| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * 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.systemui.statusbar; |
| |
| import android.content.ComponentName; |
| import android.graphics.Rect; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Message; |
| import android.util.Pair; |
| import android.view.KeyEvent; |
| |
| import com.android.internal.os.SomeArgs; |
| import com.android.internal.statusbar.IStatusBar; |
| import com.android.internal.statusbar.StatusBarIcon; |
| |
| /** |
| * This class takes the functions from IStatusBar that come in on |
| * binder pool threads and posts messages to get them onto the main |
| * thread, and calls onto Callbacks. It also takes care of |
| * coalescing these calls so they don't stack up. For the calls |
| * are coalesced, note that they are all idempotent. |
| */ |
| public class CommandQueue extends IStatusBar.Stub { |
| private static final int INDEX_MASK = 0xffff; |
| private static final int MSG_SHIFT = 16; |
| private static final int MSG_MASK = 0xffff << MSG_SHIFT; |
| |
| private static final int OP_SET_ICON = 1; |
| private static final int OP_REMOVE_ICON = 2; |
| |
| private static final int MSG_ICON = 1 << MSG_SHIFT; |
| private static final int MSG_DISABLE = 2 << MSG_SHIFT; |
| private static final int MSG_EXPAND_NOTIFICATIONS = 3 << MSG_SHIFT; |
| private static final int MSG_COLLAPSE_PANELS = 4 << MSG_SHIFT; |
| private static final int MSG_EXPAND_SETTINGS = 5 << MSG_SHIFT; |
| private static final int MSG_SET_SYSTEMUI_VISIBILITY = 6 << MSG_SHIFT; |
| private static final int MSG_TOP_APP_WINDOW_CHANGED = 7 << MSG_SHIFT; |
| private static final int MSG_SHOW_IME_BUTTON = 8 << MSG_SHIFT; |
| private static final int MSG_TOGGLE_RECENT_APPS = 9 << MSG_SHIFT; |
| private static final int MSG_PRELOAD_RECENT_APPS = 10 << MSG_SHIFT; |
| private static final int MSG_CANCEL_PRELOAD_RECENT_APPS = 11 << MSG_SHIFT; |
| private static final int MSG_SET_WINDOW_STATE = 12 << MSG_SHIFT; |
| private static final int MSG_SHOW_RECENT_APPS = 13 << MSG_SHIFT; |
| private static final int MSG_HIDE_RECENT_APPS = 14 << MSG_SHIFT; |
| private static final int MSG_BUZZ_BEEP_BLINKED = 15 << MSG_SHIFT; |
| private static final int MSG_NOTIFICATION_LIGHT_OFF = 16 << MSG_SHIFT; |
| private static final int MSG_NOTIFICATION_LIGHT_PULSE = 17 << MSG_SHIFT; |
| private static final int MSG_SHOW_SCREEN_PIN_REQUEST = 18 << MSG_SHIFT; |
| private static final int MSG_APP_TRANSITION_PENDING = 19 << MSG_SHIFT; |
| private static final int MSG_APP_TRANSITION_CANCELLED = 20 << MSG_SHIFT; |
| private static final int MSG_APP_TRANSITION_STARTING = 21 << MSG_SHIFT; |
| private static final int MSG_ASSIST_DISCLOSURE = 22 << MSG_SHIFT; |
| private static final int MSG_START_ASSIST = 23 << MSG_SHIFT; |
| private static final int MSG_CAMERA_LAUNCH_GESTURE = 24 << MSG_SHIFT; |
| private static final int MSG_TOGGLE_KEYBOARD_SHORTCUTS = 25 << MSG_SHIFT; |
| private static final int MSG_SHOW_TV_PICTURE_IN_PICTURE_MENU = 26 << MSG_SHIFT; |
| private static final int MSG_ADD_QS_TILE = 27 << MSG_SHIFT; |
| private static final int MSG_REMOVE_QS_TILE = 28 << MSG_SHIFT; |
| private static final int MSG_CLICK_QS_TILE = 29 << MSG_SHIFT; |
| private static final int MSG_TOGGLE_APP_SPLIT_SCREEN = 30 << MSG_SHIFT; |
| private static final int MSG_APP_TRANSITION_FINISHED = 31 << MSG_SHIFT; |
| private static final int MSG_DISMISS_KEYBOARD_SHORTCUTS = 32 << MSG_SHIFT; |
| private static final int MSG_HANDLE_SYSNAV_KEY = 33 << MSG_SHIFT; |
| |
