/* * * 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 com.android.internal.view.menu.ContextMenuBuilder;import com.android.internal.view.menu.MenuBuilder;import com.android.internal.view.menu.MenuDialogHelper;import com.android.internal.view.menu.MenuView;import com.android.internal.view.menu.SubMenuBuilder;import android.app.KeyguardManager;import android.content.ActivityNotFoundException;import android.content.Context;import android.content.Intent;import android.content.res.Configuration;import android.content.res.TypedArray;import android.graphics.Canvas;import android.graphics.Paint;import android.graphics.PixelFormat;import android.graphics.Rect;import android.graphics.drawable.Drawable;import android.media.AudioManager;import android.net.Uri;import android.os.Bundle;import android.os.Handler;import android.os.Message;import android.os.Parcel;import android.os.Parcelable;import android.os.SystemClock;import android.util.AndroidRuntimeException;import android.util.Config;import android.util.EventLog;import android.util.Log;import android.util.SparseArray;import android.view.Gravity;import android.view.HapticFeedbackConstants;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.View;import android.view.ViewConfiguration;import android.view.ViewGroup;import static android.view.ViewGroup.LayoutParams.FILL_PARENT;import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT;import android.view.ViewManager;import android.view.VolumePanel;import android.view.Window;import android.view.WindowManager;import static android.view.WindowManager.LayoutParams.FLAG_FULLSCREEN;import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR;import android.view.animation.Animation;import android.view.animation.AnimationUtils;import android.view.inputmethod.InputMethodManager;import android.widget.FrameLayout;import android.widget.ImageView;import android.widget.ProgressBar;import android.widget.TextView;/** * Android-specific Window. * <p> * 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; /** * Simple callback used by the context menu and its submenus. The options * menu submenus do not use this (their behavior is more complex). */ ContextMenuCallback mContextMenuCallback = new ContextMenuCallback(FEATURE_CONTEXT_MENU); // 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 boolean mIsFloating; private LayoutInflater mLayoutInflater; private TextView mTitleView; 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 Drawable mBackgroundDrawable; private int mFrameResource = 0; private int mTextColor = 0; private CharSequence mTitle = null; private int mTitleColor = 0; private ContextMenuBuilder mContextMenu; private MenuDialogHelper mContextMenuHelper; private int mVolumeControlStreamType = AudioManager.USE_DEFAULT_STREAM_TYPE; private long mVolumeKeyUpTime; private KeyguardManager mKeyguardManager = null; private boolean mSearchKeyDownReceived; private boolean mKeycodeCallTimeoutActive = false; private boolean mKeycodeCameraTimeoutActive = false; static final int MSG_MENU_LONG_PRESS = 1; static final int MSG_CALL_LONG_PRESS = 2; static final int MSG_CAMERA_LONG_PRESS = 3; private final Handler mKeycodeMenuTimeoutHandler = new Handler() { @Override public void handleMessage(Message msg) { switch (msg.what) { case MSG_MENU_LONG_PRESS: { if (mPanelChordingKey == 0) return; mPanelChordingKey = 0; mDecor.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); InputMethodManager imm = (InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE); if (imm != null) { imm.showSoftInputUnchecked(InputMethodManager.SHOW_FORCED); } } break; case MSG_CALL_LONG_PRESS: { if (!mKeycodeCallTimeoutActive) return; mKeycodeCallTimeoutActive = false; mDecor.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); // launch the VoiceDialer Intent intent = new Intent(Intent.ACTION_VOICE_COMMAND); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); try { sendCloseSystemWindows(); getContext().startActivity(intent); } catch (ActivityNotFoundException e) { startCallActivity(); } } break; case MSG_CAMERA_LONG_PRESS: { if (!mKeycodeCameraTimeoutActive) return; mKeycodeCameraTimeoutActive = false; mDecor.