TabletStatusBar.java revision 0c8275b392344c24bb621b2a8af360f48a6459f9 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.systemui.statusbar.tablet;
18
19import android.animation.LayoutTransition;
20import android.animation.ObjectAnimator;
21import android.app.ActivityManager;
22import android.app.ActivityManagerNative;
23import android.app.Notification;
24import android.app.PendingIntent;
25import android.app.StatusBarManager;
26import android.content.BroadcastReceiver;
27import android.content.Context;
28import android.content.Intent;
29import android.content.IntentFilter;
30import android.content.SharedPreferences;
31import android.content.res.Configuration;
32import android.content.res.Resources;
33import android.graphics.PixelFormat;
34import android.graphics.Point;
35import android.graphics.drawable.Drawable;
36import android.graphics.drawable.LayerDrawable;
37import android.inputmethodservice.InputMethodService;
38import android.os.IBinder;
39import android.os.Message;
40import android.os.RemoteException;
41import android.os.ServiceManager;
42import android.text.TextUtils;
43import android.util.Slog;
44import android.view.Display;
45import android.view.Gravity;
46import android.view.IWindowManager;
47import android.view.KeyEvent;
48import android.view.MotionEvent;
49import android.view.SoundEffectConstants;
50import android.view.VelocityTracker;
51import android.view.View;
52import android.view.ViewConfiguration;
53import android.view.ViewGroup;
54import android.view.ViewGroup.LayoutParams;
55import android.view.WindowManager;
56import android.view.WindowManagerImpl;
57import android.view.accessibility.AccessibilityEvent;
58import android.widget.ImageView;
59import android.widget.LinearLayout;
60import android.widget.RemoteViews;
61import android.widget.ScrollView;
62import android.widget.TextView;
63
64import com.android.internal.statusbar.StatusBarIcon;
65import com.android.internal.statusbar.StatusBarNotification;
66import com.android.systemui.R;
67import com.android.systemui.recent.RecentTasksLoader;
68import com.android.systemui.recent.RecentsPanelView;
69import com.android.systemui.statusbar.BaseStatusBar;
70import com.android.systemui.statusbar.DoNotDisturb;
71import com.android.systemui.statusbar.NotificationData;
72import com.android.systemui.statusbar.SignalClusterView;
73import com.android.systemui.statusbar.StatusBarIconView;
74import com.android.systemui.statusbar.NotificationData.Entry;
75import com.android.systemui.statusbar.policy.BatteryController;
76import com.android.systemui.statusbar.policy.BluetoothController;
77import com.android.systemui.statusbar.policy.CompatModeButton;
78import com.android.systemui.statusbar.policy.LocationController;
79import com.android.systemui.statusbar.policy.NetworkController;
80import com.android.systemui.statusbar.policy.NotificationRowLayout;
81import com.android.systemui.statusbar.policy.Prefs;
82
83import java.io.FileDescriptor;
84import java.io.PrintWriter;
85import java.util.ArrayList;
86
87public class TabletStatusBar extends BaseStatusBar implements
88        InputMethodsPanel.OnHardKeyboardEnabledChangeListener,
89        RecentsPanelView.OnRecentsPanelVisibilityChangedListener {
90    public static final boolean DEBUG = false;
91    public static final boolean DEBUG_COMPAT_HELP = false;
92    public static final String TAG = "TabletStatusBar";
93
94
95    public static final int MSG_OPEN_NOTIFICATION_PANEL = 1000;
96    public static final int MSG_CLOSE_NOTIFICATION_PANEL = 1001;
97    public static final int MSG_OPEN_NOTIFICATION_PEEK = 1002;
98    public static final int MSG_CLOSE_NOTIFICATION_PEEK = 1003;
99    // 1020-1029 reserved for BaseStatusBar
100    public static final int MSG_SHOW_CHROME = 1030;
101    public static final int MSG_HIDE_CHROME = 1031;
102    public static final int MSG_OPEN_INPUT_METHODS_PANEL = 1040;
103    public static final int MSG_CLOSE_INPUT_METHODS_PANEL = 1041;
104    public static final int MSG_OPEN_COMPAT_MODE_PANEL = 1050;
105    public static final int MSG_CLOSE_COMPAT_MODE_PANEL = 1051;
106    public static final int MSG_STOP_TICKER = 2000;
107
108    // Fitts' Law assistance for LatinIME; see policy.EventHole
109    private static final boolean FAKE_SPACE_BAR = true;
110
111    // Notification "peeking" (flyover preview of individual notifications)
112    final static int NOTIFICATION_PEEK_HOLD_THRESH = 200; // ms
113    final static int NOTIFICATION_PEEK_FADE_DELAY = 3000; // ms
114
115    private static final int NOTIFICATION_PRIORITY_MULTIPLIER = 10; // see NotificationManagerService
116    private static final int HIDE_ICONS_BELOW_SCORE = Notification.PRIORITY_LOW * NOTIFICATION_PRIORITY_MULTIPLIER;
117
118    // The height of the bar, as definied by the build.  It may be taller if we're plugged
119    // into hdmi.
120    int mNaturalBarHeight = -1;
121    int mIconSize = -1;
122    int mIconHPadding = -1;
123    int mNavIconWidth = -1;
124    int mMenuNavIconWidth = -1;
125    private int mMaxNotificationIcons = 5;
126
127    IWindowManager mWindowManager;
128
129    TabletStatusBarView mStatusBarView;
130    View mNotificationArea;
131    View mNotificationTrigger;
132    NotificationIconArea mNotificationIconArea;
133    ViewGroup mNavigationArea;
134
135    boolean mNotificationDNDMode;
136    NotificationData.Entry mNotificationDNDDummyEntry;
137
138    ImageView mBackButton;
139    View mHomeButton;
140    View mMenuButton;
141    View mRecentButton;
142    private boolean mAltBackButtonEnabledForIme;
143
144    ViewGroup mFeedbackIconArea; // notification icons, IME icon, compat icon
145    InputMethodButton mInputMethodSwitchButton;
146    CompatModeButton mCompatModeButton;
147
148    NotificationPanel mNotificationPanel;
149    WindowManager.LayoutParams mNotificationPanelParams;
150    NotificationPeekPanel mNotificationPeekWindow;
151    ViewGroup mNotificationPeekRow;
152    int mNotificationPeekIndex;
153    IBinder mNotificationPeekKey;
154    LayoutTransition mNotificationPeekScrubLeft, mNotificationPeekScrubRight;
155
156    int mNotificationPeekTapDuration;
157    int mNotificationFlingVelocity;
158
159    BatteryController mBatteryController;
160    BluetoothController mBluetoothController;
161    LocationController mLocationController;
162    NetworkController mNetworkController;
163    DoNotDisturb mDoNotDisturb;
164
165    ViewGroup mBarContents;
166
167    // hide system chrome ("lights out") support
168    View mShadow;
169
170    NotificationIconArea.IconLayout mIconLayout;
171
172    TabletTicker mTicker;
173
174    View mFakeSpaceBar;
175    KeyEvent mSpaceBarKeyEvent = null;
176
177    View mCompatibilityHelpDialog = null;
178
179    // for disabling the status bar
180    int mDisabled = 0;
181
182    private InputMethodsPanel mInputMethodsPanel;
183    private CompatModePanel mCompatModePanel;
184
185    private int mSystemUiVisibility = 0;
186
187    private int mNavigationIconHints = 0;
188
189    public Context getContext() { return mContext; }
190
191    @Override
192    protected void createAndAddWindows() {
193        addStatusBarWindow();
194        addPanelWindows();
195    }
196
197    private void addStatusBarWindow() {
198        final View sb = makeStatusBarView();
199
200        final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
201                ViewGroup.LayoutParams.MATCH_PARENT,
202                ViewGroup.LayoutParams.MATCH_PARENT,
203                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR,
204                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
205                    | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
206                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
207                // We use a pixel format of RGB565 for the status bar to save memory bandwidth and
208                // to ensure that the layer can be handled by HWComposer.  On some devices the
209                // HWComposer is unable to handle SW-rendered RGBX_8888 layers.
210                PixelFormat.RGB_565);
211
212        // We explicitly leave FLAG_HARDWARE_ACCELERATED out of the flags.  The status bar occupies
213        // very little screen real-estate and is updated fairly frequently.  By using CPU rendering
214        // for the status bar, we prevent the GPU from having to wake up just to do these small
215        // updates, which should help keep power consumption down.
