PhoneStatusBar.java revision de547008d110fc4a23ee5ff6ae6ebba4788cd4bb 
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.phone;
18
19import static android.app.StatusBarManager.NAVIGATION_HINT_BACK_ALT;
20import static android.app.StatusBarManager.WINDOW_STATE_HIDDEN;
21import static android.app.StatusBarManager.WINDOW_STATE_SHOWING;
22import static android.app.StatusBarManager.windowStateToString;
23import static com.android.systemui.statusbar.phone.BarTransitions.MODE_OPAQUE;
24import static com.android.systemui.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT;
25import static com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSLUCENT;
26import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT;
27
28import android.animation.Animator;
29import android.animation.AnimatorListenerAdapter;
30import android.animation.ObjectAnimator;
31import android.animation.TimeInterpolator;
32import android.app.ActivityManager;
33import android.app.ActivityManagerNative;
34import android.app.Notification;
35import android.app.PendingIntent;
36import android.app.StatusBarManager;
37import android.content.BroadcastReceiver;
38import android.content.Context;
39import android.content.Intent;
40import android.content.IntentFilter;
41import android.content.res.Configuration;
42import android.content.res.Resources;
43import android.database.ContentObserver;
44import android.graphics.Canvas;
45import android.graphics.ColorFilter;
46import android.graphics.PixelFormat;
47import android.graphics.Point;
48import android.graphics.PorterDuff;
49import android.graphics.Rect;
50import android.graphics.drawable.Drawable;
51import android.inputmethodservice.InputMethodService;
52import android.os.Bundle;
53import android.os.Handler;
54import android.os.IBinder;
55import android.os.Message;
56import android.os.PowerManager;
57import android.os.RemoteException;
58import android.os.SystemClock;
59import android.os.UserHandle;
60import android.provider.Settings;
61import android.service.notification.StatusBarNotification;
62import android.util.DisplayMetrics;
63import android.util.EventLog;
64import android.util.Log;
65import android.view.Display;
66import android.view.Gravity;
67import android.view.MotionEvent;
68import android.view.VelocityTracker;
69import android.view.View;
70import android.view.ViewGroup;
71import android.view.ViewGroup.LayoutParams;
72import android.view.ViewPropertyAnimator;
73import android.view.ViewStub;
74import android.view.WindowManager;
75import android.view.animation.AccelerateInterpolator;
76import android.view.animation.Animation;
77import android.view.animation.AnimationUtils;
78import android.view.animation.DecelerateInterpolator;
79import android.widget.FrameLayout;
80import android.widget.ImageView;
81import android.widget.LinearLayout;
82import android.widget.ScrollView;
83import android.widget.TextView;
84
85import com.android.internal.statusbar.StatusBarIcon;
86import com.android.systemui.DemoMode;
87import com.android.systemui.EventLogTags;
88import com.android.systemui.R;
89import com.android.systemui.statusbar.BaseStatusBar;
90import com.android.systemui.statusbar.CommandQueue;
91import com.android.systemui.statusbar.GestureRecorder;
92import com.android.systemui.statusbar.NotificationData;
93import com.android.systemui.statusbar.NotificationData.Entry;
94import com.android.systemui.statusbar.SignalClusterView;
95import com.android.systemui.statusbar.StatusBarIconView;
96import com.android.systemui.statusbar.policy.BatteryController;
97import com.android.systemui.statusbar.policy.BluetoothController;
98import com.android.systemui.statusbar.policy.DateView;
99import com.android.systemui.statusbar.policy.HeadsUpNotificationView;
100import com.android.systemui.statusbar.policy.LocationController;
101import com.android.systemui.statusbar.policy.NetworkController;
102import com.android.systemui.statusbar.policy.NotificationRowLayout;
103import com.android.systemui.statusbar.policy.OnSizeChangedListener;
104import com.android.systemui.statusbar.policy.RotationLockController;
105
106import java.io.FileDescriptor;
107import java.io.PrintWriter;
108import java.util.ArrayList;
109
110public class PhoneStatusBar extends BaseStatusBar implements DemoMode {
111    static final String TAG = "PhoneStatusBar";
112    public static final boolean DEBUG = BaseStatusBar.DEBUG;
113    public static final boolean SPEW = false;
114    public static final boolean DUMPTRUCK = true; // extra dumpsys info
115    public static final boolean DEBUG_GESTURES = false;
116
117    public static final boolean DEBUG_WINDOW_STATE = false;
118
119    public static final boolean SETTINGS_DRAG_SHORTCUT = true;
120
121    // additional instrumentation for testing purposes; intended to be left on during development
122    public static final boolean CHATTY = DEBUG;
123
124    public static final String ACTION_STATUSBAR_START
125            = "com.android.internal.policy.statusbar.START";
126
127    private static final int MSG_OPEN_NOTIFICATION_PANEL = 1000;
128    private static final int MSG_CLOSE_PANELS = 1001;
129    private static final int MSG_OPEN_SETTINGS_PANEL = 1002;
130    // 1020-1030 reserved for BaseStatusBar
131
132    private static final boolean CLOSE_PANEL_WHEN_EMPTIED = true;
133
134    private static final int NOTIFICATION_PRIORITY_MULTIPLIER = 10; // see NotificationManagerService
135    private static final int HIDE_ICONS_BELOW_SCORE = Notification.PRIORITY_LOW * NOTIFICATION_PRIORITY_MULTIPLIER;
136
137    private static final int STATUS_OR_NAV_TRANSIENT =
138            View.STATUS_BAR_TRANSIENT | View.NAVIGATION_BAR_TRANSIENT;
139    private static final long AUTOHIDE_TIMEOUT_MS = 3000;
140
141    // fling gesture tuning parameters, scaled to display density
142    private float mSelfExpandVelocityPx; // classic value: 2000px/s
143    private float mSelfCollapseVelocityPx; // classic value: 2000px/s (will be negated to collapse "up")
144    private float mFlingExpandMinVelocityPx; // classic value: 200px/s
145    private float mFlingCollapseMinVelocityPx; // classic value: 200px/s
146    private float mCollapseMinDisplayFraction; // classic value: 0.08 (25px/min(320px,480px) on G1)
147    private float mExpandMinDisplayFraction; // classic value: 0.5 (drag open halfway to expand)
148    private float mFlingGestureMaxXVelocityPx; // classic value: 150px/s
149
150    private float mExpandAccelPx; // classic value: 2000px/s/s
151    private float mCollapseAccelPx; // classic value: 2000px/s/s (will be negated to collapse "up")
152
153    private float mFlingGestureMaxOutputVelocityPx; // how fast can it really go? (should be a little
154                                                    // faster than mSelfCollapseVelocityPx)
155
156    PhoneStatusBarPolicy mIconPolicy;
157
158    // These are no longer handled by the policy, because we need custom strategies for them
159    BluetoothController mBluetoothController;
160    BatteryController mBatteryController;
161    LocationController mLocationController;
162    NetworkController mNetworkController;
163    RotationLockController mRotationLockController;
164
165    int mNaturalBarHeight = -1;
166    int mIconSize = -1;
167    int mIconHPadding = -1;
168    Display mDisplay;
169    Point mCurrentDisplaySize = new Point();
170    private float mHeadsUpVerticalOffset;
171    private int[] mPilePosition = new int[2];
172
173    StatusBarWindowView mStatusBarWindow;
174    PhoneStatusBarView mStatusBarView;
175    private int mStatusBarWindowState = WINDOW_STATE_SHOWING;
176
177    int mPixelFormat;
178    Object mQueueLock = new Object();
179
180    // viewgroup containing the normal contents of the statusbar
181    LinearLayout mStatusBarContents;
182
183    // right-hand icons
184    LinearLayout mSystemIconArea;
185
186    // left-hand icons
187    LinearLayout mStatusIcons;
188    // the icons themselves
189    IconMerger mNotificationIcons;
190    // [+>
191    View mMoreIcon;
192    // mode indicator icon
193    ImageView mModeIcon;
194
195    // expanded notifications
196    NotificationPanelView mNotificationPanel; // the sliding/resizing panel within the notification window
197    ScrollView mScrollView;
198    View mExpandedContents;
199    int mNotificationPanelGravity;
200    int mNotificationPanelMarginBottomPx, mNotificationPanelMarginPx;
201    float mNotificationPanelMinHeightFrac;
202    boolean mNotificationPanelIsFullScreenWidth;
203    TextView mNotificationPanelDebugText;
204
205    // settings
206    QuickSettings mQS;
207    boolean mHasSettingsPanel, mHasFlipSettings;
208    SettingsPanelView mSettingsPanel;
209    View mFlipSettingsView;
210    QuickSettingsContainerView mSettingsContainer;
211    int mSettingsPanelGravity;
212
213    // top bar
214    View mNotificationPanelHeader;
215    View mDateTimeView;
216    View mClearButton;
217    ImageView mSettingsButton, mNotificationButton;
218
219    // carrier/wifi label
220    private TextView mCarrierLabel;
221    private boolean mCarrierLabelVisible = false;
222    private int mCarrierLabelHeight;
223    private TextView mEmergencyCallLabel;
224    private int mNotificationHeaderHeight;
225
226    private boolean mShowCarrierInPanel = false;
227
228    // position
229    int[] mPositionTmp = new int[2];
230    boolean mExpandedVisible;
231
232    // the date view
233    DateView mDateView;
234
235    // for heads up notifications
236    private HeadsUpNotificationView mHeadsUpNotificationView;
237    private int mHeadsUpNotificationDecay;
238
239    // on-screen navigation buttons
240    private NavigationBarView mNavigationBarView = null;
241    private int mNavigationBarWindowState = WINDOW_STATE_SHOWING;
242
243    // the tracker view
244    int mTrackingPosition; // the position of the top of the tracking view.
245
246    // ticker
247    private Ticker mTicker;
248    private View mTickerView;
249    private boolean mTicking;
250
251    // Tracking finger for opening/closing.
252    int mEdgeBorder; // corresponds to R.dimen.status_bar_edge_ignore
253    boolean mTracking;
254    VelocityTracker mVelocityTracker;
255
256    int[] mAbsPos = new int[2];
257    Runnable mPostCollapseCleanup = null;
258
259    // for disabling the status bar
260    int mDisabled = 0;
261
262    // tracking calls to View.setSystemUiVisibility()
263    int mSystemUiVisibility = View.SYSTEM_UI_FLAG_VISIBLE;
264
265    DisplayMetrics mDisplayMetrics = new DisplayMetrics();
266
267    // XXX: gesture research
268    private final GestureRecorder mGestureRec = DEBUG_GESTURES
269        ? new GestureRecorder("/sdcard/statusbar_gestures.dat")
270        : null;
271
272    private int mNavigationIconHints = 0;
273    private final Animator.AnimatorListener mMakeIconsInvisible = new AnimatorListenerAdapter() {
274        @Override
275        public void onAnimationEnd(Animator animation) {
276            // double-check to avoid races
277            if (mStatusBarContents.getAlpha() == 0) {
278                if (DEBUG) Log.d(TAG, "makeIconsInvisible");
279                mStatusBarContents.setVisibility(View.INVISIBLE);
280            }
281        }
282    };
283
284    // ensure quick settings is disabled until the current user makes it through the setup wizard
285    private boolean mUserSetup = false;
286    private ContentObserver mUserSetupObserver = new ContentObserver(new Handler()) {
287        @Override
288        public void onChange(boolean selfChange) {
289            final boolean userSetup = 0 != Settings.Secure.getIntForUser(
290                    mContext.getContentResolver(),
291                    Settings.Secure.USER_SETUP_COMPLETE,
292                    0 /*default */,
293                    mCurrentUserId);
294            if (MULTIUSER_DEBUG) Log.d(TAG, String.format("User setup changed: " +
295                    "selfChange=%s userSetup=%s mUserSetup=%s",
296                    selfChange, userSetup, mUserSetup));
297            if (mSettingsButton != null && mHasFlipSettings) {
298                mSettingsButton.setVisibility(userSetup ? View.VISIBLE : View.INVISIBLE);
299            }
300            if (mSettingsPanel != null) {
301                mSettingsPanel.setEnabled(userSetup);
302            }
303            if (userSetup != mUserSetup) {
304                mUserSetup = userSetup;
305                if (!mUserSetup && mStatusBarView != null)
306                    animateCollapseQuickSettings();
307            }
308        }
309    };
310
311    final private ContentObserver mHeadsUpObserver = new ContentObserver(mHandler) {
312        @Override
313        public void onChange(boolean selfChange) {
314            boolean wasUsing = mUseHeadsUp;
315            mUseHeadsUp = ENABLE_HEADS_UP && 0 != Settings.Global.getInt(
316                    mContext.getContentResolver(), SETTING_HEADS_UP, 0);
317            mHeadsUpTicker = mUseHeadsUp && 0 != Settings.Global.getInt(
318                    mContext.getContentResolver(), SETTING_HEADS_UP_TICKER, 0);
319            Log.d(TAG, "heads up is " + (mUseHeadsUp ? "enabled" : "disabled"));
320            if (wasUsing != mUseHeadsUp) {
321                if (!mUseHeadsUp) {
322                    Log.d(TAG, "dismissing any existing heads up notification on disable event");
323                    mHandler.sendEmptyMessage(MSG_HIDE_HEADS_UP);
324                    removeHeadsUpView();
325                } else {
326                    addHeadsUpView();
327                }
328            }
329        }
330    };
331
332    private int mInteractingWindows;
333    private boolean mAutohideSuspended;
334    private int mStatusBarMode;
335    private int mNavigationBarMode;
336    private Boolean mScreenOn;
337
338    private final Runnable mAutohide = new Runnable() {
339        @Override
340        public void run() {
341            int requested = mSystemUiVisibility & ~STATUS_OR_NAV_TRANSIENT;
342            if (mSystemUiVisibility != requested) {
343                notifyUiVisibilityChanged(requested);
344            }
345        }};
346
347    @Override
348    public void setZenMode(int mode) {
349        super.setZenMode(mode);
350        if (mModeIcon == null) return;
351        if (!isDeviceProvisioned()) return;
352        final boolean limited = mode == Settings.Global.ZEN_MODE_LIMITED;
353        final boolean full = mode == Settings.Global.ZEN_MODE_FULL;
354        mModeIcon.setVisibility(full || limited ? View.VISIBLE : View.GONE);
355        final int icon = limited ? R.drawable.stat_sys_zen_limited : R.drawable.stat_sys_zen_full;
356        if (full || limited) {
357            mModeIcon.setImageResource(icon);
358        }
359    }
360
361    @Override
362    public void start() {
363        mDisplay = ((WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE))
364                .getDefaultDisplay();
365        updateDisplaySize();
366
367        super.start(); // calls createAndAddWindows()
368
369        addNavigationBar();
370
371        // Lastly, call to the icon policy to install/update all the icons.
