DecorView.java revision 232b5f820e38398a98791cfc3d03b4ea8307b31b
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.view.accessibility.AccessibilityNodeInfo; 20import com.android.internal.R; 21import com.android.internal.policy.PhoneWindow.PanelFeatureState; 22import com.android.internal.policy.PhoneWindow.PhoneWindowMenuCallback; 23import com.android.internal.view.FloatingActionMode; 24import com.android.internal.view.RootViewSurfaceTaker; 25import com.android.internal.view.StandaloneActionMode; 26import com.android.internal.view.menu.ContextMenuBuilder; 27import com.android.internal.view.menu.MenuHelper; 28import com.android.internal.widget.ActionBarContextView; 29import com.android.internal.widget.BackgroundFallback; 30import com.android.internal.widget.DecorCaptionView; 31import com.android.internal.widget.FloatingToolbar; 32 33import java.util.List; 34 35import android.animation.Animator; 36import android.animation.AnimatorListenerAdapter; 37import android.animation.ObjectAnimator; 38import android.app.ActivityManager; 39import android.content.Context; 40import android.content.res.Configuration; 41import android.content.res.Resources; 42import android.graphics.Canvas; 43import android.graphics.Color; 44import android.graphics.LinearGradient; 45import android.graphics.Paint; 46import android.graphics.PixelFormat; 47import android.graphics.Rect; 48import android.graphics.Region; 49import android.graphics.Shader; 50import android.graphics.drawable.ColorDrawable; 51import android.graphics.drawable.Drawable; 52import android.os.RemoteException; 53import android.util.DisplayMetrics; 54import android.util.Log; 55import android.util.TypedValue; 56import android.view.ActionMode; 57import android.view.ContextThemeWrapper; 58import android.view.DisplayListCanvas; 59import android.view.Gravity; 60import android.view.InputQueue; 61import android.view.KeyEvent; 62import android.view.KeyboardShortcutGroup; 63import android.view.LayoutInflater; 64import android.view.Menu; 65import android.view.MenuItem; 66import android.view.MotionEvent; 67import android.view.ThreadedRenderer; 68import android.view.View; 69import android.view.ViewGroup; 70import android.view.ViewStub; 71import android.view.ViewTreeObserver; 72import android.view.Window; 73import android.view.WindowCallbacks; 74import android.view.WindowInsets; 75import android.view.WindowManager; 76import android.view.accessibility.AccessibilityEvent; 77import android.view.accessibility.AccessibilityManager; 78import android.view.animation.AnimationUtils; 79import android.view.animation.Interpolator; 80import android.widget.FrameLayout; 81import android.widget.PopupWindow; 82 83import static android.app.ActivityManager.StackId; 84import static android.app.ActivityManager.StackId.FULLSCREEN_WORKSPACE_STACK_ID; 85import static android.app.ActivityManager.StackId.FREEFORM_WORKSPACE_STACK_ID; 86import static android.app.ActivityManager.StackId.PINNED_STACK_ID; 87import static android.app.ActivityManager.StackId.INVALID_STACK_ID; 88import static android.content.res.Configuration.ORIENTATION_PORTRAIT; 89import static android.os.Build.VERSION_CODES.M; 90import static android.os.Build.VERSION_CODES.N; 91import static android.view.View.MeasureSpec.AT_MOST; 92import static android.view.View.MeasureSpec.EXACTLY; 93import static android.view.View.MeasureSpec.getMode; 94import static android.view.ViewGroup.LayoutParams.MATCH_PARENT; 95import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT; 96import static android.view.Window.DECOR_CAPTION_SHADE_DARK; 97import static android.view.Window.DECOR_CAPTION_SHADE_LIGHT; 98import static android.view.WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS; 99import static android.view.WindowManager.LayoutParams.FLAG_FULLSCREEN; 100import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR; 101import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_OVERSCAN; 102import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN; 103import static android.view.WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION; 104import static android.view.WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS; 105import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION; 106import static android.view.WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 107import static android.view.WindowManager.LayoutParams.TYPE_DRAWN_APPLICATION; 108import static com.android.internal.policy.PhoneWindow.FEATURE_OPTIONS_PANEL; 109 110/** @hide */ 111public class DecorView extends FrameLayout implements RootViewSurfaceTaker, WindowCallbacks { 112 private static final String TAG = "DecorView"; 113 114 private static final boolean DEBUG_MEASURE = false; 115 116 private static final boolean SWEEP_OPEN_MENU = false; 117 118 // The height of a window which has focus in DIP. 119 private final static int DECOR_SHADOW_FOCUSED_HEIGHT_IN_DIP = 20; 120 // The height of a window which has not in DIP. 121 private final static int DECOR_SHADOW_UNFOCUSED_HEIGHT_IN_DIP = 5; 122 123 public static final ColorViewAttributes STATUS_BAR_COLOR_VIEW_ATTRIBUTES = 124 new ColorViewAttributes(SYSTEM_UI_FLAG_FULLSCREEN, FLAG_TRANSLUCENT_STATUS, 125 Gravity.TOP, Gravity.LEFT, Gravity.RIGHT, 126 Window.STATUS_BAR_BACKGROUND_TRANSITION_NAME, 127 com.android.internal.R.id.statusBarBackground, 128 FLAG_FULLSCREEN); 129 130 public static final ColorViewAttributes NAVIGATION_BAR_COLOR_VIEW_ATTRIBUTES = 131 new ColorViewAttributes( 132 SYSTEM_UI_FLAG_HIDE_NAVIGATION, FLAG_TRANSLUCENT_NAVIGATION, 133 Gravity.BOTTOM, Gravity.RIGHT, Gravity.LEFT, 134 Window.NAVIGATION_BAR_BACKGROUND_TRANSITION_NAME, 135 com.android.internal.R.id.navigationBarBackground, 136 0 /* hideWindowFlag */); 137 138 // Cludge to address b/22668382: Set the shadow size to the maximum so that the layer 139 // size calculation takes the shadow size into account. We set the elevation currently 140 // to max until the first layout command has been executed. 141 private boolean mAllowUpdateElevation = false; 142 143 private boolean mElevationAdjustedForStack = false; 144 145 int mDefaultOpacity = PixelFormat.OPAQUE; 146 147 /** The feature ID of the panel, or -1 if this is the application's DecorView */ 148 private final int mFeatureId; 149 150 private final Rect mDrawingBounds = new Rect(); 151 152 private final Rect mBackgroundPadding = new Rect(); 153 154 private final Rect mFramePadding = new Rect(); 155 156 private final Rect mFrameOffsets = new Rect(); 157 158 private boolean mHasCaption = false; 159 160 private boolean mChanging; 161 162 private Drawable mMenuBackground; 163 private boolean mWatchingForMenu; 164 private int mDownY; 165 166 ActionMode mPrimaryActionMode; 167 private ActionMode mFloatingActionMode; 168 private ActionBarContextView mPrimaryActionModeView; 169 private PopupWindow mPrimaryActionModePopup; 170 private Runnable mShowPrimaryActionModePopup; 171 private ViewTreeObserver.OnPreDrawListener mFloatingToolbarPreDrawListener; 172 private View mFloatingActionModeOriginatingView; 173 private FloatingToolbar mFloatingToolbar; 174 private ObjectAnimator mFadeAnim; 175 176 // View added at runtime to draw under the status bar area 177 private View mStatusGuard; 178 // View added at runtime to draw under the navigation bar area 179 private View mNavigationGuard; 180 181 private final ColorViewState mStatusColorViewState = 182 new ColorViewState(STATUS_BAR_COLOR_VIEW_ATTRIBUTES); 183 private final ColorViewState mNavigationColorViewState = 184 new ColorViewState(NAVIGATION_BAR_COLOR_VIEW_ATTRIBUTES); 185 186 private final Interpolator mShowInterpolator; 187 private final Interpolator mHideInterpolator; 188 private final int mBarEnterExitDuration; 189 final boolean mForceWindowDrawsStatusBarBackground; 190 private final int mSemiTransparentStatusBarColor; 191 192 private final BackgroundFallback mBackgroundFallback = new BackgroundFallback(); 193 194 private int mLastTopInset = 0; 195 private int mLastBottomInset = 0; 196 private int mLastRightInset = 0; 197 private int mLastLeftInset = 0; 198 private boolean mLastHasTopStableInset = false; 199 private boolean mLastHasBottomStableInset = false; 200 private boolean mLastHasRightStableInset = false; 201 private boolean mLastHasLeftStableInset = false; 202 private int mLastWindowFlags = 0; 203 private boolean mLastShouldAlwaysConsumeNavBar = false; 204 205 private int mRootScrollY = 0; 206 207 private PhoneWindow mWindow; 208 209 ViewGroup mContentRoot; 210 211 private Rect mTempRect; 212 private Rect mOutsets = new Rect(); 213 214 // This is the caption view for the window, containing the caption and window control 215 // buttons. The visibility of this decor depends on the workspace and the window type. 216 // If the window type does not require such a view, this member might be null. 217 DecorCaptionView mDecorCaptionView; 218 219 // Stack window is currently in. Since querying and changing the stack is expensive, 220 // this is the stack value the window is currently set up for. 221 int mStackId; 222 223 private boolean mWindowResizeCallbacksAdded = false; 224 private Drawable.Callback mLastBackgroundDrawableCb = null; 225 private BackdropFrameRenderer mBackdropFrameRenderer = null; 226 private Drawable mResizingBackgroundDrawable; 227 private Drawable mCaptionBackgroundDrawable; 228 private Drawable mUserCaptionBackgroundDrawable; 229 230 private float mAvailableWidth; 231 232 String mLogTag = TAG; 233 private final Rect mFloatingInsets = new Rect(); 234 private boolean mApplyFloatingVerticalInsets = false; 235 private boolean mApplyFloatingHorizontalInsets = false; 236 237 private int mResizeMode = RESIZE_MODE_INVALID; 238 private final int mResizeShadowSize; 239 private final Paint mVerticalResizeShadowPaint = new Paint(); 240 private final Paint mHorizontalResizeShadowPaint = new Paint(); 241 242 DecorView(Context context, int featureId, PhoneWindow window, 243 WindowManager.LayoutParams params) { 244 super(context); 245 mFeatureId = featureId; 246 247 mShowInterpolator = AnimationUtils.loadInterpolator(context, 248 android.R.interpolator.linear_out_slow_in); 249 mHideInterpolator = AnimationUtils.loadInterpolator(context, 250 android.R.interpolator.fast_out_linear_in); 251 252 mBarEnterExitDuration = context.getResources().getInteger( 253 R.integer.dock_enter_exit_duration); 254 mForceWindowDrawsStatusBarBackground = context.getResources().getBoolean( 255 R.bool.config_forceWindowDrawsStatusBarBackground) 256 && context.getApplicationInfo().targetSdkVersion >= N; 257 mSemiTransparentStatusBarColor = context.getResources().getColor( 258 R.color.system_bar_background_semi_transparent, null /* theme */); 259 260 updateAvailableWidth(); 261 262 setWindow(window); 263 264 updateLogTag(params); 265 266 mResizeShadowSize = context.getResources().getDimensionPixelSize( 267 R.dimen.resize_shadow_size); 268 initResizingPaints(); 269 } 270 271 void setBackgroundFallback(int resId) { 272 mBackgroundFallback.setDrawable(resId != 0 ? getContext().getDrawable(resId) : null); 273 setWillNotDraw(getBackground() == null && !mBackgroundFallback.hasFallback()); 274 } 275 276 @Override 277 public boolean gatherTransparentRegion(Region region) { 278 boolean statusOpaque = gatherTransparentRegion(mStatusColorViewState, region); 279 boolean navOpaque = gatherTransparentRegion(mNavigationColorViewState, region); 280 boolean decorOpaque = super.gatherTransparentRegion(region); 281 282 // combine bools after computation, so each method above always executes 283 return statusOpaque || navOpaque || decorOpaque; 284 } 285 286 boolean gatherTransparentRegion(ColorViewState colorViewState, Region region) { 287 if (colorViewState.view != null && colorViewState.visible && isResizing()) { 288 // If a visible ColorViewState is in a resizing host DecorView, forcibly register its 289 // opaque area, since it's drawn by a different root RenderNode. It would otherwise be 290 // rejected by ViewGroup#gatherTransparentRegion() for the view not being VISIBLE. 