216
217        lp.gravity = getStatusBarGravity();
218        lp.setTitle("SystemBar");
219        lp.packageName = mContext.getPackageName();
220        WindowManagerImpl.getDefault().addView(sb, lp);
221    }
222
223    protected void addPanelWindows() {
224        final Context context = mContext;
225        final Resources res = mContext.getResources();
226
227        // Notification Panel
228        mNotificationPanel = (NotificationPanel)View.inflate(context,
229                R.layout.system_bar_notification_panel, null);
230        mNotificationPanel.setBar(this);
231        mNotificationPanel.show(false, false);
232        mNotificationPanel.setOnTouchListener(
233                new TouchOutsideListener(MSG_CLOSE_NOTIFICATION_PANEL, mNotificationPanel));
234
235        // the battery icon
236        mBatteryController.addIconView((ImageView)mNotificationPanel.findViewById(R.id.battery));
237        mBatteryController.addLabelView(
238                (TextView)mNotificationPanel.findViewById(R.id.battery_text));
239
240        // Bt
241        mBluetoothController.addIconView(
242                (ImageView)mNotificationPanel.findViewById(R.id.bluetooth));
243
244        // network icons: either a combo icon that switches between mobile and data, or distinct
245        // mobile and data icons
246        final ImageView mobileRSSI =
247                (ImageView)mNotificationPanel.findViewById(R.id.mobile_signal);
248        if (mobileRSSI != null) {
249            mNetworkController.addPhoneSignalIconView(mobileRSSI);
250        }
251        final ImageView wifiRSSI =
252                (ImageView)mNotificationPanel.findViewById(R.id.wifi_signal);
253        if (wifiRSSI != null) {
254            mNetworkController.addWifiIconView(wifiRSSI);
255        }
256        mNetworkController.addWifiLabelView(
257                (TextView)mNotificationPanel.findViewById(R.id.wifi_text));
258
259        mNetworkController.addDataTypeIconView(
260                (ImageView)mNotificationPanel.findViewById(R.id.mobile_type));
261        mNetworkController.addMobileLabelView(
262                (TextView)mNotificationPanel.findViewById(R.id.mobile_text));
263        mNetworkController.addCombinedLabelView(
264                (TextView)mBarContents.findViewById(R.id.network_text));
265
266        mStatusBarView.setIgnoreChildren(0, mNotificationTrigger, mNotificationPanel);
267
268        WindowManager.LayoutParams lp = mNotificationPanelParams = new WindowManager.LayoutParams(
269                res.getDimensionPixelSize(R.dimen.notification_panel_width),
270                getNotificationPanelHeight(),
271                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
272                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
273                    | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS
274                    | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
275                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH
276                    | WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED,
277                PixelFormat.TRANSLUCENT);
278        lp.gravity = Gravity.BOTTOM | Gravity.RIGHT;
279        lp.setTitle("NotificationPanel");
280        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
281                | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
282        lp.windowAnimations = com.android.internal.R.style.Animation; // == no animation
283//        lp.windowAnimations = com.android.internal.R.style.Animation_ZoomButtons; // simple fade
284
285        WindowManagerImpl.getDefault().addView(mNotificationPanel, lp);
286
287        // Recents Panel
288        mRecentTasksLoader = new RecentTasksLoader(context);
289        updateRecentsPanel();
290
291        // Search Panel
292        mStatusBarView.setBar(this);
293        updateSearchPanel();
294
295        // Input methods Panel
296        mInputMethodsPanel = (InputMethodsPanel) View.inflate(context,
297                R.layout.system_bar_input_methods_panel, null);
298        mInputMethodsPanel.setHardKeyboardEnabledChangeListener(this);
299        mInputMethodsPanel.setOnTouchListener(new TouchOutsideListener(
300                MSG_CLOSE_INPUT_METHODS_PANEL, mInputMethodsPanel));
301        mInputMethodsPanel.setImeSwitchButton(mInputMethodSwitchButton);
302        mStatusBarView.setIgnoreChildren(2, mInputMethodSwitchButton, mInputMethodsPanel);
303        lp = new WindowManager.LayoutParams(
304                ViewGroup.LayoutParams.WRAP_CONTENT,
305                ViewGroup.LayoutParams.WRAP_CONTENT,
306                WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL,
307                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
308                    | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
309                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH
310                    | WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED,
311                PixelFormat.TRANSLUCENT);
312        lp.gravity = Gravity.BOTTOM | Gravity.RIGHT;
313        lp.setTitle("InputMethodsPanel");
314        lp.windowAnimations = R.style.Animation_RecentPanel;
315
316        WindowManagerImpl.getDefault().addView(mInputMethodsPanel, lp);
317
318        // Compatibility mode selector panel
319        mCompatModePanel = (CompatModePanel) View.inflate(context,
320                R.layout.system_bar_compat_mode_panel, null);
321        mCompatModePanel.setOnTouchListener(new TouchOutsideListener(
322                MSG_CLOSE_COMPAT_MODE_PANEL, mCompatModePanel));
323        mCompatModePanel.setTrigger(mCompatModeButton);
324        mCompatModePanel.setVisibility(View.GONE);
325        mStatusBarView.setIgnoreChildren(3, mCompatModeButton, mCompatModePanel);
326        lp = new WindowManager.LayoutParams(
327                250,
328                ViewGroup.LayoutParams.WRAP_CONTENT,
329                WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL,
330                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
331                    | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
332                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH
333                    | WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED,
334                PixelFormat.TRANSLUCENT);
335        lp.gravity = Gravity.BOTTOM | Gravity.RIGHT;
336        lp.setTitle("CompatModePanel");
337        lp.windowAnimations = android.R.style.Animation_Dialog;
338
339        WindowManagerImpl.getDefault().addView(mCompatModePanel, lp);
340
341        mRecentButton.setOnTouchListener(mRecentsPanel);
342
343        mPile = (NotificationRowLayout)mNotificationPanel.findViewById(R.id.content);
344        mPile.removeAllViews();
345        mPile.setLongPressListener(getNotificationLongClicker());
346
347        ScrollView scroller = (ScrollView)mPile.getParent();
348        scroller.setFillViewport(true);
349    }
350
351    private int getNotificationPanelHeight() {
352        final Resources res = mContext.getResources();
353        final Display d = WindowManagerImpl.getDefault().getDefaultDisplay();
354        final Point size = new Point();
355        d.getRealSize(size);
356        return Math.max(res.getDimensionPixelSize(R.dimen.notification_panel_min_height), size.y);
357    }
358
359    @Override
360    public void start() {
361        super.start(); // will add the main bar view
362    }
363
364    @Override
365    protected void onConfigurationChanged(Configuration newConfig) {
366        loadDimens();
367        mNotificationPanelParams.height = getNotificationPanelHeight();
368        WindowManagerImpl.getDefault().updateViewLayout(mNotificationPanel,
369                mNotificationPanelParams);
370        mRecentsPanel.updateValuesFromResources();
371    }
372
373    protected void loadDimens() {
374        final Resources res = mContext.getResources();
375
376        mNaturalBarHeight = res.getDimensionPixelSize(
377                com.android.internal.R.dimen.navigation_bar_height);
378
379        int newIconSize = res.getDimensionPixelSize(
380            com.android.internal.R.dimen.system_bar_icon_size);
381        int newIconHPadding = res.getDimensionPixelSize(
382            R.dimen.status_bar_icon_padding);
383        int newNavIconWidth = res.getDimensionPixelSize(R.dimen.navigation_key_width);
384        int newMenuNavIconWidth = res.getDimensionPixelSize(R.dimen.navigation_menu_key_width);
385
386        if (mNavigationArea != null && newNavIconWidth != mNavIconWidth) {
387            mNavIconWidth = newNavIconWidth;
388
389            LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
390                     mNavIconWidth, ViewGroup.LayoutParams.MATCH_PARENT);
391            mBackButton.setLayoutParams(lp);
392            mHomeButton.setLayoutParams(lp);
393            mRecentButton.setLayoutParams(lp);
394        }
395
396        if (mNavigationArea != null && newMenuNavIconWidth != mMenuNavIconWidth) {
397            mMenuNavIconWidth = newMenuNavIconWidth;
398
399            LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