372        mIconPolicy = new PhoneStatusBarPolicy(mContext);
373        mSettingsObserver.onChange(false); // set up
374
375        mHeadsUpObserver.onChange(true); // set up
376        if (ENABLE_HEADS_UP) {
377            mContext.getContentResolver().registerContentObserver(
378                    Settings.Global.getUriFor(SETTING_HEADS_UP), true,
379                    mHeadsUpObserver);
380            mContext.getContentResolver().registerContentObserver(
381                    Settings.Global.getUriFor(SETTING_HEADS_UP_TICKER), true,
382                    mHeadsUpObserver);
383        }
384    }
385
386    // ================================================================================
387    // Constructing the view
388    // ================================================================================
389    protected PhoneStatusBarView makeStatusBarView() {
390        final Context context = mContext;
391
392        Resources res = context.getResources();
393
394        updateDisplaySize(); // populates mDisplayMetrics
395        loadDimens();
396
397        mIconSize = res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_icon_size);
398
399        mStatusBarWindow = (StatusBarWindowView) View.inflate(context,
400                R.layout.super_status_bar, null);
401        mStatusBarWindow.mService = this;
402        mStatusBarWindow.setOnTouchListener(new View.OnTouchListener() {
403            @Override
404            public boolean onTouch(View v, MotionEvent event) {
405                checkUserAutohide(v, event);
406                if (event.getAction() == MotionEvent.ACTION_DOWN) {
407                    if (mExpandedVisible) {
408                        animateCollapsePanels();
409                    }
410                }
411                return mStatusBarWindow.onTouchEvent(event);
412            }});
413
414        mStatusBarView = (PhoneStatusBarView) mStatusBarWindow.findViewById(R.id.status_bar);
415        mStatusBarView.setBar(this);
416
417        PanelHolder holder = (PanelHolder) mStatusBarWindow.findViewById(R.id.panel_holder);
418        mStatusBarView.setPanelHolder(holder);
419
420        mNotificationPanel = (NotificationPanelView) mStatusBarWindow.findViewById(R.id.notification_panel);
421        mNotificationPanel.setStatusBar(this);
422        mNotificationPanelIsFullScreenWidth =
423            (mNotificationPanel.getLayoutParams().width == ViewGroup.LayoutParams.MATCH_PARENT);
424
425        // make the header non-responsive to clicks
426        mNotificationPanel.findViewById(R.id.header).setOnTouchListener(
427                new View.OnTouchListener() {
428                    @Override
429                    public boolean onTouch(View v, MotionEvent event) {
430                        return true; // e eats everything
431                    }
432                });
433
434        if (!ActivityManager.isHighEndGfx()) {
435            mStatusBarWindow.setBackground(null);
436            mNotificationPanel.setBackground(new FastColorDrawable(context.getResources().getColor(
437                    R.color.notification_panel_solid_background)));
438        }
439        if (ENABLE_HEADS_UP) {
440            mHeadsUpNotificationView =
441                    (HeadsUpNotificationView) View.inflate(context, R.layout.heads_up, null);
442            mHeadsUpNotificationView.setVisibility(View.GONE);
443            mHeadsUpNotificationView.setBar(this);
444        }
445        if (MULTIUSER_DEBUG) {
446            mNotificationPanelDebugText = (TextView) mNotificationPanel.findViewById(R.id.header_debug_info);
447            mNotificationPanelDebugText.setVisibility(View.VISIBLE);
448        }
449
450        updateShowSearchHoldoff();
451
452        try {
453            boolean showNav = mWindowManagerService.hasNavigationBar();
454            if (DEBUG) Log.v(TAG, "hasNavigationBar=" + showNav);
455            if (showNav) {
456                mNavigationBarView =
457                    (NavigationBarView) View.inflate(context, R.layout.navigation_bar, null);
458
459                mNavigationBarView.setDisabledFlags(mDisabled);
460                mNavigationBarView.setBar(this);
461                mNavigationBarView.setOnTouchListener(new View.OnTouchListener() {
462                    @Override
463                    public boolean onTouch(View v, MotionEvent event) {
464                        checkUserAutohide(v, event);
465                        return false;
466                    }});
467            }
468        } catch (RemoteException ex) {
469            // no window manager? good luck with that
470        }
471
472        // figure out which pixel-format to use for the status bar.
473        mPixelFormat = PixelFormat.OPAQUE;
474
475        mSystemIconArea = (LinearLayout) mStatusBarView.findViewById(R.id.system_icon_area);
476        mStatusIcons = (LinearLayout)mStatusBarView.findViewById(R.id.statusIcons);
477        mNotificationIcons = (IconMerger)mStatusBarView.findViewById(R.id.notificationIcons);
478        mMoreIcon = mStatusBarView.findViewById(R.id.moreIcon);
479        mNotificationIcons.setOverflowIndicator(mMoreIcon);
480        mModeIcon = (ImageView)mStatusBarView.findViewById(R.id.modeIcon);
481        mStatusBarContents = (LinearLayout)mStatusBarView.findViewById(R.id.status_bar_contents);
482        mTickerView = mStatusBarView.findViewById(R.id.ticker);
483
484        mPile = (NotificationRowLayout)mStatusBarWindow.findViewById(R.id.latestItems);
485        mPile.setLayoutTransitionsEnabled(false);
486        mPile.setLongPressListener(getNotificationLongClicker());
487        mExpandedContents = mPile; // was: expanded.findViewById(R.id.notificationLinearLayout);
488
489        mNotificationPanelHeader = mStatusBarWindow.findViewById(R.id.header);
490
491        mClearButton = mStatusBarWindow.findViewById(R.id.clear_all_button);
492        mClearButton.setOnClickListener(mClearButtonListener);
493        mClearButton.setAlpha(0f);
494        mClearButton.setVisibility(View.INVISIBLE);
495        mClearButton.setEnabled(false);
496        mDateView = (DateView)mStatusBarWindow.findViewById(R.id.date);
497
498        mHasSettingsPanel = res.getBoolean(R.bool.config_hasSettingsPanel);
499        mHasFlipSettings = res.getBoolean(R.bool.config_hasFlipSettingsPanel);
500
501        mDateTimeView = mNotificationPanelHeader.findViewById(R.id.datetime);
502        if (mDateTimeView != null) {
503            mDateTimeView.setOnClickListener(mClockClickListener);
504            mDateTimeView.setEnabled(true);
505        }
506
507        mSettingsButton = (ImageView) mStatusBarWindow.findViewById(R.id.settings_button);
508        if (mSettingsButton != null) {
509            mSettingsButton.setOnClickListener(mSettingsButtonListener);
510            if (mHasSettingsPanel) {
511                if (mStatusBarView.hasFullWidthNotifications()) {
512                    // the settings panel is hiding behind this button
513                    mSettingsButton.setImageResource(R.drawable.ic_notify_quicksettings);
514                    mSettingsButton.setVisibility(View.VISIBLE);
515                } else {
516                    // there is a settings panel, but it's on the other side of the (large) screen
517                    final View buttonHolder = mStatusBarWindow.findViewById(
518                            R.id.settings_button_holder);
519                    if (buttonHolder != null) {
520                        buttonHolder.setVisibility(View.GONE);
521                    }
522                }
523            } else {
524                // no settings panel, go straight to settings
525                mSettingsButton.setVisibility(View.VISIBLE);
526                mSettingsButton.setImageResource(R.drawable.ic_notify_settings);
527            }
528        }
529        if (mHasFlipSettings) {
530            mNotificationButton = (ImageView) mStatusBarWindow.findViewById(R.id.notification_button);
531            if (mNotificationButton != null) {
532                mNotificationButton.setOnClickListener(mNotificationButtonListener);
533            }
534        }
535
536        mScrollView = (ScrollView)mStatusBarWindow.findViewById(R.id.scroll);
537        mScrollView.setVerticalScrollBarEnabled(false); // less drawing during pulldowns
538        if (!mNotificationPanelIsFullScreenWidth) {
539            mScrollView.setSystemUiVisibility(
540                    View.STATUS_BAR_DISABLE_NOTIFICATION_ICONS |
541                    View.STATUS_BAR_DISABLE_CLOCK);
542        }
543
544        mTicker = new MyTicker(context, mStatusBarView);
545
546        TickerView tickerView = (TickerView)mStatusBarView.findViewById(R.id.tickerText);
547        tickerView.mTicker = mTicker;
548
549        mEdgeBorder = res.getDimensionPixelSize(R.dimen.status_bar_edge_ignore);
550
551        // set the inital view visibility
552        setAreThereNotifications();
553
554        // Other icons
555        mLocationController = new LocationController(mContext); // will post a notification
556        mBatteryController = new BatteryController(mContext);
557        mNetworkController = new NetworkController(mContext);
558        mBluetoothController = new BluetoothController(mContext);
559        if (mContext.getResources().getBoolean(R.bool.config_showRotationLock)
560                || QuickSettings.DEBUG_GONE_TILES) {
561            mRotationLockController = new RotationLockController(mContext);
562        }
563        final SignalClusterView signalCluster =
564                (SignalClusterView)mStatusBarView.findViewById(R.id.signal_cluster);
565
566
567        mNetworkController.addSignalCluster(signalCluster);
568        signalCluster.setNetworkController(mNetworkController);
569
570        final boolean isAPhone = mNetworkController.hasVoiceCallingFeature();
571        if (isAPhone) {
572            mEmergencyCallLabel =
573                    (TextView) mStatusBarWindow.findViewById(R.id.emergency_calls_only);
574            if (mEmergencyCallLabel != null) {
575                mNetworkController.addEmergencyLabelView(mEmergencyCallLabel);
576                mEmergencyCallLabel.setOnClickListener(new View.OnClickListener() {
577                    public void onClick(View v) { }});
578                mEmergencyCallLabel.addOnLayoutChangeListener(new View.OnLayoutChangeListener() {
579                    @Override
580                    public void onLayoutChange(View v, int left, int top, int right, int bottom,
581                            int oldLeft, int oldTop, int oldRight, int oldBottom) {
582                        updateCarrierLabelVisibility(false);
583                    }});
584            }
585        }
586
587        mCarrierLabel = (TextView)mStatusBarWindow.findViewById(R.id.carrier_label);
588        mShowCarrierInPanel = (mCarrierLabel != null);
589        if (DEBUG) Log.v(TAG, "carrierlabel=" + mCarrierLabel + " show=" + mShowCarrierInPanel);
590        if (mShowCarrierInPanel) {
591            mCarrierLabel.setVisibility(mCarrierLabelVisible ? View.VISIBLE : View.INVISIBLE);
592
593            // for mobile devices, we always show mobile connection info here (SPN/PLMN)
594            // for other devices, we show whatever network is connected
595            if (mNetworkController.hasMobileDataFeature()) {
596                mNetworkController.addMobileLabelView(mCarrierLabel);
597            } else {
598                mNetworkController.addCombinedLabelView(mCarrierLabel);
599            }
600
601            // set up the dynamic hide/show of the label
602            mPile.setOnSizeChangedListener(new OnSizeChangedListener() {
603                @Override
604                public void onSizeChanged(View view, int w, int h, int oldw, int oldh) {
605                    updateCarrierLabelVisibility(false);
606                }
607            });
608        }
609
610        // Quick Settings (where available, some restrictions apply)
611        if (mHasSettingsPanel) {
612            // first, figure out where quick settings should be inflated
613            final View settings_stub;
614            if (mHasFlipSettings) {
615                // a version of quick settings that flips around behind the notifications
616                settings_stub = mStatusBarWindow.findViewById(R.id.flip_settings_stub);
617                if (settings_stub != null) {
618                    mFlipSettingsView = ((ViewStub)settings_stub).inflate();
619                    mFlipSettingsView.setVisibility(View.GONE);
620                    mFlipSettingsView.setVerticalScrollBarEnabled(false);
621                }
622            } else {
623                // full quick settings panel
624                settings_stub = mStatusBarWindow.findViewById(R.id.quick_settings_stub);
625                if (settings_stub != null) {
626                    mSettingsPanel = (SettingsPanelView) ((ViewStub)settings_stub).inflate();
627                } else {
628                    mSettingsPanel = (SettingsPanelView) mStatusBarWindow.findViewById(R.id.settings_panel);
629                }
630
631                if (mSettingsPanel != null) {
632                    if (!ActivityManager.isHighEndGfx()) {
633                        mSettingsPanel.setBackground(new FastColorDrawable(context.getResources().getColor(
634                                R.color.notification_panel_solid_background)));
635                    }
636                }
637            }
638
639            // wherever you find it, Quick Settings needs a container to survive
640            mSettingsContainer = (QuickSettingsContainerView)
641                    mStatusBarWindow.findViewById(R.id.quick_settings_container);
642            if (mSettingsContainer != null) {
643                mQS = new QuickSettings(mContext, mSettingsContainer);
644                if (!mNotificationPanelIsFullScreenWidth) {
645                    mSettingsContainer.setSystemUiVisibility(
646                            View.STATUS_BAR_DISABLE_NOTIFICATION_ICONS
647                            | View.STATUS_BAR_DISABLE_SYSTEM_INFO);
648                }
649                if (mSettingsPanel != null) {
650                    mSettingsPanel.setQuickSettings(mQS);
651                }
652                mQS.setService(this);
653                mQS.setBar(mStatusBarView);
654                mQS.setup(mNetworkController, mBluetoothController, mBatteryController,
655                        mLocationController, mRotationLockController);
656            } else {
657                mQS = null; // fly away, be free
658            }
659        }
660
661        PowerManager pm = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
662        mBroadcastReceiver.onReceive(mContext,
663                new Intent(pm.isScreenOn() ? Intent.ACTION_SCREEN_ON : Intent.ACTION_SCREEN_OFF));
664
665        // receive broadcasts
666        IntentFilter filter = new IntentFilter();
667        filter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
668        filter.addAction(Intent.ACTION_SCREEN_OFF);
669        filter.addAction(Intent.ACTION_SCREEN_ON);
670        filter.addAction(ACTION_DEMO);
671        context.registerReceiver(mBroadcastReceiver, filter);
672
673        // listen for USER_SETUP_COMPLETE setting (per-user)
674        resetUserSetupObserver();
675
676        return mStatusBarView;
677    }
678
679    @Override
680    protected void onShowSearchPanel() {
681        if (mNavigationBarView != null) {
682            mNavigationBarView.getBarTransitions().setContentVisible(false);
683        }
684    }
685
686    @Override
687    protected void onHideSearchPanel() {
688        if (mNavigationBarView != null) {
689            mNavigationBarView.getBarTransitions().setContentVisible(true);
690        }
691    }
692
693    @Override
694    protected View getStatusBarView() {
695        return mStatusBarView;
696    }
697
698    @Override
699    protected WindowManager.LayoutParams getSearchLayoutParams(LayoutParams layoutParams) {
700        boolean opaque = false;
701        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
702                LayoutParams.MATCH_PARENT,
703                LayoutParams.MATCH_PARENT,
704                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
705                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
706                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
707                | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
708                (opaque ? PixelFormat.OPAQUE : PixelFormat.TRANSLUCENT));
709        if (ActivityManager.isHighEndGfx()) {
710            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
711        }
712        lp.gravity = Gravity.BOTTOM | Gravity.START;
713        lp.setTitle("SearchPanel");
714        // TODO: Define custom animation for Search panel
715        lp.windowAnimations = com.android.internal.R.style.Animation_RecentApplications;
716        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
717        | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
718        return lp;
719    }
720
721    @Override
722    protected void updateSearchPanel() {
723        super.updateSearchPanel();
724        if (mNavigationBarView != null) {
725            mNavigationBarView.setDelegateView(mSearchPanelView);
726        }
727    }
728
729    @Override
730    public void showSearchPanel() {
731        super.showSearchPanel();
732        mHandler.removeCallbacks(mShowSearchPanel);
733
734        // we want to freeze the sysui state wherever it is
735        mSearchPanelView.setSystemUiVisibility(mSystemUiVisibility);
736
737        if (mNavigationBarView != null) {
738            WindowManager.LayoutParams lp =
739                (android.view.WindowManager.LayoutParams) mNavigationBarView.getLayoutParams();