291 return colorViewState.view.gatherTransparentRegion(region); 292 } 293 return false; // no opaque area added 294 } 295 296 @Override 297 public void onDraw(Canvas c) { 298 super.onDraw(c); 299 mBackgroundFallback.draw(mContentRoot, c, mWindow.mContentParent); 300 } 301 302 @Override 303 public boolean dispatchKeyEvent(KeyEvent event) { 304 final int keyCode = event.getKeyCode(); 305 final int action = event.getAction(); 306 final boolean isDown = action == KeyEvent.ACTION_DOWN; 307 308 if (isDown && (event.getRepeatCount() == 0)) { 309 // First handle chording of panel key: if a panel key is held 310 // but not released, try to execute a shortcut in it. 311 if ((mWindow.mPanelChordingKey > 0) && (mWindow.mPanelChordingKey != keyCode)) { 312 boolean handled = dispatchKeyShortcutEvent(event); 313 if (handled) { 314 return true; 315 } 316 } 317 318 // If a panel is open, perform a shortcut on it without the 319 // chorded panel key 320 if ((mWindow.mPreparedPanel != null) && mWindow.mPreparedPanel.isOpen) { 321 if (mWindow.performPanelShortcut(mWindow.mPreparedPanel, keyCode, event, 0)) { 322 return true; 323 } 324 } 325 } 326 327 if (!mWindow.isDestroyed()) { 328 final Window.Callback cb = mWindow.getCallback(); 329 final boolean handled = cb != null && mFeatureId < 0 ? cb.dispatchKeyEvent(event) 330 : super.dispatchKeyEvent(event); 331 if (handled) { 332 return true; 333 } 334 } 335 336 return isDown ? mWindow.onKeyDown(mFeatureId, event.getKeyCode(), event) 337 : mWindow.onKeyUp(mFeatureId, event.getKeyCode(), event); 338 } 339 340 @Override 341 public boolean dispatchKeyShortcutEvent(KeyEvent ev) { 342 // If the panel is already prepared, then perform the shortcut using it. 343 boolean handled; 344 if (mWindow.mPreparedPanel != null) { 345 handled = mWindow.performPanelShortcut(mWindow.mPreparedPanel, ev.getKeyCode(), ev, 346 Menu.FLAG_PERFORM_NO_CLOSE); 347 if (handled) { 348 if (mWindow.mPreparedPanel != null) { 349 mWindow.mPreparedPanel.isHandled = true; 350 } 351 return true; 352 } 353 } 354 355 // Shortcut not handled by the panel. Dispatch to the view hierarchy. 356 final Window.Callback cb = mWindow.getCallback(); 357 handled = cb != null && !mWindow.isDestroyed() && mFeatureId < 0 358 ? cb.dispatchKeyShortcutEvent(ev) : super.dispatchKeyShortcutEvent(ev); 359 if (handled) { 360 return true; 361 } 362 363 // If the panel is not prepared, then we may be trying to handle a shortcut key 364 // combination such as Control+C. Temporarily prepare the panel then mark it 365 // unprepared again when finished to ensure that the panel will again be prepared 366 // the next time it is shown for real. 367 PhoneWindow.PanelFeatureState st = 368 mWindow.getPanelState(Window.FEATURE_OPTIONS_PANEL, false); 369 if (st != null && mWindow.mPreparedPanel == null) { 370 mWindow.preparePanel(st, ev); 371 handled = mWindow.performPanelShortcut(st, ev.getKeyCode(), ev, 372 Menu.FLAG_PERFORM_NO_CLOSE); 373 st.isPrepared = false; 374 if (handled) { 375 return true; 376 } 377 } 378 return false; 379 } 380 381 @Override 382 public boolean dispatchTouchEvent(MotionEvent ev) { 383 final Window.Callback cb = mWindow.getCallback(); 384 return cb != null && !mWindow.isDestroyed() && mFeatureId < 0 385 ? cb.dispatchTouchEvent(ev) : super.dispatchTouchEvent(ev); 386 } 387 388 @Override 389 public boolean dispatchTrackballEvent(MotionEvent ev) { 390 final Window.Callback cb = mWindow.getCallback(); 391 return cb != null && !mWindow.isDestroyed() && mFeatureId < 0 392 ? cb.dispatchTrackballEvent(ev) : super.dispatchTrackballEvent(ev); 393 } 394 395 @Override 396 public boolean dispatchGenericMotionEvent(MotionEvent ev) { 397 final Window.Callback cb = mWindow.getCallback(); 398 return cb != null && !mWindow.isDestroyed() && mFeatureId < 0 399 ? cb.dispatchGenericMotionEvent(ev) : super.dispatchGenericMotionEvent(ev); 400 } 401 402 public boolean superDispatchKeyEvent(KeyEvent event) { 403 // Give priority to closing action modes if applicable. 404 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) { 405 final int action = event.getAction(); 406 // Back cancels action modes first. 407 if (mPrimaryActionMode != null) { 408 if (action == KeyEvent.ACTION_UP) { 409 mPrimaryActionMode.finish(); 410 } 411 return true; 412 } 413 } 414 415 return super.dispatchKeyEvent(event); 416 } 417 418 public boolean superDispatchKeyShortcutEvent(KeyEvent event) { 419 return super.dispatchKeyShortcutEvent(event); 420 } 421 422 public boolean superDispatchTouchEvent(MotionEvent event) { 423 return super.dispatchTouchEvent(event); 424 } 425 426 public boolean superDispatchTrackballEvent(MotionEvent event) { 427 return super.dispatchTrackballEvent(event); 428 } 429 430 public boolean superDispatchGenericMotionEvent(MotionEvent event) { 431 return super.dispatchGenericMotionEvent(event); 432 } 433 434 @Override 435 public boolean onTouchEvent(MotionEvent event) { 436 return onInterceptTouchEvent(event); 437 } 438 439 private boolean isOutOfInnerBounds(int x, int y) { 440 return x < 0 || y < 0 || x > getWidth() || y > getHeight(); 441 } 442 443 private boolean isOutOfBounds(int x, int y) { 444 return x < -5 || y < -5 || x > (getWidth() + 5) 445 || y > (getHeight() + 5); 446 } 447 448 @Override 449 public boolean onInterceptTouchEvent(MotionEvent event) { 450 int action = event.getAction(); 451 if (mHasCaption && isShowingCaption()) { 452 // Don't dispatch ACTION_DOWN to the captionr if the window is resizable and the event 453 // was (starting) outside the window. Window resizing events should be handled by 454 // WindowManager. 455 // TODO: Investigate how to handle the outside touch in window manager 456 // without generating these events. 457 // Currently we receive these because we need to enlarge the window's 458 // touch region so that the monitor channel receives the events 459 // in the outside touch area. 460 if (action == MotionEvent.ACTION_DOWN) { 461 final int x = (int) event.getX(); 462 final int y = (int) event.getY(); 463 if (isOutOfInnerBounds(x, y)) { 464 return true; 465 } 466 } 467 } 468 469 if (mFeatureId >= 0) { 470 if (action == MotionEvent.ACTION_DOWN) { 471 int x = (int)event.getX(); 472 int y = (int)event.getY(); 473 if (isOutOfBounds(x, y)) { 474 mWindow.closePanel(mFeatureId); 475 return true; 476 } 477 } 478 } 479 480 if (!SWEEP_OPEN_MENU) { 481 return false; 482 } 483 484 if (mFeatureId >= 0) { 485 if (action == MotionEvent.ACTION_DOWN) { 486 Log.i(mLogTag, "Watchiing!"); 487 mWatchingForMenu = true; 488 mDownY = (int) event.getY(); 489 return false; 490 } 491 492 if (!mWatchingForMenu) { 493 return false; 494 } 495 496 int y = (int)event.getY(); 497 if (action == MotionEvent.ACTION_MOVE) { 498 if (y > (mDownY+30)) { 499 Log.i(mLogTag, "Closing!"); 500 mWindow.closePanel(mFeatureId); 501 mWatchingForMenu = false; 502 return true; 503 } 504 } else if (action == MotionEvent.ACTION_UP) { 505 mWatchingForMenu = false; 506 } 507 508 return false; 509 } 510 511 //Log.i(mLogTag, "Intercept: action=" + action + " y=" + event.getY() 512 // + " (in " + getHeight() + ")"); 513 514 if (action == MotionEvent.ACTION_DOWN) { 515 int y = (int)event.getY(); 516 if (y >= (getHeight()-5) && !mWindow.hasChildren()) { 517 Log.i(mLogTag, "Watching!"); 518 mWatchingForMenu = true; 519 } 520 return false; 521 } 522 523 if (!mWatchingForMenu) { 524 return false; 525 } 526 527 int y = (int)event.getY(); 528 if (action == MotionEvent.ACTION_MOVE) { 529 if (y < (getHeight()-30)) { 530 Log.i(mLogTag, "Opening!"); 531 mWindow.openPanel(Window.FEATURE_OPTIONS_PANEL, new KeyEvent( 532 KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MENU)); 533 mWatchingForMenu = false; 534 return true; 535 } 536 } else if (action == MotionEvent.ACTION_UP) { 537 mWatchingForMenu = false; 538 } 539 540 return false; 541 } 542 543 @Override 544 public void sendAccessibilityEvent(int eventType) { 545 if (!AccessibilityManager.getInstance(mContext).isEnabled()) { 546 return; 547 } 548 549 // if we are showing a feature that should be announced and one child 550 // make this child the event source since this is the feature itself 551 // otherwise the callback will take over and announce its client 552 if ((mFeatureId == Window.FEATURE_OPTIONS_PANEL || 553 mFeatureId == Window.FEATURE_CONTEXT_MENU || 554 mFeatureId == Window.FEATURE_PROGRESS || 555 mFeatureId == Window.FEATURE_INDETERMINATE_PROGRESS) 556 && getChildCount() == 1) { 557 getChildAt(0).sendAccessibilityEvent(eventType); 558 } else { 559 super.sendAccessibilityEvent(eventType); 560 } 561 } 562 563 @Override 564 public boolean dispatchPopulateAccessibilityEventInternal(AccessibilityEvent event) { 565 final Window.Callback cb = mWindow.getCallback(); 566 if (cb != null && !mWindow.isDestroyed()) { 567 if (cb.dispatchPopulateAccessibilityEvent(event)) { 568 return true; 569 } 570 } 571 return super.dispatchPopulateAccessibilityEventInternal(event); 572 } 573 574 @Override 575 protected boolean setFrame(int l, int t, int r, int b) { 576 boolean changed = super.setFrame(l, t, r, b); 577 if (changed) { 578 final Rect drawingBounds = mDrawingBounds; 579 getDrawingRect(drawingBounds); 580 581 Drawable fg = getForeground(); 582 if (fg != null) { 583 final Rect frameOffsets = mFrameOffsets; 584 drawingBounds.left += frameOffsets.left; 585 drawingBounds.top += frameOffsets.top; 586 drawingBounds.right -= frameOffsets.right; 587 drawingBounds.bottom -= frameOffsets.bottom; 588 fg.setBounds(drawingBounds); 589 final Rect framePadding = mFramePadding; 590 drawingBounds.left += framePadding.left - frameOffsets.left; 591 drawingBounds.top += framePadding.top - frameOffsets.top; 592 drawingBounds.right -= framePadding.right - frameOffsets.right; 593 drawingBounds.bottom -= framePadding.bottom - frameOffsets.bottom; 594 } 595 596 Drawable bg = getBackground(); 597 if (bg != null) { 598 bg.setBounds(drawingBounds); 599 } 600 601 if (SWEEP_OPEN_MENU) { 602 if (mMenuBackground == null && mFeatureId < 0 603 && mWindow.getAttributes().height 604 == WindowManager.LayoutParams.MATCH_PARENT) { 605 mMenuBackground = getContext().getDrawable( 606 R.drawable.menu_background); 607 } 608 if (mMenuBackground != null) { 609 mMenuBackground.setBounds(drawingBounds.left, 610 drawingBounds.bottom-6, drawingBounds.right, 611 drawingBounds.bottom+20); 612 } 613 } 614 } 615 return changed; 616 } 617 618 @Override 619 protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 620 final DisplayMetrics metrics = getContext().getResources().getDisplayMetrics(); 621 final boolean isPortrait = 622 getResources().getConfiguration().orientation == ORIENTATION_PORTRAIT; 623 624 final int