PhoneWindow.java revision 1d07e16c9d9ecaaaf8994ad5691c4063ab31f265
1/* 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16package com.android.internal.policy.impl; 17 18import static android.view.View.MeasureSpec.AT_MOST; 19import static android.view.View.MeasureSpec.EXACTLY; 20import static android.view.View.MeasureSpec.getMode; 21import static android.view.ViewGroup.LayoutParams.MATCH_PARENT; 22import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT; 23import static android.view.WindowManager.LayoutParams.FLAG_FULLSCREEN; 24import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR; 25import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN; 26import static android.view.WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 27import static android.view.WindowManager.LayoutParams.FLAG_SPLIT_TOUCH; 28 29import com.android.internal.view.RootViewSurfaceTaker; 30import com.android.internal.view.StandaloneActionMode; 31import com.android.internal.view.menu.ContextMenuBuilder; 32import com.android.internal.view.menu.IconMenuPresenter; 33import com.android.internal.view.menu.ListMenuPresenter; 34import com.android.internal.view.menu.MenuBuilder; 35import com.android.internal.view.menu.MenuDialogHelper; 36import com.android.internal.view.menu.MenuPresenter; 37import com.android.internal.view.menu.MenuView; 38import com.android.internal.widget.ActionBarContainer; 39import com.android.internal.widget.ActionBarContextView; 40import com.android.internal.widget.ActionBarView; 41 42import android.app.KeyguardManager; 43import android.content.Context; 44import android.content.pm.ActivityInfo; 45import android.content.res.Configuration; 46import android.content.res.TypedArray; 47import android.graphics.Canvas; 48import android.graphics.PixelFormat; 49import android.graphics.Rect; 50import android.graphics.drawable.Drawable; 51import android.media.AudioManager; 52import android.net.Uri; 53import android.os.Bundle; 54import android.os.Handler; 55import android.os.Parcel; 56import android.os.Parcelable; 57import android.os.RemoteException; 58import android.os.ServiceManager; 59import android.util.AndroidRuntimeException; 60import android.util.DisplayMetrics; 61import android.util.EventLog; 62import android.util.Log; 63import android.util.SparseArray; 64import android.util.TypedValue; 65import android.view.ActionMode; 66import android.view.Gravity; 67import android.view.IRotationWatcher; 68import android.view.IWindowManager; 69import android.view.InputQueue; 70import android.view.KeyCharacterMap; 71import android.view.KeyEvent; 72import android.view.LayoutInflater; 73import android.view.Menu; 74import android.view.MenuItem; 75import android.view.MotionEvent; 76import android.view.SurfaceHolder; 77import android.view.View; 78import android.view.ViewGroup; 79import android.view.ViewManager; 80import android.view.ViewStub; 81import android.view.Window; 82import android.view.WindowManager; 83import android.view.accessibility.AccessibilityEvent; 84import android.view.accessibility.AccessibilityManager; 85import android.view.animation.Animation; 86import android.view.animation.AnimationUtils; 87import android.widget.FrameLayout; 88import android.widget.ImageView; 89import android.widget.PopupWindow; 90import android.widget.ProgressBar; 91import android.widget.TextView; 92 93import java.lang.ref.WeakReference; 94import java.util.ArrayList; 95 96/** 97 * Android-specific Window. 98 * <p> 99 * todo: need to pull the generic functionality out into a base class 100 * in android.widget. 101 */ 102public class PhoneWindow extends Window implements MenuBuilder.Callback { 103 104 private final static String TAG = "PhoneWindow"; 105 106 private final static boolean SWEEP_OPEN_MENU = false; 107 108 /** 109 * Simple callback used by the context menu and its submenus. The options 110 * menu submenus do not use this (their behavior is more complex). 111 */ 112 final DialogMenuCallback mContextMenuCallback = new DialogMenuCallback(FEATURE_CONTEXT_MENU); 113 114 final TypedValue mMinWidthMajor = new TypedValue(); 115 final TypedValue mMinWidthMinor = new TypedValue(); 116 117 // This is the top-level view of the window, containing the window decor. 118 private DecorView mDecor; 119 120 // This is the view in which the window contents are placed. It is either 121 // mDecor itself, or a child of mDecor where the contents go. 122 private ViewGroup mContentParent; 123 124 SurfaceHolder.Callback2 mTakeSurfaceCallback; 125 126 InputQueue.Callback mTakeInputQueueCallback; 127 128 private boolean mIsFloating; 129 130 private LayoutInflater mLayoutInflater; 131 132 private TextView mTitleView; 133 134 private ActionBarView mActionBar; 135 private ActionMenuPresenterCallback mActionMenuPresenterCallback; 136 private PanelMenuPresenterCallback mPanelMenuPresenterCallback; 137 138 private DrawableFeatureState[] mDrawables; 139 140 private PanelFeatureState[] mPanels; 141 142 /** 143 * The panel that is prepared or opened (the most recent one if there are 144 * multiple panels). Shortcuts will go to this panel. It gets set in 145 * {@link #preparePanel} and cleared in {@link #closePanel}. 146 */ 147 private PanelFeatureState mPreparedPanel; 148 149 /** 150 * The keycode that is currently held down (as a modifier) for chording. If 151 * this is 0, there is no key held down. 152 */ 153 private int mPanelChordingKey; 154 155 private ImageView mLeftIconView; 156 157 private ImageView mRightIconView; 158 159 private ProgressBar mCircularProgressBar; 160 161 private ProgressBar mHorizontalProgressBar; 162 163 private int mBackgroundResource = 0; 164 165 private Drawable mBackgroundDrawable; 166 167 private int mFrameResource = 0; 168 169 private int mTextColor = 0; 170 171 private CharSequence mTitle = null; 172 173 private int mTitleColor = 0; 174 175 private boolean mAlwaysReadCloseOnTouchAttr = false; 176 177 private ContextMenuBuilder mContextMenu; 178 private MenuDialogHelper mContextMenuHelper; 179 private boolean mClosingActionMenu; 180 181 private int mVolumeControlStreamType = AudioManager.USE_DEFAULT_STREAM_TYPE; 182 183 private AudioManager mAudioManager; 184 private KeyguardManager mKeyguardManager; 185 186 private int mUiOptions = 0; 187 188 static class WindowManagerHolder { 189 static final IWindowManager sWindowManager = IWindowManager.Stub.asInterface( 190 ServiceManager.getService("window")); 191 } 192 193 static final RotationWatcher sRotationWatcher = new RotationWatcher(); 194 195 public PhoneWindow(Context context) { 196 super(context); 197 mLayoutInflater = LayoutInflater.from(context); 198 } 199 200 @Override 201 public final void setContainer(Window container) { 202 super.setContainer(container); 203 } 204 205 @Override 206 public boolean requestFeature(int featureId) { 207 if (mContentParent != null) { 208 throw new AndroidRuntimeException("requestFeature() must be called before adding content"); 209 } 210 final int features = getFeatures(); 211 if ((features != DEFAULT_FEATURES) && (featureId == FEATURE_CUSTOM_TITLE)) { 212 213 /* Another feature is enabled and the user is trying to enable the custom title feature */ 214 throw new AndroidRuntimeException("You cannot combine custom titles with other title features"); 215 } 216 if (((features & (1 << FEATURE_CUSTOM_TITLE)) != 0) && 217 (featureId != FEATURE_CUSTOM_TITLE) && (featureId != FEATURE_ACTION_MODE_OVERLAY)) { 218 219 /* Custom title feature is enabled and the user is trying to enable another feature */ 220 throw new AndroidRuntimeException("You cannot combine custom titles with other title features"); 221 } 222 if ((features & (1 << FEATURE_NO_TITLE)) != 0 && featureId == FEATURE_ACTION_BAR) { 223 return false; // Ignore. No title dominates. 224 } 225 if ((features & (1 << FEATURE_ACTION_BAR)) != 0 && featureId == FEATURE_NO_TITLE) { 226 // Remove the action bar feature if we have no title. No title dominates. 227 removeFeature(FEATURE_ACTION_BAR); 228 } 229 return super.requestFeature(featureId); 230 } 231 232 @Override 233 public void setUiOptions(int uiOptions) { 234 mUiOptions = uiOptions; 235 } 236 237 @Override 238 public void setUiOptions(int uiOptions, int mask) { 239 mUiOptions = (mUiOptions & ~mask) | (uiOptions & mask); 240 } 241 242 @Override 243 public void setContentView(int layoutResID) { 244 if (mContentParent == null) { 245 installDecor(); 246 } else { 247 mContentParent.removeAllViews(); 248 } 249 mLayoutInflater.inflate(layoutResID, mContentParent); 250 final Callback cb = getCallback(); 251 if (cb != null && !isDestroyed()) { 252 cb.onContentChanged(); 253 } 254 } 255 256 @Override 257 public void setContentView(View view) { 258 setContentView(view, new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 259 } 260 261 @Override 262 public void setContentView(View view, ViewGroup.LayoutParams params) { 263 if (mContentParent == null) { 264 installDecor(); 265 } else { 266 mContentParent.removeAllViews(); 267 } 268 mContentParent.addView(view, params); 269 final Callback cb = getCallback(); 270 if (cb != null && !isDestroyed()) { 271 cb.onContentChanged(); 272 } 273 } 274 275 @Override 276 public void addContentView(View view, ViewGroup.LayoutParams params) { 277 if (mContentParent == null) { 278 installDecor(); 279 } 280 mContentParent.addView(view, params); 281 final Callback cb = getCallback(); 282 if (cb != null && !isDestroyed()) { 283 cb.onContentChanged(); 284 } 285 } 286 287 @Override 288 public View getCurrentFocus() { 289 return mDecor != null ? mDecor.findFocus() : null; 290 } 291 292 @Override 293 public void takeSurface(SurfaceHolder.Callback2 callback) { 294 mTakeSurfaceCallback = callback; 295 } 296 297 public void takeInputQueue(InputQueue.Callback callback) { 298 mTakeInputQueueCallback = callback; 299 } 300 301 @Override 302 public boolean isFloating() { 303 return mIsFloating; 304 } 305 306 /** 307 * Return a LayoutInflater instance that can be used to inflate XML view layout 308 * resources for use in this Window. 309 * 310 * @return LayoutInflater The shared LayoutInflater. 311 */ 312 @Override 313 public LayoutInflater getLayoutInflater() { 314 return mLayoutInflater; 315 } 316 317 @Override 318 public void setTitle(CharSequence title) { 319 if (mTitleView != null) { 320 mTitleView.setText(title); 321 } else if (mActionBar != null) { 322 mActionBar.setWindowTitle(title); 323 } 324 mTitle = title; 325 } 326 327 @Override 328 public void setTitleColor(int textColor) { 329 if (mTitleView != null) { 330 mTitleView.setTextColor(textColor); 331 } 332 mTitleColor = textColor; 333 } 334 335 /** 336 * Prepares the panel to either be opened or chorded. This creates the Menu 337 * instance for the panel and populates it via the Activity callbacks. 338 * 339 * @param st The panel state to prepare. 340 * @param event The event that triggered the preparing of the panel. 341 * @return Whether the panel was prepared. If the panel should not be shown, 342 * returns false. 343 */ 344 public final boolean preparePanel(PanelFeatureState st, KeyEvent event) { 345 if (isDestroyed()) { 346 return false; 347 } 348 349 // Already prepared (isPrepared will be reset to false later) 350 if (st.isPrepared) 351 return true; 352 353 if ((mPreparedPanel != null) && (mPreparedPanel != st)) { 354 // Another Panel is prepared and possibly open, so close it 355 closePanel(mPreparedPanel, false); 356 } 357 358 final Callback cb = getCallback(); 359 360 if (cb != null) { 361 st.createdPanelView = cb.onCreatePanelView(st.featureId); 362 } 363 364 if (st.createdPanelView == null) { 365 // Init the panel state's menu--return false if init failed 366 if (st.menu == null || st.refreshMenuContent) { 367 if (st.menu == null) { 368 if (!initializePanelMenu(st) || (st.menu == null)) { 369 return false; 370 } 371 } 372 373 if (mActionBar != null) { 374 if (mActionMenuPresenterCallback == null) { 375 mActionMenuPresenterCallback = new ActionMenuPresenterCallback(); 376 } 377 mActionBar.setMenu(st.menu, mActionMenuPresenterCallback); 378 } 379 380 // Call callback, and return if it doesn't want to display menu. 381 382 // Creating the panel menu will involve a lot of manipulation; 383 // don't dispatch change events to presenters until we're done. 384 st.menu.stopDispatchingItemsChanged(); 385 if ((cb == null) || !cb.onCreatePanelMenu(st.featureId, st.menu)) { 386 // Ditch the menu created above 387 st.setMenu(null); 388 389 if (mActionBar != null) { 390 // Don't show it in the action bar either 391 mActionBar.setMenu(null, mActionMenuPresenterCallback); 392 } 393 394 return false; 395 } 396 397 st.refreshMenuContent = false; 398 } 399 400 // Callback and return if the callback does not want to show the menu 401 402 // Preparing the panel menu can involve a lot of manipulation; 403 // don't dispatch change events to presenters until we're done. 404 st.menu.stopDispatchingItemsChanged(); 405 406 // Restore action view state before we prepare. This gives apps 407 // an opportunity to override frozen/restored state in onPrepare. 408 if (st.frozenActionViewState != null) { 409 st.menu.restoreActionViewStates(st.frozenActionViewState); 410 st.frozenActionViewState = null; 411 } 412 413 if (!cb.onPreparePanel(st.featureId, st.createdPanelView, st.menu)) { 414 if (mActionBar != null) { 415 // The app didn't want to show the menu for now but it still exists. 