| public static final int FLAG_EXCLUDE_NONE = 0; |
| public static final int FLAG_EXCLUDE_SEARCH_PANEL = 1 << 0; |
| public static final int FLAG_EXCLUDE_RECENTS_PANEL = 1 << 1; |
| public static final int FLAG_EXCLUDE_NOTIFICATION_PANEL = 1 << 2; |
| public static final int FLAG_EXCLUDE_INPUT_METHODS_PANEL = 1 << 3; |
| public static final int FLAG_EXCLUDE_COMPAT_MODE_PANEL = 1 << 4; |
| |
| private static final String SHOW_IME_SWITCHER_KEY = "showImeSwitcherKey"; |
| |
| private final Object mLock = new Object(); |
| private Callbacks mCallbacks; |
| private Handler mHandler = new H(); |
| |
| /** |
| * These methods are called back on the main thread. |
| */ |
| public interface Callbacks { |
| void setIcon(String slot, StatusBarIcon icon); |
| void removeIcon(String slot); |
| void disable(int state1, int state2, boolean animate); |
| void animateExpandNotificationsPanel(); |
| void animateCollapsePanels(int flags); |
| void animateExpandSettingsPanel(String obj); |
| void setSystemUiVisibility(int vis, int fullscreenStackVis, |
| int dockedStackVis, int mask, Rect fullscreenStackBounds, Rect dockedStackBounds); |
| void topAppWindowChanged(boolean visible); |
| void setImeWindowStatus(IBinder token, int vis, int backDisposition, |
| boolean showImeSwitcher); |
| void showRecentApps(boolean triggeredFromAltTab, boolean fromHome); |
| void hideRecentApps(boolean triggeredFromAltTab, boolean triggeredFromHomeKey); |
| void toggleRecentApps(); |
| void toggleSplitScreen(); |
| void preloadRecentApps(); |
| void dismissKeyboardShortcutsMenu(); |
| void toggleKeyboardShortcutsMenu(int deviceId); |
| void cancelPreloadRecentApps(); |
| void setWindowState(int window, int state); |
| void buzzBeepBlinked(); |
| void notificationLightOff(); |
| void notificationLightPulse(int argb, int onMillis, int offMillis); |
| void showScreenPinningRequest(int taskId); |
| void appTransitionPending(); |
| void appTransitionCancelled(); |
| void appTransitionStarting(long startTime, long duration); |
| void appTransitionFinished(); |
| void showAssistDisclosure(); |
| void startAssist(Bundle args); |
| void onCameraLaunchGestureDetected(int source); |
| void showTvPictureInPictureMenu(); |
| |
| void addQsTile(ComponentName tile); |
| void remQsTile(ComponentName tile); |
| void clickTile(ComponentName tile); |
| |
| void handleSystemNavigationKey(int arg1); |
| } |
| |
| public CommandQueue(Callbacks callbacks) { |
| mCallbacks = callbacks; |
| } |
| |
| public void setIcon(String slot, StatusBarIcon icon) { |
| synchronized (mLock) { |
| // don't coalesce these |
| mHandler.obtainMessage(MSG_ICON, OP_SET_ICON, 0, |
| new Pair<String, StatusBarIcon>(slot, icon)).sendToTarget(); |
| } |
| } |
| |
| public void removeIcon(String slot) { |
| synchronized (mLock) { |
| // don't coalesce these |
| mHandler.obtainMessage(MSG_ICON, OP_REMOVE_ICON, 0, slot).sendToTarget(); |
| } |
| } |
| |
| public void disable(int state1, int state2) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_DISABLE); |
| mHandler.obtainMessage(MSG_DISABLE, state1, state2, null).sendToTarget(); |
| } |
| } |
| |
| public void animateExpandNotificationsPanel() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_EXPAND_NOTIFICATIONS); |
| mHandler.sendEmptyMessage(MSG_EXPAND_NOTIFICATIONS); |
| } |
| } |
| |
| public void animateCollapsePanels() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_COLLAPSE_PANELS); |
| mHandler.sendEmptyMessage(MSG_COLLAPSE_PANELS); |
| } |
| } |
| |
