PhoneStatusBar.java revision e5011a3ad4186a39f07bd155784a0b3eba404274 
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 android.animation.Animator;
20import android.animation.Animator.AnimatorListener;
21import android.animation.AnimatorListenerAdapter;
22import android.animation.AnimatorSet;
23import android.animation.ObjectAnimator;
24import android.app.ActivityManager;
25import android.app.ActivityManagerNative;
26import android.app.Dialog;
27import android.app.KeyguardManager;
28import android.app.Notification;
29import android.app.PendingIntent;
30import android.app.StatusBarManager;
31import android.content.BroadcastReceiver;
32import android.content.Context;
33import android.content.Intent;
34import android.content.IntentFilter;
35import android.content.res.Configuration;
36import android.content.res.Resources;
37import android.graphics.Canvas;
38import android.graphics.ColorFilter;
39import android.graphics.PixelFormat;
40import android.graphics.PorterDuff;
41import android.graphics.Rect;
42import android.graphics.drawable.Drawable;
43import android.graphics.drawable.NinePatchDrawable;
44import android.inputmethodservice.InputMethodService;
45import android.os.IBinder;
46import android.os.Message;
47import android.os.RemoteException;
48import android.os.ServiceManager;
49import android.os.SystemClock;
50import android.provider.Settings;
51import android.util.DisplayMetrics;
52import android.util.Log;
53import android.util.Slog;
54import android.view.Choreographer;
55import android.view.Display;
56import android.view.Gravity;
57import android.view.IWindowManager;
58import android.view.KeyEvent;
59import android.view.MotionEvent;
60import android.view.VelocityTracker;
61import android.view.View;
62import android.view.ViewGroup;
63import android.view.ViewGroup.LayoutParams;
64import android.view.WindowManager;
65import android.view.WindowManagerImpl;
66import android.view.animation.AccelerateInterpolator;
67import android.view.animation.Animation;
68import android.view.animation.AnimationUtils;
69import android.view.animation.DecelerateInterpolator;
70import android.widget.FrameLayout;
71import android.widget.ImageView;
72import android.widget.LinearLayout;
73import android.widget.ScrollView;
74import android.widget.TextView;
75import com.android.internal.statusbar.StatusBarIcon;
76import com.android.internal.statusbar.StatusBarNotification;
77import com.android.systemui.R;
78import com.android.systemui.recent.RecentTasksLoader;
79import com.android.systemui.statusbar.BaseStatusBar;
80import com.android.systemui.statusbar.NotificationData;
81import com.android.systemui.statusbar.NotificationData.Entry;
82import com.android.systemui.statusbar.CommandQueue;
83import com.android.systemui.statusbar.RotationToggle;
84import com.android.systemui.statusbar.SignalClusterView;
85import com.android.systemui.statusbar.StatusBarIconView;
86import com.android.systemui.statusbar.policy.BatteryController;
87import com.android.systemui.statusbar.policy.DateView;
88import com.android.systemui.statusbar.policy.IntruderAlertView;
89import com.android.systemui.statusbar.policy.LocationController;
90import com.android.systemui.statusbar.policy.OnSizeChangedListener;
91import com.android.systemui.statusbar.policy.NetworkController;
92import com.android.systemui.statusbar.policy.NotificationRowLayout;
93
94import java.io.FileDescriptor;
95import java.io.PrintWriter;
96import java.util.ArrayList;
97
98public class PhoneStatusBar extends BaseStatusBar {
99    static final String TAG = "PhoneStatusBar";
100    public static final boolean DEBUG = false;
101    public static final boolean SPEW = DEBUG;
102    public static final boolean DUMPTRUCK = true; // extra dumpsys info
103
104    // additional instrumentation for testing purposes; intended to be left on during development
105    public static final boolean CHATTY = DEBUG;
106
107    public static final String ACTION_STATUSBAR_START
108            = "com.android.internal.policy.statusbar.START";
109
110    private static final boolean DIM_BEHIND_EXPANDED_PANEL = true;
111    private static final boolean SHOW_CARRIER_LABEL = true;
112
113    private static final int MSG_OPEN_NOTIFICATION_PANEL = 1000;
114    private static final int MSG_CLOSE_NOTIFICATION_PANEL = 1001;
115    // 1020-1030 reserved for BaseStatusBar
116
117    // will likely move to a resource or other tunable param at some point
118    private static final int INTRUDER_ALERT_DECAY_MS = 0; // disabled, was 10000;
119
120    private static final boolean CLOSE_PANEL_WHEN_EMPTIED = true;
121
122    private static final int NOTIFICATION_PRIORITY_MULTIPLIER = 10; // see NotificationManagerService
123    private static final int HIDE_ICONS_BELOW_SCORE = Notification.PRIORITY_LOW * NOTIFICATION_PRIORITY_MULTIPLIER;
124
125    // fling gesture tuning parameters, scaled to display density
126    private float mSelfExpandVelocityPx; // classic value: 2000px/s
127    private float mSelfCollapseVelocityPx; // classic value: 2000px/s (will be negated to collapse "up")
128    private float mFlingExpandMinVelocityPx; // classic value: 200px/s
129    private float mFlingCollapseMinVelocityPx; // classic value: 200px/s
130    private float mCollapseMinDisplayFraction; // classic value: 0.08 (25px/min(320px,480px) on G1)
131    private float mExpandMinDisplayFraction; // classic value: 0.5 (drag open halfway to expand)
132    private float mFlingGestureMaxXVelocityPx; // classic value: 150px/s
133
134    private float mExpandAccelPx; // classic value: 2000px/s/s
135    private float mCollapseAccelPx; // classic value: 2000px/s/s (will be negated to collapse "up")
136
137    private float mFlingGestureMaxOutputVelocityPx; // how fast can it really go? (should be a little
138                                                    // faster than mSelfCollapseVelocityPx)
139
140    PhoneStatusBarPolicy mIconPolicy;
141
142    // These are no longer handled by the policy, because we need custom strategies for them
143    BatteryController mBatteryController;
144    LocationController mLocationController;
145    NetworkController mNetworkController;
146
147    int mNaturalBarHeight = -1;
148    int mIconSize = -1;
149    int mIconHPadding = -1;
150    Display mDisplay;
151
152    IWindowManager mWindowManager;
153
154    StatusBarWindowView mStatusBarWindow;
155    PhoneStatusBarView mStatusBarView;
156
157    int mPixelFormat;
158    Object mQueueLock = new Object();
159
160    // icons
161    LinearLayout mIcons;
162    IconMerger mNotificationIcons;
163    View mMoreIcon;
164    LinearLayout mStatusIcons;
165
166    // expanded notifications
167    View mNotificationPanel; // the sliding/resizing panel within the notification window
168    ScrollView mScrollView;
169    View mExpandedContents;
170    int mNotificationPanelMarginBottomPx, mNotificationPanelMarginLeftPx;
171    int mNotificationPanelGravity;
172    int mNotificationPanelMinHeight;
173
174    // top bar
175    View mClearButton;
176    View mSettingsButton;
177    RotationToggle mRotationButton;
178
179    // carrier/wifi label
180    private TextView mCarrierLabel;
181    private boolean mCarrierLabelVisible = false;
182    private int mCarrierLabelHeight;
183
184    // drag bar
185    CloseDragHandle mCloseView;
186    private int mCloseViewHeight;
187
188    // position
189    int[] mPositionTmp = new int[2];
190    boolean mExpanded;
191    boolean mExpandedVisible;
192
193    // the date view
194    DateView mDateView;
195
196    // for immersive activities
197    private IntruderAlertView mIntruderAlertView;
198
199    // on-screen navigation buttons
200    private NavigationBarView mNavigationBarView = null;
201
202    // the tracker view
203    int mTrackingPosition; // the position of the top of the tracking view.
204    private boolean mPanelSlightlyVisible;
205
206    // ticker
207    private Ticker mTicker;
208    private View mTickerView;
209    private boolean mTicking;
210
211    // Tracking finger for opening/closing.
212    int mEdgeBorder; // corresponds to R.dimen.status_bar_edge_ignore
213    boolean mTracking;
214    VelocityTracker mVelocityTracker;
215
216    Choreographer mChoreographer;
217    boolean mAnimating;
218    boolean mClosing; // only valid when mAnimating; indicates the initial acceleration
219    float mAnimY;
220    float mAnimVel;
221    float mAnimAccel;
222    long mAnimLastTimeNanos;
223    boolean mAnimatingReveal = false;
224    int mViewDelta;
225    float mFlingVelocity;
226    int mFlingY;
227    int[] mAbsPos = new int[2];
228    Runnable mPostCollapseCleanup = null;
229
230    private AnimatorSet mLightsOutAnimation;
231    private AnimatorSet mLightsOnAnimation;
232
233    // for disabling the status bar
234    int mDisabled = 0;
235
236    // tracking calls to View.setSystemUiVisibility()
237    int mSystemUiVisibility = View.SYSTEM_UI_FLAG_VISIBLE;
238
239    DisplayMetrics mDisplayMetrics = new DisplayMetrics();
240
241    private int mNavigationIconHints = 0;
242    private final Animator.AnimatorListener mMakeIconsInvisible = new AnimatorListenerAdapter() {
243        @Override
244        public void onAnimationEnd(Animator animation) {
245            // double-check to avoid races
246            if (mIcons.getAlpha() == 0) {
247                Slog.d(TAG, "makeIconsInvisible");
248                mIcons.setVisibility(View.INVISIBLE);
249            }
250        }
251    };
252
253    private final Runnable mStartRevealAnimation = new Runnable() {
254        @Override
255        public void run() {
256            mAnimAccel = mExpandAccelPx;
257            mAnimVel = mFlingExpandMinVelocityPx;
258            mAnimY = getStatusBarHeight();
259            updateExpandedViewPos((int)mAnimY);
260
261            mAnimating = true;
262            mAnimatingReveal = true;
263            resetLastAnimTime();
264            mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
265                mAnimationCallback, null);
266            mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
267                mRevealAnimationCallback, null);
268            mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
269                mRevealAnimationCallback, null);
270        }
271    };
272
273    private final Runnable mPerformFling = new Runnable() {
274        @Override
275        public void run() {
276            performFling(mFlingY + mViewDelta, mFlingVelocity, false);
277        }
278    };
279
280    private class ExpandedDialog extends Dialog {
281        ExpandedDialog(Context context) {
282            super(context, com.android.internal.R.style.Theme_Translucent_NoTitleBar);
283        }
284
285        @Override
286        public boolean dispatchKeyEvent(KeyEvent event) {
287            boolean down = event.getAction() == KeyEvent.ACTION_DOWN;
288            switch (event.getKeyCode()) {
289            case KeyEvent.KEYCODE_BACK:
290                if (!down) {
291                    animateCollapse();
292                }
293                return true;
294            }
295            return super.dispatchKeyEvent(event);
296        }
297    }
298
299    @Override
300    public void start() {
301        mDisplay = ((WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE))
302                .getDefaultDisplay();
303
304        mWindowManager = IWindowManager.Stub.asInterface(
305                ServiceManager.getService(Context.WINDOW_SERVICE));
306
307        super.start(); // calls createAndAddWindows()
308
309        addNavigationBar();
310
311        if (ENABLE_INTRUDERS) addIntruderView();
312
313        // Lastly, call to the icon policy to install/update all the icons.
