1508 } 1509 1510 @Override 1511 public void onWindowFocusChanged(boolean hasWindowFocus) { 1512 super.onWindowFocusChanged(hasWindowFocus); 1513 1514 // If the user is chording a menu shortcut, release the chord since 1515 // this window lost focus 1516 if (mWindow.hasFeature(Window.FEATURE_OPTIONS_PANEL) && !hasWindowFocus 1517 && mWindow.mPanelChordingKey != 0) { 1518 mWindow.closePanel(Window.FEATURE_OPTIONS_PANEL); 1519 } 1520 1521 final Window.Callback cb = mWindow.getCallback(); 1522 if (cb != null && !mWindow.isDestroyed() && mFeatureId < 0) { 1523 cb.onWindowFocusChanged(hasWindowFocus); 1524 } 1525 1526 if (mPrimaryActionMode != null) { 1527 mPrimaryActionMode.onWindowFocusChanged(hasWindowFocus); 1528 } 1529 if (mFloatingActionMode != null) { 1530 mFloatingActionMode.onWindowFocusChanged(hasWindowFocus); 1531 } 1532 1533 updateElevation(); 1534 } 1535 1536 @Override 1537 protected void onAttachedToWindow() { 1538 super.onAttachedToWindow(); 1539 1540 final Window.Callback cb = mWindow.getCallback(); 1541 if (cb != null && !mWindow.isDestroyed() && mFeatureId < 0) { 1542 cb.onAttachedToWindow(); 1543 } 1544 1545 if (mFeatureId == -1) { 1546 /* 1547 * The main window has been attached, try to restore any panels 1548 * that may have been open before. This is called in cases where 1549 * an activity is being killed for configuration change and the 1550 * menu was open. When the activity is recreated, the menu 1551 * should be shown again. 1552 */ 1553 mWindow.openPanelsAfterRestore(); 1554 } 1555 1556 if (!mWindowResizeCallbacksAdded) { 1557 // If there is no window callback installed there was no window set before. Set it now. 1558 // Note that our ViewRootImpl object will not change. 1559 getViewRootImpl().addWindowCallbacks(this); 1560 mWindowResizeCallbacksAdded = true; 1561 } else if (mBackdropFrameRenderer != null) { 1562 // We are resizing and this call happened due to a configuration change. Tell the 1563 // renderer about it. 1564 mBackdropFrameRenderer.onConfigurationChange(); 1565 } 1566 mWindow.onViewRootImplSet(getViewRootImpl()); 1567 } 1568 1569 @Override 1570 protected void onDetachedFromWindow() { 1571 super.onDetachedFromWindow(); 1572 1573 final Window.Callback cb = mWindow.getCallback(); 1574 if (cb != null && mFeatureId < 0) { 1575 cb.onDetachedFromWindow(); 1576 } 1577 1578 if (mWindow.mDecorContentParent != null) { 1579 mWindow.mDecorContentParent.dismissPopups(); 1580 } 1581 1582 if (mPrimaryActionModePopup != null) { 1583 removeCallbacks(mShowPrimaryActionModePopup); 1584 if (mPrimaryActionModePopup.isShowing()) { 1585 mPrimaryActionModePopup.dismiss(); 1586 } 1587 mPrimaryActionModePopup = null; 1588 } 1589 if (mFloatingToolbar != null) { 1590 mFloatingToolbar.dismiss(); 1591 mFloatingToolbar = null; 1592 } 1593 1594 PhoneWindow.PanelFeatureState st = mWindow.getPanelState(Window.FEATURE_OPTIONS_PANEL, false); 1595 if (st != null && st.menu != null && mFeatureId < 0) { 1596 st.menu.close(); 1597 } 1598 1599 releaseThreadedRenderer(); 1600 1601 if (mWindowResizeCallbacksAdded) { 1602 getViewRootImpl().removeWindowCallbacks(this); 1603 mWindowResizeCallbacksAdded = false; 1604 } 1605 } 1606 1607 @Override 1608 public void onCloseSystemDialogs(String reason) { 1609 if (mFeatureId >= 0) { 1610 mWindow.closeAllPanels(); 1611 } 1612 } 1613 1614 public android.view.SurfaceHolder.Callback2 willYouTakeTheSurface() { 1615 return mFeatureId < 0 ? mWindow.mTakeSurfaceCallback : null; 1616 } 1617 1618 public InputQueue.Callback willYouTakeTheInputQueue() { 1619 return mFeatureId < 0 ? mWindow.mTakeInputQueueCallback : null; 1620 } 1621 1622 public void setSurfaceType(int type) { 1623 mWindow.setType(type); 1624 } 1625 1626 public void setSurfaceFormat(int format) { 1627 mWindow.setFormat(format); 1628 } 1629 1630 public void setSurfaceKeepScreenOn(boolean keepOn) { 1631 if (keepOn) mWindow.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 1632 else mWindow.