400                     mMenuNavIconWidth, ViewGroup.LayoutParams.MATCH_PARENT);
401            mMenuButton.setLayoutParams(lp);
402        }
403
404        if (newIconHPadding != mIconHPadding || newIconSize != mIconSize) {
405//            Slog.d(TAG, "size=" + newIconSize + " padding=" + newIconHPadding);
406            mIconHPadding = newIconHPadding;
407            mIconSize = newIconSize;
408            reloadAllNotificationIcons(); // reload the tray
409        }
410
411        final int numIcons = res.getInteger(R.integer.config_maxNotificationIcons);
412        if (numIcons != mMaxNotificationIcons) {
413            mMaxNotificationIcons = numIcons;
414            if (DEBUG) Slog.d(TAG, "max notification icons: " + mMaxNotificationIcons);
415            reloadAllNotificationIcons();
416        }
417    }
418
419    public View getStatusBarView() {
420        return mStatusBarView;
421    }
422
423    protected View makeStatusBarView() {
424        final Context context = mContext;
425
426        mWindowManager = IWindowManager.Stub.asInterface(
427                ServiceManager.getService(Context.WINDOW_SERVICE));
428
429        loadDimens();
430
431        final TabletStatusBarView sb = (TabletStatusBarView)View.inflate(
432                context, R.layout.system_bar, null);
433        mStatusBarView = sb;
434
435        sb.setHandler(mHandler);
436
437        try {
438            // Sanity-check that someone hasn't set up the config wrong and asked for a navigation
439            // bar on a tablet that has only the system bar
440            if (mWindowManager.hasNavigationBar()) {
441                Slog.e(TAG, "Tablet device cannot show navigation bar and system bar");
442            }
443        } catch (RemoteException ex) {
444        }
445
446        mBarContents = (ViewGroup) sb.findViewById(R.id.bar_contents);
447
448        // the whole right-hand side of the bar
449        mNotificationArea = sb.findViewById(R.id.notificationArea);
450        mNotificationArea.setOnTouchListener(new NotificationTriggerTouchListener());
451
452        // the button to open the notification area
453        mNotificationTrigger = sb.findViewById(R.id.notificationTrigger);
454
455        // the more notifications icon
456        mNotificationIconArea = (NotificationIconArea)sb.findViewById(R.id.notificationIcons);
457
458        // where the icons go
459        mIconLayout = (NotificationIconArea.IconLayout) sb.findViewById(R.id.icons);
460
461        ViewConfiguration vc = ViewConfiguration.get(context);
462        mNotificationPeekTapDuration = vc.getTapTimeout();
463        mNotificationFlingVelocity = 300; // px/s
464
465        mTicker = new TabletTicker(this);
466
467        // The icons
468        mLocationController = new LocationController(mContext); // will post a notification
469
470        // watch the PREF_DO_NOT_DISTURB and convert to appropriate disable() calls
471        mDoNotDisturb = new DoNotDisturb(mContext);
472
473        mBatteryController = new BatteryController(mContext);
474        mBatteryController.addIconView((ImageView)sb.findViewById(R.id.battery));
475        mBluetoothController = new BluetoothController(mContext);
476        mBluetoothController.addIconView((ImageView)sb.findViewById(R.id.bluetooth));
477
478        mNetworkController = new NetworkController(mContext);
479        final SignalClusterView signalCluster =
480                (SignalClusterView)sb.findViewById(R.id.signal_cluster);
481        mNetworkController.addSignalCluster(signalCluster);
482
483        // The navigation buttons
484        mBackButton = (ImageView)sb.findViewById(R.id.back);
485        mNavigationArea = (ViewGroup) sb.findViewById(R.id.navigationArea);
486        mHomeButton = mNavigationArea.findViewById(R.id.home);
487        mMenuButton = mNavigationArea.findViewById(R.id.menu);
488        mRecentButton = mNavigationArea.findViewById(R.id.recent_apps);
489        mRecentButton.setOnClickListener(mOnClickListener);
490
491        LayoutTransition lt = new LayoutTransition();
492        lt.setDuration(250);
493        // don't wait for these transitions; we just want icons to fade in/out, not move around
494        lt.setDuration(LayoutTransition.CHANGE_APPEARING, 0);
495        lt.setDuration(LayoutTransition.CHANGE_DISAPPEARING, 0);
496        lt.addTransitionListener(new LayoutTransition.TransitionListener() {
497            public void endTransition(LayoutTransition transition, ViewGroup container,
498                    View view, int transitionType) {
499                // ensure the menu button doesn't stick around on the status bar after it's been
500                // removed
501                mBarContents.invalidate();
502            }
503            public void startTransition(LayoutTransition transition, ViewGroup container,
504                    View view, int transitionType) {}
505        });
506        mNavigationArea.setLayoutTransition(lt);
507        // no multi-touch on the nav buttons
508        mNavigationArea.setMotionEventSplittingEnabled(false);
509
510        // The bar contents buttons
511        mFeedbackIconArea = (ViewGroup)sb.findViewById(R.id.feedbackIconArea);
512        mInputMethodSwitchButton = (InputMethodButton) sb.findViewById(R.id.imeSwitchButton);
513        // Overwrite the lister
514        mInputMethodSwitchButton.setOnClickListener(mOnClickListener);
515
516        mCompatModeButton = (CompatModeButton) sb.findViewById(R.id.compatModeButton);
517        mCompatModeButton.setOnClickListener(mOnClickListener);
518        mCompatModeButton.setVisibility(View.GONE);
519
520        // for redirecting errant bar taps to the IME
521        mFakeSpaceBar = sb.findViewById(R.id.fake_space_bar);
522
523        // "shadows" of the status bar features, for lights-out mode
524        mShadow = sb.findViewById(R.id.bar_shadow);
525        mShadow.setOnTouchListener(
526            new View.OnTouchListener() {
527                public boolean onTouch(View v, MotionEvent ev) {
528                    if (ev.getAction() == MotionEvent.ACTION_DOWN) {
529                        // even though setting the systemUI visibility below will turn these views
530                        // on, we need them to come up faster so that they can catch this motion
531                        // event
532                        mShadow.setVisibility(View.GONE);
533                        mBarContents.setVisibility(View.VISIBLE);
534
535                        try {
536                            mBarService.setSystemUiVisibility(0, View.SYSTEM_UI_FLAG_LOW_PROFILE);
537                        } catch (RemoteException ex) {
538                            // system process dead
539                        }
540                    }
541                    return false;
542                }
543            });
544
545        // tuning parameters
546        final int LIGHTS_GOING_OUT_SYSBAR_DURATION = 750;
547        final int LIGHTS_GOING_OUT_SHADOW_DURATION = 750;
548        final int LIGHTS_GOING_OUT_SHADOW_DELAY    = 0;
549
550        final int LIGHTS_COMING_UP_SYSBAR_DURATION = 200;
551//        final int LIGHTS_COMING_UP_SYSBAR_DELAY    = 50;
552        final int LIGHTS_COMING_UP_SHADOW_DURATION = 0;
553
554        LayoutTransition xition = new LayoutTransition();
555        xition.setAnimator(LayoutTransition.APPEARING,
556               ObjectAnimator.ofFloat(null, "alpha", 0.5f, 1f));
557        xition.setDuration(LayoutTransition.APPEARING, LIGHTS_COMING_UP_SYSBAR_DURATION);
558        xition.setStartDelay(LayoutTransition.APPEARING, 0);
559        xition.setAnimator(LayoutTransition.DISAPPEARING,
560               ObjectAnimator.ofFloat(null, "alpha", 1f, 0f));
561        xition.setDuration(LayoutTransition.DISAPPEARING, LIGHTS_GOING_OUT_SYSBAR_DURATION);
562        xition.setStartDelay(LayoutTransition.DISAPPEARING, 0);
563        ((ViewGroup)sb.findViewById(R.id.bar_contents_holder)).setLayoutTransition(xition);
564
565        xition = new LayoutTransition();
566        xition.setAnimator(LayoutTransition.APPEARING,
567               ObjectAnimator.ofFloat(null, "alpha", 0f, 1f));
568        xition.setDuration(LayoutTransition.APPEARING, LIGHTS_GOING_OUT_SHADOW_DURATION);
569        xition.setStartDelay(LayoutTransition.APPEARING, LIGHTS_GOING_OUT_SHADOW_DELAY);
570        xition.setAnimator(LayoutTransition.DISAPPEARING,
571               ObjectAnimator.ofFloat(null, "alpha", 1f, 0f));
572        xition.setDuration(LayoutTransition.DISAPPEARING, LIGHTS_COMING_UP_SHADOW_DURATION);
573        xition.setStartDelay(LayoutTransition.DISAPPEARING, 0);
574        ((ViewGroup)sb.findViewById(R.id.bar_shadow_holder)).setLayoutTransition(xition);
575
576        // set the initial view visibility
577        setAreThereNotifications();
578
579        // receive broadcasts
580        IntentFilter filter = new IntentFilter();
581        filter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
582        filter.addAction(Intent.ACTION_SCREEN_OFF);
583        context.registerReceiver(mBroadcastReceiver, filter);
584
585        return sb;
586    }
587
588    @Override