314        mIconPolicy = new PhoneStatusBarPolicy(mContext);
315    }
316
317    // ================================================================================
318    // Constructing the view
319    // ================================================================================
320    protected PhoneStatusBarView makeStatusBarView() {
321        final Context context = mContext;
322
323        Resources res = context.getResources();
324
325        updateDisplaySize(); // populates mDisplayMetrics
326        loadDimens();
327
328        mIconSize = res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_icon_size);
329
330        mStatusBarWindow = (StatusBarWindowView) View.inflate(context,
331                R.layout.super_status_bar, null);
332        if (DEBUG) {
333            mStatusBarWindow.setBackgroundColor(0x6000FF80);
334        }
335        mStatusBarWindow.mService = this;
336        mStatusBarWindow.setOnTouchListener(new View.OnTouchListener() {
337            @Override
338            public boolean onTouch(View v, MotionEvent event) {
339                if (event.getAction() == MotionEvent.ACTION_DOWN) {
340                    if (mExpanded && !mAnimating) {
341                        animateCollapse();
342                    }
343                }
344                return mStatusBarWindow.onTouchEvent(event);
345            }});
346
347        mStatusBarView = (PhoneStatusBarView) mStatusBarWindow.findViewById(R.id.status_bar);
348        mNotificationPanel = mStatusBarWindow.findViewById(R.id.notification_panel);
349        // don't allow clicks on the panel to pass through to the background where they will cause the panel to close
350        mNotificationPanel.setOnTouchListener(new View.OnTouchListener() {
351            @Override
352            public boolean onTouch(View v, MotionEvent event) {
353                return true;
354            }
355        });
356        mNotificationPanel.setSystemUiVisibility(
357                  View.STATUS_BAR_DISABLE_NOTIFICATION_TICKER
358                | View.STATUS_BAR_DISABLE_SYSTEM_INFO);
359
360        if (!ActivityManager.isHighEndGfx(mDisplay)) {
361            mStatusBarWindow.setBackground(null);
362            mNotificationPanel.setBackground(new FastColorDrawable(context.getResources().getColor(
363                    R.color.notification_panel_solid_background)));
364        }
365        if (ENABLE_INTRUDERS) {
366            mIntruderAlertView = (IntruderAlertView) View.inflate(context, R.layout.intruder_alert, null);
367            mIntruderAlertView.setVisibility(View.GONE);
368            mIntruderAlertView.setBar(this);
369        }
370
371        mStatusBarView.mService = this;
372
373        mChoreographer = Choreographer.getInstance();
374
375        try {
376            boolean showNav = mWindowManager.hasNavigationBar();
377            if (DEBUG) Slog.v(TAG, "hasNavigationBar=" + showNav);
378            if (showNav) {
379                mNavigationBarView =
380                    (NavigationBarView) View.inflate(context, R.layout.navigation_bar, null);
381
382                mNavigationBarView.setDisabledFlags(mDisabled);
383                mNavigationBarView.setBar(this);
384            }
385        } catch (RemoteException ex) {
386            // no window manager? good luck with that
387        }
388
389        // figure out which pixel-format to use for the status bar.
390        mPixelFormat = PixelFormat.OPAQUE;
391        mStatusIcons = (LinearLayout)mStatusBarView.findViewById(R.id.statusIcons);
392        mNotificationIcons = (IconMerger)mStatusBarView.findViewById(R.id.notificationIcons);
393        mNotificationIcons.setOverflowIndicator(mMoreIcon);
394        mIcons = (LinearLayout)mStatusBarView.findViewById(R.id.icons);
395        mTickerView = mStatusBarView.findViewById(R.id.ticker);
396
397        mPile = (NotificationRowLayout)mStatusBarWindow.findViewById(R.id.latestItems);
398        mPile.setLayoutTransitionsEnabled(false);
399        mPile.setLongPressListener(getNotificationLongClicker());
400        if (SHOW_CARRIER_LABEL) {
401            mPile.setOnSizeChangedListener(new OnSizeChangedListener() {
402                @Override
403                public void onSizeChanged(View view, int w, int h, int oldw, int oldh) {
404                    updateCarrierLabelVisibility(false);
405                }
406            });
407        }
408        mExpandedContents = mPile; // was: expanded.findViewById(R.id.notificationLinearLayout);
409
410        mClearButton = mStatusBarWindow.findViewById(R.id.clear_all_button);
411        mClearButton.setOnClickListener(mClearButtonListener);
412        mClearButton.setAlpha(0f);
413        mClearButton.setVisibility(View.INVISIBLE);
414        mClearButton.setEnabled(false);
415        mDateView = (DateView)mStatusBarWindow.findViewById(R.id.date);
416        mSettingsButton = mStatusBarWindow.findViewById(R.id.settings_button);
417        mSettingsButton.setOnClickListener(mSettingsButtonListener);
418        mRotationButton = (RotationToggle) mStatusBarWindow.findViewById(R.id.rotation_lock_button);
419
420        mCarrierLabel = (TextView)mStatusBarWindow.findViewById(R.id.carrier_label);
421        mCarrierLabel.setVisibility(mCarrierLabelVisible ? View.VISIBLE : View.INVISIBLE);
422
423        mScrollView = (ScrollView)mStatusBarWindow.findViewById(R.id.scroll);
424        mScrollView.setVerticalScrollBarEnabled(false); // less drawing during pulldowns
425
426        mTicker = new MyTicker(context, mStatusBarView);
427
428        TickerView tickerView = (TickerView)mStatusBarView.findViewById(R.id.tickerText);
429        tickerView.mTicker = mTicker;
430
431        mCloseView = (CloseDragHandle)mStatusBarWindow.findViewById(R.id.close);
432        mCloseView.mService = this;
433        mCloseViewHeight = res.getDimensionPixelSize(R.dimen.close_handle_height);
434
435        mEdgeBorder = res.getDimensionPixelSize(R.dimen.status_bar_edge_ignore);
436
437        // set the inital view visibility
438        setAreThereNotifications();
439
440        // Other icons
441        mLocationController = new LocationController(mContext); // will post a notification
442        mBatteryController = new BatteryController(mContext);
443        mBatteryController.addIconView((ImageView)mStatusBarView.findViewById(R.id.battery));
444        mNetworkController = new NetworkController(mContext);
445        final SignalClusterView signalCluster =
446                (SignalClusterView)mStatusBarView.findViewById(R.id.signal_cluster);
447
448        mNetworkController.addSignalCluster(signalCluster);
449        signalCluster.setNetworkController(mNetworkController);
450
451        // for wifi-only devices, we show SSID; otherwise, we show PLMN
452        if (mNetworkController.hasMobileDataFeature()) {
453            mNetworkController.addMobileLabelView(mCarrierLabel);
454        } else {
455            mNetworkController.addWifiLabelView(mCarrierLabel);
456        }
457
458//        final ImageView wimaxRSSI =
459//                (ImageView)sb.findViewById(R.id.wimax_signal);
460//        if (wimaxRSSI != null) {
461//            mNetworkController.addWimaxIconView(wimaxRSSI);
462//        }
463        // Recents Panel
464        mRecentTasksLoader = new RecentTasksLoader(context);
465        updateRecentsPanel();
466
467        // receive broadcasts
468        IntentFilter filter = new IntentFilter();
469        filter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
470        filter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
471        filter.addAction(Intent.ACTION_SCREEN_OFF);
472        context.registerReceiver(mBroadcastReceiver, filter);
473
474        return mStatusBarView;
475    }
476
477    @Override
478    protected WindowManager.LayoutParams getRecentsLayoutParams(LayoutParams layoutParams) {
479        boolean opaque = false;
480        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
481                layoutParams.width,
482                layoutParams.height,
483                WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL,
484                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
485                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
486                | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
487                (opaque ? PixelFormat.OPAQUE : PixelFormat.TRANSLUCENT));
488        if (ActivityManager.isHighEndGfx(mDisplay)) {
489            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
490        } else {
491            lp.flags |= WindowManager.LayoutParams.FLAG_DIM_BEHIND;
492            lp.dimAmount = 0.75f;
493        }
494        lp.gravity = Gravity.BOTTOM | Gravity.LEFT;
495        lp.setTitle("RecentsPanel");
496        lp.windowAnimations = com.android.internal.R.style.Animation_RecentApplications;
497        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
498        | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
499        return lp;
500    }
501
502    @Override
503    protected WindowManager.LayoutParams getSearchLayoutParams(LayoutParams layoutParams) {
504        boolean opaque = false;
505        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
506                LayoutParams.MATCH_PARENT,
507                LayoutParams.MATCH_PARENT,
508                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
509                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
510                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
511                | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
512                (opaque ? PixelFormat.OPAQUE : PixelFormat.TRANSLUCENT));
513        if (ActivityManager.isHighEndGfx(mDisplay)) {
514            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
515        }
516        lp.gravity = Gravity.BOTTOM | Gravity.LEFT;
517        lp.setTitle("SearchPanel");
518        // TODO: Define custom animation for Search panel
519        lp.windowAnimations = com.android.internal.R.style.Animation_RecentApplications;
520        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
521        | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
522        return lp;
523    }
524
525    protected void updateRecentsPanel() {
526        super.updateRecentsPanel(R.layout.status_bar_recent_panel);
527        // Make .03 alpha the minimum so you always see the item a bit-- slightly below
528        // .03, the item disappears entirely (as if alpha = 0) and that discontinuity looks
529        // a bit jarring
530        mRecentsPanel.setMinSwipeAlpha(0.03f);
531        if (mNavigationBarView != null) {
532            mNavigationBarView.getRecentsButton().setOnTouchListener(mRecentsPanel);
533        }
534    }
535
536    @Override
537    protected void updateSearchPanel() {
538        super.updateSearchPanel();
539        mSearchPanelView.setStatusBarView(mNavigationBarView);
540        mNavigationBarView.setDelegateView(mSearchPanelView);
541    }
542
543    @Override
544    public void showSearchPanel() {
545        super.showSearchPanel();
546        WindowManager.LayoutParams lp =
547            (android.view.WindowManager.LayoutParams) mNavigationBarView.getLayoutParams();
548        lp.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
549        WindowManagerImpl.getDefault().updateViewLayout(mNavigationBarView, lp);
550    }
551
552    @Override
553    public void hideSearchPanel() {
554        super.hideSearchPanel();
555        WindowManager.LayoutParams lp =
556            (android.view.WindowManager.LayoutParams) mNavigationBarView.getLayoutParams();
557        lp.flags |= WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
558        WindowManagerImpl.getDefault().updateViewLayout(mNavigationBarView, lp);
559    }
560
561    protected int getStatusBarGravity() {
562        return Gravity.TOP | Gravity.FILL_HORIZONTAL;
563    }
564
565    public int getStatusBarHeight() {
566        if (mNaturalBarHeight < 0) {
567            final Resources res = mContext.getResources();
568            mNaturalBarHeight =
569                    res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
570        }
571        return mNaturalBarHeight;
572    }
573
574    private int getCloseViewHeight() {
575        return mCloseViewHeight;
576    }
577
578    private View.OnClickListener mRecentsClickListener = new View.OnClickListener() {
579        public void onClick(View v) {
580            toggleRecentApps();
581        }
582    };
583
584    private int mShowSearchHoldoff = 0;
585    private Runnable mShowSearchPanel = new Runnable() {
586        public void run() {
587            showSearchPanel();
588        }
589    };
590
591    View.OnTouchListener mHomeSearchActionListener = new View.OnTouchListener() {
592        public boolean onTouch(View v, MotionEvent event) {