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 1633 } 1634 1635 @Override 1636 public void onRootViewScrollYChanged(int rootScrollY) { 1637 mRootScrollY = rootScrollY; 1638 updateColorViewTranslations(); 1639 } 1640 1641 private ActionMode createActionMode( 1642 int type, ActionMode.Callback2 callback, View originatingView) { 1643 switch (type) { 1644 case ActionMode.TYPE_PRIMARY: 1645 default: 1646 return createStandaloneActionMode(callback); 1647 case ActionMode.TYPE_FLOATING: 1648 return createFloatingActionMode(originatingView, callback); 1649 } 1650 } 1651 1652 private void setHandledActionMode(ActionMode mode) { 1653 if (mode.getType() == ActionMode.TYPE_PRIMARY) { 1654 setHandledPrimaryActionMode(mode); 1655 } else if (mode.getType() == ActionMode.TYPE_FLOATING) { 1656 setHandledFloatingActionMode(mode); 1657 } 1658 } 1659 1660 private ActionMode createStandaloneActionMode(ActionMode.Callback callback) { 1661 endOnGoingFadeAnimation(); 1662 cleanupPrimaryActionMode(); 1663 // We want to create new mPrimaryActionModeView in two cases: if there is no existing 1664 // instance at all, or if there is one, but it is detached from window. The latter case 1665 // might happen when app is resized in multi-window mode and decor view is preserved 1666 // along with the main app window. Keeping mPrimaryActionModeView reference doesn't cause 1667 // app memory leaks because killMode() is called when the dismiss animation ends and from 1668 // cleanupPrimaryActionMode() invocation above. 1669 if (mPrimaryActionModeView == null || !mPrimaryActionModeView.isAttachedToWindow()) { 1670 if (mWindow.isFloating()) { 1671 // Use the action bar theme. 1672 final TypedValue outValue = new TypedValue(); 1673 final Resources.Theme baseTheme = mContext.getTheme(); 1674 baseTheme.resolveAttribute(R.attr.actionBarTheme, outValue, true); 1675 1676 final Context actionBarContext; 1677 if (outValue.resourceId != 0) { 1678 final Resources.Theme actionBarTheme = mContext.getResources().newTheme(); 1679 actionBarTheme.setTo(baseTheme); 1680 actionBarTheme.applyStyle(outValue.resourceId, true); 1681 1682 actionBarContext = new ContextThemeWrapper(mContext, 0); 1683 actionBarContext.getTheme().setTo(actionBarTheme); 1684 } else { 1685 actionBarContext = mContext; 1686 } 1687 1688 mPrimaryActionModeView = new ActionBarContextView(actionBarContext); 1689 mPrimaryActionModePopup = new PopupWindow(actionBarContext, null, 1690 R.attr.actionModePopupWindowStyle); 1691 mPrimaryActionModePopup.setWindowLayoutType( 1692 WindowManager.LayoutParams.TYPE_APPLICATION); 1693 mPrimaryActionModePopup.setContentView(mPrimaryActionModeView); 1694 mPrimaryActionModePopup.setWidth(MATCH_PARENT); 1695 1696 actionBarContext.getTheme().resolveAttribute( 1697 R.attr.actionBarSize, outValue, true); 1698 final int height = TypedValue.complexToDimensionPixelSize(outValue.data, 1699 actionBarContext.getResources().getDisplayMetrics()); 1700 mPrimaryActionModeView.setContentHeight(height); 1701 mPrimaryActionModePopup.setHeight(WRAP_CONTENT); 1702 mShowPrimaryActionModePopup = new Runnable() { 1703 public void run() { 1704 mPrimaryActionModePopup.showAtLocation( 1705 mPrimaryActionModeView.getApplicationWindowToken(), 1706 Gravity.TOP | Gravity.FILL_HORIZONTAL, 0, 0); 1707 endOnGoingFadeAnimation(); 1708 1709 if (shouldAnimatePrimaryActionModeView()) { 1710 mFadeAnim = ObjectAnimator.ofFloat(mPrimaryActionModeView, View.ALPHA, 1711 0f, 1f); 1712 mFadeAnim.addListener(new AnimatorListenerAdapter() { 1713 @Override 1714 public void onAnimationStart(Animator animation) { 1715 mPrimaryActionModeView.setVisibility(VISIBLE); 1716 } 1717 1718 @Override 1719 public void onAnimationEnd(Animator animation) { 1720 mPrimaryActionModeView.setAlpha(1f); 1721 mFadeAnim = null; 1722 } 1723 }); 1724 mFadeAnim.start(); 1725 } else { 1726 mPrimaryActionModeView.setAlpha(1f); 1727 mPrimaryActionModeView.setVisibility(VISIBLE); 1728 } 1729 } 1730 }; 1731 } else { 1732 ViewStub stub = findViewById(R.id.action_mode_bar_stub); 1733 if (stub != null) { 1734 mPrimaryActionModeView = (ActionBarContextView) stub.inflate(); 1735 mPrimaryActionModePopup = null; 1736 } 1737 } 1738 } 1739 if (mPrimaryActionModeView != null) { 1740 mPrimaryActionModeView.killMode(); 1741 ActionMode mode = new StandaloneActionMode( 1742 mPrimaryActionModeView.getContext(), mPrimaryActionModeView, 1743 callback, mPrimaryActionModePopup == null); 1744 return mode; 1745 } 1746 return null; 1747 } 1748 1749 private void endOnGoingFadeAnimation() { 1750 if (mFadeAnim != null) { 1751 mFadeAnim.end(); 1752 } 1753 } 1754 1755 private void setHandledPrimaryActionMode(ActionMode mode) { 1756 endOnGoingFadeAnimation(); 1757 mPrimaryActionMode = mode; 1758 mPrimaryActionMode.invalidate(); 1759 mPrimaryActionModeView.initForMode(mPrimaryActionMode); 1760 if (mPrimaryActionModePopup != null) { 1761 post(mShowPrimaryActionModePopup); 1762 } else { 1763 if (shouldAnimatePrimaryActionModeView()) { 