| public void animateExpandSettingsPanel(String subPanel) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_EXPAND_SETTINGS); |
| mHandler.obtainMessage(MSG_EXPAND_SETTINGS, subPanel).sendToTarget(); |
| } |
| } |
| |
| public void setSystemUiVisibility(int vis, int fullscreenStackVis, int dockedStackVis, |
| int mask, Rect fullscreenStackBounds, Rect dockedStackBounds) { |
| synchronized (mLock) { |
| // Don't coalesce these, since it might have one time flags set such as |
| // STATUS_BAR_UNHIDE which might get lost. |
| SomeArgs args = SomeArgs.obtain(); |
| args.argi1 = vis; |
| args.argi2 = fullscreenStackVis; |
| args.argi3 = dockedStackVis; |
| args.argi4 = mask; |
| args.arg1 = fullscreenStackBounds; |
| args.arg2 = dockedStackBounds; |
| mHandler.obtainMessage(MSG_SET_SYSTEMUI_VISIBILITY, args).sendToTarget(); |
| } |
| } |
| |
| public void topAppWindowChanged(boolean menuVisible) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_TOP_APP_WINDOW_CHANGED); |
| mHandler.obtainMessage(MSG_TOP_APP_WINDOW_CHANGED, menuVisible ? 1 : 0, 0, |
| null).sendToTarget(); |
| } |
| } |
| |
| public void setImeWindowStatus(IBinder token, int vis, int backDisposition, |
| boolean showImeSwitcher) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_SHOW_IME_BUTTON); |
| Message m = mHandler.obtainMessage(MSG_SHOW_IME_BUTTON, vis, backDisposition, token); |
| m.getData().putBoolean(SHOW_IME_SWITCHER_KEY, showImeSwitcher); |
| m.sendToTarget(); |
| } |
| } |
| |
| public void showRecentApps(boolean triggeredFromAltTab, boolean fromHome) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_SHOW_RECENT_APPS); |
| mHandler.obtainMessage(MSG_SHOW_RECENT_APPS, |
| triggeredFromAltTab ? 1 : 0, fromHome ? 1 : 0, null).sendToTarget(); |
| } |
| } |
| |
| public void hideRecentApps(boolean triggeredFromAltTab, boolean triggeredFromHomeKey) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_HIDE_RECENT_APPS); |
| mHandler.obtainMessage(MSG_HIDE_RECENT_APPS, |
| triggeredFromAltTab ? 1 : 0, triggeredFromHomeKey ? 1 : 0, |
| null).sendToTarget(); |
| } |
| } |
| |
| public void toggleSplitScreen() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_TOGGLE_APP_SPLIT_SCREEN); |
| mHandler.obtainMessage(MSG_TOGGLE_APP_SPLIT_SCREEN, 0, 0, null).sendToTarget(); |
| } |
| } |
| |
| public void toggleRecentApps() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_TOGGLE_RECENT_APPS); |
| mHandler.obtainMessage(MSG_TOGGLE_RECENT_APPS, 0, 0, null).sendToTarget(); |
| } |
| } |
| |
| public void preloadRecentApps() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_PRELOAD_RECENT_APPS); |
| mHandler.obtainMessage(MSG_PRELOAD_RECENT_APPS, 0, 0, null).sendToTarget(); |
| } |
| } |
| |
| public void cancelPreloadRecentApps() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_CANCEL_PRELOAD_RECENT_APPS); |
| mHandler.obtainMessage(MSG_CANCEL_PRELOAD_RECENT_APPS, 0, 0, null).sendToTarget(); |
| } |
| } |
| |
| @Override |
| public void dismissKeyboardShortcutsMenu() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_DISMISS_KEYBOARD_SHORTCUTS); |
| mHandler.obtainMessage(MSG_DISMISS_KEYBOARD_SHORTCUTS).sendToTarget(); |
| } |
| } |
| |
| @Override |
| public void toggleKeyboardShortcutsMenu(int deviceId) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_TOGGLE_KEYBOARD_SHORTCUTS); |
| mHandler.obtainMessage(MSG_TOGGLE_KEYBOARD_SHORTCUTS, deviceId, 0).sendToTarget(); |
| } |
| } |
| |
| @Override |
| public void showTvPictureInPictureMenu() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_SHOW_TV_PICTURE_IN_PICTURE_MENU); |