593            switch(event.getAction()) {
594            case MotionEvent.ACTION_DOWN:
595                if (!shouldDisableNavbarGestures()) {
596                    mHandler.removeCallbacks(mShowSearchPanel);
597                    mHandler.postDelayed(mShowSearchPanel, mShowSearchHoldoff);
598                }
599            break;
600
601            case MotionEvent.ACTION_UP:
602            case MotionEvent.ACTION_CANCEL:
603                mHandler.removeCallbacks(mShowSearchPanel);
604            break;
605        }
606        return false;
607        }
608    };
609
610    private void prepareNavigationBarView() {
611        mNavigationBarView.reorient();
612
613        mNavigationBarView.getRecentsButton().setOnClickListener(mRecentsClickListener);
614        mNavigationBarView.getRecentsButton().setOnTouchListener(mRecentsPanel);
615        mNavigationBarView.getHomeButton().setOnTouchListener(mHomeSearchActionListener);
616        updateSearchPanel();
617    }
618
619    // For small-screen devices (read: phones) that lack hardware navigation buttons
620    private void addNavigationBar() {
621        if (DEBUG) Slog.v(TAG, "addNavigationBar: about to add " + mNavigationBarView);
622        if (mNavigationBarView == null) return;
623
624        prepareNavigationBarView();
625
626        WindowManagerImpl.getDefault().addView(
627                mNavigationBarView, getNavigationBarLayoutParams());
628    }
629
630    private void repositionNavigationBar() {
631        if (mNavigationBarView == null) return;
632
633        prepareNavigationBarView();
634
635        WindowManagerImpl.getDefault().updateViewLayout(
636                mNavigationBarView, getNavigationBarLayoutParams());
637    }
638
639    private WindowManager.LayoutParams getNavigationBarLayoutParams() {
640        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
641                LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT,
642                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR,
643                    0
644                    | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
645                    | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
646                    | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
647                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
648                PixelFormat.OPAQUE);
649        // this will allow the navbar to run in an overlay on devices that support this
650        if (ActivityManager.isHighEndGfx(mDisplay)) {
651            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
652        }
653
654        lp.setTitle("NavigationBar");
655        lp.windowAnimations = 0;
656
657        return lp;
658    }
659
660    private void addIntruderView() {
661        final int height = getStatusBarHeight();
662
663        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
664                ViewGroup.LayoutParams.MATCH_PARENT,
665                ViewGroup.LayoutParams.WRAP_CONTENT,
666                WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL, // above the status bar!
667                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
668                    | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS
669                    | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
670                    | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
671                    | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
672                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
673                PixelFormat.TRANSLUCENT);
674        lp.gravity = Gravity.TOP | Gravity.FILL_HORIZONTAL;
675        //lp.y += height * 1.5; // FIXME
676        lp.setTitle("IntruderAlert");
677        lp.packageName = mContext.getPackageName();
678        lp.windowAnimations = R.style.Animation_StatusBar_IntruderAlert;
679
680        WindowManagerImpl.getDefault().addView(mIntruderAlertView, lp);
681    }
682
683    public void addIcon(String slot, int index, int viewIndex, StatusBarIcon icon) {
684        if (SPEW) Slog.d(TAG, "addIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex
685                + " icon=" + icon);
686        StatusBarIconView view = new StatusBarIconView(mContext, slot, null);
687        view.set(icon);
688        mStatusIcons.addView(view, viewIndex, new LinearLayout.LayoutParams(mIconSize, mIconSize));
689    }
690
691    public void updateIcon(String slot, int index, int viewIndex,
692            StatusBarIcon old, StatusBarIcon icon) {
693        if (SPEW) Slog.d(TAG, "updateIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex
694                + " old=" + old + " icon=" + icon);
695        StatusBarIconView view = (StatusBarIconView)mStatusIcons.getChildAt(viewIndex);
696        view.set(icon);
697    }
698
699    public void removeIcon(String slot, int index, int viewIndex) {
700        if (SPEW) Slog.d(TAG, "removeIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex);
701        mStatusIcons.removeViewAt(viewIndex);
702    }
703
704    public void addNotification(IBinder key, StatusBarNotification notification) {
705        /* if (DEBUG) */ Slog.d(TAG, "addNotification score=" + notification.score);
706        StatusBarIconView iconView = addNotificationViews(key, notification);
707        if (iconView == null) return;
708
709        boolean immersive = false;
710        try {
711            immersive = ActivityManagerNative.getDefault().isTopActivityImmersive();
712            if (DEBUG) {
713                Slog.d(TAG, "Top activity is " + (immersive?"immersive":"not immersive"));
714            }
715        } catch (RemoteException ex) {
716        }
717
718        /*
719         * DISABLED due to missing API
720        if (ENABLE_INTRUDERS && (
721                   // TODO(dsandler): Only if the screen is on
722                notification.notification.intruderView != null)) {
723            Slog.d(TAG, "Presenting high-priority notification");
724            // special new transient ticker mode
725            // 1. Populate mIntruderAlertView
726
727            if (notification.notification.intruderView == null) {
728                Slog.e(TAG, notification.notification.toString() + " wanted to intrude but intruderView was null");
729                return;
730            }
731
732            // bind the click event to the content area
733            PendingIntent contentIntent = notification.notification.contentIntent;
734            final View.OnClickListener listener = (contentIntent != null)
735                    ? new NotificationClicker(contentIntent,
736                            notification.pkg, notification.tag, notification.id)
737                    : null;
738
739            mIntruderAlertView.applyIntruderContent(notification.notification.intruderView, listener);
740
741            mCurrentlyIntrudingNotification = notification;
742
743            // 2. Animate mIntruderAlertView in
744            mHandler.sendEmptyMessage(MSG_SHOW_INTRUDER);
745
746            // 3. Set alarm to age the notification off (TODO)
747            mHandler.removeMessages(MSG_HIDE_INTRUDER);
748            if (INTRUDER_ALERT_DECAY_MS > 0) {
749                mHandler.sendEmptyMessageDelayed(MSG_HIDE_INTRUDER, INTRUDER_ALERT_DECAY_MS);
750            }
751        } else
752         */
753
754        if (notification.notification.fullScreenIntent != null) {
755            // not immersive & a full-screen alert should be shown
756            Slog.d(TAG, "Notification has fullScreenIntent; sending fullScreenIntent");
757            try {
758                notification.notification.fullScreenIntent.send();
759            } catch (PendingIntent.CanceledException e) {
760            }
761        } else {
762            // usual case: status bar visible & not immersive
763
764            // show the ticker if there isn't an intruder too
765            if (mCurrentlyIntrudingNotification == null) {
766                tick(null, notification, true);
767            }
768        }
769
770        // Recalculate the position of the sliding windows and the titles.
771        setAreThereNotifications();
772        updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
773    }
774
775    public void removeNotification(IBinder key) {
776        StatusBarNotification old = removeNotificationViews(key);
777        if (SPEW) Slog.d(TAG, "removeNotification key=" + key + " old=" + old);
778
779        if (old != null) {
780            // Cancel the ticker if it's still running
781            mTicker.removeEntry(old);
782
783            // Recalculate the position of the sliding windows and the titles.
784            updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
785
786            if (ENABLE_INTRUDERS && old == mCurrentlyIntrudingNotification) {
787                mHandler.sendEmptyMessage(MSG_HIDE_INTRUDER);
788            }
789
790            if (CLOSE_PANEL_WHEN_EMPTIED && mNotificationData.size() == 0 && !mAnimating) {
791                animateCollapse();
792            }
793        }
794
795        setAreThereNotifications();
796    }
797
798    @Override
799    protected void onConfigurationChanged(Configuration newConfig) {
800        updateRecentsPanel();
801        mShowSearchHoldoff  = mContext.getResources().getInteger(
802                R.integer.config_show_search_delay);
803    }
804
805    private void loadNotificationShade() {
806        if (mPile == null) return;
807
808        int N = mNotificationData.size();
809
810        ArrayList<View> toShow = new ArrayList<View>();
811
812        final boolean provisioned = isDeviceProvisioned();
813        // If the device hasn't been through Setup, we only show system notifications
814        for (int i=0; i<N; i++) {
815            Entry ent = mNotificationData.get(N-i-1);
816            if (provisioned || "android".equals(ent.notification.pkg)) {
817                toShow.add(ent.row);
818            }
819        }
820
821        ArrayList<View> toRemove = new ArrayList<View>();
822        for (int i=0; i<mPile.getChildCount(); i++) {
823            View child = mPile.getChildAt(i);
824            if (!toShow.contains(child)) {
825                toRemove.add(child);
826            }
827        }
828
829        for (View remove : toRemove) {
830            mPile.removeView(remove);
831        }
832
833        for (int i=0; i<toShow.size(); i++) {
834            View v = toShow.get(i);
835            if (v.getParent() == null) {
836                mPile.addView(v, i);
837            }
838        }
839
840        mSettingsButton.setEnabled(isDeviceProvisioned());
841    }
842
843    private void reloadAllNotificationIcons() {
844        if (mNotificationIcons == null) return;
845        mNotificationIcons.removeAllViews();
846        updateNotificationIcons();
847    }
848
849    @Override
850    protected void updateNotificationIcons() {
851        if (mNotificationIcons == null) return;
852
853        loadNotificationShade();
854
855        final LinearLayout.LayoutParams params
856            = new LinearLayout.LayoutParams(mIconSize + 2*mIconHPadding, mNaturalBarHeight);
857
858        int N = mNotificationData.size();
859
860        if (DEBUG) {
861            Slog.d(TAG, "refreshing icons: " + N + " notifications, mNotificationIcons=" + mNotificationIcons);
862        }
863
864        ArrayList<View> toShow = new ArrayList<View>();
865
866        final boolean provisioned = isDeviceProvisioned();
867        // If the device hasn't been through Setup, we only show system notifications
868        for (int i=0; i<N; i++) {
869            Entry ent = mNotificationData.get(N-i-1);
870            if ((provisioned && ent.notification.score >= HIDE_ICONS_BELOW_SCORE)
871                    || "android".equals(ent.notification.pkg)) {
872                toShow.add(ent.icon);
873            }
874        }
875
876        ArrayList<View> toRemove = new ArrayList<View>();
877        for (int i=0; i<mNotificationIcons.getChildCount(); i++) {
878            View child = mNotificationIcons.getChildAt(i);
879            if (!toShow.contains(child)) {
880                toRemove.add(child);
881            }
882        }
883
884        for (View remove : toRemove) {
885            mNotificationIcons.removeView(remove);
886        }
887
888        for (int i=0; i<toShow.size(); i++) {
889            View v = toShow.get(i);
890            if (v.getParent() == null) {
891                mNotificationIcons.addView(v, i, params);
892            }
893        }
894    }
895
896    protected void updateCarrierLabelVisibility(boolean force) {
897        if (!SHOW_CARRIER_LABEL) return;
898        // The idea here is to only show the carrier label when there is enough room to see it,
899        // i.e. when there aren't enough notifications to fill the panel.