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); // Broadcast an intent that the Camera button was longpressed Intent intent = new Intent(Intent.ACTION_CAMERA_BUTTON, null); intent.putExtra(Intent.EXTRA_KEY_EVENT, (KeyEvent) msg.obj); getContext().sendOrderedBroadcast(intent, null); } break; } } }; 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(); if ((features != DEFAULT_FEATURES) && (featureId == FEATURE_CUSTOM_TITLE)) { /* Another feature is enabled and the user is trying to enable the custom title feature */ throw new AndroidRuntimeException("You cannot combine custom titles with other title features"); } if (((features & (1 << FEATURE_CUSTOM_TITLE)) != 0) && (featureId != FEATURE_CUSTOM_TITLE)) { /* 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"); } /* FEATURE_OPENGL disabled for 1.0 if (featureId == FEATURE_OPENGL) { getAttributes().memoryType = WindowManager.LayoutParams.MEMORY_TYPE_GPU; } */ return super.requestFeature(featureId); } @Override public void setContentView(int layoutResID) { if (mContentParent == null) { installDecor(); } else { mContentParent.removeAllViews(); } mLayoutInflater.inflate(layoutResID, mContentParent); final Callback cb = getCallback(); if (cb != null) { cb.onContentChanged(); } } @Override public void setContentView(View view) { setContentView(view, new ViewGroup.LayoutParams(FILL_PARENT, FILL_PARENT)); } @Override public void setContentView(View view, ViewGroup.LayoutParams params) { if (mContentParent == null) { installDecor(); } else { mContentParent.removeAllViews(); } mContentParent.addView(view, params); final Callback cb = getCallback(); if (cb != null) { cb.onContentChanged(); } } @Override public void addContentView(View view, ViewGroup.LayoutParams params) { if (mContentParent == null) { installDecor(); } mContentParent.addView(view, params); final Callback cb = getCallback(); if (cb != null) { cb.onContentChanged(); } } @Override public View getCurrentFocus() { return mDecor != null ? mDecor.findFocus() : null; } @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); } mTitle = title; } @Override 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) { // 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); } if (st.createdPanelView == null) { // Init the panel state's menu--return false if init failed if (st.menu == null) { if (!initializePanelMenu(st) || (st.menu == null)) { return false; } // Call callback, and return if it doesn't want to display menu if ((cb == null) || !cb.onCreatePanelMenu(st.featureId, st.menu)) { // Ditch the menu created above st.menu = null; return false; } } // Callback and return if the callback does not want to show the menu if (!cb.onPreparePanel(st.featureId, st.createdPanelView, st.menu)) { return false; } // Set the proper keymap KeyCharacterMap kmap = KeyCharacterMap.load(event != null ? event.getDeviceId() : 0); st.qwertyMode = kmap.getKeyboardType() != KeyCharacterMap.NUMERIC; st.menu.setQwertyMode(st.qwertyMode); } // Set other state st.isPrepared = true; st.isHandled = false; mPreparedPanel = st; return true; } @Override public void onConfigurationChanged(Configuration newConfig) { PanelFeatureState st = getPanelState(FEATURE_OPTIONS_PANEL, false); if ((st != null) && (st.menu != null)) { final MenuBuilder menuBuilder = (MenuBuilder) st.menu; if (st.isOpen) { // Freeze state final Bundle state = new Bundle(); menuBuilder.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 menuBuilder.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; ((MenuBuilder) st.menu).clearMenuViews(); } @Override public final void openPanel(int featureId, KeyEvent event) { openPanel(getPanelState(featureId, true), event); } private void openPanel(PanelFeatureState st, KeyEvent event) { // System.out.println("Open panel: isOpen=" + st.isOpen); // Already open, return if (st.isOpen) { 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; } 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.shownPanelView == null)) { 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.FILL_PARENT) { // If the contents is fill parent for the width, set the // corresponding background backgroundResId = st.fullBackground; } else { // Otherwise, set the normal panel background backgroundResId = st.background; } st.decorView.setWindowBackground(getContext().getResources().getDrawable( backgroundResId)); 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(); } } st.isOpen = true; st.isHandled = false; WindowManager.LayoutParams lp = new WindowManager.LayoutParams( WRAP_CONTENT, WRAP_CONTENT, st.x, st.y, WindowManager.LayoutParams.TYPE_APPLICATION_PANEL, WindowManager.LayoutParams.FLAG_DITHER | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM, st.decorView.mDefaultOpacity); lp.gravity = st.gravity; lp.windowAnimations = st.windowAnimations; wm.addView(st.decorView, lp); // Log.v(TAG, "Adding main menu to window manager."); } @Override public final void closePanel(int featureId) { 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); 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 (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; } } @Override public final void togglePanel(int featureId, KeyEvent event) { PanelFeatureState st = getPanelState(featureId, true); if (st.isOpen) { closePanel(st, true); } else { openPanel(st, event); } } /** * 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) { // The panel key was pushed, so set the chording key mPanelChordingKey = event.getKeyCode(); PanelFeatureState st = getPanelState(featureId, true); if (!st.isOpen) { if (getContext().getResources().getConfiguration().keyboard == Configuration.KEYBOARD_NOKEYS) { mKeycodeMenuTimeoutHandler.removeMessages(MSG_MENU_LONG_PRESS); mKeycodeMenuTimeoutHandler.sendMessageDelayed( mKeycodeMenuTimeoutHandler.obtainMessage(MSG_MENU_LONG_PRESS), ViewConfiguration.getLongPressTimeout()); } 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; mKeycodeMenuTimeoutHandler.removeMessages(MSG_MENU_LONG_PRESS); boolean playSoundEffect = false; PanelFeatureState st = getPanelState(featureId, true); 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) { // 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; if ((flags & Menu.FLAG_PERFORM_NO_CLOSE) == 0) { 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); 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) { final PanelFeatureState panel = findMenuPanel(menu.getRootMenu()); if (panel != null) { return cb.onMenuItemSelected(panel.featureId, item); } } return false; } public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) { final PanelFeatureState panel = findMenuPanel(menu); if (panel != null) { // Close the panel and only do the callback if the menu is being // closed // completely, not if opening a sub menu closePanel(panel, allMenusAreClosing); } } public void onCloseSubMenu(SubMenuBuilder subMenu) { final Menu parentMenu = subMenu.getRootMenu(); final PanelFeatureState panel = findMenuPanel(parentMenu); // Callback if (panel != null) { callOnPanelClosed(panel.featureId, panel, parentMenu); closePanel(panel, true); } } public boolean onSubMenuSelected(final SubMenuBuilder subMenu) { if (!subMenu.hasVisibleItems()) { return true; } // The window manager will give us a valid window token new MenuDialogHelper(subMenu).show(null); return true; } public void onMenuModeChange(MenuBuilder menu) { reopenMenu(true); } private void reopenMenu(boolean toggleMenuMode) { 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) { final MenuBuilder menu = new MenuBuilder(getContext()); 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()); return true; } /** * 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; } final MenuBuilder menu = (MenuBuilder)st.menu; if (menu == null) { return false; } st.shownPanelView = menu.getMenuView((st.isInExpandedMode) ? MenuBuilder.TYPE_EXPANDED : MenuBuilder.TYPE_ICON, st.decorView); if (st.shownPanelView != null) { // Use the menu View's default animations if it has any final int defaultAnimations = ((MenuView) st.shownPanelView).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; mBackgroundDrawable = drawable; if (mDecor != null) { mDecor.setWindowBackground(drawable); } } } @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().getResources().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(com.android.internal.