widthMode = getMode(widthMeasureSpec); 625 final int heightMode = getMode(heightMeasureSpec); 626 627 boolean fixedWidth = false; 628 mApplyFloatingHorizontalInsets = false; 629 if (widthMode == AT_MOST) { 630 final TypedValue tvw = isPortrait ? mWindow.mFixedWidthMinor : mWindow.mFixedWidthMajor; 631 if (tvw != null && tvw.type != TypedValue.TYPE_NULL) { 632 final int w; 633 if (tvw.type == TypedValue.TYPE_DIMENSION) { 634 w = (int) tvw.getDimension(metrics); 635 } else if (tvw.type == TypedValue.TYPE_FRACTION) { 636 w = (int) tvw.getFraction(metrics.widthPixels, metrics.widthPixels); 637 } else { 638 w = 0; 639 } 640 if (DEBUG_MEASURE) Log.d(mLogTag, "Fixed width: " + w); 641 final int widthSize = MeasureSpec.getSize(widthMeasureSpec); 642 if (w > 0) { 643 widthMeasureSpec = MeasureSpec.makeMeasureSpec( 644 Math.min(w, widthSize), EXACTLY); 645 fixedWidth = true; 646 } else { 647 widthMeasureSpec = MeasureSpec.makeMeasureSpec( 648 widthSize - mFloatingInsets.left - mFloatingInsets.right, 649 AT_MOST); 650 mApplyFloatingHorizontalInsets = true; 651 } 652 } 653 } 654 655 mApplyFloatingVerticalInsets = false; 656 if (heightMode == AT_MOST) { 657 final TypedValue tvh = isPortrait ? mWindow.mFixedHeightMajor 658 : mWindow.mFixedHeightMinor; 659 if (tvh != null && tvh.type != TypedValue.TYPE_NULL) { 660 final int h; 661 if (tvh.type == TypedValue.TYPE_DIMENSION) { 662 h = (int) tvh.getDimension(metrics); 663 } else if (tvh.type == TypedValue.TYPE_FRACTION) { 664 h = (int) tvh.getFraction(metrics.heightPixels, metrics.heightPixels); 665 } else { 666 h = 0; 667 } 668 if (DEBUG_MEASURE) Log.d(mLogTag, "Fixed height: " + h); 669 final int heightSize = MeasureSpec.getSize(heightMeasureSpec); 670 if (h > 0) { 671 heightMeasureSpec = MeasureSpec.makeMeasureSpec( 672 Math.min(h, heightSize), EXACTLY); 673 } else if ((mWindow.getAttributes().flags & FLAG_LAYOUT_IN_SCREEN) == 0) { 674 heightMeasureSpec = MeasureSpec.makeMeasureSpec( 675 heightSize - mFloatingInsets.top - mFloatingInsets.bottom, AT_MOST); 676 mApplyFloatingVerticalInsets = true; 677 } 678 } 679 } 680 681 getOutsets(mOutsets); 682 if (mOutsets.top > 0 || mOutsets.bottom > 0) { 683 int mode = MeasureSpec.getMode(heightMeasureSpec); 684 if (mode != MeasureSpec.UNSPECIFIED) { 685 int height = MeasureSpec.getSize(heightMeasureSpec); 686 heightMeasureSpec = MeasureSpec.makeMeasureSpec( 687 height + mOutsets.top + mOutsets.bottom, mode); 688 } 689 } 690 if (mOutsets.left > 0 || mOutsets.right > 0) { 691 int mode = MeasureSpec.getMode(widthMeasureSpec); 692 if (mode != MeasureSpec.UNSPECIFIED) { 693 int width = MeasureSpec.getSize(widthMeasureSpec); 694 widthMeasureSpec = MeasureSpec.makeMeasureSpec( 695 width + mOutsets.left + mOutsets.right, mode); 696 } 697 } 698 699 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 700 701 int width = getMeasuredWidth(); 702 boolean measure = false; 703 704 widthMeasureSpec = MeasureSpec.makeMeasureSpec(width, EXACTLY); 705 706 if (!fixedWidth && widthMode == AT_MOST) { 707 final TypedValue tv = isPortrait ? mWindow.mMinWidthMinor : mWindow.mMinWidthMajor; 708 if (tv.type != TypedValue.TYPE_NULL) { 709 final int min; 710 if (tv.type == TypedValue.TYPE_DIMENSION) { 711 min = (int)tv.getDimension(metrics); 712 } else if (tv.type == TypedValue.TYPE_FRACTION) { 713 min = (int)tv.getFraction(mAvailableWidth, mAvailableWidth); 714 } else { 715 min = 0; 716 } 717 if (DEBUG_MEASURE) Log.d(mLogTag, "Adjust for min width: " + min + ", value::" 718 + tv.coerceToString() + ", mAvailableWidth=" + mAvailableWidth); 719 720 if (width < min) { 721 widthMeasureSpec = MeasureSpec.makeMeasureSpec(min, EXACTLY); 722 measure = true; 723 } 724 } 725 } 726 727 // TODO: Support height? 728 729 if (measure) { 730 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 731 } 732 } 733 734 @Override 735 protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 736 super.onLayout(changed, left, top, right, bottom); 737 getOutsets(mOutsets); 738 if (mOutsets.left > 0) { 739 offsetLeftAndRight(-mOutsets.left); 740 } 741 if (mOutsets.top > 0) { 742 offsetTopAndBottom(-mOutsets.top); 743 } 744 if (mApplyFloatingVerticalInsets) { 745 offsetTopAndBottom(mFloatingInsets.top); 746 } 747 if (mApplyFloatingHorizontalInsets) { 748 offsetLeftAndRight(mFloatingInsets.left); 749 } 750 751 // If the application changed its SystemUI metrics, we might also have to adapt 752 // our shadow elevation. 753 updateElevation(); 754 mAllowUpdateElevation = true; 755 756 if (changed && mResizeMode == RESIZE_MODE_DOCKED_DIVIDER) { 757 getViewRootImpl().requestInvalidateRootRenderNode(); 758 } 759 } 760 761 @Override 762 public void draw(Canvas canvas) { 763 super.draw(canvas); 764 765 if (mMenuBackground != null) { 766 mMenuBackground.draw(canvas); 767 } 768 } 769 770 @Override 771 public boolean showContextMenuForChild(View originalView) { 772 return showContextMenuForChildInternal(originalView, Float.NaN, Float.NaN); 773 } 774 775 @Override 776 public boolean showContextMenuForChild(View originalView, float x, float y) { 777 return showContextMenuForChildInternal(originalView, x, y); 778 } 779 780 private boolean showContextMenuForChildInternal(View originalView, 781 float x, float y) { 782 // Only allow one context menu at a time. 783 if (mWindow.mContextMenuHelper != null) { 784 mWindow.mContextMenuHelper.dismiss(); 785 mWindow.mContextMenuHelper = null; 786 } 787 788 // Reuse the context menu builder. 789 final PhoneWindowMenuCallback callback = mWindow.mContextMenuCallback; 790 if (mWindow.mContextMenu == null) { 791 mWindow.mContextMenu = new ContextMenuBuilder(getContext()); 792 mWindow.mContextMenu.setCallback(callback); 793 } else { 794 mWindow.mContextMenu.clearAll(); 795 } 796 797 final MenuHelper helper; 798 final boolean isPopup = !Float.isNaN(x) && !Float.isNaN(y); 799 if (isPopup) { 800 helper = mWindow.mContextMenu.showPopup(getContext(), originalView, x, y); 801 } else { 802 helper = mWindow.mContextMenu.showDialog(originalView, originalView.getWindowToken()); 803 } 804 805 if (helper != null) { 806 // If it's a dialog, the callback needs to handle showing 807 // sub-menus. Either way, the callback is required for propagating 808 // selection to Context.onContextMenuItemSelected(). 809 callback.setShowDialogForSubmenu(!isPopup); 810 helper.setPresenterCallback(callback); 811 } 812 813 mWindow.mContextMenuHelper = helper; 814 return helper != null; 815 } 816 817 @Override 818 public ActionMode startActionModeForChild(View originalView, 819 ActionMode.Callback callback) { 820 return startActionModeForChild(originalView, callback, ActionMode.TYPE_PRIMARY); 821 } 822 823 @Override 824 public ActionMode startActionModeForChild( 825 View child, ActionMode.Callback callback, int type) { 826 return startActionMode(child, callback, type); 827 } 828 829 @Override 830 public ActionMode startActionMode(ActionMode.Callback callback) { 831 return startActionMode(callback, ActionMode.TYPE_PRIMARY); 832 } 833 834 @Override 835 public ActionMode startActionMode(ActionMode.Callback callback, int type) { 836 return startActionMode(this, callback, type); 837 } 838 839 private ActionMode startActionMode( 840 View originatingView, ActionMode.Callback callback, int type) { 841 ActionMode.Callback2 wrappedCallback = new ActionModeCallback2Wrapper(callback); 842 ActionMode mode = null; 843 if (mWindow.getCallback() != null && !mWindow.isDestroyed()) { 844 try { 845 mode = mWindow.getCallback().onWindowStartingActionMode(wrappedCallback, type); 846 } catch (AbstractMethodError ame) { 847 // Older apps might not implement the typed version of this method. 848 if (type == ActionMode.TYPE_PRIMARY) { 849 try { 850 mode = mWindow.getCallback().onWindowStartingActionMode( 851 wrappedCallback); 852 } catch (AbstractMethodError ame2) { 853 // Older apps might not implement this callback method at all. 854 } 855 } 856 } 857 } 858 if (mode != null) { 859 if (mode.getType() == ActionMode.TYPE_PRIMARY) { 860 cleanupPrimaryActionMode(); 861 mPrimaryActionMode = mode; 862 } else if (mode.getType() == ActionMode.TYPE_FLOATING) { 863 if (mFloatingActionMode != null) { 864 mFloatingActionMode.finish(); 865 } 866 mFloatingActionMode = mode; 867 } 868 } else { 869 mode = createActionMode(type, wrappedCallback, originatingView); 870 if (mode != null && wrappedCallback.onCreateActionMode(mode, mode.getMenu())) { 871 setHandledActionMode(mode); 872 } else { 873 mode = null; 874 } 875 } 876 if (mode != null && mWindow.getCallback() != null && !mWindow.isDestroyed()) { 877 try { 878 mWindow.getCallback().onActionModeStarted(mode); 879 } catch (AbstractMethodError ame) { 880 // Older apps might not implement this callback method. 881 } 882 } 883 return mode; 884 } 885 886 private void cleanupPrimaryActionMode() { 887 if (mPrimaryActionMode != null) { 888 mPrimaryActionMode.finish(); 889 mPrimaryActionMode = null; 890 } 891 if (mPrimaryActionModeView != null) { 892 mPrimaryActionModeView.killMode(); 893 } 894 } 895 896 private void cleanupFloatingActionModeViews() { 897 if (mFloatingToolbar != null) { 898 mFloatingToolbar.dismiss(); 899 mFloatingToolbar = null; 900 } 901 if (mFloatingActionModeOriginatingView != null) { 902 if (mFloatingToolbarPreDrawListener != null) { 903 mFloatingActionModeOriginatingView.getViewTreeObserver() 904 .removeOnPreDrawListener(mFloatingToolbarPreDrawListener); 905 mFloatingToolbarPreDrawListener = null; 906 } 907 mFloatingActionModeOriginatingView = null; 908 } 909 } 910 911 void startChanging() { 912 mChanging = true; 913 } 914 915 void finishChanging() { 916 mChanging = false; 917 drawableChanged(); 918 } 919 920 public void setWindowBackground(Drawable drawable) { 921 if (getBackground() != drawable) { 922 setBackgroundDrawable(drawable); 923 if (drawable != null) { 924 mResizingBackgroundDrawable = enforceNonTranslucentBackground(drawable, 925 mWindow.isTranslucent() || mWindow.isShowingWallpaper()); 926 } else { 927 mResizingBackgroundDrawable = getResizingBackgroundDrawable( 928 getContext(), 0, mWindow.mBackgroundFallbackResource, 929 mWindow.isTranslucent() || mWindow.isShowingWallpaper()); 930 } 931 if (mResizingBackgroundDrawable != null) { 932 mResizingBackgroundDrawable.getPadding(mBackgroundPadding); 933 } else { 934 mBackgroundPadding.setEmpty(); 935 } 936 drawableChanged(); 937 } 938 } 939 940 public void setWindowFrame(Drawable drawable) { 941 if (getForeground() != drawable) { 942 setForeground(drawable); 943 if (drawable != null) { 944 drawable.getPadding(mFramePadding); 945 } else { 946 mFramePadding.setEmpty(); 947 } 948 drawableChanged(); 949 } 950 } 951 952 @Override 953 public void onWindowSystemUiVisibilityChanged(int visible) { 954 updateColorViews(null /* insets */, true /* animate */); 955 } 956 957 @Override 958 public WindowInsets onApplyWindowInsets(WindowInsets insets) { 959 final WindowManager.LayoutParams attrs = mWindow.getAttributes(); 960 mFloatingInsets.setEmpty(); 961 if ((attrs.flags & FLAG_LAYOUT_IN_SCREEN) == 0) { 962 // For dialog windows we want to make sure they don't go over the status bar or nav bar. 963 // We consume the system insets and we will reuse them later during the measure phase. 964 // We allow the app to ignore this and handle insets itself by using 965 // FLAG_LAYOUT_IN_SCREEN. 