| mHandler.obtainMessage(MSG_SHOW_TV_PICTURE_IN_PICTURE_MENU).sendToTarget(); |
| } |
| } |
| |
| public void setWindowState(int window, int state) { |
| synchronized (mLock) { |
| // don't coalesce these |
| mHandler.obtainMessage(MSG_SET_WINDOW_STATE, window, state, null).sendToTarget(); |
| } |
| } |
| |
| public void buzzBeepBlinked() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_BUZZ_BEEP_BLINKED); |
| mHandler.sendEmptyMessage(MSG_BUZZ_BEEP_BLINKED); |
| } |
| } |
| |
| public void notificationLightOff() { |
| synchronized (mLock) { |
| mHandler.sendEmptyMessage(MSG_NOTIFICATION_LIGHT_OFF); |
| } |
| } |
| |
| public void notificationLightPulse(int argb, int onMillis, int offMillis) { |
| synchronized (mLock) { |
| mHandler.obtainMessage(MSG_NOTIFICATION_LIGHT_PULSE, onMillis, offMillis, argb) |
| .sendToTarget(); |
| } |
| } |
| |
| public void showScreenPinningRequest(int taskId) { |
| synchronized (mLock) { |
| mHandler.obtainMessage(MSG_SHOW_SCREEN_PIN_REQUEST, taskId, 0, null) |
| .sendToTarget(); |
| } |
| } |
| |
| public void appTransitionPending() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_APP_TRANSITION_PENDING); |
| mHandler.sendEmptyMessage(MSG_APP_TRANSITION_PENDING); |
| } |
| } |
| |
| public void appTransitionCancelled() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_APP_TRANSITION_PENDING); |
| mHandler.sendEmptyMessage(MSG_APP_TRANSITION_PENDING); |
| } |
| } |
| |
| public void appTransitionStarting(long startTime, long duration) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_APP_TRANSITION_STARTING); |
| mHandler.obtainMessage(MSG_APP_TRANSITION_STARTING, Pair.create(startTime, duration)) |
| .sendToTarget(); |
| } |
| } |
| |
| @Override |
| public void appTransitionFinished() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_APP_TRANSITION_FINISHED); |
| mHandler.sendEmptyMessage(MSG_APP_TRANSITION_FINISHED); |
| } |
| } |
| |
| public void showAssistDisclosure() { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_ASSIST_DISCLOSURE); |
| mHandler.obtainMessage(MSG_ASSIST_DISCLOSURE).sendToTarget(); |
| } |
| } |
| |
| public void startAssist(Bundle args) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_START_ASSIST); |
| mHandler.obtainMessage(MSG_START_ASSIST, args).sendToTarget(); |
| } |
| } |
| |
| @Override |
| public void onCameraLaunchGestureDetected(int source) { |
| synchronized (mLock) { |
| mHandler.removeMessages(MSG_CAMERA_LAUNCH_GESTURE); |
| mHandler.obtainMessage(MSG_CAMERA_LAUNCH_GESTURE, source, 0).sendToTarget(); |
| } |
| } |
| |
| @Override |
| public void addQsTile(ComponentName tile) { |
| synchronized (mLock) { |
| mHandler.obtainMessage(MSG_ADD_QS_TILE, tile).sendToTarget(); |
| } |
| } |
| |
| @Override |
| public void remQsTile(ComponentName tile) { |
| synchronized (mLock) { |
| mHandler.obtainMessage(MSG_REMOVE_QS_TILE, tile).sendToTarget(); |
| } |
| } |
| |
| @Override |
| public void clickQsTile(ComponentName tile) { |
| synchronized (mLock) { |
| mHandler.obtainMessage(MSG_CLICK_QS_TILE, tile).sendToTarget(); |
| } |
| } |
| |
| @Override |
| public void handleSystemNavigationKey(int key) { |
| synchronized (mLock) { |
| mHandler.obtainMessage(MSG_HANDLE_SYSNAV_KEY, key, 0).sendToTarget(); |
| } |
| } |
| |
| private final class H extends Handler { |
| public void handleMessage(Message msg) { |
| final int what = msg.what & MSG_MASK; |
| switch (what) { |
| case MSG_ICON: { |
| switch (msg.arg1) { |
| case OP_SET_ICON: { |