900        if (DEBUG) {
901            Slog.d(TAG, String.format("pileh=%d scrollh=%d carrierh=%d",
902                    mPile.getHeight(), mScrollView.getHeight(), mCarrierLabelHeight));
903        }
904
905        final boolean makeVisible =
906            mPile.getHeight() < (mScrollView.getHeight() - mCarrierLabelHeight);
907
908        if (force || mCarrierLabelVisible != makeVisible) {
909            mCarrierLabelVisible = makeVisible;
910            if (DEBUG) {
911                Slog.d(TAG, "making carrier label " + (makeVisible?"visible":"invisible"));
912            }
913            mCarrierLabel.animate().cancel();
914            if (makeVisible) {
915                mCarrierLabel.setVisibility(View.VISIBLE);
916            }
917            mCarrierLabel.animate()
918                .alpha(makeVisible ? 1f : 0f)
919                //.setStartDelay(makeVisible ? 500 : 0)
920                //.setDuration(makeVisible ? 750 : 100)
921                .setDuration(150)
922                .setListener(makeVisible ? null : new AnimatorListenerAdapter() {
923                    @Override
924                    public void onAnimationEnd(Animator animation) {
925                        if (!mCarrierLabelVisible) { // race
926                            mCarrierLabel.setVisibility(View.INVISIBLE);
927                            mCarrierLabel.setAlpha(0f);
928                        }
929                    }
930                })
931                .start();
932        }
933    }
934
935    @Override
936    protected void setAreThereNotifications() {
937        final boolean any = mNotificationData.size() > 0;
938
939        final boolean clearable = any && mNotificationData.hasClearableItems();
940
941        if (DEBUG) {
942            Slog.d(TAG, "setAreThereNotifications: N=" + mNotificationData.size()
943                    + " any=" + any + " clearable=" + clearable);
944        }
945
946        if (mClearButton.isShown()) {
947            if (clearable != (mClearButton.getAlpha() == 1.0f)) {
948                ObjectAnimator clearAnimation = ObjectAnimator.ofFloat(
949                        mClearButton, "alpha", clearable ? 1.0f : 0.0f).setDuration(250);
950                clearAnimation.addListener(new AnimatorListenerAdapter() {
951                    @Override
952                    public void onAnimationEnd(Animator animation) {
953                        if (mClearButton.getAlpha() <= 0.0f) {
954                            mClearButton.setVisibility(View.INVISIBLE);
955                        }
956                    }
957
958                    @Override
959                    public void onAnimationStart(Animator animation) {
960                        if (mClearButton.getAlpha() <= 0.0f) {
961                            mClearButton.setVisibility(View.VISIBLE);
962                        }
963                    }
964                });
965                clearAnimation.start();
966            }
967        } else {
968            mClearButton.setAlpha(clearable ? 1.0f : 0.0f);
969            mClearButton.setVisibility(clearable ? View.VISIBLE : View.INVISIBLE);
970        }
971        mClearButton.setEnabled(clearable);
972
973        final View nlo = mStatusBarView.findViewById(R.id.notification_lights_out);
974        final boolean showDot = (any&&!areLightsOn());
975        if (showDot != (nlo.getAlpha() == 1.0f)) {
976            if (showDot) {
977                nlo.setAlpha(0f);
978                nlo.setVisibility(View.VISIBLE);
979            }
980            nlo.animate()
981                .alpha(showDot?1:0)
982                .setDuration(showDot?750:250)
983                .setInterpolator(new AccelerateInterpolator(2.0f))
984                .setListener(showDot ? null : new AnimatorListenerAdapter() {
985                    @Override
986                    public void onAnimationEnd(Animator _a) {
987                        nlo.setVisibility(View.GONE);
988                    }
989                })
990                .start();
991        }
992
993        updateCarrierLabelVisibility(false);
994    }
995
996    public void showClock(boolean show) {
997        if (mStatusBarView == null) return;
998        View clock = mStatusBarView.findViewById(R.id.clock);
999        if (clock != null) {
1000            clock.setVisibility(show ? View.VISIBLE : View.GONE);
1001        }
1002    }
1003
1004    /**
1005     * State is one or more of the DISABLE constants from StatusBarManager.
1006     */
1007    public void disable(int state) {
1008        final int old = mDisabled;
1009        final int diff = state ^ old;
1010        mDisabled = state;
1011
1012        if (DEBUG) {
1013            Slog.d(TAG, String.format("disable: 0x%08x -> 0x%08x (diff: 0x%08x)",
1014                old, state, diff));
1015        }
1016
1017        StringBuilder flagdbg = new StringBuilder();
1018        flagdbg.append("disable: < ");
1019        flagdbg.append(((state & StatusBarManager.DISABLE_EXPAND) != 0) ? "EXPAND" : "expand");
1020        flagdbg.append(((diff  & StatusBarManager.DISABLE_EXPAND) != 0) ? "* " : " ");
1021        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) ? "ICONS" : "icons");
1022        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) ? "* " : " ");
1023        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) != 0) ? "ALERTS" : "alerts");
1024        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) != 0) ? "* " : " ");
1025        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) ? "TICKER" : "ticker");
1026        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) ? "* " : " ");
1027        flagdbg.append(((state & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) ? "SYSTEM_INFO" : "system_info");
1028        flagdbg.append(((diff  & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) ? "* " : " ");
1029        flagdbg.append(((state & StatusBarManager.DISABLE_BACK) != 0) ? "BACK" : "back");
1030        flagdbg.append(((diff  & StatusBarManager.DISABLE_BACK) != 0) ? "* " : " ");
1031        flagdbg.append(((state & StatusBarManager.DISABLE_HOME) != 0) ? "HOME" : "home");
1032        flagdbg.append(((diff  & StatusBarManager.DISABLE_HOME) != 0) ? "* " : " ");
1033        flagdbg.append(((state & StatusBarManager.DISABLE_RECENT) != 0) ? "RECENT" : "recent");
1034        flagdbg.append(((diff  & StatusBarManager.DISABLE_RECENT) != 0) ? "* " : " ");
1035        flagdbg.append(((state & StatusBarManager.DISABLE_CLOCK) != 0) ? "CLOCK" : "clock");
1036        flagdbg.append(((diff  & StatusBarManager.DISABLE_CLOCK) != 0) ? "* " : " ");
1037        flagdbg.append(">");
1038        Slog.d(TAG, flagdbg.toString());
1039
1040        if ((diff & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) {
1041            mIcons.animate().cancel();
1042            if ((state & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) {
1043                if (mTicking) {
1044                    mTicker.halt();
1045                }
1046                mIcons.animate()
1047                    .alpha(0f)
1048                    .translationY(mNaturalBarHeight*0.5f)
1049                    //.setStartDelay(100)
1050                    .setDuration(175)
1051                    .setInterpolator(new DecelerateInterpolator(1.5f))
1052                    .setListener(mMakeIconsInvisible)
1053                    .start();
1054            } else {
1055                mIcons.setVisibility(View.VISIBLE);
1056                mIcons.animate()
1057                    .alpha(1f)
1058                    .translationY(0)
1059                    .setStartDelay(0)
1060                    .setInterpolator(new DecelerateInterpolator(1.5f))
1061                    .setDuration(175)
1062                    .start();
1063            }
1064        }
1065
1066        if ((diff & StatusBarManager.DISABLE_CLOCK) != 0) {
1067            boolean show = (state & StatusBarManager.DISABLE_CLOCK) == 0;
1068            showClock(show);
1069        }
1070        if ((diff & StatusBarManager.DISABLE_EXPAND) != 0) {
1071            if ((state & StatusBarManager.DISABLE_EXPAND) != 0) {
1072                animateCollapse();
1073            }
1074        }
1075
1076        if ((diff & (StatusBarManager.DISABLE_HOME
1077                        | StatusBarManager.DISABLE_RECENT
1078                        | StatusBarManager.DISABLE_BACK)) != 0) {
1079            // the nav bar will take care of these
1080            if (mNavigationBarView != null) mNavigationBarView.setDisabledFlags(state);
1081
1082            if ((state & StatusBarManager.DISABLE_RECENT) != 0) {
1083                // close recents if it's visible
1084                mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
1085                mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
1086            }
1087        }
1088
1089        if ((diff & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
1090            if ((state & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
1091                if (mTicking) {
1092                    mTicker.halt();
1093                } else {
1094                    setNotificationIconVisibility(false, com.android.internal.R.anim.fade_out);
1095                }
1096            } else {
1097                if (!mExpandedVisible) {
1098                    setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
1099                }
1100            }
1101        } else if ((diff & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
1102            if (mTicking && (state & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
1103                mTicker.halt();
1104            }
1105        }
1106    }
1107
1108    @Override
1109    protected BaseStatusBar.H createHandler() {
1110        return new PhoneStatusBar.H();
1111    }
1112
1113    /**
1114     * All changes to the status bar and notifications funnel through here and are batched.
1115     */
1116    private class H extends BaseStatusBar.H {
1117        public void handleMessage(Message m) {
1118            super.handleMessage(m);
1119            switch (m.what) {
1120                case MSG_OPEN_NOTIFICATION_PANEL:
1121                    animateExpand();
1122                    break;
1123                case MSG_CLOSE_NOTIFICATION_PANEL:
1124                    animateCollapse();
1125                    break;
1126                case MSG_SHOW_INTRUDER:
1127                    setIntruderAlertVisibility(true);
1128                    break;
1129                case MSG_HIDE_INTRUDER:
1130                    setIntruderAlertVisibility(false);
1131                    mCurrentlyIntrudingNotification = null;
1132                    break;
1133            }
1134        }
1135    }
1136
1137    final Runnable mAnimationCallback = new Runnable() {
1138        @Override
1139        public void run() {
1140            doAnimation(mChoreographer.getFrameTimeNanos());
1141        }
1142    };
1143
1144    final Runnable mRevealAnimationCallback = new Runnable() {
1145        @Override
1146        public void run() {
1147            doRevealAnimation(mChoreographer.getFrameTimeNanos());
1148        }
1149    };
1150
1151    View.OnFocusChangeListener mFocusChangeListener = new View.OnFocusChangeListener() {
1152        public void onFocusChange(View v, boolean hasFocus) {
1153            // Because 'v' is a ViewGroup, all its children will be (un)selected
1154            // too, which allows marqueeing to work.