966 if (attrs.height == WindowManager.LayoutParams.WRAP_CONTENT) { 967 mFloatingInsets.top = insets.getSystemWindowInsetTop(); 968 mFloatingInsets.bottom = insets.getSystemWindowInsetBottom(); 969 insets = insets.replaceSystemWindowInsets(insets.getSystemWindowInsetLeft(), 0, 970 insets.getSystemWindowInsetRight(), 0); 971 } 972 if (mWindow.getAttributes().width == WindowManager.LayoutParams.WRAP_CONTENT) { 973 mFloatingInsets.left = insets.getSystemWindowInsetTop(); 974 mFloatingInsets.right = insets.getSystemWindowInsetBottom(); 975 insets = insets.replaceSystemWindowInsets(0, insets.getSystemWindowInsetTop(), 976 0, insets.getSystemWindowInsetBottom()); 977 } 978 } 979 mFrameOffsets.set(insets.getSystemWindowInsets()); 980 insets = updateColorViews(insets, true /* animate */); 981 insets = updateStatusGuard(insets); 982 insets = updateNavigationGuard(insets); 983 if (getForeground() != null) { 984 drawableChanged(); 985 } 986 return insets; 987 } 988 989 @Override 990 public boolean isTransitionGroup() { 991 return false; 992 } 993 994 public static int getColorViewTopInset(int stableTop, int systemTop) { 995 return Math.min(stableTop, systemTop); 996 } 997 998 public static int getColorViewBottomInset(int stableBottom, int systemBottom) { 999 return Math.min(stableBottom, systemBottom); 1000 } 1001 1002 public static int getColorViewRightInset(int stableRight, int systemRight) { 1003 return Math.min(stableRight, systemRight); 1004 } 1005 1006 public static int getColorViewLeftInset(int stableLeft, int systemLeft) { 1007 return Math.min(stableLeft, systemLeft); 1008 } 1009 1010 public static boolean isNavBarToRightEdge(int bottomInset, int rightInset) { 1011 return bottomInset == 0 && rightInset > 0; 1012 } 1013 1014 public static boolean isNavBarToLeftEdge(int bottomInset, int leftInset) { 1015 return bottomInset == 0 && leftInset > 0; 1016 } 1017 1018 public static int getNavBarSize(int bottomInset, int rightInset, int leftInset) { 1019 return isNavBarToRightEdge(bottomInset, rightInset) ? rightInset 1020 : isNavBarToLeftEdge(bottomInset, leftInset) ? leftInset : bottomInset; 1021 } 1022 1023 public static void getNavigationBarRect(int canvasWidth, int canvasHeight, Rect stableInsets, 1024 Rect contentInsets, Rect outRect) { 1025 final int bottomInset = getColorViewBottomInset(stableInsets.bottom, contentInsets.bottom); 1026 final int leftInset = getColorViewLeftInset(stableInsets.left, contentInsets.left); 1027 final int rightInset = getColorViewLeftInset(stableInsets.right, contentInsets.right); 1028 final int size = getNavBarSize(bottomInset, rightInset, leftInset); 1029 if (isNavBarToRightEdge(bottomInset, rightInset)) { 1030 outRect.set(canvasWidth - size, 0, canvasWidth, canvasHeight); 1031 } else if (isNavBarToLeftEdge(bottomInset, leftInset)) { 1032 outRect.set(0, 0, size, canvasHeight); 1033 } else { 1034 outRect.set(0, canvasHeight - size, canvasWidth, canvasHeight); 1035 } 1036 } 1037 1038 WindowInsets updateColorViews(WindowInsets insets, boolean animate) { 1039 WindowManager.LayoutParams attrs = mWindow.getAttributes(); 1040 int sysUiVisibility = attrs.systemUiVisibility | getWindowSystemUiVisibility(); 1041 1042 if (!mWindow.mIsFloating && ActivityManager.isHighEndGfx()) { 1043 boolean disallowAnimate = !isLaidOut(); 1044 disallowAnimate |= ((mLastWindowFlags ^ attrs.flags) 1045 & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0; 1046 mLastWindowFlags = attrs.flags; 1047 1048 if (insets != null) { 1049 mLastTopInset = getColorViewTopInset(insets.getStableInsetTop(), 1050 insets.getSystemWindowInsetTop()); 1051 mLastBottomInset = getColorViewBottomInset(insets.getStableInsetBottom(), 1052 insets.getSystemWindowInsetBottom()); 1053 mLastRightInset = getColorViewRightInset(insets.getStableInsetRight(), 1054 insets.getSystemWindowInsetRight()); 1055 mLastLeftInset = getColorViewRightInset(insets.getStableInsetLeft(), 1056 insets.getSystemWindowInsetLeft()); 1057 1058 // Don't animate if the presence of stable insets has changed, because that 1059 // indicates that the window was either just added and received them for the 1060 // first time, or the window size or position has changed. 1061 boolean hasTopStableInset = insets.getStableInsetTop() != 0; 1062 disallowAnimate |= (hasTopStableInset != mLastHasTopStableInset); 1063 mLastHasTopStableInset = hasTopStableInset; 1064 1065 boolean hasBottomStableInset = insets.getStableInsetBottom() != 0; 1066 disallowAnimate |= (hasBottomStableInset != mLastHasBottomStableInset); 1067 mLastHasBottomStableInset = hasBottomStableInset; 1068 1069 boolean hasRightStableInset = insets.getStableInsetRight() != 0; 1070 disallowAnimate |= (hasRightStableInset != mLastHasRightStableInset); 1071 mLastHasRightStableInset = hasRightStableInset; 1072 1073 boolean hasLeftStableInset = insets.getStableInsetLeft() != 0; 1074 disallowAnimate |= (hasLeftStableInset != mLastHasLeftStableInset); 1075 mLastHasLeftStableInset = hasLeftStableInset; 1076 1077 mLastShouldAlwaysConsumeNavBar = insets.shouldAlwaysConsumeNavBar(); 1078 } 1079 1080 boolean navBarToRightEdge = isNavBarToRightEdge(mLastBottomInset, mLastRightInset); 1081 boolean navBarToLeftEdge = isNavBarToLeftEdge(mLastBottomInset, mLastLeftInset); 1082 int navBarSize = getNavBarSize(mLastBottomInset, mLastRightInset, mLastLeftInset); 1083 updateColorViewInt(mNavigationColorViewState, sysUiVisibility, 1084 mWindow.mNavigationBarColor, navBarSize, navBarToRightEdge || navBarToLeftEdge, 1085 navBarToLeftEdge, 1086 0 /* sideInset */, animate && !disallowAnimate, false /* force */); 1087 1088 boolean statusBarNeedsRightInset = navBarToRightEdge 1089 && mNavigationColorViewState.present; 1090 boolean statusBarNeedsLeftInset = navBarToLeftEdge 1091 && mNavigationColorViewState.present; 1092 int statusBarSideInset = statusBarNeedsRightInset ? mLastRightInset 1093 : statusBarNeedsLeftInset ? mLastLeftInset : 0; 1094 updateColorViewInt(mStatusColorViewState, sysUiVisibility, 1095 calculateStatusBarColor(), mLastTopInset, 1096 false /* matchVertical */, statusBarNeedsLeftInset, statusBarSideInset, 1097 animate && !disallowAnimate, 1098 mForceWindowDrawsStatusBarBackground); 1099 } 1100 1101 // When we expand the window with FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS, we still need 1102 // to ensure that the rest of the view hierarchy doesn't notice it, unless they've 1103 // explicitly asked for it. 1104 boolean consumingNavBar = 1105 (attrs.flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 1106 && (sysUiVisibility & SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) == 0 1107 && (sysUiVisibility & SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0 1108 || mLastShouldAlwaysConsumeNavBar; 1109 1110 // If we didn't request fullscreen layout, but we still got it because of the 1111 // mForceWindowDrawsStatusBarBackground flag, also consume top inset. 1112 boolean consumingStatusBar = (sysUiVisibility & SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN) == 0 1113 && (sysUiVisibility & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) == 0 1114 && (attrs.flags & FLAG_LAYOUT_IN_SCREEN) == 0 1115 && (attrs.flags & FLAG_LAYOUT_INSET_DECOR) == 0 1116 && mForceWindowDrawsStatusBarBackground 1117 && mLastTopInset != 0; 1118 1119 int consumedTop = consumingStatusBar ? mLastTopInset : 0; 1120 int consumedRight = consumingNavBar ? mLastRightInset : 0; 1121 int consumedBottom = consumingNavBar ? mLastBottomInset : 0; 1122 int consumedLeft = consumingNavBar ? mLastLeftInset : 0; 1123 1124 if (mContentRoot != null 1125 && mContentRoot.getLayoutParams() instanceof MarginLayoutParams) { 1126 MarginLayoutParams lp = (MarginLayoutParams) mContentRoot.getLayoutParams(); 1127 if (lp.topMargin != consumedTop || lp.rightMargin != consumedRight 1128 || lp.bottomMargin != consumedBottom || lp.leftMargin != consumedLeft) { 1129 lp.topMargin = consumedTop; 1130 lp.rightMargin = consumedRight; 1131 lp.bottomMargin = consumedBottom; 1132 lp.leftMargin = consumedLeft; 1133 mContentRoot.setLayoutParams(lp); 1134 1135 if (insets == null) { 1136 // The insets have changed, but we're not currently in the process 1137 // of dispatching them. 1138 requestApplyInsets(); 1139 } 1140 } 1141 if (insets != null) { 1142 insets = insets.replaceSystemWindowInsets( 1143 insets.getSystemWindowInsetLeft() - consumedLeft, 1144 insets.getSystemWindowInsetTop() - consumedTop, 1145 insets.getSystemWindowInsetRight() - consumedRight, 1146 insets.getSystemWindowInsetBottom() - consumedBottom); 1147 } 1148 } 1149 1150 if (insets != null) { 1151 insets = insets.consumeStableInsets(); 1152 } 1153 return insets; 1154 } 1155 1156 private int calculateStatusBarColor() { 1157 return calculateStatusBarColor(mWindow.getAttributes().flags, 1158 mSemiTransparentStatusBarColor, mWindow.mStatusBarColor); 1159 } 1160 1161 public static int calculateStatusBarColor(int flags, int semiTransparentStatusBarColor, 1162 int statusBarColor) { 1163 return (flags & FLAG_TRANSLUCENT_STATUS) != 0 ? semiTransparentStatusBarColor 1164 : (flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 ? statusBarColor 1165 : Color.BLACK; 1166 } 1167 1168 private int getCurrentColor(ColorViewState state) { 1169 if (state.visible) { 1170 return state.color; 1171 } else { 1172 return 0; 1173 } 1174 } 1175 1176 /** 1177 * Update a color view 1178 * 1179 * @param state the color view to update. 1180 * @param sysUiVis the current systemUiVisibility to apply. 1181 * @param color the current color to apply. 1182 * @param size the current size in the non-parent-matching dimension. 1183 * @param verticalBar if true the view is attached to a vertical edge, otherwise to a 1184 * horizontal edge, 1185 * @param sideMargin sideMargin for the color view. 1186 * @param animate if true, the change will be animated. 1187 */ 1188 private void updateColorViewInt(final ColorViewState state, int sysUiVis, int color, 1189 int size, boolean verticalBar, boolean seascape, int sideMargin, 1190 boolean animate, boolean force) { 1191 state.present = state.attributes.isPresent(sysUiVis, mWindow.getAttributes().flags, force); 1192 boolean show = state.attributes.isVisible(state.present, color, 1193 mWindow.getAttributes().flags, force); 1194 boolean showView = show && !isResizing() && size > 0; 1195 1196 boolean visibilityChanged = false; 1197 View view = state.view; 1198 1199 int resolvedHeight = verticalBar ? LayoutParams.MATCH_PARENT : size; 1200 int resolvedWidth = verticalBar ? size : LayoutParams.MATCH_PARENT; 1201 int resolvedGravity = verticalBar 1202 ? (seascape ? state.attributes.seascapeGravity : state.attributes.horizontalGravity) 1203 : state.attributes.verticalGravity; 1204 1205 if (view == null) { 1206 if (showView) { 1207 state.view = view = new View(mContext); 1208 view.setBackgroundColor(color); 1209 view.setTransitionName(state.attributes.transitionName); 1210 view.setId(state.attributes.id); 1211 visibilityChanged = true; 1212 view.setVisibility(INVISIBLE); 1213 state.targetVisibility = VISIBLE; 1214 1215 LayoutParams lp = new LayoutParams(resolvedWidth, resolvedHeight, 1216 resolvedGravity); 1217 if (seascape) { 1218 lp.leftMargin = sideMargin; 1219 } else { 1220 lp.rightMargin = sideMargin; 1221 } 1222 addView(view, lp); 1223 updateColorViewTranslations(); 1224 } 1225 } else { 1226 int vis = showView ? VISIBLE : INVISIBLE; 1227 visibilityChanged = state.targetVisibility != vis; 1228 state.targetVisibility = vis; 1229 LayoutParams lp = (LayoutParams) view.getLayoutParams(); 1230 int rightMargin = seascape ? 