740            lp.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
741            mWindowManager.updateViewLayout(mNavigationBarView, lp);
742        }
743    }
744
745    @Override
746    public void hideSearchPanel() {
747        super.hideSearchPanel();
748        if (mNavigationBarView != null) {
749            WindowManager.LayoutParams lp =
750                (android.view.WindowManager.LayoutParams) mNavigationBarView.getLayoutParams();
751            lp.flags |= WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
752            mWindowManager.updateViewLayout(mNavigationBarView, lp);
753        }
754    }
755
756    protected int getStatusBarGravity() {
757        return Gravity.TOP | Gravity.FILL_HORIZONTAL;
758    }
759
760    public int getStatusBarHeight() {
761        if (mNaturalBarHeight < 0) {
762            final Resources res = mContext.getResources();
763            mNaturalBarHeight =
764                    res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
765        }
766        return mNaturalBarHeight;
767    }
768
769    private View.OnClickListener mRecentsClickListener = new View.OnClickListener() {
770        public void onClick(View v) {
771            awakenDreams();
772            toggleRecentApps();
773        }
774    };
775
776    private int mShowSearchHoldoff = 0;
777    private Runnable mShowSearchPanel = new Runnable() {
778        public void run() {
779            showSearchPanel();
780            awakenDreams();
781        }
782    };
783
784    View.OnTouchListener mHomeSearchActionListener = new View.OnTouchListener() {
785        public boolean onTouch(View v, MotionEvent event) {
786            switch(event.getAction()) {
787            case MotionEvent.ACTION_DOWN:
788                if (!shouldDisableNavbarGestures()) {
789                    mHandler.removeCallbacks(mShowSearchPanel);
790                    mHandler.postDelayed(mShowSearchPanel, mShowSearchHoldoff);
791                }
792            break;
793
794            case MotionEvent.ACTION_UP:
795            case MotionEvent.ACTION_CANCEL:
796                mHandler.removeCallbacks(mShowSearchPanel);
797                awakenDreams();
798            break;
799        }
800        return false;
801        }
802    };
803
804    private void awakenDreams() {
805        if (mDreamManager != null) {
806            try {
807                mDreamManager.awaken();
808            } catch (RemoteException e) {
809                // fine, stay asleep then
810            }
811        }
812    }
813
814    private void prepareNavigationBarView() {
815        mNavigationBarView.reorient();
816
817        mNavigationBarView.getRecentsButton().setOnClickListener(mRecentsClickListener);
818        mNavigationBarView.getRecentsButton().setOnTouchListener(mRecentsPreloadOnTouchListener);
819        mNavigationBarView.getHomeButton().setOnTouchListener(mHomeSearchActionListener);
820        mNavigationBarView.getSearchLight().setOnTouchListener(mHomeSearchActionListener);
821        updateSearchPanel();
822    }
823
824    // For small-screen devices (read: phones) that lack hardware navigation buttons
825    private void addNavigationBar() {
826        if (DEBUG) Log.v(TAG, "addNavigationBar: about to add " + mNavigationBarView);
827        if (mNavigationBarView == null) return;
828
829        prepareNavigationBarView();
830
831        mWindowManager.addView(mNavigationBarView, getNavigationBarLayoutParams());
832    }
833
834    private void repositionNavigationBar() {
835        if (mNavigationBarView == null || !mNavigationBarView.isAttachedToWindow()) return;
836
837        prepareNavigationBarView();
838
839        mWindowManager.updateViewLayout(mNavigationBarView, getNavigationBarLayoutParams());
840    }
841
842    private void notifyNavigationBarScreenOn(boolean screenOn) {
843        if (mNavigationBarView == null) return;
844        mNavigationBarView.notifyScreenOn(screenOn);
845    }
846
847    private WindowManager.LayoutParams getNavigationBarLayoutParams() {
848        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
849                LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT,
850                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR,
851                    0
852                    | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
853                    | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
854                    | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
855                    | WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH
856                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
857                PixelFormat.TRANSLUCENT);
858        // this will allow the navbar to run in an overlay on devices that support this
859        if (ActivityManager.isHighEndGfx()) {
860            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
861        }
862
863        lp.setTitle("NavigationBar");
864        lp.windowAnimations = 0;
865        return lp;
866    }
867
868    private void addHeadsUpView() {
869        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
870                LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT,
871                WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL, // above the status bar!
872                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
873                    | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS
874                    | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
875                    | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
876                    | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
877                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
878                PixelFormat.TRANSLUCENT);
879        lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
880        lp.gravity = Gravity.TOP;
881        lp.setTitle("Heads Up");
882        lp.packageName = mContext.getPackageName();
883        lp.windowAnimations = R.style.Animation_StatusBar_HeadsUp;
884
885        mWindowManager.addView(mHeadsUpNotificationView, lp);
886    }
887
888    private void removeHeadsUpView() {
889        mWindowManager.removeView(mHeadsUpNotificationView);
890    }
891
892    public void refreshAllStatusBarIcons() {
893        refreshAllIconsForLayout(mStatusIcons);
894        refreshAllIconsForLayout(mNotificationIcons);
895    }
896
897    private void refreshAllIconsForLayout(LinearLayout ll) {
898        final int count = ll.getChildCount();
899        for (int n = 0; n < count; n++) {
900            View child = ll.getChildAt(n);
901            if (child instanceof StatusBarIconView) {
902                ((StatusBarIconView) child).updateDrawable();
903            }
904        }
905    }
906
907    public void addIcon(String slot, int index, int viewIndex, StatusBarIcon icon) {
908        if (SPEW) Log.d(TAG, "addIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex
909                + " icon=" + icon);
910        StatusBarIconView view = new StatusBarIconView(mContext, slot, null);
911        view.set(icon);
912        mStatusIcons.addView(view, viewIndex, new LinearLayout.LayoutParams(mIconSize, mIconSize));
913    }
914
915    public void updateIcon(String slot, int index, int viewIndex,
916            StatusBarIcon old, StatusBarIcon icon) {
917        if (SPEW) Log.d(TAG, "updateIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex
918                + " old=" + old + " icon=" + icon);
919        StatusBarIconView view = (StatusBarIconView)mStatusIcons.getChildAt(viewIndex);
920        view.set(icon);
921    }
922
923    public void removeIcon(String slot, int index, int viewIndex) {
924        if (SPEW) Log.d(TAG, "removeIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex);
925        mStatusIcons.removeViewAt(viewIndex);
926    }
927
928    public void addNotification(IBinder key, StatusBarNotification notification) {
929        if (DEBUG) Log.d(TAG, "addNotification score=" + notification.getScore());
930        Entry shadeEntry = createNotificationViews(key, notification);
931        if (shadeEntry == null) {
932            return;
933        }
934        if (!shouldIntercept(notification.getNotification())) {
935            if (mUseHeadsUp && shouldInterrupt(notification)) {
936                if (DEBUG) Log.d(TAG, "launching notification in heads up mode");
937                Entry interruptionCandidate = new Entry(key, notification, null);
938                ViewGroup holder = mHeadsUpNotificationView.getHolder();
939                if (inflateViewsForHeadsUp(interruptionCandidate, holder)) {
940                    mInterruptingNotificationTime = System.currentTimeMillis();
941                    mInterruptingNotificationEntry = interruptionCandidate;
942                    shadeEntry.setInterruption();
943
944                    // 1. Populate mHeadsUpNotificationView
945                    mHeadsUpNotificationView.setNotification(mInterruptingNotificationEntry);
946
947                    // 2. Animate mHeadsUpNotificationView in
948                    mHandler.sendEmptyMessage(MSG_SHOW_HEADS_UP);
949
950                    // 3. Set alarm to age the notification off
951                    resetHeadsUpDecayTimer();
952                }
953            } else if (notification.getNotification().fullScreenIntent != null) {
954                // Stop screensaver if the notification has a full-screen intent.
955                // (like an incoming phone call)
956                awakenDreams();
957
958                // not immersive & a full-screen alert should be shown
959                if (DEBUG) Log.d(TAG, "Notification has fullScreenIntent; sending fullScreenIntent");
960                try {
961                    notification.getNotification().fullScreenIntent.send();
962                } catch (PendingIntent.CanceledException e) {
963                }
964            } else {
965                // usual case: status bar visible & not immersive
966
967                // show the ticker if there isn't already a heads up
968                if (mInterruptingNotificationEntry == null) {
969                    tick(null, notification, true);
970                }
971            }
972        }
973        addNotificationViews(shadeEntry);
974        // Recalculate the position of the sliding windows and the titles.
975        setAreThereNotifications();
976        updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
977    }
978
979    @Override
980    public void resetHeadsUpDecayTimer() {
981        if (mUseHeadsUp && mHeadsUpNotificationDecay > 0
982                && mHeadsUpNotificationView.isClearable()) {
983            mHandler.removeMessages(MSG_HIDE_HEADS_UP);
984            mHandler.sendEmptyMessageDelayed(MSG_HIDE_HEADS_UP, mHeadsUpNotificationDecay);
985        }
986    }
987
988    public void removeNotification(IBinder key) {
989        StatusBarNotification old = removeNotificationViews(key);
990        if (SPEW) Log.d(TAG, "removeNotification key=" + key + " old=" + old);
991
992        if (old != null) {
993            // Cancel the ticker if it's still running
994            mTicker.removeEntry(old);
995
996            // Recalculate the position of the sliding windows and the titles.
997            updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
998
999            if (ENABLE_HEADS_UP && mInterruptingNotificationEntry != null
1000                    && old == mInterruptingNotificationEntry.notification) {
1001                mHandler.sendEmptyMessage(MSG_HIDE_HEADS_UP);
1002            }
1003
1004            if (CLOSE_PANEL_WHEN_EMPTIED && mNotificationData.size() == 0
1005                    && !mNotificationPanel.isTracking()) {
1006                animateCollapsePanels();
1007            }
1008        }
1009
1010        setAreThereNotifications();
1011    }
1012
1013    @Override
1014    protected void refreshLayout(int layoutDirection) {
1015        if (mNavigationBarView != null) {
1016            mNavigationBarView.setLayoutDirection(layoutDirection);
1017        }
1018
1019        if (mClearButton != null && mClearButton instanceof ImageView) {
1020            // Force asset reloading
1021            ((ImageView)mClearButton).setImageDrawable(null);
1022            ((ImageView)mClearButton).setImageResource(R.drawable.ic_notify_clear);
1023        }
1024
1025        if (mSettingsButton != null) {
1026            // Force asset reloading
1027            mSettingsButton.setImageDrawable(null);
1028            mSettingsButton.setImageResource(R.drawable.ic_notify_quicksettings);
1029        }
1030
1031        if (mNotificationButton != null) {
1032            // Force asset reloading
1033            mNotificationButton.setImageDrawable(null);
1034            mNotificationButton.setImageResource(R.drawable.ic_notifications);
1035        }
1036
1037        refreshAllStatusBarIcons();
1038    }
1039
1040    private void updateShowSearchHoldoff() {
1041        mShowSearchHoldoff = mContext.getResources().getInteger(
1042            R.integer.config_show_search_delay);
1043    }
1044
1045    private void loadNotificationShade() {
1046        if (mPile == null) return;
1047
1048        int N = mNotificationData.size();
1049
1050        ArrayList<View> toShow = new ArrayList<View>();
1051
1052        final boolean provisioned = isDeviceProvisioned();
1053        // If the device hasn't been through Setup, we only show system notifications
1054        for (int i=0; i<N; i++) {
1055            Entry ent = mNotificationData.get(N-i-1);
1056            if (!(provisioned || showNotificationEvenIfUnprovisioned(ent.notification))) continue;
1057            if (!notificationIsForCurrentUser(ent.notification)) continue;
1058            final int vis = ent.notification.getNotification().visibility;
1059            if (vis != Notification.VISIBILITY_SECRET) {
1060                // when isLockscreenPublicMode() we show the public form of VISIBILITY_PRIVATE notifications
1061                ent.row.setShowingPublic(isLockscreenPublicMode()
1062                        && vis == Notification.VISIBILITY_PRIVATE
1063                        && !userAllowsPrivateNotificationsInPublic(ent.notification.getUserId()));
1064                toShow.add(ent.row);
1065            }
1066        }
1067
1068        ArrayList<View> toRemove = new ArrayList<View>();
1069        for (int i=0; i<mPile.getChildCount(); i++) {
1070            View child = mPile.getChildAt(i);
1071            if (!toShow.contains(child)) {
1072                toRemove.add(child);
1073            }
1074        }
1075
1076        for (View remove : toRemove) {
1077            mPile.removeView(remove);
1078        }
1079
1080        for (int i=0; i<toShow.size(); i++) {
1081            View v = toShow.get(i);
1082            if (v.getParent() == null) {
1083                mPile.addView(v, i);
1084            }
1085        }
1086
1087        if (mSettingsButton != null) {
1088            mSettingsButton.setEnabled(isDeviceProvisioned());
1089        }
1090    }
1091
1092    @Override
1093    protected void updateNotificationIcons() {
1094        if (mNotificationIcons == null) return;
1095
1096        loadNotificationShade();
1097
1098        final LinearLayout.LayoutParams params
1099            = new LinearLayout.LayoutParams(mIconSize + 2*mIconHPadding, mNaturalBarHeight);
1100
1101        int N = mNotificationData.size();
1102
1103        if (DEBUG) {
1104            Log.d(TAG, "refreshing icons: " + N + " notifications, mNotificationIcons=" + mNotificationIcons);
1105        }
1106
1107        ArrayList<View> toShow = new ArrayList<View>();
1108
1109        final boolean provisioned = isDeviceProvisioned();
1110        // If the device hasn't been through Setup, we only show system notifications
1111        for (int i=0; i<N; i++) {
1112            Entry ent = mNotificationData.get(N-i-1);
1113            if (!((provisioned && ent.notification.getScore() >= HIDE_ICONS_BELOW_SCORE)
1114                    || showNotificationEvenIfUnprovisioned(ent.notification))) continue;
1115            if (!notificationIsForCurrentUser(ent.notification)) continue;
1116            if (isLockscreenPublicMode()
1117                    && ent.notification.getNotification().visibility
1118                            == Notification.VISIBILITY_SECRET
1119                    && !userAllowsPrivateNotificationsInPublic(ent.notification.getUserId())) {
1120                // in "public" mode (atop a secure keyguard), secret notifs are totally hidden
1121                continue;
1122            }
1123            if (shouldIntercept(ent.notification.getNotification())) {
1124                continue;
1125            }
1126            toShow.add(ent.icon);
1127        }
1128
1129        ArrayList<View> toRemove = new ArrayList<View>();
1130        for (int i=0; i<mNotificationIcons.getChildCount(); i++) {
1131            View child = mNotificationIcons.getChildAt(i);
1132            if (!toShow.contains(child)) {
1133                toRemove.add(child);
1134            }
1135        }
1136
1137        for (View remove : toRemove) {
1138            mNotificationIcons.removeView(remove);
1139        }
1140
1141        for (int i=0; i<toShow.size(); i++) {
1142            View v = toShow.get(i);
1143            if (v.getParent() == null) {
1144                mNotificationIcons.addView(v, i, params);
1145            }
1146        }
1147    }
1148
1149    protected void updateCarrierLabelVisibility(boolean force) {
1150        if (!mShowCarrierInPanel) return;
1151        // The idea here is to only show the carrier label when there is enough room to see it,
1152        // i.e. when there aren't enough notifications to fill the panel.
