/* * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.android.internal.policy.impl; import static android.view.View.MeasureSpec.AT_MOST; import static android.view.View.MeasureSpec.EXACTLY; import static android.view.View.MeasureSpec.getMode; import static android.view.ViewGroup.LayoutParams.MATCH_PARENT; import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT; import static android.view.WindowManager.LayoutParams.*; import android.app.SearchManager; import android.os.UserHandle; import com.android.internal.R; import com.android.internal.view.RootViewSurfaceTaker; import com.android.internal.view.StandaloneActionMode; import com.android.internal.view.menu.ContextMenuBuilder; import com.android.internal.view.menu.IconMenuPresenter; import com.android.internal.view.menu.ListMenuPresenter; import com.android.internal.view.menu.MenuBuilder; import com.android.internal.view.menu.MenuDialogHelper; import com.android.internal.view.menu.MenuPresenter; import com.android.internal.view.menu.MenuView; import com.android.internal.widget.ActionBarContextView; import com.android.internal.widget.BackgroundFallback; import com.android.internal.widget.DecorContentParent; import com.android.internal.widget.SwipeDismissLayout; import android.app.ActivityManager; import android.app.KeyguardManager; import android.content.Context; import android.content.pm.PackageManager; import android.content.res.Configuration; import android.content.res.Resources.Theme; import android.content.res.TypedArray; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.PixelFormat; import android.graphics.Rect; import android.graphics.drawable.Drawable; import android.media.AudioManager; import android.media.session.MediaController; import android.media.session.MediaSessionLegacyHelper; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.os.Parcel; import android.os.Parcelable; import android.os.RemoteException; import android.os.ServiceManager; import android.transition.Scene; import android.transition.Transition; import android.transition.TransitionInflater; import android.transition.TransitionManager; import android.transition.TransitionSet; import android.util.AndroidRuntimeException; import android.util.DisplayMetrics; import android.util.EventLog; import android.util.Log; import android.util.SparseArray; import android.util.TypedValue; import android.view.ActionMode; import android.view.ContextThemeWrapper; import android.view.Display; import android.view.Gravity; import android.view.IRotationWatcher; import android.view.IWindowManager; import android.view.InputEvent; import android.view.InputQueue; import android.view.KeyCharacterMap; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.MotionEvent; import android.view.SurfaceHolder; import android.view.View; import android.view.ViewConfiguration; import android.view.ViewGroup; import android.view.ViewManager; import android.view.ViewParent; import android.view.ViewRootImpl; import android.view.ViewStub; import android.view.Window; import android.view.WindowInsets; import android.view.WindowManager; import android.view.accessibility.AccessibilityEvent; import android.view.accessibility.AccessibilityManager; import android.view.animation.Animation; import android.view.animation.AnimationUtils; import android.widget.FrameLayout; import android.widget.ImageView; import android.widget.PopupWindow; import android.widget.ProgressBar; import android.widget.TextView; import java.lang.ref.WeakReference; import java.util.ArrayList; /** * Android-specific Window. *

* todo: need to pull the generic functionality out into a base class * in android.widget. */ public class PhoneWindow extends Window implements MenuBuilder.Callback { private final static String TAG = "PhoneWindow"; private final static boolean SWEEP_OPEN_MENU = false; private final static int DEFAULT_BACKGROUND_FADE_DURATION_MS = 300; private static final int CUSTOM_TITLE_COMPATIBLE_FEATURES = DEFAULT_FEATURES | (1 << FEATURE_CUSTOM_TITLE) | (1 << FEATURE_CONTENT_TRANSITIONS) | (1 << FEATURE_ACTIVITY_TRANSITIONS) | (1 << FEATURE_ACTION_MODE_OVERLAY); private static final Transition USE_DEFAULT_TRANSITION = new TransitionSet(); /** * Simple callback used by the context menu and its submenus. The options * menu submenus do not use this (their behavior is more complex). */ final DialogMenuCallback mContextMenuCallback = new DialogMenuCallback(FEATURE_CONTEXT_MENU); final TypedValue mMinWidthMajor = new TypedValue(); final TypedValue mMinWidthMinor = new TypedValue(); TypedValue mFixedWidthMajor; TypedValue mFixedWidthMinor; TypedValue mFixedHeightMajor; TypedValue mFixedHeightMinor; TypedValue mOutsetBottom; // This is the top-level view of the window, containing the window decor. private DecorView mDecor; // This is the view in which the window contents are placed. It is either // mDecor itself, or a child of mDecor where the contents go. private ViewGroup mContentParent; private ViewGroup mContentRoot; SurfaceHolder.Callback2 mTakeSurfaceCallback; InputQueue.Callback mTakeInputQueueCallback; private boolean mIsFloating; private LayoutInflater mLayoutInflater; private TextView mTitleView; private DecorContentParent mDecorContentParent; private ActionMenuPresenterCallback mActionMenuPresenterCallback; private PanelMenuPresenterCallback mPanelMenuPresenterCallback; private TransitionManager mTransitionManager; private Scene mContentScene; // The icon resource has been explicitly set elsewhere // and should not be overwritten with a default. static final int FLAG_RESOURCE_SET_ICON = 1 << 0; // The logo resource has been explicitly set elsewhere // and should not be overwritten with a default. static final int FLAG_RESOURCE_SET_LOGO = 1 << 1; // The icon resource is currently configured to use the system fallback // as no default was previously specified. Anything can override this. static final int FLAG_RESOURCE_SET_ICON_FALLBACK = 1 << 2; int mResourcesSetFlags; int mIconRes; int mLogoRes; private DrawableFeatureState[] mDrawables; private PanelFeatureState[] mPanels; /** * The panel that is prepared or opened (the most recent one if there are * multiple panels). Shortcuts will go to this panel. It gets set in * {@link #preparePanel} and cleared in {@link #closePanel}. */ private PanelFeatureState mPreparedPanel; /** * The keycode that is currently held down (as a modifier) for chording. If * this is 0, there is no key held down. */ private int mPanelChordingKey; private ImageView mLeftIconView; private ImageView mRightIconView; private ProgressBar mCircularProgressBar; private ProgressBar mHorizontalProgressBar; private int mBackgroundResource = 0; private int mBackgroundFallbackResource = 0; private Drawable mBackgroundDrawable; private float mElevation; /** Whether window content should be clipped to the background outline. */ private boolean mClipToOutline; private int mFrameResource = 0; private int mTextColor = 0; private int mStatusBarColor = 0; private int mNavigationBarColor = 0; private boolean mForcedStatusBarColor = false; private boolean mForcedNavigationBarColor = false; private CharSequence mTitle = null; private int mTitleColor = 0; private boolean mAlwaysReadCloseOnTouchAttr = false; private ContextMenuBuilder mContextMenu; private MenuDialogHelper mContextMenuHelper; private boolean mClosingActionMenu; private int mVolumeControlStreamType = AudioManager.USE_DEFAULT_STREAM_TYPE; private MediaController mMediaController; private AudioManager mAudioManager; private KeyguardManager mKeyguardManager; private int mUiOptions = 0; private boolean mInvalidatePanelMenuPosted; private int mInvalidatePanelMenuFeatures; private final Runnable mInvalidatePanelMenuRunnable = new Runnable() { @Override public void run() { for (int i = 0; i <= FEATURE_MAX; i++) { if ((mInvalidatePanelMenuFeatures & 1 << i) != 0) { doInvalidatePanelMenu(i); } } mInvalidatePanelMenuPosted = false; mInvalidatePanelMenuFeatures = 0; } }; private Transition mEnterTransition = null; private Transition mReturnTransition = USE_DEFAULT_TRANSITION; private Transition mExitTransition = null; private Transition mReenterTransition = USE_DEFAULT_TRANSITION; private Transition mSharedElementEnterTransition = null; private Transition mSharedElementReturnTransition = USE_DEFAULT_TRANSITION; private Transition mSharedElementExitTransition = null; private Transition mSharedElementReenterTransition = USE_DEFAULT_TRANSITION; private Boolean mAllowReturnTransitionOverlap; private Boolean mAllowEnterTransitionOverlap; private long mBackgroundFadeDurationMillis = -1; private Boolean mSharedElementsUseOverlay; private Rect mTempRect; static class WindowManagerHolder { static final IWindowManager sWindowManager = IWindowManager.Stub.asInterface( ServiceManager.getService("window")); } static final RotationWatcher sRotationWatcher = new RotationWatcher(); public PhoneWindow(Context context) { super(context); mLayoutInflater = LayoutInflater.from(context); } @Override public final void setContainer(Window container) { super.setContainer(container); } @Override public boolean requestFeature(int featureId) { if (mContentParent != null) { throw new AndroidRuntimeException("requestFeature() must be called before adding content"); } final int features = getFeatures(); final int newFeatures = features | (1 << featureId); if ((newFeatures & (1 << FEATURE_CUSTOM_TITLE)) != 0 && (newFeatures & ~CUSTOM_TITLE_COMPATIBLE_FEATURES) != 0) { // Another feature is enabled and the user is trying to enable the custom title feature // or custom title feature is enabled and the user is trying to enable another feature throw new AndroidRuntimeException( "You cannot combine custom titles with other title features"); } if ((features & (1 << FEATURE_NO_TITLE)) != 0 && featureId == FEATURE_ACTION_BAR) { return false; // Ignore. No title dominates. } if ((features & (1 << FEATURE_ACTION_BAR)) != 0 && featureId == FEATURE_NO_TITLE) { // Remove the action bar feature if we have no title. No title dominates. removeFeature(FEATURE_ACTION_BAR); } if ((features & (1 << FEATURE_ACTION_BAR)) != 0 && featureId == FEATURE_SWIPE_TO_DISMISS) { throw new AndroidRuntimeException( "You cannot combine swipe dismissal and the action bar."); } if ((features & (1 << FEATURE_SWIPE_TO_DISMISS)) != 0 && featureId == FEATURE_ACTION_BAR) { throw new AndroidRuntimeException( "You cannot combine swipe dismissal and the action bar."); } if (featureId == FEATURE_INDETERMINATE_PROGRESS && getContext().getPackageManager().hasSystemFeature(PackageManager.FEATURE_WATCH)) { throw new AndroidRuntimeException("You cannot use indeterminate progress on a watch."); } return super.requestFeature(featureId); } @Override public void setUiOptions(int uiOptions) { mUiOptions = uiOptions; } @Override public void setUiOptions(int uiOptions, int mask) { mUiOptions = (mUiOptions & ~mask) | (uiOptions & mask); } @Override public TransitionManager getTransitionManager() { return mTransitionManager; } @Override public void setTransitionManager(TransitionManager tm) { mTransitionManager = tm; } @Override public Scene getContentScene() { return mContentScene; } @Override public void setContentView(int layoutResID) { // Note: FEATURE_CONTENT_TRANSITIONS may be set in the process of installing the window // decor, when theme attributes and the like are crystalized. Do not check the feature // before this happens. if (mContentParent == null) { installDecor(); } else if (!hasFeature(FEATURE_CONTENT_TRANSITIONS)) { mContentParent.removeAllViews(); } if (hasFeature(FEATURE_CONTENT_TRANSITIONS)) { final Scene newScene = Scene.getSceneForLayout(mContentParent, layoutResID, getContext()); transitionTo(newScene); } else { mLayoutInflater.inflate(layoutResID, mContentParent); } final Callback cb = getCallback(); if (cb != null && !isDestroyed()) { cb.onContentChanged(); } } @Override public void setContentView(View view) { setContentView(view, new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); } @Override public void setContentView(View view, ViewGroup.LayoutParams params) { // Note: FEATURE_CONTENT_TRANSITIONS may be set in the process of installing the window // decor, when theme attributes and the like are crystalized. Do not check the feature // before this happens. if (mContentParent == null) { installDecor(); } else if (!hasFeature(FEATURE_CONTENT_TRANSITIONS)) { mContentParent.removeAllViews(); } if (hasFeature(FEATURE_CONTENT_TRANSITIONS)) { view.setLayoutParams(params); final Scene newScene = new Scene(mContentParent, view); transitionTo(newScene); } else { mContentParent.addView(view, params); } final Callback cb = getCallback(); if (cb != null && !isDestroyed()) { cb.onContentChanged(); } } @Override public void addContentView(View view, ViewGroup.LayoutParams params) { if (mContentParent == null) { installDecor(); } if (hasFeature(FEATURE_CONTENT_TRANSITIONS)) { // TODO Augment the scenes/transitions API to support this. Log.v(TAG, "addContentView does not support content transitions"); } mContentParent.addView(view, params); final Callback cb = getCallback(); if (cb != null && !isDestroyed()) { cb.onContentChanged(); } } private void transitionTo(Scene scene) { if (mContentScene == null) { scene.enter(); } else { mTransitionManager.transitionTo(scene); } mContentScene = scene; } @Override public View getCurrentFocus() { return mDecor != null ? mDecor.findFocus() : null; } @Override public void takeSurface(SurfaceHolder.Callback2 callback) { mTakeSurfaceCallback = callback; } public void takeInputQueue(InputQueue.Callback callback) { mTakeInputQueueCallback = callback; } @Override public boolean isFloating() { return mIsFloating; } /** * Return a LayoutInflater instance that can be used to inflate XML view layout * resources for use in this Window. * * @return LayoutInflater The shared LayoutInflater. */ @Override public LayoutInflater getLayoutInflater() { return mLayoutInflater; } @Override public void setTitle(CharSequence title) { if (mTitleView != null) { mTitleView.setText(title); } else if (mDecorContentParent != null) { mDecorContentParent.setWindowTitle(title); } mTitle = title; } @Override @Deprecated public void setTitleColor(int textColor) { if (mTitleView != null) { mTitleView.setTextColor(textColor); } mTitleColor = textColor; } /** * Prepares the panel to either be opened or chorded. This creates the Menu * instance for the panel and populates it via the Activity callbacks. * * @param st The panel state to prepare. * @param event The event that triggered the preparing of the panel. * @return Whether the panel was prepared. If the panel should not be shown, * returns false. */ public final boolean preparePanel(PanelFeatureState st, KeyEvent event) { if (isDestroyed()) { return false; } // Already prepared (isPrepared will be reset to false later) if (st.isPrepared) { return true; } if ((mPreparedPanel != null) && (mPreparedPanel != st)) { // Another Panel is prepared and possibly open, so close it closePanel(mPreparedPanel, false); } final Callback cb = getCallback(); if (cb != null) { st.createdPanelView = cb.onCreatePanelView(st.featureId); } final boolean isActionBarMenu = (st.featureId == FEATURE_OPTIONS_PANEL || st.featureId == FEATURE_ACTION_BAR); if (isActionBarMenu && mDecorContentParent != null) { // Enforce ordering guarantees around events so that the action bar never // dispatches menu-related events before the panel is prepared. mDecorContentParent.setMenuPrepared(); } if (st.createdPanelView == null) { // Init the panel state's menu--return false if init failed if (st.menu == null || st.refreshMenuContent) { if (st.menu == null) { if (!initializePanelMenu(st) || (st.menu == null)) { return false; } } if (isActionBarMenu && mDecorContentParent != null) { if (mActionMenuPresenterCallback == null) { mActionMenuPresenterCallback = new ActionMenuPresenterCallback(); } mDecorContentParent.setMenu(st.menu, mActionMenuPresenterCallback); } // Call callback, and return if it doesn't want to display menu. // Creating the panel menu will involve a lot of manipulation; // don't dispatch change events to presenters until we're done. st.menu.stopDispatchingItemsChanged(); if ((cb == null) || !cb.onCreatePanelMenu(st.featureId, st.menu)) { // Ditch the menu created above st.setMenu(null); if (isActionBarMenu && mDecorContentParent != null) { // Don't show it in the action bar either mDecorContentParent.setMenu(null, mActionMenuPresenterCallback); } return false; } st.refreshMenuContent = false; } // Callback and return if the callback does not want to show the menu // Preparing the panel menu can involve a lot of manipulation; // don't dispatch change events to presenters until we're done. st.menu.stopDispatchingItemsChanged(); // Restore action view state before we prepare. This gives apps // an opportunity to override frozen/restored state in onPrepare. if (st.frozenActionViewState != null) { st.menu.restoreActionViewStates(st.frozenActionViewState); st.frozenActionViewState = null; } if (!cb.onPreparePanel(st.featureId, st.createdPanelView, st.menu)) { if (isActionBarMenu && mDecorContentParent != null) { // The app didn't want to show the menu for now but it still exists. // Clear it out of the action bar. mDecorContentParent.setMenu(null, mActionMenuPresenterCallback); } st.menu.startDispatchingItemsChanged(); return false; } // Set the proper keymap KeyCharacterMap kmap = KeyCharacterMap.load( event != null ? event.getDeviceId() : KeyCharacterMap.VIRTUAL_KEYBOARD); st.qwertyMode = kmap.getKeyboardType() != KeyCharacterMap.NUMERIC; st.menu.setQwertyMode(st.qwertyMode); st.menu.startDispatchingItemsChanged(); } // Set other state st.isPrepared = true; st.isHandled = false; mPreparedPanel = st; return true; } @Override public void onConfigurationChanged(Configuration newConfig) { // Action bars handle their own menu state if (mDecorContentParent == null) { PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, false); if ((st != null) && (st.menu != null)) { if (st.isOpen) { // Freeze state final Bundle state = new Bundle(); if (st.iconMenuPresenter != null) { st.iconMenuPresenter.saveHierarchyState(state); } if (st.listMenuPresenter != null) { st.listMenuPresenter.saveHierarchyState(state); } // Remove the menu views since they need to be recreated // according to the new configuration clearMenuViews(st); // Re-open the same menu reopenMenu(false); // Restore state if (st.iconMenuPresenter != null) { st.iconMenuPresenter.restoreHierarchyState(state); } if (st.listMenuPresenter != null) { st.listMenuPresenter.restoreHierarchyState(state); } } else { // Clear menu views so on next menu opening, it will use // the proper layout clearMenuViews(st); } } } } private static void clearMenuViews(PanelFeatureState st) { // This can be called on config changes, so we should make sure // the views will be reconstructed based on the new orientation, etc. // Allow the callback to create a new panel view st.createdPanelView = null; // Causes the decor view to be recreated st.refreshDecorView = true; st.clearMenuPresenters(); } @Override public final void openPanel(int featureId, KeyEvent event) { if (featureId == FEATURE_OPTIONS_PANEL && mDecorContentParent != null && mDecorContentParent.canShowOverflowMenu() && !ViewConfiguration.get(getContext()).hasPermanentMenuKey()) { mDecorContentParent.showOverflowMenu(); } else { openPanel(getPanelState(featureId, true), event); } } private void openPanel(final PanelFeatureState st, KeyEvent event) { // System.out.println("Open panel: isOpen=" + st.isOpen); // Already open, return if (st.isOpen || isDestroyed()) { return; } // Don't open an options panel for honeycomb apps on xlarge devices. // (The app should be using an action bar for menu items.) if (st.featureId == FEATURE_OPTIONS_PANEL) { Context context = getContext(); Configuration config = context.getResources().getConfiguration(); boolean isXLarge = (config.screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) == Configuration.SCREENLAYOUT_SIZE_XLARGE; boolean isHoneycombApp = context.getApplicationInfo().targetSdkVersion >= android.os.Build.VERSION_CODES.HONEYCOMB; if (isXLarge && isHoneycombApp) { return; } } Callback cb = getCallback(); if ((cb != null) && (!cb.onMenuOpened(st.featureId, st.menu))) { // Callback doesn't want the menu to open, reset any state closePanel(st, true); return; } final WindowManager wm = getWindowManager(); if (wm == null) { return; } // Prepare panel (should have been done before, but just in case) if (!preparePanel(st, event)) { return; } int width = WRAP_CONTENT; if (st.decorView == null || st.refreshDecorView) { if (st.decorView == null) { // Initialize the panel decor, this will populate st.decorView if (!initializePanelDecor(st) || (st.decorView == null)) return; } else if (st.refreshDecorView && (st.decorView.getChildCount() > 0)) { // Decor needs refreshing, so remove its views st.decorView.removeAllViews(); } // This will populate st.shownPanelView if (!initializePanelContent(st) || !st.hasPanelItems()) { return; } ViewGroup.LayoutParams lp = st.shownPanelView.getLayoutParams(); if (lp == null) { lp = new ViewGroup.LayoutParams(WRAP_CONTENT, WRAP_CONTENT); } int backgroundResId; if (lp.width == ViewGroup.LayoutParams.MATCH_PARENT) { // If the contents is fill parent for the width, set the // corresponding background backgroundResId = st.fullBackground; width = MATCH_PARENT; } else { // Otherwise, set the normal panel background backgroundResId = st.background; } st.decorView.setWindowBackground(getContext().getDrawable( backgroundResId)); ViewParent shownPanelParent = st.shownPanelView.getParent(); if (shownPanelParent != null && shownPanelParent instanceof ViewGroup) { ((ViewGroup) shownPanelParent).removeView(st.shownPanelView); } st.decorView.addView(st.shownPanelView, lp); /* * Give focus to the view, if it or one of its children does not * already have it. */ if (!st.shownPanelView.hasFocus()) { st.shownPanelView.requestFocus(); } } else if (!st.isInListMode()) { width = MATCH_PARENT; } else if (st.createdPanelView != null) { // If we already had a panel view, carry width=MATCH_PARENT through // as we did above when it was created. ViewGroup.LayoutParams lp = st.createdPanelView.getLayoutParams(); if (lp != null && lp.width == ViewGroup.LayoutParams.MATCH_PARENT) { width = MATCH_PARENT; } } st.isHandled = false; WindowManager.LayoutParams lp = new WindowManager.LayoutParams( width, WRAP_CONTENT, st.x, st.y, WindowManager.LayoutParams.TYPE_APPLICATION_ATTACHED_DIALOG, WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH, st.decorView.mDefaultOpacity); if (st.isCompact) { lp.gravity = getOptionsPanelGravity(); sRotationWatcher.addWindow(this); } else { lp.gravity = st.gravity; } lp.windowAnimations = st.windowAnimations; wm.addView(st.decorView, lp); st.isOpen = true; // Log.v(TAG, "Adding main menu to window manager."); } @Override public final void closePanel(int featureId) { if (featureId == FEATURE_OPTIONS_PANEL && mDecorContentParent != null && mDecorContentParent.canShowOverflowMenu() && !ViewConfiguration.get(getContext()).hasPermanentMenuKey()) { mDecorContentParent.hideOverflowMenu(); } else if (featureId == FEATURE_CONTEXT_MENU) { closeContextMenu(); } else { closePanel(getPanelState(featureId, true), true); } } /** * Closes the given panel. * * @param st The panel to be closed. * @param doCallback Whether to notify the callback that the panel was * closed. If the panel is in the process of re-opening or * opening another panel (e.g., menu opening a sub menu), the * callback should not happen and this variable should be false. * In addition, this method internally will only perform the * callback if the panel is open. */ public final void closePanel(PanelFeatureState st, boolean doCallback) { // System.out.println("Close panel: isOpen=" + st.isOpen); if (doCallback && st.featureId == FEATURE_OPTIONS_PANEL && mDecorContentParent != null && mDecorContentParent.isOverflowMenuShowing()) { checkCloseActionMenu(st.menu); return; } final ViewManager wm = getWindowManager(); if ((wm != null) && st.isOpen) { if (st.decorView != null) { wm.removeView(st.decorView); // Log.v(TAG, "Removing main menu from window manager."); if (st.isCompact) { sRotationWatcher.removeWindow(this); } } if (doCallback) { callOnPanelClosed(st.featureId, st, null); } } st.isPrepared = false; st.isHandled = false; st.isOpen = false; // This view is no longer shown, so null it out st.shownPanelView = null; if (st.isInExpandedMode) { // Next time the menu opens, it should not be in expanded mode, so // force a refresh of the decor st.refreshDecorView = true; st.isInExpandedMode = false; } if (mPreparedPanel == st) { mPreparedPanel = null; mPanelChordingKey = 0; } } void checkCloseActionMenu(Menu menu) { if (mClosingActionMenu) { return; } mClosingActionMenu = true; mDecorContentParent.dismissPopups(); Callback cb = getCallback(); if (cb != null && !isDestroyed()) { cb.onPanelClosed(FEATURE_ACTION_BAR, menu); } mClosingActionMenu = false; } @Override public final void togglePanel(int featureId, KeyEvent event) { PanelFeatureState st = getPanelState(featureId, true); if (st.isOpen) { closePanel(st, true); } else { openPanel(st, event); } } @Override public void invalidatePanelMenu(int featureId) { mInvalidatePanelMenuFeatures |= 1 << featureId; if (!mInvalidatePanelMenuPosted && mDecor != null) { mDecor.postOnAnimation(mInvalidatePanelMenuRunnable); mInvalidatePanelMenuPosted = true; } } void doPendingInvalidatePanelMenu() { if (mInvalidatePanelMenuPosted) { mDecor.removeCallbacks(mInvalidatePanelMenuRunnable); mInvalidatePanelMenuRunnable.run(); } } void doInvalidatePanelMenu(int featureId) { PanelFeatureState st = getPanelState(featureId, true); Bundle savedActionViewStates = null; if (st.menu != null) { savedActionViewStates = new Bundle(); st.menu.saveActionViewStates(savedActionViewStates); if (savedActionViewStates.size() > 0) { st.frozenActionViewState = savedActionViewStates; } // This will be started again when the panel is prepared. st.menu.stopDispatchingItemsChanged(); st.menu.clear(); } st.refreshMenuContent = true; st.refreshDecorView = true; // Prepare the options panel if we have an action bar if ((featureId == FEATURE_ACTION_BAR || featureId == FEATURE_OPTIONS_PANEL) && mDecorContentParent != null) { st = getPanelState(Window.FEATURE_OPTIONS_PANEL, false); if (st != null) { st.isPrepared = false; preparePanel(st, null); } } } /** * Called when the panel key is pushed down. * @param featureId The feature ID of the relevant panel (defaults to FEATURE_OPTIONS_PANEL}. * @param event The key event. * @return Whether the key was handled. */ public final boolean onKeyDownPanel(int featureId, KeyEvent event) { final int keyCode = event.getKeyCode(); if (event.getRepeatCount() == 0) { // The panel key was pushed, so set the chording key mPanelChordingKey = keyCode; PanelFeatureState st = getPanelState(featureId, true); if (!st.isOpen) { return preparePanel(st, event); } } return false; } /** * Called when the panel key is released. * @param featureId The feature ID of the relevant panel (defaults to FEATURE_OPTIONS_PANEL}. * @param event The key event. */ public final void onKeyUpPanel(int featureId, KeyEvent event) { // The panel key was released, so clear the chording key if (mPanelChordingKey != 0) { mPanelChordingKey = 0; if (event.isCanceled() || (mDecor != null && mDecor.mActionMode != null)) { return; } boolean playSoundEffect = false; final PanelFeatureState st = getPanelState(featureId, true); if (featureId == FEATURE_OPTIONS_PANEL && mDecorContentParent != null && mDecorContentParent.canShowOverflowMenu() && !ViewConfiguration.get(getContext()).hasPermanentMenuKey()) { if (!mDecorContentParent.isOverflowMenuShowing()) { if (!isDestroyed() && preparePanel(st, event)) { playSoundEffect = mDecorContentParent.showOverflowMenu(); } } else { playSoundEffect = mDecorContentParent.hideOverflowMenu(); } } else { if (st.isOpen || st.isHandled) { // Play the sound effect if the user closed an open menu (and not if // they just released a menu shortcut) playSoundEffect = st.isOpen; // Close menu closePanel(st, true); } else if (st.isPrepared) { boolean show = true; if (st.refreshMenuContent) { // Something may have invalidated the menu since we prepared it. // Re-prepare it to refresh. st.isPrepared = false; show = preparePanel(st, event); } if (show) { // Write 'menu opened' to event log EventLog.writeEvent(50001, 0); // Show menu openPanel(st, event); playSoundEffect = true; } } } if (playSoundEffect) { AudioManager audioManager = (AudioManager) getContext().getSystemService( Context.AUDIO_SERVICE); if (audioManager != null) { audioManager.playSoundEffect(AudioManager.FX_KEY_CLICK); } else { Log.w(TAG, "Couldn't get audio manager"); } } } } @Override public final void closeAllPanels() { final ViewManager wm = getWindowManager(); if (wm == null) { return; } final PanelFeatureState[] panels = mPanels; final int N = panels != null ? panels.length : 0; for (int i = 0; i < N; i++) { final PanelFeatureState panel = panels[i]; if (panel != null) { closePanel(panel, true); } } closeContextMenu(); } /** * Closes the context menu. This notifies the menu logic of the close, along * with dismissing it from the UI. */ private synchronized void closeContextMenu() { if (mContextMenu != null) { mContextMenu.close(); dismissContextMenu(); } } /** * Dismisses just the context menu UI. To close the context menu, use * {@link #closeContextMenu()}. */ private synchronized void dismissContextMenu() { mContextMenu = null; if (mContextMenuHelper != null) { mContextMenuHelper.dismiss(); mContextMenuHelper = null; } } @Override public boolean performPanelShortcut(int featureId, int keyCode, KeyEvent event, int flags) { return performPanelShortcut(getPanelState(featureId, true), keyCode, event, flags); } private boolean performPanelShortcut(PanelFeatureState st, int keyCode, KeyEvent event, int flags) { if (event.isSystem() || (st == null)) { return false; } boolean handled = false; // Only try to perform menu shortcuts if preparePanel returned true (possible false // return value from application not wanting to show the menu). if ((st.isPrepared || preparePanel(st, event)) && st.menu != null) { // The menu is prepared now, perform the shortcut on it handled = st.menu.performShortcut(keyCode, event, flags); } if (handled) { // Mark as handled st.isHandled = true; // Only close down the menu if we don't have an action bar keeping it open. if ((flags & Menu.FLAG_PERFORM_NO_CLOSE) == 0 && mDecorContentParent == null) { closePanel(st, true); } } return handled; } @Override public boolean performPanelIdentifierAction(int featureId, int id, int flags) { PanelFeatureState st = getPanelState(featureId, true); if (!preparePanel(st, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MENU))) { return false; } if (st.menu == null) { return false; } boolean res = st.menu.performIdentifierAction(id, flags); // Only close down the menu if we don't have an action bar keeping it open. if (mDecorContentParent == null) { closePanel(st, true); } return res; } public PanelFeatureState findMenuPanel(Menu menu) { final PanelFeatureState[] panels = mPanels; final int N = panels != null ? panels.length : 0; for (int i = 0; i < N; i++) { final PanelFeatureState panel = panels[i]; if (panel != null && panel.menu == menu) { return panel; } } return null; } public boolean onMenuItemSelected(MenuBuilder menu, MenuItem item) { final Callback cb = getCallback(); if (cb != null && !isDestroyed()) { final PanelFeatureState panel = findMenuPanel(menu.getRootMenu()); if (panel != null) { return cb.onMenuItemSelected(panel.featureId, item); } } return false; } public void onMenuModeChange(MenuBuilder menu) { reopenMenu(true); } private void reopenMenu(boolean toggleMenuMode) { if (mDecorContentParent != null && mDecorContentParent.canShowOverflowMenu() && (!ViewConfiguration.get(getContext()).hasPermanentMenuKey() || mDecorContentParent.isOverflowMenuShowPending())) { final Callback cb = getCallback(); if (!mDecorContentParent.isOverflowMenuShowing() || !toggleMenuMode) { if (cb != null && !isDestroyed()) { // If we have a menu invalidation pending, do it now. if (mInvalidatePanelMenuPosted && (mInvalidatePanelMenuFeatures & (1 << FEATURE_OPTIONS_PANEL)) != 0) { mDecor.removeCallbacks(mInvalidatePanelMenuRunnable); mInvalidatePanelMenuRunnable.run(); } final PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, true); // If we don't have a menu or we're waiting for a full content refresh, // forget it. This is a lingering event that no longer matters. if (st.menu != null && !st.refreshMenuContent && cb.onPreparePanel(FEATURE_OPTIONS_PANEL, st.createdPanelView, st.menu)) { cb.onMenuOpened(FEATURE_ACTION_BAR, st.menu); mDecorContentParent.showOverflowMenu(); } } } else { mDecorContentParent.hideOverflowMenu(); if (cb != null && !isDestroyed()) { final PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, true); cb.onPanelClosed(FEATURE_ACTION_BAR, st.menu); } } return; } PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, true); // Save the future expanded mode state since closePanel will reset it boolean newExpandedMode = toggleMenuMode ? !st.isInExpandedMode : st.isInExpandedMode; st.refreshDecorView = true; closePanel(st, false); // Set the expanded mode state st.isInExpandedMode = newExpandedMode; openPanel(st, null); } /** * Initializes the menu associated with the given panel feature state. You * must at the very least set PanelFeatureState.menu to the Menu to be * associated with the given panel state. The default implementation creates * a new menu for the panel state. * * @param st The panel whose menu is being initialized. * @return Whether the initialization was successful. */ protected boolean initializePanelMenu(final PanelFeatureState st) { Context context = getContext(); // If we have an action bar, initialize the menu with the right theme. if ((st.featureId == FEATURE_OPTIONS_PANEL || st.featureId == FEATURE_ACTION_BAR) && mDecorContentParent != null) { final TypedValue outValue = new TypedValue(); final Theme baseTheme = context.getTheme(); baseTheme.resolveAttribute(R.attr.actionBarTheme, outValue, true); Theme widgetTheme = null; if (outValue.resourceId != 0) { widgetTheme = context.getResources().newTheme(); widgetTheme.setTo(baseTheme); widgetTheme.applyStyle(outValue.resourceId, true); widgetTheme.resolveAttribute( R.attr.actionBarWidgetTheme, outValue, true); } else { baseTheme.resolveAttribute( R.attr.actionBarWidgetTheme, outValue, true); } if (outValue.resourceId != 0) { if (widgetTheme == null) { widgetTheme = context.getResources().newTheme(); widgetTheme.setTo(baseTheme); } widgetTheme.applyStyle(outValue.resourceId, true); } if (widgetTheme != null) { context = new ContextThemeWrapper(context, 0); context.getTheme().setTo(widgetTheme); } } final MenuBuilder menu = new MenuBuilder(context); menu.setCallback(this); st.setMenu(menu); return true; } /** * Perform initial setup of a panel. This should at the very least set the * style information in the PanelFeatureState and must set * PanelFeatureState.decor to the panel's window decor view. * * @param st The panel being initialized. */ protected boolean initializePanelDecor(PanelFeatureState st) { st.decorView = new DecorView(getContext(), st.featureId); st.gravity = Gravity.CENTER | Gravity.BOTTOM; st.setStyle(getContext()); TypedArray a = getContext().obtainStyledAttributes(null, R.styleable.Window, 0, st.listPresenterTheme); final float elevation = a.getDimension(R.styleable.Window_windowElevation, 0); if (elevation != 0) { st.decorView.setElevation(elevation); } a.recycle(); return true; } /** * Determine the gravity value for the options panel. This can * differ in compact mode. * * @return gravity value to use for the panel window */ private int getOptionsPanelGravity() { try { return WindowManagerHolder.sWindowManager.getPreferredOptionsPanelGravity(); } catch (RemoteException ex) { Log.e(TAG, "Couldn't getOptionsPanelGravity; using default", ex); return Gravity.CENTER | Gravity.BOTTOM; } } void onOptionsPanelRotationChanged() { final PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, false); if (st == null) return; final WindowManager.LayoutParams lp = st.decorView != null ? (WindowManager.LayoutParams) st.decorView.getLayoutParams() : null; if (lp != null) { lp.gravity = getOptionsPanelGravity(); final ViewManager wm = getWindowManager(); if (wm != null) { wm.updateViewLayout(st.decorView, lp); } } } /** * Initializes the panel associated with the panel feature state. You must * at the very least set PanelFeatureState.panel to the View implementing * its contents. The default implementation gets the panel from the menu. * * @param st The panel state being initialized. * @return Whether the initialization was successful. */ protected boolean initializePanelContent(PanelFeatureState st) { if (st.createdPanelView != null) { st.shownPanelView = st.createdPanelView; return true; } if (st.menu == null) { return false; } if (mPanelMenuPresenterCallback == null) { mPanelMenuPresenterCallback = new PanelMenuPresenterCallback(); } MenuView menuView = st.isInListMode() ? st.getListMenuView(getContext(), mPanelMenuPresenterCallback) : st.getIconMenuView(getContext(), mPanelMenuPresenterCallback); st.shownPanelView = (View) menuView; if (st.shownPanelView != null) { // Use the menu View's default animations if it has any final int defaultAnimations = menuView.getWindowAnimations(); if (defaultAnimations != 0) { st.windowAnimations = defaultAnimations; } return true; } else { return false; } } @Override public boolean performContextMenuIdentifierAction(int id, int flags) { return (mContextMenu != null) ? mContextMenu.performIdentifierAction(id, flags) : false; } @Override public final void setBackgroundDrawable(Drawable drawable) { if (drawable != mBackgroundDrawable || mBackgroundResource != 0) { mBackgroundResource = 0; mBackgroundDrawable = drawable; if (mDecor != null) { mDecor.setWindowBackground(drawable); } if (mBackgroundFallbackResource != 0) { mDecor.setBackgroundFallback(drawable != null ? 0 : mBackgroundFallbackResource); } } } @Override public final void setFeatureDrawableResource(int featureId, int resId) { if (resId != 0) { DrawableFeatureState st = getDrawableState(featureId, true); if (st.resid != resId) { st.resid = resId; st.uri = null; st.local = getContext().getDrawable(resId); updateDrawable(featureId, st, false); } } else { setFeatureDrawable(featureId, null); } } @Override public final void setFeatureDrawableUri(int featureId, Uri uri) { if (uri != null) { DrawableFeatureState st = getDrawableState(featureId, true); if (st.uri == null || !st.uri.equals(uri)) { st.resid = 0; st.uri = uri; st.local = loadImageURI(uri); updateDrawable(featureId, st, false); } } else { setFeatureDrawable(featureId, null); } } @Override public final void setFeatureDrawable(int featureId, Drawable drawable) { DrawableFeatureState st = getDrawableState(featureId, true); st.resid = 0; st.uri = null; if (st.local != drawable) { st.local = drawable; updateDrawable(featureId, st, false); } } @Override public void setFeatureDrawableAlpha(int featureId, int alpha) { DrawableFeatureState st = getDrawableState(featureId, true); if (st.alpha != alpha) { st.alpha = alpha; updateDrawable(featureId, st, false); } } protected final void setFeatureDefaultDrawable(int featureId, Drawable drawable) { DrawableFeatureState st = getDrawableState(featureId, true); if (st.def != drawable) { st.def = drawable; updateDrawable(featureId, st, false); } } @Override public final void setFeatureInt(int featureId, int value) { // XXX Should do more management (as with drawable features) to // deal with interactions between multiple window policies. updateInt(featureId, value, false); } /** * Update the state of a drawable feature. This should be called, for every * drawable feature supported, as part of onActive(), to make sure that the * contents of a containing window is properly updated. * * @see #onActive * @param featureId The desired drawable feature to change. * @param fromActive Always true when called from onActive(). */ protected final void updateDrawable(int featureId, boolean fromActive) { final DrawableFeatureState st = getDrawableState(featureId, false); if (st != null) { updateDrawable(featureId, st, fromActive); } } /** * Called when a Drawable feature changes, for the window to update its * graphics. * * @param featureId The feature being changed. * @param drawable The new Drawable to show, or null if none. * @param alpha The new alpha blending of the Drawable. */ protected void onDrawableChanged(int featureId, Drawable drawable, int alpha) { ImageView view; if (featureId == FEATURE_LEFT_ICON) { view = getLeftIconView(); } else if (featureId == FEATURE_RIGHT_ICON) { view = getRightIconView(); } else { return; } if (drawable != null) { drawable.setAlpha(alpha); view.setImageDrawable(drawable); view.setVisibility(View.VISIBLE); } else { view.setVisibility(View.GONE); } } /** * Called when an int feature changes, for the window to update its * graphics. * * @param featureId The feature being changed. * @param value The new integer value. */ protected void onIntChanged(int featureId, int value) { if (featureId == FEATURE_PROGRESS || featureId == FEATURE_INDETERMINATE_PROGRESS) { updateProgressBars(value); } else if (featureId == FEATURE_CUSTOM_TITLE) { FrameLayout titleContainer = (FrameLayout) findViewById(R.id.title_container); if (titleContainer != null) { mLayoutInflater.inflate(value, titleContainer); } } } /** * Updates the progress bars that are shown in the title bar. * * @param value Can be one of {@link Window#PROGRESS_VISIBILITY_ON}, * {@link Window#PROGRESS_VISIBILITY_OFF}, * {@link Window#PROGRESS_INDETERMINATE_ON}, * {@link Window#PROGRESS_INDETERMINATE_OFF}, or a value * starting at {@link Window#PROGRESS_START} through * {@link Window#PROGRESS_END} for setting the default * progress (if {@link Window#PROGRESS_END} is given, * the progress bar widgets in the title will be hidden after an * animation), a value between * {@link Window#PROGRESS_SECONDARY_START} - * {@link Window#PROGRESS_SECONDARY_END} for the * secondary progress (if * {@link Window#PROGRESS_SECONDARY_END} is given, the * progress bar widgets will still be shown with the secondary * progress bar will be completely filled in.) */ private void updateProgressBars(int value) { ProgressBar circularProgressBar = getCircularProgressBar(true); ProgressBar horizontalProgressBar = getHorizontalProgressBar(true); final int features = getLocalFeatures(); if (value == PROGRESS_VISIBILITY_ON) { if ((features & (1 << FEATURE_PROGRESS)) != 0) { if (horizontalProgressBar != null) { int level = horizontalProgressBar.getProgress(); int visibility = (horizontalProgressBar.isIndeterminate() || level < 10000) ? View.VISIBLE : View.INVISIBLE; horizontalProgressBar.setVisibility(visibility); } else { Log.e(TAG, "Horizontal progress bar not located in current window decor"); } } if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0) { if (circularProgressBar != null) { circularProgressBar.setVisibility(View.VISIBLE); } else { Log.e(TAG, "Circular progress bar not located in current window decor"); } } } else if (value == PROGRESS_VISIBILITY_OFF) { if ((features & (1 << FEATURE_PROGRESS)) != 0) { if (horizontalProgressBar != null) { horizontalProgressBar.setVisibility(View.GONE); } else { Log.e(TAG, "Horizontal progress bar not located in current window decor"); } } if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0) { if (circularProgressBar != null) { circularProgressBar.setVisibility(View.GONE); } else { Log.e(TAG, "Circular progress bar not located in current window decor"); } } } else if (value == PROGRESS_INDETERMINATE_ON) { if (horizontalProgressBar != null) { horizontalProgressBar.setIndeterminate(true); } else { Log.e(TAG, "Horizontal progress bar not located in current window decor"); } } else if (value == PROGRESS_INDETERMINATE_OFF) { if (horizontalProgressBar != null) { horizontalProgressBar.setIndeterminate(false); } else { Log.e(TAG, "Horizontal progress bar not located in current window decor"); } } else if (PROGRESS_START <= value && value <= PROGRESS_END) { // We want to set the progress value before testing for visibility // so that when the progress bar becomes visible again, it has the // correct level. if (horizontalProgressBar != null) { horizontalProgressBar.setProgress(value - PROGRESS_START); } else { Log.e(TAG, "Horizontal progress bar not located in current window decor"); } if (value < PROGRESS_END) { showProgressBars(horizontalProgressBar, circularProgressBar); } else { hideProgressBars(horizontalProgressBar, circularProgressBar); } } else if (PROGRESS_SECONDARY_START <= value && value <= PROGRESS_SECONDARY_END) { if (horizontalProgressBar != null) { horizontalProgressBar.setSecondaryProgress(value - PROGRESS_SECONDARY_START); } else { Log.e(TAG, "Horizontal progress bar not located in current window decor"); } showProgressBars(horizontalProgressBar, circularProgressBar); } } private void showProgressBars(ProgressBar horizontalProgressBar, ProgressBar spinnyProgressBar) { final int features = getLocalFeatures(); if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0 && spinnyProgressBar != null && spinnyProgressBar.getVisibility() == View.INVISIBLE) { spinnyProgressBar.setVisibility(View.VISIBLE); } // Only show the progress bars if the primary progress is not complete if ((features & (1 << FEATURE_PROGRESS)) != 0 && horizontalProgressBar != null && horizontalProgressBar.getProgress() < 10000) { horizontalProgressBar.setVisibility(View.VISIBLE); } } private void hideProgressBars(ProgressBar horizontalProgressBar, ProgressBar spinnyProgressBar) { final int features = getLocalFeatures(); Animation anim = AnimationUtils.loadAnimation(getContext(), R.anim.fade_out); anim.setDuration(1000); if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0 && spinnyProgressBar != null && spinnyProgressBar.getVisibility() == View.VISIBLE) { spinnyProgressBar.startAnimation(anim); spinnyProgressBar.setVisibility(View.INVISIBLE); } if ((features & (1 << FEATURE_PROGRESS)) != 0 && horizontalProgressBar != null && horizontalProgressBar.getVisibility() == View.VISIBLE) { horizontalProgressBar.startAnimation(anim); horizontalProgressBar.setVisibility(View.INVISIBLE); } } @Override public void setIcon(int resId) { mIconRes = resId; mResourcesSetFlags |= FLAG_RESOURCE_SET_ICON; mResourcesSetFlags &= ~FLAG_RESOURCE_SET_ICON_FALLBACK; if (mDecorContentParent != null) { mDecorContentParent.setIcon(resId); } } @Override public void setDefaultIcon(int resId) { if ((mResourcesSetFlags & FLAG_RESOURCE_SET_ICON) != 0) { return; } mIconRes = resId; if (mDecorContentParent != null && (!mDecorContentParent.hasIcon() || (mResourcesSetFlags & FLAG_RESOURCE_SET_ICON_FALLBACK) != 0)) { if (resId != 0) { mDecorContentParent.setIcon(resId); mResourcesSetFlags &= ~FLAG_RESOURCE_SET_ICON_FALLBACK; } else { mDecorContentParent.setIcon( getContext().getPackageManager().getDefaultActivityIcon()); mResourcesSetFlags |= FLAG_RESOURCE_SET_ICON_FALLBACK; } } } @Override public void setLogo(int resId) { mLogoRes = resId; mResourcesSetFlags |= FLAG_RESOURCE_SET_LOGO; if (mDecorContentParent != null) { mDecorContentParent.setLogo(resId); } } @Override public void setDefaultLogo(int resId) { if ((mResourcesSetFlags & FLAG_RESOURCE_SET_LOGO) != 0) { return; } mLogoRes = resId; if (mDecorContentParent != null && !mDecorContentParent.hasLogo()) { mDecorContentParent.setLogo(resId); } } @Override public void setLocalFocus(boolean hasFocus, boolean inTouchMode) { getViewRootImpl().windowFocusChanged(hasFocus, inTouchMode); } @Override public void injectInputEvent(InputEvent event) { getViewRootImpl().dispatchInputEvent(event); } private ViewRootImpl getViewRootImpl() { if (mDecor != null) { ViewRootImpl viewRootImpl = mDecor.getViewRootImpl(); if (viewRootImpl != null) { return viewRootImpl; } } throw new IllegalStateException("view not added"); } /** * Request that key events come to this activity. Use this if your activity * has no views with focus, but the activity still wants a chance to process * key events. */ @Override public void takeKeyEvents(boolean get) { mDecor.setFocusable(get); } @Override public boolean superDispatchKeyEvent(KeyEvent event) { return mDecor.superDispatchKeyEvent(event); } @Override public boolean superDispatchKeyShortcutEvent(KeyEvent event) { return mDecor.superDispatchKeyShortcutEvent(event); } @Override public boolean superDispatchTouchEvent(MotionEvent event) { return mDecor.superDispatchTouchEvent(event); } @Override public boolean superDispatchTrackballEvent(MotionEvent event) { return mDecor.superDispatchTrackballEvent(event); } @Override public boolean superDispatchGenericMotionEvent(MotionEvent event) { return