416 // Clear it out of the action bar. 417 mActionBar.setMenu(null, mActionMenuPresenterCallback); 418 } 419 st.menu.startDispatchingItemsChanged(); 420 return false; 421 } 422 423 // Set the proper keymap 424 KeyCharacterMap kmap = KeyCharacterMap.load( 425 event != null ? event.getDeviceId() : KeyCharacterMap.VIRTUAL_KEYBOARD); 426 st.qwertyMode = kmap.getKeyboardType() != KeyCharacterMap.NUMERIC; 427 st.menu.setQwertyMode(st.qwertyMode); 428 st.menu.startDispatchingItemsChanged(); 429 } 430 431 // Set other state 432 st.isPrepared = true; 433 st.isHandled = false; 434 mPreparedPanel = st; 435 436 return true; 437 } 438 439 @Override 440 public void onConfigurationChanged(Configuration newConfig) { 441 // Action bars handle their own menu state 442 if (mActionBar == null) { 443 PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, false); 444 if ((st != null) && (st.menu != null)) { 445 if (st.isOpen) { 446 // Freeze state 447 final Bundle state = new Bundle(); 448 if (st.iconMenuPresenter != null) { 449 st.iconMenuPresenter.saveHierarchyState(state); 450 } 451 if (st.listMenuPresenter != null) { 452 st.listMenuPresenter.saveHierarchyState(state); 453 } 454 455 // Remove the menu views since they need to be recreated 456 // according to the new configuration 457 clearMenuViews(st); 458 459 // Re-open the same menu 460 reopenMenu(false); 461 462 // Restore state 463 if (st.iconMenuPresenter != null) { 464 st.iconMenuPresenter.restoreHierarchyState(state); 465 } 466 if (st.listMenuPresenter != null) { 467 st.listMenuPresenter.restoreHierarchyState(state); 468 } 469 470 } else { 471 // Clear menu views so on next menu opening, it will use 472 // the proper layout 473 clearMenuViews(st); 474 } 475 } 476 } 477 } 478 479 private static void clearMenuViews(PanelFeatureState st) { 480 // This can be called on config changes, so we should make sure 481 // the views will be reconstructed based on the new orientation, etc. 482 483 // Allow the callback to create a new panel view 484 st.createdPanelView = null; 485 486 // Causes the decor view to be recreated 487 st.refreshDecorView = true; 488 489 st.clearMenuPresenters(); 490 } 491 492 @Override 493 public final void openPanel(int featureId, KeyEvent event) { 494 if (featureId == FEATURE_OPTIONS_PANEL && mActionBar != null && 495 mActionBar.isOverflowReserved()) { 496 if (mActionBar.getVisibility() == View.VISIBLE) { 497 mActionBar.showOverflowMenu(); 498 } 499 } else { 500 openPanel(getPanelState(featureId, true), event); 501 } 502 } 503 504 private void openPanel(PanelFeatureState st, KeyEvent event) { 505 // System.out.println("Open panel: isOpen=" + st.isOpen); 506 507 // Already open, return 508 if (st.isOpen || isDestroyed()) { 509 return; 510 } 511 512 // Don't open an options panel for honeycomb apps on xlarge devices. 513 // (The app should be using an action bar for menu items.) 514 if (st.featureId == FEATURE_OPTIONS_PANEL) { 515 Context context = getContext(); 516 Configuration config = context.getResources().getConfiguration(); 517 boolean isXLarge = (config.screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) == 518 Configuration.SCREENLAYOUT_SIZE_XLARGE; 519 boolean isHoneycombApp = context.getApplicationInfo().targetSdkVersion >= 520 android.os.Build.VERSION_CODES.HONEYCOMB; 521 522 if (isXLarge && isHoneycombApp) { 523 return; 524 } 525 } 526 527 Callback cb = getCallback(); 528 if ((cb != null) && (!cb.onMenuOpened(st.featureId, st.menu))) { 529 // Callback doesn't want the menu to open, reset any state 530 closePanel(st, true); 531 return; 532 } 533 534 final WindowManager wm = getWindowManager(); 535 if (wm == null) { 536 return; 537 } 538 539 // Prepare panel (should have been done before, but just in case) 540 if (!preparePanel(st, event)) { 541 return; 542 } 543 544 int width = WRAP_CONTENT; 545 if (st.decorView == null || st.refreshDecorView) { 546 if (st.decorView == null) { 547 // Initialize the panel decor, this will populate st.decorView 548 if (!initializePanelDecor(st) || (st.decorView == null)) 549 return; 550 } else if (st.refreshDecorView && (st.decorView.getChildCount() > 0)) { 551 // Decor needs refreshing, so remove its views 552 st.decorView.removeAllViews(); 553 } 554 555 // This will populate st.shownPanelView 556 if (!initializePanelContent(st) || !st.hasPanelItems()) { 557 return; 558 } 559 560 ViewGroup.LayoutParams lp = st.shownPanelView.getLayoutParams(); 561 if (lp == null) { 562 lp = new ViewGroup.LayoutParams(WRAP_CONTENT, WRAP_CONTENT); 563 } 564 565 int backgroundResId; 566 if (lp.width == ViewGroup.LayoutParams.MATCH_PARENT) { 567 // If the contents is fill parent for the width, set the 568 // corresponding background 569 backgroundResId = st.fullBackground; 570 width = MATCH_PARENT; 571 } else { 572 // Otherwise, set the normal panel background 573 backgroundResId = st.background; 574 } 575 st.decorView.setWindowBackground(getContext().getResources().getDrawable( 576 backgroundResId)); 577 578 579 st.decorView.addView(st.shownPanelView, lp); 580 581 /* 582 * Give focus to the view, if it or one of its children does not 583 * already have it. 584 */ 585 if (!st.shownPanelView.hasFocus()) { 586 st.shownPanelView.requestFocus(); 587 } 588 } else if (!st.isInListMode()) { 589 width = MATCH_PARENT; 590 } else if (st.createdPanelView != null) { 591 // If we already had a panel view, carry width=MATCH_PARENT through 592 // as we did above when it was created. 593 ViewGroup.LayoutParams lp = st.createdPanelView.getLayoutParams(); 594 if (lp != null && lp.width == ViewGroup.LayoutParams.MATCH_PARENT) { 595 width = MATCH_PARENT; 596 } 597 } 598 599 st.isOpen = true; 600 st.isHandled = false; 601 602 WindowManager.LayoutParams lp = new WindowManager.LayoutParams( 603 width, WRAP_CONTENT, 604 st.x, st.y, WindowManager.LayoutParams.TYPE_APPLICATION_ATTACHED_DIALOG, 605 WindowManager.LayoutParams.FLAG_DITHER 606 | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM 607 | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH, 608 st.decorView.mDefaultOpacity); 609 610 if (st.isCompact) { 611 lp.gravity = getOptionsPanelGravity(); 612 sRotationWatcher.addWindow(this); 613 } else { 614 lp.gravity = st.gravity; 615 } 616 617 lp.windowAnimations = st.windowAnimations; 618 619 wm.addView(st.decorView, lp); 620 // Log.v(TAG, "Adding main menu to window manager."); 621 } 622 623 @Override 624 public final void closePanel(int featureId) { 625 if (featureId == FEATURE_OPTIONS_PANEL && mActionBar != null && 626 mActionBar.isOverflowReserved()) { 627 mActionBar.hideOverflowMenu(); 628 } else if (featureId == FEATURE_CONTEXT_MENU) { 629 closeContextMenu(); 630 } else { 631 closePanel(getPanelState(featureId, true), true); 632 } 633 } 634 635 /** 636 * Closes the given panel. 637 * 638 * @param st The panel to be closed. 639 * @param doCallback Whether to notify the callback that the panel was 640 * closed. If the panel is in the process of re-opening or 641 * opening another panel (e.g., menu opening a sub menu), the 642 * callback should not happen and this variable should be false. 643 * In addition, this method internally will only perform the 644 * callback if the panel is open. 645 */ 646 public final void closePanel(PanelFeatureState st, boolean doCallback) { 647 // System.out.println("Close panel: isOpen=" + st.isOpen); 648 if (doCallback && st.featureId == FEATURE_OPTIONS_PANEL && 649 mActionBar != null && mActionBar.isOverflowMenuShowing()) { 650 checkCloseActionMenu(st.menu); 651 return; 652 } 653 654 final ViewManager wm = getWindowManager(); 655 if ((wm != null) && st.isOpen) { 656 if (st.decorView != null) { 657 wm.removeView(st.decorView); 658 // Log.v(TAG, "Removing main menu from window manager."); 659 if (st.isCompact) { 660 sRotationWatcher.removeWindow(this); 661 } 662 } 663 664 if (doCallback) { 665 callOnPanelClosed(st.featureId, st, null); 666 } 667 } 668 669 st.isPrepared = false; 670 st.isHandled = false; 671 st.isOpen = false; 672 673 // This view is no longer shown, so null it out 674 st.shownPanelView = null; 675 676 if (st.isInExpandedMode) { 677 // Next time the menu opens, it should not be in expanded mode, so 678 // force a refresh of the decor 679 st.refreshDecorView = true; 680 st.isInExpandedMode = false; 681 } 682 683 if (mPreparedPanel == st) { 684 mPreparedPanel = null; 685 mPanelChordingKey = 0; 686 } 687 } 688 689 void checkCloseActionMenu(Menu menu) { 690 if (mClosingActionMenu) { 691 return; 692 } 693 694 mClosingActionMenu = true; 695 mActionBar.dismissPopupMenus(); 696 Callback cb = getCallback(); 697 if (cb != null && !isDestroyed()) { 698 cb.onPanelClosed(FEATURE_ACTION_BAR, menu); 699 } 700 mClosingActionMenu = false; 701 } 702 703 @Override 704 public final void togglePanel(int featureId, KeyEvent event) { 705 PanelFeatureState st = getPanelState(featureId, true); 706 if (st.isOpen) { 707 closePanel(st, true); 708 } else { 709 openPanel(st, event); 710 } 711 } 712 713 @Override 714 public void invalidatePanelMenu(int featureId) { 715 PanelFeatureState st = getPanelState(featureId, true); 716 Bundle savedActionViewStates = null; 717 if (st.menu != null) { 718 savedActionViewStates = new Bundle(); 719 st.menu.saveActionViewStates(savedActionViewStates); 720 if (savedActionViewStates.size() > 0) { 721 st.frozenActionViewState = savedActionViewStates; 722 } 723 // This will be started again when the panel is prepared. 724 st.menu.stopDispatchingItemsChanged(); 725 st.menu.clear(); 726 } 727 st.refreshMenuContent = true; 728 st.refreshDecorView = true; 729 730 // Prepare the options panel if we have an action bar 731 if ((featureId == FEATURE_ACTION_BAR || featureId == FEATURE_OPTIONS_PANEL) 732 && mActionBar != null) { 733 st = getPanelState(Window.FEATURE_OPTIONS_PANEL, false); 734 if (st != null) { 735 st.isPrepared = false; 736 preparePanel(st, null); 737 } 738 } 739 } 740 741 /** 742 * Called when the panel key is pushed down. 743 * @param featureId The feature ID of the relevant panel (defaults to FEATURE_OPTIONS_PANEL}. 744 * @param event The key event. 745 * @return Whether the key was handled. 746 */ 747 public final boolean onKeyDownPanel(int featureId, KeyEvent event) { 748 final int keyCode = event.getKeyCode(); 749 750 if (event.getRepeatCount() == 0) { 751 // The panel key was pushed, so set the chording key 752 mPanelChordingKey = keyCode; 753 754 PanelFeatureState st = getPanelState(featureId, true); 755 if (!st.isOpen) { 756 return preparePanel(st, event); 757 } 758 } 759 760 return false; 761 } 762 763 /** 764 * Called when the panel key is released. 765 * @param featureId The feature ID of the relevant panel (defaults to FEATURE_OPTIONS_PANEL}. 766 * @param event The key event. 767 */ 768 public final void onKeyUpPanel(int featureId, KeyEvent event) { 769 // The panel key was released, so clear the chording key 770 if (mPanelChordingKey != 0) { 771 mPanelChordingKey = 0; 772 773 if (event.isCanceled() || (mDecor != null && mDecor.mActionMode != null)) { 774 return; 775 } 776 777 boolean playSoundEffect = false; 778 final PanelFeatureState st = getPanelState(featureId, true); 779 if (featureId == FEATURE_OPTIONS_PANEL && mActionBar != null && 780 mActionBar.isOverflowReserved()) { 781 if (mActionBar.getVisibility() == View.VISIBLE) { 782 if (!mActionBar.isOverflowMenuShowing()) { 783 if (!isDestroyed() && preparePanel(st, event)) { 784 playSoundEffect = mActionBar.showOverflowMenu(); 785 } 786 } else { 787 playSoundEffect = mActionBar.hideOverflowMenu(); 788 } 789 } 790 } else { 791 if (st.isOpen || st.isHandled) { 792 793 // Play the sound effect if the user closed an open menu (and not if 794 // they just released a menu shortcut) 795 playSoundEffect = st.isOpen; 796 797 // Close menu 798 closePanel(st, true); 799 800 } else if (st.isPrepared) { 801 802 // Write 'menu opened' to event log 803 EventLog.writeEvent(50001, 0); 804 805 // Show menu 806 openPanel(st, event); 807 808 playSoundEffect = true; 809 } 810 } 811 812 if (playSoundEffect) { 813 AudioManager audioManager = (AudioManager) getContext().getSystemService( 814 Context.AUDIO_SERVICE); 815 if (audioManager != null) { 816 audioManager.playSoundEffect(AudioManager.FX_KEY_CLICK); 817 } else { 818 Log.w(TAG, "Couldn't get audio manager"); 819 } 820 } 821 } 822 } 823 824 @Override 825 public final void closeAllPanels() { 826 final ViewManager wm = getWindowManager(); 827 if (wm == null) { 828 return; 829 } 830 831 final PanelFeatureState[] panels = mPanels; 832 final int N = panels != null ? panels.length : 0; 833 for (int i = 0; i < N; i++) { 834 final PanelFeatureState panel = panels[i]; 835 if (panel != null) { 836 closePanel(panel, true); 837 } 838 } 839 840 closeContextMenu(); 841 } 842 843 /** 844 * Closes the context menu. This notifies the menu logic of the close, along 845 * with dismissing it from the UI. 846 */ 847 private synchronized void closeContextMenu() { 848 if (mContextMenu != null) { 849 mContextMenu.close(); 850 dismissContextMenu(); 851 } 852 } 853 854 /** 855 * Dismisses just the context menu UI. To close the context menu, use 856 * {@link #closeContextMenu()}. 857 */ 858 private synchronized void dismissContextMenu() { 859 mContextMenu = null; 860 861 if (mContextMenuHelper != null) { 862 mContextMenuHelper.dismiss(); 863 mContextMenuHelper = null; 864 } 865 } 866 867 @Override 868 public boolean performPanelShortcut(int featureId, int keyCode, KeyEvent event, int flags) { 869 return performPanelShortcut(getPanelState(featureId, true), keyCode, event, flags); 870 } 871 872 private boolean performPanelShortcut(PanelFeatureState st, int keyCode, KeyEvent event, 873 int flags) { 874 if (event.isSystem() || (st == null)) { 875 return false; 876 } 877 878 boolean handled = false; 879 880 // Only try to perform menu shortcuts if preparePanel returned true (possible false 881 // return value from application not wanting to show the menu). 