1153        if (SPEW) {
1154            Log.d(TAG, String.format("pileh=%d scrollh=%d carrierh=%d",
1155                    mPile.getHeight(), mScrollView.getHeight(), mCarrierLabelHeight));
1156        }
1157
1158        final boolean emergencyCallsShownElsewhere = mEmergencyCallLabel != null;
1159        final boolean makeVisible =
1160            !(emergencyCallsShownElsewhere && mNetworkController.isEmergencyOnly())
1161            && mPile.getHeight() < (mNotificationPanel.getHeight() - mCarrierLabelHeight - mNotificationHeaderHeight)
1162            && mScrollView.getVisibility() == View.VISIBLE;
1163
1164        if (force || mCarrierLabelVisible != makeVisible) {
1165            mCarrierLabelVisible = makeVisible;
1166            if (DEBUG) {
1167                Log.d(TAG, "making carrier label " + (makeVisible?"visible":"invisible"));
1168            }
1169            mCarrierLabel.animate().cancel();
1170            if (makeVisible) {
1171                mCarrierLabel.setVisibility(View.VISIBLE);
1172            }
1173            mCarrierLabel.animate()
1174                .alpha(makeVisible ? 1f : 0f)
1175                //.setStartDelay(makeVisible ? 500 : 0)
1176                //.setDuration(makeVisible ? 750 : 100)
1177                .setDuration(150)
1178                .setListener(makeVisible ? null : new AnimatorListenerAdapter() {
1179                    @Override
1180                    public void onAnimationEnd(Animator animation) {
1181                        if (!mCarrierLabelVisible) { // race
1182                            mCarrierLabel.setVisibility(View.INVISIBLE);
1183                            mCarrierLabel.setAlpha(0f);
1184                        }
1185                    }
1186                })
1187                .start();
1188        }
1189    }
1190
1191    @Override
1192    protected void setAreThereNotifications() {
1193        final boolean any = mNotificationData.size() > 0;
1194
1195        final boolean clearable = any && mNotificationData.hasClearableItems();
1196
1197        if (SPEW) {
1198            Log.d(TAG, "setAreThereNotifications: N=" + mNotificationData.size()
1199                    + " any=" + any + " clearable=" + clearable);
1200        }
1201
1202        if (mHasFlipSettings
1203                && mFlipSettingsView != null
1204                && mFlipSettingsView.getVisibility() == View.VISIBLE
1205                && mScrollView.getVisibility() != View.VISIBLE) {
1206            // the flip settings panel is unequivocally showing; we should not be shown
1207            mClearButton.setVisibility(View.INVISIBLE);
1208        } else if (mClearButton.isShown()) {
1209            if (clearable != (mClearButton.getAlpha() == 1.0f)) {
1210                ObjectAnimator clearAnimation = ObjectAnimator.ofFloat(
1211                        mClearButton, "alpha", clearable ? 1.0f : 0.0f).setDuration(250);
1212                clearAnimation.addListener(new AnimatorListenerAdapter() {
1213                    @Override
1214                    public void onAnimationEnd(Animator animation) {
1215                        if (mClearButton.getAlpha() <= 0.0f) {
1216                            mClearButton.setVisibility(View.INVISIBLE);
1217                        }
1218                    }
1219
1220                    @Override
1221                    public void onAnimationStart(Animator animation) {
1222                        if (mClearButton.getAlpha() <= 0.0f) {
1223                            mClearButton.setVisibility(View.VISIBLE);
1224                        }
1225                    }
1226                });
1227                clearAnimation.start();
1228            }
1229        } else {
1230            mClearButton.setAlpha(clearable ? 1.0f : 0.0f);
1231            mClearButton.setVisibility(clearable ? View.VISIBLE : View.INVISIBLE);
1232        }
1233        mClearButton.setEnabled(clearable);
1234
1235        final View nlo = mStatusBarView.findViewById(R.id.notification_lights_out);
1236        final boolean showDot = (any&&!areLightsOn());
1237        if (showDot != (nlo.getAlpha() == 1.0f)) {
1238            if (showDot) {
1239                nlo.setAlpha(0f);
1240                nlo.setVisibility(View.VISIBLE);
1241            }
1242            nlo.animate()
1243                .alpha(showDot?1:0)
1244                .setDuration(showDot?750:250)
1245                .setInterpolator(new AccelerateInterpolator(2.0f))
1246                .setListener(showDot ? null : new AnimatorListenerAdapter() {
1247                    @Override
1248                    public void onAnimationEnd(Animator _a) {
1249                        nlo.setVisibility(View.GONE);
1250                    }
1251                })
1252                .start();
1253        }
1254
1255        updateCarrierLabelVisibility(false);
1256    }
1257
1258    public void showClock(boolean show) {
1259        if (mStatusBarView == null) return;
1260        View clock = mStatusBarView.findViewById(R.id.clock);
1261        if (clock != null) {
1262            clock.setVisibility(show ? View.VISIBLE : View.GONE);
1263        }
1264    }
1265
1266    /**
1267     * State is one or more of the DISABLE constants from StatusBarManager.
1268     */
1269    public void disable(int state) {
1270        final int old = mDisabled;
1271        final int diff = state ^ old;
1272        mDisabled = state;
1273
1274        if (DEBUG) {
1275            Log.d(TAG, String.format("disable: 0x%08x -> 0x%08x (diff: 0x%08x)",
1276                old, state, diff));
1277        }
1278
1279        StringBuilder flagdbg = new StringBuilder();
1280        flagdbg.append("disable: < ");
1281        flagdbg.append(((state & StatusBarManager.DISABLE_EXPAND) != 0) ? "EXPAND" : "expand");
1282        flagdbg.append(((diff  & StatusBarManager.DISABLE_EXPAND) != 0) ? "* " : " ");
1283        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) ? "ICONS" : "icons");
1284        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) ? "* " : " ");
1285        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) != 0) ? "ALERTS" : "alerts");
1286        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) != 0) ? "* " : " ");
1287        flagdbg.append(((state & StatusBarManager.DISABLE_PRIVATE_NOTIFICATIONS) != 0) ? "PRIVATE" : "private");
1288        flagdbg.append(((diff  & StatusBarManager.DISABLE_PRIVATE_NOTIFICATIONS) != 0) ? "* " : " ");
1289        flagdbg.append(((state & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) ? "SYSTEM_INFO" : "system_info");
1290        flagdbg.append(((diff  & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) ? "* " : " ");
1291        flagdbg.append(((state & StatusBarManager.DISABLE_BACK) != 0) ? "BACK" : "back");
1292        flagdbg.append(((diff  & StatusBarManager.DISABLE_BACK) != 0) ? "* " : " ");
1293        flagdbg.append(((state & StatusBarManager.DISABLE_HOME) != 0) ? "HOME" : "home");
1294        flagdbg.append(((diff  & StatusBarManager.DISABLE_HOME) != 0) ? "* " : " ");
1295        flagdbg.append(((state & StatusBarManager.DISABLE_RECENT) != 0) ? "RECENT" : "recent");
1296        flagdbg.append(((diff  & StatusBarManager.DISABLE_RECENT) != 0) ? "* " : " ");
1297        flagdbg.append(((state & StatusBarManager.DISABLE_CLOCK) != 0) ? "CLOCK" : "clock");
1298        flagdbg.append(((diff  & StatusBarManager.DISABLE_CLOCK) != 0) ? "* " : " ");
1299        flagdbg.append(((state & StatusBarManager.DISABLE_SEARCH) != 0) ? "SEARCH" : "search");
1300        flagdbg.append(((diff  & StatusBarManager.DISABLE_SEARCH) != 0) ? "* " : " ");
1301        flagdbg.append(">");
1302        Log.d(TAG, flagdbg.toString());
1303
1304        if ((diff & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) {
1305            mSystemIconArea.animate().cancel();
1306            if ((state & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) {
1307                mSystemIconArea.animate()
1308                    .alpha(0f)
1309                    .translationY(mNaturalBarHeight*0.5f)
1310                    .setDuration(175)
1311                    .setInterpolator(new DecelerateInterpolator(1.5f))
1312                    .setListener(mMakeIconsInvisible)
1313                    .start();
1314            } else {
1315                mSystemIconArea.setVisibility(View.VISIBLE);
1316                mSystemIconArea.animate()
1317                    .alpha(1f)
1318                    .translationY(0)
1319                    .setStartDelay(0)
1320                    .setInterpolator(new DecelerateInterpolator(1.5f))
1321                    .setDuration(175)
1322                    .start();
1323            }
1324        }
1325
1326        if ((diff & StatusBarManager.DISABLE_CLOCK) != 0) {
1327            boolean show = (state & StatusBarManager.DISABLE_CLOCK) == 0;
1328            showClock(show);
1329        }
1330        if ((diff & StatusBarManager.DISABLE_EXPAND) != 0) {
1331            if ((state & StatusBarManager.DISABLE_EXPAND) != 0) {
1332                animateCollapsePanels();
1333            }
1334        }
1335
1336        if ((diff & (StatusBarManager.DISABLE_HOME
1337                        | StatusBarManager.DISABLE_RECENT
1338                        | StatusBarManager.DISABLE_BACK
1339                        | StatusBarManager.DISABLE_SEARCH)) != 0) {
1340            // the nav bar will take care of these
1341            if (mNavigationBarView != null) mNavigationBarView.setDisabledFlags(state);
1342
1343            if ((state & StatusBarManager.DISABLE_RECENT) != 0) {
1344                // close recents if it's visible
1345                mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
1346                mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
1347            }
1348        }
1349
1350        if ((diff & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
1351            if ((state & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
1352                if (mTicking) {
1353                    haltTicker();
1354                }
1355
1356                mNotificationIcons.animate()
1357                    .alpha(0f)
1358                    .translationY(mNaturalBarHeight*0.5f)
1359                    .setDuration(175)
1360                    .setInterpolator(new DecelerateInterpolator(1.5f))
1361                    .setListener(mMakeIconsInvisible)
1362                    .start();
1363            } else {
1364                mNotificationIcons.setVisibility(View.VISIBLE);
1365                mNotificationIcons.animate()
1366                    .alpha(1f)
1367                    .translationY(0)
1368                    .setStartDelay(0)
1369                    .setInterpolator(new DecelerateInterpolator(1.5f))
1370                    .setDuration(175)
1371                    .start();
1372            }
1373        } else if ((diff & StatusBarManager.DISABLE_PRIVATE_NOTIFICATIONS) != 0) {
1374            if ((state & StatusBarManager.DISABLE_PRIVATE_NOTIFICATIONS) != 0) {
1375                // we are outside a secure keyguard, so we need to switch to "public" mode
1376                setLockscreenPublicMode(true);
1377            } else {
1378                // user has authenticated the device; full notifications may be shown
1379                setLockscreenPublicMode(false);
1380            }
1381            updateNotificationIcons();
1382        }
1383    }
1384
1385    @Override
1386    protected BaseStatusBar.H createHandler() {
1387        return new PhoneStatusBar.H();
1388    }
1389
1390    /**
1391     * All changes to the status bar and notifications funnel through here and are batched.
1392     */
1393    private class H extends BaseStatusBar.H {
1394        public void handleMessage(Message m) {
1395            super.handleMessage(m);
1396            switch (m.what) {
1397                case MSG_OPEN_NOTIFICATION_PANEL:
1398                    animateExpandNotificationsPanel();
1399                    break;
1400                case MSG_OPEN_SETTINGS_PANEL:
1401                    animateExpandSettingsPanel();
1402                    break;
1403                case MSG_CLOSE_PANELS:
1404                    animateCollapsePanels();
1405                    break;
1406                case MSG_SHOW_HEADS_UP:
1407                    setHeadsUpVisibility(true);
1408                    break;
1409                case MSG_HIDE_HEADS_UP:
1410                    setHeadsUpVisibility(false);
1411                    break;
1412                case MSG_ESCALATE_HEADS_UP:
1413                    escalateHeadsUp();
1414                    setHeadsUpVisibility(false);
1415                    break;
1416            }
1417        }
1418    }
1419
1420    /**  if the interrupting notification had a fullscreen intent, fire it now.  */
1421    private void escalateHeadsUp() {
1422        if (mInterruptingNotificationEntry != null) {
1423            final StatusBarNotification sbn = mInterruptingNotificationEntry.notification;
1424            final Notification notification = sbn.getNotification();
1425            if (notification.fullScreenIntent != null) {
1426                if (DEBUG)
1427                    Log.d(TAG, "converting a heads up to fullScreen");
1428                try {
1429                    notification.fullScreenIntent.send();
1430                } catch (PendingIntent.CanceledException e) {
1431                }
1432            }
1433        }
1434    }
1435
1436    public Handler getHandler() {
1437        return mHandler;
1438    }
1439
1440    View.OnFocusChangeListener mFocusChangeListener = new View.OnFocusChangeListener() {
1441        public void onFocusChange(View v, boolean hasFocus) {
1442            // Because 'v' is a ViewGroup, all its children will be (un)selected
1443            // too, which allows marqueeing to work.