1764 mFadeAnim = ObjectAnimator.ofFloat(mPrimaryActionModeView, View.ALPHA, 0f, 1f); 1765 mFadeAnim.addListener(new AnimatorListenerAdapter() { 1766 @Override 1767 public void onAnimationStart(Animator animation) { 1768 mPrimaryActionModeView.setVisibility(View.VISIBLE); 1769 } 1770 1771 @Override 1772 public void onAnimationEnd(Animator animation) { 1773 mPrimaryActionModeView.setAlpha(1f); 1774 mFadeAnim = null; 1775 } 1776 }); 1777 mFadeAnim.start(); 1778 } else { 1779 mPrimaryActionModeView.setAlpha(1f); 1780 mPrimaryActionModeView.setVisibility(View.VISIBLE); 1781 } 1782 } 1783 mPrimaryActionModeView.sendAccessibilityEvent( 1784 AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 1785 } 1786 1787 boolean shouldAnimatePrimaryActionModeView() { 1788 // We only to animate the action mode in if the decor has already been laid out. 1789 // If it hasn't been laid out, it hasn't been drawn to screen yet. 1790 return isLaidOut(); 1791 } 1792 1793 private ActionMode createFloatingActionMode( 1794 View originatingView, ActionMode.Callback2 callback) { 1795 if (mFloatingActionMode != null) { 1796 mFloatingActionMode.finish(); 1797 } 1798 cleanupFloatingActionModeViews(); 1799 mFloatingToolbar = new FloatingToolbar(mWindow); 1800 final FloatingActionMode mode = 1801 new FloatingActionMode(mContext, callback, originatingView, mFloatingToolbar); 1802 mFloatingActionModeOriginatingView = originatingView; 1803 mFloatingToolbarPreDrawListener = 1804 new ViewTreeObserver.OnPreDrawListener() { 1805 @Override 1806 public boolean onPreDraw() { 1807 mode.updateViewLocationInWindow(); 1808 return true; 1809 } 1810 }; 1811 return mode; 1812 } 1813 1814 private void setHandledFloatingActionMode(ActionMode mode) { 1815 mFloatingActionMode = mode; 1816 mFloatingActionMode.invalidate(); // Will show the floating toolbar if necessary. 1817 mFloatingActionModeOriginatingView.getViewTreeObserver() 1818 .addOnPreDrawListener(mFloatingToolbarPreDrawListener); 1819 } 1820 1821 /** 1822 * Informs the decor if the caption is attached and visible. 1823 * @param attachedAndVisible true when the decor is visible. 1824 * Note that this will even be called if there is no caption. 1825 **/ 1826 void enableCaption(boolean attachedAndVisible) { 1827 if (mHasCaption != attachedAndVisible) { 1828 mHasCaption = attachedAndVisible; 1829 if (getForeground() != null) { 1830 drawableChanged(); 1831 } 1832 } 1833 } 1834 1835 void setWindow(PhoneWindow phoneWindow) { 1836 mWindow = phoneWindow; 1837 Context context = getContext(); 1838 if (context instanceof DecorContext) { 1839 DecorContext decorContext = (DecorContext) context; 1840 decorContext.setPhoneWindow(mWindow); 1841 } 1842 } 1843 1844 @Override 1845 public Resources getResources() { 1846 // Make sure the Resources object is propogated from the Context since it can be updated in 1847 // the Context object. 1848 return getContext().getResources(); 1849 } 1850 1851 @Override 1852 protected void onConfigurationChanged(Configuration newConfig) { 1853 super.onConfigurationChanged(newConfig); 1854 1855 final boolean displayWindowDecor = 1856 newConfig.windowConfiguration.hasWindowDecorCaption(); 1857 if (mDecorCaptionView == null && displayWindowDecor) { 1858 // Configuration now requires a caption. 1859 final LayoutInflater inflater = mWindow.getLayoutInflater(); 1860 mDecorCaptionView = createDecorCaptionView(inflater); 1861 if (mDecorCaptionView != null) { 1862 if (mDecorCaptionView.getParent() == null) { 1863 addView(mDecorCaptionView, 0, 1864 new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 1865 } 1866 removeView(mContentRoot); 1867 mDecorCaptionView.addView(mContentRoot, 1868 new ViewGroup.MarginLayoutParams(MATCH_PARENT, MATCH_PARENT)); 1869 } 1870 } else if (mDecorCaptionView != null) { 1871 // We might have to change the kind of surface before we do anything else. 1872 mDecorCaptionView.onConfigurationChanged(displayWindowDecor); 1873 enableCaption(displayWindowDecor); 1874 } 1875 1876 updateAvailableWidth(); 1877 initializeElevation(); 1878 } 1879 1880 void onResourcesLoaded(LayoutInflater inflater, int layoutResource) { 1881 if (mBackdropFrameRenderer != null) { 1882 loadBackgroundDrawablesIfNeeded(); 1883 mBackdropFrameRenderer.onResourcesLoaded( 1884 this, mResizingBackgroundDrawable, mCaptionBackgroundDrawable, 1885 mUserCaptionBackgroundDrawable, getCurrentColor(mStatusColorViewState), 1886 getCurrentColor(mNavigationColorViewState)); 1887 } 1888 1889 mDecorCaptionView = createDecorCaptionView(inflater); 1890 final View root = inflater.inflate(layoutResource, null); 1891 if (mDecorCaptionView != null) { 1892 if (mDecorCaptionView.getParent() == null) { 1893 addView(mDecorCaptionView, 1894 new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 1895 } 1896 mDecorCaptionView.addView(root, 1897 new ViewGroup.MarginLayoutParams(MATCH_PARENT, MATCH_PARENT)); 1898 } else { 1899 1900 // Put it below the color views. 