0 : sideMargin; 1231 int leftMargin = seascape ? sideMargin : 0; 1232 if (lp.height != resolvedHeight || lp.width != resolvedWidth 1233 || lp.gravity != resolvedGravity || lp.rightMargin != rightMargin 1234 || lp.leftMargin != leftMargin) { 1235 lp.height = resolvedHeight; 1236 lp.width = resolvedWidth; 1237 lp.gravity = resolvedGravity; 1238 lp.rightMargin = rightMargin; 1239 lp.leftMargin = leftMargin; 1240 view.setLayoutParams(lp); 1241 } 1242 if (showView) { 1243 view.setBackgroundColor(color); 1244 } 1245 } 1246 if (visibilityChanged) { 1247 view.animate().cancel(); 1248 if (animate && !isResizing()) { 1249 if (showView) { 1250 if (view.getVisibility() != VISIBLE) { 1251 view.setVisibility(VISIBLE); 1252 view.setAlpha(0.0f); 1253 } 1254 view.animate().alpha(1.0f).setInterpolator(mShowInterpolator). 1255 setDuration(mBarEnterExitDuration); 1256 } else { 1257 view.animate().alpha(0.0f).setInterpolator(mHideInterpolator) 1258 .setDuration(mBarEnterExitDuration) 1259 .withEndAction(new Runnable() { 1260 @Override 1261 public void run() { 1262 state.view.setAlpha(1.0f); 1263 state.view.setVisibility(INVISIBLE); 1264 } 1265 }); 1266 } 1267 } else { 1268 view.setAlpha(1.0f); 1269 view.setVisibility(showView ? VISIBLE : INVISIBLE); 1270 } 1271 } 1272 state.visible = show; 1273 state.color = color; 1274 } 1275 1276 private void updateColorViewTranslations() { 1277 // Put the color views back in place when they get moved off the screen 1278 // due to the the ViewRootImpl panning. 1279 int rootScrollY = mRootScrollY; 1280 if (mStatusColorViewState.view != null) { 1281 mStatusColorViewState.view.setTranslationY(rootScrollY > 0 ? rootScrollY : 0); 1282 } 1283 if (mNavigationColorViewState.view != null) { 1284 mNavigationColorViewState.view.setTranslationY(rootScrollY < 0 ? rootScrollY : 0); 1285 } 1286 } 1287 1288 private WindowInsets updateStatusGuard(WindowInsets insets) { 1289 boolean showStatusGuard = false; 1290 // Show the status guard when the non-overlay contextual action bar is showing 1291 if (mPrimaryActionModeView != null) { 1292 if (mPrimaryActionModeView.getLayoutParams() instanceof MarginLayoutParams) { 1293 // Insets are magic! 1294 final MarginLayoutParams mlp = (MarginLayoutParams) 1295 mPrimaryActionModeView.getLayoutParams(); 1296 boolean mlpChanged = false; 1297 if (mPrimaryActionModeView.isShown()) { 1298 if (mTempRect == null) { 1299 mTempRect = new Rect(); 1300 } 1301 final Rect rect = mTempRect; 1302 1303 // If the parent doesn't consume the insets, manually 1304 // apply the default system window insets. 1305 mWindow.mContentParent.computeSystemWindowInsets(insets, rect); 1306 final int newMargin = rect.top == 0 ? insets.getSystemWindowInsetTop() : 0; 1307 if (mlp.topMargin != newMargin) { 1308 mlpChanged = true; 1309 mlp.topMargin = insets.getSystemWindowInsetTop(); 1310 1311 if (mStatusGuard == null) { 1312 mStatusGuard = new View(mContext); 1313 mStatusGuard.setBackgroundColor(mContext.getColor( 1314 R.color.input_method_navigation_guard)); 1315 addView(mStatusGuard, indexOfChild(mStatusColorViewState.view), 1316 new LayoutParams(LayoutParams.MATCH_PARENT, 1317 mlp.topMargin, Gravity.START | Gravity.TOP)); 1318 } else { 1319 final LayoutParams lp = (LayoutParams) 1320 mStatusGuard.getLayoutParams(); 1321 if (lp.height != mlp.topMargin) { 1322 lp.height = mlp.topMargin; 1323 mStatusGuard.setLayoutParams(lp); 1324 } 1325 } 1326 } 1327 1328 // The action mode's theme may differ from the app, so 1329 // always show the status guard above it if we have one. 1330 showStatusGuard = mStatusGuard != null; 1331 1332 // We only need to consume the insets if the action 1333 // mode is overlaid on the app content (e.g. it's 1334 // sitting in a FrameLayout, see 1335 // screen_simple_overlay_action_mode.xml). 1336 final boolean nonOverlay = (mWindow.getLocalFeaturesPrivate() 1337 & (1 << Window.FEATURE_ACTION_MODE_OVERLAY)) == 0; 1338 insets = insets.consumeSystemWindowInsets( 1339 false, nonOverlay && showStatusGuard /* top */, false, false); 1340 } else { 1341 // reset top margin 1342 if (mlp.topMargin != 0) { 1343 mlpChanged = true; 1344 mlp.topMargin = 0; 1345 } 1346 } 1347 if (mlpChanged) { 1348 mPrimaryActionModeView.setLayoutParams(mlp); 1349 } 1350 } 1351 } 1352 if (mStatusGuard != null) { 1353 mStatusGuard.setVisibility(showStatusGuard ? View.VISIBLE : View.GONE); 1354 } 1355 return insets; 1356 } 1357 1358 private WindowInsets updateNavigationGuard(WindowInsets insets) { 1359 // IME windows lay out below the nav bar, but the content view must not (for back compat) 1360 // Only make this adjustment if the window is not requesting layout in overscan 1361 if (mWindow.getAttributes().type == WindowManager.LayoutParams.TYPE_INPUT_METHOD 1362 && (mWindow.getAttributes().flags & FLAG_LAYOUT_IN_OVERSCAN) == 0) { 1363 // prevent the content view from including the nav bar height 1364 if (mWindow.mContentParent != null) { 1365 if (mWindow.mContentParent.getLayoutParams() instanceof MarginLayoutParams) { 1366 MarginLayoutParams mlp = 1367 (MarginLayoutParams) mWindow.mContentParent.getLayoutParams(); 1368 mlp.bottomMargin = insets.getSystemWindowInsetBottom(); 1369 mWindow.mContentParent.setLayoutParams(mlp); 1370 } 1371 } 1372 // position the navigation guard view, creating it if necessary 1373 if (mNavigationGuard == null) { 1374 mNavigationGuard = new View(mContext); 1375 mNavigationGuard.setBackgroundColor(mContext.getColor( 1376 R.color.input_method_navigation_guard)); 1377 addView(mNavigationGuard, indexOfChild(mNavigationColorViewState.view), 1378 new LayoutParams(LayoutParams.MATCH_PARENT, 1379 insets.getSystemWindowInsetBottom(), 1380 Gravity.START | Gravity.BOTTOM)); 1381 } else { 1382 LayoutParams lp = (LayoutParams) mNavigationGuard.getLayoutParams(); 1383 lp.height = insets.getSystemWindowInsetBottom(); 1384 mNavigationGuard.setLayoutParams(lp); 1385 } 1386 updateNavigationGuardColor(); 1387 insets = insets.consumeSystemWindowInsets( 1388 false, false, false, true /* bottom */); 1389 } 1390 return insets; 1391 } 1392 1393 void updateNavigationGuardColor() { 1394 if (mNavigationGuard != null) { 1395 // Make navigation bar guard invisible if the transparent color is specified. 1396 // Only TRANSPARENT is sufficient for hiding the navigation bar if the no software 1397 // keyboard is shown by IMS. 1398 mNavigationGuard.setVisibility(mWindow.getNavigationBarColor() == Color.TRANSPARENT ? 1399 View.INVISIBLE : View.VISIBLE); 1400 } 1401 } 1402 1403 private void drawableChanged() { 1404 if (mChanging) { 1405 return; 1406 } 1407 1408 setPadding(mFramePadding.left + mBackgroundPadding.left, 1409 mFramePadding.top + mBackgroundPadding.top, 1410 mFramePadding.right + mBackgroundPadding.right, 1411 mFramePadding.bottom + mBackgroundPadding.bottom); 1412 requestLayout(); 1413 invalidate(); 1414 1415 int opacity = PixelFormat.OPAQUE; 1416 if (StackId.hasWindowShadow(mStackId)) { 1417 // If the window has a shadow, it must be translucent. 1418 opacity = PixelFormat.TRANSLUCENT; 1419 } else{ 1420 // Note: If there is no background, we will assume opaque. The 1421 // common case seems to be that an application sets there to be 1422 // no background so it can draw everything itself. For that, 1423 // we would like to assume OPAQUE and let the app force it to 1424 // the slower TRANSLUCENT mode if that is really what it wants. 1425 Drawable bg = getBackground(); 1426 Drawable fg = getForeground(); 1427 if (bg != null) { 1428 if (fg == null) { 1429 opacity = bg.getOpacity(); 1430 } else if (mFramePadding.left <= 0 && mFramePadding.top <= 0 1431 && mFramePadding.right <= 0 && mFramePadding.bottom <= 0) { 1432 // If the frame padding is zero, then we can be opaque 1433 // if either the frame -or- the background is opaque. 1434 int fop = fg.getOpacity(); 1435 int bop = bg.getOpacity(); 1436 if (false) 1437 Log.v(mLogTag, "Background opacity: " + bop + ", Frame opacity: " + fop); 1438 if (fop == PixelFormat.OPAQUE || bop == PixelFormat.OPAQUE) { 1439 opacity = PixelFormat.OPAQUE; 1440 } else if (fop == PixelFormat.UNKNOWN) { 1441 opacity = bop; 1442 } else if (bop == PixelFormat.UNKNOWN) { 1443 opacity = fop; 1444 } else { 1445 opacity = Drawable.resolveOpacity(fop, bop); 1446 } 1447 } else { 1448 // For now we have to assume translucent if there is a 1449 // frame with padding... there is no way to tell if the 1450 // frame and background together will draw all pixels. 1451 if (false) 1452 Log.v(mLogTag, "Padding: " + mFramePadding); 1453 opacity = PixelFormat.TRANSLUCENT; 1454 } 1455 } 1456 if (false) 1457 Log.v(mLogTag, "Background: " + bg + ", Frame: " + fg); 1458 } 1459 1460 if (false) 1461 Log.v(mLogTag, "Selected default opacity: " + opacity); 1462 1463 mDefaultOpacity = opacity; 1464 if (mFeatureId < 0) { 1465 mWindow.setDefaultWindowFormat(opacity); 1466 } 1467 } 1468 1469 @Override 1470 public void onWindowFocusChanged(boolean hasWindowFocus) { 1471 super.onWindowFocusChanged(hasWindowFocus); 1472 1473 // If the user is chording a menu shortcut, release the chord since 1474 // this window lost focus 1475 if (mWindow.hasFeature(Window.FEATURE_OPTIONS_PANEL) && !hasWindowFocus 1476 && mWindow.mPanelChordingKey != 0) { 1477 mWindow.closePanel(Window.FEATURE_OPTIONS_PANEL); 1478 } 1479 1480 final Window.Callback cb = mWindow.getCallback(); 1481 if (cb != null && !mWindow.isDestroyed() && mFeatureId < 0) { 1482 cb.onWindowFocusChanged(hasWindowFocus); 1483 } 1484 1485 if (mPrimaryActionMode != null) { 1486 mPrimaryActionMode.onWindowFocusChanged(hasWindowFocus); 1487 } 1488 if (mFloatingActionMode != null) { 1489 mFloatingActionMode.onWindowFocusChanged(hasWindowFocus); 1490 } 1491 1492 updateElevation(); 1493 } 1494 1495 @Override 1496 protected void onAttachedToWindow() { 1497 super.onAttachedToWindow(); 1498 1499 final Window.Callback cb = mWindow.getCallback(); 1500 if (cb != null && !mWindow.isDestroyed() && mFeatureId < 0) { 1501 cb.onBeforeAttachedToWindow(); 1502 cb.onAttachedToWindow(); 1503 } 1504 1505 if (mFeatureId == -1) { 1506 /* 1507 * The main window has been attached, try to restore any panels 1508 * that may have been open before. This is called in cases where 1509 * an activity is being killed for configuration change and the 1510 * menu was open. When the activity is recreated, the menu 1511 * should be shown again. 1512 */ 1513 mWindow.openPanelsAfterRestore(); 1514 } 1515 1516 if (!mWindowResizeCallbacksAdded) { 1517 // If there is no window callback installed there was no window set before. Set it now. 1518 // Note that our ViewRootImpl object will not change. 