1444            v.setSelected(hasFocus);
1445        }
1446    };
1447
1448    boolean panelsEnabled() {
1449        return (mDisabled & StatusBarManager.DISABLE_EXPAND) == 0;
1450    }
1451
1452    void makeExpandedVisible() {
1453        if (SPEW) Log.d(TAG, "Make expanded visible: expanded visible=" + mExpandedVisible);
1454        if (mExpandedVisible || !panelsEnabled()) {
1455            return;
1456        }
1457
1458        mExpandedVisible = true;
1459        mPile.setLayoutTransitionsEnabled(true);
1460        if (mNavigationBarView != null)
1461            mNavigationBarView.setSlippery(true);
1462
1463        updateCarrierLabelVisibility(true);
1464
1465        updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
1466
1467        // Expand the window to encompass the full screen in anticipation of the drag.
1468        // This is only possible to do atomically because the status bar is at the top of the screen!
1469        WindowManager.LayoutParams lp = (WindowManager.LayoutParams) mStatusBarWindow.getLayoutParams();
1470        lp.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
1471        lp.flags |= WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
1472        lp.height = ViewGroup.LayoutParams.MATCH_PARENT;
1473        mWindowManager.updateViewLayout(mStatusBarWindow, lp);
1474
1475        visibilityChanged(true);
1476
1477        setInteracting(StatusBarManager.WINDOW_STATUS_BAR, true);
1478    }
1479
1480    private void releaseFocus() {
1481        if (mStatusBarWindow == null) return;
1482        WindowManager.LayoutParams lp =
1483                (WindowManager.LayoutParams) mStatusBarWindow.getLayoutParams();
1484        lp.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
1485        lp.flags &= ~WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
1486        mWindowManager.updateViewLayout(mStatusBarWindow, lp);
1487    }
1488
1489    public void animateCollapsePanels() {
1490        animateCollapsePanels(CommandQueue.FLAG_EXCLUDE_NONE);
1491    }
1492
1493    public void animateCollapsePanels(int flags) {
1494        if (SPEW) {
1495            Log.d(TAG, "animateCollapse():"
1496                    + " mExpandedVisible=" + mExpandedVisible
1497                    + " flags=" + flags);
1498        }
1499
1500        // release focus immediately to kick off focus change transition
1501        releaseFocus();
1502
1503        if ((flags & CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL) == 0) {
1504            mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
1505            mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
1506        }
1507
1508        if ((flags & CommandQueue.FLAG_EXCLUDE_SEARCH_PANEL) == 0) {
1509            mHandler.removeMessages(MSG_CLOSE_SEARCH_PANEL);
1510            mHandler.sendEmptyMessage(MSG_CLOSE_SEARCH_PANEL);
1511        }
1512
1513        if (mStatusBarWindow != null) {
1514            mStatusBarWindow.cancelExpandHelper();
1515            mStatusBarView.collapseAllPanels(true);
1516        }
1517    }
1518
1519    public ViewPropertyAnimator setVisibilityWhenDone(
1520            final ViewPropertyAnimator a, final View v, final int vis) {
1521        a.setListener(new AnimatorListenerAdapter() {
1522            @Override
1523            public void onAnimationEnd(Animator animation) {
1524                v.setVisibility(vis);
1525                a.setListener(null); // oneshot
1526            }
1527        });
1528        return a;
1529    }
1530
1531    public Animator setVisibilityWhenDone(
1532            final Animator a, final View v, final int vis) {
1533        a.addListener(new AnimatorListenerAdapter() {
1534            @Override
1535            public void onAnimationEnd(Animator animation) {
1536                v.setVisibility(vis);
1537            }
1538        });
1539        return a;
1540    }
1541
1542    public Animator interpolator(TimeInterpolator ti, Animator a) {
1543        a.setInterpolator(ti);
1544        return a;
1545    }
1546
1547    public Animator startDelay(int d, Animator a) {
1548        a.setStartDelay(d);
1549        return a;
1550    }
1551
1552    public Animator start(Animator a) {
1553        a.start();
1554        return a;
1555    }
1556
1557    final TimeInterpolator mAccelerateInterpolator = new AccelerateInterpolator();
1558    final TimeInterpolator mDecelerateInterpolator = new DecelerateInterpolator();
1559    final int FLIP_DURATION_OUT = 125;
1560    final int FLIP_DURATION_IN = 225;
1561    final int FLIP_DURATION = (FLIP_DURATION_IN + FLIP_DURATION_OUT);
1562
1563    Animator mScrollViewAnim, mFlipSettingsViewAnim, mNotificationButtonAnim,
1564        mSettingsButtonAnim, mClearButtonAnim;
1565
1566    @Override
1567    public void animateExpandNotificationsPanel() {
1568        if (SPEW) Log.d(TAG, "animateExpand: mExpandedVisible=" + mExpandedVisible);
1569        if (!panelsEnabled()) {
1570            return ;
1571        }
1572
1573        mNotificationPanel.expand();
1574        if (mHasFlipSettings && mScrollView.getVisibility() != View.VISIBLE) {
1575            flipToNotifications();
1576        }
1577
1578        if (false) postStartTracing();
1579    }
1580
1581    public void flipToNotifications() {
1582        if (mFlipSettingsViewAnim != null) mFlipSettingsViewAnim.cancel();
1583        if (mScrollViewAnim != null) mScrollViewAnim.cancel();
1584        if (mSettingsButtonAnim != null) mSettingsButtonAnim.cancel();
1585        if (mNotificationButtonAnim != null) mNotificationButtonAnim.cancel();
1586        if (mClearButtonAnim != null) mClearButtonAnim.cancel();
1587
1588        mScrollView.setVisibility(View.VISIBLE);
1589        mScrollViewAnim = start(
1590            startDelay(FLIP_DURATION_OUT,
1591                interpolator(mDecelerateInterpolator,
1592                    ObjectAnimator.ofFloat(mScrollView, View.SCALE_X, 0f, 1f)
1593                        .setDuration(FLIP_DURATION_IN)
1594                    )));
1595        mFlipSettingsViewAnim = start(
1596            setVisibilityWhenDone(
1597                interpolator(mAccelerateInterpolator,
1598                        ObjectAnimator.ofFloat(mFlipSettingsView, View.SCALE_X, 1f, 0f)
1599                        )
1600                    .setDuration(FLIP_DURATION_OUT),
1601                mFlipSettingsView, View.INVISIBLE));
1602        mNotificationButtonAnim = start(
1603            setVisibilityWhenDone(
1604                ObjectAnimator.ofFloat(mNotificationButton, View.ALPHA, 0f)
1605                    .setDuration(FLIP_DURATION),
1606                mNotificationButton, View.INVISIBLE));
1607        mSettingsButton.setVisibility(View.VISIBLE);
1608        mSettingsButtonAnim = start(
1609            ObjectAnimator.ofFloat(mSettingsButton, View.ALPHA, 1f)
1610                .setDuration(FLIP_DURATION));
1611        mClearButton.setVisibility(View.VISIBLE);
1612        mClearButton.setAlpha(0f);
1613        setAreThereNotifications(); // this will show/hide the button as necessary
1614        mNotificationPanel.postDelayed(new Runnable() {
1615            public void run() {
1616                updateCarrierLabelVisibility(false);
1617            }
1618        }, FLIP_DURATION - 150);
1619    }
1620
1621    @Override
1622    public void animateExpandSettingsPanel() {
1623        if (SPEW) Log.d(TAG, "animateExpand: mExpandedVisible=" + mExpandedVisible);
1624        if (!panelsEnabled()) {
1625            return;
1626        }
1627
1628        // Settings are not available in setup
1629        if (!mUserSetup) return;
1630
1631        if (mHasFlipSettings) {
1632            mNotificationPanel.expand();
1633            if (mFlipSettingsView.getVisibility() != View.VISIBLE) {
1634                flipToSettings();
1635            }
1636        } else if (mSettingsPanel != null) {
1637            mSettingsPanel.expand();
1638        }
1639
1640        if (false) postStartTracing();
1641    }
1642
1643    public void switchToSettings() {
1644        // Settings are not available in setup
1645        if (!mUserSetup) return;
1646
1647        mFlipSettingsView.setScaleX(1f);
1648        mFlipSettingsView.setVisibility(View.VISIBLE);
1649        mSettingsButton.setVisibility(View.GONE);
1650        mScrollView.setVisibility(View.GONE);
1651        mScrollView.setScaleX(0f);
1652        mNotificationButton.setVisibility(View.VISIBLE);
1653        mNotificationButton.setAlpha(1f);
1654        mClearButton.setVisibility(View.GONE);
1655    }
1656
1657    public void flipToSettings() {
1658        // Settings are not available in setup
1659        if (!mUserSetup) return;
1660
1661        if (mFlipSettingsViewAnim != null) mFlipSettingsViewAnim.cancel();
1662        if (mScrollViewAnim != null) mScrollViewAnim.cancel();
1663        if (mSettingsButtonAnim != null) mSettingsButtonAnim.cancel();
1664        if (mNotificationButtonAnim != null) mNotificationButtonAnim.cancel();
1665        if (mClearButtonAnim != null) mClearButtonAnim.cancel();
1666
1667        mFlipSettingsView.setVisibility(View.VISIBLE);
1668        mFlipSettingsView.setScaleX(0f);
1669        mFlipSettingsViewAnim = start(
1670            startDelay(FLIP_DURATION_OUT,
1671                interpolator(mDecelerateInterpolator,
1672                    ObjectAnimator.ofFloat(mFlipSettingsView, View.SCALE_X, 0f, 1f)
1673                        .setDuration(FLIP_DURATION_IN)
1674                    )));
1675        mScrollViewAnim = start(
1676            setVisibilityWhenDone(
1677                interpolator(mAccelerateInterpolator,
1678                        ObjectAnimator.ofFloat(mScrollView, View.SCALE_X, 1f, 0f)
1679                        )
1680                    .setDuration(FLIP_DURATION_OUT),
1681                mScrollView, View.INVISIBLE));
1682        mSettingsButtonAnim = start(
1683            setVisibilityWhenDone(
1684                ObjectAnimator.ofFloat(mSettingsButton, View.ALPHA, 0f)
1685                    .setDuration(FLIP_DURATION),
1686                    mScrollView, View.INVISIBLE));
1687        mNotificationButton.setVisibility(View.VISIBLE);
1688        mNotificationButtonAnim = start(
1689            ObjectAnimator.ofFloat(mNotificationButton, View.ALPHA, 1f)
1690                .setDuration(FLIP_DURATION));
1691        mClearButtonAnim = start(
1692            setVisibilityWhenDone(
1693                ObjectAnimator.ofFloat(mClearButton, View.ALPHA, 0f)
1694                .setDuration(FLIP_DURATION),
1695                mClearButton, View.INVISIBLE));
1696        mNotificationPanel.postDelayed(new Runnable() {
1697            public void run() {
1698                updateCarrierLabelVisibility(false);
1699            }
1700        }, FLIP_DURATION - 150);
1701    }
1702
1703    public void flipPanels() {
1704        if (mHasFlipSettings) {
1705            if (mFlipSettingsView.getVisibility() != View.VISIBLE) {
1706                flipToSettings();
1707            } else {
1708                flipToNotifications();
1709            }
1710        }
1711    }
1712
1713    public void animateCollapseQuickSettings() {
1714        mStatusBarView.collapseAllPanels(true);
1715    }
1716
1717    void makeExpandedInvisibleSoon() {
1718        mHandler.postDelayed(new Runnable() { public void run() { makeExpandedInvisible(); }}, 50);
1719    }
1720
1721    void makeExpandedInvisible() {
1722        if (SPEW) Log.d(TAG, "makeExpandedInvisible: mExpandedVisible=" + mExpandedVisible
1723                + " mExpandedVisible=" + mExpandedVisible);
1724
1725        if (!mExpandedVisible || mStatusBarWindow == null) {
1726            return;
1727        }
1728
1729        // Ensure the panel is fully collapsed (just in case; bug 6765842, 7260868)
1730        mStatusBarView.collapseAllPanels(/*animate=*/ false);
1731
1732        if (mHasFlipSettings) {
1733            // reset things to their proper state
1734            if (mFlipSettingsViewAnim != null) mFlipSettingsViewAnim.cancel();
1735            if (mScrollViewAnim != null) mScrollViewAnim.cancel();
1736            if (mSettingsButtonAnim != null) mSettingsButtonAnim.cancel();
1737            if (mNotificationButtonAnim != null) mNotificationButtonAnim.cancel();
1738            if (mClearButtonAnim != null) mClearButtonAnim.cancel();
1739
1740            mScrollView.setScaleX(1f);
1741            mScrollView.setVisibility(View.VISIBLE);
1742            mSettingsButton.setAlpha(1f);
1743            mSettingsButton.setVisibility(View.VISIBLE);
1744            mNotificationPanel.setVisibility(View.GONE);
1745            mFlipSettingsView.setVisibility(View.GONE);
1746            mNotificationButton.setVisibility(View.GONE);
1747            setAreThereNotifications(); // show the clear button
1748        }
1749
1750        mExpandedVisible = false;
1751        mPile.setLayoutTransitionsEnabled(false);
1752        if (mNavigationBarView != null)
1753            mNavigationBarView.setSlippery(false);
1754        visibilityChanged(false);
1755
1756        // Shrink the window to the size of the status bar only
1757        WindowManager.LayoutParams lp = (WindowManager.LayoutParams) mStatusBarWindow.getLayoutParams();
1758        lp.height = getStatusBarHeight();
1759        lp.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
1760        lp.flags &= ~WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
1761        mWindowManager.updateViewLayout(mStatusBarWindow, lp);
1762
1763        if ((mDisabled & StatusBarManager.DISABLE_NOTIFICATION_ICONS) == 0) {
1764            setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
1765        }
1766
1767        // Close any "App info" popups that might have snuck on-screen
1768        dismissPopups();
1769
1770        if (mPostCollapseCleanup != null) {
1771            mPostCollapseCleanup.run();
1772            mPostCollapseCleanup = null;
1773        }
1774
1775        setInteracting(StatusBarManager.WINDOW_STATUS_BAR, false);
1776    }
1777
1778    /**
1779     * Enables or disables layers on the children of the notifications pile.
1780     *
1781     * When layers are enabled, this method attempts to enable layers for the minimal
1782     * number of children. Only children visible when the notification area is fully
1783     * expanded will receive a layer. The technique used in this method might cause
1784     * more children than necessary to get a layer (at most one extra child with the
1785     * current UI.)