1901 addView(root, 0, new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 1902 } 1903 mContentRoot = (ViewGroup) root; 1904 initializeElevation(); 1905 } 1906 1907 private void loadBackgroundDrawablesIfNeeded() { 1908 if (mResizingBackgroundDrawable == null) { 1909 mResizingBackgroundDrawable = getResizingBackgroundDrawable(getContext(), 1910 mWindow.mBackgroundResource, mWindow.mBackgroundFallbackResource, 1911 mWindow.isTranslucent() || mWindow.isShowingWallpaper()); 1912 if (mResizingBackgroundDrawable == null) { 1913 // We shouldn't really get here as the background fallback should be always 1914 // available since it is defaulted by the system. 1915 Log.w(mLogTag, "Failed to find background drawable for PhoneWindow=" + mWindow); 1916 } 1917 } 1918 if (mCaptionBackgroundDrawable == null) { 1919 mCaptionBackgroundDrawable = getContext().getDrawable( 1920 R.drawable.decor_caption_title_focused); 1921 } 1922 if (mResizingBackgroundDrawable != null) { 1923 mLastBackgroundDrawableCb = mResizingBackgroundDrawable.getCallback(); 1924 mResizingBackgroundDrawable.setCallback(null); 1925 } 1926 } 1927 1928 // Free floating overlapping windows require a caption. 1929 private DecorCaptionView createDecorCaptionView(LayoutInflater inflater) { 1930 DecorCaptionView decorCaptionView = null; 1931 for (int i = getChildCount() - 1; i >= 0 && decorCaptionView == null; i--) { 1932 View view = getChildAt(i); 1933 if (view instanceof DecorCaptionView) { 1934 // The decor was most likely saved from a relaunch - so reuse it. 1935 decorCaptionView = (DecorCaptionView) view; 1936 removeViewAt(i); 1937 } 1938 } 1939 final WindowManager.LayoutParams attrs = mWindow.getAttributes(); 1940 final boolean isApplication = attrs.type == TYPE_BASE_APPLICATION || 1941 attrs.type == TYPE_APPLICATION || attrs.type == TYPE_DRAWN_APPLICATION; 1942 final WindowConfiguration winConfig = getResources().getConfiguration().windowConfiguration; 1943 // Only a non floating application window on one of the allowed workspaces can get a caption 1944 if (!mWindow.isFloating() && isApplication && winConfig.hasWindowDecorCaption()) { 1945 // Dependent on the brightness of the used title we either use the 1946 // dark or the light button frame. 1947 if (decorCaptionView == null) { 1948 decorCaptionView = inflateDecorCaptionView(inflater); 1949 } 1950 decorCaptionView.setPhoneWindow(mWindow, true /*showDecor*/); 1951 } else { 1952 decorCaptionView = null; 1953 } 1954 1955 // Tell the decor if it has a visible caption. 1956 enableCaption(decorCaptionView != null); 1957 return decorCaptionView; 1958 } 1959 1960 private DecorCaptionView inflateDecorCaptionView(LayoutInflater inflater) { 1961 final Context context = getContext(); 1962 // We make a copy of the inflater, so it has the right context associated with it. 1963 inflater = inflater.from(context); 1964 final DecorCaptionView view = (DecorCaptionView) inflater.inflate(R.layout.decor_caption, 1965 null); 1966 setDecorCaptionShade(context, view); 1967 return view; 1968 } 1969 1970 private void setDecorCaptionShade(Context context, DecorCaptionView view) { 1971 final int shade = mWindow.getDecorCaptionShade(); 1972 switch (shade) { 1973 case DECOR_CAPTION_SHADE_LIGHT: 1974 setLightDecorCaptionShade(view); 1975 break; 1976 case DECOR_CAPTION_SHADE_DARK: 1977 setDarkDecorCaptionShade(view); 1978 break; 1979 default: { 1980 TypedValue value = new TypedValue(); 1981 context.getTheme().resolveAttribute(R.attr.colorPrimary, value, true); 1982 // We invert the shade depending on brightness of the theme. Dark shade for light 1983 // theme and vice versa. Thanks to this the buttons should be visible on the 1984 // background. 