882 if ((st.isPrepared || preparePanel(st, event)) && st.menu != null) { 883 // The menu is prepared now, perform the shortcut on it 884 handled = st.menu.performShortcut(keyCode, event, flags); 885 } 886 887 if (handled) { 888 // Mark as handled 889 st.isHandled = true; 890 891 // Only close down the menu if we don't have an action bar keeping it open. 892 if ((flags & Menu.FLAG_PERFORM_NO_CLOSE) == 0 && mActionBar == null) { 893 closePanel(st, true); 894 } 895 } 896 897 return handled; 898 } 899 900 @Override 901 public boolean performPanelIdentifierAction(int featureId, int id, int flags) { 902 903 PanelFeatureState st = getPanelState(featureId, true); 904 if (!preparePanel(st, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MENU))) { 905 return false; 906 } 907 if (st.menu == null) { 908 return false; 909 } 910 911 boolean res = st.menu.performIdentifierAction(id, flags); 912 913 // Only close down the menu if we don't have an action bar keeping it open. 914 if (mActionBar == null) { 915 closePanel(st, true); 916 } 917 918 return res; 919 } 920 921 public PanelFeatureState findMenuPanel(Menu menu) { 922 final PanelFeatureState[] panels = mPanels; 923 final int N = panels != null ? panels.length : 0; 924 for (int i = 0; i < N; i++) { 925 final PanelFeatureState panel = panels[i]; 926 if (panel != null && panel.menu == menu) { 927 return panel; 928 } 929 } 930 return null; 931 } 932 933 public boolean onMenuItemSelected(MenuBuilder menu, MenuItem item) { 934 final Callback cb = getCallback(); 935 if (cb != null && !isDestroyed()) { 936 final PanelFeatureState panel = findMenuPanel(menu.getRootMenu()); 937 if (panel != null) { 938 return cb.onMenuItemSelected(panel.featureId, item); 939 } 940 } 941 return false; 942 } 943 944 public void onMenuModeChange(MenuBuilder menu) { 945 reopenMenu(true); 946 } 947 948 private void reopenMenu(boolean toggleMenuMode) { 949 if (mActionBar != null && mActionBar.isOverflowReserved()) { 950 final Callback cb = getCallback(); 951 if (!mActionBar.isOverflowMenuShowing() || !toggleMenuMode) { 952 if (cb != null && !isDestroyed() && mActionBar.getVisibility() == View.VISIBLE) { 953 final PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, true); 954 if (cb.onPreparePanel(FEATURE_OPTIONS_PANEL, st.createdPanelView, st.menu)) { 955 cb.onMenuOpened(FEATURE_ACTION_BAR, st.menu); 956 mActionBar.showOverflowMenu(); 957 } 958 } 959 } else { 960 mActionBar.hideOverflowMenu(); 961 if (cb != null && !isDestroyed()) { 962 final PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, true); 963 cb.onPanelClosed(FEATURE_ACTION_BAR, st.menu); 964 } 965 } 966 return; 967 } 968 969 PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, true); 970 971 // Save the future expanded mode state since closePanel will reset it 972 boolean newExpandedMode = toggleMenuMode ? !st.isInExpandedMode : st.isInExpandedMode; 973 974 st.refreshDecorView = true; 975 closePanel(st, false); 976 977 // Set the expanded mode state 978 st.isInExpandedMode = newExpandedMode; 979 980 openPanel(st, null); 981 } 982 983 /** 984 * Initializes the menu associated with the given panel feature state. You 985 * must at the very least set PanelFeatureState.menu to the Menu to be 986 * associated with the given panel state. The default implementation creates 987 * a new menu for the panel state. 988 * 989 * @param st The panel whose menu is being initialized. 990 * @return Whether the initialization was successful. 991 */ 992 protected boolean initializePanelMenu(final PanelFeatureState st) { 993 final MenuBuilder menu = new MenuBuilder(getContext()); 994 995 menu.setCallback(this); 996 st.setMenu(menu); 997 998 return true; 999 } 1000 1001 /** 1002 * Perform initial setup of a panel. This should at the very least set the 1003 * style information in the PanelFeatureState and must set 1004 * PanelFeatureState.decor to the panel's window decor view. 1005 * 1006 * @param st The panel being initialized. 1007 */ 1008 protected boolean initializePanelDecor(PanelFeatureState st) { 1009 st.decorView = new DecorView(getContext(), st.featureId); 1010 st.gravity = Gravity.CENTER | Gravity.BOTTOM; 1011 st.setStyle(getContext()); 1012 1013 return true; 1014 } 1015 1016 /** 1017 * Determine the gravity value for the options panel. This can 1018 * differ in compact mode. 1019 * 1020 * @return gravity value to use for the panel window 1021 */ 1022 private int getOptionsPanelGravity() { 1023 try { 1024 return WindowManagerHolder.sWindowManager.getPreferredOptionsPanelGravity(); 1025 } catch (RemoteException ex) { 1026 Log.e(TAG, "Couldn't getOptionsPanelGravity; using default", ex); 1027 return Gravity.CENTER | Gravity.BOTTOM; 1028 } 1029 } 1030 1031 void onOptionsPanelRotationChanged() { 1032 final PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, false); 1033 if (st == null) return; 1034 1035 final WindowManager.LayoutParams lp = st.decorView != null ? 1036 (WindowManager.LayoutParams) st.decorView.getLayoutParams() : null; 1037 if (lp != null) { 1038 lp.gravity = getOptionsPanelGravity(); 1039 final ViewManager wm = getWindowManager(); 1040 if (wm != null) { 1041 wm.updateViewLayout(st.decorView, lp); 1042 } 1043 } 1044 } 1045 1046 /** 1047 * Initializes the panel associated with the panel feature state. You must 1048 * at the very least set PanelFeatureState.panel to the View implementing 1049 * its contents. The default implementation gets the panel from the menu. 1050 * 1051 * @param st The panel state being initialized. 1052 * @return Whether the initialization was successful. 1053 */ 1054 protected boolean initializePanelContent(PanelFeatureState st) { 1055 if (st.createdPanelView != null) { 1056 st.shownPanelView = st.createdPanelView; 1057 return true; 1058 } 1059 1060 if (st.menu == null) { 1061 return false; 1062 } 1063 1064 if (mPanelMenuPresenterCallback == null) { 1065 mPanelMenuPresenterCallback = new PanelMenuPresenterCallback(); 1066 } 1067 1068 MenuView menuView = st.isInListMode() 1069 ? st.getListMenuView(mPanelMenuPresenterCallback) 1070 : st.getIconMenuView(mPanelMenuPresenterCallback); 1071 1072 st.shownPanelView = (View) menuView; 1073 1074 if (st.shownPanelView != null) { 1075 // Use the menu View's default animations if it has any 1076 final int defaultAnimations = menuView.getWindowAnimations(); 1077 if (defaultAnimations != 0) { 1078 st.windowAnimations = defaultAnimations; 1079 } 1080 return true; 1081 } else { 1082 return false; 1083 } 1084 } 1085 1086 @Override 1087 public boolean performContextMenuIdentifierAction(int id, int flags) { 1088 return (mContextMenu != null) ? mContextMenu.performIdentifierAction(id, flags) : false; 1089 } 1090 1091 @Override 1092 public final void setBackgroundDrawable(Drawable drawable) { 1093 if (drawable != mBackgroundDrawable || mBackgroundResource != 0) { 1094 mBackgroundResource = 0; 1095 mBackgroundDrawable = drawable; 1096 if (mDecor != null) { 1097 mDecor.setWindowBackground(drawable); 1098 } 1099 } 1100 } 1101 1102 @Override 1103 public final void setFeatureDrawableResource(int featureId, int resId) { 1104 if (resId != 0) { 1105 DrawableFeatureState st = getDrawableState(featureId, true); 1106 if (st.resid != resId) { 1107 st.resid = resId; 1108 st.uri = null; 1109 st.local = getContext().getResources().getDrawable(resId); 1110 updateDrawable(featureId, st, false); 1111 } 1112 } else { 1113 setFeatureDrawable(featureId, null); 1114 } 1115 } 1116 1117 @Override 1118 public final void setFeatureDrawableUri(int featureId, Uri uri) { 1119 if (uri != null) { 1120 DrawableFeatureState st = getDrawableState(featureId, true); 1121 if (st.uri == null || !st.uri.equals(uri)) { 1122 st.resid = 0; 1123 st.uri = uri; 1124 st.local = loadImageURI(uri); 1125 updateDrawable(featureId, st, false); 1126 } 1127 } else { 1128 setFeatureDrawable(featureId, null); 1129 } 1130 } 1131 1132 @Override 1133 public final void setFeatureDrawable(int featureId, Drawable drawable) { 1134 DrawableFeatureState st = getDrawableState(featureId, true); 1135 st.resid = 0; 1136 st.uri = null; 1137 if (st.local != drawable) { 1138 st.local = drawable; 1139 updateDrawable(featureId, st, false); 1140 } 1141 } 1142 1143 @Override 1144 public void setFeatureDrawableAlpha(int featureId, int alpha) { 1145 DrawableFeatureState st = getDrawableState(featureId, true); 1146 if (st.alpha != alpha) { 1147 st.alpha = alpha; 1148 updateDrawable(featureId, st, false); 1149 } 1150 } 1151 1152 protected final void setFeatureDefaultDrawable(int featureId, Drawable drawable) { 1153 DrawableFeatureState st = getDrawableState(featureId, true); 1154 if (st.def != drawable) { 1155 st.def = drawable; 1156 updateDrawable(featureId, st, false); 1157 } 1158 } 1159 1160 @Override 1161 public final void setFeatureInt(int featureId, int value) { 1162 // XXX Should do more management (as with drawable features) to 1163 // deal with interactions between multiple window policies. 1164 updateInt(featureId, value, false); 1165 } 1166 1167 /** 1168 * Update the state of a drawable feature. This should be called, for every 1169 * drawable feature supported, as part of onActive(), to make sure that the 1170 * contents of a containing window is properly updated. 1171 * 1172 * @see #onActive 1173 * @param featureId The desired drawable feature to change. 1174 * @param fromActive Always true when called from onActive(). 1175 */ 1176 protected final void updateDrawable(int featureId, boolean fromActive) { 1177 final DrawableFeatureState st = getDrawableState(featureId, false); 1178 if (st != null) { 1179 updateDrawable(featureId, st, fromActive); 1180 } 1181 } 1182 1183 /** 1184 * Called when a Drawable feature changes, for the window to update its 1185 * graphics. 1186 * 1187 * @param featureId The feature being changed. 1188 * @param drawable The new Drawable to show, or null if none. 1189 * @param alpha The new alpha blending of the Drawable. 1190 */ 1191 protected void onDrawableChanged(int featureId, Drawable drawable, int alpha) { 1192 ImageView view; 1193 if (featureId == FEATURE_LEFT_ICON) { 1194 view = getLeftIconView(); 1195 } else if (featureId == FEATURE_RIGHT_ICON) { 1196 view = getRightIconView(); 1197 } else { 1198 return; 1199 } 1200 1201 if (drawable != null) { 1202 drawable.setAlpha(alpha); 1203 view.setImageDrawable(drawable); 1204 view.setVisibility(View.VISIBLE); 1205 } else { 1206 view.setVisibility(View.GONE); 1207 } 1208 } 1209 1210 /** 1211 * Called when an int feature changes, for the window to update its 1212 * graphics. 1213 * 1214 * @param featureId The feature being changed. 1215 * @param value The new integer value. 1216 */ 1217 protected void onIntChanged(int featureId, int value) { 1218 if (featureId == FEATURE_PROGRESS || featureId == FEATURE_INDETERMINATE_PROGRESS) { 1219 updateProgressBars(value); 1220 } else if (featureId == FEATURE_CUSTOM_TITLE) { 1221 FrameLayout titleContainer = (FrameLayout) findViewById(com.android.internal.R.id.title_container); 1222 if (titleContainer != null) { 1223 mLayoutInflater.inflate(value, titleContainer); 1224 } 1225 } 1226 } 1227 1228 /** 1229 * Updates the progress bars that are shown in the title bar. 1230 * 1231 * @param value Can be one of {@link Window#PROGRESS_VISIBILITY_ON}, 1232 * {@link Window#PROGRESS_VISIBILITY_OFF}, 1233 * {@link Window#PROGRESS_INDETERMINATE_ON}, 1234 * {@link Window#PROGRESS_INDETERMINATE_OFF}, or a value 1235 * starting at {@link Window#PROGRESS_START} through 1236 * {@link Window#PROGRESS_END} for setting the default 1237 * progress (if {@link Window#PROGRESS_END} is given, 1238 * the progress bar widgets in the title will be hidden after an 1239 * animation), a value between 1240 * {@link Window#PROGRESS_SECONDARY_START} - 1241 * {@link Window#PROGRESS_SECONDARY_END} for the 1242 * secondary progress (if 1243 * {@link Window#PROGRESS_SECONDARY_END} is given, the 1244 * progress bar widgets will still be shown with the secondary 1245 * progress bar will be completely filled in.) 1246 */ 1247 private void updateProgressBars(int value) { 1248 ProgressBar circularProgressBar = getCircularProgressBar(true); 1249 ProgressBar horizontalProgressBar = getHorizontalProgressBar(true); 1250 1251 final int features = getLocalFeatures(); 1252 if (value == PROGRESS_VISIBILITY_ON) { 1253 if ((features & (1 << FEATURE_PROGRESS)) != 0) { 1254 int level = horizontalProgressBar.getProgress(); 1255 int visibility = (horizontalProgressBar.isIndeterminate() || level < 10000) ? 1256 View.VISIBLE : View.INVISIBLE; 1257 horizontalProgressBar.setVisibility(visibility); 1258 } 1259 if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0) { 1260 circularProgressBar.setVisibility(View.VISIBLE); 1261 } 1262 } else if (value == PROGRESS_VISIBILITY_OFF) { 1263 if ((features & (1 << FEATURE_PROGRESS)) != 0) { 1264 horizontalProgressBar.setVisibility(View.GONE); 1265 } 1266 if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0) { 1267 circularProgressBar.setVisibility(View.GONE); 1268 } 1269 } else if (value == PROGRESS_INDETERMINATE_ON) { 1270 horizontalProgressBar.setIndeterminate(true); 1271 } else if (value == PROGRESS_INDETERMINATE_OFF) { 1272 horizontalProgressBar.setIndeterminate(false); 1273 } else if (PROGRESS_START <= value && value <= PROGRESS_END) { 1274 // We want to set the progress value before testing for visibility 1275 // so that when the progress bar becomes visible again, it has the 1276 // correct level. 