1786     *
1787     * @param layerType {@link View#LAYER_TYPE_NONE} or {@link View#LAYER_TYPE_HARDWARE}
1788     */
1789    private void setPileLayers(int layerType) {
1790        final int count = mPile.getChildCount();
1791
1792        switch (layerType) {
1793            case View.LAYER_TYPE_NONE:
1794                for (int i = 0; i < count; i++) {
1795                    mPile.getChildAt(i).setLayerType(layerType, null);
1796                }
1797                break;
1798            case View.LAYER_TYPE_HARDWARE:
1799                final int[] location = new int[2];
1800                mNotificationPanel.getLocationInWindow(location);
1801
1802                final int left = location[0];
1803                final int top = location[1];
1804                final int right = left + mNotificationPanel.getWidth();
1805                final int bottom = top + getExpandedViewMaxHeight();
1806
1807                final Rect childBounds = new Rect();
1808
1809                for (int i = 0; i < count; i++) {
1810                    final View view = mPile.getChildAt(i);
1811                    view.getLocationInWindow(location);
1812
1813                    childBounds.set(location[0], location[1],
1814                            location[0] + view.getWidth(), location[1] + view.getHeight());
1815
1816                    if (childBounds.intersects(left, top, right, bottom)) {
1817                        view.setLayerType(layerType, null);
1818                    }
1819                }
1820
1821                break;
1822        }
1823    }
1824
1825    public boolean interceptTouchEvent(MotionEvent event) {
1826        if (DEBUG_GESTURES) {
1827            if (event.getActionMasked() != MotionEvent.ACTION_MOVE) {
1828                EventLog.writeEvent(EventLogTags.SYSUI_STATUSBAR_TOUCH,
1829                        event.getActionMasked(), (int) event.getX(), (int) event.getY(), mDisabled);
1830            }
1831
1832        }
1833
1834        if (SPEW) {
1835            Log.d(TAG, "Touch: rawY=" + event.getRawY() + " event=" + event + " mDisabled="
1836                + mDisabled + " mTracking=" + mTracking);
1837        } else if (CHATTY) {
1838            if (event.getAction() != MotionEvent.ACTION_MOVE) {
1839                Log.d(TAG, String.format(
1840                            "panel: %s at (%f, %f) mDisabled=0x%08x",
1841                            MotionEvent.actionToString(event.getAction()),
1842                            event.getRawX(), event.getRawY(), mDisabled));
1843            }
1844        }
1845
1846        if (DEBUG_GESTURES) {
1847            mGestureRec.add(event);
1848        }
1849
1850        if (mStatusBarWindowState == WINDOW_STATE_SHOWING) {
1851            final boolean upOrCancel =
1852                    event.getAction() == MotionEvent.ACTION_UP ||
1853                    event.getAction() == MotionEvent.ACTION_CANCEL;
1854            if (upOrCancel && !mExpandedVisible) {
1855                setInteracting(StatusBarManager.WINDOW_STATUS_BAR, false);
1856            } else {
1857                setInteracting(StatusBarManager.WINDOW_STATUS_BAR, true);
1858            }
1859        }
1860        return false;
1861    }
1862
1863    public GestureRecorder getGestureRecorder() {
1864        return mGestureRec;
1865    }
1866
1867    private void setNavigationIconHints(int hints) {
1868        if (hints == mNavigationIconHints) return;
1869
1870        mNavigationIconHints = hints;
1871
1872        if (mNavigationBarView != null) {
1873            mNavigationBarView.setNavigationIconHints(hints);
1874        }
1875        checkBarModes();
1876    }
1877
1878    @Override // CommandQueue
1879    public void setWindowState(int window, int state) {
1880        boolean showing = state == WINDOW_STATE_SHOWING;
1881        if (mStatusBarWindow != null
1882                && window == StatusBarManager.WINDOW_STATUS_BAR
1883                && mStatusBarWindowState != state) {
1884            mStatusBarWindowState = state;
1885            if (DEBUG_WINDOW_STATE) Log.d(TAG, "Status bar " + windowStateToString(state));
1886            if (!showing) {
1887                mStatusBarView.collapseAllPanels(false);
1888            }
1889        }
1890        if (mNavigationBarView != null
1891                && window == StatusBarManager.WINDOW_NAVIGATION_BAR
1892                && mNavigationBarWindowState != state) {
1893            mNavigationBarWindowState = state;
1894            if (DEBUG_WINDOW_STATE) Log.d(TAG, "Navigation bar " + windowStateToString(state));
1895        }
1896    }
1897
1898    @Override // CommandQueue
1899    public void setSystemUiVisibility(int vis, int mask) {
1900        final int oldVal = mSystemUiVisibility;
1901        final int newVal = (oldVal&~mask) | (vis&mask);
1902        final int diff = newVal ^ oldVal;
1903        if (DEBUG) Log.d(TAG, String.format(
1904                "setSystemUiVisibility vis=%s mask=%s oldVal=%s newVal=%s diff=%s",
1905                Integer.toHexString(vis), Integer.toHexString(mask),
1906                Integer.toHexString(oldVal), Integer.toHexString(newVal),
1907                Integer.toHexString(diff)));
1908        if (diff != 0) {
1909            mSystemUiVisibility = newVal;
1910
1911            // update low profile
1912            if ((diff & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0) {
1913                final boolean lightsOut = (vis & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0;
1914                if (lightsOut) {
1915                    animateCollapsePanels();
1916                    if (mTicking) {
1917                        haltTicker();
1918                    }
1919                }
1920
1921                setAreThereNotifications();
1922            }
1923
1924            // update status bar mode
1925            final int sbMode = computeBarMode(oldVal, newVal, mStatusBarView.getBarTransitions(),
1926                    View.STATUS_BAR_TRANSIENT, View.STATUS_BAR_TRANSLUCENT);
1927
1928            // update navigation bar mode
1929            final int nbMode = mNavigationBarView == null ? -1 : computeBarMode(
1930                    oldVal, newVal, mNavigationBarView.getBarTransitions(),
1931                    View.NAVIGATION_BAR_TRANSIENT, View.NAVIGATION_BAR_TRANSLUCENT);
1932            final boolean sbModeChanged = sbMode != -1;
1933            final boolean nbModeChanged = nbMode != -1;
1934            boolean checkBarModes = false;
1935            if (sbModeChanged && sbMode != mStatusBarMode) {
1936                mStatusBarMode = sbMode;
1937                checkBarModes = true;
1938            }
1939            if (nbModeChanged && nbMode != mNavigationBarMode) {
1940                mNavigationBarMode = nbMode;
1941                checkBarModes = true;
1942            }
1943            if (checkBarModes) {
1944                checkBarModes();
1945            }
1946            if (sbModeChanged || nbModeChanged) {
1947                // update transient bar autohide
1948                if (mStatusBarMode == MODE_SEMI_TRANSPARENT || mNavigationBarMode == MODE_SEMI_TRANSPARENT) {
1949                    scheduleAutohide();
1950                } else {
1951                    cancelAutohide();
1952                }
1953            }
1954
1955            // ready to unhide
1956            if ((vis & View.STATUS_BAR_UNHIDE) != 0) {
1957                mSystemUiVisibility &= ~View.STATUS_BAR_UNHIDE;
1958            }
1959            if ((vis & View.NAVIGATION_BAR_UNHIDE) != 0) {
1960                mSystemUiVisibility &= ~View.NAVIGATION_BAR_UNHIDE;
1961            }
1962
1963            // send updated sysui visibility to window manager
1964            notifyUiVisibilityChanged(mSystemUiVisibility);
1965        }
1966    }
1967
1968    private int computeBarMode(int oldVis, int newVis, BarTransitions transitions,
1969            int transientFlag, int translucentFlag) {
1970        final int oldMode = barMode(oldVis, transientFlag, translucentFlag);
1971        final int newMode = barMode(newVis, transientFlag, translucentFlag);
1972        if (oldMode == newMode) {
1973            return -1; // no mode change
1974        }
1975        return newMode;
1976    }
1977
1978    private int barMode(int vis, int transientFlag, int translucentFlag) {
1979        return (vis & transientFlag) != 0 ? MODE_SEMI_TRANSPARENT
1980                : (vis & translucentFlag) != 0 ? MODE_TRANSLUCENT
1981                : (vis & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0 ? MODE_LIGHTS_OUT
1982                : MODE_OPAQUE;
1983    }
1984
1985    private void checkBarModes() {
1986        if (mDemoMode) return;
1987        int sbMode = mStatusBarMode;
1988        if (panelsEnabled() && (mInteractingWindows & StatusBarManager.WINDOW_STATUS_BAR) != 0) {
1989            // if panels are expandable, force the status bar opaque on any interaction
1990            sbMode = MODE_OPAQUE;
1991        }
1992        checkBarMode(sbMode, mStatusBarWindowState, mStatusBarView.getBarTransitions());
1993        if (mNavigationBarView != null) {
1994            checkBarMode(mNavigationBarMode,
1995                    mNavigationBarWindowState, mNavigationBarView.getBarTransitions());
1996        }
1997    }
1998
1999    private void checkBarMode(int mode, int windowState, BarTransitions transitions) {
2000        final boolean anim = (mScreenOn == null || mScreenOn) && windowState != WINDOW_STATE_HIDDEN;
2001        transitions.transitionTo(mode, anim);
2002    }
2003
2004    private void finishBarAnimations() {
2005        mStatusBarView.getBarTransitions().finishAnimations();
2006        if (mNavigationBarView != null) {
2007            mNavigationBarView.getBarTransitions().finishAnimations();
2008        }
2009    }
2010
2011    private final Runnable mCheckBarModes = new Runnable() {
2012        @Override
2013        public void run() {
2014            checkBarModes();
2015        }};
2016
2017    @Override
2018    public void setInteracting(int barWindow, boolean interacting) {
2019        mInteractingWindows = interacting
2020                ? (mInteractingWindows | barWindow)
2021                : (mInteractingWindows & ~barWindow);
2022        if (mInteractingWindows != 0) {
2023            suspendAutohide();
2024        } else {
2025            resumeSuspendedAutohide();
2026        }
2027        checkBarModes();
2028    }
2029
2030    private void resumeSuspendedAutohide() {
2031        if (mAutohideSuspended) {
2032            scheduleAutohide();
2033            mHandler.postDelayed(mCheckBarModes, 500); // longer than home -> launcher
2034        }
2035    }
2036
2037    private void suspendAutohide() {
2038        mHandler.removeCallbacks(mAutohide);
2039        mHandler.removeCallbacks(mCheckBarModes);
2040        mAutohideSuspended = (mSystemUiVisibility & STATUS_OR_NAV_TRANSIENT) != 0;
2041    }
2042
2043    private void cancelAutohide() {
2044        mAutohideSuspended = false;
2045        mHandler.removeCallbacks(mAutohide);
2046    }
2047
2048    private void scheduleAutohide() {
2049        cancelAutohide();
2050        mHandler.postDelayed(mAutohide, AUTOHIDE_TIMEOUT_MS);
2051    }
2052
2053    private void checkUserAutohide(View v, MotionEvent event) {
2054        if ((mSystemUiVisibility & STATUS_OR_NAV_TRANSIENT) != 0  // a transient bar is revealed
2055                && event.getAction() == MotionEvent.ACTION_OUTSIDE // touch outside the source bar
2056                && event.getX() == 0 && event.getY() == 0  // a touch outside both bars
2057                ) {
2058            userAutohide();
2059        }
2060    }
2061
2062    private void userAutohide() {
2063        cancelAutohide();
2064        mHandler.postDelayed(mAutohide, 350); // longer than app gesture -> flag clear
2065    }
2066
2067    private boolean areLightsOn() {
2068        return 0 == (mSystemUiVisibility & View.SYSTEM_UI_FLAG_LOW_PROFILE);
2069    }
2070
2071    public void setLightsOn(boolean on) {
2072        Log.v(TAG, "setLightsOn(" + on + ")");
2073        if (on) {
2074            setSystemUiVisibility(0, View.SYSTEM_UI_FLAG_LOW_PROFILE);
2075        } else {
2076            setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE, View.SYSTEM_UI_FLAG_LOW_PROFILE);
2077        }
2078    }
2079
2080    private void notifyUiVisibilityChanged(int vis) {
2081        try {
2082            mWindowManagerService.statusBarVisibilityChanged(vis);
2083        } catch (RemoteException ex) {
2084        }
2085    }
2086
2087    public void topAppWindowChanged(boolean showMenu) {
2088        if (DEBUG) {
2089            Log.d(TAG, (showMenu?"showing":"hiding") + " the MENU button");
2090        }
2091        if (mNavigationBarView != null) {
2092            mNavigationBarView.setMenuVisibility(showMenu);
2093        }
2094
2095        // See above re: lights-out policy for legacy apps.
2096        if (showMenu) setLightsOn(true);
2097    }
2098
2099    @Override
2100    public void setImeWindowStatus(IBinder token, int vis, int backDisposition) {
2101        boolean altBack = (backDisposition == InputMethodService.BACK_DISPOSITION_WILL_DISMISS)
2102            || ((vis & InputMethodService.IME_VISIBLE) != 0);
2103
2104        setNavigationIconHints(
2105                altBack ? (mNavigationIconHints | NAVIGATION_HINT_BACK_ALT)
2106                        : (mNavigationIconHints & ~NAVIGATION_HINT_BACK_ALT));
2107        if (mQS != null) mQS.setImeWindowStatus(vis > 0);
2108    }
2109
2110    @Override
2111    public void setHardKeyboardStatus(boolean available, boolean enabled) {}
2112
2113    @Override
2114    protected void tick(IBinder key, StatusBarNotification n, boolean firstTime) {
2115        // no ticking in lights-out mode
2116        if (!areLightsOn()) return;
2117
2118        // no ticking in Setup
2119        if (!isDeviceProvisioned()) return;
2120
2121        // not for you
2122        if (!notificationIsForCurrentUser(n)) return;
2123
2124        // Show the ticker if one is requested. Also don't do this
2125        // until status bar window is attached to the window manager,
2126        // because...  well, what's the point otherwise?  And trying to
2127        // run a ticker without being attached will crash!