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) { int level = horizontalProgressBar.getProgress(); int visibility = (horizontalProgressBar.isIndeterminate() || level < 10000) ? View.VISIBLE : View.INVISIBLE; horizontalProgressBar.setVisibility(visibility); } if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0) { circularProgressBar.setVisibility(View.VISIBLE); } } else if (value == PROGRESS_VISIBILITY_OFF) { if ((features & (1 << FEATURE_PROGRESS)) != 0) { horizontalProgressBar.setVisibility(View.GONE); } if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0) { circularProgressBar.setVisibility(View.GONE); } } else if (value == PROGRESS_INDETERMINATE_ON) { horizontalProgressBar.setIndeterminate(true); } else if (value == PROGRESS_INDETERMINATE_OFF) { horizontalProgressBar.setIndeterminate(false); } 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. horizontalProgressBar.setProgress(value - PROGRESS_START); if (value < PROGRESS_END) { showProgressBars(horizontalProgressBar, circularProgressBar); } else { hideProgressBars(horizontalProgressBar, circularProgressBar); } } else if (PROGRESS_SECONDARY_START <= value && value <= PROGRESS_SECONDARY_END) { horizontalProgressBar.setSecondaryProgress(value - PROGRESS_SECONDARY_START); showProgressBars(horizontalProgressBar, circularProgressBar); } } private void showProgressBars(ProgressBar horizontalProgressBar, ProgressBar spinnyProgressBar) { final int features = getLocalFeatures(); if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0 && 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.getProgress() < 10000) { horizontalProgressBar.setVisibility(View.VISIBLE); } } private void hideProgressBars(ProgressBar horizontalProgressBar, ProgressBar spinnyProgressBar) { final int features = getLocalFeatures(); Animation anim = AnimationUtils.loadAnimation(getContext(), com.android.internal.R.anim.fade_out); anim.setDuration(1000); if ((features & (1 << FEATURE_INDETERMINATE_PROGRESS)) != 0 && spinnyProgressBar.getVisibility() == View.VISIBLE) { spinnyProgressBar.startAnimation(anim); spinnyProgressBar.setVisibility(View.INVISIBLE); } if ((features & (1 << FEATURE_PROGRESS)) != 0 && horizontalProgressBar.getVisibility() == View.VISIBLE) { horizontalProgressBar.startAnimation(anim); horizontalProgressBar.setVisibility(View.INVISIBLE); } } /** * 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 superDispatchTouchEvent(MotionEvent event) { return mDecor.superDispatchTouchEvent(event); } @Override public boolean superDispatchTrackballEvent(MotionEvent event) { return mDecor.superDispatchTrackballEvent(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) { switch (keyCode) { case KeyEvent.KEYCODE_VOLUME_UP: case KeyEvent.KEYCODE_VOLUME_DOWN: { AudioManager audioManager = (AudioManager) getContext().getSystemService( Context.AUDIO_SERVICE); if (audioManager != null) { /* * Adjust the volume in on key down since it is more * responsive to the user. */ audioManager.adjustSuggestedStreamVolume( keyCode == KeyEvent.KEYCODE_VOLUME_UP ? AudioManager.ADJUST_RAISE : AudioManager.ADJUST_LOWER, mVolumeControlStreamType, AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_VIBRATE); } return true; } case KeyEvent.KEYCODE_MUTE: case KeyEvent.KEYCODE_HEADSETHOOK: case KeyEvent.KEYCODE_PLAYPAUSE: case KeyEvent.KEYCODE_STOP: case KeyEvent.KEYCODE_NEXTSONG: case KeyEvent.KEYCODE_PREVIOUSSONG: case KeyEvent.KEYCODE_REWIND: case KeyEvent.KEYCODE_FORWARD: { Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON, null); intent.putExtra(Intent.EXTRA_KEY_EVENT, event); getContext().sendOrderedBroadcast(intent, null); return true; } case KeyEvent.KEYCODE_CAMERA: { if (getKeyguardManager().inKeyguardRestrictedInputMode()) { break; } if (event.getRepeatCount() > 0) break; mKeycodeCameraTimeoutActive = true; mKeycodeMenuTimeoutHandler.removeMessages(MSG_CAMERA_LONG_PRESS); Message message = mKeycodeMenuTimeoutHandler.obtainMessage(MSG_CAMERA_LONG_PRESS); message.obj = event; mKeycodeMenuTimeoutHandler.sendMessageDelayed(message, ViewConfiguration.getLongPressTimeout()); return true; } case KeyEvent.KEYCODE_MENU: { if (event.getRepeatCount() > 0) break; onKeyDownPanel((featureId < 0) ? FEATURE_OPTIONS_PANEL : featureId, event); return true; } case KeyEvent.KEYCODE_BACK: { if (event.getRepeatCount() > 0) break; if (featureId < 0) break; 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; } case KeyEvent.KEYCODE_CALL: { if (getKeyguardManager().inKeyguardRestrictedInputMode()) { break; } if (event.getRepeatCount() > 0) break; mKeycodeCallTimeoutActive = true; mKeycodeMenuTimeoutHandler.removeMessages(MSG_CALL_LONG_PRESS); mKeycodeMenuTimeoutHandler.sendMessageDelayed( mKeycodeMenuTimeoutHandler.obtainMessage(MSG_CALL_LONG_PRESS), ViewConfiguration.getLongPressTimeout()); return true; } case KeyEvent.KEYCODE_SEARCH: { if (event.getRepeatCount() == 0) { mSearchKeyDownReceived = true; } break; } } return false; } /** * @return A handle to the keyguard manager. */ private KeyguardManager getKeyguardManager() { if (mKeyguardManager == null) { mKeyguardManager = (KeyguardManager) getContext().getSystemService(Context.KEYGUARD_SERVICE); } return mKeyguardManager; } /** * 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) { switch (keyCode) { case KeyEvent.KEYCODE_VOLUME_UP: case KeyEvent.KEYCODE_VOLUME_DOWN: { AudioManager audioManager = (AudioManager) getContext().getSystemService( Context.AUDIO_SERVICE); if (audioManager != null) { /* * Play a sound. This is done on key up since we don't want the * sound to play when a user holds down volume down to mute. */ audioManager.adjustSuggestedStreamVolume( AudioManager.ADJUST_SAME, mVolumeControlStreamType, AudioManager.FLAG_PLAY_SOUND); mVolumeKeyUpTime = SystemClock.uptimeMillis(); } return true; } case KeyEvent.KEYCODE_MENU: { onKeyUpPanel(featureId < 0 ? FEATURE_OPTIONS_PANEL : featureId, event); return true; } case KeyEvent.KEYCODE_HEADSETHOOK: case KeyEvent.KEYCODE_PLAYPAUSE: case KeyEvent.KEYCODE_STOP: case KeyEvent.KEYCODE_NEXTSONG: case KeyEvent.KEYCODE_PREVIOUSSONG: case KeyEvent.KEYCODE_REWIND: case KeyEvent.KEYCODE_FORWARD: { Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON, null); intent.putExtra(Intent.EXTRA_KEY_EVENT, event); getContext().sendOrderedBroadcast(intent, null); return true; } case KeyEvent.KEYCODE_CAMERA: { if (getKeyguardManager().inKeyguardRestrictedInputMode()) { break; } if (event.getRepeatCount() > 0) break; // Can a key up event repeat? mKeycodeMenuTimeoutHandler.removeMessages(MSG_CAMERA_LONG_PRESS); if (!mKeycodeCameraTimeoutActive) break; mKeycodeCameraTimeoutActive = false; // Add short press behavior here if desired return true; } case KeyEvent.KEYCODE_CALL: { if (getKeyguardManager().inKeyguardRestrictedInputMode()) { break; } if (event.getRepeatCount() > 0) break; mKeycodeMenuTimeoutHandler.removeMessages(MSG_CALL_LONG_PRESS); if (!mKeycodeCallTimeoutActive) break; mKeycodeCallTimeoutActive = false; startCallActivity(); return true; } case KeyEvent.KEYCODE_SEARCH: { /* * Do this in onKeyUp since the Search key is also used for * chording quick launch shortcuts. */ if (getKeyguardManager().inKeyguardRestrictedInputMode() || !mSearchKeyDownReceived) { break; } mSearchKeyDownReceived = false; launchDefaultSearch(); return true; } } return false; } private void startCallActivity() { sendCloseSystemWindows(); Intent intent = new Intent(Intent.ACTION_CALL_BUTTON); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); getContext().startActivity(intent); } @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"; /** {@inheritDoc} */ @Override public Bundle saveHierarchyState() { Bundle outState = new Bundle(); if (mContentParent == null) { return outState; } SparseArray<Parcelable> states = new SparseArray<Parcelable>(); 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 (Config.LOGD) { Log.d(TAG, "couldn't save which view has focus because the focused view " + focusedView + " has no id."); } } } // save the panels SparseArray<Parcelable> panelStates = new SparseArray<Parcelable>(); savePanelState(panelStates); if (panelStates.size() > 0) { outState.putSparseParcelableArray(PANELS_TAG, panelStates); } return outState; } /** {@inheritDoc} */ @Override public void restoreHierarchyState(Bundle savedInstanceState) { if (mContentParent == null) { return; } SparseArray<Parcelable> 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<Parcelable> panelStates = savedInstanceState.getSparseParcelableArray(PANELS_TAG); if (panelStates != null) { restorePanelState(panelStates); } } /** * 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<Parcelable> 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<Parcelable> icicles) { PanelFeatureState st; for (int curFeatureId = icicles.size() - 1; curFeatureId >= 0; curFeatureId--) { 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)); } /* * 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]; if ((st != null) && st.isOpen) { // Clear st.isOpen (openPanel will not open if it's already open) st.isOpen = false; openPanel(st, null); } } } private final class DecorView extends FrameLayout { /* 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 final Paint mBlackPaint = new Paint(); private boolean mChanging; private Drawable mMenuBackground; private boolean mWatchingForMenu; private int mDownY; public DecorView(Context