1277 horizontalProgressBar.setProgress(value - PROGRESS_START); 1278 1279 if (value < PROGRESS_END) { 1280 showProgressBars(horizontalProgressBar, circularProgressBar); 1281 } else { 1282 hideProgressBars(horizontalProgressBar, circularProgressBar); 1283 } 1284 } else if (PROGRESS_SECONDARY_START <= value && value <= PROGRESS_SECONDARY_END) { 1285 horizontalProgressBar.setSecondaryProgress(value - PROGRESS_SECONDARY_START); 1286 1287 showProgressBars(horizontalProgressBar, circularProgressBar); 1288 } 1289 1290 } 1291 1292 private void showProgressBars(ProgressBar horizontalProgressBar, ProgressBar spinnyProgressBar) { 1293 final int features = getLocalFeatures(); 1294 if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0 && 1295 spinnyProgressBar.getVisibility() == View.INVISIBLE) { 1296 spinnyProgressBar.setVisibility(View.VISIBLE); 1297 } 1298 // Only show the progress bars if the primary progress is not complete 1299 if ((features & (1 << FEATURE_PROGRESS)) != 0 && 1300 horizontalProgressBar.getProgress() < 10000) { 1301 horizontalProgressBar.setVisibility(View.VISIBLE); 1302 } 1303 } 1304 1305 private void hideProgressBars(ProgressBar horizontalProgressBar, ProgressBar spinnyProgressBar) { 1306 final int features = getLocalFeatures(); 1307 Animation anim = AnimationUtils.loadAnimation(getContext(), com.android.internal.R.anim.fade_out); 1308 anim.setDuration(1000); 1309 if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0 && 1310 spinnyProgressBar.getVisibility() == View.VISIBLE) { 1311 spinnyProgressBar.startAnimation(anim); 1312 spinnyProgressBar.setVisibility(View.INVISIBLE); 1313 } 1314 if ((features & (1 << FEATURE_PROGRESS)) != 0 && 1315 horizontalProgressBar.getVisibility() == View.VISIBLE) { 1316 horizontalProgressBar.startAnimation(anim); 1317 horizontalProgressBar.setVisibility(View.INVISIBLE); 1318 } 1319 } 1320 1321 /** 1322 * Request that key events come to this activity. Use this if your activity 1323 * has no views with focus, but the activity still wants a chance to process 1324 * key events. 1325 */ 1326 @Override 1327 public void takeKeyEvents(boolean get) { 1328 mDecor.setFocusable(get); 1329 } 1330 1331 @Override 1332 public boolean superDispatchKeyEvent(KeyEvent event) { 1333 return mDecor.superDispatchKeyEvent(event); 1334 } 1335 1336 @Override 1337 public boolean superDispatchKeyShortcutEvent(KeyEvent event) { 1338 return mDecor.superDispatchKeyShortcutEvent(event); 1339 } 1340 1341 @Override 1342 public boolean superDispatchTouchEvent(MotionEvent event) { 1343 return mDecor.superDispatchTouchEvent(event); 1344 } 1345 1346 @Override 1347 public boolean superDispatchTrackballEvent(MotionEvent event) { 1348 return mDecor.superDispatchTrackballEvent(event); 1349 } 1350 1351 @Override 1352 public boolean superDispatchGenericMotionEvent(MotionEvent event) { 1353 return mDecor.superDispatchGenericMotionEvent(event); 1354 } 1355 1356 /** 1357 * A key was pressed down and not handled by anything else in the window. 1358 * 1359 * @see #onKeyUp 1360 * @see android.view.KeyEvent 1361 */ 1362 protected boolean onKeyDown(int featureId, int keyCode, KeyEvent event) { 1363 /* **************************************************************************** 1364 * HOW TO DECIDE WHERE YOUR KEY HANDLING GOES. 1365 * 1366 * If your key handling must happen before the app gets a crack at the event, 1367 * it goes in PhoneWindowManager. 1368 * 1369 * If your key handling should happen in all windows, and does not depend on 1370 * the state of the current application, other than that the current 1371 * application can override the behavior by handling the event itself, it 1372 * should go in PhoneFallbackEventHandler. 1373 * 1374 * Only if your handling depends on the window, and the fact that it has 1375 * a DecorView, should it go here. 1376 * ****************************************************************************/ 1377 1378 final KeyEvent.DispatcherState dispatcher = 1379 mDecor != null ? mDecor.getKeyDispatcherState() : null; 1380 //Log.i(TAG, "Key down: repeat=" + event.getRepeatCount() 1381 // + " flags=0x" + Integer.toHexString(event.getFlags())); 1382 1383 switch (keyCode) { 1384 case KeyEvent.KEYCODE_VOLUME_UP: 1385 case KeyEvent.KEYCODE_VOLUME_DOWN: 1386 case KeyEvent.KEYCODE_VOLUME_MUTE: { 1387 // Similar code is in PhoneFallbackEventHandler in case the window 1388 // doesn't have one of these. In this case, we execute it here and 1389 // eat the event instead, because we have mVolumeControlStreamType 1390 // and they don't. 1391 getAudioManager().handleKeyDown(keyCode, mVolumeControlStreamType); 1392 return true; 1393 } 1394 1395 case KeyEvent.KEYCODE_MENU: { 1396 onKeyDownPanel((featureId < 0) ? FEATURE_OPTIONS_PANEL : featureId, event); 1397 return true; 1398 } 1399 1400 case KeyEvent.KEYCODE_BACK: { 1401 if (event.getRepeatCount() > 0) break; 1402 if (featureId < 0) break; 1403 // Currently don't do anything with long press. 1404 dispatcher.startTracking(event, this); 1405 return true; 1406 } 1407 1408 } 1409 1410 return false; 1411 } 1412 1413 private KeyguardManager getKeyguardManager() { 1414 if (mKeyguardManager == null) { 1415 mKeyguardManager = (KeyguardManager) getContext().getSystemService( 1416 Context.KEYGUARD_SERVICE); 1417 } 1418 return mKeyguardManager; 1419 } 1420 1421 AudioManager getAudioManager() { 1422 if (mAudioManager == null) { 1423 mAudioManager = (AudioManager)getContext().getSystemService(Context.AUDIO_SERVICE); 1424 } 1425 return mAudioManager; 1426 } 1427 1428 /** 1429 * A key was released and not handled by anything else in the window. 1430 * 1431 * @see #onKeyDown 1432 * @see android.view.KeyEvent 1433 */ 1434 protected boolean onKeyUp(int featureId, int keyCode, KeyEvent event) { 1435 final KeyEvent.DispatcherState dispatcher = 1436 mDecor != null ? mDecor.getKeyDispatcherState() : null; 1437 if (dispatcher != null) { 1438 dispatcher.handleUpEvent(event); 1439 } 1440 //Log.i(TAG, "Key up: repeat=" + event.getRepeatCount() 1441 // + " flags=0x" + Integer.toHexString(event.getFlags())); 1442 1443 switch (keyCode) { 1444 case KeyEvent.KEYCODE_VOLUME_UP: 1445 case KeyEvent.KEYCODE_VOLUME_DOWN: 1446 case KeyEvent.KEYCODE_VOLUME_MUTE: { 1447 // Similar code is in PhoneFallbackEventHandler in case the window 1448 // doesn't have one of these. In this case, we execute it here and 1449 // eat the event instead, because we have mVolumeControlStreamType 1450 // and they don't. 1451 getAudioManager().handleKeyUp(keyCode, mVolumeControlStreamType); 1452 return true; 1453 } 1454 1455 case KeyEvent.KEYCODE_MENU: { 1456 onKeyUpPanel(featureId < 0 ? FEATURE_OPTIONS_PANEL : featureId, 1457 event); 1458 return true; 1459 } 1460 1461 case KeyEvent.KEYCODE_BACK: { 1462 if (featureId < 0) break; 1463 if (event.isTracking() && !event.isCanceled()) { 1464 if (featureId == FEATURE_OPTIONS_PANEL) { 1465 PanelFeatureState st = getPanelState(featureId, false); 1466 if (st != null && st.isInExpandedMode) { 1467 // If the user is in an expanded menu and hits back, it 1468 // should go back to the icon menu 1469 reopenMenu(true); 1470 return true; 1471 } 1472 } 1473 closePanel(featureId); 1474 return true; 1475 } 1476 break; 1477 } 1478 1479 case KeyEvent.KEYCODE_SEARCH: { 1480 /* 1481 * Do this in onKeyUp since the Search key is also used for 1482 * chording quick launch shortcuts. 1483 */ 1484 if (getKeyguardManager().inKeyguardRestrictedInputMode()) { 1485 break; 1486 } 1487 if (event.isTracking() && !event.isCanceled()) { 1488 launchDefaultSearch(); 1489 } 1490 return true; 1491 } 1492 } 1493 1494 return false; 1495 } 1496 1497 @Override 1498 protected void onActive() { 1499 } 1500 1501 @Override 1502 public final View getDecorView() { 1503 if (mDecor == null) { 1504 installDecor(); 1505 } 1506 return mDecor; 1507 } 1508 1509 @Override 1510 public final View peekDecorView() { 1511 return mDecor; 1512 } 1513 1514 static private final String FOCUSED_ID_TAG = "android:focusedViewId"; 1515 static private final String VIEWS_TAG = "android:views"; 1516 static private final String PANELS_TAG = "android:Panels"; 1517 static private final String ACTION_BAR_TAG = "android:ActionBar"; 1518 1519 /** {@inheritDoc} */ 1520 @Override 1521 public Bundle saveHierarchyState() { 1522 Bundle outState = new Bundle(); 1523 if (mContentParent == null) { 1524 return outState; 1525 } 1526 1527 SparseArray<Parcelable> states = new SparseArray<Parcelable>(); 1528 mContentParent.saveHierarchyState(states); 1529 outState.putSparseParcelableArray(VIEWS_TAG, states); 1530 1531 // save the focused view id 1532 View focusedView = mContentParent.findFocus(); 1533 if (focusedView != null) { 1534 if (focusedView.getId() != View.NO_ID) { 1535 outState.putInt(FOCUSED_ID_TAG, focusedView.getId()); 1536 } else { 1537 if (false) { 1538 Log.d(TAG, "couldn't save which view has focus because the focused view " 1539 + focusedView + " has no id."); 1540 } 1541 } 1542 } 1543 1544 // save the panels 1545 SparseArray<Parcelable> panelStates = new SparseArray<Parcelable>(); 1546 savePanelState(panelStates); 1547 if (panelStates.size() > 0) { 1548 outState.putSparseParcelableArray(PANELS_TAG, panelStates); 1549 } 1550 1551 if (mActionBar != null) { 1552 SparseArray<Parcelable> actionBarStates = new SparseArray<Parcelable>(); 1553 mActionBar.saveHierarchyState(actionBarStates); 1554 outState.putSparseParcelableArray(ACTION_BAR_TAG, actionBarStates); 1555 } 1556 1557 return outState; 1558 } 1559 1560 /** {@inheritDoc} */ 1561 @Override 1562 public void restoreHierarchyState(Bundle savedInstanceState) { 1563 if (mContentParent == null) { 1564 return; 1565 } 1566 1567 SparseArray<Parcelable> savedStates 1568 = savedInstanceState.getSparseParcelableArray(VIEWS_TAG); 1569 if (savedStates != null) { 1570 mContentParent.restoreHierarchyState(savedStates); 1571 } 1572 1573 // restore the focused view 1574 int focusedViewId = savedInstanceState.getInt(FOCUSED_ID_TAG, View.NO_ID); 1575 if (focusedViewId != View.NO_ID) { 1576 View needsFocus = mContentParent.findViewById(focusedViewId); 1577 if (needsFocus != null) { 1578 needsFocus.requestFocus(); 1579 } else { 1580 Log.w(TAG, 1581 "Previously focused view reported id " + focusedViewId 1582 + " during save, but can't be found during restore."); 1583 } 1584 } 1585 1586 // restore the panels 1587 SparseArray<Parcelable> panelStates = savedInstanceState.getSparseParcelableArray(PANELS_TAG); 1588 if (panelStates != null) { 1589 restorePanelState(panelStates); 1590 } 1591 1592 if (mActionBar != null) { 1593 SparseArray<Parcelable> actionBarStates = 1594 savedInstanceState.getSparseParcelableArray(ACTION_BAR_TAG); 1595 mActionBar.restoreHierarchyState(actionBarStates); 1596 } 1597 } 1598 1599 /** 1600 * Invoked when the panels should freeze their state. 1601 * 1602 * @param icicles Save state into this. This is usually indexed by the 1603 * featureId. This will be given to {@link #restorePanelState} in the 1604 * future. 1605 */ 1606 private void savePanelState(SparseArray<Parcelable> icicles) { 1607 PanelFeatureState[] panels = mPanels; 1608 if (panels == null) { 1609 return; 1610 } 1611 1612 for (int curFeatureId = panels.length - 1; curFeatureId >= 0; curFeatureId--) { 1613 if (panels[curFeatureId] != null) { 1614 icicles.put(curFeatureId, panels[curFeatureId].onSaveInstanceState()); 1615 } 1616 } 1617 } 1618 1619 /** 1620 * Invoked when the panels should thaw their state from a previously frozen state. 1621 * 1622 * @param icicles The state saved by {@link #savePanelState} that needs to be thawed. 1623 */ 1624 private void restorePanelState(SparseArray<Parcelable> icicles) { 1625 PanelFeatureState st; 1626 for (int curFeatureId = icicles.size() - 1; curFeatureId >= 0; curFeatureId--) { 1627 st = getPanelState(curFeatureId, false /* required */); 1628 if (st == null) { 1629 // The panel must not have been required, and is currently not around, skip it 1630 continue; 1631 } 1632 1633 st.onRestoreInstanceState(icicles.get(curFeatureId)); 1634 invalidatePanelMenu(curFeatureId); 1635 } 1636 1637 /* 1638 * Implementation note: call openPanelsAfterRestore later to actually open the 1639 * restored panels. 1640 */ 1641 } 1642 1643 /** 1644 * Opens the panels that have had their state restored. This should be 1645 * called sometime after {@link #restorePanelState} when it is safe to add 1646 * to the window manager. 1647 */ 1648 private void openPanelsAfterRestore() { 1649 PanelFeatureState[] panels = mPanels; 1650 1651 if (panels == null) { 1652 return; 1653 } 1654 1655 PanelFeatureState st; 1656 for (int i = panels.length - 1; i >= 0; i--) { 1657 st = panels[i]; 1658 // We restore the panel if it was last open; we skip it if it 1659 // now is open, to avoid a race condition if the user immediately 1660 // opens it when we are resuming. 