589    protected WindowManager.LayoutParams getRecentsLayoutParams(LayoutParams layoutParams) {
590        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
591                (int) mContext.getResources().getDimension(R.dimen.status_bar_recents_width),
592                ViewGroup.LayoutParams.MATCH_PARENT,
593                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
594                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
595                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
596                | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH
597                | WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED,
598                PixelFormat.TRANSLUCENT);
599        lp.gravity = Gravity.BOTTOM | Gravity.LEFT;
600        lp.setTitle("RecentsPanel");
601        lp.windowAnimations = com.android.internal.R.style.Animation_RecentApplications;
602        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
603            | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
604
605        return lp;
606    }
607
608    @Override
609    protected WindowManager.LayoutParams getSearchLayoutParams(LayoutParams layoutParams) {
610        boolean opaque = false;
611        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
612                LayoutParams.MATCH_PARENT,
613                LayoutParams.MATCH_PARENT,
614                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
615                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
616                        | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
617                        | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
618                (opaque ? PixelFormat.OPAQUE : PixelFormat.TRANSLUCENT));
619        if (ActivityManager.isHighEndGfx(mDisplay)) {
620            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
621        } else {
622            lp.flags |= WindowManager.LayoutParams.FLAG_DIM_BEHIND;
623            lp.dimAmount = 0.7f;
624        }
625        lp.gravity = Gravity.BOTTOM | Gravity.LEFT;
626        lp.setTitle("SearchPanel");
627        // TODO: Define custom animation for Search panel
628        lp.windowAnimations = com.android.internal.R.style.Animation_RecentApplications;
629        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
630                | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
631        return lp;
632    }
633
634    protected void updateRecentsPanel() {
635        super.updateRecentsPanel(R.layout.system_bar_recent_panel);
636        mRecentsPanel.setStatusBarView(mStatusBarView);
637    }
638
639    @Override
640    protected void updateSearchPanel() {
641        super.updateSearchPanel();
642        mSearchPanelView.setStatusBarView(mStatusBarView);
643        mStatusBarView.setDelegateView(mSearchPanelView);
644    }
645
646    @Override
647    public void showSearchPanel() {
648        super.showSearchPanel();
649        WindowManager.LayoutParams lp =
650            (android.view.WindowManager.LayoutParams) mStatusBarView.getLayoutParams();
651        lp.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
652        lp.flags &= ~WindowManager.LayoutParams.FLAG_SLIPPERY;
653        WindowManagerImpl.getDefault().updateViewLayout(mStatusBarView, lp);
654    }
655
656    @Override
657    public void hideSearchPanel() {
658        super.hideSearchPanel();
659        WindowManager.LayoutParams lp =
660            (android.view.WindowManager.LayoutParams) mStatusBarView.getLayoutParams();
661        lp.flags |= WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
662        lp.flags |= WindowManager.LayoutParams.FLAG_SLIPPERY;
663        WindowManagerImpl.getDefault().updateViewLayout(mStatusBarView, lp);
664    }
665
666    public int getStatusBarHeight() {
667        return mStatusBarView != null ? mStatusBarView.getHeight()
668                : mContext.getResources().getDimensionPixelSize(
669                        com.android.internal.R.dimen.navigation_bar_height);
670    }
671
672    protected int getStatusBarGravity() {
673        return Gravity.BOTTOM | Gravity.FILL_HORIZONTAL;
674    }
675
676    public void onBarHeightChanged(int height) {
677        final WindowManager.LayoutParams lp
678                = (WindowManager.LayoutParams)mStatusBarView.getLayoutParams();
679        if (lp == null) {
680            // haven't been added yet
681            return;
682        }
683        if (lp.height != height) {
684            lp.height = height;
685            final WindowManager wm = WindowManagerImpl.getDefault();
686            wm.updateViewLayout(mStatusBarView, lp);
687        }
688    }
689
690    @Override
691    protected BaseStatusBar.H createHandler() {
692        return new TabletStatusBar.H();
693    }
694
695    private class H extends BaseStatusBar.H {
696        public void handleMessage(Message m) {
697            super.handleMessage(m);
698            switch (m.what) {
699                case MSG_OPEN_NOTIFICATION_PEEK:
700                    if (DEBUG) Slog.d(TAG, "opening notification peek window; arg=" + m.arg1);
701
702                    if (m.arg1 >= 0) {
703                        final int N = mNotificationData.size();
704
705                        if (!mNotificationDNDMode) {
706                            if (mNotificationPeekIndex >= 0 && mNotificationPeekIndex < N) {
707                                NotificationData.Entry entry = mNotificationData.get(N-1-mNotificationPeekIndex);
708                                entry.icon.setBackgroundColor(0);
709                                mNotificationPeekIndex = -1;
710                                mNotificationPeekKey = null;
711                            }
712                        }
713
714                        final int peekIndex = m.arg1;
715                        if (peekIndex < N) {
716                            //Slog.d(TAG, "loading peek: " + peekIndex);
717                            NotificationData.Entry entry =
718                                mNotificationDNDMode
719                                    ? mNotificationDNDDummyEntry
720                                    : mNotificationData.get(N-1-peekIndex);
721                            NotificationData.Entry copy = new NotificationData.Entry(
722                                    entry.key,
723                                    entry.notification,
724                                    entry.icon);
725                            inflateViews(copy, mNotificationPeekRow);
726
727                            if (mNotificationDNDMode) {
728                                copy.content.setOnClickListener(new View.OnClickListener() {
729                                    public void onClick(View v) {
730                                        SharedPreferences.Editor editor = Prefs.edit(mContext);
731                                        editor.putBoolean(Prefs.DO_NOT_DISTURB_PREF, false);
732                                        editor.apply();
733                                        animateCollapse();
734                                        visibilityChanged(false);
735                                    }
736                                });
737                            }
738
739                            entry.icon.setBackgroundColor(0x20FFFFFF);
740
741//                          mNotificationPeekRow.setLayoutTransition(
742//                              peekIndex < mNotificationPeekIndex
743//                                  ? mNotificationPeekScrubLeft
744//                                  : mNotificationPeekScrubRight);
745
746                            mNotificationPeekRow.removeAllViews();
747                            mNotificationPeekRow.addView(copy.row);
748
749                            mNotificationPeekWindow.setVisibility(View.VISIBLE);
750                            mNotificationPanel.show(false, true);
751
752                            mNotificationPeekIndex = peekIndex;
753                            mNotificationPeekKey = entry.key;
754                        }
755                    }
756                    break;
757                case MSG_CLOSE_NOTIFICATION_PEEK:
758                    if (DEBUG) Slog.d(TAG, "closing notification peek window");
759                    mNotificationPeekWindow.setVisibility(View.GONE);
760                    mNotificationPeekRow.removeAllViews();
761
762                    final int N = mNotificationData.size();
763                    if (mNotificationPeekIndex >= 0 && mNotificationPeekIndex < N) {
764                        NotificationData.Entry entry =
765                            mNotificationDNDMode
766                                ? mNotificationDNDDummyEntry
767                                : mNotificationData.get(N-1-mNotificationPeekIndex);
768                        entry.icon.setBackgroundColor(0);
769                    }
770
771                    mNotificationPeekIndex = -1;
772                    mNotificationPeekKey = null;
773                    break;
774                case MSG_OPEN_NOTIFICATION_PANEL:
775                    if (DEBUG) Slog.d(TAG, "opening notifications panel");