1985 if (Color.luminance(value.data) < 0.5) { 1986 setLightDecorCaptionShade(view); 1987 } else { 1988 setDarkDecorCaptionShade(view); 1989 } 1990 break; 1991 } 1992 } 1993 } 1994 1995 void updateDecorCaptionShade() { 1996 if (mDecorCaptionView != null) { 1997 setDecorCaptionShade(getContext(), mDecorCaptionView); 1998 } 1999 } 2000 2001 private void setLightDecorCaptionShade(DecorCaptionView view) { 2002 view.findViewById(R.id.maximize_window).setBackgroundResource( 2003 R.drawable.decor_maximize_button_light); 2004 view.findViewById(R.id.close_window).setBackgroundResource( 2005 R.drawable.decor_close_button_light); 2006 } 2007 2008 private void setDarkDecorCaptionShade(DecorCaptionView view) { 2009 view.findViewById(R.id.maximize_window).setBackgroundResource( 2010 R.drawable.decor_maximize_button_dark); 2011 view.findViewById(R.id.close_window).setBackgroundResource( 2012 R.drawable.decor_close_button_dark); 2013 } 2014 2015 /** 2016 * Returns the color used to fill areas the app has not rendered content to yet when the 2017 * user is resizing the window of an activity in multi-window mode. 2018 */ 2019 public static Drawable getResizingBackgroundDrawable(Context context, int backgroundRes, 2020 int backgroundFallbackRes, boolean windowTranslucent) { 2021 if (backgroundRes != 0) { 2022 final Drawable drawable = context.getDrawable(backgroundRes); 2023 if (drawable != null) { 2024 return enforceNonTranslucentBackground(drawable, windowTranslucent); 2025 } 2026 } 2027 2028 if (backgroundFallbackRes != 0) { 2029 final Drawable fallbackDrawable = context.getDrawable(backgroundFallbackRes); 2030 if (fallbackDrawable != null) { 2031 return enforceNonTranslucentBackground(fallbackDrawable, windowTranslucent); 2032 } 2033 } 2034 return new ColorDrawable(Color.BLACK); 2035 } 2036 2037 /** 2038 * Enforces a drawable to be non-translucent to act as a background if needed, i.e. if the 2039 * window is not translucent. 2040 */ 2041 private static Drawable enforceNonTranslucentBackground(Drawable drawable, 2042 boolean windowTranslucent) { 2043 if (!windowTranslucent && drawable instanceof ColorDrawable) { 2044 ColorDrawable colorDrawable = (ColorDrawable) drawable; 2045 int color = colorDrawable.getColor(); 2046 if (Color.alpha(color) != 255) { 2047 ColorDrawable copy = (ColorDrawable) colorDrawable.getConstantState().newDrawable() 2048 .mutate(); 2049 copy.setColor( 2050 Color.argb(255, Color.red(color), Color.green(color), Color.blue(color))); 2051 return copy; 2052 } 2053 } 2054 return drawable; 2055 } 2056 2057 void clearContentView() { 2058 if (mDecorCaptionView != null) { 2059 mDecorCaptionView.removeContentView(); 2060 } else { 2061 // This window doesn't have caption, so we need to remove everything except our views 2062 // we might have added. 2063 for (int i = getChildCount() - 1; i >= 0; i--) { 2064 View v = getChildAt(i); 2065 if (v != mStatusColorViewState.view && v != mNavigationColorViewState.view 2066 && v != mStatusGuard) { 2067 removeViewAt(i); 2068 } 2069 } 2070 } 2071 } 2072 2073 @Override 2074 public void onWindowSizeIsChanging(Rect newBounds, boolean fullscreen, Rect systemInsets, 2075 Rect stableInsets) { 2076 if (mBackdropFrameRenderer != null) { 2077 mBackdropFrameRenderer.setTargetRect(newBounds, fullscreen, systemInsets, stableInsets); 2078 } 2079 } 2080 2081 @Override 2082 public void onWindowDragResizeStart(Rect initialBounds, boolean fullscreen, Rect systemInsets, 2083 Rect stableInsets, int resizeMode) { 2084 if (mWindow.isDestroyed()) { 2085 // If the owner's window is gone, we should not be able to come here anymore. 2086 releaseThreadedRenderer(); 2087 return; 2088 } 2089 if (mBackdropFrameRenderer != null) { 2090 return; 2091 } 2092 final ThreadedRenderer renderer = getThreadedRenderer(); 2093 if (renderer != null) { 2094 loadBackgroundDrawablesIfNeeded(); 2095 mBackdropFrameRenderer = new BackdropFrameRenderer(this, renderer, 2096 initialBounds, mResizingBackgroundDrawable, mCaptionBackgroundDrawable, 2097 mUserCaptionBackgroundDrawable, getCurrentColor(mStatusColorViewState), 2098 getCurrentColor(mNavigationColorViewState), fullscreen, systemInsets, 2099 stableInsets, resizeMode); 2100 2101 // Get rid of the shadow while we are resizing. Shadow drawing takes considerable time. 2102 // If we want to get the shadow shown while resizing, we would need to elevate a new 2103 // element which owns the caption and has the elevation. 