1661 if (st != null) { 1662 st.applyFrozenState(); 1663 if (!st.isOpen && st.wasLastOpen) { 1664 st.isInExpandedMode = st.wasLastExpanded; 1665 openPanel(st, null); 1666 } 1667 } 1668 } 1669 } 1670 1671 private class PanelMenuPresenterCallback implements MenuPresenter.Callback { 1672 @Override 1673 public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) { 1674 final Menu parentMenu = menu.getRootMenu(); 1675 final boolean isSubMenu = parentMenu != menu; 1676 final PanelFeatureState panel = findMenuPanel(isSubMenu ? parentMenu : menu); 1677 if (panel != null) { 1678 if (isSubMenu) { 1679 callOnPanelClosed(panel.featureId, panel, parentMenu); 1680 closePanel(panel, true); 1681 } else { 1682 // Close the panel and only do the callback if the menu is being 1683 // closed completely, not if opening a sub menu 1684 closePanel(panel, allMenusAreClosing); 1685 } 1686 } 1687 } 1688 1689 @Override 1690 public boolean onOpenSubMenu(MenuBuilder subMenu) { 1691 if (subMenu == null && hasFeature(FEATURE_ACTION_BAR)) { 1692 Callback cb = getCallback(); 1693 if (cb != null && !isDestroyed()) { 1694 cb.onMenuOpened(FEATURE_ACTION_BAR, subMenu); 1695 } 1696 } 1697 1698 return true; 1699 } 1700 } 1701 1702 private final class ActionMenuPresenterCallback implements MenuPresenter.Callback { 1703 @Override 1704 public boolean onOpenSubMenu(MenuBuilder subMenu) { 1705 Callback cb = getCallback(); 1706 if (cb != null) { 1707 cb.onMenuOpened(FEATURE_ACTION_BAR, subMenu); 1708 return true; 1709 } 1710 return false; 1711 } 1712 1713 @Override 1714 public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) { 1715 checkCloseActionMenu(menu); 1716 } 1717 } 1718 1719 private final class DecorView extends FrameLayout implements RootViewSurfaceTaker { 1720 /* package */int mDefaultOpacity = PixelFormat.OPAQUE; 1721 1722 /** The feature ID of the panel, or -1 if this is the application's DecorView */ 1723 private final int mFeatureId; 1724 1725 private final Rect mDrawingBounds = new Rect(); 1726 1727 private final Rect mBackgroundPadding = new Rect(); 1728 1729 private final Rect mFramePadding = new Rect(); 1730 1731 private final Rect mFrameOffsets = new Rect(); 1732 1733 private boolean mChanging; 1734 1735 private Drawable mMenuBackground; 1736 private boolean mWatchingForMenu; 1737 private int mDownY; 1738 1739 private ActionMode mActionMode; 1740 private ActionBarContextView mActionModeView; 1741 private PopupWindow mActionModePopup; 1742 private Runnable mShowActionModePopup; 1743 1744 public DecorView(Context context, int featureId) { 1745 super(context); 1746 mFeatureId = featureId; 1747 } 1748 1749 @Override 1750 public boolean dispatchKeyEvent(KeyEvent event) { 1751 final int keyCode = event.getKeyCode(); 1752 final int action = event.getAction(); 1753 final boolean isDown = action == KeyEvent.ACTION_DOWN; 1754 1755 if (isDown && (event.getRepeatCount() == 0)) { 1756 // First handle chording of panel key: if a panel key is held 1757 // but not released, try to execute a shortcut in it. 1758 if ((mPanelChordingKey > 0) && (mPanelChordingKey != keyCode)) { 1759 boolean handled = dispatchKeyShortcutEvent(event); 1760 if (handled) { 1761 return true; 1762 } 1763 } 1764 1765 // If a panel is open, perform a shortcut on it without the 1766 // chorded panel key 1767 if ((mPreparedPanel != null) && mPreparedPanel.isOpen) { 1768 if (performPanelShortcut(mPreparedPanel, keyCode, event, 0)) { 1769 return true; 1770 } 1771 } 1772 } 1773 1774 if (!isDestroyed()) { 1775 final Callback cb = getCallback(); 1776 final boolean handled = cb != null && mFeatureId < 0 ? cb.dispatchKeyEvent(event) 1777 : super.dispatchKeyEvent(event); 1778 if (handled) { 1779 return true; 1780 } 1781 } 1782 1783 return isDown ? PhoneWindow.this.onKeyDown(mFeatureId, event.getKeyCode(), event) 1784 : PhoneWindow.this.onKeyUp(mFeatureId, event.getKeyCode(), event); 1785 } 1786 1787 @Override 1788 public boolean dispatchKeyShortcutEvent(KeyEvent ev) { 1789 // Perform the shortcut (mPreparedPanel can be null since 1790 // global shortcuts (such as search) don't rely on a 1791 // prepared panel or menu). 1792 boolean handled = performPanelShortcut(mPreparedPanel, ev.getKeyCode(), ev, 1793 Menu.FLAG_PERFORM_NO_CLOSE); 1794 if (handled) { 1795 if (mPreparedPanel != null) { 1796 mPreparedPanel.isHandled = true; 1797 } 1798 return true; 1799 } 1800 1801 // Shortcut not handled by the panel. Dispatch to the view hierarchy. 1802 final Callback cb = getCallback(); 1803 return cb != null && !isDestroyed() && mFeatureId < 0 ? cb.dispatchKeyShortcutEvent(ev) 1804 : super.dispatchKeyShortcutEvent(ev); 1805 } 1806 1807 @Override 1808 public boolean dispatchTouchEvent(MotionEvent ev) { 1809 final Callback cb = getCallback(); 1810 return cb != null && !isDestroyed() && mFeatureId < 0 ? cb.dispatchTouchEvent(ev) 1811 : super.dispatchTouchEvent(ev); 1812 } 1813 1814 @Override 1815 public boolean dispatchTrackballEvent(MotionEvent ev) { 1816 final Callback cb = getCallback(); 1817 return cb != null && !isDestroyed() && mFeatureId < 0 ? cb.dispatchTrackballEvent(ev) 1818 : super.dispatchTrackballEvent(ev); 1819 } 1820 1821 @Override 1822 public boolean dispatchGenericMotionEvent(MotionEvent ev) { 1823 final Callback cb = getCallback(); 1824 return cb != null && !isDestroyed() && mFeatureId < 0 ? cb.dispatchGenericMotionEvent(ev) 1825 : super.dispatchGenericMotionEvent(ev); 1826 } 1827 1828 public boolean superDispatchKeyEvent(KeyEvent event) { 1829 if (super.dispatchKeyEvent(event)) { 1830 return true; 1831 } 1832 1833 // Not handled by the view hierarchy, does the action bar want it 1834 // to cancel out of something special? 1835 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) { 1836 final int action = event.getAction(); 1837 // Back cancels action modes first. 1838 if (mActionMode != null) { 1839 if (action == KeyEvent.ACTION_UP) { 1840 mActionMode.finish(); 1841 } 1842 return true; 1843 } 1844 1845 // Next collapse any expanded action views. 1846 if (mActionBar != null && mActionBar.hasExpandedActionView()) { 1847 if (action == KeyEvent.ACTION_UP) { 1848 mActionBar.collapseActionView(); 1849 } 1850 return true; 1851 } 1852 } 1853 1854 return false; 1855 } 1856 1857 public boolean superDispatchKeyShortcutEvent(KeyEvent event) { 1858 return super.dispatchKeyShortcutEvent(event); 1859 } 1860 1861 public boolean superDispatchTouchEvent(MotionEvent event) { 1862 return super.dispatchTouchEvent(event); 1863 } 1864 1865 public boolean superDispatchTrackballEvent(MotionEvent event) { 1866 return super.dispatchTrackballEvent(event); 1867 } 1868 1869 public boolean superDispatchGenericMotionEvent(MotionEvent event) { 1870 return super.dispatchGenericMotionEvent(event); 1871 } 1872 1873 @Override 1874 public boolean onTouchEvent(MotionEvent event) { 1875 return onInterceptTouchEvent(event); 1876 } 1877 1878 private boolean isOutOfBounds(int x, int y) { 1879 return x < -5 || y < -5 || x > (getWidth() + 5) 1880 || y > (getHeight() + 5); 1881 } 1882 1883 @Override 1884 public boolean onInterceptTouchEvent(MotionEvent event) { 1885 int action = event.getAction(); 1886 if (mFeatureId >= 0) { 1887 if (action == MotionEvent.ACTION_DOWN) { 1888 int x = (int)event.getX(); 1889 int y = (int)event.getY(); 1890 if (isOutOfBounds(x, y)) { 1891 closePanel(mFeatureId); 1892 return true; 1893 } 1894 } 1895 } 1896 1897 if (!SWEEP_OPEN_MENU) { 1898 return false; 1899 } 1900 1901 if (mFeatureId >= 0) { 1902 if (action == MotionEvent.ACTION_DOWN) { 1903 Log.i(TAG, "Watchiing!"); 1904 mWatchingForMenu = true; 1905 mDownY = (int) event.getY(); 1906 return false; 1907 } 1908 1909 if (!mWatchingForMenu) { 1910 return false; 1911 } 1912 1913 int y = (int)event.getY(); 1914 if (action == MotionEvent.ACTION_MOVE) { 1915 if (y > (mDownY+30)) { 1916 Log.i(TAG, "Closing!"); 1917 closePanel(mFeatureId); 1918 mWatchingForMenu = false; 1919 return true; 1920 } 1921 } else if (action == MotionEvent.ACTION_UP) { 1922 mWatchingForMenu = false; 1923 } 1924 1925 return false; 1926 } 1927 1928 //Log.i(TAG, "Intercept: action=" + action + " y=" + event.getY() 1929 // + " (in " + getHeight() + ")"); 1930 1931 if (action == MotionEvent.ACTION_DOWN) { 1932 int y = (int)event.getY(); 1933 if (y >= (getHeight()-5) && !hasChildren()) { 1934 Log.i(TAG, "Watchiing!"); 1935 mWatchingForMenu = true; 1936 } 1937 return false; 1938 } 1939 1940 if (!mWatchingForMenu) { 1941 return false; 1942 } 1943 1944 int y = (int)event.getY(); 1945 if (action == MotionEvent.ACTION_MOVE) { 1946 if (y < (getHeight()-30)) { 1947 Log.i(TAG, "Opening!"); 1948 openPanel(FEATURE_OPTIONS_PANEL, new KeyEvent( 1949 KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MENU)); 1950 mWatchingForMenu = false; 1951 return true; 1952 } 1953 } else if (action == MotionEvent.ACTION_UP) { 1954 mWatchingForMenu = false; 1955 } 1956 1957 return false; 1958 } 1959 1960 @Override 1961 public void sendAccessibilityEvent(int eventType) { 1962 if (!AccessibilityManager.getInstance(mContext).isEnabled()) { 1963 return; 1964 } 1965 1966 // if we are showing a feature that should be announced and one child 1967 // make this child the event source since this is the feature itself 1968 // otherwise the callback will take over and announce its client 1969 if ((mFeatureId == FEATURE_OPTIONS_PANEL || 1970 mFeatureId == FEATURE_CONTEXT_MENU || 1971 mFeatureId == FEATURE_PROGRESS || 1972 mFeatureId == FEATURE_INDETERMINATE_PROGRESS) 1973 && getChildCount() == 1) { 1974 getChildAt(0).sendAccessibilityEvent(eventType); 1975 } else { 1976 super.sendAccessibilityEvent(eventType); 1977 } 1978 } 1979 1980 @Override 1981 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 1982 final Callback cb = getCallback(); 1983 if (cb != null && !isDestroyed()) { 1984 if (cb.dispatchPopulateAccessibilityEvent(event)) { 1985 return true; 1986 } 1987 } 1988 return super.dispatchPopulateAccessibilityEvent(event); 1989 } 1990 1991 @Override 1992 protected boolean setFrame(int l, int t, int r, int b) { 1993 boolean changed = super.setFrame(l, t, r, b); 1994 if (changed) { 1995 final Rect drawingBounds = mDrawingBounds; 1996 getDrawingRect(drawingBounds); 1997 1998 Drawable fg = getForeground(); 1999 if (fg != null) { 2000 final Rect frameOffsets = mFrameOffsets; 2001 drawingBounds.left += frameOffsets.left; 2002 drawingBounds.top += frameOffsets.top; 2003 drawingBounds.right -= frameOffsets.right; 2004 drawingBounds.bottom -= frameOffsets.bottom; 2005 fg.setBounds(drawingBounds); 2006 final Rect framePadding = mFramePadding; 2007 drawingBounds.left += framePadding.left - frameOffsets.left; 2008 drawingBounds.top += framePadding.top - frameOffsets.top; 2009 drawingBounds.right -= framePadding.right - frameOffsets.right; 2010 drawingBounds.bottom -= framePadding.bottom - frameOffsets.bottom; 2011 } 2012 2013 Drawable bg = getBackground(); 2014 if (bg != null) { 2015 bg.setBounds(drawingBounds); 2016 } 2017 2018 if (SWEEP_OPEN_MENU) { 2019 if (mMenuBackground == null && mFeatureId < 0 2020 && getAttributes().height 2021 == WindowManager.LayoutParams.MATCH_PARENT) { 2022 mMenuBackground = getContext().getResources().getDrawable( 2023 com.android.internal.R.drawable.menu_background); 2024 } 2025 if (mMenuBackground != null) { 2026 mMenuBackground.setBounds(drawingBounds.left, 2027 drawingBounds.bottom-6, drawingBounds.right, 2028 drawingBounds.bottom+20); 2029 } 2030 } 2031 } 2032 return changed; 2033 } 2034 2035 @Override 2036 protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 2037 final DisplayMetrics metrics = getContext().getResources().getDisplayMetrics(); 2038 final boolean isPortrait = metrics.widthPixels < metrics.heightPixels; 2039 2040 final int widthMode = getMode(widthMeasureSpec); 2041 2042 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 2043 2044 int width = getMeasuredWidth(); 2045 boolean measure = false; 2046 2047 widthMeasureSpec = MeasureSpec.makeMeasureSpec(width, EXACTLY); 2048 2049 final TypedValue tv = isPortrait ? mMinWidthMinor : mMinWidthMajor; 2050 2051 if (widthMode == AT_MOST && tv.type != TypedValue.TYPE_NULL) { 2052 final int min; 2053 if (tv.type == TypedValue.TYPE_DIMENSION) { 2054 min = (int)tv.getDimension(metrics); 2055 } else if (tv.type == TypedValue.TYPE_FRACTION) { 2056 min = (int)tv.getFraction(metrics.widthPixels, metrics.widthPixels); 2057 } else { 2058 min = 0; 2059 } 2060 2061 if (width < min) { 2062 widthMeasureSpec = MeasureSpec.makeMeasureSpec(min, EXACTLY); 2063 measure = true; 2064 } 2065 } 2066 2067 // TODO: Support height? 2068 2069 if (measure) { 2070 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 2071 } 2072 } 2073 2074 @Override 2075 public void draw(Canvas canvas) { 2076 super.draw(canvas); 2077 2078 if (mMenuBackground != null) { 2079 mMenuBackground.draw(canvas); 2080 } 2081 } 2082 2083 2084 @Override 2085 public boolean showContextMenuForChild(View originalView) { 2086 // Reuse the context menu builder 2087 if (mContextMenu == null) { 2088 mContextMenu = new ContextMenuBuilder(getContext()); 2089 mContextMenu.setCallback(mContextMenuCallback); 2090 } else { 2091 mContextMenu.clearAll(); 2092 } 2093 2094 final MenuDialogHelper helper = mContextMenu.show(originalView, 2095 originalView.getWindowToken()); 2096 if (helper != null) { 2097 helper.setPresenterCallback(mContextMenuCallback); 2098 } 2099 mContextMenuHelper = helper; 2100 return helper != null; 2101 } 2102 2103 @Override 2104 public ActionMode startActionModeForChild(View originalView, 2105 ActionMode.Callback callback) { 2106 // originalView can be used here to be sure that we don't obscure 2107 // relevant content with the context mode UI. 2108 return startActionMode(callback); 2109 } 2110 2111 @Override 2112 public ActionMode startActionMode(ActionMode.Callback callback) { 2113 if (mActionMode != null) { 2114 mActionMode.finish(); 2115 } 2116 2117 final ActionMode.Callback wrappedCallback = new ActionModeCallbackWrapper(callback); 2118 ActionMode mode = null; 2119 if (getCallback() != null && !isDestroyed()) { 2120 try { 2121 mode = getCallback().onWindowStartingActionMode(wrappedCallback); 2122 } catch (AbstractMethodError ame) { 2123 // Older apps might not implement this callback method. 2124 } 2125 } 2126 if (mode != null) { 2127 mActionMode = mode; 2128 } else { 2129 if (mActionModeView == null) { 2130 if (hasFeature(FEATURE_ACTION_MODE_OVERLAY)) { 2131 mActionModeView = new ActionBarContextView(mContext); 2132 mActionModePopup = new PopupWindow(mContext, null, 2133 com.android.internal.R.attr.actionModePopupWindowStyle); 2134 mActionModePopup.setLayoutInScreenEnabled(true); 2135 mActionModePopup.setLayoutInsetDecor(true); 2136 mActionModePopup.setClippingEnabled(false); 2137 mActionModePopup.setContentView(mActionModeView); 2138 mActionModePopup.setWidth(MATCH_PARENT); 2139 2140 TypedValue heightValue = new TypedValue(); 2141 mContext.getTheme().resolveAttribute( 2142 com.android.internal.R.attr.actionBarSize, heightValue, true); 2143 final int height = TypedValue.complexToDimensionPixelSize(heightValue.data, 2144 mContext.getResources().getDisplayMetrics()); 2145 mActionModePopup.setHeight(height); 2146 mShowActionModePopup = new Runnable() { 2147 public void run() { 2148 mActionModePopup.showAtLocation(PhoneWindow.DecorView.this, 2149 Gravity.TOP | Gravity.FILL_HORIZONTAL, 0, 0); 2150 } 2151 }; 2152 } else { 2153 ViewStub stub = (ViewStub) findViewById( 2154 com.android.internal.R.id.action_mode_bar_stub); 2155 if (stub != null) { 2156 mActionModeView = (ActionBarContextView) stub.inflate(); 2157 } 2158 } 2159 } 2160 2161 if (mActionModeView != null) { 2162 mActionModeView.killMode(); 2163 mode = new StandaloneActionMode(getContext(), mActionModeView, wrappedCallback); 2164 if (callback.onCreateActionMode(mode, mode.getMenu())) { 2165 mode.invalidate(); 2166 mActionModeView.initForMode(mode); 2167 mActionModeView.setVisibility(View.VISIBLE); 2168 mActionMode = mode; 2169 if (mActionModePopup != null) { 2170 post(mShowActionModePopup); 2171 } 2172 } else { 2173 mActionMode = null; 2174 } 2175 } 2176 } 2177 if (mActionMode != null && getCallback() != null && !isDestroyed()) { 2178 try { 2179 getCallback().onActionModeStarted(mActionMode); 2180 } catch (AbstractMethodError ame) { 2181 // Older apps might not implement this callback method. 