context, int featureId) { super(context); mFeatureId = featureId; mBlackPaint.setColor(0xFF000000); } @Override public boolean dispatchKeyEvent(KeyEvent event) { final int keyCode = event.getKeyCode(); final boolean isDown = event.getAction() == KeyEvent.ACTION_DOWN; /* * If the user hits another key within the play sound delay, then * cancel the sound */ if (keyCode != KeyEvent.KEYCODE_VOLUME_DOWN && keyCode != KeyEvent.KEYCODE_VOLUME_UP && mVolumeKeyUpTime + VolumePanel.PLAY_SOUND_DELAY > SystemClock.uptimeMillis()) { /* * The user has hit another key during the delay (e.g., 300ms) * since the last volume key up, so cancel any sounds. */ AudioManager audioManager = (AudioManager) getContext().getSystemService( Context.AUDIO_SERVICE); if (audioManager != null) { audioManager.adjustSuggestedStreamVolume(AudioManager.ADJUST_SAME, mVolumeControlStreamType, AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE); } } 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)) { // Perform the shortcut (mPreparedPanel can be null since // global shortcuts (such as search) don't rely on a // prepared panel or menu). boolean handled = performPanelShortcut(mPreparedPanel, keyCode, event, Menu.FLAG_PERFORM_NO_CLOSE); if (!handled) { /* * If not handled, then pass it to the view hierarchy * and anyone else that may be interested. */ handled = dispatchKeyShortcutEvent(event); if (handled && mPreparedPanel != null) { mPreparedPanel.isHandled = true; } } 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; } } } 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 dispatchTouchEvent(MotionEvent ev) { final Callback cb = getCallback(); return cb != null && mFeatureId < 0 ? cb.dispatchTouchEvent(ev) : super .dispatchTouchEvent(ev); } @Override public boolean dispatchTrackballEvent(MotionEvent ev) { final Callback cb = getCallback(); return cb != null && mFeatureId < 0 ? cb.dispatchTrackballEvent(ev) : super .dispatchTrackballEvent(ev); } public boolean superDispatchKeyEvent(KeyEvent event) { return super.dispatchKeyEvent(event); } public boolean superDispatchTouchEvent(MotionEvent event) { return super.dispatchTouchEvent(event); } public boolean superDispatchTrackballEvent(MotionEvent event) { return super.dispatchTrackballEvent(event); } @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 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.FILL_PARENT) { mMenuBackground = getContext().getResources().getDrawable( com.android.internal.R.drawable.menu_background); } if (mMenuBackground != null) { mMenuBackground.setBounds(drawingBounds.left, drawingBounds.bottom-6, drawingBounds.right, drawingBounds.bottom+20); } } } return changed; } @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(); } mContextMenuHelper = mContextMenu.show(originalView, originalView.getWindowToken()); return mContextMenuHelper != null; } 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(); } } public void setWindowFrame(Drawable drawable) { if (getForeground() != drawable) { setForeground(drawable); if (drawable != null) { drawable.getPadding(mFramePadding); } else { mFramePadding.setEmpty(); } drawableChanged(); } } @Override protected boolean fitSystemWindows(Rect insets) { mFrameOffsets.set(insets); if (getForeground() != null) { drawableChanged(); } return super.fitSystemWindows(insets); } 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 (Config.LOGV) 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 (Config.LOGV) Log.v(TAG, "Padding: " + mFramePadding); opacity = PixelFormat.TRANSLUCENT; } } if (Config.LOGV) Log.v(TAG, "Background: " + bg + ", Frame: " + fg); if (Config.LOGV) Log.v(TAG, "Selected default opacity: " + opacity); mDefaultOpacity = opacity; if (mFeatureId < 0) { setDefaultWindowFormat(opacity); } } @Override public void onWindowFocusChanged(boolean hasWindowFocus) { super.onWindowFocusChanged(hasWindowFocus); // no KEYCODE_CALL events active across focus changes mKeycodeMenuTimeoutHandler.removeMessages(MSG_MENU_LONG_PRESS); mKeycodeMenuTimeoutHandler.removeMessages(MSG_CALL_LONG_PRESS); mKeycodeMenuTimeoutHandler.removeMessages(MSG_CAMERA_LONG_PRESS); mKeycodeCallTimeoutActive = false; mKeycodeCameraTimeoutActive = false; // 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 && mFeatureId < 0) { cb.onWindowFocusChanged(hasWindowFocus); } } @Override protected void onAttachedToWindow() { super.