776                    if (!mNotificationPanel.isShowing()) {
777                        mNotificationPanel.show(true, true);
778                        mNotificationArea.setVisibility(View.INVISIBLE);
779                        mTicker.halt();
780                    }
781                    break;
782                case MSG_CLOSE_NOTIFICATION_PANEL:
783                    if (DEBUG) Slog.d(TAG, "closing notifications panel");
784                    if (mNotificationPanel.isShowing()) {
785                        mNotificationPanel.show(false, true);
786                        mNotificationArea.setVisibility(View.VISIBLE);
787                    }
788                    break;
789                case MSG_OPEN_INPUT_METHODS_PANEL:
790                    if (DEBUG) Slog.d(TAG, "opening input methods panel");
791                    if (mInputMethodsPanel != null) mInputMethodsPanel.openPanel();
792                    break;
793                case MSG_CLOSE_INPUT_METHODS_PANEL:
794                    if (DEBUG) Slog.d(TAG, "closing input methods panel");
795                    if (mInputMethodsPanel != null) mInputMethodsPanel.closePanel(false);
796                    break;
797                case MSG_OPEN_COMPAT_MODE_PANEL:
798                    if (DEBUG) Slog.d(TAG, "opening compat panel");
799                    if (mCompatModePanel != null) mCompatModePanel.openPanel();
800                    break;
801                case MSG_CLOSE_COMPAT_MODE_PANEL:
802                    if (DEBUG) Slog.d(TAG, "closing compat panel");
803                    if (mCompatModePanel != null) mCompatModePanel.closePanel();
804                    break;
805                case MSG_SHOW_CHROME:
806                    if (DEBUG) Slog.d(TAG, "hiding shadows (lights on)");
807                    mBarContents.setVisibility(View.VISIBLE);
808                    mShadow.setVisibility(View.GONE);
809                    mSystemUiVisibility &= ~View.SYSTEM_UI_FLAG_LOW_PROFILE;
810                    notifyUiVisibilityChanged();
811                    break;
812                case MSG_HIDE_CHROME:
813                    if (DEBUG) Slog.d(TAG, "showing shadows (lights out)");
814                    animateCollapse();
815                    visibilityChanged(false);
816                    mBarContents.setVisibility(View.GONE);
817                    mShadow.setVisibility(View.VISIBLE);
818                    mSystemUiVisibility |= View.SYSTEM_UI_FLAG_LOW_PROFILE;
819                    notifyUiVisibilityChanged();
820                    break;
821                case MSG_STOP_TICKER:
822                    mTicker.halt();
823                    break;
824            }
825        }
826    }
827
828    public void addIcon(String slot, int index, int viewIndex, StatusBarIcon icon) {
829        if (DEBUG) Slog.d(TAG, "addIcon(" + slot + ") -> " + icon);
830    }
831
832    public void updateIcon(String slot, int index, int viewIndex,
833            StatusBarIcon old, StatusBarIcon icon) {
834        if (DEBUG) Slog.d(TAG, "updateIcon(" + slot + ") -> " + icon);
835    }
836
837    public void removeIcon(String slot, int index, int viewIndex) {
838        if (DEBUG) Slog.d(TAG, "removeIcon(" + slot + ")");
839    }
840
841    public void addNotification(IBinder key, StatusBarNotification notification) {
842        if (DEBUG) Slog.d(TAG, "addNotification(" + key + " -> " + notification + ")");
843        addNotificationViews(key, notification);
844
845        final boolean immersive = isImmersive();
846        if (false && immersive) {
847            // TODO: immersive mode popups for tablet
848        } else if (notification.notification.fullScreenIntent != null) {
849            // not immersive & a full-screen alert should be shown
850            Slog.w(TAG, "Notification has fullScreenIntent and activity is not immersive;"
851                    + " sending fullScreenIntent");
852            try {
853                notification.notification.fullScreenIntent.send();
854            } catch (PendingIntent.CanceledException e) {
855            }
856        } else {
857            tick(key, notification, true);
858        }
859
860        setAreThereNotifications();
861    }
862
863    public void removeNotification(IBinder key) {
864        if (DEBUG) Slog.d(TAG, "removeNotification(" + key + ")");
865        removeNotificationViews(key);
866        mTicker.remove(key);
867        setAreThereNotifications();
868    }
869
870    public void showClock(boolean show) {
871        View clock = mBarContents.findViewById(R.id.clock);
872        View network_text = mBarContents.findViewById(R.id.network_text);
873        if (clock != null) {
874            clock.setVisibility(show ? View.VISIBLE : View.GONE);
875        }
876        if (network_text != null) {
877            network_text.setVisibility((!show) ? View.VISIBLE : View.GONE);
878        }
879    }
880
881    public void disable(int state) {
882        int old = mDisabled;
883        int diff = state ^ old;
884        mDisabled = state;
885
886        // act accordingly
887        if ((diff & StatusBarManager.DISABLE_CLOCK) != 0) {
888            boolean show = (state & StatusBarManager.DISABLE_CLOCK) == 0;
889            Slog.i(TAG, "DISABLE_CLOCK: " + (show ? "no" : "yes"));
890            showClock(show);
891        }
892        if ((diff & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) {
893            boolean show = (state & StatusBarManager.DISABLE_SYSTEM_INFO) == 0;
894            Slog.i(TAG, "DISABLE_SYSTEM_INFO: " + (show ? "no" : "yes"));
895            mNotificationTrigger.setVisibility(show ? View.VISIBLE : View.GONE);
896        }
897        if ((diff & StatusBarManager.DISABLE_EXPAND) != 0) {
898            if ((state & StatusBarManager.DISABLE_EXPAND) != 0) {
899                Slog.i(TAG, "DISABLE_EXPAND: yes");
900                animateCollapse();
901                visibilityChanged(false);
902            }
903        }
904        if ((diff & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
905            mNotificationDNDMode = Prefs.read(mContext)
906                        .getBoolean(Prefs.DO_NOT_DISTURB_PREF, Prefs.DO_NOT_DISTURB_DEFAULT);
907
908            if ((state & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
909                Slog.i(TAG, "DISABLE_NOTIFICATION_ICONS: yes" + (mNotificationDNDMode?" (DND)":""));
910                mTicker.halt();
911            } else {
912                Slog.i(TAG, "DISABLE_NOTIFICATION_ICONS: no" + (mNotificationDNDMode?" (DND)":""));
913            }
914
915            // refresh icons to show either notifications or the DND message
916            reloadAllNotificationIcons();
917        } else if ((diff & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
918            if ((state & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
919                mTicker.halt();
920            }
921        }
922        if ((diff & (StatusBarManager.DISABLE_RECENT
923                        | StatusBarManager.DISABLE_BACK
924                        | StatusBarManager.DISABLE_HOME)) != 0) {
925            setNavigationVisibility(state);
926
927            if ((state & StatusBarManager.DISABLE_RECENT) != 0) {
928                // close recents if it's visible
929                mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
930                mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
931            }
932        }
933    }
934
935    private void setNavigationVisibility(int visibility) {
936        boolean disableHome = ((visibility & StatusBarManager.DISABLE_HOME) != 0);
937        boolean disableRecent = ((visibility & StatusBarManager.DISABLE_RECENT) != 0);
938        boolean disableBack = ((visibility & StatusBarManager.DISABLE_BACK) != 0);
939
940        mBackButton.setVisibility(disableBack ? View.INVISIBLE : View.VISIBLE);
941        mHomeButton.setVisibility(disableHome ? View.INVISIBLE : View.VISIBLE);
942        mRecentButton.setVisibility(disableRecent ? View.INVISIBLE : View.VISIBLE);
943
944        mInputMethodSwitchButton.setScreenLocked(
945                (visibility & StatusBarManager.DISABLE_SYSTEM_INFO) != 0);
946    }
947
948    private boolean hasTicker(Notification n) {
949        return n.tickerView != null || !TextUtils.isEmpty(n.tickerText);
950    }
951
952    @Override
953    protected void tick(IBinder key, StatusBarNotification n, boolean firstTime) {
954        // Don't show the ticker when the windowshade is open.
955        if (mNotificationPanel.isShowing()) {
956            return;
957        }
958        // If they asked for FLAG_ONLY_ALERT_ONCE, then only show this notification
959        // if it's a new notification.
960        if (!firstTime && (n.notification.flags & Notification.FLAG_ONLY_ALERT_ONCE) != 0) {
961            return;
962        }
963        // Show the ticker if one is requested. Also don't do this
964        // until status bar window is attached to the window manager,
965        // because...  well, what's the point otherwise?  And trying to
966        // run a ticker without being attached will crash!