1155            v.setSelected(hasFocus);
1156        }
1157    };
1158
1159    private void makeExpandedVisible(boolean revealAfterDraw) {
1160        if (SPEW) Slog.d(TAG, "Make expanded visible: expanded visible=" + mExpandedVisible);
1161        if (mExpandedVisible) {
1162            return;
1163        }
1164
1165        mExpandedVisible = true;
1166        mPile.setLayoutTransitionsEnabled(true);
1167        makeSlippery(mNavigationBarView, true);
1168
1169        updateCarrierLabelVisibility(true);
1170
1171        updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
1172
1173        // Expand the window to encompass the full screen in anticipation of the drag.
1174        // This is only possible to do atomically because the status bar is at the top of the screen!
1175        WindowManager.LayoutParams lp = (WindowManager.LayoutParams) mStatusBarWindow.getLayoutParams();
1176        lp.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
1177        lp.flags |= WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
1178        lp.height = ViewGroup.LayoutParams.MATCH_PARENT;
1179        final WindowManager wm = WindowManagerImpl.getDefault();
1180        wm.updateViewLayout(mStatusBarWindow, lp);
1181
1182        // Updating the window layout will force an expensive traversal/redraw.
1183        // Kick off the reveal animation after this is complete to avoid animation latency.
1184        if (revealAfterDraw) {
1185            mHandler.post(mStartRevealAnimation);
1186        }
1187
1188        visibilityChanged(true);
1189    }
1190
1191    private static void makeSlippery(View view, boolean slippery) {
1192        if (view == null) {
1193            return;
1194        }
1195        WindowManager.LayoutParams lp = (WindowManager.LayoutParams) view.getLayoutParams();
1196        if (slippery) {
1197            lp.flags |= WindowManager.LayoutParams.FLAG_SLIPPERY;
1198        } else {
1199            lp.flags &= ~WindowManager.LayoutParams.FLAG_SLIPPERY;
1200        }
1201        WindowManagerImpl.getDefault().updateViewLayout(view, lp);
1202    }
1203
1204    public void animateExpand() {
1205        if (SPEW) Slog.d(TAG, "Animate expand: expanded=" + mExpanded);
1206        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1207            return ;
1208        }
1209        if (mExpanded) {
1210            return;
1211        }
1212
1213        prepareTracking(0, true);
1214        performFling(0, mSelfExpandVelocityPx, true);
1215    }
1216
1217    public void animateCollapse() {
1218        animateCollapse(CommandQueue.FLAG_EXCLUDE_NONE);
1219    }
1220
1221    public void animateCollapse(int flags) {
1222        animateCollapse(flags, 1.0f);
1223    }
1224
1225    public void animateCollapse(int flags, float velocityMultiplier) {
1226        if (SPEW) {
1227            Slog.d(TAG, "animateCollapse(): mExpanded=" + mExpanded
1228                    + " mExpandedVisible=" + mExpandedVisible
1229                    + " mExpanded=" + mExpanded
1230                    + " mAnimating=" + mAnimating
1231                    + " mAnimY=" + mAnimY
1232                    + " mAnimVel=" + mAnimVel
1233                    + " flags=" + flags);
1234        }
1235
1236        if ((flags & CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL) == 0) {
1237            mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
1238            mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
1239        }
1240
1241        if ((flags & CommandQueue.FLAG_EXCLUDE_SEARCH_PANEL) == 0) {
1242            mHandler.removeMessages(MSG_CLOSE_SEARCH_PANEL);
1243            mHandler.sendEmptyMessage(MSG_CLOSE_SEARCH_PANEL);
1244        }
1245
1246        if (!mExpandedVisible) {
1247            return;
1248        }
1249
1250        int y;
1251        if (mAnimating) {
1252            y = (int)mAnimY;
1253        } else {
1254            y = getExpandedViewMaxHeight()-1;
1255        }
1256        // Let the fling think that we're open so it goes in the right direction
1257        // and doesn't try to re-open the windowshade.
1258        mExpanded = true;
1259        prepareTracking(y, false);
1260        performFling(y, -mSelfCollapseVelocityPx*velocityMultiplier, true);
1261    }
1262
1263    void performExpand() {
1264        if (SPEW) Slog.d(TAG, "performExpand: mExpanded=" + mExpanded);
1265        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1266            return ;
1267        }
1268        if (mExpanded) {
1269            return;
1270        }
1271
1272        mExpanded = true;
1273        makeExpandedVisible(false);
1274        updateExpandedViewPos(EXPANDED_FULL_OPEN);
1275
1276        if (false) postStartTracing();
1277    }
1278
1279    void performCollapse() {
1280        if (SPEW) Slog.d(TAG, "performCollapse: mExpanded=" + mExpanded
1281                + " mExpandedVisible=" + mExpandedVisible);
1282
1283        if (!mExpandedVisible) {
1284            return;
1285        }
1286        mExpandedVisible = false;
1287        mPile.setLayoutTransitionsEnabled(false);
1288        visibilityChanged(false);
1289        makeSlippery(mNavigationBarView, false);
1290
1291        // Shrink the window to the size of the status bar only
1292        WindowManager.LayoutParams lp = (WindowManager.LayoutParams) mStatusBarWindow.getLayoutParams();
1293        lp.height = getStatusBarHeight();
1294        lp.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
1295        lp.flags &= ~WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
1296        final WindowManager wm = WindowManagerImpl.getDefault();
1297        wm.updateViewLayout(mStatusBarWindow, lp);
1298
1299        if ((mDisabled & StatusBarManager.DISABLE_NOTIFICATION_ICONS) == 0) {
1300            setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
1301        }
1302
1303        if (!mExpanded) {
1304            return;
1305        }
1306        mExpanded = false;
1307
1308        // Close any "App info" popups that might have snuck on-screen
1309        dismissPopups();
1310
1311        if (mPostCollapseCleanup != null) {
1312            mPostCollapseCleanup.run();
1313            mPostCollapseCleanup = null;
1314        }
1315    }
1316
1317    void resetLastAnimTime() {
1318        mAnimLastTimeNanos = System.nanoTime();
1319        if (SPEW) {
1320            Throwable t = new Throwable();
1321            t.fillInStackTrace();
1322            Slog.d(TAG, "resetting last anim time=" + mAnimLastTimeNanos, t);
1323        }
1324    }
1325
1326    void doAnimation(long frameTimeNanos) {
1327        if (mAnimating) {
1328            if (SPEW) Slog.d(TAG, "doAnimation dt=" + (frameTimeNanos - mAnimLastTimeNanos));
1329            if (SPEW) Slog.d(TAG, "doAnimation before mAnimY=" + mAnimY);
1330            incrementAnim(frameTimeNanos);
1331            if (SPEW) {
1332                Slog.d(TAG, "doAnimation after  mAnimY=" + mAnimY);
1333                Slog.d(TAG, "doAnimation expandedViewMax=" + getExpandedViewMaxHeight());
1334            }
1335
1336            if (mAnimY >= getExpandedViewMaxHeight()-1 && !mClosing) {
1337                if (SPEW) Slog.d(TAG, "Animation completed to expanded state.");
1338                mAnimating = false;
1339                updateExpandedViewPos(EXPANDED_FULL_OPEN);
1340                performExpand();
1341                return;
1342            }
1343
1344            if (mAnimY == 0 && mAnimAccel == 0 && mClosing) {
1345                if (SPEW) Slog.d(TAG, "Animation completed to collapsed state.");
1346                mAnimating = false;
1347                performCollapse();
1348                return;
1349            }
1350
1351            if (mAnimY < getStatusBarHeight() && mClosing) {
1352                // Draw one more frame with the bar positioned at the top of the screen
1353                // before ending the animation so that the user sees the bar in
1354                // its final position.  The call to performCollapse() causes a window
1355                // relayout which takes time and might cause the animation to skip
1356                // on the very last frame before the bar disappears if we did it now.
1357                mAnimY = 0;
1358                mAnimAccel = 0;
1359                mAnimVel = 0;
1360            }
1361
1362            updateExpandedViewPos((int)mAnimY);
1363            mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
1364                    mAnimationCallback, null);
1365        }
1366    }
1367
1368    void stopTracking() {
1369        if (!mTracking)
1370            return;
1371        mTracking = false;
1372        mPile.setLayerType(View.LAYER_TYPE_NONE, null);
1373        mVelocityTracker.recycle();
1374        mVelocityTracker = null;
1375        mCloseView.setPressed(false);
1376    }
1377
1378    void incrementAnim(long frameTimeNanos) {
1379        final long deltaNanos = Math.max(frameTimeNanos - mAnimLastTimeNanos, 0);
1380        final float t = deltaNanos * 0.000000001f;                  // ns -> s
1381        final float y = mAnimY;
1382        final float v = mAnimVel;                                   // px/s
1383        final float a = mAnimAccel;                                 // px/s/s
1384        mAnimY = y + (v*t) + (0.5f*a*t*t);                          // px
1385        mAnimVel = v + (a*t);                                       // px/s
1386        mAnimLastTimeNanos = frameTimeNanos;                        // ns
1387        //Slog.d(TAG, "y=" + y + " v=" + v + " a=" + a + " t=" + t + " mAnimY=" + mAnimY
1388        //        + " mAnimAccel=" + mAnimAccel);
1389    }
1390
1391    void doRevealAnimation(long frameTimeNanos) {
1392        if (SPEW) {
1393            Slog.d(TAG, "doRevealAnimation: dt=" + (frameTimeNanos - mAnimLastTimeNanos));
1394        }
1395        final int h = mNotificationPanelMinHeight;
1396        if (mAnimatingReveal && mAnimating && mAnimY < h) {
1397            incrementAnim(frameTimeNanos);
1398            if (mAnimY >= h) {
1399                mAnimY = h;
1400                updateExpandedViewPos((int)mAnimY);
1401            } else {
1402                updateExpandedViewPos((int)mAnimY);
1403                mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
1404                        mRevealAnimationCallback, null);
1405            }
1406        }
1407    }
1408
1409    void prepareTracking(int y, boolean opening) {
1410        if (CHATTY) {
1411            Slog.d(TAG, "panel: beginning to track the user's touch, y=" + y + " opening=" + opening);
1412        }
1413
1414        mCloseView.setPressed(true);
1415
1416        mTracking = true;
1417        mPile.setLayerType(View.LAYER_TYPE_HARDWARE, null);
1418        mVelocityTracker = VelocityTracker.obtain();
1419        if (opening) {
1420            makeExpandedVisible(true);
1421        } else {
1422            // it's open, close it?