mDecor.superDispatchGenericMotionEvent(event); } /** * A key was pressed down and not handled by anything else in the window. * * @see #onKeyUp * @see android.view.KeyEvent */ protected boolean onKeyDown(int featureId, int keyCode, KeyEvent event) { /* **************************************************************************** * HOW TO DECIDE WHERE YOUR KEY HANDLING GOES. * * If your key handling must happen before the app gets a crack at the event, * it goes in PhoneWindowManager. * * If your key handling should happen in all windows, and does not depend on * the state of the current application, other than that the current * application can override the behavior by handling the event itself, it * should go in PhoneFallbackEventHandler. * * Only if your handling depends on the window, and the fact that it has * a DecorView, should it go here. * ****************************************************************************/ final KeyEvent.DispatcherState dispatcher = mDecor != null ? mDecor.getKeyDispatcherState() : null; //Log.i(TAG, "Key down: repeat=" + event.getRepeatCount() // + " flags=0x" + Integer.toHexString(event.getFlags())); switch (keyCode) { case KeyEvent.KEYCODE_VOLUME_UP: case KeyEvent.KEYCODE_VOLUME_DOWN: { int direction = keyCode == KeyEvent.KEYCODE_VOLUME_UP ? AudioManager.ADJUST_RAISE : AudioManager.ADJUST_LOWER; // If we have a session send it the volume command, otherwise // use the suggested stream. if (mMediaController != null) { mMediaController.adjustVolume(direction, AudioManager.FLAG_SHOW_UI); } else { MediaSessionLegacyHelper.getHelper(getContext()).sendAdjustVolumeBy( mVolumeControlStreamType, direction, AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_VIBRATE); } return true; } case KeyEvent.KEYCODE_VOLUME_MUTE: { getAudioManager().handleKeyDown(event, mVolumeControlStreamType); return true; } // These are all the recognized media key codes in // KeyEvent.isMediaKey() case KeyEvent.KEYCODE_MEDIA_PLAY: case KeyEvent.KEYCODE_MEDIA_PAUSE: case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE: case KeyEvent.KEYCODE_MUTE: case KeyEvent.KEYCODE_HEADSETHOOK: case KeyEvent.KEYCODE_MEDIA_STOP: case KeyEvent.KEYCODE_MEDIA_NEXT: case KeyEvent.KEYCODE_MEDIA_PREVIOUS: case KeyEvent.KEYCODE_MEDIA_REWIND: case KeyEvent.KEYCODE_MEDIA_RECORD: case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD: { if (mMediaController != null) { if (mMediaController.dispatchMediaButtonEvent(event)) { return true; } } return false; } case KeyEvent.KEYCODE_MENU: { onKeyDownPanel((featureId < 0) ? FEATURE_OPTIONS_PANEL : featureId, event); return true; } case KeyEvent.KEYCODE_BACK: { if (event.getRepeatCount() > 0) break; if (featureId < 0) break; // Currently don't do anything with long press. if (dispatcher != null) { dispatcher.startTracking(event, this); } return true; } } return false; } private KeyguardManager getKeyguardManager() { if (mKeyguardManager == null) { mKeyguardManager = (KeyguardManager) getContext().getSystemService( Context.KEYGUARD_SERVICE); } return mKeyguardManager; } AudioManager getAudioManager() { if (mAudioManager == null) { mAudioManager = (AudioManager)getContext().getSystemService(Context.AUDIO_SERVICE); } return mAudioManager; } /** * A key was released and not handled by anything else in the window. * * @see #onKeyDown * @see android.view.KeyEvent */ protected boolean onKeyUp(int featureId, int keyCode, KeyEvent event) { final KeyEvent.DispatcherState dispatcher = mDecor != null ? mDecor.getKeyDispatcherState() : null; if (dispatcher != null) { dispatcher.handleUpEvent(event); } //Log.i(TAG, "Key up: repeat=" + event.getRepeatCount() // + " flags=0x" + Integer.toHexString(event.getFlags())); switch (keyCode) { case KeyEvent.KEYCODE_VOLUME_UP: case KeyEvent.KEYCODE_VOLUME_DOWN: { // If we have a session send it the volume command, otherwise // use the suggested stream. if (mMediaController != null) { mMediaController.adjustVolume(0, AudioManager.FLAG_PLAY_SOUND | AudioManager.FLAG_VIBRATE); } else { MediaSessionLegacyHelper.getHelper(getContext()).sendAdjustVolumeBy( mVolumeControlStreamType, 0, AudioManager.FLAG_PLAY_SOUND | AudioManager.FLAG_VIBRATE); } return true; } case KeyEvent.KEYCODE_VOLUME_MUTE: { // Similar code is in PhoneFallbackEventHandler in case the window // doesn't have one of these. In this case, we execute it here and // eat the event instead, because we have mVolumeControlStreamType // and they don't. getAudioManager().handleKeyUp(event, mVolumeControlStreamType); return true; } // These are all the recognized media key codes in // KeyEvent.isMediaKey() case KeyEvent.KEYCODE_MEDIA_PLAY: case KeyEvent.KEYCODE_MEDIA_PAUSE: case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE: case KeyEvent.KEYCODE_MUTE: case KeyEvent.KEYCODE_HEADSETHOOK: case KeyEvent.KEYCODE_MEDIA_STOP: case KeyEvent.KEYCODE_MEDIA_NEXT: case KeyEvent.KEYCODE_MEDIA_PREVIOUS: case KeyEvent.KEYCODE_MEDIA_REWIND: case KeyEvent.KEYCODE_MEDIA_RECORD: case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD: { if (mMediaController != null) { if (mMediaController.dispatchMediaButtonEvent(event)) { return true; } } return false; } case KeyEvent.KEYCODE_MENU: { onKeyUpPanel(featureId < 0 ? FEATURE_OPTIONS_PANEL : featureId, event); return true; } case KeyEvent.KEYCODE_BACK: { if (featureId < 0) break; if (event.isTracking() && !event.isCanceled()) { if (featureId == FEATURE_OPTIONS_PANEL) { PanelFeatureState st = getPanelState(featureId, false); if (st != null && st.isInExpandedMode) { // If the user is in an expanded menu and hits back, it // should go back to the icon menu reopenMenu(true); return true; } } closePanel(featureId); return true; } break; } case KeyEvent.KEYCODE_SEARCH: { /* * Do this in onKeyUp since the Search key is also used for * chording quick launch shortcuts. */ if (getKeyguardManager().inKeyguardRestrictedInputMode()) { break; } if (event.isTracking() && !event.isCanceled()) { launchDefaultSearch(); } return true; } } return false; } @Override protected void onActive() { } @Override public final View getDecorView() { if (mDecor == null) { installDecor(); } return mDecor; } @Override public final View peekDecorView() { return mDecor; } static private final String FOCUSED_ID_TAG = "android:focusedViewId"; static private final String VIEWS_TAG = "android:views"; static private final String PANELS_TAG = "android:Panels"; static private final String ACTION_BAR_TAG = "android:ActionBar"; /** {@inheritDoc} */ @Override public Bundle saveHierarchyState() { Bundle outState = new Bundle(); if (mContentParent == null) { return outState; } SparseArray states = new SparseArray(); mContentParent.saveHierarchyState(states); outState.putSparseParcelableArray(VIEWS_TAG, states); // save the focused view id View focusedView = mContentParent.findFocus(); if (focusedView != null) { if (focusedView.getId() != View.NO_ID) { outState.putInt(FOCUSED_ID_TAG, focusedView.getId()); } else { if (false) { Log.d(TAG, "couldn't save which view has focus because the focused view " + focusedView + " has no id."); } } } // save the panels SparseArray panelStates = new SparseArray(); savePanelState(panelStates); if (panelStates.size() > 0) { outState.putSparseParcelableArray(PANELS_TAG, panelStates); } if (mDecorContentParent != null) { SparseArray actionBarStates = new SparseArray(); mDecorContentParent.saveToolbarHierarchyState(actionBarStates); outState.putSparseParcelableArray(ACTION_BAR_TAG, actionBarStates); } return outState; } /** {@inheritDoc} */ @Override public void restoreHierarchyState(Bundle savedInstanceState) { if (mContentParent == null) { return; } SparseArray savedStates = savedInstanceState.getSparseParcelableArray(VIEWS_TAG); if (savedStates != null) { mContentParent.restoreHierarchyState(savedStates); } // restore the focused view int focusedViewId = savedInstanceState.getInt(FOCUSED_ID_TAG, View.NO_ID); if (focusedViewId != View.NO_ID) { View needsFocus = mContentParent.findViewById(focusedViewId); if (needsFocus != null) { needsFocus.requestFocus(); } else { Log.w(TAG, "Previously focused view reported id " + focusedViewId + " during save, but can't be found during restore."); } } // restore the panels SparseArray panelStates = savedInstanceState.getSparseParcelableArray(PANELS_TAG); if (panelStates != null) { restorePanelState(panelStates); } if (mDecorContentParent != null) { SparseArray actionBarStates = savedInstanceState.getSparseParcelableArray(ACTION_BAR_TAG); if (actionBarStates != null) { doPendingInvalidatePanelMenu(); mDecorContentParent.restoreToolbarHierarchyState(actionBarStates); } else { Log.w(TAG, "Missing saved instance states for action bar views! " + "State will not be restored."); } } } /** * Invoked when the panels should freeze their state. * * @param icicles Save state into this. This is usually indexed by the * featureId. This will be given to {@link #restorePanelState} in the * future. */ private void savePanelState(SparseArray icicles) { PanelFeatureState[] panels = mPanels; if (panels == null) { return; } for (int curFeatureId = panels.length - 1; curFeatureId >= 0; curFeatureId--) { if (panels[curFeatureId] != null) { icicles.put(curFeatureId, panels[curFeatureId].onSaveInstanceState()); } } } /** * Invoked when the panels should thaw their state from a previously frozen state. * * @param icicles The state saved by {@link #savePanelState} that needs to be thawed. */ private void restorePanelState(SparseArray icicles) { PanelFeatureState st; int curFeatureId; for (int i = icicles.size() - 1; i >= 0; i--) { curFeatureId = icicles.keyAt(i); st = getPanelState(curFeatureId, false /* required */); if (st == null) { // The panel must not have been required, and is currently not around, skip it continue; } st.onRestoreInstanceState(icicles.get(curFeatureId)); invalidatePanelMenu(curFeatureId); } /* * Implementation note: call openPanelsAfterRestore later to actually open the * restored panels. */ } /** * Opens the panels that have had their state restored. This should be * called sometime after {@link #restorePanelState} when it is safe to add * to the window manager. */ private void openPanelsAfterRestore() { PanelFeatureState[] panels = mPanels; if (panels == null) { return; } PanelFeatureState st; for (int i = panels.length - 1; i >= 0; i--) { st = panels[i]; // We restore the panel if it was last open; we skip it if it // now is open, to avoid a race condition if the user immediately // opens it when we are resuming. if (st != null) { st.applyFrozenState(); if (!st.isOpen && st.wasLastOpen) { st.isInExpandedMode = st.wasLastExpanded; openPanel(st, null); } } } } private class PanelMenuPresenterCallback implements MenuPresenter.Callback { @Override public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) { final Menu parentMenu = menu.getRootMenu(); final boolean isSubMenu = parentMenu != menu; final PanelFeatureState panel = findMenuPanel(isSubMenu ? parentMenu : menu); if (panel != null) { if (isSubMenu) { callOnPanelClosed(panel.featureId, panel, parentMenu); closePanel(panel, true); } else { // Close the panel and only do the callback if the menu is being // closed completely, not if opening a sub menu closePanel(panel, allMenusAreClosing); } } } @Override public boolean onOpenSubMenu(MenuBuilder subMenu) { if (subMenu == null && hasFeature(FEATURE_ACTION_BAR)) { Callback cb = getCallback(); if (cb != null && !isDestroyed()) { cb.onMenuOpened(FEATURE_ACTION_BAR, subMenu); } } return true; } } private final class ActionMenuPresenterCallback implements MenuPresenter.Callback { @Override public boolean onOpenSubMenu(MenuBuilder subMenu) { Callback cb = getCallback(); if (cb != null) { cb.onMenuOpened(FEATURE_ACTION_BAR, subMenu); return true; } return false; } @Override public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) { checkCloseActionMenu(menu); } } private final class DecorView extends FrameLayout implements RootViewSurfaceTaker { /* package */int mDefaultOpacity = PixelFormat.OPAQUE; /** The feature ID of the panel, or -1 if this is the application's DecorView */ private final int mFeatureId; private final Rect mDrawingBounds = new Rect(); private final Rect mBackgroundPadding = new Rect(); private final Rect mFramePadding = new Rect(); private final Rect mFrameOffsets = new Rect(); private boolean mChanging; private Drawable mMenuBackground; private boolean mWatchingForMenu; private int mDownY; private ActionMode mActionMode; private ActionBarContextView mActionModeView; private PopupWindow mActionModePopup; private Runnable mShowActionModePopup; // View added at runtime to draw under the status bar area private View mStatusGuard; // View added at runtime to draw under the navigation bar area private View mNavigationGuard; private View mStatusColorView; private View mNavigationColorView; private final BackgroundFallback mBackgroundFallback = new BackgroundFallback(); private int mLastTopInset = 0; private int mLastBottomInset = 0; private int mLastRightInset = 0; public DecorView(Context context, int featureId) { super(context); mFeatureId = featureId; } public void setBackgroundFallback(int resId) { mBackgroundFallback.setDrawable(resId != 0 ? getContext().getDrawable(resId) : null); setWillNotDraw(getBackground() == null && !mBackgroundFallback.hasFallback()); } @Override public void onDraw(Canvas c) { super.onDraw(c); mBackgroundFallback.draw(mContentRoot, c, mContentParent); } @Override public boolean dispatchKeyEvent(KeyEvent event) { final int keyCode = event.getKeyCode(); final int action = event.getAction(); final boolean isDown = action == KeyEvent.ACTION_DOWN; if (isDown && (event.getRepeatCount() == 0)) { // First handle chording of panel key: if a panel key is held // but not released, try to execute a shortcut in it. if ((mPanelChordingKey > 0) && (mPanelChordingKey != keyCode)) { boolean handled = dispatchKeyShortcutEvent(event); if (handled) { return true; } } // If a panel is open, perform a shortcut on it without the // chorded panel key if ((mPreparedPanel != null) && mPreparedPanel.isOpen) { if (performPanelShortcut(mPreparedPanel, keyCode, event, 0)) { return true; } } } if (!isDestroyed()) { final Callback cb = getCallback(); final boolean handled = cb != null && mFeatureId < 0 ? cb.dispatchKeyEvent(event) : super.dispatchKeyEvent(event); if (handled) { return true; } } return isDown ? PhoneWindow.this.onKeyDown(mFeatureId, event.getKeyCode(), event) : PhoneWindow.this.onKeyUp(mFeatureId, event.getKeyCode(), event); } @Override public boolean dispatchKeyShortcutEvent(KeyEvent ev) { // If the panel is already prepared, then perform the shortcut using it. boolean handled; if (mPreparedPanel != null) { handled = performPanelShortcut(mPreparedPanel, ev.getKeyCode(), ev, Menu.FLAG_PERFORM_NO_CLOSE); if (handled) { if (mPreparedPanel != null) { mPreparedPanel.isHandled = true; } return true; } } // Shortcut not handled by the panel. Dispatch to the view hierarchy. final Callback cb = getCallback(); handled = cb != null && !isDestroyed() && mFeatureId < 0 ? cb.dispatchKeyShortcutEvent(ev) : super.dispatchKeyShortcutEvent(ev); if (handled) { return true; } // If the panel is not prepared, then we may be trying to handle a shortcut key // combination such as Control+C. Temporarily prepare the panel then mark it // unprepared again when finished to ensure that the panel will again be prepared // the next time it is shown for real. if (mPreparedPanel == null) { PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, true); preparePanel(st, ev); handled = performPanelShortcut(st, ev.getKeyCode(), ev, Menu.FLAG_PERFORM_NO_CLOSE); st.isPrepared = false; if (handled) { return true; } } return false; } @Override public boolean dispatchTouchEvent(MotionEvent ev) { final Callback cb = getCallback(); return cb != null && !isDestroyed() && mFeatureId < 0 ? cb.dispatchTouchEvent(ev) : super.dispatchTouchEvent(ev); } @Override public boolean dispatchTrackballEvent(MotionEvent ev) { final Callback cb = getCallback(); return cb != null && !isDestroyed() && mFeatureId < 0 ? cb.dispatchTrackballEvent(ev) : super.dispatchTrackballEvent(ev); } @Override public boolean dispatchGenericMotionEvent(MotionEvent ev) { final Callback cb = getCallback(); return cb != null && !isDestroyed() && mFeatureId < 0 ? cb.dispatchGenericMotionEvent(ev) : super.dispatchGenericMotionEvent(ev); } public