1519 getViewRootImpl().addWindowCallbacks(this); 1520 mWindowResizeCallbacksAdded = true; 1521 } else if (mBackdropFrameRenderer != null) { 1522 // We are resizing and this call happened due to a configuration change. Tell the 1523 // renderer about it. 1524 mBackdropFrameRenderer.onConfigurationChange(); 1525 } 1526 mWindow.onViewRootImplSet(getViewRootImpl()); 1527 } 1528 1529 @Override 1530 protected void onDetachedFromWindow() { 1531 super.onDetachedFromWindow(); 1532 1533 final Window.Callback cb = mWindow.getCallback(); 1534 if (cb != null && mFeatureId < 0) { 1535 cb.onDetachedFromWindow(); 1536 } 1537 1538 if (mWindow.mDecorContentParent != null) { 1539 mWindow.mDecorContentParent.dismissPopups(); 1540 } 1541 1542 if (mPrimaryActionModePopup != null) { 1543 removeCallbacks(mShowPrimaryActionModePopup); 1544 if (mPrimaryActionModePopup.isShowing()) { 1545 mPrimaryActionModePopup.dismiss(); 1546 } 1547 mPrimaryActionModePopup = null; 1548 } 1549 if (mFloatingToolbar != null) { 1550 mFloatingToolbar.dismiss(); 1551 mFloatingToolbar = null; 1552 } 1553 1554 PhoneWindow.PanelFeatureState st = mWindow.getPanelState(Window.FEATURE_OPTIONS_PANEL, false); 1555 if (st != null && st.menu != null && mFeatureId < 0) { 1556 st.menu.close(); 1557 } 1558 1559 releaseThreadedRenderer(); 1560 1561 if (mWindowResizeCallbacksAdded) { 1562 getViewRootImpl().removeWindowCallbacks(this); 1563 mWindowResizeCallbacksAdded = false; 1564 } 1565 } 1566 1567 @Override 1568 public void onCloseSystemDialogs(String reason) { 1569 if (mFeatureId >= 0) { 1570 mWindow.closeAllPanels(); 1571 } 1572 } 1573 1574 public android.view.SurfaceHolder.Callback2 willYouTakeTheSurface() { 1575 return mFeatureId < 0 ? mWindow.mTakeSurfaceCallback : null; 1576 } 1577 1578 public InputQueue.Callback willYouTakeTheInputQueue() { 1579 return mFeatureId < 0 ? mWindow.mTakeInputQueueCallback : null; 1580 } 1581 1582 public void setSurfaceType(int type) { 1583 mWindow.setType(type); 1584 } 1585 1586 public void setSurfaceFormat(int format) { 1587 mWindow.setFormat(format); 1588 } 1589 1590 public void setSurfaceKeepScreenOn(boolean keepOn) { 1591 if (keepOn) mWindow.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 1592 else mWindow.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 1593 } 1594 1595 @Override 1596 public void onRootViewScrollYChanged(int rootScrollY) { 1597 mRootScrollY = rootScrollY; 1598 updateColorViewTranslations(); 1599 } 1600 1601 private ActionMode createActionMode( 1602 int type, ActionMode.Callback2 callback, View originatingView) { 1603 switch (type) { 1604 case ActionMode.TYPE_PRIMARY: 1605 default: 1606 return createStandaloneActionMode(callback); 1607 case ActionMode.TYPE_FLOATING: 1608 return createFloatingActionMode(originatingView, callback); 1609 } 1610 } 1611 1612 private void setHandledActionMode(ActionMode mode) { 1613 if (mode.getType() == ActionMode.TYPE_PRIMARY) { 1614 setHandledPrimaryActionMode(mode); 1615 } else if (mode.getType() == ActionMode.TYPE_FLOATING) { 1616 setHandledFloatingActionMode(mode); 1617 } 1618 } 1619 1620 private ActionMode createStandaloneActionMode(ActionMode.Callback callback) { 1621 endOnGoingFadeAnimation(); 1622 cleanupPrimaryActionMode(); 1623 // We want to create new mPrimaryActionModeView in two cases: if there is no existing 1624 // instance at all, or if there is one, but it is detached from window. The latter case 1625 // might happen when app is resized in multi-window mode and decor view is preserved 1626 // along with the main app window. Keeping mPrimaryActionModeView reference doesn't cause 1627 // app memory leaks because killMode() is called when the dismiss animation ends and from 1628 // cleanupPrimaryActionMode() invocation above. 1629 if (mPrimaryActionModeView == null || !mPrimaryActionModeView.isAttachedToWindow()) { 1630 if (mWindow.isFloating()) { 1631 // Use the action bar theme. 1632 final TypedValue outValue = new TypedValue(); 1633 final Resources.Theme baseTheme = mContext.getTheme(); 1634 baseTheme.resolveAttribute(R.attr.actionBarTheme, outValue, true); 1635 1636 final Context actionBarContext; 1637 if (outValue.resourceId != 0) { 1638 final Resources.Theme actionBarTheme = mContext.getResources().newTheme(); 1639 actionBarTheme.setTo(baseTheme); 1640 actionBarTheme.applyStyle(outValue.resourceId, true); 1641 1642 actionBarContext = new ContextThemeWrapper(mContext, 0); 1643 actionBarContext.getTheme().setTo(actionBarTheme); 1644 } else { 1645 actionBarContext = mContext; 1646 } 1647 1648 mPrimaryActionModeView = new ActionBarContextView(actionBarContext); 1649 mPrimaryActionModePopup = new PopupWindow(actionBarContext, null, 1650 R.attr.actionModePopupWindowStyle); 1651 mPrimaryActionModePopup.setWindowLayoutType( 1652 WindowManager.LayoutParams.TYPE_APPLICATION); 1653 mPrimaryActionModePopup.setContentView(mPrimaryActionModeView); 1654 mPrimaryActionModePopup.setWidth(MATCH_PARENT); 1655 1656 actionBarContext.getTheme().resolveAttribute( 1657 R.attr.actionBarSize, outValue, true); 1658 final int height = TypedValue.complexToDimensionPixelSize(outValue.data, 1659 actionBarContext.getResources().getDisplayMetrics()); 1660 mPrimaryActionModeView.setContentHeight(height); 1661 mPrimaryActionModePopup.setHeight(WRAP_CONTENT); 1662 mShowPrimaryActionModePopup = new Runnable() { 1663 public void run() { 1664 mPrimaryActionModePopup.showAtLocation( 1665 mPrimaryActionModeView.getApplicationWindowToken(), 1666 Gravity.TOP | Gravity.FILL_HORIZONTAL, 0, 0); 1667 endOnGoingFadeAnimation(); 1668 1669 if (shouldAnimatePrimaryActionModeView()) { 1670 mFadeAnim = ObjectAnimator.ofFloat(mPrimaryActionModeView, View.ALPHA, 1671 0f, 1f); 1672 mFadeAnim.addListener(new AnimatorListenerAdapter() { 1673 @Override 1674 public void onAnimationStart(Animator animation) { 1675 mPrimaryActionModeView.setVisibility(VISIBLE); 1676 } 1677 1678 @Override 1679 public void onAnimationEnd(Animator animation) { 1680 mPrimaryActionModeView.setAlpha(1f); 1681 mFadeAnim = null; 1682 } 1683 }); 1684 mFadeAnim.start(); 1685 } else { 1686 mPrimaryActionModeView.setAlpha(1f); 1687 mPrimaryActionModeView.setVisibility(VISIBLE); 1688 } 1689 } 1690 }; 1691 } else { 1692 ViewStub stub = findViewById(R.id.action_mode_bar_stub); 1693 if (stub != null) { 1694 mPrimaryActionModeView = (ActionBarContextView) stub.inflate(); 1695 mPrimaryActionModePopup = null; 1696 } 1697 } 1698 } 1699 if (mPrimaryActionModeView != null) { 1700 mPrimaryActionModeView.killMode(); 1701 ActionMode mode = new StandaloneActionMode( 1702 mPrimaryActionModeView.getContext(), mPrimaryActionModeView, 1703 callback, mPrimaryActionModePopup == null); 1704 return mode; 1705 } 1706 return null; 1707 } 1708 1709 private void endOnGoingFadeAnimation() { 1710 if (mFadeAnim != null) { 1711 mFadeAnim.end(); 1712 } 1713 } 1714 1715 private void setHandledPrimaryActionMode(ActionMode mode) { 1716 endOnGoingFadeAnimation(); 1717 mPrimaryActionMode = mode; 1718 mPrimaryActionMode.invalidate(); 1719 mPrimaryActionModeView.initForMode(mPrimaryActionMode); 1720 if (mPrimaryActionModePopup != null) { 1721 post(mShowPrimaryActionModePopup); 1722 } else { 1723 if (shouldAnimatePrimaryActionModeView()) { 1724 mFadeAnim = ObjectAnimator.ofFloat(mPrimaryActionModeView, View.ALPHA, 0f, 1f); 1725 mFadeAnim.addListener(new AnimatorListenerAdapter() { 1726 @Override 1727 public void onAnimationStart(Animator animation) { 1728 mPrimaryActionModeView.setVisibility(View.VISIBLE); 1729 } 1730 1731 @Override 1732 public void onAnimationEnd(Animator animation) { 1733 mPrimaryActionModeView.setAlpha(1f); 1734 mFadeAnim = null; 1735 } 1736 }); 1737 mFadeAnim.start(); 1738 } else { 1739 mPrimaryActionModeView.setAlpha(1f); 1740 mPrimaryActionModeView.setVisibility(View.VISIBLE); 1741 } 1742 } 1743 mPrimaryActionModeView.sendAccessibilityEvent( 1744 AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 1745 } 1746 1747 boolean shouldAnimatePrimaryActionModeView() { 1748 // We only to animate the action mode in if the decor has already been laid out. 1749 // If it hasn't been laid out, it hasn't been drawn to screen yet. 1750 return isLaidOut(); 1751 } 1752 1753 private ActionMode createFloatingActionMode( 1754 View originatingView, ActionMode.Callback2 callback) { 1755 if (mFloatingActionMode != null) { 1756 mFloatingActionMode.finish(); 1757 } 1758 cleanupFloatingActionModeViews(); 1759 final FloatingActionMode mode = 1760 new FloatingActionMode(mContext, callback, originatingView); 1761 mFloatingActionModeOriginatingView = originatingView; 1762 mFloatingToolbarPreDrawListener = 1763 new ViewTreeObserver.OnPreDrawListener() { 1764 @Override 1765 public boolean onPreDraw() { 1766 mode.updateViewLocationInWindow(); 1767 return true; 1768 } 1769 }; 1770 return mode; 1771 } 1772 1773 private void setHandledFloatingActionMode(ActionMode mode) { 1774 mFloatingActionMode = mode; 1775 mFloatingToolbar = new FloatingToolbar(mContext, mWindow); 1776 ((FloatingActionMode) mFloatingActionMode).setFloatingToolbar(mFloatingToolbar); 1777 mFloatingActionMode.invalidate(); // Will show the floating toolbar if necessary. 1778 mFloatingActionModeOriginatingView.getViewTreeObserver() 1779 .addOnPreDrawListener(mFloatingToolbarPreDrawListener); 1780 } 1781 1782 /** 1783 * Informs the decor if the caption is attached and visible. 1784 * @param attachedAndVisible true when the decor is visible. 1785 * Note that this will even be called if there is no caption. 1786 **/ 1787 void enableCaption(boolean attachedAndVisible) { 1788 if (mHasCaption != attachedAndVisible) { 1789 mHasCaption = attachedAndVisible; 1790 if (getForeground() != null) { 1791 drawableChanged(); 1792 } 1793 } 1794 } 1795 1796 void setWindow(PhoneWindow phoneWindow) { 1797 mWindow = phoneWindow; 1798 Context context = getContext(); 1799 if (context instanceof DecorContext) { 1800 DecorContext decorContext = (DecorContext) context; 1801 decorContext.setPhoneWindow(mWindow); 1802 } 1803 } 1804 1805 @Override 1806 protected void onConfigurationChanged(Configuration newConfig) { 1807 super.onConfigurationChanged(newConfig); 1808 int workspaceId = getStackId(); 1809 if (mStackId != workspaceId) { 1810 mStackId = workspaceId; 1811 if (mDecorCaptionView == null && StackId.hasWindowDecor(mStackId)) { 1812 // Configuration now requires a caption. 1813 final LayoutInflater inflater = mWindow.getLayoutInflater(); 1814 mDecorCaptionView = createDecorCaptionView(inflater); 1815 if (mDecorCaptionView != null) { 1816 if (mDecorCaptionView.getParent() == null) { 1817 addView(mDecorCaptionView, 0, 1818 new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 1819 } 1820 removeView(mContentRoot); 1821 mDecorCaptionView.addView(mContentRoot, 1822 new ViewGroup.MarginLayoutParams(MATCH_PARENT, MATCH_PARENT)); 1823 } 1824 } else if (mDecorCaptionView != null) { 1825 // We might have to change the kind of surface before we do anything else. 1826 mDecorCaptionView.onConfigurationChanged(StackId.hasWindowDecor(mStackId)); 1827 enableCaption(StackId.hasWindowDecor(workspaceId)); 1828 } 1829 } 1830 updateAvailableWidth(); 1831 initializeElevation(); 1832 } 1833 1834 void onResourcesLoaded(LayoutInflater inflater, int layoutResource) { 1835 mStackId = getStackId(); 1836 1837 if (mBackdropFrameRenderer != null) { 1838 loadBackgroundDrawablesIfNeeded(); 1839 mBackdropFrameRenderer.onResourcesLoaded( 1840 this, mResizingBackgroundDrawable, mCaptionBackgroundDrawable, 1841 mUserCaptionBackgroundDrawable, getCurrentColor(mStatusColorViewState), 1842 getCurrentColor(mNavigationColorViewState)); 1843 } 1844 1845 mDecorCaptionView = createDecorCaptionView(inflater); 1846 final View root = inflater.inflate(layoutResource, null); 1847 if (mDecorCaptionView != null) { 1848 if (mDecorCaptionView.getParent() == null) { 1849 addView(mDecorCaptionView, 1850 new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 1851 } 1852 mDecorCaptionView.addView(root, 1853 new ViewGroup.MarginLayoutParams(MATCH_PARENT, MATCH_PARENT)); 1854 } else { 1855 1856 // Put it below the color views. 