2128        if (n.getNotification().tickerText != null && mStatusBarWindow != null
2129                && mStatusBarWindow.getWindowToken() != null) {
2130            if (0 == (mDisabled & (StatusBarManager.DISABLE_NOTIFICATION_ICONS
2131                            | StatusBarManager.DISABLE_NOTIFICATION_TICKER))) {
2132                mTicker.addEntry(n);
2133            }
2134        }
2135    }
2136
2137    private class MyTicker extends Ticker {
2138        MyTicker(Context context, View sb) {
2139            super(context, sb);
2140        }
2141
2142        @Override
2143        public void tickerStarting() {
2144            mTicking = true;
2145            mStatusBarContents.setVisibility(View.GONE);
2146            mTickerView.setVisibility(View.VISIBLE);
2147            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.push_up_in, null));
2148            mStatusBarContents.startAnimation(loadAnim(com.android.internal.R.anim.push_up_out, null));
2149        }
2150
2151        @Override
2152        public void tickerDone() {
2153            mStatusBarContents.setVisibility(View.VISIBLE);
2154            mTickerView.setVisibility(View.GONE);
2155            mStatusBarContents.startAnimation(loadAnim(com.android.internal.R.anim.push_down_in, null));
2156            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.push_down_out,
2157                        mTickingDoneListener));
2158        }
2159
2160        public void tickerHalting() {
2161            if (mStatusBarContents.getVisibility() != View.VISIBLE) {
2162                mStatusBarContents.setVisibility(View.VISIBLE);
2163                mStatusBarContents
2164                        .startAnimation(loadAnim(com.android.internal.R.anim.fade_in, null));
2165            }
2166            mTickerView.setVisibility(View.GONE);
2167            // we do not animate the ticker away at this point, just get rid of it (b/6992707)
2168        }
2169    }
2170
2171    Animation.AnimationListener mTickingDoneListener = new Animation.AnimationListener() {;
2172        public void onAnimationEnd(Animation animation) {
2173            mTicking = false;
2174        }
2175        public void onAnimationRepeat(Animation animation) {
2176        }
2177        public void onAnimationStart(Animation animation) {
2178        }
2179    };
2180
2181    private Animation loadAnim(int id, Animation.AnimationListener listener) {
2182        Animation anim = AnimationUtils.loadAnimation(mContext, id);
2183        if (listener != null) {
2184            anim.setAnimationListener(listener);
2185        }
2186        return anim;
2187    }
2188
2189    public static String viewInfo(View v) {
2190        return "[(" + v.getLeft() + "," + v.getTop() + ")(" + v.getRight() + "," + v.getBottom()
2191                + ") " + v.getWidth() + "x" + v.getHeight() + "]";
2192    }
2193
2194    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
2195        synchronized (mQueueLock) {
2196            pw.println("Current Status Bar state:");
2197            pw.println("  mExpandedVisible=" + mExpandedVisible
2198                    + ", mTrackingPosition=" + mTrackingPosition);
2199            pw.println("  mTicking=" + mTicking);
2200            pw.println("  mTracking=" + mTracking);
2201            pw.println("  mDisplayMetrics=" + mDisplayMetrics);
2202            pw.println("  mPile: " + viewInfo(mPile));
2203            pw.println("  mTickerView: " + viewInfo(mTickerView));
2204            pw.println("  mScrollView: " + viewInfo(mScrollView)
2205                    + " scroll " + mScrollView.getScrollX() + "," + mScrollView.getScrollY());
2206        }
2207
2208        pw.print("  mInteractingWindows="); pw.println(mInteractingWindows);
2209        pw.print("  mStatusBarWindowState=");
2210        pw.println(windowStateToString(mStatusBarWindowState));
2211        pw.print("  mStatusBarMode=");
2212        pw.println(BarTransitions.modeToString(mStatusBarMode));
2213        pw.print("  mZenMode=");
2214        pw.println(Settings.Global.zenModeToString(mZenMode));
2215        dumpBarTransitions(pw, "mStatusBarView", mStatusBarView.getBarTransitions());
2216        if (mNavigationBarView != null) {
2217            pw.print("  mNavigationBarWindowState=");
2218            pw.println(windowStateToString(mNavigationBarWindowState));
2219            pw.print("  mNavigationBarMode=");
2220            pw.println(BarTransitions.modeToString(mNavigationBarMode));
2221            dumpBarTransitions(pw, "mNavigationBarView", mNavigationBarView.getBarTransitions());
2222        }
2223
2224        pw.print("  mNavigationBarView=");
2225        if (mNavigationBarView == null) {
2226            pw.println("null");
2227        } else {
2228            mNavigationBarView.dump(fd, pw, args);
2229        }
2230
2231        pw.println("  Panels: ");
2232        if (mNotificationPanel != null) {
2233            pw.println("    mNotificationPanel=" +
2234                mNotificationPanel + " params=" + mNotificationPanel.getLayoutParams().debug(""));
2235            pw.print  ("      ");
2236            mNotificationPanel.dump(fd, pw, args);
2237        }
2238        if (mSettingsPanel != null) {
2239            pw.println("    mSettingsPanel=" +
2240                mSettingsPanel + " params=" + mSettingsPanel.getLayoutParams().debug(""));
2241            pw.print  ("      ");
2242            mSettingsPanel.dump(fd, pw, args);
2243        }
2244
2245        if (DUMPTRUCK) {
2246            synchronized (mNotificationData) {
2247                int N = mNotificationData.size();
2248                pw.println("  notification icons: " + N);
2249                for (int i=0; i<N; i++) {
2250                    NotificationData.Entry e = mNotificationData.get(i);
2251                    pw.println("    [" + i + "] key=" + e.key + " icon=" + e.icon);
2252                    StatusBarNotification n = e.notification;
2253                    pw.println("         pkg=" + n.getPackageName() + " id=" + n.getId() + " score=" + n.getScore());
2254                    pw.println("         notification=" + n.getNotification());
2255                    pw.println("         tickerText=\"" + n.getNotification().tickerText + "\"");
2256                }
2257            }
2258
2259            int N = mStatusIcons.getChildCount();
2260            pw.println("  system icons: " + N);
2261            for (int i=0; i<N; i++) {
2262                StatusBarIconView ic = (StatusBarIconView) mStatusIcons.getChildAt(i);
2263                pw.println("    [" + i + "] icon=" + ic);
2264            }
2265
2266            if (false) {
2267                pw.println("see the logcat for a dump of the views we have created.");
2268                // must happen on ui thread
2269                mHandler.post(new Runnable() {
2270                        public void run() {
2271                            mStatusBarView.getLocationOnScreen(mAbsPos);
2272                            Log.d(TAG, "mStatusBarView: ----- (" + mAbsPos[0] + "," + mAbsPos[1]
2273                                    + ") " + mStatusBarView.getWidth() + "x"
2274                                    + getStatusBarHeight());
2275                            mStatusBarView.debug();
2276                        }
2277                    });
2278            }
2279        }
2280
2281        if (DEBUG_GESTURES) {
2282            pw.print("  status bar gestures: ");
2283            mGestureRec.dump(fd, pw, args);
2284        }
2285
2286        mNetworkController.dump(fd, pw, args);
2287    }
2288
2289    private static void dumpBarTransitions(PrintWriter pw, String var, BarTransitions transitions) {
2290        pw.print("  "); pw.print(var); pw.print(".BarTransitions.mMode=");
2291        pw.println(BarTransitions.modeToString(transitions.getMode()));
2292    }
2293
2294    @Override
2295    public void createAndAddWindows() {
2296        addStatusBarWindow();
2297    }
2298
2299    private void addStatusBarWindow() {
2300        // Put up the view
2301        final int height = getStatusBarHeight();
2302
2303        // Now that the status bar window encompasses the sliding panel and its
2304        // translucent backdrop, the entire thing is made TRANSLUCENT and is
2305        // hardware-accelerated.
2306        final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
2307                ViewGroup.LayoutParams.MATCH_PARENT,
2308                height,
2309                WindowManager.LayoutParams.TYPE_STATUS_BAR,
2310                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
2311                    | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
2312                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH
2313                    | WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH,
2314                PixelFormat.TRANSLUCENT);
2315
2316        lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
2317
2318        lp.gravity = getStatusBarGravity();
2319        lp.setTitle("StatusBar");
2320        lp.packageName = mContext.getPackageName();
2321
2322        makeStatusBarView();
2323        mWindowManager.addView(mStatusBarWindow, lp);
2324    }
2325
2326    void setNotificationIconVisibility(boolean visible, int anim) {
2327        int old = mNotificationIcons.getVisibility();
2328        int v = visible ? View.VISIBLE : View.INVISIBLE;
2329        if (old != v) {
2330            mNotificationIcons.setVisibility(v);
2331            mNotificationIcons.startAnimation(loadAnim(anim, null));
2332        }
2333    }
2334
2335    void updateExpandedInvisiblePosition() {
2336        mTrackingPosition = -mDisplayMetrics.heightPixels;
2337    }
2338
2339    static final float saturate(float a) {
2340        return a < 0f ? 0f : (a > 1f ? 1f : a);
2341    }
2342
2343    @Override
2344    protected int getExpandedViewMaxHeight() {
2345        return mDisplayMetrics.heightPixels - mNotificationPanelMarginBottomPx;
2346    }
2347
2348    @Override
2349    public void updateExpandedViewPos(int thingy) {
2350        if (SPEW) Log.v(TAG, "updateExpandedViewPos");
2351
2352        // on larger devices, the notification panel is propped open a bit
2353        mNotificationPanel.setMinimumHeight(
2354                (int)(mNotificationPanelMinHeightFrac * mCurrentDisplaySize.y));
2355
2356        FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) mNotificationPanel.getLayoutParams();
2357        lp.gravity = mNotificationPanelGravity;
2358        lp.setMarginStart(mNotificationPanelMarginPx);
2359        mNotificationPanel.setLayoutParams(lp);
2360
2361        if (mSettingsPanel != null) {
2362            lp = (FrameLayout.LayoutParams) mSettingsPanel.getLayoutParams();
2363            lp.gravity = mSettingsPanelGravity;
2364            lp.setMarginEnd(mNotificationPanelMarginPx);
2365            mSettingsPanel.setLayoutParams(lp);
2366        }
2367
2368        if (ENABLE_HEADS_UP && mHeadsUpNotificationView != null) {
2369            mHeadsUpNotificationView.setMargin(mNotificationPanelMarginPx);
2370            mPile.getLocationOnScreen(mPilePosition);
2371            mHeadsUpVerticalOffset = mPilePosition[1] - mNaturalBarHeight;
2372        }
2373
2374        updateCarrierLabelVisibility(false);
2375    }
2376
2377    // called by makeStatusbar and also by PhoneStatusBarView
2378    void updateDisplaySize() {
2379        mDisplay.getMetrics(mDisplayMetrics);
2380        mDisplay.getSize(mCurrentDisplaySize);
2381        if (DEBUG_GESTURES) {
2382            mGestureRec.tag("display",
2383                    String.format("%dx%d", mDisplayMetrics.widthPixels, mDisplayMetrics.heightPixels));
2384        }
2385    }
2386
2387    private View.OnClickListener mClearButtonListener = new View.OnClickListener() {
2388        public void onClick(View v) {
2389            synchronized (mNotificationData) {
2390                // animate-swipe all dismissable notifications, then animate the shade closed
2391                int numChildren = mPile.getChildCount();
2392
2393                int scrollTop = mScrollView.getScrollY();
2394                int scrollBottom = scrollTop + mScrollView.getHeight();
2395                final ArrayList<View> snapshot = new ArrayList<View>(numChildren);
2396                for (int i=0; i<numChildren; i++) {
2397                    final View child = mPile.getChildAt(i);
2398                    if (mPile.canChildBeDismissed(child) && child.getBottom() > scrollTop &&
2399                            child.getTop() < scrollBottom) {
2400                        snapshot.add(child);
2401                    }
2402                }
2403                if (snapshot.isEmpty()) {
2404                    animateCollapsePanels(CommandQueue.FLAG_EXCLUDE_NONE);
2405                    return;
2406                }
2407                new Thread(new Runnable() {
2408                    @Override
2409                    public void run() {
2410                        // Decrease the delay for every row we animate to give the sense of
2411                        // accelerating the swipes
2412                        final int ROW_DELAY_DECREMENT = 10;
2413                        int currentDelay = 140;
2414                        int totalDelay = 0;
2415
2416                        // Set the shade-animating state to avoid doing other work during
2417                        // all of these animations. In particular, avoid layout and
2418                        // redrawing when collapsing the shade.
2419                        mPile.setViewRemoval(false);
2420
2421                        mPostCollapseCleanup = new Runnable() {
2422                            @Override
2423                            public void run() {
2424                                if (DEBUG) {
2425                                    Log.v(TAG, "running post-collapse cleanup");
2426                                }
2427                                try {
2428                                    mPile.setViewRemoval(true);
2429                                    mBarService.onClearAllNotifications();
2430                                } catch (Exception ex) { }
2431                            }
2432                        };
2433
2434                        View sampleView = snapshot.get(0);
2435                        int width = sampleView.getWidth();
2436                        final int dir = sampleView.isLayoutRtl() ? -1 : +1;
2437                        final int velocity = dir * width * 8; // 1000/8 = 125 ms duration
2438                        for (final View _v : snapshot) {
2439                            mHandler.postDelayed(new Runnable() {
2440                                @Override
2441                                public void run() {
2442                                    mPile.dismissRowAnimated(_v, velocity);
2443                                }
2444                            }, totalDelay);
2445                            currentDelay = Math.max(50, currentDelay - ROW_DELAY_DECREMENT);
2446                            totalDelay += currentDelay;
2447                        }
2448                        // Delay the collapse animation until after all swipe animations have
2449                        // finished. Provide some buffer because there may be some extra delay
2450                        // before actually starting each swipe animation. Ideally, we'd
2451                        // synchronize the end of those animations with the start of the collaps
2452                        // exactly.
2453                        mHandler.postDelayed(new Runnable() {
2454                            @Override
2455                            public void run() {
2456                                animateCollapsePanels(CommandQueue.FLAG_EXCLUDE_NONE);
2457                            }
2458                        }, totalDelay + 225);
2459                    }
2460                }).start();
2461            }
2462        }
2463    };
2464
2465    public void startActivityDismissingKeyguard(Intent intent, boolean onlyProvisioned) {
2466        if (onlyProvisioned && !isDeviceProvisioned()) return;
2467        try {
2468            // Dismiss the lock screen when Settings starts.
2469            ActivityManagerNative.getDefault().dismissKeyguardOnNextActivity();
2470        } catch (RemoteException e) {
2471        }
2472        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
2473        mContext.startActivityAsUser(intent, new UserHandle(UserHandle.USER_CURRENT));
2474        animateCollapsePanels();
2475    }
2476
2477    private View.OnClickListener mSettingsButtonListener = new View.OnClickListener() {
2478        public void onClick(View v) {
2479            if (mHasSettingsPanel) {
2480                animateExpandSettingsPanel();
2481            } else {
2482                startActivityDismissingKeyguard(
2483                        new Intent(android.provider.Settings.ACTION_SETTINGS), true);
2484            }
2485        }
2486    };
2487
2488    private View.OnClickListener mClockClickListener = new View.OnClickListener() {
2489        public void onClick(View v) {
2490            startActivityDismissingKeyguard(
2491                    new Intent(Intent.ACTION_QUICK_CLOCK), true); // have fun, everyone
2492        }
2493    };
2494
2495    private View.OnClickListener mNotificationButtonListener = new View.OnClickListener() {
2496        public void onClick(View v) {
2497            animateExpandNotificationsPanel();
2498        }
2499    };
2500
2501    private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
2502        public void onReceive(Context context, Intent intent) {
2503            if (DEBUG) Log.v(TAG, "onReceive: " + intent);
2504            String action = intent.getAction();
2505            if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) {
2506                int flags = CommandQueue.FLAG_EXCLUDE_NONE;
2507                if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) {
2508                    String reason = intent.getStringExtra("reason");
2509                    if (reason != null && reason.equals(SYSTEM_DIALOG_REASON_RECENT_APPS)) {
2510                        flags |= CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL;
2511                    }
2512                }
2513                animateCollapsePanels(flags);
2514            }
2515            else if (Intent.ACTION_SCREEN_OFF.equals(action)) {
2516                mScreenOn = false;
2517                // no waiting!