1423            if (mAnimating) {
1424                mAnimating = false;
1425                mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
1426                        mAnimationCallback, null);
1427            }
1428            updateExpandedViewPos(y + mViewDelta);
1429        }
1430    }
1431
1432    void performFling(int y, float vel, boolean always) {
1433        if (CHATTY) {
1434            Slog.d(TAG, "panel: will fling, y=" + y + " vel=" + vel + " mExpanded=" + mExpanded);
1435        }
1436
1437        mAnimatingReveal = false;
1438
1439        mAnimY = y;
1440        mAnimVel = vel;
1441
1442        //Slog.d(TAG, "starting with mAnimY=" + mAnimY + " mAnimVel=" + mAnimVel);
1443
1444        if (mExpanded) {
1445            if (!always && (
1446                    vel > mFlingCollapseMinVelocityPx
1447                    || (y > (getExpandedViewMaxHeight()*(1f-mCollapseMinDisplayFraction)) &&
1448                        vel > -mFlingExpandMinVelocityPx))) {
1449                // We are expanded, but they didn't move sufficiently to cause
1450                // us to retract.  Animate back to the expanded position.
1451                mAnimAccel = mExpandAccelPx;
1452                if (vel < 0) {
1453                    mAnimVel = 0;
1454                }
1455            }
1456            else {
1457                // We are expanded and are now going to animate away.
1458                mAnimAccel = -mCollapseAccelPx;
1459                if (vel > 0) {
1460                    mAnimVel = 0;
1461                }
1462            }
1463        } else {
1464            if (always || (
1465                    vel > mFlingExpandMinVelocityPx
1466                    || (y > (getExpandedViewMaxHeight()*(1f-mExpandMinDisplayFraction)) &&
1467                        vel > -mFlingCollapseMinVelocityPx))) {
1468                // We are collapsed, and they moved enough to allow us to
1469                // expand.  Animate in the notifications.
1470                mAnimAccel = mExpandAccelPx;
1471                if (vel < 0) {
1472                    mAnimVel = 0;
1473                }
1474            }
1475            else {
1476                // We are collapsed, but they didn't move sufficiently to cause
1477                // us to retract.  Animate back to the collapsed position.
1478                mAnimAccel = -mCollapseAccelPx;
1479                if (vel > 0) {
1480                    mAnimVel = 0;
1481                }
1482            }
1483        }
1484        //Slog.d(TAG, "mAnimY=" + mAnimY + " mAnimVel=" + mAnimVel
1485        //        + " mAnimAccel=" + mAnimAccel);
1486
1487        resetLastAnimTime();
1488        mAnimating = true;
1489        mClosing = mAnimAccel < 0;
1490
1491        mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
1492                mAnimationCallback, null);
1493        mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
1494                mRevealAnimationCallback, null);
1495        mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
1496                mAnimationCallback, null);
1497        stopTracking();
1498    }
1499
1500    boolean interceptTouchEvent(MotionEvent event) {
1501        if (SPEW) {
1502            Slog.d(TAG, "Touch: rawY=" + event.getRawY() + " event=" + event + " mDisabled="
1503                + mDisabled + " mTracking=" + mTracking);
1504        } else if (CHATTY) {
1505            if (event.getAction() != MotionEvent.ACTION_MOVE) {
1506                Slog.d(TAG, String.format(
1507                            "panel: %s at (%f, %f) mDisabled=0x%08x",
1508                            MotionEvent.actionToString(event.getAction()),
1509                            event.getRawX(), event.getRawY(), mDisabled));
1510            }
1511        }
1512
1513        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1514            return false;
1515        }
1516
1517        final int action = event.getAction();
1518        final int statusBarSize = getStatusBarHeight();
1519        final int hitSize = statusBarSize*2;
1520        final int y = (int)event.getRawY();
1521        if (action == MotionEvent.ACTION_DOWN) {
1522            if (!areLightsOn()) {
1523                setLightsOn(true);
1524            }
1525
1526            if (!mExpanded) {
1527                mViewDelta = statusBarSize - y;
1528            } else {
1529                mCloseView.getLocationOnScreen(mAbsPos);
1530                mViewDelta = mAbsPos[1] + statusBarSize + getCloseViewHeight() - y; // XXX: not closeViewHeight, but paddingBottom from the 9patch
1531            }
1532            if ((!mExpanded && y < hitSize) ||
1533                    // @@ add taps outside the panel if it's not full-screen
1534                    (mExpanded && y > (getExpandedViewMaxHeight()-hitSize))) {
1535
1536                // We drop events at the edge of the screen to make the windowshade come
1537                // down by accident less, especially when pushing open a device with a keyboard
1538                // that rotates (like g1 and droid)
1539                int x = (int)event.getRawX();
1540                final int edgeBorder = mEdgeBorder;
1541                if (x >= edgeBorder && x < mDisplayMetrics.widthPixels - edgeBorder) {
1542                    prepareTracking(y, !mExpanded);// opening if we're not already fully visible
1543                    trackMovement(event);
1544                }
1545            }
1546        } else if (mTracking) {
1547            trackMovement(event);
1548            if (action == MotionEvent.ACTION_MOVE) {
1549                if (mAnimatingReveal && (y + mViewDelta) < mNotificationPanelMinHeight) {
1550                    // nothing
1551                } else  {
1552                    mAnimatingReveal = false;
1553                    updateExpandedViewPos(y + mViewDelta);
1554                }
1555            } else if (action == MotionEvent.ACTION_UP
1556                    || action == MotionEvent.ACTION_CANCEL) {
1557                mVelocityTracker.computeCurrentVelocity(1000);
1558
1559                float yVel = mVelocityTracker.getYVelocity();
1560                boolean negative = yVel < 0;
1561
1562                float xVel = mVelocityTracker.getXVelocity();
1563                if (xVel < 0) {
1564                    xVel = -xVel;
1565                }
1566                if (xVel > mFlingGestureMaxXVelocityPx) {
1567                    xVel = mFlingGestureMaxXVelocityPx; // limit how much we care about the x axis
1568                }
1569
1570                float vel = (float)Math.hypot(yVel, xVel);
1571                if (vel > mFlingGestureMaxOutputVelocityPx) {
1572                    vel = mFlingGestureMaxOutputVelocityPx;
1573                }
1574                if (negative) {
1575                    vel = -vel;
1576                }
1577
1578                if (CHATTY) {
1579                    Slog.d(TAG, String.format("gesture: vraw=(%f,%f) vnorm=(%f,%f) vlinear=%f",
1580                        mVelocityTracker.getXVelocity(),
1581                        mVelocityTracker.getYVelocity(),
1582                        xVel, yVel,
1583                        vel));
1584                }
1585
1586                if (mTrackingPosition == mNotificationPanelMinHeight) {
1587                    // start the fling from the tracking position, ignore y and view delta
1588                    mFlingY = mTrackingPosition;
1589                    mViewDelta = 0;
1590                } else {
1591                    mFlingY = y;
1592                }
1593                mFlingVelocity = vel;
1594                mHandler.post(mPerformFling);
1595            }
1596
1597        }
1598        return false;
1599    }
1600
1601    private void trackMovement(MotionEvent event) {
1602        // Add movement to velocity tracker using raw screen X and Y coordinates instead
1603        // of window coordinates because the window frame may be moving at the same time.
1604        float deltaX = event.getRawX() - event.getX();
1605        float deltaY = event.getRawY() - event.getY();
1606        event.offsetLocation(deltaX, deltaY);
1607        mVelocityTracker.addMovement(event);
1608        event.offsetLocation(-deltaX, -deltaY);
1609    }
1610
1611    @Override // CommandQueue
1612    public void setNavigationIconHints(int hints) {
1613        if (hints == mNavigationIconHints) return;
1614
1615        mNavigationIconHints = hints;
1616
1617        if (mNavigationBarView != null) {
1618            mNavigationBarView.setNavigationIconHints(hints);
1619        }
1620    }
1621
1622    @Override // CommandQueue
1623    public void setSystemUiVisibility(int vis, int mask) {
1624        final int oldVal = mSystemUiVisibility;
1625        final int newVal = (oldVal&~mask) | (vis&mask);
1626        final int diff = newVal ^ oldVal;
1627
1628        if (diff != 0) {
1629            mSystemUiVisibility = newVal;
1630
1631            if (0 != (diff & View.SYSTEM_UI_FLAG_LOW_PROFILE)) {
1632                final boolean lightsOut = (0 != (vis & View.SYSTEM_UI_FLAG_LOW_PROFILE));
1633                if (lightsOut) {
1634                    animateCollapse();
1635                    if (mTicking) {
1636                        mTicker.halt();
1637                    }
1638                }
1639
1640                if (mNavigationBarView != null) {
1641                    mNavigationBarView.setLowProfile(lightsOut);
1642                }
1643
1644                setStatusBarLowProfile(lightsOut);
1645            }
1646
1647            notifyUiVisibilityChanged();
1648        }
1649    }
1650
1651    private void setStatusBarLowProfile(boolean lightsOut) {
1652        if (mLightsOutAnimation == null) {
1653            final View notifications = mStatusBarView.findViewById(R.id.notification_icon_area);
1654            final View systemIcons = mStatusBarView.findViewById(R.id.statusIcons);
1655            final View signal = mStatusBarView.findViewById(R.id.signal_cluster);
1656            final View battery = mStatusBarView.findViewById(R.id.battery);
1657            final View clock = mStatusBarView.findViewById(R.id.clock);
1658
1659            mLightsOutAnimation = new AnimatorSet();
1660            mLightsOutAnimation.playTogether(
1661                    ObjectAnimator.ofFloat(notifications, View.ALPHA, 0),
1662                    ObjectAnimator.ofFloat(systemIcons, View.ALPHA, 0),
1663                    ObjectAnimator.ofFloat(signal, View.ALPHA, 0),
1664                    ObjectAnimator.ofFloat(battery, View.ALPHA, 0.5f),
1665                    ObjectAnimator.ofFloat(clock, View.ALPHA, 0.5f)
1666                );
1667            mLightsOutAnimation.setDuration(750);
1668
1669            mLightsOnAnimation = new AnimatorSet();
1670            mLightsOnAnimation.playTogether(
1671                    ObjectAnimator.ofFloat(notifications, View.ALPHA, 1),
1672                    ObjectAnimator.ofFloat(systemIcons, View.ALPHA, 1),
1673                    ObjectAnimator.ofFloat(signal, View.ALPHA, 1),
1674                    ObjectAnimator.ofFloat(battery, View.ALPHA, 1),
1675                    ObjectAnimator.ofFloat(clock, View.ALPHA, 1)
1676                );
1677            mLightsOnAnimation.setDuration(250);
1678        }
1679
1680        mLightsOutAnimation.cancel();
1681        mLightsOnAnimation.cancel();
1682
1683        final Animator a = lightsOut ? mLightsOutAnimation : mLightsOnAnimation;
1684        a.start();
1685
1686        setAreThereNotifications();
1687    }
1688
1689    private boolean areLightsOn() {
1690        return 0 == (mSystemUiVisibility & View.SYSTEM_UI_FLAG_LOW_PROFILE);
1691    }
1692
1693    public void setLightsOn(boolean on) {
1694        Log.v(TAG, "setLightsOn(" + on + ")");
1695        if (on) {
1696            setSystemUiVisibility(0, View.SYSTEM_UI_FLAG_LOW_PROFILE);
1697        } else {
1698            setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE, View.SYSTEM_UI_FLAG_LOW_PROFILE);
1699        }
1700    }
1701
1702    private void notifyUiVisibilityChanged() {
1703        try {
1704            mWindowManager.statusBarVisibilityChanged(mSystemUiVisibility);
1705        } catch (RemoteException ex) {
1706        }
1707    }
1708
1709    public void topAppWindowChanged(boolean showMenu) {
1710        if (DEBUG) {
1711            Slog.d(TAG, (showMenu?"showing":"hiding") + " the MENU button");
1712        }
1713        if (mNavigationBarView != null) {
1714            mNavigationBarView.setMenuVisibility(showMenu);
1715        }
1716
1717        // See above re: lights-out policy for legacy apps.