967        if (hasTicker(n.notification) && mStatusBarView.getWindowToken() != null) {
968            if (0 == (mDisabled & (StatusBarManager.DISABLE_NOTIFICATION_ICONS
969                            | StatusBarManager.DISABLE_NOTIFICATION_TICKER))) {
970                mTicker.add(key, n);
971                mFeedbackIconArea.setVisibility(View.GONE);
972            }
973        }
974    }
975
976    // called by TabletTicker when it's done with all queued ticks
977    public void doneTicking() {
978        mFeedbackIconArea.setVisibility(View.VISIBLE);
979    }
980
981    public void animateExpand() {
982        mHandler.removeMessages(MSG_OPEN_NOTIFICATION_PANEL);
983        mHandler.sendEmptyMessage(MSG_OPEN_NOTIFICATION_PANEL);
984    }
985
986    public void animateCollapse() {
987        animateCollapse(false);
988    }
989
990    private void animateCollapse(boolean excludeRecents) {
991        mHandler.removeMessages(MSG_CLOSE_NOTIFICATION_PANEL);
992        mHandler.sendEmptyMessage(MSG_CLOSE_NOTIFICATION_PANEL);
993        if (!excludeRecents) {
994            mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
995            mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
996        }
997        mHandler.removeMessages(MSG_CLOSE_INPUT_METHODS_PANEL);
998        mHandler.sendEmptyMessage(MSG_CLOSE_INPUT_METHODS_PANEL);
999        mHandler.removeMessages(MSG_CLOSE_COMPAT_MODE_PANEL);
1000        mHandler.sendEmptyMessage(MSG_CLOSE_COMPAT_MODE_PANEL);
1001    }
1002
1003    @Override // CommandQueue
1004    public void setNavigationIconHints(int hints) {
1005        if (hints == mNavigationIconHints) return;
1006
1007        if (DEBUG) {
1008            android.widget.Toast.makeText(mContext,
1009                "Navigation icon hints = " + hints,
1010                500).show();
1011        }
1012
1013        mNavigationIconHints = hints;
1014
1015        mBackButton.setAlpha(
1016            (0 != (hints & StatusBarManager.NAVIGATION_HINT_BACK_NOP)) ? 0.5f : 1.0f);
1017        mHomeButton.setAlpha(
1018            (0 != (hints & StatusBarManager.NAVIGATION_HINT_HOME_NOP)) ? 0.5f : 1.0f);
1019        mRecentButton.setAlpha(
1020            (0 != (hints & StatusBarManager.NAVIGATION_HINT_RECENT_NOP)) ? 0.5f : 1.0f);
1021
1022        mBackButton.setImageResource(
1023            (0 != (hints & StatusBarManager.NAVIGATION_HINT_BACK_ALT))
1024                ? R.drawable.ic_sysbar_back_ime
1025                : R.drawable.ic_sysbar_back);
1026    }
1027
1028    private void notifyUiVisibilityChanged() {
1029        try {
1030            mWindowManager.statusBarVisibilityChanged(mSystemUiVisibility);
1031        } catch (RemoteException ex) {
1032        }
1033    }
1034
1035    @Override // CommandQueue
1036    public void setSystemUiVisibility(int vis, int mask) {
1037        final int oldVal = mSystemUiVisibility;
1038        final int newVal = (oldVal&~mask) | (vis&mask);
1039        final int diff = newVal ^ oldVal;
1040
1041        if (diff != 0) {
1042            mSystemUiVisibility = newVal;
1043
1044            if (0 != (diff & View.SYSTEM_UI_FLAG_LOW_PROFILE)) {
1045                mHandler.removeMessages(MSG_HIDE_CHROME);
1046                mHandler.removeMessages(MSG_SHOW_CHROME);
1047                mHandler.sendEmptyMessage(0 == (vis & View.SYSTEM_UI_FLAG_LOW_PROFILE)
1048                        ? MSG_SHOW_CHROME : MSG_HIDE_CHROME);
1049            }
1050
1051            notifyUiVisibilityChanged();
1052        }
1053    }
1054
1055    public void setLightsOn(boolean on) {
1056        // Policy note: if the frontmost activity needs the menu key, we assume it is a legacy app
1057        // that can't handle lights-out mode.
1058        if (mMenuButton.getVisibility() == View.VISIBLE) {
1059            on = true;
1060        }
1061
1062        Slog.v(TAG, "setLightsOn(" + on + ")");
1063        if (on) {
1064            setSystemUiVisibility(0, View.SYSTEM_UI_FLAG_LOW_PROFILE);
1065        } else {
1066            setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE, View.SYSTEM_UI_FLAG_LOW_PROFILE);
1067        }
1068    }
1069
1070    public void topAppWindowChanged(boolean showMenu) {
1071        if (DEBUG) {
1072            Slog.d(TAG, (showMenu?"showing":"hiding") + " the MENU button");
1073        }
1074        mMenuButton.setVisibility(showMenu ? View.VISIBLE : View.GONE);
1075
1076        // See above re: lights-out policy for legacy apps.
1077        if (showMenu) setLightsOn(true);
1078
1079        mCompatModeButton.refresh();
1080        if (mCompatModeButton.getVisibility() == View.VISIBLE) {
1081            if (DEBUG_COMPAT_HELP
1082                    || ! Prefs.read(mContext).getBoolean(Prefs.SHOWN_COMPAT_MODE_HELP, false)) {
1083                showCompatibilityHelp();
1084            }
1085        } else {
1086            hideCompatibilityHelp();
1087            mCompatModePanel.closePanel();
1088        }
1089    }
1090
1091    private void showCompatibilityHelp() {
1092        if (mCompatibilityHelpDialog != null) {
1093            return;
1094        }
1095
1096        mCompatibilityHelpDialog = View.inflate(mContext, R.layout.compat_mode_help, null);
1097        View button = mCompatibilityHelpDialog.findViewById(R.id.button);
1098
1099        button.setOnClickListener(new View.OnClickListener() {
1100            @Override
1101            public void onClick(View v) {
1102                hideCompatibilityHelp();
1103                SharedPreferences.Editor editor = Prefs.edit(mContext);
1104                editor.putBoolean(Prefs.SHOWN_COMPAT_MODE_HELP, true);
1105                editor.apply();
1106            }
1107        });
1108
1109        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
1110                ViewGroup.LayoutParams.MATCH_PARENT,
1111                ViewGroup.LayoutParams.MATCH_PARENT,
1112                WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG,
1113                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
1114                    | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS
1115                    | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM,
1116                PixelFormat.TRANSLUCENT);
1117        lp.setTitle("CompatibilityModeDialog");
1118        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
1119                | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
1120        lp.windowAnimations = com.android.internal.R.style.Animation_ZoomButtons; // simple fade
1121
1122        WindowManagerImpl.getDefault().addView(mCompatibilityHelpDialog, lp);
1123    }
1124
1125    private void hideCompatibilityHelp() {
1126        if (mCompatibilityHelpDialog != null) {
1127            WindowManagerImpl.getDefault().removeView(mCompatibilityHelpDialog);
1128            mCompatibilityHelpDialog = null;
1129        }
1130    }
1131
1132    public void setImeWindowStatus(IBinder token, int vis, int backDisposition) {
1133        mInputMethodSwitchButton.setImeWindowStatus(token,
1134                (vis & InputMethodService.IME_ACTIVE) != 0);
1135        updateNotificationIcons();
1136        mInputMethodsPanel.setImeToken(token);
1137
1138        boolean altBack = (backDisposition == InputMethodService.BACK_DISPOSITION_WILL_DISMISS)
1139            || ((vis & InputMethodService.IME_VISIBLE) != 0);
1140        mAltBackButtonEnabledForIme = altBack;
1141
1142        mCommandQueue.setNavigationIconHints(
1143                altBack ? (mNavigationIconHints | StatusBarManager.NAVIGATION_HINT_BACK_ALT)
1144                        : (mNavigationIconHints & ~StatusBarManager.NAVIGATION_HINT_BACK_ALT));
1145
1146        if (FAKE_SPACE_BAR) {
1147            mFakeSpaceBar.setVisibility(((vis & InputMethodService.IME_VISIBLE) != 0)
1148                    ? View.VISIBLE : View.GONE);
1149        }
1150    }
1151
1152    @Override
1153    public void onRecentsPanelVisibilityChanged(boolean visible) {
1154        boolean altBack = visible || mAltBackButtonEnabledForIme;
1155        mCommandQueue.setNavigationIconHints(
1156                altBack ? (mNavigationIconHints | StatusBarManager.NAVIGATION_HINT_BACK_ALT)
1157                        : (mNavigationIconHints & ~StatusBarManager.NAVIGATION_HINT_BACK_ALT));
1158    }
1159
1160    @Override
1161    public void setHardKeyboardStatus(boolean available, boolean enabled) {
1162        if (DEBUG) {
1163            Slog.d(TAG, "Set hard keyboard status: available=" + available
1164                    + ", enabled=" + enabled);
1165        }
1166        mInputMethodSwitchButton.setHardKeyboardStatus(available);
1167        updateNotificationIcons();
1168        mInputMethodsPanel.setHardKeyboardStatus(available, enabled);
1169    }
1170
1171    @Override
1172    public void onHardKeyboardEnabledChange(boolean enabled) {
1173        try {
1174            mBarService.setHardKeyboardEnabled(enabled);
1175        } catch (RemoteException ex) {
1176        }
1177    }
1178
1179    private boolean isImmersive() {
1180        try {
1181            return ActivityManagerNative.getDefault().isTopActivityImmersive();
1182            //Slog.d(TAG, "Top activity is " + (immersive?"immersive":"not immersive"));
1183        } catch (RemoteException ex) {
1184            // the end is nigh
1185            return false;
1186        }
1187    }
1188
1189    @Override
1190    protected void setAreThereNotifications() {
1191        if (mNotificationPanel != null) {
1192            mNotificationPanel.setClearable(mNotificationData.hasClearableItems());
1193        }
1194    }
1195
1196    private View.OnClickListener mOnClickListener = new View.OnClickListener() {
1197        public void onClick(View v) {
1198            if (v == mRecentButton) {
1199                onClickRecentButton();
1200            } else if (v == mInputMethodSwitchButton) {
1201                onClickInputMethodSwitchButton();
1202            } else if (v == mCompatModeButton) {
1203                onClickCompatModeButton();
1204            }
1205        }
1206    };
1207
1208    public void onClickRecentButton() {
1209        if (DEBUG) Slog.d(TAG, "clicked recent apps; disabled=" + mDisabled);
1210        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) == 0) {
1211            int msg = (mRecentsPanel.getVisibility() == View.VISIBLE)
1212                ? MSG_CLOSE_RECENTS_PANEL : MSG_OPEN_RECENTS_PANEL;
1213            mHandler.removeMessages(msg);
1214            mHandler.sendEmptyMessage(msg);
1215        }
1216    }
1217
1218    public void onClickInputMethodSwitchButton() {
1219        if (DEBUG) Slog.d(TAG, "clicked input methods panel; disabled=" + mDisabled);
1220        int msg = (mInputMethodsPanel.getVisibility() == View.GONE) ?