2182 } 2183 } 2184 return mActionMode; 2185 } 2186 2187 public void startChanging() { 2188 mChanging = true; 2189 } 2190 2191 public void finishChanging() { 2192 mChanging = false; 2193 drawableChanged(); 2194 } 2195 2196 public void setWindowBackground(Drawable drawable) { 2197 if (getBackground() != drawable) { 2198 setBackgroundDrawable(drawable); 2199 if (drawable != null) { 2200 drawable.getPadding(mBackgroundPadding); 2201 } else { 2202 mBackgroundPadding.setEmpty(); 2203 } 2204 drawableChanged(); 2205 } 2206 } 2207 2208 @Override 2209 public void setBackgroundDrawable(Drawable d) { 2210 super.setBackgroundDrawable(d); 2211 if (getWindowToken() != null) { 2212 updateWindowResizeState(); 2213 } 2214 } 2215 2216 public void setWindowFrame(Drawable drawable) { 2217 if (getForeground() != drawable) { 2218 setForeground(drawable); 2219 if (drawable != null) { 2220 drawable.getPadding(mFramePadding); 2221 } else { 2222 mFramePadding.setEmpty(); 2223 } 2224 drawableChanged(); 2225 } 2226 } 2227 2228 @Override 2229 protected boolean fitSystemWindows(Rect insets) { 2230 mFrameOffsets.set(insets); 2231 if (getForeground() != null) { 2232 drawableChanged(); 2233 } 2234 return super.fitSystemWindows(insets); 2235 } 2236 2237 private void drawableChanged() { 2238 if (mChanging) { 2239 return; 2240 } 2241 2242 setPadding(mFramePadding.left + mBackgroundPadding.left, mFramePadding.top 2243 + mBackgroundPadding.top, mFramePadding.right + mBackgroundPadding.right, 2244 mFramePadding.bottom + mBackgroundPadding.bottom); 2245 requestLayout(); 2246 invalidate(); 2247 2248 int opacity = PixelFormat.OPAQUE; 2249 2250 // Note: if there is no background, we will assume opaque. The 2251 // common case seems to be that an application sets there to be 2252 // no background so it can draw everything itself. For that, 2253 // we would like to assume OPAQUE and let the app force it to 2254 // the slower TRANSLUCENT mode if that is really what it wants. 2255 Drawable bg = getBackground(); 2256 Drawable fg = getForeground(); 2257 if (bg != null) { 2258 if (fg == null) { 2259 opacity = bg.getOpacity(); 2260 } else if (mFramePadding.left <= 0 && mFramePadding.top <= 0 2261 && mFramePadding.right <= 0 && mFramePadding.bottom <= 0) { 2262 // If the frame padding is zero, then we can be opaque 2263 // if either the frame -or- the background is opaque. 2264 int fop = fg.getOpacity(); 2265 int bop = bg.getOpacity(); 2266 if (false) 2267 Log.v(TAG, "Background opacity: " + bop + ", Frame opacity: " + fop); 2268 if (fop == PixelFormat.OPAQUE || bop == PixelFormat.OPAQUE) { 2269 opacity = PixelFormat.OPAQUE; 2270 } else if (fop == PixelFormat.UNKNOWN) { 2271 opacity = bop; 2272 } else if (bop == PixelFormat.UNKNOWN) { 2273 opacity = fop; 2274 } else { 2275 opacity = Drawable.resolveOpacity(fop, bop); 2276 } 2277 } else { 2278 // For now we have to assume translucent if there is a 2279 // frame with padding... there is no way to tell if the 2280 // frame and background together will draw all pixels. 2281 if (false) 2282 Log.v(TAG, "Padding: " + mFramePadding); 2283 opacity = PixelFormat.TRANSLUCENT; 2284 } 2285 } 2286 2287 if (false) 2288 Log.v(TAG, "Background: " + bg + ", Frame: " + fg); 2289 if (false) 2290 Log.v(TAG, "Selected default opacity: " + opacity); 2291 2292 mDefaultOpacity = opacity; 2293 if (mFeatureId < 0) { 2294 setDefaultWindowFormat(opacity); 2295 } 2296 } 2297 2298 @Override 2299 public void onWindowFocusChanged(boolean hasWindowFocus) { 2300 super.onWindowFocusChanged(hasWindowFocus); 2301 2302 // If the user is chording a menu shortcut, release the chord since 2303 // this window lost focus 2304 if (!hasWindowFocus && mPanelChordingKey != 0) { 2305 closePanel(FEATURE_OPTIONS_PANEL); 2306 } 2307 2308 final Callback cb = getCallback(); 2309 if (cb != null && !isDestroyed() && mFeatureId < 0) { 2310 cb.onWindowFocusChanged(hasWindowFocus); 2311 } 2312 } 2313 2314 void updateWindowResizeState() { 2315 Drawable bg = getBackground(); 2316 hackTurnOffWindowResizeAnim(bg == null || bg.getOpacity() 2317 != PixelFormat.OPAQUE); 2318 } 2319 2320 @Override 2321 protected void onAttachedToWindow() { 2322 super.onAttachedToWindow(); 2323 2324 updateWindowResizeState(); 2325 2326 final Callback cb = getCallback(); 2327 if (cb != null && !isDestroyed() && mFeatureId < 0) { 2328 cb.onAttachedToWindow(); 2329 } 2330 2331 if (mFeatureId == -1) { 2332 /* 2333 * The main window has been attached, try to restore any panels 2334 * that may have been open before. This is called in cases where 2335 * an activity is being killed for configuration change and the 2336 * menu was open. When the activity is recreated, the menu 2337 * should be shown again. 2338 */ 2339 openPanelsAfterRestore(); 2340 } 2341 } 2342 2343 @Override 2344 protected void onDetachedFromWindow() { 2345 super.onDetachedFromWindow(); 2346 2347 final Callback cb = getCallback(); 2348 if (cb != null && mFeatureId < 0) { 2349 cb.onDetachedFromWindow(); 2350 } 2351 2352 if (mActionBar != null) { 2353 mActionBar.dismissPopupMenus(); 2354 } 2355 2356 if (mActionModePopup != null) { 2357 removeCallbacks(mShowActionModePopup); 2358 if (mActionModePopup.isShowing()) { 2359 mActionModePopup.dismiss(); 2360 } 2361 mActionModePopup = null; 2362 } 2363 2364 PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, false); 2365 if (st != null && st.menu != null && mFeatureId < 0) { 2366 st.menu.close(); 2367 } 2368 } 2369 2370 @Override 2371 public void onCloseSystemDialogs(String reason) { 2372 if (mFeatureId >= 0) { 2373 closeAllPanels(); 2374 } 2375 } 2376 2377 public android.view.SurfaceHolder.Callback2 willYouTakeTheSurface() { 2378 return mFeatureId < 0 ? mTakeSurfaceCallback : null; 2379 } 2380 2381 public InputQueue.Callback willYouTakeTheInputQueue() { 2382 return mFeatureId < 0 ? mTakeInputQueueCallback : null; 2383 } 2384 2385 public void setSurfaceType(int type) { 2386 PhoneWindow.this.setType(type); 2387 } 2388 2389 public void setSurfaceFormat(int format) { 2390 PhoneWindow.this.setFormat(format); 2391 } 2392 2393 public void setSurfaceKeepScreenOn(boolean keepOn) { 2394 if (keepOn) PhoneWindow.this.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 2395 else PhoneWindow.this.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 2396 } 2397 2398 /** 2399 * Clears out internal reference when the action mode is destroyed. 2400 */ 2401 private class ActionModeCallbackWrapper implements ActionMode.Callback { 2402 private ActionMode.Callback mWrapped; 2403 2404 public ActionModeCallbackWrapper(ActionMode.Callback wrapped) { 2405 mWrapped = wrapped; 2406 } 2407 2408 public boolean onCreateActionMode(ActionMode mode, Menu menu) { 2409 return mWrapped.onCreateActionMode(mode, menu); 2410 } 2411 2412 public boolean onPrepareActionMode(ActionMode mode, Menu menu) { 2413 return mWrapped.onPrepareActionMode(mode, menu); 2414 } 2415 2416 public boolean onActionItemClicked(ActionMode mode, MenuItem item) { 2417 return mWrapped.onActionItemClicked(mode, item); 2418 } 2419 2420 public void onDestroyActionMode(ActionMode mode) { 2421 mWrapped.onDestroyActionMode(mode); 2422 if (mActionModePopup != null) { 2423 removeCallbacks(mShowActionModePopup); 2424 mActionModePopup.dismiss(); 2425 } else if (mActionModeView != null) { 2426 mActionModeView.setVisibility(GONE); 2427 } 2428 if (mActionModeView != null) { 2429 mActionModeView.removeAllViews(); 2430 } 2431 if (getCallback() != null && !isDestroyed()) { 2432 try { 2433 getCallback().onActionModeFinished(mActionMode); 2434 } catch (AbstractMethodError ame) { 2435 // Older apps might not implement this callback method. 2436 } 2437 } 2438 mActionMode = null; 2439 } 2440 } 2441 } 2442 2443 protected DecorView generateDecor() { 2444 return new DecorView(getContext(), -1); 2445 } 2446 2447 protected void setFeatureFromAttrs(int featureId, TypedArray attrs, 2448 int drawableAttr, int alphaAttr) { 2449 Drawable d = attrs.getDrawable(drawableAttr); 2450 if (d != null) { 2451 requestFeature(featureId); 2452 setFeatureDefaultDrawable(featureId, d); 2453 } 2454 if ((getFeatures() & (1 << featureId)) != 0) { 2455 int alpha = attrs.getInt(alphaAttr, -1); 2456 if (alpha >= 0) { 2457 setFeatureDrawableAlpha(featureId, alpha); 2458 } 2459 } 2460 } 2461 2462 protected ViewGroup generateLayout(DecorView decor) { 2463 // Apply data from current theme. 2464 2465 TypedArray a = getWindowStyle(); 2466 2467 if (false) { 2468 System.out.println("From style:"); 2469 String s = "Attrs:"; 2470 for (int i = 0; i < com.android.internal.R.styleable.Window.length; i++) { 2471 s = s + " " + Integer.toHexString(com.android.internal.R.styleable.Window[i]) + "=" 2472 + a.getString(i); 2473 } 2474 System.out.println(s); 2475 } 2476 2477 mIsFloating = a.getBoolean(com.android.internal.R.styleable.Window_windowIsFloating, false); 2478 int flagsToUpdate = (FLAG_LAYOUT_IN_SCREEN|FLAG_LAYOUT_INSET_DECOR) 2479 & (~getForcedWindowFlags()); 2480 if (mIsFloating) { 2481 setLayout(WRAP_CONTENT, WRAP_CONTENT); 2482 setFlags(0, flagsToUpdate); 2483 } else { 2484 setFlags(FLAG_LAYOUT_IN_SCREEN|FLAG_LAYOUT_INSET_DECOR, flagsToUpdate); 2485 } 2486 2487 if (a.getBoolean(com.android.internal.R.styleable.Window_windowNoTitle, false)) { 2488 requestFeature(FEATURE_NO_TITLE); 2489 } else if (a.getBoolean(com.android.internal.R.styleable.Window_windowActionBar, false)) { 2490 // Don't allow an action bar if there is no title. 2491 requestFeature(FEATURE_ACTION_BAR); 2492 } 2493 2494 if (a.getBoolean(com.android.internal.R.styleable.Window_windowActionBarOverlay, false)) { 2495 requestFeature(FEATURE_ACTION_BAR_OVERLAY); 2496 } 2497 2498 if (a.getBoolean(com.android.internal.R.styleable.Window_windowActionModeOverlay, false)) { 2499 requestFeature(FEATURE_ACTION_MODE_OVERLAY); 2500 } 2501 2502 if (a.getBoolean(com.android.internal.R.styleable.Window_windowFullscreen, false)) { 2503 setFlags(FLAG_FULLSCREEN, FLAG_FULLSCREEN&(~getForcedWindowFlags())); 2504 } 2505 2506 if (a.getBoolean(com.android.internal.R.styleable.Window_windowShowWallpaper, false)) { 2507 setFlags(FLAG_SHOW_WALLPAPER, FLAG_SHOW_WALLPAPER&(~getForcedWindowFlags())); 2508 } 2509 2510 if (a.getBoolean(com.android.internal.R.styleable.Window_windowEnableSplitTouch, 2511 getContext().getApplicationInfo().targetSdkVersion 2512 >= android.os.Build.VERSION_CODES.HONEYCOMB)) { 2513 setFlags(FLAG_SPLIT_TOUCH, FLAG_SPLIT_TOUCH&(~getForcedWindowFlags())); 2514 } 2515 2516 a.getValue(com.android.internal.R.styleable.Window_windowMinWidthMajor, mMinWidthMajor); 2517 a.getValue(com.android.internal.R.styleable.Window_windowMinWidthMinor, mMinWidthMinor); 2518 2519 final Context context = getContext(); 2520 final int targetSdk = context.getApplicationInfo().targetSdkVersion; 2521 final boolean targetPreHoneycomb = targetSdk < android.os.Build.VERSION_CODES.HONEYCOMB; 2522 final boolean targetPreIcs = targetSdk < android.os.Build.VERSION_CODES.ICE_CREAM_SANDWICH; 2523 final boolean targetHcNeedsOptions = context.getResources().getBoolean( 2524 com.android.internal.R.bool.target_honeycomb_needs_options_menu); 2525 final boolean noActionBar = !hasFeature(FEATURE_ACTION_BAR) || hasFeature(FEATURE_NO_TITLE); 2526 2527 if (targetPreHoneycomb || (targetPreIcs && targetHcNeedsOptions && noActionBar)) { 2528 addFlags(WindowManager.LayoutParams.FLAG_NEEDS_MENU_KEY); 2529 } 2530 2531 if (mAlwaysReadCloseOnTouchAttr || getContext().getApplicationInfo().targetSdkVersion 2532 >= android.os.Build.VERSION_CODES.HONEYCOMB) { 2533 if (a.getBoolean( 2534 com.android.internal.R.styleable.Window_windowCloseOnTouchOutside, 2535 false)) { 2536 setCloseOnTouchOutsideIfNotSet(true); 2537 } 2538 } 2539 2540 WindowManager.LayoutParams params = getAttributes(); 2541 2542 if (!hasSoftInputMode()) { 2543 params.softInputMode = a.getInt( 2544 com.android.internal.R.styleable.Window_windowSoftInputMode, 2545 params.softInputMode); 2546 } 2547 2548 if (a.getBoolean(com.android.internal.R.styleable.Window_backgroundDimEnabled, 2549 mIsFloating)) { 2550 /* All dialogs should have the window dimmed */ 2551 if ((getForcedWindowFlags()&WindowManager.LayoutParams.FLAG_DIM_BEHIND) == 0) { 2552 params.flags |= WindowManager.LayoutParams.FLAG_DIM_BEHIND; 2553 } 2554 if (!haveDimAmount()) { 2555 params.dimAmount = a.getFloat( 2556 android.R.styleable.Window_backgroundDimAmount, 0.5f); 2557 } 2558 } 2559 2560 if (params.windowAnimations == 0) { 2561 params.windowAnimations = a.getResourceId( 2562 com.android.internal.R.styleable.Window_windowAnimationStyle, 0); 2563 } 2564 2565 // The rest are only done if this window is not embedded; otherwise, 2566 // the values are inherited from our container. 2567 if (getContainer() == null) { 2568 if (mBackgroundDrawable == null) { 2569 if (mBackgroundResource == 0) { 2570 mBackgroundResource = a.getResourceId( 2571 com.android.internal.R.styleable.Window_windowBackground, 0); 2572 } 2573 if (mFrameResource == 0) { 2574 mFrameResource = a.getResourceId(com.android.internal.R.styleable.Window_windowFrame, 0); 2575 } 2576 if (false) { 2577 System.out.println("Background: " 2578 + Integer.toHexString(mBackgroundResource) + " Frame: " 2579 + Integer.toHexString(mFrameResource)); 2580 } 2581 } 2582 mTextColor = a.getColor(com.android.internal.R.styleable.Window_textColor, 0xFF000000); 2583 } 2584 2585 // Inflate the window decor. 