boolean superDispatchKeyEvent(KeyEvent event) { // Give priority to closing action modes if applicable. if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) { final int action = event.getAction(); // Back cancels action modes first. if (mActionMode != null) { if (action == KeyEvent.ACTION_UP) { mActionMode.finish(); } return true; } } return super.dispatchKeyEvent(event); } public boolean superDispatchKeyShortcutEvent(KeyEvent event) { return super.dispatchKeyShortcutEvent(event); } public boolean superDispatchTouchEvent(MotionEvent event) { return super.dispatchTouchEvent(event); } public boolean superDispatchTrackballEvent(MotionEvent event) { return super.dispatchTrackballEvent(event); } public boolean superDispatchGenericMotionEvent(MotionEvent event) { return super.dispatchGenericMotionEvent(event); } @Override public WindowInsets dispatchApplyWindowInsets(WindowInsets insets) { if (mOutsetBottom != null) { final DisplayMetrics metrics = getContext().getResources().getDisplayMetrics(); int bottom = (int) mOutsetBottom.getDimension(metrics); WindowInsets newInsets = insets.replaceSystemWindowInsets( insets.getSystemWindowInsetLeft(), insets.getSystemWindowInsetTop(), insets.getSystemWindowInsetRight(), bottom); return super.dispatchApplyWindowInsets(newInsets); } else { return super.dispatchApplyWindowInsets(insets); } } @Override public boolean onTouchEvent(MotionEvent event) { return onInterceptTouchEvent(event); } private boolean isOutOfBounds(int x, int y) { return x < -5 || y < -5 || x > (getWidth() + 5) || y > (getHeight() + 5); } @Override public boolean onInterceptTouchEvent(MotionEvent event) { int action = event.getAction(); if (mFeatureId >= 0) { if (action == MotionEvent.ACTION_DOWN) { int x = (int)event.getX(); int y = (int)event.getY(); if (isOutOfBounds(x, y)) { closePanel(mFeatureId); return true; } } } if (!SWEEP_OPEN_MENU) { return false; } if (mFeatureId >= 0) { if (action == MotionEvent.ACTION_DOWN) { Log.i(TAG, "Watchiing!"); mWatchingForMenu = true; mDownY = (int) event.getY(); return false; } if (!mWatchingForMenu) { return false; } int y = (int)event.getY(); if (action == MotionEvent.ACTION_MOVE) { if (y > (mDownY+30)) { Log.i(TAG, "Closing!"); closePanel(mFeatureId); mWatchingForMenu = false; return true; } } else if (action == MotionEvent.ACTION_UP) { mWatchingForMenu = false; } return false; } //Log.i(TAG, "Intercept: action=" + action + " y=" + event.getY() // + " (in " + getHeight() + ")"); if (action == MotionEvent.ACTION_DOWN) { int y = (int)event.getY(); if (y >= (getHeight()-5) && !hasChildren()) { Log.i(TAG, "Watchiing!"); mWatchingForMenu = true; } return false; } if (!mWatchingForMenu) { return false; } int y = (int)event.getY(); if (action == MotionEvent.ACTION_MOVE) { if (y < (getHeight()-30)) { Log.i(TAG, "Opening!"); openPanel(FEATURE_OPTIONS_PANEL, new KeyEvent( KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MENU)); mWatchingForMenu = false; return true; } } else if (action == MotionEvent.ACTION_UP) { mWatchingForMenu = false; } return false; } @Override public void sendAccessibilityEvent(int eventType) { if (!AccessibilityManager.getInstance(mContext).isEnabled()) { return; } // if we are showing a feature that should be announced and one child // make this child the event source since this is the feature itself // otherwise the callback will take over and announce its client if ((mFeatureId == FEATURE_OPTIONS_PANEL || mFeatureId == FEATURE_CONTEXT_MENU || mFeatureId == FEATURE_PROGRESS || mFeatureId == FEATURE_INDETERMINATE_PROGRESS) && getChildCount() == 1) { getChildAt(0).sendAccessibilityEvent(eventType); } else { super.sendAccessibilityEvent(eventType); } } @Override public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { final Callback cb = getCallback(); if (cb != null && !isDestroyed()) { if (cb.dispatchPopulateAccessibilityEvent(event)) { return true; } } return super.dispatchPopulateAccessibilityEvent(event); } @Override protected boolean setFrame(int l, int t, int r, int b) { boolean changed = super.setFrame(l, t, r, b); if (changed) { final Rect drawingBounds = mDrawingBounds; getDrawingRect(drawingBounds); Drawable fg = getForeground(); if (fg != null) { final Rect frameOffsets = mFrameOffsets; drawingBounds.left += frameOffsets.left; drawingBounds.top += frameOffsets.top; drawingBounds.right -= frameOffsets.right; drawingBounds.bottom -= frameOffsets.bottom; fg.setBounds(drawingBounds); final Rect framePadding = mFramePadding; drawingBounds.left += framePadding.left - frameOffsets.left; drawingBounds.top += framePadding.top - frameOffsets.top; drawingBounds.right -= framePadding.right - frameOffsets.right; drawingBounds.bottom -= framePadding.bottom - frameOffsets.bottom; } Drawable bg = getBackground(); if (bg != null) { bg.setBounds(drawingBounds); } if (SWEEP_OPEN_MENU) { if (mMenuBackground == null && mFeatureId < 0 && getAttributes().height == WindowManager.LayoutParams.MATCH_PARENT) { mMenuBackground = getContext().getDrawable( R.drawable.menu_background); } if (mMenuBackground != null) { mMenuBackground.setBounds(drawingBounds.left, drawingBounds.bottom-6, drawingBounds.right, drawingBounds.bottom+20); } } } return changed; } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { final DisplayMetrics metrics = getContext().getResources().getDisplayMetrics(); final boolean isPortrait = metrics.widthPixels < metrics.heightPixels; final int widthMode = getMode(widthMeasureSpec); final int heightMode = getMode(heightMeasureSpec); boolean fixedWidth = false; if (widthMode == AT_MOST) { final TypedValue tvw = isPortrait ? mFixedWidthMinor : mFixedWidthMajor; if (tvw != null && tvw.type != TypedValue.TYPE_NULL) { final int w; if (tvw.type == TypedValue.TYPE_DIMENSION) { w = (int) tvw.getDimension(metrics); } else if (tvw.type == TypedValue.TYPE_FRACTION) { w = (int) tvw.getFraction(metrics.widthPixels, metrics.widthPixels); } else { w = 0; } if (w > 0) { final int widthSize = MeasureSpec.getSize(widthMeasureSpec); widthMeasureSpec = MeasureSpec.makeMeasureSpec( Math.min(w, widthSize), EXACTLY); fixedWidth = true; } } } if (heightMode == AT_MOST) { final TypedValue tvh = isPortrait ? mFixedHeightMajor : mFixedHeightMinor; if (tvh != null && tvh.type != TypedValue.TYPE_NULL) { final int h; if (tvh.type == TypedValue.TYPE_DIMENSION) { h = (int) tvh.getDimension(metrics); } else if (tvh.type == TypedValue.TYPE_FRACTION) { h = (int) tvh.getFraction(metrics.heightPixels, metrics.heightPixels); } else { h = 0; } if (h > 0) { final int heightSize = MeasureSpec.getSize(heightMeasureSpec); heightMeasureSpec = MeasureSpec.makeMeasureSpec( Math.min(h, heightSize), EXACTLY); } } } if (mOutsetBottom != null) { int mode = MeasureSpec.getMode(heightMeasureSpec); if (mode != MeasureSpec.UNSPECIFIED) { int outset = (int) mOutsetBottom.getDimension(metrics); int height = MeasureSpec.getSize(heightMeasureSpec); heightMeasureSpec = MeasureSpec.makeMeasureSpec(height + outset, mode); } } super.onMeasure(widthMeasureSpec, heightMeasureSpec); int width = getMeasuredWidth(); boolean measure = false; widthMeasureSpec = MeasureSpec.makeMeasureSpec(width, EXACTLY); if (!fixedWidth && widthMode == AT_MOST) { final TypedValue tv = isPortrait ? mMinWidthMinor : mMinWidthMajor; if (tv.type != TypedValue.TYPE_NULL) { final int min; if (tv.type == TypedValue.TYPE_DIMENSION) { min = (int)tv.getDimension(metrics); } else if (tv.type == TypedValue.TYPE_FRACTION) { min = (int)tv.getFraction(metrics.widthPixels, metrics.widthPixels); } else { min = 0; } if (width < min) { widthMeasureSpec = MeasureSpec.makeMeasureSpec(min, EXACTLY); measure = true; } } } // TODO: Support height? if (measure) { super.onMeasure(widthMeasureSpec, heightMeasureSpec); } } @Override public void draw(Canvas canvas) { super.draw(canvas); if (mMenuBackground != null) { mMenuBackground.draw(canvas); } } @Override public boolean showContextMenuForChild(View originalView) { // Reuse the context menu builder if (mContextMenu == null) { mContextMenu = new ContextMenuBuilder(getContext()); mContextMenu.setCallback(mContextMenuCallback); } else { mContextMenu.clearAll(); } final MenuDialogHelper helper = mContextMenu.show(originalView, originalView.getWindowToken()); if (helper != null) { helper.setPresenterCallback(mContextMenuCallback); } else if (mContextMenuHelper != null) { // No menu to show, but if we have a menu currently showing it just became blank. // Close it. mContextMenuHelper.dismiss(); } mContextMenuHelper = helper; return helper != null; } @Override public ActionMode startActionModeForChild(View originalView, ActionMode.Callback callback) { // originalView can be used here to be sure that we don't obscure // relevant content with the context mode UI. return startActionMode(callback); } @Override public ActionMode startActionMode(ActionMode.Callback callback) { if (mActionMode != null) { mActionMode.finish(); } final ActionMode.Callback wrappedCallback = new ActionModeCallbackWrapper(callback); ActionMode mode = null; if (getCallback() != null && !isDestroyed()) { try { mode = getCallback().onWindowStartingActionMode(wrappedCallback); } catch (AbstractMethodError ame) { // Older apps might not implement this callback method. } } if (mode != null) { mActionMode = mode; } else { if (mActionModeView == null) { if (isFloating()) { // Use the action bar theme. final TypedValue outValue = new TypedValue(); final Theme baseTheme = mContext.getTheme(); baseTheme.resolveAttribute(R.attr.actionBarTheme, outValue, true); final Context actionBarContext; if (outValue.resourceId != 0) { final Theme actionBarTheme = mContext.getResources().newTheme(); actionBarTheme.setTo(baseTheme); actionBarTheme.applyStyle(outValue.resourceId, true); actionBarContext = new ContextThemeWrapper(mContext, 0); actionBarContext.getTheme().setTo(actionBarTheme); } else { actionBarContext = mContext; } mActionModeView = new ActionBarContextView(actionBarContext); mActionModePopup = new PopupWindow(actionBarContext, null, R.attr.actionModePopupWindowStyle); mActionModePopup.setWindowLayoutType( WindowManager.LayoutParams.TYPE_APPLICATION); mActionModePopup.setContentView(mActionModeView); mActionModePopup.setWidth(MATCH_PARENT); actionBarContext.getTheme().resolveAttribute( R.attr.actionBarSize, outValue, true); final int height = TypedValue.complexToDimensionPixelSize(outValue.data, actionBarContext.getResources().getDisplayMetrics()); mActionModeView.setContentHeight(height); mActionModePopup.setHeight(WRAP_CONTENT); mShowActionModePopup = new Runnable() { public void run() { mActionModePopup.showAtLocation( mActionModeView.getApplicationWindowToken(), Gravity.TOP | Gravity.FILL_HORIZONTAL, 0, 0); } }; } else { ViewStub stub = (ViewStub) findViewById( R.id.action_mode_bar_stub); if (stub != null) { mActionModeView = (ActionBarContextView) stub.inflate(); } } } if (mActionModeView != null) { mActionModeView.killMode(); mode = new StandaloneActionMode(mActionModeView.getContext(), mActionModeView, wrappedCallback, mActionModePopup == null); if (callback.onCreateActionMode(mode, mode.getMenu())) { mode.invalidate(); mActionModeView.initForMode(mode); mActionModeView.setVisibility(View.VISIBLE); mActionMode = mode; if (mActionModePopup != null) { post(mShowActionModePopup); } mActionModeView.sendAccessibilityEvent( AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); } else { mActionMode = null; } } } if (mActionMode != null && getCallback() != null && !isDestroyed()) { try { getCallback().onActionModeStarted(mActionMode); } catch (AbstractMethodError ame) { // Older apps might not implement this callback method. } } return mActionMode; } public void startChanging() { mChanging = true; } public void finishChanging() { mChanging = false; drawableChanged(); } public void setWindowBackground(Drawable drawable) { if (getBackground() != drawable) { setBackgroundDrawable(drawable); if (drawable != null) { drawable.getPadding(mBackgroundPadding); } else { mBackgroundPadding.setEmpty(); } drawableChanged(); } } @Override public void setBackgroundDrawable(Drawable d) { super.setBackgroundDrawable(d); if (getWindowToken() != null) { updateWindowResizeState(); } } public void setWindowFrame(Drawable drawable) { if (getForeground() != drawable) { setForeground(drawable); if (drawable != null) { drawable.getPadding(mFramePadding); } else { mFramePadding.setEmpty(); } drawableChanged(); } } @Override public void onWindowSystemUiVisibilityChanged(int visible) { updateColorViews(null /* insets */); } @Override public WindowInsets onApplyWindowInsets(WindowInsets insets) { mFrameOffsets.set(insets.getSystemWindowInsets()); insets = updateColorViews(insets); insets = updateStatusGuard(insets); updateNavigationGuard(insets); if (getForeground() != null) { drawableChanged(); } return insets; } @Override public boolean isTransitionGroup() { return false; } private WindowInsets updateColorViews(WindowInsets insets) { WindowManager.LayoutParams attrs = getAttributes(); int sysUiVisibility = attrs.systemUiVisibility | getWindowSystemUiVisibility(); if (!mIsFloating && ActivityManager.isHighEndGfx()) { if (insets != null) { mLastTopInset = Math.min(insets.getStableInsetTop(), insets.getSystemWindowInsetTop()); mLastBottomInset = Math.min(insets.getStableInsetBottom(), insets.getSystemWindowInsetBottom()); mLastRightInset = Math.min(insets.getStableInsetRight(), insets.getSystemWindowInsetRight()); } mStatusColorView = updateColorViewInt(mStatusColorView, sysUiVisibility, SYSTEM_UI_FLAG_FULLSCREEN, FLAG_TRANSLUCENT_STATUS, mStatusBarColor, mLastTopInset, Gravity.TOP, STATUS_BAR_BACKGROUND_TRANSITION_NAME, com.android.internal.R.id.statusBarBackground, (getAttributes().flags & FLAG_FULLSCREEN) != 0); mNavigationColorView = updateColorViewInt(mNavigationColorView, sysUiVisibility, SYSTEM_UI_FLAG_HIDE_NAVIGATION, FLAG_TRANSLUCENT_NAVIGATION, mNavigationBarColor, mLastBottomInset, Gravity.BOTTOM, NAVIGATION_BAR_BACKGROUND_TRANSITION_NAME, com.android.internal.R.id.navigationBarBackground, false /* hiddenByWindowFlag */); } // When we expand the window with FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS, we still need // to ensure that the rest of the view hierarchy doesn't notice it, unless they've // explicitly asked for it. boolean consumingNavBar = (attrs.flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0 && (sysUiVisibility & SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) == 0 && (sysUiVisibility & SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0; int consumedRight = consumingNavBar ? mLastRightInset : 0; int consumedBottom = consumingNavBar ? mLastBottomInset : 0; if (mContentRoot != null && mContentRoot.getLayoutParams() instanceof MarginLayoutParams) { MarginLayoutParams lp = (MarginLayoutParams) mContentRoot.getLayoutParams(); if (lp.rightMargin != consumedRight || lp.bottomMargin != consumedBottom) { lp.rightMargin = consumedRight; lp.bottomMargin = consumedBottom; mContentRoot.setLayoutParams(lp); if (insets == null) { // The insets have changed, but we're not currently in the process // of dispatching them. requestApplyInsets(); } } if (insets != null) { insets = insets.replaceSystemWindowInsets( insets.getSystemWindowInsetLeft(), insets.getSystemWindowInsetTop(), insets.getSystemWindowInsetRight() - consumedRight, insets.getSystemWindowInsetBottom() - consumedBottom); } } if (insets != null) { insets = insets.consumeStableInsets(); } return insets; } private View updateColorViewInt(View view, int sysUiVis, int systemUiHideFlag, int translucentFlag, int color, int height, int verticalGravity, String transitionName, int id, boolean hiddenByWindowFlag) { boolean show = height > 0 && (sysUiVis & systemUiHideFlag) == 0 && !hiddenByWindowFlag && (getAttributes().flags & translucentFlag) == 0 && (color & Color.BLACK) != 0 && (getAttributes().flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0; if (view == null) { if (show) { view = new View(mContext); view.setBackgroundColor(color); view.setTransitionName(transitionName); view.setId(id); addView(view, new LayoutParams(LayoutParams.MATCH_PARENT, height, Gravity.START | verticalGravity)); } } else { int vis = show ? VISIBLE : INVISIBLE; view.setVisibility(vis); if (show) { LayoutParams lp = (LayoutParams) view.getLayoutParams(); if (lp.height != height) { lp.height = height; view.setLayoutParams(lp); } view.setBackgroundColor(color); } } return view; } private WindowInsets updateStatusGuard(WindowInsets insets) { boolean showStatusGuard = false; // Show the status guard when the non-overlay contextual action bar is showing if (mActionModeView != null) { if (mActionModeView.getLayoutParams() instanceof MarginLayoutParams) { // Insets are magic! final MarginLayoutParams mlp = (MarginLayoutParams) mActionModeView.getLayoutParams(); boolean mlpChanged = false; if (mActionModeView.isShown()) { if (mTempRect == null) { mTempRect = new Rect(); } final Rect rect = mTempRect; // If the parent doesn't consume the insets, manually // apply the default system window insets. mContentParent.computeSystemWindowInsets(insets, rect); final int newMargin = rect.top == 0 ? insets.getSystemWindowInsetTop() : 0; if (mlp.topMargin != newMargin) { mlpChanged = true; mlp.topMargin = insets.getSystemWindowInsetTop(); if (mStatusGuard == null) { mStatusGuard = new View(mContext); mStatusGuard.setBackgroundColor(mContext.getResources() .getColor(R.color.input_method_navigation_guard)); addView(mStatusGuard, indexOfChild(mStatusColorView), new LayoutParams(LayoutParams.MATCH_PARENT, mlp.topMargin, Gravity.START | Gravity.TOP)); } else { final LayoutParams lp = (LayoutParams) mStatusGuard.getLayoutParams(); if (lp.height != mlp.topMargin) { lp.height = mlp.topMargin; mStatusGuard.setLayoutParams(lp); } } } // The action mode's theme may differ from the app, so // always show the status guard above it if we have one. showStatusGuard = mStatusGuard != null; // We only need to consume the insets if the action // mode is overlaid on the app content (e.g. it's // sitting in a FrameLayout, see // screen_simple_overlay_action_mode.xml). final boolean nonOverlay = (getLocalFeatures() & (1 << FEATURE_ACTION_MODE_OVERLAY)) == 0; insets = insets.consumeSystemWindowInsets( false, nonOverlay && showStatusGuard /* top */, false, false); } else { // reset top margin if (mlp.topMargin != 0) { mlpChanged = true; mlp.topMargin = 0; } } if (mlpChanged) { mActionModeView.setLayoutParams(mlp); } } } if (mStatusGuard != null) { mStatusGuard.setVisibility(showStatusGuard ? View.VISIBLE : View.GONE); } return insets; } private void updateNavigationGuard(WindowInsets insets) { // IMEs lay out below the nav bar, but the content view must not (for back compat) if (getAttributes().type == WindowManager.LayoutParams.TYPE_INPUT_METHOD) { // prevent the content view from including the nav bar height if (mContentParent != null) { if (mContentParent.getLayoutParams() instanceof MarginLayoutParams) { MarginLayoutParams mlp = (MarginLayoutParams) mContentParent.getLayoutParams(); mlp.bottomMargin = insets.getSystemWindowInsetBottom(); mContentParent.setLayoutParams(mlp); } } // position the navigation guard view, creating it if necessary if (mNavigationGuard == null) { mNavigationGuard = new View(mContext); mNavigationGuard.setBackgroundColor(mContext.getResources() .getColor(R.color.input_method_navigation_guard)); addView(mNavigationGuard, indexOfChild(mNavigationColorView), new LayoutParams( LayoutParams.MATCH_PARENT, insets.getSystemWindowInsetBottom(), Gravity.START | Gravity.BOTTOM)); } else { LayoutParams lp = (LayoutParams) mNavigationGuard.getLayoutParams(); lp.height = insets.getSystemWindowInsetBottom(); mNavigationGuard.setLayoutParams(lp); } } } private void drawableChanged() { if (mChanging) { return; } setPadding(mFramePadding.left + mBackgroundPadding.left, mFramePadding.top + mBackgroundPadding.top, mFramePadding.right + mBackgroundPadding.right, mFramePadding.bottom + mBackgroundPadding.bottom); requestLayout(); invalidate(); int opacity = PixelFormat.OPAQUE; // Note: if there is no background, we will assume opaque. The // common case seems to be that an application sets there to be // no background so it can draw everything itself. For that, // we would like to assume OPAQUE and let the app force it to // the slower TRANSLUCENT mode if that is really what it wants. Drawable bg = getBackground(); Drawable fg = getForeground(); if (bg != null) { if (fg == null) { opacity = bg.getOpacity(); } else if (mFramePadding.left <= 0 && mFramePadding.top <= 0 && mFramePadding.right <= 0 && mFramePadding.bottom <= 0) { // If the frame padding is zero, then we can be opaque // if either the frame -or- the background is opaque. int fop = fg.getOpacity(); int bop = bg.getOpacity(); if (false) Log.v(TAG, "Background opacity: " + bop + ", Frame opacity: " + fop); if (fop == PixelFormat.OPAQUE || bop == PixelFormat.OPAQUE) { opacity = PixelFormat.OPAQUE; } else if (fop == PixelFormat.UNKNOWN) { opacity = bop; } else if (bop == PixelFormat.UNKNOWN) { opacity = fop; } else { opacity = Drawable.resolveOpacity(fop, bop); } } else { // For now we have to assume translucent if there is a // frame with padding... there is no way to tell if the // frame and background together will draw all pixels. if (false) Log.v(TAG, "Padding: " + mFramePadding); opacity = PixelFormat.TRANSLUCENT; } } if (false) Log.v(TAG, "Background: " + bg + ", Frame: " + fg); if (false) Log.v(TAG, "Selected default opacity: " + opacity); mDefaultOpacity = opacity; if (mFeatureId < 0) { setDefaultWindowFormat(opacity); } } @Override public void onWindowFocusChanged(boolean hasWindowFocus) { super.onWindowFocusChanged(hasWindowFocus); // If the user is chording a menu shortcut, release the chord since // this window lost focus if (!hasWindowFocus && mPanelChordingKey != 0) { closePanel(FEATURE_OPTIONS_PANEL); } final Callback cb = getCallback(); if (cb != null && !isDestroyed() && mFeatureId < 0) { cb.onWindowFocusChanged(hasWindowFocus); } } void updateWindowResizeState() { Drawable bg = getBackground(); hackTurnOffWindowResizeAnim(bg == null || bg.getOpacity() != PixelFormat.OPAQUE); } @Override protected void onAttachedToWindow() { super.onAttachedToWindow(); updateWindowResizeState(); final Callback cb = getCallback(); if (cb != null && !isDestroyed() && mFeatureId < 0) { cb.onAttachedToWindow(); } if (mFeatureId == -1) { /* * The main window has been attached, try to restore any panels * that may have been open before. This is called in cases where * an activity is being killed for configuration change and the * menu was open. When the activity is recreated, the menu * should be shown again. */ openPanelsAfterRestore(); } } @Override protected void onDetachedFromWindow() { super.onDetachedFromWindow(); final Callback cb = getCallback(); if (cb != null && mFeatureId < 0) { cb.onDetachedFromWindow(); } if (mDecorContentParent != null) { mDecorContentParent.dismissPopups(); } if (mActionModePopup != null) { removeCallbacks(mShowActionModePopup); if (mActionModePopup.isShowing()) { mActionModePopup.dismiss(); } mActionModePopup = null; } PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, false); if (st != null && st.menu != null && mFeatureId < 0) { st.menu.close(); } } @Override public void onCloseSystemDialogs(String reason) { if (mFeatureId >= 0) { closeAllPanels(); } } public android.view.SurfaceHolder.Callback2 willYouTakeTheSurface() { return mFeatureId < 0 ? mTakeSurfaceCallback : null; } public InputQueue.Callback willYouTakeTheInputQueue() { return mFeatureId < 0 ? mTakeInputQueueCallback : null; } public void setSurfaceType(int type) { PhoneWindow.this.setType(type); } public void setSurfaceFormat(int format) { PhoneWindow.this.setFormat(format); } public void setSurfaceKeepScreenOn(boolean keepOn) { if (keepOn) PhoneWindow.this.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); else PhoneWindow.this.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); } /** * Clears out internal reference when the action mode is destroyed. */ private class ActionModeCallbackWrapper implements ActionMode.Callback { private ActionMode.Callback mWrapped; public ActionModeCallbackWrapper(ActionMode.Callback wrapped) { mWrapped = wrapped; } public boolean onCreateActionMode(ActionMode mode, Menu menu) { return mWrapped.onCreateActionMode(mode, menu); } public boolean onPrepareActionMode(ActionMode mode, Menu menu) { requestFitSystemWindows(); return mWrapped.onPrepareActionMode(mode, menu); } public boolean onActionItemClicked(ActionMode mode, MenuItem item) { return mWrapped.onActionItemClicked(mode, item); } public void onDestroyActionMode(ActionMode mode) { mWrapped.onDestroyActionMode(mode); if (mActionModePopup != null) { removeCallbacks(mShowActionModePopup); mActionModePopup.dismiss(); } else if (mActionModeView != null) { mActionModeView.setVisibility(GONE); } if (mActionModeView != null) { mActionModeView.removeAllViews(); } if (getCallback() != null && !isDestroyed()) { try { getCallback().onActionModeFinished(mActionMode); } catch (AbstractMethodError ame) { // Older apps might not implement this callback method. } } mActionMode = null; requestFitSystemWindows(); } } } protected DecorView generateDecor() { return new DecorView(getContext(), -1); } protected void setFeatureFromAttrs(int featureId, TypedArray attrs, int drawableAttr, int alphaAttr) { Drawable d = attrs.getDrawable(drawableAttr); if (d != null) { requestFeature(featureId); setFeatureDefaultDrawable(featureId, d); } if ((getFeatures() & (1 << featureId)) != 0) { int alpha = attrs.getInt(alphaAttr, -1); if (alpha >= 0) { setFeatureDrawableAlpha(featureId, alpha); } } } protected ViewGroup generateLayout(DecorView decor) { // Apply data from current theme. TypedArray a = getWindowStyle(); if (false) { System.out.println("From style:"); String s = "Attrs:"; for (int i = 0; i < R.styleable.Window.length; i++) { s = s + " " + Integer.toHexString(R.styleable.Window[i]) + "=" + a.getString(i); } System.out.println(s); } mIsFloating = a.getBoolean(R.styleable.Window_windowIsFloating, false); int flagsToUpdate = (FLAG_LAYOUT_IN_SCREEN|FLAG_LAYOUT_INSET_DECOR) & (~getForcedWindowFlags()); if (mIsFloating) { setLayout(WRAP_CONTENT, WRAP_CONTENT); setFlags(0, flagsToUpdate); } else { setFlags(FLAG_LAYOUT_IN_SCREEN|FLAG_LAYOUT_INSET_DECOR, flagsToUpdate); } if (a.getBoolean(R.styleable.Window_windowNoTitle, false)) { requestFeature(FEATURE_NO_TITLE); } else if (a.getBoolean(R.styleable.Window_windowActionBar, false)) { // Don't allow an action bar if there is no title. requestFeature(FEATURE_ACTION_BAR); } if (a.getBoolean(R.styleable.Window_windowActionBarOverlay, false)) { requestFeature(FEATURE_ACTION_BAR_OVERLAY); } if (a.getBoolean(R.styleable.Window_windowActionModeOverlay, false)) { requestFeature(FEATURE_ACTION_MODE_OVERLAY); } if (a.getBoolean(R.styleable.Window_windowSwipeToDismiss, false)) { requestFeature(FEATURE_SWIPE_TO_DISMISS); } if (a.getBoolean(R.styleable.Window_windowFullscreen, false)) { setFlags(FLAG_FULLSCREEN, FLAG_FULLSCREEN & (~getForcedWindowFlags())); } if (a.getBoolean(R.styleable.Window_windowTranslucentStatus, false)) { setFlags(FLAG_TRANSLUCENT_STATUS, FLAG_TRANSLUCENT_STATUS & (~getForcedWindowFlags())); } if (a.getBoolean(R.styleable.Window_windowTranslucentNavigation, false)) { setFlags(FLAG_TRANSLUCENT_NAVIGATION, FLAG_TRANSLUCENT_NAVIGATION & (~getForcedWindowFlags())); } if (a.getBoolean(R.styleable.Window_windowOverscan, false)) { setFlags(FLAG_LAYOUT_IN_OVERSCAN, FLAG_LAYOUT_IN_OVERSCAN&(~getForcedWindowFlags())); } if (a.getBoolean(R.styleable.Window_windowShowWallpaper, false)) { setFlags(FLAG_SHOW_WALLPAPER, FLAG_SHOW_WALLPAPER&(~getForcedWindowFlags())); } if (a.getBoolean(R.styleable.Window_windowEnableSplitTouch, getContext().getApplicationInfo().targetSdkVersion >= android.os.Build.VERSION_CODES.HONEYCOMB)) { setFlags(FLAG_SPLIT_TOUCH, FLAG_SPLIT_TOUCH&(~getForcedWindowFlags())); } a.getValue(R.styleable.Window_windowMinWidthMajor, mMinWidthMajor); a.getValue(R.styleable.Window_windowMinWidthMinor, mMinWidthMinor); if (a.hasValue(R.styleable.Window_windowFixedWidthMajor)) { if (mFixedWidthMajor == null) mFixedWidthMajor = new TypedValue(); a.getValue(R.styleable.Window_windowFixedWidthMajor, mFixedWidthMajor); } if (a.hasValue(R.styleable.Window_windowFixedWidthMinor)) { if (mFixedWidthMinor == null) mFixedWidthMinor = new TypedValue(); a.getValue(R.styleable.Window_windowFixedWidthMinor, mFixedWidthMinor); } if (a.hasValue(R.styleable.Window_windowFixedHeightMajor)) { if (mFixedHeightMajor == null) mFixedHeightMajor = new TypedValue(); a.getValue(R.styleable.Window_windowFixedHeightMajor, mFixedHeightMajor); } if (a.hasValue(R.styleable.Window_windowFixedHeightMinor)) { if (mFixedHeightMinor == null) mFixedHeightMinor = new TypedValue(); a.getValue(R.styleable.Window_windowFixedHeightMinor, mFixedHeightMinor); } if (a.getBoolean(R.styleable.Window_windowContentTransitions, false)) { requestFeature(FEATURE_CONTENT_TRANSITIONS); } if (a.getBoolean(R.styleable.Window_windowActivityTransitions, false)) { requestFeature(FEATURE_ACTIVITY_TRANSITIONS); } final WindowManager windowService = (WindowManager) getContext().getSystemService( Context.WINDOW_SERVICE); if (windowService != null) { final Display display = windowService.getDefaultDisplay(); final boolean shouldUseBottomOutset = display.getDisplayId() == Display.DEFAULT_DISPLAY || (getForcedWindowFlags() & FLAG_FULLSCREEN) != 0; if (shouldUseBottomOutset && a.hasValue(R.styleable.Window_windowOutsetBottom)) { if (mOutsetBottom == null) mOutsetBottom = new TypedValue(); a.getValue(R.styleable.Window_windowOutsetBottom, mOutsetBottom); } } final Context context = getContext(); final int targetSdk = context.getApplicationInfo().targetSdkVersion; final boolean targetPreHoneycomb = targetSdk < android.os.Build.VERSION_CODES.HONEYCOMB; final boolean targetPreIcs = targetSdk < android.os.Build.VERSION_CODES.ICE_CREAM_SANDWICH; final boolean targetPreL = targetSdk < android.os.Build.VERSION_CODES.LOLLIPOP; final boolean targetHcNeedsOptions = context.getResources().getBoolean( R.bool.target_honeycomb_needs_options_menu); final boolean noActionBar = !hasFeature(FEATURE_ACTION_BAR) || hasFeature(FEATURE_NO_TITLE); if (targetPreHoneycomb || (targetPreIcs && targetHcNeedsOptions && noActionBar)) { addFlags(WindowManager.LayoutParams.FLAG_NEEDS_MENU_KEY); } else { clearFlags(WindowManager.LayoutParams.FLAG_NEEDS_MENU_KEY); } // Non-floating windows on high end devices must put up decor beneath the system bars and // therefore must know about visibility changes of those. if (!mIsFloating && ActivityManager.isHighEndGfx()) { if (!targetPreL && a.getBoolean( R.styleable.Window_windowDrawsSystemBarBackgrounds, false)) { setFlags(FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS, FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS & ~getForcedWindowFlags()); } } if (!mForcedStatusBarColor) { mStatusBarColor = a.getColor(R.styleable.Window_statusBarColor, 0xFF000000); } if (!mForcedNavigationBarColor) { mNavigationBarColor = a.getColor(R.styleable.Window_navigationBarColor, 0xFF000000); } if (mAlwaysReadCloseOnTouchAttr || getContext().getApplicationInfo().targetSdkVersion >= android.os.Build.VERSION_CODES.HONEYCOMB) { if (a.getBoolean( R.styleable.Window_windowCloseOnTouchOutside, false)) { setCloseOnTouchOutsideIfNotSet(true); } } WindowManager.LayoutParams params = getAttributes(); if (!hasSoftInputMode()) { params.softInputMode = a.getInt( R.styleable.Window_windowSoftInputMode, params.softInputMode); } if (a.getBoolean(R.styleable.Window_backgroundDimEnabled, mIsFloating)) { /* All dialogs should have the window dimmed */ if ((getForcedWindowFlags()&WindowManager.LayoutParams.FLAG_DIM_BEHIND) == 0) { params.flags |= WindowManager.LayoutParams.FLAG_DIM_BEHIND; } if (!haveDimAmount()) { params.dimAmount = a.getFloat( android.R.styleable.Window_backgroundDimAmount, 0.5f); } } if (params.windowAnimations == 0) { params.windowAnimations = a.getResourceId( R.styleable.Window_windowAnimationStyle, 0); } // The rest are only done if this window is not embedded; otherwise, // the values are inherited from our container. if (getContainer() == null) { if (mBackgroundDrawable == null) { if (mBackgroundResource == 0) { mBackgroundResource = a.getResourceId( R.styleable.Window_windowBackground, 0); } if (mFrameResource == 0) { mFrameResource = a.getResourceId(R.styleable.Window_windowFrame, 0); } mBackgroundFallbackResource = a.getResourceId( R.styleable.Window_windowBackgroundFallback, 