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(); } } } 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 < com.android.internal.R.styleable.Window.length; i++) { s = s + " " + Integer.toHexString(com.android.internal.R.styleable.Window[i]) + "=" + a.getString(i); } System.out.println(s); } mIsFloating = a.getBoolean(com.android.internal.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(com.android.internal.R.styleable.Window_windowNoTitle, false)) { requestFeature(FEATURE_NO_TITLE); } if (a.getBoolean(com.android.internal.R.styleable.Window_windowFullscreen, false)) { setFlags(FLAG_FULLSCREEN, FLAG_FULLSCREEN&(~getForcedWindowFlags())); } WindowManager.LayoutParams params = getAttributes(); if (!hasSoftInputMode()) { params.softInputMode = a.getInt( com.android.internal.R.styleable.Window_windowSoftInputMode, params.softInputMode); } if (a.getBoolean(com.android.internal.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; } params.dimAmount = a.getFloat( android.R.styleable.Window_backgroundDimAmount, 0.5f); } if (params.windowAnimations == 0) { params.windowAnimations = a.getResourceId( com.android.internal.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( com.android.internal.R.styleable.Window_windowBackground, 0); } if (mFrameResource == 0) { mFrameResource = a.getResourceId(com.android.internal.R.styleable.Window_windowFrame, 0); } if (false) { System.out.println("Background: " + Integer.toHexString(mBackgroundResource) + " Frame: " + Integer.toHexString(mFrameResource)); } } mTextColor = a.getColor(com.android.internal.R.styleable.Window_textColor, 0xFF000000); } // Inflate the window decor. int layoutResource; int features = getLocalFeatures(); // System.out.println("Features: 0x" + Integer.toHexString(features)); if ((features & ((1 << FEATURE_LEFT_ICON) | (1 << FEATURE_RIGHT_ICON))) != 0) { if (mIsFloating) { layoutResource = com.android.internal.R.layout.dialog_title_icons; } else { layoutResource = com.android.internal.R.layout.screen_title_icons; } // System.out.println("Title Icons!"); } else if ((features & ((1 << FEATURE_PROGRESS) | (1 << FEATURE_INDETERMINATE_PROGRESS))) != 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 = com.android.internal.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) { layoutResource = com.android.internal.R.layout.dialog_custom_title; } else { layoutResource = com.android.internal.R.layout.screen_custom_title; } } 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) { layoutResource = com.android.internal.R.layout.dialog_title; } else { layoutResource = com.android.internal.R.layout.screen_title; } // System.out.println("Title!"); } else { // Embedded, so no decoration is needed. layoutResource = com.android.internal.R.layout.screen_simple; // System.out.println("Simple!"); } mDecor.startChanging(); View in = mLayoutInflater.inflate(layoutResource, null); decor.addView(in, new ViewGroup.LayoutParams(FILL_PARENT, FILL_PARENT)); 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); } } // Remaining setup -- of background and title -- that only applies // to top-level windows. if (getContainer() == null) { Drawable drawable = mBackgroundDrawable; if (mBackgroundResource != 0) { drawable = getContext().getResources().getDrawable(mBackgroundResource); } mDecor.setWindowBackground(drawable); drawable = null; if (mFrameResource != 0) { drawable = getContext().getResources().getDrawable(mFrameResource); } mDecor.setWindowFrame(drawable); // System.out.println("Text=" + Integer.toHexString(mTextColor) + // " Sel=" + Integer.toHexString(mTextSelectedColor) + // " Title=" + Integer.toHexString(mTitleColor)); if (mTitleColor == 0) { mTitleColor = mTextColor; } if (mTitle != null) { setTitle(mTitle); } setTitleColor(mTitleColor); } mDecor.finishChanging(); return contentParent; } private void installDecor() { if (mDecor == null) { mDecor = generateDecor(); mDecor.setIsRootNamespace(true); } if (mContentParent == null) { mContentParent = generateLayout(mDecor); mTitleView = (TextView)findViewById(com.android.internal.R.id.title); if (mTitleView != null) { if ((getLocalFeatures() & (1 << FEATURE_NO_TITLE)) != 0) { View titleContainer = findViewById(com.android.internal.