2586 2587 int layoutResource; 2588 int features = getLocalFeatures(); 2589 // System.out.println("Features: 0x" + Integer.toHexString(features)); 2590 if ((features & ((1 << FEATURE_LEFT_ICON) | (1 << FEATURE_RIGHT_ICON))) != 0) { 2591 if (mIsFloating) { 2592 TypedValue res = new TypedValue(); 2593 getContext().getTheme().resolveAttribute( 2594 com.android.internal.R.attr.dialogTitleIconsDecorLayout, res, true); 2595 layoutResource = res.resourceId; 2596 } else { 2597 layoutResource = com.android.internal.R.layout.screen_title_icons; 2598 } 2599 // XXX Remove this once action bar supports these features. 2600 removeFeature(FEATURE_ACTION_BAR); 2601 // System.out.println("Title Icons!"); 2602 } else if ((features & ((1 << FEATURE_PROGRESS) | (1 << FEATURE_INDETERMINATE_PROGRESS))) != 0 2603 && (features & (1 << FEATURE_ACTION_BAR)) == 0) { 2604 // Special case for a window with only a progress bar (and title). 2605 // XXX Need to have a no-title version of embedded windows. 2606 layoutResource = com.android.internal.R.layout.screen_progress; 2607 // System.out.println("Progress!"); 2608 } else if ((features & (1 << FEATURE_CUSTOM_TITLE)) != 0) { 2609 // Special case for a window with a custom title. 2610 // If the window is floating, we need a dialog layout 2611 if (mIsFloating) { 2612 TypedValue res = new TypedValue(); 2613 getContext().getTheme().resolveAttribute( 2614 com.android.internal.R.attr.dialogCustomTitleDecorLayout, res, true); 2615 layoutResource = res.resourceId; 2616 } else { 2617 layoutResource = com.android.internal.R.layout.screen_custom_title; 2618 } 2619 // XXX Remove this once action bar supports these features. 2620 removeFeature(FEATURE_ACTION_BAR); 2621 } else if ((features & (1 << FEATURE_NO_TITLE)) == 0) { 2622 // If no other features and not embedded, only need a title. 2623 // If the window is floating, we need a dialog layout 2624 if (mIsFloating) { 2625 TypedValue res = new TypedValue(); 2626 getContext().getTheme().resolveAttribute( 2627 com.android.internal.R.attr.dialogTitleDecorLayout, res, true); 2628 layoutResource = res.resourceId; 2629 } else if ((features & (1 << FEATURE_ACTION_BAR)) != 0) { 2630 if ((features & (1 << FEATURE_ACTION_BAR_OVERLAY)) != 0) { 2631 layoutResource = com.android.internal.R.layout.screen_action_bar_overlay; 2632 } else { 2633 layoutResource = com.android.internal.R.layout.screen_action_bar; 2634 } 2635 } else { 2636 layoutResource = com.android.internal.R.layout.screen_title; 2637 } 2638 // System.out.println("Title!"); 2639 } else { 2640 // Embedded, so no decoration is needed. 2641 layoutResource = com.android.internal.R.layout.screen_simple; 2642 // System.out.println("Simple!"); 2643 } 2644 2645 mDecor.startChanging(); 2646 2647 View in = mLayoutInflater.inflate(layoutResource, null); 2648 decor.addView(in, new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); 2649 2650 ViewGroup contentParent = (ViewGroup)findViewById(ID_ANDROID_CONTENT); 2651 if (contentParent == null) { 2652 throw new RuntimeException("Window couldn't find content container view"); 2653 } 2654 2655 if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0) { 2656 ProgressBar progress = getCircularProgressBar(false); 2657 if (progress != null) { 2658 progress.setIndeterminate(true); 2659 } 2660 } 2661 2662 // Remaining setup -- of background and title -- that only applies 2663 // to top-level windows. 2664 if (getContainer() == null) { 2665 Drawable drawable = mBackgroundDrawable; 2666 if (mBackgroundResource != 0) { 2667 drawable = getContext().getResources().getDrawable(mBackgroundResource); 2668 } 2669 mDecor.setWindowBackground(drawable); 2670 drawable = null; 2671 if (mFrameResource != 0) { 2672 drawable = getContext().getResources().getDrawable(mFrameResource); 2673 } 2674 mDecor.setWindowFrame(drawable); 2675 2676 // System.out.println("Text=" + Integer.toHexString(mTextColor) + 2677 // " Sel=" + Integer.toHexString(mTextSelectedColor) + 2678 // " Title=" + Integer.toHexString(mTitleColor)); 2679 2680 if (mTitleColor == 0) { 2681 mTitleColor = mTextColor; 2682 } 2683 2684 if (mTitle != null) { 2685 setTitle(mTitle); 2686 } 2687 setTitleColor(mTitleColor); 2688 } 2689 2690 mDecor.finishChanging(); 2691 2692 return contentParent; 2693 } 2694 2695 /** @hide */ 2696 public void alwaysReadCloseOnTouchAttr() { 2697 mAlwaysReadCloseOnTouchAttr = true; 2698 } 2699 2700 private void installDecor() { 2701 if (mDecor == null) { 2702 mDecor = generateDecor(); 2703 mDecor.setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS); 2704 mDecor.setIsRootNamespace(true); 2705 } 2706 if (mContentParent == null) { 2707 mContentParent = generateLayout(mDecor); 2708 2709 mTitleView = (TextView)findViewById(com.android.internal.R.id.title); 2710 if (mTitleView != null) { 2711 if ((getLocalFeatures() & (1 << FEATURE_NO_TITLE)) != 0) { 2712 View titleContainer = findViewById(com.android.internal.R.id.title_container); 2713 if (titleContainer != null) { 2714 titleContainer.setVisibility(View.GONE); 2715 } else { 2716 mTitleView.setVisibility(View.GONE); 2717 } 2718 if (mContentParent instanceof FrameLayout) { 2719 ((FrameLayout)mContentParent).setForeground(null); 2720 } 2721 } else { 2722 mTitleView.setText(mTitle); 2723 } 2724 } else { 2725 mActionBar = (ActionBarView) findViewById(com.android.internal.R.id.action_bar); 2726 if (mActionBar != null) { 2727 if (mActionBar.getTitle() == null) { 2728 mActionBar.setWindowTitle(mTitle); 2729 } 2730 final int localFeatures = getLocalFeatures(); 2731 if ((localFeatures & (1 << FEATURE_PROGRESS)) != 0) { 2732 mActionBar.initProgress(); 2733 } 2734 if ((localFeatures & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0) { 2735 mActionBar.initIndeterminateProgress(); 2736 } 2737 2738 boolean splitActionBar = false; 2739 if ((mUiOptions & ActivityInfo.UIOPTION_SPLIT_ACTION_BAR_WHEN_NARROW) != 0) { 2740 splitActionBar = getContext().getResources().getBoolean( 2741 com.android.internal.R.bool.split_action_bar_is_narrow); 2742 } else { 2743 splitActionBar = getWindowStyle().getBoolean( 2744 com.android.internal.R.styleable.Window_windowSplitActionBar, false); 2745 } 2746 if (splitActionBar) { 2747 final ActionBarContainer splitView = (ActionBarContainer) findViewById( 2748 com.android.internal.R.id.split_action_bar); 2749 if (splitView != null) { 2750 splitView.setVisibility(View.VISIBLE); 2751 mActionBar.setSplitActionBar(splitActionBar); 2752 mActionBar.setSplitView(splitView); 2753 2754 final ActionBarContextView cab = (ActionBarContextView) findViewById( 2755 com.android.internal.R.id.action_context_bar); 2756 cab.setSplitView(splitView); 2757 } else { 2758 Log.e(TAG, "Requested split action bar with " + 2759 "incompatible window decor! Ignoring request."); 2760 } 2761 } 2762 2763 // Post the panel invalidate for later; avoid application onCreateOptionsMenu 2764 // being called in the middle of onCreate or similar. 2765 mDecor.post(new Runnable() { 2766 public void run() { 2767 // Invalidate if the panel menu hasn't been created before this. 2768 PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, false); 2769 if (!isDestroyed() && (st == null || st.menu == null)) { 2770 invalidatePanelMenu(FEATURE_ACTION_BAR); 2771 } 2772 } 2773 }); 2774 } 2775 } 2776 } 2777 } 2778 2779 private Drawable loadImageURI(Uri uri) { 2780 try { 2781 return Drawable.createFromStream( 2782 getContext().getContentResolver().openInputStream(uri), null); 2783 } catch (Exception e) { 2784 Log.w(TAG, "Unable to open content: " + uri); 2785 } 2786 return null; 2787 } 2788 2789 private DrawableFeatureState getDrawableState(int featureId, boolean required) { 2790 if ((getFeatures() & (1 << featureId)) == 0) { 2791 if (!required) { 2792 return null; 2793 } 2794 throw new RuntimeException("The feature has not been requested"); 2795 } 2796 2797 DrawableFeatureState[] ar; 2798 if ((ar = mDrawables) == null || ar.length <= featureId) { 2799 DrawableFeatureState[] nar = new DrawableFeatureState[featureId + 1]; 2800 if (ar != null) { 2801 System.arraycopy(ar, 0, nar, 0, ar.length); 2802 } 2803 mDrawables = ar = nar; 2804 } 2805 2806 DrawableFeatureState st = ar[featureId]; 2807 if (st == null) { 2808 ar[featureId] = st = new DrawableFeatureState(featureId); 2809 } 2810 return st; 2811 } 2812 2813 /** 2814 * Gets a panel's state based on its feature ID. 2815 * 2816 * @param featureId The feature ID of the panel. 2817 * @param required Whether the panel is required (if it is required and it 2818 * isn't in our features, this throws an exception). 2819 * @return The panel state. 2820 */ 2821 private PanelFeatureState getPanelState(int featureId, boolean required) { 2822 return getPanelState(featureId, required, null); 2823 } 2824 2825 /** 2826 * Gets a panel's state based on its feature ID. 2827 * 2828 * @param featureId The feature ID of the panel. 2829 * @param required Whether the panel is required (if it is required and it 2830 * isn't in our features, this throws an exception). 2831 * @param convertPanelState Optional: If the panel state does not exist, use 2832 * this as the panel state. 2833 * @return The panel state. 2834 */ 2835 private PanelFeatureState getPanelState(int featureId, boolean required, 2836 PanelFeatureState convertPanelState) { 2837 if ((getFeatures() & (1 << featureId)) == 0) { 2838 if (!required) { 2839 return null; 2840 } 2841 throw new RuntimeException("The feature has not been requested"); 2842 } 2843 2844 PanelFeatureState[] ar; 2845 if ((ar = mPanels) == null || ar.length <= featureId) { 2846 PanelFeatureState[] nar = new PanelFeatureState[featureId + 1]; 2847 if (ar != null) { 2848 System.arraycopy(ar, 0, nar, 0, ar.length); 2849 } 2850 mPanels = ar = nar; 2851 } 2852 2853 PanelFeatureState st = ar[featureId]; 2854 if (st == null) { 2855 ar[featureId] = st = (convertPanelState != null) 2856 ? convertPanelState 2857 : new PanelFeatureState(featureId); 2858 } 2859 return st; 2860 } 2861 2862 @Override 2863 public final void setChildDrawable(int featureId, Drawable drawable) { 2864 DrawableFeatureState st = getDrawableState(featureId, true); 2865 st.child = drawable; 2866 updateDrawable(featureId, st, false); 2867 } 2868 2869 @Override 2870 public final void setChildInt(int featureId, int value) { 2871 updateInt(featureId, value, false); 2872 } 2873 2874 @Override 2875 public boolean isShortcutKey(int keyCode, KeyEvent event) { 2876 PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, true); 2877 return st.menu != null && st.menu.isShortcutKey(keyCode, event); 2878 } 2879 2880 private void updateDrawable(int featureId, DrawableFeatureState st, boolean fromResume) { 2881 // Do nothing if the decor is not yet installed... an update will 2882 // need to be forced when we eventually become active. 2883 if (mContentParent == null) { 2884 return; 2885 } 2886 2887 final int featureMask = 1 << featureId; 2888 2889 if ((getFeatures() & featureMask) == 0 && !fromResume) { 2890 return; 2891 } 2892 2893 Drawable drawable = null; 2894 if (st != null) { 2895 drawable = st.child; 2896 if (drawable == null) 2897 drawable = st.local; 2898 if (drawable == null) 2899 drawable = st.def; 2900 } 2901 if ((getLocalFeatures() & featureMask) == 0) { 2902 if (getContainer() != null) { 2903 if (isActive() || fromResume) { 2904 getContainer().setChildDrawable(featureId, drawable); 2905 } 2906 } 2907 } else if (st != null && (st.cur != drawable || st.curAlpha != st.alpha)) { 2908 // System.out.println("Drawable changed: old=" + st.cur 2909 // + ", new=" + drawable); 2910 st.cur = drawable; 2911 st.curAlpha = st.alpha; 2912 onDrawableChanged(featureId, drawable, st.alpha); 2913 } 2914 } 2915 2916 private void updateInt(int featureId, int value, boolean fromResume) { 2917 2918 // Do nothing if the decor is not yet installed... an update will 2919 // need to be forced when we eventually become active. 2920 if (mContentParent == null) { 2921 return; 2922 } 2923 2924 final int featureMask = 1 << featureId; 2925 2926 if ((getFeatures() & featureMask) == 0 && !fromResume) { 2927 return; 2928 } 2929 2930 if ((getLocalFeatures() & featureMask) == 0) { 2931 if (getContainer() != null) { 2932 getContainer().setChildInt(featureId, value); 2933 } 2934 } else { 2935 onIntChanged(featureId, value); 2936 } 2937 } 2938 2939 private ImageView getLeftIconView() { 2940 if (mLeftIconView != null) { 2941 return mLeftIconView; 2942 } 2943 if (mContentParent == null) { 2944 installDecor(); 2945 } 2946 return (mLeftIconView = (ImageView)findViewById(com.android.internal.R.id.left_icon)); 2947 } 2948 2949 private ProgressBar getCircularProgressBar(boolean shouldInstallDecor) { 2950 if (mCircularProgressBar != null) { 2951 return mCircularProgressBar; 2952 } 2953 if (mContentParent == null && shouldInstallDecor) { 2954 installDecor(); 2955 } 2956 mCircularProgressBar = (ProgressBar) findViewById(com.android.internal.R.id.progress_circular); 2957 if (mCircularProgressBar != null) { 2958 mCircularProgressBar.setVisibility(View.INVISIBLE); 2959 } 2960 return mCircularProgressBar; 2961 } 2962 2963 private ProgressBar getHorizontalProgressBar(boolean shouldInstallDecor) { 2964 if (mHorizontalProgressBar != null) { 2965 return mHorizontalProgressBar; 2966 } 2967 if (mContentParent == null && shouldInstallDecor) { 2968 installDecor(); 2969 } 2970 mHorizontalProgressBar = (ProgressBar) findViewById(com.android.internal.R.id.progress_horizontal); 2971 if (mHorizontalProgressBar != null) { 2972 mHorizontalProgressBar.setVisibility(View.INVISIBLE); 2973 } 2974 return mHorizontalProgressBar; 2975 } 2976 2977 private ImageView getRightIconView() { 2978 if (mRightIconView != null) { 2979 return mRightIconView; 2980 } 2981 if (mContentParent == null) { 2982 installDecor(); 2983 } 2984 return (mRightIconView = (ImageView)findViewById(com.android.internal.R.id.right_icon)); 2985 } 2986 2987 /** 2988 * Helper method for calling the {@link Callback#onPanelClosed(int, Menu)} 2989 * callback. This method will grab whatever extra state is needed for the 2990 * callback that isn't given in the parameters. If the panel is not open, 2991 * this will not perform the callback. 