0); if (false) { System.out.println("Background: " + Integer.toHexString(mBackgroundResource) + " Frame: " + Integer.toHexString(mFrameResource)); } } mElevation = a.getDimension(R.styleable.Window_windowElevation, 0); mClipToOutline = a.getBoolean(R.styleable.Window_windowClipToOutline, false); mTextColor = a.getColor(R.styleable.Window_textColor, Color.TRANSPARENT); } // Inflate the window decor. int layoutResource; int features = getLocalFeatures(); // System.out.println("Features: 0x" + Integer.toHexString(features)); if ((features & (1 << FEATURE_SWIPE_TO_DISMISS)) != 0) { layoutResource = R.layout.screen_swipe_dismiss; } else if ((features & ((1 << FEATURE_LEFT_ICON) | (1 << FEATURE_RIGHT_ICON))) != 0) { if (mIsFloating) { TypedValue res = new TypedValue(); getContext().getTheme().resolveAttribute( R.attr.dialogTitleIconsDecorLayout, res, true); layoutResource = res.resourceId; } else { layoutResource = R.layout.screen_title_icons; } // XXX Remove this once action bar supports these features. removeFeature(FEATURE_ACTION_BAR); // System.out.println("Title Icons!"); } else if ((features & ((1 << FEATURE_PROGRESS) | (1 << FEATURE_INDETERMINATE_PROGRESS))) != 0 && (features & (1 << FEATURE_ACTION_BAR)) == 0) { // Special case for a window with only a progress bar (and title). // XXX Need to have a no-title version of embedded windows. layoutResource = R.layout.screen_progress; // System.out.println("Progress!"); } else if ((features & (1 << FEATURE_CUSTOM_TITLE)) != 0) { // Special case for a window with a custom title. // If the window is floating, we need a dialog layout if (mIsFloating) { TypedValue res = new TypedValue(); getContext().getTheme().resolveAttribute( R.attr.dialogCustomTitleDecorLayout, res, true); layoutResource = res.resourceId; } else { layoutResource = R.layout.screen_custom_title; } // XXX Remove this once action bar supports these features. removeFeature(FEATURE_ACTION_BAR); } else if ((features & (1 << FEATURE_NO_TITLE)) == 0) { // If no other features and not embedded, only need a title. // If the window is floating, we need a dialog layout if (mIsFloating) { TypedValue res = new TypedValue(); getContext().getTheme().resolveAttribute( R.attr.dialogTitleDecorLayout, res, true); layoutResource = res.resourceId; } else if ((features & (1 << FEATURE_ACTION_BAR)) != 0) { layoutResource = a.getResourceId( R.styleable.Window_windowActionBarFullscreenDecorLayout, R.layout.screen_action_bar); } else { layoutResource = R.layout.screen_title; } // System.out.println("Title!"); } else if ((features & (1 << FEATURE_ACTION_MODE_OVERLAY)) != 0) { layoutResource = R.layout.screen_simple_overlay_action_mode; } else { // Embedded, so no decoration is needed. layoutResource = R.layout.screen_simple; // System.out.println("Simple!"); } mDecor.startChanging(); View in = mLayoutInflater.inflate(layoutResource, null); decor.addView(in, new ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT)); mContentRoot = (ViewGroup) in; ViewGroup contentParent = (ViewGroup)findViewById(ID_ANDROID_CONTENT); if (contentParent == null) { throw new RuntimeException("Window couldn't find content container view"); } if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0) { ProgressBar progress = getCircularProgressBar(false); if (progress != null) { progress.setIndeterminate(true); } } if ((features & (1 << FEATURE_SWIPE_TO_DISMISS)) != 0) { registerSwipeCallbacks(); } // Remaining setup -- of background and title -- that only applies // to top-level windows. if (getContainer() == null) { final Drawable background; if (mBackgroundResource != 0) { background = getContext().getDrawable(mBackgroundResource); } else { background = mBackgroundDrawable; } mDecor.setWindowBackground(background); final Drawable frame; if (mFrameResource != 0) { frame = getContext().getDrawable(mFrameResource); } else { frame = null; } mDecor.setWindowFrame(frame); mDecor.setElevation(mElevation); mDecor.setClipToOutline(mClipToOutline); if (mTitle != null) { setTitle(mTitle); } if (mTitleColor == 0) { mTitleColor = mTextColor; } setTitleColor(mTitleColor); } mDecor.finishChanging(); return contentParent; } /** @hide */ public void alwaysReadCloseOnTouchAttr() { mAlwaysReadCloseOnTouchAttr = true; } private void installDecor() { if (mDecor == null) { mDecor = generateDecor(); mDecor.setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS); mDecor.setIsRootNamespace(true); if (!mInvalidatePanelMenuPosted && mInvalidatePanelMenuFeatures != 0) { mDecor.postOnAnimation(mInvalidatePanelMenuRunnable); } } if (mContentParent == null) { mContentParent = generateLayout(mDecor); // Set up decor part of UI to ignore fitsSystemWindows if appropriate. mDecor.makeOptionalFitsSystemWindows(); final DecorContentParent decorContentParent = (DecorContentParent) mDecor.findViewById( R.id.decor_content_parent); if (decorContentParent != null) { mDecorContentParent = decorContentParent; mDecorContentParent.setWindowCallback(getCallback()); if (mDecorContentParent.getTitle() == null) { mDecorContentParent.setWindowTitle(mTitle); } final int localFeatures = getLocalFeatures(); for (int i = 0; i < FEATURE_MAX; i++) { if ((localFeatures & (1 << i)) != 0) { mDecorContentParent.initFeature(i); } } mDecorContentParent.setUiOptions(mUiOptions); if ((mResourcesSetFlags & FLAG_RESOURCE_SET_ICON) != 0 || (mIconRes != 0 && !mDecorContentParent.hasIcon())) { mDecorContentParent.setIcon(mIconRes); } else if ((mResourcesSetFlags & FLAG_RESOURCE_SET_ICON) == 0 && mIconRes == 0 && !mDecorContentParent.hasIcon()) { mDecorContentParent.setIcon( getContext().getPackageManager().getDefaultActivityIcon()); mResourcesSetFlags |= FLAG_RESOURCE_SET_ICON_FALLBACK; } if ((mResourcesSetFlags & FLAG_RESOURCE_SET_LOGO) != 0 || (mLogoRes != 0 && !mDecorContentParent.hasLogo())) { mDecorContentParent.setLogo(mLogoRes); } // Invalidate if the panel menu hasn't been created before this. // Panel menu invalidation is deferred avoiding application onCreateOptionsMenu // being called in the middle of onCreate or similar. // A pending invalidation will typically be resolved before the posted message // would run normally in order to satisfy instance state restoration. PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, false); if (!isDestroyed() && (st == null || st.menu == null)) { invalidatePanelMenu(FEATURE_ACTION_BAR); } } else { mTitleView = (TextView)findViewById(R.id.title); if (mTitleView != null) { mTitleView.setLayoutDirection(mDecor.getLayoutDirection()); if ((getLocalFeatures() & (1 << FEATURE_NO_TITLE)) != 0) { View titleContainer = findViewById( R.id.title_container); if (titleContainer != null) { titleContainer.setVisibility(View.GONE); } else { mTitleView.setVisibility(View.GONE); } if (mContentParent instanceof FrameLayout) { ((FrameLayout)mContentParent).setForeground(null); } } else { mTitleView.setText(mTitle); } } } if (mDecor.getBackground() == null && mBackgroundFallbackResource != 0) { mDecor.setBackgroundFallback(mBackgroundFallbackResource); } // Only inflate or create a new TransitionManager if the caller hasn't // already set a custom one. if (hasFeature(FEATURE_ACTIVITY_TRANSITIONS)) { if (mTransitionManager == null) { final int transitionRes = getWindowStyle().getResourceId( R.styleable.Window_windowContentTransitionManager, 0); if (transitionRes != 0) { final TransitionInflater inflater = TransitionInflater.from(getContext()); mTransitionManager = inflater.inflateTransitionManager(transitionRes, mContentParent); } else { mTransitionManager = new TransitionManager(); } } mEnterTransition = getTransition(mEnterTransition, null, R.styleable.Window_windowEnterTransition); mReturnTransition = getTransition(mReturnTransition, USE_DEFAULT_TRANSITION, R.styleable.Window_windowReturnTransition); mExitTransition = getTransition(mExitTransition, null, R.styleable.Window_windowExitTransition); mReenterTransition = getTransition(mReenterTransition, USE_DEFAULT_TRANSITION, R.styleable.Window_windowReenterTransition); mSharedElementEnterTransition = getTransition(mSharedElementEnterTransition, null, R.styleable.Window_windowSharedElementEnterTransition); mSharedElementReturnTransition = getTransition(mSharedElementReturnTransition, USE_DEFAULT_TRANSITION, R.styleable.Window_windowSharedElementReturnTransition); mSharedElementExitTransition = getTransition(mSharedElementExitTransition, null, R.styleable.Window_windowSharedElementExitTransition); mSharedElementReenterTransition = getTransition(mSharedElementReenterTransition, USE_DEFAULT_TRANSITION, R.styleable.Window_windowSharedElementReenterTransition); if (mAllowEnterTransitionOverlap == null) { mAllowEnterTransitionOverlap = getWindowStyle().getBoolean( R.styleable.Window_windowAllowEnterTransitionOverlap, true); } if (mAllowReturnTransitionOverlap == null) { mAllowReturnTransitionOverlap = getWindowStyle().getBoolean( R.styleable.Window_windowAllowReturnTransitionOverlap, true); } if (mBackgroundFadeDurationMillis < 0) { mBackgroundFadeDurationMillis = getWindowStyle().getInteger( R.styleable.Window_windowTransitionBackgroundFadeDuration, DEFAULT_BACKGROUND_FADE_DURATION_MS); } if (mSharedElementsUseOverlay == null) { mSharedElementsUseOverlay = getWindowStyle().getBoolean( R.styleable.Window_windowSharedElementsUseOverlay, true); } } } } private Transition getTransition(Transition currentValue, Transition defaultValue, int id) { if (currentValue != defaultValue) { return currentValue; } int transitionId = getWindowStyle().getResourceId(id, -1); Transition transition = defaultValue; if (transitionId != -1 && transitionId != R.transition.no_transition) { TransitionInflater inflater = TransitionInflater.from(getContext()); transition = inflater.inflateTransition(transitionId); if (transition instanceof TransitionSet && ((TransitionSet)transition).getTransitionCount() == 0) { transition = null; } } return transition; } private Drawable loadImageURI(Uri uri) { try { return Drawable.createFromStream( getContext().getContentResolver().openInputStream(uri), null); } catch (Exception e) { Log.w(TAG, "Unable to open content: " + uri); } return null; } private DrawableFeatureState getDrawableState(int featureId, boolean required) { if ((getFeatures() & (1 << featureId)) == 0) { if (!required) { return null; } throw new RuntimeException("The feature has not been requested"); } DrawableFeatureState[] ar; if ((ar = mDrawables) == null || ar.length <= featureId) { DrawableFeatureState[] nar = new DrawableFeatureState[featureId + 1]; if (ar != null) { System.arraycopy(ar, 0, nar, 0, ar.length); } mDrawables = ar = nar; } DrawableFeatureState st = ar[featureId]; if (st == null) { ar[featureId] = st = new DrawableFeatureState(featureId); } return st; } /** * Gets a panel's state based on its feature ID. * * @param featureId The feature ID of the panel. * @param required Whether the panel is required (if it is required and it * isn't in our features, this throws an exception). * @return The panel state. */ private PanelFeatureState getPanelState(int featureId, boolean required) { return getPanelState(featureId, required, null); } /** * Gets a panel's state based on its feature ID. * * @param featureId The feature ID of the panel. * @param required Whether the panel is required (if it is required and it * isn't in our features, this throws an exception). * @param convertPanelState Optional: If the panel state does not exist, use * this as the panel state. * @return The panel state. */ private PanelFeatureState getPanelState(int featureId, boolean required, PanelFeatureState convertPanelState) { if ((getFeatures() & (1 << featureId)) == 0) { if (!required) { return null; } throw new RuntimeException("The feature has not been requested"); } PanelFeatureState[] ar; if ((ar = mPanels) == null || ar.length <= featureId) { PanelFeatureState[] nar = new PanelFeatureState[featureId + 1]; if (ar != null) { System.arraycopy(ar, 0, nar, 0, ar.length); } mPanels = ar = nar; } PanelFeatureState st = ar[featureId]; if (st == null) { ar[featureId] = st = (convertPanelState != null) ? convertPanelState : new PanelFeatureState(featureId); } return st; } @Override public final void setChildDrawable(int featureId, Drawable drawable) { DrawableFeatureState st = getDrawableState(featureId, true); st.child = drawable; updateDrawable(featureId, st, false); } @Override public final void setChildInt(int featureId, int value) { updateInt(featureId, value, false); } @Override public boolean isShortcutKey(int keyCode, KeyEvent event) { PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, true); return st.menu != null && st.menu.isShortcutKey(keyCode, event); } private void updateDrawable(int featureId, DrawableFeatureState st, boolean fromResume) { // Do nothing if the decor is not yet installed... an update will // need to be forced when we eventually become active. if (mContentParent == null) { return; } final int featureMask = 1 << featureId; if ((getFeatures() & featureMask) == 0 && !fromResume) { return; } Drawable drawable = null; if (st != null) { drawable = st.child; if (drawable == null) drawable = st.local; if (drawable == null) drawable = st.def; } if ((getLocalFeatures() & featureMask) == 0) { if (getContainer() != null) { if (isActive() || fromResume) { getContainer().setChildDrawable(featureId, drawable); } } } else if (st != null && (st.cur != drawable || st.curAlpha != st.alpha)) { // System.out.println("Drawable changed: old=" + st.cur // + ", new=" + drawable); st.cur = drawable; st.curAlpha = st.alpha; onDrawableChanged(featureId, drawable, st.alpha); } } private void updateInt(int featureId, int value, boolean fromResume) { // Do nothing if the decor is not yet installed... an update will // need to be forced when we eventually become active. if (mContentParent == null) { return; } final int featureMask = 1 << featureId; if ((getFeatures() & featureMask) == 0 && !fromResume) { return; } if ((getLocalFeatures() & featureMask) == 0) { if (getContainer() != null) { getContainer().setChildInt(featureId, value); } } else { onIntChanged(featureId, value); } } private ImageView getLeftIconView() { if (mLeftIconView != null) { return mLeftIconView; } if (mContentParent == null) { installDecor(); } return (mLeftIconView = (ImageView)findViewById(R.id.left_icon)); } @Override protected void dispatchWindowAttributesChanged(WindowManager.LayoutParams attrs) { super.dispatchWindowAttributesChanged(attrs); if (mDecor != null) { mDecor.updateColorViews(null /* insets */); } } private ProgressBar getCircularProgressBar(boolean shouldInstallDecor) { if (mCircularProgressBar != null) { return mCircularProgressBar; } if (mContentParent == null && shouldInstallDecor) { installDecor(); } mCircularProgressBar = (ProgressBar) findViewById(R.id.progress_circular); if (mCircularProgressBar != null) { mCircularProgressBar.setVisibility(View.INVISIBLE); } return mCircularProgressBar; } private ProgressBar getHorizontalProgressBar(boolean shouldInstallDecor) { if (mHorizontalProgressBar != null) { return mHorizontalProgressBar; } if (mContentParent == null && shouldInstallDecor) { installDecor(); } mHorizontalProgressBar = (ProgressBar) findViewById(R.id.progress_horizontal); if (mHorizontalProgressBar != null) { mHorizontalProgressBar.setVisibility(View.INVISIBLE); } return mHorizontalProgressBar; } private ImageView getRightIconView() { if (mRightIconView != null) { return mRightIconView; } if (mContentParent == null) { installDecor(); } return (mRightIconView = (ImageView)findViewById(R.id.right_icon)); } private void registerSwipeCallbacks() { SwipeDismissLayout swipeDismiss = (SwipeDismissLayout) findViewById(R.id.content); swipeDismiss.setOnDismissedListener(new SwipeDismissLayout.OnDismissedListener() { @Override public void onDismissed(SwipeDismissLayout layout) { dispatchOnWindowDismissed(); } }); swipeDismiss.setOnSwipeProgressChangedListener( new SwipeDismissLayout.OnSwipeProgressChangedListener() { private static final float ALPHA_DECREASE = 0.5f; private boolean mIsTranslucent = false; @Override public void onSwipeProgressChanged( SwipeDismissLayout layout, float progress, float translate) { WindowManager.LayoutParams newParams = getAttributes(); newParams.x = (int) translate; newParams.alpha = 1 - (progress * ALPHA_DECREASE); setAttributes(newParams); int