1221                MSG_OPEN_INPUT_METHODS_PANEL : MSG_CLOSE_INPUT_METHODS_PANEL;
1222        mHandler.removeMessages(msg);
1223        mHandler.sendEmptyMessage(msg);
1224    }
1225
1226    public void onClickCompatModeButton() {
1227        int msg = (mCompatModePanel.getVisibility() == View.GONE) ?
1228                MSG_OPEN_COMPAT_MODE_PANEL : MSG_CLOSE_COMPAT_MODE_PANEL;
1229        mHandler.removeMessages(msg);
1230        mHandler.sendEmptyMessage(msg);
1231    }
1232
1233    private class NotificationTriggerTouchListener implements View.OnTouchListener {
1234        VelocityTracker mVT;
1235        float mInitialTouchX, mInitialTouchY;
1236        int mTouchSlop;
1237
1238        public NotificationTriggerTouchListener() {
1239            mTouchSlop = ViewConfiguration.get(getContext()).getScaledTouchSlop();
1240        }
1241
1242        private Runnable mHiliteOnR = new Runnable() { public void run() {
1243            mNotificationArea.setBackgroundResource(
1244                com.android.internal.R.drawable.list_selector_pressed_holo_dark);
1245        }};
1246        public void hilite(final boolean on) {
1247            if (on) {
1248                mNotificationArea.postDelayed(mHiliteOnR, 100);
1249            } else {
1250                mNotificationArea.removeCallbacks(mHiliteOnR);
1251                mNotificationArea.setBackgroundDrawable(null);
1252            }
1253        }
1254
1255        public boolean onTouch(View v, MotionEvent event) {
1256//            Slog.d(TAG, String.format("touch: (%.1f, %.1f) initial: (%.1f, %.1f)",
1257//                        event.getX(),
1258//                        event.getY(),
1259//                        mInitialTouchX,
1260//                        mInitialTouchY));
1261
1262            if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1263                return true;
1264            }
1265
1266            final int action = event.getAction();
1267            switch (action) {
1268                case MotionEvent.ACTION_DOWN:
1269                    mVT = VelocityTracker.obtain();
1270                    mInitialTouchX = event.getX();
1271                    mInitialTouchY = event.getY();
1272                    hilite(true);
1273                    // fall through
1274                case MotionEvent.ACTION_OUTSIDE:
1275                case MotionEvent.ACTION_MOVE:
1276                    // check for fling
1277                    if (mVT != null) {
1278                        mVT.addMovement(event);
1279                        mVT.computeCurrentVelocity(1000); // pixels per second
1280                        // require a little more oomph once we're already in peekaboo mode
1281                        if (mVT.getYVelocity() < -mNotificationFlingVelocity) {
1282                            animateExpand();
1283                            visibilityChanged(true);
1284                            hilite(false);
1285                            mVT.recycle();
1286                            mVT = null;
1287                        }
1288                    }
1289                    return true;
1290                case MotionEvent.ACTION_UP:
1291                case MotionEvent.ACTION_CANCEL:
1292                    hilite(false);
1293                    if (mVT != null) {
1294                        if (action == MotionEvent.ACTION_UP
1295                         // was this a sloppy tap?
1296                         && Math.abs(event.getX() - mInitialTouchX) < mTouchSlop
1297                         && Math.abs(event.getY() - mInitialTouchY) < (mTouchSlop / 3)
1298                         // dragging off the bottom doesn't count
1299                         && (int)event.getY() < v.getBottom()) {
1300                            animateExpand();
1301                            visibilityChanged(true);
1302                            v.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_CLICKED);
1303                            v.playSoundEffect(SoundEffectConstants.CLICK);
1304                        }
1305
1306                        mVT.recycle();
1307                        mVT = null;
1308                        return true;
1309                    }
1310            }
1311            return false;
1312        }
1313    }
1314
1315    public void resetNotificationPeekFadeTimer() {
1316        if (DEBUG) {
1317            Slog.d(TAG, "setting peek fade timer for " + NOTIFICATION_PEEK_FADE_DELAY
1318                + "ms from now");
1319        }
1320        mHandler.removeMessages(MSG_CLOSE_NOTIFICATION_PEEK);
1321        mHandler.sendEmptyMessageDelayed(MSG_CLOSE_NOTIFICATION_PEEK,
1322                NOTIFICATION_PEEK_FADE_DELAY);
1323    }
1324
1325    private class NotificationIconTouchListener implements View.OnTouchListener {
1326        VelocityTracker mVT;
1327        int mPeekIndex;
1328        float mInitialTouchX, mInitialTouchY;
1329        int mTouchSlop;
1330
1331        public NotificationIconTouchListener() {
1332            mTouchSlop = ViewConfiguration.get(getContext()).getScaledTouchSlop();
1333        }
1334
1335        public boolean onTouch(View v, MotionEvent event) {
1336            boolean peeking = mNotificationPeekWindow.getVisibility() != View.GONE;
1337            boolean panelShowing = mNotificationPanel.isShowing();
1338            if (panelShowing) return false;
1339
1340            int numIcons = mIconLayout.getChildCount();
1341            int newPeekIndex = (int)(event.getX() * numIcons / mIconLayout.getWidth());
1342            if (newPeekIndex > numIcons - 1) newPeekIndex = numIcons - 1;
1343            else if (newPeekIndex < 0) newPeekIndex = 0;
1344
1345            final int action = event.getAction();
1346            switch (action) {
1347                case MotionEvent.ACTION_DOWN:
1348                    mVT = VelocityTracker.obtain();
1349                    mInitialTouchX = event.getX();
1350                    mInitialTouchY = event.getY();
1351                    mPeekIndex = -1;
1352
1353                    // fall through
1354                case MotionEvent.ACTION_OUTSIDE:
1355                case MotionEvent.ACTION_MOVE:
1356                    // peek and switch icons if necessary
1357
1358                    if (newPeekIndex != mPeekIndex) {
1359                        mPeekIndex = newPeekIndex;
1360
1361                        if (DEBUG) Slog.d(TAG, "will peek at notification #" + mPeekIndex);
1362                        Message peekMsg = mHandler.obtainMessage(MSG_OPEN_NOTIFICATION_PEEK);
1363                        peekMsg.arg1 = mPeekIndex;
1364
1365                        mHandler.removeMessages(MSG_OPEN_NOTIFICATION_PEEK);
1366
1367                        if (peeking) {
1368                            // no delay if we're scrubbing left-right
1369                            mHandler.sendMessage(peekMsg);
1370                        } else {
1371                            // wait for fling
1372                            mHandler.sendMessageDelayed(peekMsg, NOTIFICATION_PEEK_HOLD_THRESH);
1373                        }
1374                    }
1375
1376                    // check for fling
1377                    if (mVT != null) {
1378                        mVT.addMovement(event);
1379                        mVT.computeCurrentVelocity(1000); // pixels per second
1380                        // require a little more oomph once we're already in peekaboo mode
1381                        if (!panelShowing && (
1382                               (peeking && mVT.getYVelocity() < -mNotificationFlingVelocity*3)
1383                            || (mVT.getYVelocity() < -mNotificationFlingVelocity))) {
1384                            mHandler.removeMessages(MSG_OPEN_NOTIFICATION_PEEK);
1385                            mHandler.removeMessages(MSG_OPEN_NOTIFICATION_PANEL);
1386                            mHandler.sendEmptyMessage(MSG_CLOSE_NOTIFICATION_PEEK);
1387                            mHandler.sendEmptyMessage(MSG_OPEN_NOTIFICATION_PANEL);
1388                        }
1389                    }
1390                    return true;
1391                case MotionEvent.ACTION_UP:
1392                case MotionEvent.ACTION_CANCEL:
1393                    mHandler.removeMessages(MSG_OPEN_NOTIFICATION_PEEK);
1394                    if (!peeking) {
1395                        if (action == MotionEvent.ACTION_UP
1396                                // was this a sloppy tap?