| Pair<String, StatusBarIcon> p = (Pair<String, StatusBarIcon>) msg.obj; |
| mCallbacks.setIcon(p.first, p.second); |
| break; |
| } |
| case OP_REMOVE_ICON: |
| mCallbacks.removeIcon((String) msg.obj); |
| break; |
| } |
| break; |
| } |
| case MSG_DISABLE: |
| mCallbacks.disable(msg.arg1, msg.arg2, true /* animate */); |
| break; |
| case MSG_EXPAND_NOTIFICATIONS: |
| mCallbacks.animateExpandNotificationsPanel(); |
| break; |
| case MSG_COLLAPSE_PANELS: |
| mCallbacks.animateCollapsePanels(0); |
| break; |
| case MSG_EXPAND_SETTINGS: |
| mCallbacks.animateExpandSettingsPanel((String) msg.obj); |
| break; |
| case MSG_SET_SYSTEMUI_VISIBILITY: |
| SomeArgs args = (SomeArgs) msg.obj; |
| mCallbacks.setSystemUiVisibility(args.argi1, args.argi2, args.argi3, |
| args.argi4, (Rect) args.arg1, (Rect) args.arg2); |
| args.recycle(); |
| break; |
| case MSG_TOP_APP_WINDOW_CHANGED: |
| mCallbacks.topAppWindowChanged(msg.arg1 != 0); |
| break; |
| case MSG_SHOW_IME_BUTTON: |
| mCallbacks.setImeWindowStatus((IBinder) msg.obj, msg.arg1, msg.arg2, |
| msg.getData().getBoolean(SHOW_IME_SWITCHER_KEY, false)); |
| break; |
| case MSG_SHOW_RECENT_APPS: |
| mCallbacks.showRecentApps(msg.arg1 != 0, msg.arg2 != 0); |
| break; |
| case MSG_HIDE_RECENT_APPS: |
| mCallbacks.hideRecentApps(msg.arg1 != 0, msg.arg2 != 0); |
| break; |
| case MSG_TOGGLE_RECENT_APPS: |
| mCallbacks.toggleRecentApps(); |
| break; |
| case MSG_PRELOAD_RECENT_APPS: |
| mCallbacks.preloadRecentApps(); |
| break; |
| case MSG_CANCEL_PRELOAD_RECENT_APPS: |
| mCallbacks.cancelPreloadRecentApps(); |
| break; |
| case MSG_DISMISS_KEYBOARD_SHORTCUTS: |
| mCallbacks.dismissKeyboardShortcutsMenu(); |
| break; |
| case MSG_TOGGLE_KEYBOARD_SHORTCUTS: |
| mCallbacks.toggleKeyboardShortcutsMenu(msg.arg1); |
| break; |
| case MSG_SET_WINDOW_STATE: |
| mCallbacks.setWindowState(msg.arg1, msg.arg2); |
| break; |
| case MSG_BUZZ_BEEP_BLINKED: |
| mCallbacks.buzzBeepBlinked(); |
| break; |
| case MSG_NOTIFICATION_LIGHT_OFF: |
| mCallbacks.notificationLightOff(); |
| break; |
| case MSG_NOTIFICATION_LIGHT_PULSE: |
| mCallbacks.notificationLightPulse((Integer) msg.obj, msg.arg1, msg.arg2); |
| break; |
| case MSG_SHOW_SCREEN_PIN_REQUEST: |
| mCallbacks.showScreenPinningRequest(msg.arg1); |
| break; |
| case MSG_APP_TRANSITION_PENDING: |
| mCallbacks.appTransitionPending(); |
| break; |
| case MSG_APP_TRANSITION_CANCELLED: |
| mCallbacks.appTransitionCancelled(); |
| break; |
| case MSG_APP_TRANSITION_STARTING: |
| Pair<Long, Long> data = (Pair<Long, Long>) msg.obj; |
| mCallbacks.appTransitionStarting(data.first, data.second); |
| break; |
| case MSG_APP_TRANSITION_FINISHED: |
| mCallbacks.appTransitionFinished(); |
| break; |
| case MSG_ASSIST_DISCLOSURE: |
| mCallbacks.showAssistDisclosure(); |
| break; |
| case MSG_START_ASSIST: |
| mCallbacks.startAssist((Bundle) msg.obj); |
| break; |
| case MSG_CAMERA_LAUNCH_GESTURE: |
| mCallbacks.onCameraLaunchGestureDetected(msg.arg1); |
| break; |
| case MSG_SHOW_TV_PICTURE_IN_PICTURE_MENU: |
| mCallbacks.showTvPictureInPictureMenu(); |
| break; |
| case MSG_ADD_QS_TILE: |
| mCallbacks.addQsTile((ComponentName) msg.obj); |
| break; |
| case MSG_REMOVE_QS_TILE: |
| mCallbacks.remQsTile((ComponentName) msg.obj); |
| break; |
| case MSG_CLICK_QS_TILE: |
| mCallbacks.clickTile((ComponentName) msg.obj); |
| break; |
| case MSG_TOGGLE_APP_SPLIT_SCREEN: |
| mCallbacks.toggleSplitScreen(); |
| break; |
| case MSG_HANDLE_SYSNAV_KEY: |
| mCallbacks.handleSystemNavigationKey(msg.arg1); |
| break; |
| } |
| } |
| } |
| } |
| |