2992 * 2993 * @param featureId Feature ID of the panel that was closed. Must be given. 2994 * @param panel Panel that was closed. Optional but useful if there is no 2995 * menu given. 2996 * @param menu The menu that was closed. Optional, but give if you have. 2997 */ 2998 private void callOnPanelClosed(int featureId, PanelFeatureState panel, Menu menu) { 2999 final Callback cb = getCallback(); 3000 if (cb == null) 3001 return; 3002 3003 // Try to get a menu 3004 if (menu == null) { 3005 // Need a panel to grab the menu, so try to get that 3006 if (panel == null) { 3007 if ((featureId >= 0) && (featureId < mPanels.length)) { 3008 panel = mPanels[featureId]; 3009 } 3010 } 3011 3012 if (panel != null) { 3013 // menu still may be null, which is okay--we tried our best 3014 menu = panel.menu; 3015 } 3016 } 3017 3018 // If the panel is not open, do not callback 3019 if ((panel != null) && (!panel.isOpen)) 3020 return; 3021 3022 if (!isDestroyed()) { 3023 cb.onPanelClosed(featureId, menu); 3024 } 3025 } 3026 3027 /** 3028 * Helper method for adding launch-search to most applications. Opens the 3029 * search window using default settings. 3030 * 3031 * @return true if search window opened 3032 */ 3033 private boolean launchDefaultSearch() { 3034 final Callback cb = getCallback(); 3035 if (cb == null || isDestroyed()) { 3036 return false; 3037 } else { 3038 sendCloseSystemWindows("search"); 3039 return cb.onSearchRequested(); 3040 } 3041 } 3042 3043 @Override 3044 public void setVolumeControlStream(int streamType) { 3045 mVolumeControlStreamType = streamType; 3046 } 3047 3048 @Override 3049 public int getVolumeControlStream() { 3050 return mVolumeControlStreamType; 3051 } 3052 3053 private static final class DrawableFeatureState { 3054 DrawableFeatureState(int _featureId) { 3055 featureId = _featureId; 3056 } 3057 3058 final int featureId; 3059 3060 int resid; 3061 3062 Uri uri; 3063 3064 Drawable local; 3065 3066 Drawable child; 3067 3068 Drawable def; 3069 3070 Drawable cur; 3071 3072 int alpha = 255; 3073 3074 int curAlpha = 255; 3075 } 3076 3077 private static final class PanelFeatureState { 3078 3079 /** Feature ID for this panel. */ 3080 int featureId; 3081 3082 // Information pulled from the style for this panel. 3083 3084 int background; 3085 3086 /** The background when the panel spans the entire available width. */ 3087 int fullBackground; 3088 3089 int gravity; 3090 3091 int x; 3092 3093 int y; 3094 3095 int windowAnimations; 3096 3097 /** Dynamic state of the panel. */ 3098 DecorView decorView; 3099 3100 /** The panel that was returned by onCreatePanelView(). */ 3101 View createdPanelView; 3102 3103 /** The panel that we are actually showing. */ 3104 View shownPanelView; 3105 3106 /** Use {@link #setMenu} to set this. */ 3107 MenuBuilder menu; 3108 3109 IconMenuPresenter iconMenuPresenter; 3110 ListMenuPresenter listMenuPresenter; 3111 3112 /** true if this menu will show in single-list compact mode */ 3113 boolean isCompact; 3114 3115 /** Theme resource ID for list elements of the panel menu */ 3116 int listPresenterTheme; 3117 3118 /** 3119 * Whether the panel has been prepared (see 3120 * {@link PhoneWindow#preparePanel}). 3121 */ 3122 boolean isPrepared; 3123 3124 /** 3125 * Whether an item's action has been performed. This happens in obvious 3126 * scenarios (user clicks on menu item), but can also happen with 3127 * chording menu+(shortcut key). 3128 */ 3129 boolean isHandled; 3130 3131 boolean isOpen; 3132 3133 /** 3134 * True if the menu is in expanded mode, false if the menu is in icon 3135 * mode 3136 */ 3137 boolean isInExpandedMode; 3138 3139 public boolean qwertyMode; 3140 3141 boolean refreshDecorView; 3142 3143 boolean refreshMenuContent; 3144 3145 boolean wasLastOpen; 3146 3147 boolean wasLastExpanded; 3148 3149 /** 3150 * Contains the state of the menu when told to freeze. 3151 */ 3152 Bundle frozenMenuState; 3153 3154 /** 3155 * Contains the state of associated action views when told to freeze. 3156 * These are saved across invalidations. 3157 */ 3158 Bundle frozenActionViewState; 3159 3160 PanelFeatureState(int featureId) { 3161 this.featureId = featureId; 3162 3163 refreshDecorView = false; 3164 } 3165 3166 public boolean isInListMode() { 3167 return isInExpandedMode || isCompact; 3168 } 3169 3170 public boolean hasPanelItems() { 3171 if (shownPanelView == null) return false; 3172 if (createdPanelView != null) return true; 3173 3174 if (isCompact || isInExpandedMode) { 3175 return listMenuPresenter.getAdapter().getCount() > 0; 3176 } else { 3177 return ((ViewGroup) shownPanelView).getChildCount() > 0; 3178 } 3179 } 3180 3181 /** 3182 * Unregister and free attached MenuPresenters. They will be recreated as needed. 3183 */ 3184 public void clearMenuPresenters() { 3185 if (menu != null) { 3186 menu.removeMenuPresenter(iconMenuPresenter); 3187 menu.removeMenuPresenter(listMenuPresenter); 3188 } 3189 iconMenuPresenter = null; 3190 listMenuPresenter = null; 3191 } 3192 3193 void setStyle(Context context) { 3194 TypedArray a = context.obtainStyledAttributes(com.android.internal.R.styleable.Theme); 3195 background = a.getResourceId( 3196 com.android.internal.R.styleable.Theme_panelBackground, 0); 3197 fullBackground = a.getResourceId( 3198 com.android.internal.R.styleable.Theme_panelFullBackground, 0); 3199 windowAnimations = a.getResourceId( 3200 com.android.internal.R.styleable.Theme_windowAnimationStyle, 0); 3201 isCompact = a.getBoolean( 3202 com.android.internal.R.styleable.Theme_panelMenuIsCompact, false); 3203 listPresenterTheme = a.getResourceId( 3204 com.android.internal.R.styleable.Theme_panelMenuListTheme, 3205 com.android.internal.R.style.Theme_ExpandedMenu); 3206 a.recycle(); 3207 } 3208 3209 void setMenu(MenuBuilder menu) { 3210 if (menu == this.menu) return; 3211 3212 if (this.menu != null) { 3213 this.menu.removeMenuPresenter(iconMenuPresenter); 3214 this.menu.removeMenuPresenter(listMenuPresenter); 3215 } 3216 this.menu = menu; 3217 if (menu != null) { 3218 if (iconMenuPresenter != null) menu.addMenuPresenter(iconMenuPresenter); 3219 if (listMenuPresenter != null) menu.addMenuPresenter(listMenuPresenter); 3220 } 3221 } 3222 3223 MenuView getListMenuView(MenuPresenter.Callback cb) { 3224 if (menu == null) return null; 3225 3226 if (!isCompact) { 3227 getIconMenuView(cb); // Need this initialized to know where our offset goes 3228 } 3229 3230 if (listMenuPresenter == null) { 3231 listMenuPresenter = new ListMenuPresenter( 3232 com.android.internal.R.layout.list_menu_item_layout, listPresenterTheme); 3233 listMenuPresenter.setCallback(cb); 3234 listMenuPresenter.setId(com.android.internal.R.id.list_menu_presenter); 3235 menu.addMenuPresenter(listMenuPresenter); 3236 } 3237 3238 if (iconMenuPresenter != null) { 3239 listMenuPresenter.setItemIndexOffset( 3240 iconMenuPresenter.getNumActualItemsShown()); 3241 } 3242 MenuView result = listMenuPresenter.getMenuView(decorView); 3243 3244 return result; 3245 } 3246 3247 MenuView getIconMenuView(MenuPresenter.Callback cb) { 3248 if (menu == null) return null; 3249 3250 if (iconMenuPresenter == null) { 3251 iconMenuPresenter = new IconMenuPresenter(); 3252 iconMenuPresenter.setCallback(cb); 3253 iconMenuPresenter.setId(com.android.internal.R.id.icon_menu_presenter); 3254 menu.addMenuPresenter(iconMenuPresenter); 3255 } 3256 3257 MenuView result = iconMenuPresenter.getMenuView(decorView); 3258 3259 return result; 3260 } 3261 3262 Parcelable onSaveInstanceState() { 3263 SavedState savedState = new SavedState(); 3264 savedState.featureId = featureId; 3265 savedState.isOpen = isOpen; 3266 savedState.isInExpandedMode = isInExpandedMode; 3267 3268 if (menu != null) { 3269 savedState.menuState = new Bundle(); 3270 menu.savePresenterStates(savedState.menuState); 3271 } 3272 3273 return savedState; 3274 } 3275 3276 void onRestoreInstanceState(Parcelable state) { 3277 SavedState savedState = (SavedState) state; 3278 featureId = savedState.featureId; 3279 wasLastOpen = savedState.isOpen; 3280 wasLastExpanded = savedState.isInExpandedMode; 3281 frozenMenuState = savedState.menuState; 3282 3283 /* 3284 * A LocalActivityManager keeps the same instance of this class around. 3285 * The first time the menu is being shown after restoring, the 3286 * Activity.onCreateOptionsMenu should be called. But, if it is the 3287 * same instance then menu != null and we won't call that method. 3288 * We clear any cached views here. The caller should invalidatePanelMenu. 3289 */ 3290 createdPanelView = null; 3291 shownPanelView = null; 3292 decorView = null; 3293 } 3294 3295 void applyFrozenState() { 3296 if (menu != null && frozenMenuState != null) { 3297 menu.restorePresenterStates(frozenMenuState); 3298 frozenMenuState = null; 3299 } 3300 } 3301 3302 private static class SavedState implements Parcelable { 3303 int featureId; 3304 boolean isOpen; 3305 boolean isInExpandedMode; 3306 Bundle menuState; 3307 3308 public int describeContents() { 3309 return 0; 3310 } 3311 3312 public void writeToParcel(Parcel dest, int flags) { 3313 dest.writeInt(featureId); 3314 dest.writeInt(isOpen ? 1 : 0); 3315 dest.writeInt(isInExpandedMode ? 1 : 0); 3316 3317 if (isOpen) { 3318 dest.writeBundle(menuState); 3319 } 3320 } 3321 3322 private static SavedState readFromParcel(Parcel source) { 3323 SavedState savedState = new SavedState(); 3324 savedState.featureId = source.readInt(); 3325 savedState.isOpen = source.readInt() == 1; 3326 savedState.isInExpandedMode = source.readInt() == 1; 3327 3328 if (savedState.isOpen) { 3329 savedState.menuState = source.readBundle(); 3330 } 3331 3332 return savedState; 3333 } 3334 3335 public static final Parcelable.Creator<SavedState> CREATOR 3336 = new Parcelable.Creator<SavedState>() { 3337 public SavedState createFromParcel(Parcel in) { 3338 return readFromParcel(in); 3339 } 3340 3341 public SavedState[] newArray(int size) { 3342 return new SavedState[size]; 3343 } 3344 }; 3345 } 3346 3347 } 3348 3349 static class RotationWatcher extends IRotationWatcher.Stub { 3350 private Handler mHandler; 3351 private final Runnable mRotationChanged = new Runnable() { 3352 public void run() { 3353 dispatchRotationChanged(); 3354 } 3355 }; 3356 private final ArrayList<WeakReference<PhoneWindow>> mWindows = 3357 new ArrayList<WeakReference<PhoneWindow>>(); 3358 private boolean mIsWatching; 3359 3360 @Override 3361 public void onRotationChanged(int rotation) throws RemoteException { 3362 mHandler.post(mRotationChanged); 3363 } 3364 3365 public void addWindow(PhoneWindow phoneWindow) { 3366 synchronized (mWindows) { 3367 if (!mIsWatching) { 3368 try { 3369 WindowManagerHolder.sWindowManager.watchRotation(this); 3370 mHandler = new Handler(); 3371 mIsWatching = true; 3372 } catch (RemoteException ex) { 3373 Log.e(TAG, "Couldn't start watching for device rotation", ex); 3374 } 3375 } 3376 mWindows.add(new WeakReference<PhoneWindow>(phoneWindow)); 3377 } 3378 } 3379 3380 public void removeWindow(PhoneWindow phoneWindow) { 3381 synchronized (mWindows) { 3382 int i = 0; 3383 while (i < mWindows.size()) { 3384 final WeakReference<PhoneWindow> ref = mWindows.get(i); 3385 final PhoneWindow win = ref.get(); 3386 if (win == null || win == phoneWindow) { 3387 mWindows.remove(i); 3388 } else { 3389 i++; 3390 } 3391 } 3392 } 3393 } 3394 3395 void dispatchRotationChanged() { 3396 synchronized (mWindows) { 3397 int i = 0; 3398 while (i < mWindows.size()) { 3399 final WeakReference<PhoneWindow> ref = mWindows.get(i); 3400 final PhoneWindow win = ref.get(); 3401 if (win != null) { 3402 win.onOptionsPanelRotationChanged(); 3403 i++; 3404 } else { 3405 mWindows.remove(i); 3406 } 3407 } 3408 } 3409 } 3410 } 3411 3412 /** 3413 * Simple implementation of MenuBuilder.Callback that: 3414 * <li> Opens a submenu when selected. 3415 * <li> Calls back to the callback's onMenuItemSelected when an item is 3416 * selected. 3417 */ 3418 private final class DialogMenuCallback implements MenuBuilder.Callback, MenuPresenter.Callback { 3419 private int mFeatureId; 3420 private MenuDialogHelper mSubMenuHelper; 3421 3422 public DialogMenuCallback(int featureId) { 3423 mFeatureId = featureId; 3424 } 3425 3426 public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) { 3427 if (menu.getRootMenu() != menu) { 3428 onCloseSubMenu(menu); 3429 } 3430 3431 if (allMenusAreClosing) { 3432 Callback callback = getCallback(); 3433 if (callback != null && !isDestroyed()) { 3434 callback.onPanelClosed(mFeatureId, menu); 3435 } 3436 3437 if (menu == mContextMenu) { 3438 dismissContextMenu(); 3439 } 3440 3441 // Dismiss the submenu, if it is showing 3442 if (mSubMenuHelper != null) { 3443 mSubMenuHelper.dismiss(); 3444 mSubMenuHelper = null; 3445 } 3446 } 3447 } 3448 3449 public void onCloseSubMenu(MenuBuilder menu) { 3450 Callback callback = getCallback(); 3451 if (callback != null && !isDestroyed()) { 3452 callback.onPanelClosed(mFeatureId, menu.getRootMenu()); 3453 } 3454 } 3455 3456 public boolean onMenuItemSelected(MenuBuilder menu, MenuItem item) { 3457 Callback callback = getCallback(); 3458 return (callback != null && !isDestroyed()) 3459 && callback.onMenuItemSelected(mFeatureId, item); 3460 } 3461 3462 public void onMenuModeChange(MenuBuilder menu) { 3463 } 3464 3465 public boolean onOpenSubMenu(MenuBuilder subMenu) { 3466 // Set a simple callback for the submenu 3467 subMenu.setCallback(this); 3468 3469 // The window manager will give us a valid window token 3470 mSubMenuHelper = new MenuDialogHelper(subMenu); 3471 mSubMenuHelper.show(null); 3472 3473 return true; 3474 } 3475 } 3476 3477 void sendCloseSystemWindows() { 3478 PhoneWindowManager.sendCloseSystemWindows(getContext(), null); 3479 } 3480 3481 void sendCloseSystemWindows(String reason) { 3482 PhoneWindowManager.sendCloseSystemWindows(getContext(), reason); 3483 } 3484} 3485