2104 updateElevation(); 2105 2106 updateColorViews(null /* insets */, false); 2107 } 2108 mResizeMode = resizeMode; 2109 getViewRootImpl().requestInvalidateRootRenderNode(); 2110 } 2111 2112 @Override 2113 public void onWindowDragResizeEnd() { 2114 releaseThreadedRenderer(); 2115 updateColorViews(null /* insets */, false); 2116 mResizeMode = RESIZE_MODE_INVALID; 2117 getViewRootImpl().requestInvalidateRootRenderNode(); 2118 } 2119 2120 @Override 2121 public boolean onContentDrawn(int offsetX, int offsetY, int sizeX, int sizeY) { 2122 if (mBackdropFrameRenderer == null) { 2123 return false; 2124 } 2125 return mBackdropFrameRenderer.onContentDrawn(offsetX, offsetY, sizeX, sizeY); 2126 } 2127 2128 @Override 2129 public void onRequestDraw(boolean reportNextDraw) { 2130 if (mBackdropFrameRenderer != null) { 2131 mBackdropFrameRenderer.onRequestDraw(reportNextDraw); 2132 } else if (reportNextDraw) { 2133 // If render thread is gone, just report immediately. 2134 if (isAttachedToWindow()) { 2135 getViewRootImpl().reportDrawFinish(); 2136 } 2137 } 2138 } 2139 2140 @Override 2141 public void onPostDraw(DisplayListCanvas canvas) { 2142 drawResizingShadowIfNeeded(canvas); 2143 } 2144 2145 private void initResizingPaints() { 2146 final int startColor = mContext.getResources().getColor( 2147 R.color.resize_shadow_start_color, null); 2148 final int endColor = mContext.getResources().getColor( 2149 R.color.resize_shadow_end_color, null); 2150 final int middleColor = (startColor + endColor) / 2; 2151 mHorizontalResizeShadowPaint.setShader(new LinearGradient( 2152 0, 0, 0, mResizeShadowSize, new int[] { startColor, middleColor, endColor }, 2153 new float[] { 0f, 0.3f, 1f }, Shader.TileMode.CLAMP)); 2154 mVerticalResizeShadowPaint.setShader(new LinearGradient( 2155 0, 0, mResizeShadowSize, 0, new int[] { startColor, middleColor, endColor }, 2156 new float[] { 0f, 0.3f, 1f }, Shader.TileMode.CLAMP)); 2157 } 2158 2159 private void drawResizingShadowIfNeeded(DisplayListCanvas canvas) { 2160 if (mResizeMode != RESIZE_MODE_DOCKED_DIVIDER || mWindow.mIsFloating 2161 || mWindow.isTranslucent() 2162 || mWindow.isShowingWallpaper()) { 2163 return; 2164 } 2165 canvas.save(); 2166 canvas.translate(0, getHeight() - mFrameOffsets.bottom); 2167 canvas.drawRect(0, 0, getWidth(), mResizeShadowSize, mHorizontalResizeShadowPaint); 2168 canvas.restore(); 2169 canvas.save(); 2170 canvas.translate(getWidth() - mFrameOffsets.right, 0); 2171 canvas.drawRect(0, 0, mResizeShadowSize, getHeight(), mVerticalResizeShadowPaint); 2172 canvas.restore(); 2173 } 2174 2175 /** Release the renderer thread which is usually done when the user stops resizing. */ 2176 private void releaseThreadedRenderer() { 2177 if (mResizingBackgroundDrawable != null && mLastBackgroundDrawableCb != null) { 2178 mResizingBackgroundDrawable.setCallback(mLastBackgroundDrawableCb); 2179 mLastBackgroundDrawableCb = null; 2180 } 2181 2182 if (mBackdropFrameRenderer != null) { 2183 mBackdropFrameRenderer.releaseRenderer(); 2184 mBackdropFrameRenderer = null; 2185 // Bring the shadow back. 2186 updateElevation(); 2187 } 2188 } 2189 2190 private boolean isResizing() { 2191 return mBackdropFrameRenderer != null; 2192 } 2193 2194 /** 2195 * The elevation gets set for the first time and the framework needs to be informed that 2196 * the surface layer gets created with the shadow size in mind. 2197 */ 2198 private void initializeElevation() { 2199 // TODO(skuhne): Call setMaxElevation here accordingly after b/22668382 got fixed. 2200 mAllowUpdateElevation = false; 2201 updateElevation(); 2202 } 2203 2204 private void updateElevation() { 2205 float elevation = 0; 2206 final boolean wasAdjustedForStack = mElevationAdjustedForStack; 2207 // Do not use a shadow when we are in resizing mode (mBackdropFrameRenderer not null) 2208 // since the shadow is bound to the content size and not the target size. 2209 final int windowingMode = 2210 getResources().getConfiguration().windowConfiguration.getWindowingMode(); 2211 if ((windowingMode == WINDOWING_MODE_FREEFORM) && !isResizing()) { 2212 elevation = hasWindowFocus() ? 2213 DECOR_SHADOW_FOCUSED_HEIGHT_IN_DIP : DECOR_SHADOW_UNFOCUSED_HEIGHT_IN_DIP; 2214 // Add a maximum shadow height value to the top level view. 2215 // Note that pinned stack doesn't have focus 2216 // so maximum shadow height adjustment isn't needed. 2217 // TODO(skuhne): Remove this if clause once b/22668382 got fixed. 2218 if (!mAllowUpdateElevation) { 2219 elevation = DECOR_SHADOW_FOCUSED_HEIGHT_IN_DIP; 2220 } 2221 // Convert the DP elevation into physical pixels. 2222 elevation = dipToPx(elevation); 2223 mElevationAdjustedForStack = true; 2224 } else if (windowingMode == WINDOWING_MODE_PINNED) { 2225 elevation = dipToPx(PINNED_WINDOWING_MODE_ELEVATION_IN_DIP); 2226 mElevationAdjustedForStack = true; 2227 } else { 2228 mElevationAdjustedForStack = false; 2229 } 2230 2231 // Don't change the elevation if we didn't previously adjust it for the stack it was in 2232 // or it didn't change. 