1718        if (showMenu) setLightsOn(true);
1719    }
1720
1721    @Override
1722    public void setImeWindowStatus(IBinder token, int vis, int backDisposition) {
1723        boolean altBack = (backDisposition == InputMethodService.BACK_DISPOSITION_WILL_DISMISS)
1724            || ((vis & InputMethodService.IME_VISIBLE) != 0);
1725
1726        mCommandQueue.setNavigationIconHints(
1727                altBack ? (mNavigationIconHints | StatusBarManager.NAVIGATION_HINT_BACK_ALT)
1728                        : (mNavigationIconHints & ~StatusBarManager.NAVIGATION_HINT_BACK_ALT));
1729    }
1730
1731    @Override
1732    public void setHardKeyboardStatus(boolean available, boolean enabled) { }
1733
1734    private class NotificationClicker implements View.OnClickListener {
1735        private PendingIntent mIntent;
1736        private String mPkg;
1737        private String mTag;
1738        private int mId;
1739
1740        NotificationClicker(PendingIntent intent, String pkg, String tag, int id) {
1741            mIntent = intent;
1742            mPkg = pkg;
1743            mTag = tag;
1744            mId = id;
1745        }
1746
1747        public void onClick(View v) {
1748            try {
1749                // The intent we are sending is for the application, which
1750                // won't have permission to immediately start an activity after
1751                // the user switches to home.  We know it is safe to do at this
1752                // point, so make sure new activity switches are now allowed.
1753                ActivityManagerNative.getDefault().resumeAppSwitches();
1754                // Also, notifications can be launched from the lock screen,
1755                // so dismiss the lock screen when the activity starts.
1756                ActivityManagerNative.getDefault().dismissKeyguardOnNextActivity();
1757            } catch (RemoteException e) {
1758            }
1759
1760            if (mIntent != null) {
1761                int[] pos = new int[2];
1762                v.getLocationOnScreen(pos);
1763                Intent overlay = new Intent();
1764                overlay.setSourceBounds(
1765                        new Rect(pos[0], pos[1], pos[0]+v.getWidth(), pos[1]+v.getHeight()));
1766                try {
1767                    mIntent.send(mContext, 0, overlay);
1768                } catch (PendingIntent.CanceledException e) {
1769                    // the stack trace isn't very helpful here.  Just log the exception message.
1770                    Slog.w(TAG, "Sending contentIntent failed: " + e);
1771                }
1772
1773                KeyguardManager kgm =
1774                    (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE);
1775                if (kgm != null) kgm.exitKeyguardSecurely(null);
1776            }
1777
1778            try {
1779                mBarService.onNotificationClick(mPkg, mTag, mId);
1780            } catch (RemoteException ex) {
1781                // system process is dead if we're here.
1782            }
1783
1784            // close the shade if it was open
1785            animateCollapse();
1786
1787            // If this click was on the intruder alert, hide that instead
1788            mHandler.sendEmptyMessage(MSG_HIDE_INTRUDER);
1789        }
1790    }
1791
1792    @Override
1793    protected void tick(IBinder key, StatusBarNotification n, boolean firstTime) {
1794        // no ticking in lights-out mode
1795        if (!areLightsOn()) return;
1796
1797        // no ticking in Setup
1798        if (!isDeviceProvisioned()) return;
1799
1800        // Show the ticker if one is requested. Also don't do this
1801        // until status bar window is attached to the window manager,
1802        // because...  well, what's the point otherwise?  And trying to
1803        // run a ticker without being attached will crash!
1804        if (n.notification.tickerText != null && mStatusBarWindow.getWindowToken() != null) {
1805            if (0 == (mDisabled & (StatusBarManager.DISABLE_NOTIFICATION_ICONS
1806                            | StatusBarManager.DISABLE_NOTIFICATION_TICKER))) {
1807                mTicker.addEntry(n);
1808            }
1809        }
1810    }
1811
1812    private class MyTicker extends Ticker {
1813        MyTicker(Context context, View sb) {
1814            super(context, sb);
1815        }
1816
1817        @Override
1818        public void tickerStarting() {
1819            mTicking = true;
1820            mIcons.setVisibility(View.GONE);
1821            mTickerView.setVisibility(View.VISIBLE);
1822            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.push_up_in, null));
1823            mIcons.startAnimation(loadAnim(com.android.internal.R.anim.push_up_out, null));
1824        }
1825
1826        @Override
1827        public void tickerDone() {
1828            mIcons.setVisibility(View.VISIBLE);
1829            mTickerView.setVisibility(View.GONE);
1830            mIcons.startAnimation(loadAnim(com.android.internal.R.anim.push_down_in, null));
1831            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.push_down_out,
1832                        mTickingDoneListener));
1833        }
1834
1835        public void tickerHalting() {
1836            mIcons.setVisibility(View.VISIBLE);
1837            mTickerView.setVisibility(View.GONE);
1838            mIcons.startAnimation(loadAnim(com.android.internal.R.anim.fade_in, null));
1839            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.fade_out,
1840                        mTickingDoneListener));
1841        }
1842    }
1843
1844    Animation.AnimationListener mTickingDoneListener = new Animation.AnimationListener() {;
1845        public void onAnimationEnd(Animation animation) {
1846            mTicking = false;
1847        }
1848        public void onAnimationRepeat(Animation animation) {
1849        }
1850        public void onAnimationStart(Animation animation) {
1851        }
1852    };
1853
1854    private Animation loadAnim(int id, Animation.AnimationListener listener) {
1855        Animation anim = AnimationUtils.loadAnimation(mContext, id);
1856        if (listener != null) {
1857            anim.setAnimationListener(listener);
1858        }
1859        return anim;
1860    }
1861
1862    public static String viewInfo(View v) {
1863        return "[(" + v.getLeft() + "," + v.getTop() + ")(" + v.getRight() + "," + v.getBottom()
1864                + ") " + v.getWidth() + "x" + v.getHeight() + "]";
1865    }
1866
1867    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
1868        synchronized (mQueueLock) {
1869            pw.println("Current Status Bar state:");
1870            pw.println("  mExpanded=" + mExpanded
1871                    + ", mExpandedVisible=" + mExpandedVisible);
1872            pw.println("  mTicking=" + mTicking);
1873            pw.println("  mTracking=" + mTracking);
1874            pw.println("  mAnimating=" + mAnimating
1875                    + ", mAnimY=" + mAnimY + ", mAnimVel=" + mAnimVel
1876                    + ", mAnimAccel=" + mAnimAccel);
1877            pw.println("  mAnimLastTimeNanos=" + mAnimLastTimeNanos);
1878            pw.println("  mAnimatingReveal=" + mAnimatingReveal
1879                    + " mViewDelta=" + mViewDelta);
1880            pw.println("  mDisplayMetrics=" + mDisplayMetrics);
1881            pw.println("  mPile: " + viewInfo(mPile));
1882            pw.println("  mCloseView: " + viewInfo(mCloseView));
1883            pw.println("  mTickerView: " + viewInfo(mTickerView));
1884            pw.println("  mScrollView: " + viewInfo(mScrollView)
1885                    + " scroll " + mScrollView.getScrollX() + "," + mScrollView.getScrollY());
1886        }
1887
1888        pw.print("  mNavigationBarView=");
1889        if (mNavigationBarView == null) {
1890            pw.println("null");
1891        } else {
1892            mNavigationBarView.dump(fd, pw, args);
1893        }
1894
1895        if (DUMPTRUCK) {
1896            synchronized (mNotificationData) {
1897                int N = mNotificationData.size();
1898                pw.println("  notification icons: " + N);
1899                for (int i=0; i<N; i++) {
1900                    NotificationData.Entry e = mNotificationData.get(i);
1901                    pw.println("    [" + i + "] key=" + e.key + " icon=" + e.icon);
1902                    StatusBarNotification n = e.notification;
1903                    pw.println("         pkg=" + n.pkg + " id=" + n.id + " score=" + n.score);
1904                    pw.println("         notification=" + n.notification);
1905                    pw.println("         tickerText=\"" + n.notification.tickerText + "\"");
1906                }
1907            }
1908
1909            int N = mStatusIcons.getChildCount();
1910            pw.println("  system icons: " + N);
1911            for (int i=0; i<N; i++) {
1912                StatusBarIconView ic = (StatusBarIconView) mStatusIcons.getChildAt(i);
1913                pw.println("    [" + i + "] icon=" + ic);
1914            }
1915
1916            if (false) {
1917                pw.println("see the logcat for a dump of the views we have created.");
1918                // must happen on ui thread
1919                mHandler.post(new Runnable() {
1920                        public void run() {
1921                            mStatusBarView.getLocationOnScreen(mAbsPos);
1922                            Slog.d(TAG, "mStatusBarView: ----- (" + mAbsPos[0] + "," + mAbsPos[1]
1923                                    + ") " + mStatusBarView.getWidth() + "x"
1924                                    + getStatusBarHeight());
1925                            mStatusBarView.debug();
1926                        }
1927                    });
1928            }
1929        }
1930
1931        mNetworkController.dump(fd, pw, args);
1932    }
1933
1934    @Override
1935    public void createAndAddWindows() {
1936        addStatusBarWindow();
1937    }
1938
1939    private void addStatusBarWindow() {
1940        // Put up the view
1941        final int height = getStatusBarHeight();
1942
1943        // Now that the status bar window encompasses the sliding panel and its
1944        // translucent backdrop, the entire thing is made TRANSLUCENT and is
1945        // hardware-accelerated.