2518                makeExpandedInvisible();
2519                notifyNavigationBarScreenOn(false);
2520                notifyHeadsUpScreenOn(false);
2521                finishBarAnimations();
2522            }
2523            else if (Intent.ACTION_SCREEN_ON.equals(action)) {
2524                mScreenOn = true;
2525                // work around problem where mDisplay.getRotation() is not stable while screen is off (bug 7086018)
2526                repositionNavigationBar();
2527                notifyNavigationBarScreenOn(true);
2528            }
2529            else if (ACTION_DEMO.equals(action)) {
2530                Bundle bundle = intent.getExtras();
2531                if (bundle != null) {
2532                    String command = bundle.getString("command", "").trim().toLowerCase();
2533                    if (command.length() > 0) {
2534                        try {
2535                            dispatchDemoCommand(command, bundle);
2536                        } catch (Throwable t) {
2537                            Log.w(TAG, "Error running demo command, intent=" + intent, t);
2538                        }
2539                    }
2540                }
2541            }
2542        }
2543    };
2544
2545    // SystemUIService notifies SystemBars of configuration changes, which then calls down here
2546    @Override
2547    protected void onConfigurationChanged(Configuration newConfig) {
2548        super.onConfigurationChanged(newConfig); // calls refreshLayout
2549
2550        if (DEBUG) {
2551            Log.v(TAG, "configuration changed: " + mContext.getResources().getConfiguration());
2552        }
2553        updateDisplaySize(); // populates mDisplayMetrics
2554
2555        updateResources();
2556        repositionNavigationBar();
2557        updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
2558        updateShowSearchHoldoff();
2559    }
2560
2561    @Override
2562    public void userSwitched(int newUserId) {
2563        if (MULTIUSER_DEBUG) mNotificationPanelDebugText.setText("USER " + newUserId);
2564        animateCollapsePanels();
2565        updateNotificationIcons();
2566        resetUserSetupObserver();
2567    }
2568
2569    private void resetUserSetupObserver() {
2570        mContext.getContentResolver().unregisterContentObserver(mUserSetupObserver);
2571        mUserSetupObserver.onChange(false);
2572        mContext.getContentResolver().registerContentObserver(
2573                Settings.Secure.getUriFor(Settings.Secure.USER_SETUP_COMPLETE), true,
2574                mUserSetupObserver,
2575                mCurrentUserId);
2576    }
2577
2578    private void setHeadsUpVisibility(boolean vis) {
2579        if (!ENABLE_HEADS_UP) return;
2580        if (DEBUG) Log.v(TAG, (vis ? "showing" : "hiding") + " heads up window");
2581        mHeadsUpNotificationView.setVisibility(vis ? View.VISIBLE : View.GONE);
2582        if (!vis) {
2583            if (DEBUG) Log.d(TAG, "setting heads up entry to null");
2584            mInterruptingNotificationEntry = null;
2585        }
2586    }
2587
2588    public void animateHeadsUp(boolean animateInto, float frac) {
2589        if (!ENABLE_HEADS_UP || mHeadsUpNotificationView == null) return;
2590        frac = frac / 0.4f;
2591        frac = frac < 1.0f ? frac : 1.0f;
2592        float alpha = 1.0f - frac;
2593        float offset = mHeadsUpVerticalOffset * frac;
2594        offset = animateInto ? offset : 0f;
2595        mHeadsUpNotificationView.setAlpha(alpha);
2596        mHeadsUpNotificationView.setY(offset);
2597    }
2598
2599    public void onHeadsUpDismissed() {
2600        if (mInterruptingNotificationEntry == null) return;
2601        mHandler.sendEmptyMessage(MSG_HIDE_HEADS_UP);
2602        if (mHeadsUpNotificationView.isClearable()) {
2603            try {
2604                mBarService.onNotificationClear(
2605                        mInterruptingNotificationEntry.notification.getPackageName(),
2606                        mInterruptingNotificationEntry.notification.getTag(),
2607                        mInterruptingNotificationEntry.notification.getId());
2608            } catch (android.os.RemoteException ex) {
2609                // oh well
2610            }
2611        }
2612    }
2613
2614    /**
2615     * Reload some of our resources when the configuration changes.
2616     *
2617     * We don't reload everything when the configuration changes -- we probably
2618     * should, but getting that smooth is tough.  Someday we'll fix that.  In the
2619     * meantime, just update the things that we know change.
2620     */
2621    void updateResources() {
2622        final Context context = mContext;
2623        final Resources res = context.getResources();
2624
2625        if (mClearButton instanceof TextView) {
2626            ((TextView)mClearButton).setText(context.getText(R.string.status_bar_clear_all_button));
2627        }
2628
2629        // Update the QuickSettings container
2630        if (mQS != null) mQS.updateResources();
2631
2632        loadDimens();
2633    }
2634
2635    protected void loadDimens() {
2636        final Resources res = mContext.getResources();
2637
2638        mNaturalBarHeight = res.getDimensionPixelSize(
2639                com.android.internal.R.dimen.status_bar_height);
2640
2641        int newIconSize = res.getDimensionPixelSize(
2642            com.android.internal.R.dimen.status_bar_icon_size);
2643        int newIconHPadding = res.getDimensionPixelSize(
2644            R.dimen.status_bar_icon_padding);
2645
2646        if (newIconHPadding != mIconHPadding || newIconSize != mIconSize) {
2647//            Log.d(TAG, "size=" + newIconSize + " padding=" + newIconHPadding);
2648            mIconHPadding = newIconHPadding;
2649            mIconSize = newIconSize;
2650            //reloadAllNotificationIcons(); // reload the tray
2651        }
2652
2653        mEdgeBorder = res.getDimensionPixelSize(R.dimen.status_bar_edge_ignore);
2654
2655        mSelfExpandVelocityPx = res.getDimension(R.dimen.self_expand_velocity);
2656        mSelfCollapseVelocityPx = res.getDimension(R.dimen.self_collapse_velocity);
2657        mFlingExpandMinVelocityPx = res.getDimension(R.dimen.fling_expand_min_velocity);
2658        mFlingCollapseMinVelocityPx = res.getDimension(R.dimen.fling_collapse_min_velocity);
2659
2660        mCollapseMinDisplayFraction = res.getFraction(R.dimen.collapse_min_display_fraction, 1, 1);
2661        mExpandMinDisplayFraction = res.getFraction(R.dimen.expand_min_display_fraction, 1, 1);
2662
2663        mExpandAccelPx = res.getDimension(R.dimen.expand_accel);
2664        mCollapseAccelPx = res.getDimension(R.dimen.collapse_accel);
2665
2666        mFlingGestureMaxXVelocityPx = res.getDimension(R.dimen.fling_gesture_max_x_velocity);
2667
2668        mFlingGestureMaxOutputVelocityPx = res.getDimension(R.dimen.fling_gesture_max_output_velocity);
2669
2670        mNotificationPanelMarginBottomPx
2671            = (int) res.getDimension(R.dimen.notification_panel_margin_bottom);
2672        mNotificationPanelMarginPx
2673            = (int) res.getDimension(R.dimen.notification_panel_margin_left);
2674        mNotificationPanelGravity = res.getInteger(R.integer.notification_panel_layout_gravity);
2675        if (mNotificationPanelGravity <= 0) {
2676            mNotificationPanelGravity = Gravity.START | Gravity.TOP;
2677        }
2678        mSettingsPanelGravity = res.getInteger(R.integer.settings_panel_layout_gravity);
2679        Log.d(TAG, "mSettingsPanelGravity = " + mSettingsPanelGravity);
2680        if (mSettingsPanelGravity <= 0) {
2681            mSettingsPanelGravity = Gravity.END | Gravity.TOP;
2682        }
2683
2684        mCarrierLabelHeight = res.getDimensionPixelSize(R.dimen.carrier_label_height);
2685        mNotificationHeaderHeight = res.getDimensionPixelSize(R.dimen.notification_panel_header_height);
2686
2687        mNotificationPanelMinHeightFrac = res.getFraction(R.dimen.notification_panel_min_height_frac, 1, 1);
2688        if (mNotificationPanelMinHeightFrac < 0f || mNotificationPanelMinHeightFrac > 1f) {
2689            mNotificationPanelMinHeightFrac = 0f;
2690        }
2691
2692        mHeadsUpNotificationDecay = res.getInteger(R.integer.heads_up_notification_decay);
2693        mRowHeight =  res.getDimensionPixelSize(R.dimen.notification_row_min_height);
2694
2695        if (false) Log.v(TAG, "updateResources");
2696    }
2697
2698    //
2699    // tracing
2700    //
2701
2702    void postStartTracing() {
2703        mHandler.postDelayed(mStartTracing, 3000);
2704    }
2705
2706    void vibrate() {
2707        android.os.Vibrator vib = (android.os.Vibrator)mContext.getSystemService(
2708                Context.VIBRATOR_SERVICE);
2709        vib.vibrate(250);
2710    }
2711
2712    Runnable mStartTracing = new Runnable() {
2713        public void run() {
2714            vibrate();
2715            SystemClock.sleep(250);
2716            Log.d(TAG, "startTracing");
2717            android.os.Debug.startMethodTracing("/data/statusbar-traces/trace");
2718            mHandler.postDelayed(mStopTracing, 10000);
2719        }
2720    };
2721
2722    Runnable mStopTracing = new Runnable() {
2723        public void run() {
2724            android.os.Debug.stopMethodTracing();
2725            Log.d(TAG, "stopTracing");
2726            vibrate();
2727        }
2728    };
2729
2730    @Override
2731    protected void haltTicker() {
2732        mTicker.halt();
2733    }
2734
2735    @Override
2736    protected boolean shouldDisableNavbarGestures() {
2737        return !isDeviceProvisioned()
2738                || mExpandedVisible
2739                || (mDisabled & StatusBarManager.DISABLE_SEARCH) != 0;
2740    }
2741
2742    public void startSettingsActivity(String action) {
2743        if (mQS != null) {
2744            mQS.startSettingsActivity(action);
2745        }
2746    }
2747
2748    private static class FastColorDrawable extends Drawable {
2749        private final int mColor;
2750
2751        public FastColorDrawable(int color) {
2752            mColor = 0xff000000 | color;
2753        }
2754
2755        @Override
2756        public void draw(Canvas canvas) {
2757            canvas.drawColor(mColor, PorterDuff.Mode.SRC);
2758        }
2759
2760        @Override
2761        public void setAlpha(int alpha) {
2762        }
2763
2764        @Override
2765        public void setColorFilter(ColorFilter cf) {
2766        }
2767
2768        @Override
2769        public int getOpacity() {
2770            return PixelFormat.OPAQUE;
2771        }
2772
2773        @Override
2774        public void setBounds(int left, int top, int right, int bottom) {
2775        }
2776
2777        @Override
2778        public void setBounds(Rect bounds) {
2779        }
2780    }
2781
2782    @Override
2783    public void destroy() {
2784        super.destroy();
2785        if (mStatusBarWindow != null) {
2786            mWindowManager.removeViewImmediate(mStatusBarWindow);
2787            mStatusBarWindow = null;
2788        }
2789        if (mNavigationBarView != null) {
2790            mWindowManager.removeViewImmediate(mNavigationBarView);
2791            mNavigationBarView = null;
2792        }
2793        mContext.unregisterReceiver(mBroadcastReceiver);
2794    }
2795
2796    private boolean mDemoModeAllowed;
2797    private boolean mDemoMode;
2798    private DemoStatusIcons mDemoStatusIcons;
2799
2800    @Override
2801    public void dispatchDemoCommand(String command, Bundle args) {
2802        if (!mDemoModeAllowed) {
2803            mDemoModeAllowed = Settings.Global.getInt(mContext.getContentResolver(),
2804                    "sysui_demo_allowed", 0) != 0;
2805        }
2806        if (!mDemoModeAllowed) return;
2807        if (command.equals(COMMAND_ENTER)) {
2808            mDemoMode = true;
2809        } else if (command.equals(COMMAND_EXIT)) {
2810            mDemoMode = false;
2811            checkBarModes();
2812        } else if (!mDemoMode) {
2813            // automatically enter demo mode on first demo command
2814            dispatchDemoCommand(COMMAND_ENTER, new Bundle());
2815        }
2816        boolean modeChange = command.equals(COMMAND_ENTER) || command.equals(COMMAND_EXIT);
2817        if (modeChange || command.equals(COMMAND_CLOCK)) {
2818            dispatchDemoCommandToView(command, args, R.id.clock);
2819        }
2820        if (modeChange || command.equals(COMMAND_BATTERY)) {
2821            dispatchDemoCommandToView(command, args, R.id.battery);
2822        }
2823        if (modeChange || command.equals(COMMAND_STATUS)) {
2824            if (mDemoStatusIcons == null) {
2825                mDemoStatusIcons = new DemoStatusIcons(mStatusIcons, mIconSize);
2826            }
2827            mDemoStatusIcons.dispatchDemoCommand(command, args);
2828        }
2829        if (mNetworkController != null && (modeChange || command.equals(COMMAND_NETWORK))) {
2830            mNetworkController.dispatchDemoCommand(command, args);
2831        }
2832        if (modeChange || command.equals(COMMAND_NOTIFICATIONS)) {
2833            View notifications = mStatusBarView == null ? null
2834                    : mStatusBarView.findViewById(R.id.notification_icon_area);
2835            if (notifications != null) {
2836                String visible = args.getString("visible");
2837                int vis = mDemoMode && "false".equals(visible) ? View.INVISIBLE : View.VISIBLE;
2838                notifications.setVisibility(vis);
2839            }
2840        }
2841        if (command.equals(COMMAND_BARS)) {
2842            String mode = args.getString("mode");
2843            int barMode = "opaque".equals(mode) ? MODE_OPAQUE :
2844                    "translucent".equals(mode) ? MODE_TRANSLUCENT :
2845                    "semi-transparent".equals(mode) ? MODE_SEMI_TRANSPARENT :
2846                    -1;
2847            if (barMode != -1) {
2848                boolean animate = true;
2849                if (mStatusBarView != null) {
2850                    mStatusBarView.getBarTransitions().transitionTo(barMode, animate);
2851                }
2852                if (mNavigationBarView != null) {
2853                    mNavigationBarView.getBarTransitions().transitionTo(barMode, animate);
2854                }
2855            }
2856        }
2857    }
2858
2859    private void dispatchDemoCommandToView(String command, Bundle args, int id) {
2860        if (mStatusBarView == null) return;
2861        View v = mStatusBarView.findViewById(id);
2862        if (v instanceof DemoMode) {
2863            ((DemoMode)v).dispatchDemoCommand(command, args);
2864        }
2865    }
2866}
2867