1397                                && Math.abs(event.getX() - mInitialTouchX) < mTouchSlop
1398                                && Math.abs(event.getY() - mInitialTouchY) < (mTouchSlop / 3)
1399                                // dragging off the bottom doesn't count
1400                                && (int)event.getY() < v.getBottom()) {
1401                            Message peekMsg = mHandler.obtainMessage(MSG_OPEN_NOTIFICATION_PEEK);
1402                            peekMsg.arg1 = mPeekIndex;
1403                            mHandler.removeMessages(MSG_OPEN_NOTIFICATION_PEEK);
1404                            mHandler.sendMessage(peekMsg);
1405
1406                            v.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_CLICKED);
1407                            v.playSoundEffect(SoundEffectConstants.CLICK);
1408
1409                            peeking = true; // not technically true yet, but the next line will run
1410                        }
1411                    }
1412
1413                    if (peeking) {
1414                        resetNotificationPeekFadeTimer();
1415                    }
1416
1417                    mVT.recycle();
1418                    mVT = null;
1419                    return true;
1420            }
1421            return false;
1422        }
1423    }
1424
1425    private void reloadAllNotificationIcons() {
1426        if (mIconLayout == null) return;
1427        mIconLayout.removeAllViews();
1428        updateNotificationIcons();
1429    }
1430
1431    @Override
1432    protected void updateNotificationIcons() {
1433        // XXX: need to implement a new limited linear layout class
1434        // to avoid removing & readding everything
1435
1436        if (mIconLayout == null) return;
1437
1438        // first, populate the main notification panel
1439        loadNotificationPanel();
1440
1441        final LinearLayout.LayoutParams params
1442            = new LinearLayout.LayoutParams(mIconSize + 2*mIconHPadding, mNaturalBarHeight);
1443
1444        // alternate behavior in DND mode
1445        if (mNotificationDNDMode) {
1446            if (mIconLayout.getChildCount() == 0) {
1447                final Notification dndNotification = new Notification.Builder(mContext)
1448                    .setContentTitle(mContext.getText(R.string.notifications_off_title))
1449                    .setContentText(mContext.getText(R.string.notifications_off_text))
1450                    .setSmallIcon(R.drawable.ic_notification_dnd)
1451                    .setOngoing(true)
1452                    .getNotification();
1453
1454                final StatusBarIconView iconView = new StatusBarIconView(mContext, "_dnd",
1455                        dndNotification);
1456                iconView.setImageResource(R.drawable.ic_notification_dnd);
1457                iconView.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
1458                iconView.setPadding(mIconHPadding, 0, mIconHPadding, 0);
1459
1460                mNotificationDNDDummyEntry = new NotificationData.Entry(
1461                        null,
1462                        new StatusBarNotification("", 0, "", 0, 0, Notification.PRIORITY_MAX, dndNotification),
1463                        iconView);
1464
1465                mIconLayout.addView(iconView, params);
1466            }
1467
1468            return;
1469        } else if (0 != (mDisabled & StatusBarManager.DISABLE_NOTIFICATION_ICONS)) {
1470            // if icons are disabled but we're not in DND mode, this is probably Setup and we should
1471            // just leave the area totally empty
1472            return;
1473        }
1474
1475        int N = mNotificationData.size();
1476
1477        if (DEBUG) {
1478            Slog.d(TAG, "refreshing icons: " + N + " notifications, mIconLayout=" + mIconLayout);
1479        }
1480
1481        ArrayList<View> toShow = new ArrayList<View>();
1482
1483        // Extra Special Icons
1484        // The IME switcher and compatibility mode icons take the place of notifications. You didn't
1485        // need to see all those new emails, did you?
1486        int maxNotificationIconsCount = mMaxNotificationIcons;
1487        if (mInputMethodSwitchButton.getVisibility() != View.GONE) maxNotificationIconsCount --;
1488        if (mCompatModeButton.getVisibility()        != View.GONE) maxNotificationIconsCount --;
1489
1490        for (int i=0; toShow.size()< maxNotificationIconsCount; i++) {
1491            if (i >= N) break;
1492            Entry ent = mNotificationData.get(N-i-1);
1493            if (ent.notification.score >= HIDE_ICONS_BELOW_SCORE) {
1494                toShow.add(ent.icon);
1495            }
1496        }
1497
1498        ArrayList<View> toRemove = new ArrayList<View>();
1499        for (int i=0; i<mIconLayout.getChildCount(); i++) {
1500            View child = mIconLayout.getChildAt(i);
1501            if (!toShow.contains(child)) {
1502                toRemove.add(child);
1503            }
1504        }
1505
1506        for (View remove : toRemove) {
1507            mIconLayout.removeView(remove);
1508        }
1509
1510        for (int i=0; i<toShow.size(); i++) {
1511            View v = toShow.get(i);
1512            v.setPadding(mIconHPadding, 0, mIconHPadding, 0);
1513            if (v.getParent() == null) {
1514                mIconLayout.addView(v, i, params);
1515            }
1516        }
1517    }
1518
1519    private void loadNotificationPanel() {
1520        int N = mNotificationData.size();
1521
1522        ArrayList<View> toShow = new ArrayList<View>();
1523
1524        for (int i=0; i<N; i++) {
1525            View row = mNotificationData.get(N-i-1).row;
1526            toShow.add(row);
1527        }
1528
1529        ArrayList<View> toRemove = new ArrayList<View>();
1530        for (int i=0; i<mPile.getChildCount(); i++) {
1531            View child = mPile.getChildAt(i);
1532            if (!toShow.contains(child)) {
1533                toRemove.add(child);
1534            }
1535        }
1536
1537        for (View remove : toRemove) {
1538            mPile.removeView(remove);
1539        }
1540
1541        for (int i=0; i<toShow.size(); i++) {
1542            View v = toShow.get(i);
1543            if (v.getParent() == null) {
1544                // the notification panel has the most important things at the bottom
1545                mPile.addView(v, N-1-i);
1546            }
1547        }
1548
1549        mNotificationPanel.setNotificationCount(N);
1550    }
1551
1552    @Override
1553    protected void workAroundBadLayerDrawableOpacity(View v) {
1554        Drawable bgd = v.getBackground();
1555        if (!(bgd instanceof LayerDrawable)) return;
1556
1557        LayerDrawable d = (LayerDrawable) bgd;
1558        v.setBackgroundDrawable(null);
1559        d.setOpacity(PixelFormat.TRANSLUCENT);
1560        v.setBackgroundDrawable(d);
1561    }
1562
1563    public void clearAll() {
1564        try {
1565            mBarService.onClearAllNotifications();
1566        } catch (RemoteException ex) {
1567            // system process is dead if we're here.
1568        }
1569        animateCollapse();
1570        visibilityChanged(false);
1571    }
1572
1573    private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
1574        public void onReceive(Context context, Intent intent) {
1575            String action = intent.getAction();
1576            if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)
1577                || Intent.ACTION_SCREEN_OFF.equals(action)) {
1578                boolean excludeRecents = false;
1579                if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) {
1580                    String reason = intent.getStringExtra("reason");
1581                    if (reason != null) {
1582                        excludeRecents = reason.equals("recentapps");
1583                    }
1584                }
1585                if (Intent.ACTION_SCREEN_OFF.equals(action)) {
1586                    // If we're turning the screen off, we want to hide the
1587                    // recents panel with no animation
1588                    // TODO: hide other things, like the notification tray,
1589                    // with no animation as well
1590                    mRecentsPanel.show(false, false);
1591                    excludeRecents = true;
1592                }
1593                animateCollapse(excludeRecents);
1594            }
1595        }
1596    };
1597
1598    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
1599        pw.print("mDisabled=0x");
1600        pw.println(Integer.toHexString(mDisabled));
1601        pw.println("mNetworkController:");
1602        mNetworkController.dump(fd, pw, args);
1603    }
1604
1605    @Override
1606    protected boolean isTopNotification(ViewGroup parent, NotificationData.Entry entry) {
1607        return parent.indexOfChild(entry.row) == parent.getChildCount()-1;
1608    }
1609
1610    @Override
1611    protected void haltTicker() {
1612        mTicker.halt();
1613    }
1614
1615    @Override
1616    protected void updateExpandedViewPos(int expandedPosition) {
1617    }
1618}
1619
1620
1621