/*
*
* 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);
}
}