2233 if ((wasAdjustedForStack || mElevationAdjustedForStack) 2234 && getElevation() != elevation) { 2235 mWindow.setElevation(elevation); 2236 } 2237 } 2238 2239 boolean isShowingCaption() { 2240 return mDecorCaptionView != null && mDecorCaptionView.isCaptionShowing(); 2241 } 2242 2243 int getCaptionHeight() { 2244 return isShowingCaption() ? mDecorCaptionView.getCaptionHeight() : 0; 2245 } 2246 2247 /** 2248 * Converts a DIP measure into physical pixels. 2249 * @param dip The dip value. 2250 * @return Returns the number of pixels. 2251 */ 2252 private float dipToPx(float dip) { 2253 return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dip, 2254 getResources().getDisplayMetrics()); 2255 } 2256 2257 /** 2258 * Provide an override of the caption background drawable. 2259 */ 2260 void setUserCaptionBackgroundDrawable(Drawable drawable) { 2261 mUserCaptionBackgroundDrawable = drawable; 2262 if (mBackdropFrameRenderer != null) { 2263 mBackdropFrameRenderer.setUserCaptionBackgroundDrawable(drawable); 2264 } 2265 } 2266 2267 private static String getTitleSuffix(WindowManager.LayoutParams params) { 2268 if (params == null) { 2269 return ""; 2270 } 2271 final String[] split = params.getTitle().toString().split("\\."); 2272 if (split.length > 0) { 2273 return split[split.length - 1]; 2274 } else { 2275 return ""; 2276 } 2277 } 2278 2279 void updateLogTag(WindowManager.LayoutParams params) { 2280 mLogTag = TAG + "[" + getTitleSuffix(params) + "]"; 2281 } 2282 2283 private void updateAvailableWidth() { 2284 Resources res = getResources(); 2285 mAvailableWidth = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 2286 res.getConfiguration().screenWidthDp, res.getDisplayMetrics()); 2287 } 2288 2289 /** 2290 * @hide 2291 */ 2292 @Override 2293 public void requestKeyboardShortcuts(List<KeyboardShortcutGroup> list, int deviceId) { 2294 final PanelFeatureState st = mWindow.getPanelState(FEATURE_OPTIONS_PANEL, false); 2295 final Menu menu = st != null ? st.menu : null; 2296 if (!mWindow.isDestroyed() && mWindow.getCallback() != null) { 2297 mWindow.getCallback().onProvideKeyboardShortcuts(list, menu, deviceId); 2298 } 2299 } 2300 2301 @Override 2302 public void dispatchPointerCaptureChanged(boolean hasCapture) { 2303 super.dispatchPointerCaptureChanged(hasCapture); 2304 if (!mWindow.isDestroyed() && mWindow.getCallback() != null) { 2305 mWindow.getCallback().onPointerCaptureChanged(hasCapture); 2306 } 2307 } 2308 2309 @Override 2310 public int getAccessibilityViewId() { 2311 return AccessibilityNodeInfo.ROOT_ITEM_ID; 2312 } 2313 2314 @Override 2315 public String toString() { 2316 return "DecorView@" + Integer.toHexString(this.hashCode()) + "[" 2317 + getTitleSuffix(mWindow.getAttributes()) + "]"; 2318 } 2319 2320 private static class ColorViewState { 2321 View view = null; 2322 int targetVisibility = View.INVISIBLE; 2323 boolean present = false; 2324 boolean visible; 2325 int color; 2326 2327 final ColorViewAttributes attributes; 2328 2329 ColorViewState(ColorViewAttributes attributes) { 2330 this.attributes = attributes; 2331 } 2332 } 2333 2334 public static class ColorViewAttributes { 2335 2336 final int id; 2337 final int systemUiHideFlag; 2338 final int translucentFlag; 2339 final int verticalGravity; 2340 final int horizontalGravity; 2341 final int seascapeGravity; 2342 final String transitionName; 2343 final int hideWindowFlag; 2344 2345 private ColorViewAttributes(int systemUiHideFlag, int translucentFlag, int verticalGravity, 2346 int horizontalGravity, int seascapeGravity, String transitionName, int id, 2347 int hideWindowFlag) { 2348 this.id = id; 2349 this.systemUiHideFlag = systemUiHideFlag; 2350 this.translucentFlag = translucentFlag; 2351 this.verticalGravity = verticalGravity; 2352 this.horizontalGravity = horizontalGravity; 2353 this.seascapeGravity = seascapeGravity; 2354 this.transitionName = transitionName; 2355 this.hideWindowFlag = hideWindowFlag; 2356 } 2357 2358 public boolean isPresent(int sysUiVis, int windowFlags, boolean force) { 2359 return (sysUiVis & systemUiHideFlag) == 0 2360 && (windowFlags & hideWindowFlag) == 0 2361 && ((windowFlags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 2362 || force); 2363 } 2364 2365 public boolean isVisible(boolean present, int color, int windowFlags, boolean force) { 2366 return present 2367 && (color & Color.BLACK) != 0 2368 && ((windowFlags & translucentFlag) == 0 || force); 2369 } 2370 2371 public boolean isVisible(int sysUiVis, int color, int windowFlags, boolean force) { 2372 final boolean present = isPresent(sysUiVis, windowFlags, force); 2373 return isVisible(present, color, windowFlags, force); 2374 } 2375 } 2376 2377 /** 2378 * Clears out internal references when the action mode is destroyed. 