1857 addView(root, 0, new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 1858 } 1859 mContentRoot = (ViewGroup) root; 1860 initializeElevation(); 1861 } 1862 1863 private void loadBackgroundDrawablesIfNeeded() { 1864 if (mResizingBackgroundDrawable == null) { 1865 mResizingBackgroundDrawable = getResizingBackgroundDrawable(getContext(), 1866 mWindow.mBackgroundResource, mWindow.mBackgroundFallbackResource, 1867 mWindow.isTranslucent() || mWindow.isShowingWallpaper()); 1868 if (mResizingBackgroundDrawable == null) { 1869 // We shouldn't really get here as the background fallback should be always 1870 // available since it is defaulted by the system. 1871 Log.w(mLogTag, "Failed to find background drawable for PhoneWindow=" + mWindow); 1872 } 1873 } 1874 if (mCaptionBackgroundDrawable == null) { 1875 mCaptionBackgroundDrawable = getContext().getDrawable( 1876 R.drawable.decor_caption_title_focused); 1877 } 1878 if (mResizingBackgroundDrawable != null) { 1879 mLastBackgroundDrawableCb = mResizingBackgroundDrawable.getCallback(); 1880 mResizingBackgroundDrawable.setCallback(null); 1881 } 1882 } 1883 1884 // Free floating overlapping windows require a caption. 1885 private DecorCaptionView createDecorCaptionView(LayoutInflater inflater) { 1886 DecorCaptionView decorCaptionView = null; 1887 for (int i = getChildCount() - 1; i >= 0 && decorCaptionView == null; i--) { 1888 View view = getChildAt(i); 1889 if (view instanceof DecorCaptionView) { 1890 // The decor was most likely saved from a relaunch - so reuse it. 1891 decorCaptionView = (DecorCaptionView) view; 1892 removeViewAt(i); 1893 } 1894 } 1895 final WindowManager.LayoutParams attrs = mWindow.getAttributes(); 1896 final boolean isApplication = attrs.type == TYPE_BASE_APPLICATION || 1897 attrs.type == TYPE_APPLICATION || attrs.type == TYPE_DRAWN_APPLICATION; 1898 // Only a non floating application window on one of the allowed workspaces can get a caption 1899 if (!mWindow.isFloating() && isApplication && StackId.hasWindowDecor(mStackId)) { 1900 // Dependent on the brightness of the used title we either use the 1901 // dark or the light button frame. 1902 if (decorCaptionView == null) { 1903 decorCaptionView = inflateDecorCaptionView(inflater); 1904 } 1905 decorCaptionView.setPhoneWindow(mWindow, true /*showDecor*/); 1906 } else { 1907 decorCaptionView = null; 1908 } 1909 1910 // Tell the decor if it has a visible caption. 1911 enableCaption(decorCaptionView != null); 1912 return decorCaptionView; 1913 } 1914 1915 private DecorCaptionView inflateDecorCaptionView(LayoutInflater inflater) { 1916 final Context context = getContext(); 1917 // We make a copy of the inflater, so it has the right context associated with it. 1918 inflater = inflater.from(context); 1919 final DecorCaptionView view = (DecorCaptionView) inflater.inflate(R.layout.decor_caption, 1920 null); 1921 setDecorCaptionShade(context, view); 1922 return view; 1923 } 1924 1925 private void setDecorCaptionShade(Context context, DecorCaptionView view) { 1926 final int shade = mWindow.getDecorCaptionShade(); 1927 switch (shade) { 1928 case DECOR_CAPTION_SHADE_LIGHT: 1929 setLightDecorCaptionShade(view); 1930 break; 1931 case DECOR_CAPTION_SHADE_DARK: 1932 setDarkDecorCaptionShade(view); 1933 break; 1934 default: { 1935 TypedValue value = new TypedValue(); 1936 context.getTheme().resolveAttribute(R.attr.colorPrimary, value, true); 1937 // We invert the shade depending on brightness of the theme. Dark shade for light 1938 // theme and vice versa. Thanks to this the buttons should be visible on the 1939 // background. 1940 if (Color.luminance(value.data) < 0.5) { 1941 setLightDecorCaptionShade(view); 1942 } else { 1943 setDarkDecorCaptionShade(view); 1944 } 1945 break; 1946 } 1947 } 1948 } 1949 1950 void updateDecorCaptionShade() { 1951 if (mDecorCaptionView != null) { 1952 setDecorCaptionShade(getContext(), mDecorCaptionView); 1953 } 1954 } 1955 1956 private void setLightDecorCaptionShade(DecorCaptionView view) { 1957 view.findViewById(R.id.maximize_window).setBackgroundResource( 1958 R.drawable.decor_maximize_button_light); 1959 view.findViewById(R.id.close_window).setBackgroundResource( 1960 R.drawable.decor_close_button_light); 1961 } 1962 1963 private void setDarkDecorCaptionShade(DecorCaptionView view) { 1964 view.findViewById(R.id.maximize_window).setBackgroundResource( 1965 R.drawable.decor_maximize_button_dark); 1966 view.findViewById(R.id.close_window).setBackgroundResource( 1967 R.drawable.decor_close_button_dark); 1968 } 1969 1970 /** 1971 * Returns the color used to fill areas the app has not rendered content to yet when the 1972 * user is resizing the window of an activity in multi-window mode. 1973 */ 1974 public static Drawable getResizingBackgroundDrawable(Context context, int backgroundRes, 1975 int backgroundFallbackRes, boolean windowTranslucent) { 1976 if (backgroundRes != 0) { 1977 final Drawable drawable = context.getDrawable(backgroundRes); 1978 if (drawable != null) { 1979 return enforceNonTranslucentBackground(drawable, windowTranslucent); 1980 } 1981 } 1982 1983 if (backgroundFallbackRes != 0) { 1984 final Drawable fallbackDrawable = context.getDrawable(backgroundFallbackRes); 1985 if (fallbackDrawable != null) { 1986 return enforceNonTranslucentBackground(fallbackDrawable, windowTranslucent); 1987 } 1988 } 1989 return new ColorDrawable(Color.BLACK); 1990 } 1991 1992 /** 1993 * Enforces a drawable to be non-translucent to act as a background if needed, i.e. if the 1994 * window is not translucent. 1995 */ 1996 private static Drawable enforceNonTranslucentBackground(Drawable drawable, 1997 boolean windowTranslucent) { 1998 if (!windowTranslucent && drawable instanceof ColorDrawable) { 1999 ColorDrawable colorDrawable = (ColorDrawable) drawable; 2000 int color = colorDrawable.getColor(); 2001 if (Color.alpha(color) != 255) { 2002 ColorDrawable copy = (ColorDrawable) colorDrawable.getConstantState().newDrawable() 2003 .mutate(); 2004 copy.setColor( 2005 Color.argb(255, Color.red(color), Color.green(color), Color.blue(color))); 2006 return copy; 2007 } 2008 } 2009 return drawable; 2010 } 2011 2012 /** 2013 * Returns the Id of the stack which contains this window. 2014 * Note that if no stack can be determined - which usually means that it was not 2015 * created for an activity - the fullscreen stack ID will be returned. 2016 * @return Returns the stack id which contains this window. 2017 **/ 2018 private int getStackId() { 2019 int workspaceId = INVALID_STACK_ID; 2020 final Window.WindowControllerCallback callback = mWindow.getWindowControllerCallback(); 2021 if (callback != null) { 2022 try { 2023 workspaceId = callback.getWindowStackId(); 2024 } catch (RemoteException ex) { 2025 Log.e(mLogTag, "Failed to get the workspace ID of a PhoneWindow."); 2026 } 2027 } 2028 if (workspaceId == INVALID_STACK_ID) { 2029 return FULLSCREEN_WORKSPACE_STACK_ID; 2030 } 2031 return workspaceId; 2032 } 2033 2034 void clearContentView() { 2035 if (mDecorCaptionView != null) { 2036 mDecorCaptionView.removeContentView(); 2037 } else { 2038 // This window doesn't have caption, so we need to remove everything except our views 2039 // we might have added. 2040 for (int i = getChildCount() - 1; i >= 0; i--) { 2041 View v = getChildAt(i); 2042 if (v != mStatusColorViewState.view && v != mNavigationColorViewState.view 2043 && v != mStatusGuard && v != mNavigationGuard) { 2044 removeViewAt(i); 2045 } 2046 } 2047 } 2048 } 2049 2050 @Override 2051 public void onWindowSizeIsChanging(Rect newBounds, boolean fullscreen, Rect systemInsets, 2052 Rect stableInsets) { 2053 if (mBackdropFrameRenderer != null) { 2054 mBackdropFrameRenderer.setTargetRect(newBounds, fullscreen, systemInsets, stableInsets); 2055 } 2056 } 2057 2058 @Override 2059 public void onWindowDragResizeStart(Rect initialBounds, boolean fullscreen, Rect systemInsets, 2060 Rect stableInsets, int resizeMode) { 2061 if (mWindow.isDestroyed()) { 2062 // If the owner's window is gone, we should not be able to come here anymore. 2063 releaseThreadedRenderer(); 2064 return; 2065 } 2066 if (mBackdropFrameRenderer != null) { 2067 return; 2068 } 2069 final ThreadedRenderer renderer = getThreadedRenderer(); 2070 if (renderer != null) { 2071 loadBackgroundDrawablesIfNeeded(); 2072 mBackdropFrameRenderer = new BackdropFrameRenderer(this, renderer, 2073 initialBounds, mResizingBackgroundDrawable, mCaptionBackgroundDrawable, 2074 mUserCaptionBackgroundDrawable, getCurrentColor(mStatusColorViewState), 2075 getCurrentColor(mNavigationColorViewState), fullscreen, systemInsets, 2076 stableInsets, resizeMode); 2077 2078 // Get rid of the shadow while we are resizing. Shadow drawing takes considerable time. 2079 // If we want to get the shadow shown while resizing, we would need to elevate a new 2080 // element which owns the caption and has the elevation. 2081 updateElevation(); 2082 2083 updateColorViews(null /* insets */, false); 2084 } 2085 mResizeMode = resizeMode; 2086 getViewRootImpl().requestInvalidateRootRenderNode(); 2087 } 2088 2089 @Override 2090 public void onWindowDragResizeEnd() { 2091 releaseThreadedRenderer(); 2092 updateColorViews(null /* insets */, false); 2093 mResizeMode = RESIZE_MODE_INVALID; 2094 getViewRootImpl().requestInvalidateRootRenderNode(); 2095 } 2096 2097 @Override 2098 public boolean onContentDrawn(int offsetX, int offsetY, int sizeX, int sizeY) { 2099 if (mBackdropFrameRenderer == null) { 2100 return false; 2101 } 2102 return mBackdropFrameRenderer.onContentDrawn(offsetX, offsetY, sizeX, sizeY); 2103 } 2104 2105 @Override 2106 public void onRequestDraw(boolean reportNextDraw) { 2107 if (mBackdropFrameRenderer != null) { 2108 mBackdropFrameRenderer.onRequestDraw(reportNextDraw); 2109 } else if (reportNextDraw) { 2110 // If render thread is gone, just report immediately. 2111 if (isAttachedToWindow()) { 2112 getViewRootImpl().reportDrawFinish(); 2113 } 2114 } 2115 } 2116 2117 @Override 2118 public void onPostDraw(DisplayListCanvas canvas) { 2119 drawResizingShadowIfNeeded(canvas); 2120 } 2121 2122 private void initResizingPaints() { 2123 final int startColor = mContext.getResources().getColor( 2124 R.color.resize_shadow_start_color, null); 2125 final int endColor = mContext.getResources().getColor( 2126 R.color.resize_shadow_end_color, null); 2127 final int middleColor = (startColor + endColor) / 2; 2128 mHorizontalResizeShadowPaint.setShader(new LinearGradient( 2129 0, 0, 0, mResizeShadowSize, new int[] { startColor, middleColor, endColor }, 2130 new float[] { 0f, 0.3f, 1f }, Shader.TileMode.CLAMP)); 2131 mVerticalResizeShadowPaint.setShader(new LinearGradient( 2132 0, 0, mResizeShadowSize, 0, new int[] { startColor, middleColor, endColor }, 2133 new float[] { 0f, 0.3f, 1f }, Shader.TileMode.CLAMP)); 2134 } 2135 2136 private void drawResizingShadowIfNeeded(DisplayListCanvas canvas) { 2137 if (mResizeMode != RESIZE_MODE_DOCKED_DIVIDER || mWindow.mIsFloating 2138 || mWindow.isTranslucent() 2139 || mWindow.isShowingWallpaper()) { 2140 return; 2141 } 2142 canvas.save(); 2143 canvas.translate(0, getHeight() - mFrameOffsets.bottom); 2144 canvas.drawRect(0, 0, getWidth(), mResizeShadowSize, mHorizontalResizeShadowPaint); 2145 canvas.restore(); 2146 canvas.save(); 2147 canvas.translate(getWidth() - mFrameOffsets.right, 0); 2148 canvas.drawRect(0, 0, mResizeShadowSize, getHeight(), mVerticalResizeShadowPaint); 2149 canvas.restore(); 2150 } 2151 2152 /** Release the renderer thread which is usually done when the user stops resizing. */ 2153 private void releaseThreadedRenderer() { 2154 if (mResizingBackgroundDrawable != null && mLastBackgroundDrawableCb != null) { 2155 mResizingBackgroundDrawable.setCallback(mLastBackgroundDrawableCb); 2156 mLastBackgroundDrawableCb = null; 2157 } 2158 2159 if (mBackdropFrameRenderer != null) { 2160 mBackdropFrameRenderer.releaseRenderer(); 2161 mBackdropFrameRenderer = null; 2162 // Bring the shadow back. 2163 updateElevation(); 2164 } 2165 } 2166 2167 private boolean isResizing() { 2168 return mBackdropFrameRenderer != null; 2169 } 2170 2171 /** 2172 * The elevation gets set for the first time and the framework needs to be informed that 2173 * the surface layer gets created with the shadow size in mind. 2174 */ 2175 private void initializeElevation() { 2176 // TODO(skuhne): Call setMaxElevation here accordingly after b/22668382 got fixed. 