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); } } } } 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(com.android.internal.R.id.left_icon)); } private ProgressBar getCircularProgressBar(boolean shouldInstallDecor) { if (mCircularProgressBar != null) { return mCircularProgressBar; } if (mContentParent == null && shouldInstallDecor) { installDecor(); } mCircularProgressBar = (ProgressBar)findViewById(com.android.internal.R.id.progress_circular); mCircularProgressBar.setVisibility(View.INVISIBLE); return mCircularProgressBar; } private ProgressBar getHorizontalProgressBar(boolean shouldInstallDecor) { if (mHorizontalProgressBar != null) { return mHorizontalProgressBar; } if (mContentParent == null && shouldInstallDecor) { installDecor(); } mHorizontalProgressBar = (ProgressBar)findViewById(com.android.internal.R.id.progress_horizontal); mHorizontalProgressBar.setVisibility(View.INVISIBLE); return mHorizontalProgressBar; } private ImageView getRightIconView() { if (mRightIconView != null) { return mRightIconView; } if (mContentParent == null) { installDecor(); } return (mRightIconView = (ImageView)findViewById(com.android.internal.R.id.right_icon)); } /** * 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; 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() { final Callback cb = getCallback(); if (cb == null) { return false; } else { return cb.onSearchRequested(); } } @Override public void setVolumeControlStream(int streamType) { mVolumeControlStreamType = streamType; } @Override public int getVolumeControlStream() { return mVolumeControlStreamType; } 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. */ Menu menu; /** * 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; /** * Contains the state of the menu when told to freeze. */ Bundle frozenMenuState; PanelFeatureState(int featureId) { this.featureId = featureId; refreshDecorView = false; } void setStyle(Context context) { TypedArray a = context.obtainStyledAttributes(com.android.internal.R.styleable.Theme); background = a.getResourceId( com.android.internal.R.styleable.Theme_panelBackground, 0); fullBackground = a.getResourceId( com.android.internal.R.styleable.Theme_panelFullBackground, 0); windowAnimations = a.getResourceId( com.android.internal.R.styleable.Theme_windowAnimationStyle, 0); a.recycle(); } void setMenu(Menu menu) { this.menu = menu; if (frozenMenuState != null) { ((MenuBuilder) menu).restoreHierarchyState(frozenMenuState); frozenMenuState = null; } } Parcelable onSaveInstanceState() { SavedState savedState = new SavedState(); savedState.featureId = featureId; savedState.isOpen = isOpen; savedState.isInExpandedMode = isInExpandedMode; if (menu != null) { savedState.menuState = new Bundle(); ((MenuBuilder) menu).saveHierarchyState(savedState.menuState); } return savedState; } void onRestoreInstanceState(Parcelable state) { SavedState savedState = (SavedState) state; featureId = savedState.featureId; isOpen = savedState.isOpen; isInExpandedMode = 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. * So, clear this. Also clear any cached views. */ menu = null; createdPanelView = null; shownPanelView = null; decorView = 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<SavedState> CREATOR = new Parcelable.Creator<SavedState>() { public SavedState createFromParcel(Parcel in) { return readFromParcel(in); } public SavedState[] newArray(int size) { return new SavedState[size]; } }; } } /** * Simple implementation of MenuBuilder.Callback that: * <li> Opens a submenu when selected. * <li> Calls back to the callback's onMenuItemSelected when an item is * selected. */ private final class ContextMenuCallback implements MenuBuilder.Callback { private int mFeatureId; private MenuDialogHelper mSubMenuHelper; public ContextMenuCallback(int featureId) { mFeatureId = featureId; } public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) { if (allMenusAreClosing) { Callback callback = getCallback(); if (callback != null) 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(SubMenuBuilder menu) { Callback callback = getCallback(); if (callback != null) callback.onPanelClosed(mFeatureId, menu.getRootMenu()); } public boolean onMenuItemSelected(MenuBuilder menu, MenuItem item) { Callback callback = getCallback(); return (callback != null) && callback.onMenuItemSelected(mFeatureId, item); } public void onMenuModeChange(MenuBuilder menu) { } public boolean onSubMenuSelected(SubMenuBuilder subMenu) { // 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); }}