2379 */ 2380 private class ActionModeCallback2Wrapper extends ActionMode.Callback2 { 2381 private final ActionMode.Callback mWrapped; 2382 2383 public ActionModeCallback2Wrapper(ActionMode.Callback wrapped) { 2384 mWrapped = wrapped; 2385 } 2386 2387 public boolean onCreateActionMode(ActionMode mode, Menu menu) { 2388 return mWrapped.onCreateActionMode(mode, menu); 2389 } 2390 2391 public boolean onPrepareActionMode(ActionMode mode, Menu menu) { 2392 requestFitSystemWindows(); 2393 return mWrapped.onPrepareActionMode(mode, menu); 2394 } 2395 2396 public boolean onActionItemClicked(ActionMode mode, MenuItem item) { 2397 return mWrapped.onActionItemClicked(mode, item); 2398 } 2399 2400 public void onDestroyActionMode(ActionMode mode) { 2401 mWrapped.onDestroyActionMode(mode); 2402 final boolean isMncApp = mContext.getApplicationInfo().targetSdkVersion 2403 >= M; 2404 final boolean isPrimary; 2405 final boolean isFloating; 2406 if (isMncApp) { 2407 isPrimary = mode == mPrimaryActionMode; 2408 isFloating = mode == mFloatingActionMode; 2409 if (!isPrimary && mode.getType() == ActionMode.TYPE_PRIMARY) { 2410 Log.e(mLogTag, "Destroying unexpected ActionMode instance of TYPE_PRIMARY; " 2411 + mode + " was not the current primary action mode! Expected " 2412 + mPrimaryActionMode); 2413 } 2414 if (!isFloating && mode.getType() == ActionMode.TYPE_FLOATING) { 2415 Log.e(mLogTag, "Destroying unexpected ActionMode instance of TYPE_FLOATING; " 2416 + mode + " was not the current floating action mode! Expected " 2417 + mFloatingActionMode); 2418 } 2419 } else { 2420 isPrimary = mode.getType() == ActionMode.TYPE_PRIMARY; 2421 isFloating = mode.getType() == ActionMode.TYPE_FLOATING; 2422 } 2423 if (isPrimary) { 2424 if (mPrimaryActionModePopup != null) { 2425 removeCallbacks(mShowPrimaryActionModePopup); 2426 } 2427 if (mPrimaryActionModeView != null) { 2428 endOnGoingFadeAnimation(); 2429 // Store action mode view reference, so we can access it safely when animation 2430 // ends. mPrimaryActionModePopup is set together with mPrimaryActionModeView, 2431 // so no need to store reference to it in separate variable. 2432 final ActionBarContextView lastActionModeView = mPrimaryActionModeView; 2433 mFadeAnim = ObjectAnimator.ofFloat(mPrimaryActionModeView, View.ALPHA, 2434 1f, 0f); 2435 mFadeAnim.addListener(new Animator.AnimatorListener() { 2436 2437 @Override 2438 public void onAnimationStart(Animator animation) { 2439 2440 } 2441 2442 @Override 2443 public void onAnimationEnd(Animator animation) { 2444 // If mPrimaryActionModeView has changed - it means that we've 2445 // cleared the content while preserving decor view. We don't 2446 // want to change the state of new instances accidentally here. 2447 if (lastActionModeView == mPrimaryActionModeView) { 2448 lastActionModeView.setVisibility(GONE); 2449 if (mPrimaryActionModePopup != null) { 2450 mPrimaryActionModePopup.dismiss(); 2451 } 2452 lastActionModeView.killMode(); 2453 mFadeAnim = null; 2454 } 2455 } 2456 2457 @Override 2458 public void onAnimationCancel(Animator animation) { 2459 2460 } 2461 2462 @Override 2463 public void onAnimationRepeat(Animator animation) { 2464 2465 } 2466 }); 2467 mFadeAnim.start(); 2468 } 2469 2470 mPrimaryActionMode = null; 2471 } else if (isFloating) { 2472 cleanupFloatingActionModeViews(); 2473 mFloatingActionMode = null; 2474 } 2475 if (mWindow.getCallback() != null && !mWindow.isDestroyed()) { 2476 try { 2477 mWindow.getCallback().onActionModeFinished(mode); 2478 } catch (AbstractMethodError ame) { 2479 // Older apps might not implement this callback method. 2480 } 2481 } 2482 requestFitSystemWindows(); 2483 } 2484 2485 @Override 2486 public void onGetContentRect(ActionMode mode, View view, Rect outRect) { 2487 if (mWrapped instanceof ActionMode.Callback2) { 2488 ((ActionMode.Callback2) mWrapped).onGetContentRect(mode, view, outRect); 2489 } else { 2490 super.onGetContentRect(mode, view, outRect); 2491 } 2492 } 2493 } 2494} 2495