flags = 0; if (newParams.x == 0) { flags = FLAG_FULLSCREEN; } else { flags = FLAG_LAYOUT_NO_LIMITS; } setFlags(flags, FLAG_FULLSCREEN | FLAG_LAYOUT_NO_LIMITS); } @Override public void onSwipeCancelled(SwipeDismissLayout layout) { WindowManager.LayoutParams newParams = getAttributes(); newParams.x = 0; newParams.alpha = 1; setAttributes(newParams); setFlags(FLAG_FULLSCREEN, FLAG_FULLSCREEN | FLAG_LAYOUT_NO_LIMITS); } }); } /** * Helper method for calling the {@link Callback#onPanelClosed(int, Menu)} * callback. This method will grab whatever extra state is needed for the * callback that isn't given in the parameters. If the panel is not open, * this will not perform the callback. * * @param featureId Feature ID of the panel that was closed. Must be given. * @param panel Panel that was closed. Optional but useful if there is no * menu given. * @param menu The menu that was closed. Optional, but give if you have. */ private void callOnPanelClosed(int featureId, PanelFeatureState panel, Menu menu) { final Callback cb = getCallback(); if (cb == null) return; // Try to get a menu if (menu == null) { // Need a panel to grab the menu, so try to get that if (panel == null) { if ((featureId >= 0) && (featureId < mPanels.length)) { panel = mPanels[featureId]; } } if (panel != null) { // menu still may be null, which is okay--we tried our best menu = panel.menu; } } // If the panel is not open, do not callback if ((panel != null) && (!panel.isOpen)) return; if (!isDestroyed()) { cb.onPanelClosed(featureId, menu); } } /** * Helper method for adding launch-search to most applications. Opens the * search window using default settings. * * @return true if search window opened */ private boolean launchDefaultSearch() { boolean result; final Callback cb = getCallback(); if (cb == null || isDestroyed()) { result = false; } else { sendCloseSystemWindows("search"); result = cb.onSearchRequested(); } if (!result && (getContext().getResources().getConfiguration().uiMode & Configuration.UI_MODE_TYPE_MASK) == Configuration.UI_MODE_TYPE_TELEVISION) { // On TVs, if the app doesn't implement search, we want to launch assist. return ((SearchManager)getContext().getSystemService(Context.SEARCH_SERVICE)) .launchAssistAction(0, null, UserHandle.myUserId()); } return result; } @Override public void setVolumeControlStream(int streamType) { mVolumeControlStreamType = streamType; } @Override public int getVolumeControlStream() { return mVolumeControlStreamType; } @Override public void setMediaController(MediaController controller) { mMediaController = controller; } @Override public MediaController getMediaController() { return mMediaController; } private boolean isTranslucent() { TypedArray a = getWindowStyle(); return a.getBoolean(a.getResourceId( R.styleable.Window_windowIsTranslucent, 0), false); } @Override public void setEnterTransition(Transition enterTransition) { mEnterTransition = enterTransition; } @Override public void setReturnTransition(Transition transition) { mReturnTransition = transition; } @Override public void setExitTransition(Transition exitTransition) { mExitTransition = exitTransition; } @Override public void setReenterTransition(Transition transition) { mReenterTransition = transition; } @Override public void setSharedElementEnterTransition(Transition sharedElementEnterTransition) { mSharedElementEnterTransition = sharedElementEnterTransition; } @Override public void setSharedElementReturnTransition(Transition transition) { mSharedElementReturnTransition = transition; } @Override public void setSharedElementExitTransition(Transition sharedElementExitTransition) { mSharedElementExitTransition = sharedElementExitTransition; } @Override public void setSharedElementReenterTransition(Transition transition) { mSharedElementReenterTransition = transition; } @Override public Transition getEnterTransition() { return mEnterTransition; } @Override public Transition getReturnTransition() { return mReturnTransition == USE_DEFAULT_TRANSITION ? getEnterTransition() : mReturnTransition; } @Override public Transition getExitTransition() { return mExitTransition; } @Override public Transition getReenterTransition() { return mReenterTransition == USE_DEFAULT_TRANSITION ? getExitTransition() : mReenterTransition; } @Override public Transition getSharedElementEnterTransition() { return mSharedElementEnterTransition; } @Override public Transition getSharedElementReturnTransition() { return mSharedElementReturnTransition == USE_DEFAULT_TRANSITION ? getSharedElementEnterTransition() : mSharedElementReturnTransition; } @Override public Transition getSharedElementExitTransition() { return mSharedElementExitTransition; } @Override public Transition getSharedElementReenterTransition() { return mSharedElementReenterTransition == USE_DEFAULT_TRANSITION ? getSharedElementExitTransition() : mSharedElementReenterTransition; } @Override public void setAllowEnterTransitionOverlap(boolean allow) { mAllowEnterTransitionOverlap = allow; } @Override public boolean getAllowEnterTransitionOverlap() { return (mAllowEnterTransitionOverlap == null) ? true : mAllowEnterTransitionOverlap; } @Override public void setAllowReturnTransitionOverlap(boolean allowExitTransitionOverlap) { mAllowReturnTransitionOverlap = allowExitTransitionOverlap; } @Override public boolean getAllowReturnTransitionOverlap() { return (mAllowReturnTransitionOverlap == null) ? true : mAllowReturnTransitionOverlap; } @Override public long getTransitionBackgroundFadeDuration() { return (mBackgroundFadeDurationMillis < 0) ? DEFAULT_BACKGROUND_FADE_DURATION_MS : mBackgroundFadeDurationMillis; } @Override public void setTransitionBackgroundFadeDuration(long fadeDurationMillis) { if (fadeDurationMillis < 0) { throw new IllegalArgumentException("negative durations are not allowed"); } mBackgroundFadeDurationMillis = fadeDurationMillis; } @Override public void setSharedElementsUseOverlay(boolean sharedElementsUseOverlay) { mSharedElementsUseOverlay = sharedElementsUseOverlay; } @Override public boolean getSharedElementsUseOverlay() { return (mSharedElementsUseOverlay == null) ? true : mSharedElementsUseOverlay; } private static final class DrawableFeatureState { DrawableFeatureState(int _featureId) { featureId = _featureId; } final int featureId; int resid; Uri uri; Drawable local; Drawable child; Drawable def; Drawable cur; int alpha = 255; int curAlpha = 255; } private static final class PanelFeatureState { /** Feature ID for this panel. */ int featureId; // Information pulled from the style for this panel. int background; /** The background when the panel spans the entire available width. */ int fullBackground; int gravity; int x; int y; int windowAnimations; /** Dynamic state of the panel. */ DecorView decorView; /** The panel that was returned by onCreatePanelView(). */ View createdPanelView; /** The panel that we are actually showing. */ View shownPanelView; /** Use {@link #setMenu} to set this. */ MenuBuilder menu; IconMenuPresenter iconMenuPresenter; ListMenuPresenter listMenuPresenter; /** true if this menu will show in single-list compact mode */ boolean isCompact; /** Theme resource ID for list elements of the panel menu */ int listPresenterTheme; /** * Whether the panel has been prepared (see * {@link PhoneWindow#preparePanel}). */ boolean isPrepared; /** * Whether an item's action has been performed. This happens in obvious * scenarios (user clicks on menu item), but can also happen with * chording menu+(shortcut key). */ boolean isHandled; boolean isOpen; /** * True if the menu is in expanded mode, false if the menu is in icon * mode */ boolean isInExpandedMode; public boolean qwertyMode; boolean refreshDecorView; boolean refreshMenuContent; boolean wasLastOpen; boolean wasLastExpanded; /** * Contains the state of the menu when told to freeze. */ Bundle frozenMenuState; /** * Contains the state of associated action views when told to freeze. * These are saved across invalidations. */ Bundle frozenActionViewState; PanelFeatureState(int featureId) { this.featureId = featureId; refreshDecorView = false; } public boolean isInListMode() { return isInExpandedMode || isCompact; } public boolean hasPanelItems() { if (shownPanelView == null) return false; if (createdPanelView != null) return true; if (isCompact || isInExpandedMode) { return listMenuPresenter.getAdapter().getCount() > 0; } else { return ((ViewGroup) shownPanelView).getChildCount() > 0; } } /** * Unregister and free attached MenuPresenters. They will be recreated as needed. */ public void clearMenuPresenters() { if (menu != null) { menu.removeMenuPresenter(iconMenuPresenter); menu.removeMenuPresenter(listMenuPresenter); } iconMenuPresenter = null; listMenuPresenter = null; } void setStyle(Context context) { TypedArray a = context.obtainStyledAttributes(R.styleable.Theme); background = a.getResourceId( R.styleable.Theme_panelBackground, 0); fullBackground = a.getResourceId( R.styleable.Theme_panelFullBackground, 0); windowAnimations = a.getResourceId( R.styleable.Theme_windowAnimationStyle, 0); isCompact = a.getBoolean( R.styleable.Theme_panelMenuIsCompact, false); listPresenterTheme = a.getResourceId( R.styleable.Theme_panelMenuListTheme, R.style.Theme_ExpandedMenu); a.recycle(); } void setMenu(MenuBuilder menu) { if (menu == this.menu) return; if (this.menu != null) { this.menu.removeMenuPresenter(iconMenuPresenter); this.menu.removeMenuPresenter(listMenuPresenter); } this.menu = menu; if (menu != null) { if (iconMenuPresenter != null) menu.addMenuPresenter(iconMenuPresenter); if (listMenuPresenter != null) menu.addMenuPresenter(listMenuPresenter); } } MenuView getListMenuView(Context context, MenuPresenter.Callback cb) { if (menu == null) return null; if (!isCompact) { getIconMenuView(context, cb); // Need this initialized to know where our offset goes } if (listMenuPresenter == null) { listMenuPresenter = new ListMenuPresenter( R.layout.list_menu_item_layout, listPresenterTheme); listMenuPresenter.setCallback(cb); listMenuPresenter.setId(R.id.list_menu_presenter); menu.addMenuPresenter(listMenuPresenter); } if (iconMenuPresenter != null) { listMenuPresenter.setItemIndexOffset( iconMenuPresenter.getNumActualItemsShown()); } MenuView result = listMenuPresenter.getMenuView(decorView); return result; } MenuView getIconMenuView(Context context, MenuPresenter.Callback cb) { if (menu == null) return null; if (iconMenuPresenter == null) { iconMenuPresenter = new IconMenuPresenter(context); iconMenuPresenter.setCallback(cb); iconMenuPresenter.setId(R.id.icon_menu_presenter); menu.addMenuPresenter(iconMenuPresenter); } MenuView result = iconMenuPresenter.getMenuView(decorView); return result; } Parcelable onSaveInstanceState() { SavedState savedState = new SavedState(); savedState.featureId = featureId; savedState.isOpen = isOpen; savedState.isInExpandedMode = isInExpandedMode; if (menu != null) { savedState.menuState = new Bundle(); menu.savePresenterStates(savedState.menuState); } return savedState; } void onRestoreInstanceState(Parcelable state) { SavedState savedState = (SavedState) state; featureId = savedState.featureId; wasLastOpen = savedState.isOpen; wasLastExpanded = savedState.isInExpandedMode; frozenMenuState = savedState.menuState; /* * A LocalActivityManager keeps the same instance of this class around. * The first time the menu is being shown after restoring, the * Activity.onCreateOptionsMenu should be called. But, if it is the * same instance then menu != null and we won't call that method. * We clear any cached views here. The caller should invalidatePanelMenu. */ createdPanelView = null; shownPanelView = null; decorView = null; } void applyFrozenState() { if (menu != null && frozenMenuState != null) { menu.restorePresenterStates(frozenMenuState); frozenMenuState = null; } } private static class SavedState implements Parcelable { int featureId; boolean isOpen; boolean isInExpandedMode; Bundle menuState; public int describeContents() { return 0; } public void writeToParcel(Parcel dest, int flags) { dest.writeInt(featureId); dest.writeInt(isOpen ? 1 : 0); dest.writeInt(isInExpandedMode ? 1 : 0); if (isOpen) { dest.writeBundle(menuState); } } private static SavedState readFromParcel(Parcel source) { SavedState savedState = new SavedState(); savedState.featureId = source.readInt(); savedState.isOpen = source.readInt() == 1; savedState.isInExpandedMode = source.readInt() == 1; if (savedState.isOpen) { savedState.menuState = source.readBundle(); } return savedState; } public static final Parcelable.Creator CREATOR = new Parcelable.Creator() { public SavedState createFromParcel(Parcel in) { return readFromParcel(in); } public SavedState[] newArray(int size) { return new SavedState[size]; } }; } } static class RotationWatcher extends IRotationWatcher.Stub { private Handler mHandler; private final Runnable mRotationChanged = new Runnable() { public void run() { dispatchRotationChanged(); } }; private final ArrayList> mWindows = new ArrayList>(); private boolean mIsWatching; @Override public void onRotationChanged(int rotation) throws RemoteException { mHandler.post(mRotationChanged); } public void addWindow(PhoneWindow phoneWindow) { synchronized (mWindows) { if (!mIsWatching) { try { WindowManagerHolder.sWindowManager.watchRotation(this); mHandler = new Handler(); mIsWatching = true; } catch (RemoteException ex) { Log.e(TAG, "Couldn't start watching for device rotation", ex); } } mWindows.add(new WeakReference(phoneWindow)); } } public void removeWindow(PhoneWindow phoneWindow) { synchronized (mWindows) { int i = 0; while (i < mWindows.size()) { final WeakReference ref = mWindows.get(i); final PhoneWindow win = ref.get(); if (win == null || win == phoneWindow) { mWindows.remove(i); } else { i++; } } } } void dispatchRotationChanged() { synchronized (mWindows) { int i = 0; while (i < mWindows.size()) { final WeakReference ref = mWindows.get(i); final PhoneWindow win = ref.get(); if (win != null) { win.onOptionsPanelRotationChanged(); i++; } else { mWindows.remove(i); } } } } } /** * Simple implementation of MenuBuilder.Callback that: *

  • Opens a submenu when selected. *
  • Calls back to the callback's onMenuItemSelected when an item is * selected. */ private final class DialogMenuCallback implements MenuBuilder.Callback, MenuPresenter.Callback { private int mFeatureId; private MenuDialogHelper mSubMenuHelper; public DialogMenuCallback(int featureId) { mFeatureId = featureId; } public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) { if (menu.getRootMenu() != menu) { onCloseSubMenu(menu); } if (allMenusAreClosing) { Callback callback = getCallback(); if (callback != null && !isDestroyed()) { callback.onPanelClosed(mFeatureId, menu); } if (menu == mContextMenu) { dismissContextMenu(); } // Dismiss the submenu, if it is showing if (mSubMenuHelper != null) { mSubMenuHelper.dismiss(); mSubMenuHelper = null; } } } public void onCloseSubMenu(MenuBuilder menu) { Callback callback = getCallback(); if (callback != null && !isDestroyed()) { callback.onPanelClosed(mFeatureId, menu.getRootMenu()); } } public boolean onMenuItemSelected(MenuBuilder menu, MenuItem item) { Callback callback = getCallback(); return (callback != null && !isDestroyed()) && callback.onMenuItemSelected(mFeatureId, item); } public void onMenuModeChange(MenuBuilder menu) { } public boolean onOpenSubMenu(MenuBuilder subMenu) { if (subMenu == null) return false; // Set a simple callback for the submenu subMenu.setCallback(this); // The window manager will give us a valid window token mSubMenuHelper = new MenuDialogHelper(subMenu); mSubMenuHelper.show(null); return true; } } void sendCloseSystemWindows() { PhoneWindowManager.sendCloseSystemWindows(getContext(), null); } void sendCloseSystemWindows(String reason) { PhoneWindowManager.sendCloseSystemWindows(getContext(), reason); } @Override public int getStatusBarColor() { return mStatusBarColor; } @Override public void setStatusBarColor(int color) { mStatusBarColor = color; mForcedStatusBarColor = true; if (mDecor != null) { mDecor.updateColorViews(null); } } @Override public int getNavigationBarColor() { return mNavigationBarColor; } @Override public void setNavigationBarColor(int color) { mNavigationBarColor = color; mForcedNavigationBarColor = true; if (mDecor != null) { mDecor.updateColorViews(null); } } }