2177 mAllowUpdateElevation = false; 2178 updateElevation(); 2179 } 2180 2181 private void updateElevation() { 2182 float elevation = 0; 2183 final boolean wasAdjustedForStack = mElevationAdjustedForStack; 2184 // Do not use a shadow when we are in resizing mode (mBackdropFrameRenderer not null) 2185 // since the shadow is bound to the content size and not the target size. 2186 if ((mStackId == FREEFORM_WORKSPACE_STACK_ID) && !isResizing()) { 2187 elevation = hasWindowFocus() ? 2188 DECOR_SHADOW_FOCUSED_HEIGHT_IN_DIP : DECOR_SHADOW_UNFOCUSED_HEIGHT_IN_DIP; 2189 // Add a maximum shadow height value to the top level view. 2190 // Note that pinned stack doesn't have focus 2191 // so maximum shadow height adjustment isn't needed. 2192 // TODO(skuhne): Remove this if clause once b/22668382 got fixed. 2193 if (!mAllowUpdateElevation) { 2194 elevation = DECOR_SHADOW_FOCUSED_HEIGHT_IN_DIP; 2195 } 2196 // Convert the DP elevation into physical pixels. 2197 elevation = dipToPx(elevation); 2198 mElevationAdjustedForStack = true; 2199 } else if (mStackId == PINNED_STACK_ID) { 2200 elevation = dipToPx(DECOR_SHADOW_UNFOCUSED_HEIGHT_IN_DIP); 2201 mElevationAdjustedForStack = true; 2202 } else { 2203 mElevationAdjustedForStack = false; 2204 } 2205 2206 // Don't change the elevation if we didn't previously adjust it for the stack it was in 2207 // or it didn't change. 2208 if ((wasAdjustedForStack || mElevationAdjustedForStack) 2209 && getElevation() != elevation) { 2210 mWindow.setElevation(elevation); 2211 } 2212 } 2213 2214 boolean isShowingCaption() { 2215 return mDecorCaptionView != null && mDecorCaptionView.isCaptionShowing(); 2216 } 2217 2218 int getCaptionHeight() { 2219 return isShowingCaption() ? mDecorCaptionView.getCaptionHeight() : 0; 2220 } 2221 2222 /** 2223 * Converts a DIP measure into physical pixels. 2224 * @param dip The dip value. 2225 * @return Returns the number of pixels. 2226 */ 2227 private float dipToPx(float dip) { 2228 return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dip, 2229 getResources().getDisplayMetrics()); 2230 } 2231 2232 /** 2233 * Provide an override of the caption background drawable. 2234 */ 2235 void setUserCaptionBackgroundDrawable(Drawable drawable) { 2236 mUserCaptionBackgroundDrawable = drawable; 2237 if (mBackdropFrameRenderer != null) { 2238 mBackdropFrameRenderer.setUserCaptionBackgroundDrawable(drawable); 2239 } 2240 } 2241 2242 private static String getTitleSuffix(WindowManager.LayoutParams params) { 2243 if (params == null) { 2244 return ""; 2245 } 2246 final String[] split = params.getTitle().toString().split("\\."); 2247 if (split.length > 0) { 2248 return split[split.length - 1]; 2249 } else { 2250 return ""; 2251 } 2252 } 2253 2254 void updateLogTag(WindowManager.LayoutParams params) { 2255 mLogTag = TAG + "[" + getTitleSuffix(params) + "]"; 2256 } 2257 2258 private void updateAvailableWidth() { 2259 Resources res = getResources(); 2260 mAvailableWidth = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 2261 res.getConfiguration().screenWidthDp, res.getDisplayMetrics()); 2262 } 2263 2264 /** 2265 * @hide 2266 */ 2267 @Override 2268 public void requestKeyboardShortcuts(List<KeyboardShortcutGroup> list, int deviceId) { 2269 final PanelFeatureState st = mWindow.getPanelState(FEATURE_OPTIONS_PANEL, false); 2270 final Menu menu = st != null ? st.menu : null; 2271 if (!mWindow.isDestroyed() && mWindow.getCallback() != null) { 2272 mWindow.getCallback().onProvideKeyboardShortcuts(list, menu, deviceId); 2273 } 2274 } 2275 2276 @Override 2277 public void dispatchPointerCaptureChanged(boolean hasCapture) { 2278 super.dispatchPointerCaptureChanged(hasCapture); 2279 if (!mWindow.isDestroyed() && mWindow.getCallback() != null) { 2280 mWindow.getCallback().onPointerCaptureChanged(hasCapture); 2281 } 2282 } 2283 2284 @Override 2285 public int getAccessibilityViewId() { 2286 return AccessibilityNodeInfo.ROOT_ITEM_ID; 2287 } 2288 2289 @Override 2290 public String toString() { 2291 return "DecorView@" + Integer.toHexString(this.hashCode()) + "[" 2292 + getTitleSuffix(mWindow.getAttributes()) + "]"; 2293 } 2294 2295 private static class ColorViewState { 2296 View view = null; 2297 int targetVisibility = View.INVISIBLE; 2298 boolean present = false; 2299 boolean visible; 2300 int color; 2301 2302 final ColorViewAttributes attributes; 2303 2304 ColorViewState(ColorViewAttributes attributes) { 2305 this.attributes = attributes; 2306 } 2307 } 2308 2309 public static class ColorViewAttributes { 2310 2311 final int id; 2312 final int systemUiHideFlag; 2313 final int translucentFlag; 2314 final int verticalGravity; 2315 final int horizontalGravity; 2316 final int seascapeGravity; 2317 final String transitionName; 2318 final int hideWindowFlag; 2319 2320 private ColorViewAttributes(int systemUiHideFlag, int translucentFlag, int verticalGravity, 2321 int horizontalGravity, int seascapeGravity, String transitionName, int id, 2322 int hideWindowFlag) { 2323 this.id = id; 2324 this.systemUiHideFlag = systemUiHideFlag; 2325 this.translucentFlag = translucentFlag; 2326 this.verticalGravity = verticalGravity; 2327 this.horizontalGravity = horizontalGravity; 2328 this.seascapeGravity = seascapeGravity; 2329 this.transitionName = transitionName; 2330 this.hideWindowFlag = hideWindowFlag; 2331 } 2332 2333 public boolean isPresent(int sysUiVis, int windowFlags, boolean force) { 2334 return (sysUiVis & systemUiHideFlag) == 0 2335 && (windowFlags & hideWindowFlag) == 0 2336 && ((windowFlags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 2337 || force); 2338 } 2339 2340 public boolean isVisible(boolean present, int color, int windowFlags, boolean force) { 2341 return present 2342 && (color & Color.BLACK) != 0 2343 && ((windowFlags & translucentFlag) == 0 || force); 2344 } 2345 2346 public boolean isVisible(int sysUiVis, int color, int windowFlags, boolean force) { 2347 final boolean present = isPresent(sysUiVis, windowFlags, force); 2348 return isVisible(present, color, windowFlags, force); 2349 } 2350 } 2351 2352 /** 2353 * Clears out internal references when the action mode is destroyed. 2354 */ 2355 private class ActionModeCallback2Wrapper extends ActionMode.Callback2 { 2356 private final ActionMode.Callback mWrapped; 2357 2358 public ActionModeCallback2Wrapper(ActionMode.Callback wrapped) { 2359 mWrapped = wrapped; 2360 } 2361 2362 public boolean onCreateActionMode(ActionMode mode, Menu menu) { 2363 return mWrapped.onCreateActionMode(mode, menu); 2364 } 2365 2366 public boolean onPrepareActionMode(ActionMode mode, Menu menu) { 2367 requestFitSystemWindows(); 2368 return mWrapped.onPrepareActionMode(mode, menu); 2369 } 2370 2371 public boolean onActionItemClicked(ActionMode mode, MenuItem item) { 2372 return mWrapped.onActionItemClicked(mode, item); 2373 } 2374 2375 public void onDestroyActionMode(ActionMode mode) { 2376 mWrapped.onDestroyActionMode(mode); 2377 final boolean isMncApp = mContext.getApplicationInfo().targetSdkVersion 2378 >= M; 2379 final boolean isPrimary; 2380 final boolean isFloating; 2381 if (isMncApp) { 2382 isPrimary = mode == mPrimaryActionMode; 2383 isFloating = mode == mFloatingActionMode; 2384 if (!isPrimary && mode.getType() == ActionMode.TYPE_PRIMARY) { 2385 Log.e(mLogTag, "Destroying unexpected ActionMode instance of TYPE_PRIMARY; " 2386 + mode + " was not the current primary action mode! Expected " 2387 + mPrimaryActionMode); 2388 } 2389 if (!isFloating && mode.getType() == ActionMode.TYPE_FLOATING) { 2390 Log.e(mLogTag, "Destroying unexpected ActionMode instance of TYPE_FLOATING; " 2391 + mode + " was not the current floating action mode! Expected " 2392 + mFloatingActionMode); 2393 } 2394 } else { 2395 isPrimary = mode.getType() == ActionMode.TYPE_PRIMARY; 2396 isFloating = mode.getType() == ActionMode.TYPE_FLOATING; 2397 } 2398 if (isPrimary) { 2399 if (mPrimaryActionModePopup != null) { 2400 removeCallbacks(mShowPrimaryActionModePopup); 2401 } 2402 if (mPrimaryActionModeView != null) { 2403 endOnGoingFadeAnimation(); 2404 // Store action mode view reference, so we can access it safely when animation 2405 // ends. mPrimaryActionModePopup is set together with mPrimaryActionModeView, 2406 // so no need to store reference to it in separate variable. 2407 final ActionBarContextView lastActionModeView = mPrimaryActionModeView; 2408 mFadeAnim = ObjectAnimator.ofFloat(mPrimaryActionModeView, View.ALPHA, 2409 1f, 0f); 2410 mFadeAnim.addListener(new Animator.AnimatorListener() { 2411 2412 @Override 2413 public void onAnimationStart(Animator animation) { 2414 2415 } 2416 2417 @Override 2418 public void onAnimationEnd(Animator animation) { 2419 // If mPrimaryActionModeView has changed - it means that we've 2420 // cleared the content while preserving decor view. We don't 2421 // want to change the state of new instances accidentally here. 2422 if (lastActionModeView == mPrimaryActionModeView) { 2423 lastActionModeView.setVisibility(GONE); 2424 if (mPrimaryActionModePopup != null) { 2425 mPrimaryActionModePopup.dismiss(); 2426 } 2427 lastActionModeView.killMode(); 2428 mFadeAnim = null; 2429 } 2430 } 2431 2432 @Override 2433 public void onAnimationCancel(Animator animation) { 2434 2435 } 2436 2437 @Override 2438 public void onAnimationRepeat(Animator animation) { 2439 2440 } 2441 }); 2442 mFadeAnim.start(); 2443 } 2444 2445 mPrimaryActionMode = null; 2446 } else if (isFloating) { 2447 cleanupFloatingActionModeViews(); 2448 mFloatingActionMode = null; 2449 } 2450 if (mWindow.getCallback() != null && !mWindow.isDestroyed()) { 2451 try { 2452 mWindow.getCallback().onActionModeFinished(mode); 2453 } catch (AbstractMethodError ame) { 2454 // Older apps might not implement this callback method. 2455 } 2456 } 2457 requestFitSystemWindows(); 2458 } 2459 2460 @Override 2461 public void onGetContentRect(ActionMode mode, View view, Rect outRect) { 2462 if (mWrapped instanceof ActionMode.Callback2) { 2463 ((ActionMode.Callback2) mWrapped).onGetContentRect(mode, view, outRect); 2464 } else { 2465 super.onGetContentRect(mode, view, outRect); 2466 } 2467 } 2468 } 2469} 2470