1946        final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
1947                ViewGroup.LayoutParams.MATCH_PARENT,
1948                height,
1949                WindowManager.LayoutParams.TYPE_STATUS_BAR,
1950                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
1951                    | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
1952                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
1953                PixelFormat.TRANSLUCENT);
1954
1955        if (ActivityManager.isHighEndGfx(mDisplay)) {
1956            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
1957        }
1958
1959        lp.gravity = getStatusBarGravity();
1960        lp.setTitle("StatusBar");
1961        lp.packageName = mContext.getPackageName();
1962
1963        makeStatusBarView();
1964        WindowManagerImpl.getDefault().addView(mStatusBarWindow, lp);
1965    }
1966
1967    void setNotificationIconVisibility(boolean visible, int anim) {
1968        int old = mNotificationIcons.getVisibility();
1969        int v = visible ? View.VISIBLE : View.INVISIBLE;
1970        if (old != v) {
1971            mNotificationIcons.setVisibility(v);
1972            mNotificationIcons.startAnimation(loadAnim(anim, null));
1973        }
1974    }
1975
1976    void updateExpandedInvisiblePosition() {
1977        mTrackingPosition = -mDisplayMetrics.heightPixels;
1978    }
1979
1980    static final float saturate(float a) {
1981        return a < 0f ? 0f : (a > 1f ? 1f : a);
1982    }
1983
1984    @Override
1985    protected int getExpandedViewMaxHeight() {
1986        return mDisplayMetrics.heightPixels - mNotificationPanelMarginBottomPx;
1987    }
1988
1989    @Override
1990    protected void updateExpandedViewPos(int expandedPosition) {
1991        if (SPEW) {
1992            Slog.d(TAG, "updateExpandedViewPos before expandedPosition=" + expandedPosition
1993                    //+ " mTrackingParams.y=" + ((mTrackingParams == null) ? "?" : mTrackingParams.y)
1994                    + " mTrackingPosition=" + mTrackingPosition
1995                    + " gravity=" + mNotificationPanelGravity);
1996        }
1997        int panelh = 0;
1998        final int disph = getExpandedViewMaxHeight();
1999
2000        // If the expanded view is not visible, make sure they're still off screen.
2001        // Maybe the view was resized.
2002        if (!mExpandedVisible) {
2003            updateExpandedInvisiblePosition();
2004            return;
2005        }
2006
2007        // tracking view...
2008        int pos;
2009        if (expandedPosition == EXPANDED_FULL_OPEN) {
2010            panelh = disph;
2011        }
2012        else if (expandedPosition == EXPANDED_LEAVE_ALONE) {
2013            panelh = mTrackingPosition;
2014        }
2015        else {
2016            if (expandedPosition <= disph) {
2017                panelh = expandedPosition;
2018            } else {
2019                panelh = disph;
2020            }
2021        }
2022
2023        // catch orientation changes and other peculiar cases
2024        if (panelh > disph || (panelh < disph && !mTracking && !mAnimating)) {
2025            panelh = disph;
2026        } else if (panelh < 0) {
2027            panelh = 0;
2028        }
2029
2030        if (panelh == mTrackingPosition) return;
2031
2032        mTrackingPosition = panelh;
2033
2034        FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) mNotificationPanel.getLayoutParams();
2035        lp.height = panelh;
2036        lp.gravity = mNotificationPanelGravity;
2037        lp.leftMargin = mNotificationPanelMarginLeftPx;
2038        if (SPEW) {
2039            Slog.v(TAG, "updated cropView height=" + panelh + " grav=" + lp.gravity);
2040        }
2041        mNotificationPanel.setLayoutParams(lp);
2042
2043        final int barh = getCloseViewHeight() + getStatusBarHeight();
2044        final float frac = saturate((float)(panelh - barh) / (disph - barh));
2045
2046        if (DIM_BEHIND_EXPANDED_PANEL && ActivityManager.isHighEndGfx(mDisplay)) {
2047            // woo, special effects
2048            final float k = (float)(1f-0.5f*(1f-Math.cos(3.14159f * Math.pow(1f-frac, 2.2f))));
2049            final int color = ((int)(0xB0 * k)) << 24;
2050            mStatusBarWindow.setBackgroundColor(color);
2051        }
2052
2053        updateCarrierLabelVisibility(false);
2054    }
2055
2056    void updateDisplaySize() {
2057        mDisplay.getMetrics(mDisplayMetrics);
2058    }
2059
2060    void performDisableActions(int net) {
2061        int old = mDisabled;
2062        int diff = net ^ old;
2063        mDisabled = net;
2064
2065        // act accordingly
2066        if ((diff & StatusBarManager.DISABLE_EXPAND) != 0) {
2067            if ((net & StatusBarManager.DISABLE_EXPAND) != 0) {
2068                Slog.d(TAG, "DISABLE_EXPAND: yes");
2069                animateCollapse();
2070            }
2071        }
2072        if ((diff & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
2073            if ((net & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
2074                Slog.d(TAG, "DISABLE_NOTIFICATION_ICONS: yes");
2075                if (mTicking) {
2076                    mNotificationIcons.setVisibility(View.INVISIBLE);
2077                    mTicker.halt();
2078                } else {
2079                    setNotificationIconVisibility(false, com.android.internal.R.anim.fade_out);
2080                }
2081            } else {
2082                Slog.d(TAG, "DISABLE_NOTIFICATION_ICONS: no");
2083                if (!mExpandedVisible) {
2084                    setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
2085                }
2086            }
2087        } else if ((diff & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
2088            if (mTicking && (net & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
2089                mTicker.halt();
2090            }
2091        }
2092    }
2093
2094    private View.OnClickListener mClearButtonListener = new View.OnClickListener() {
2095        final int mini(int a, int b) {
2096            return (b>a?a:b);
2097        }
2098        public void onClick(View v) {
2099            synchronized (mNotificationData) {
2100                // animate-swipe all dismissable notifications, then animate the shade closed
2101                int numChildren = mPile.getChildCount();
2102
2103                int scrollTop = mScrollView.getScrollY();
2104                int scrollBottom = scrollTop + mScrollView.getHeight();
2105                final ArrayList<View> snapshot = new ArrayList<View>(numChildren);
2106                for (int i=0; i<numChildren; i++) {
2107                    final View child = mPile.getChildAt(i);
2108                    if (mPile.canChildBeDismissed(child) && child.getBottom() > scrollTop &&
2109                            child.getTop() < scrollBottom) {
2110                        snapshot.add(child);
2111                    }
2112                }
2113                if (snapshot.isEmpty()) {
2114                    animateCollapse(CommandQueue.FLAG_EXCLUDE_NONE);
2115                    return;
2116                }
2117                new Thread(new Runnable() {
2118                    @Override
2119                    public void run() {
2120                        // Decrease the delay for every row we animate to give the sense of
2121                        // accelerating the swipes
2122                        final int ROW_DELAY_DECREMENT = 10;
2123                        int currentDelay = 140;
2124                        int totalDelay = 0;
2125
2126                        // Set the shade-animating state to avoid doing other work during
2127                        // all of these animations. In particular, avoid layout and
2128                        // redrawing when collapsing the shade.
2129                        mPile.setViewRemoval(false);
2130
2131                        mPostCollapseCleanup = new Runnable() {
2132                            @Override
2133                            public void run() {
2134                                try {
2135                                    mPile.setViewRemoval(true);
2136                                    mBarService.onClearAllNotifications();
2137                                } catch (Exception ex) { }
2138                            }
2139                        };
2140
2141                        View sampleView = snapshot.get(0);
2142                        int width = sampleView.getWidth();
2143                        final int velocity = width * 8; // 1000/8 = 125 ms duration
2144                        for (final View _v : snapshot) {
2145                            mHandler.postDelayed(new Runnable() {
2146                                @Override
2147                                public void run() {
2148                                    mPile.dismissRowAnimated(_v, velocity);
2149                                }
2150                            }, totalDelay);
2151                            currentDelay = Math.max(50, currentDelay - ROW_DELAY_DECREMENT);
2152                            totalDelay += currentDelay;
2153                        }
2154                        // Delay the collapse animation until after all swipe animations have
2155                        // finished. Provide some buffer because there may be some extra delay
2156                        // before actually starting each swipe animation. Ideally, we'd
2157                        // synchronize the end of those animations with the start of the collaps
2158                        // exactly.
2159                        mHandler.postDelayed(new Runnable() {
2160                            @Override
2161                            public void run() {
2162                                animateCollapse(CommandQueue.FLAG_EXCLUDE_NONE);
2163                            }
2164                        }, totalDelay + 225);
2165                    }
2166                }).start();
2167            }
2168        }
2169    };
2170
2171    private View.OnClickListener mSettingsButtonListener = new View.OnClickListener() {
2172        public void onClick(View v) {
2173            // We take this as a good indicator that Setup is running and we shouldn't
2174            // allow you to go somewhere else
2175            if (!isDeviceProvisioned()) return;
2176            try {
2177                // Dismiss the lock screen when Settings starts.
2178                ActivityManagerNative.getDefault().dismissKeyguardOnNextActivity();
2179            } catch (RemoteException e) {
2180            }
2181            v.getContext().startActivity(new Intent(Settings.ACTION_SETTINGS)
2182                    .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
2183            animateCollapse();
2184        }
2185    };
2186
2187    private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
2188        public void onReceive(Context context, Intent intent) {
2189            String action = intent.getAction();
2190            if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)
2191                    || Intent.ACTION_SCREEN_OFF.equals(action)) {
2192                int flags = CommandQueue.FLAG_EXCLUDE_NONE;
2193                if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) {
2194                    String reason = intent.getStringExtra("reason");
2195                    if (reason != null && reason.equals(SYSTEM_DIALOG_REASON_RECENT_APPS)) {
2196                        flags |= CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL;
2197                    }
2198                }
2199                animateCollapse(flags);
2200            }
2201            else if (Intent.ACTION_CONFIGURATION_CHANGED.equals(action)) {
2202                updateResources();
2203                repositionNavigationBar();
2204                updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
2205            }
2206        }
2207    };
2208
2209    private void setIntruderAlertVisibility(boolean vis) {
2210        if (!ENABLE_INTRUDERS) return;
2211        if (DEBUG) {
2212            Slog.v(TAG, (vis ? "showing" : "hiding") + " intruder alert window");
2213        }
2214        mIntruderAlertView.setVisibility(vis ? View.VISIBLE : View.GONE);
2215    }
2216
2217    public void dismissIntruder() {
2218        if (mCurrentlyIntrudingNotification == null) return;
2219
2220        try {
2221            mBarService.onNotificationClear(
2222                    mCurrentlyIntrudingNotification.pkg,
2223                    mCurrentlyIntrudingNotification.tag,
2224                    mCurrentlyIntrudingNotification.id);
2225        } catch (android.os.RemoteException ex) {
2226            // oh well
2227        }
2228    }
2229
2230    /**
2231     * Reload some of our resources when the configuration changes.
2232     *
2233     * We don't reload everything when the configuration changes -- we probably
2234     * should, but getting that smooth is tough.  Someday we'll fix that.  In the
2235     * meantime, just update the things that we know change.
2236     */
2237    void updateResources() {
2238        final Context context = mContext;
2239        final Resources res = context.getResources();
2240
2241        if (mClearButton instanceof TextView) {
2242            ((TextView)mClearButton).setText(context.getText(R.string.status_bar_clear_all_button));
2243        }
2244        loadDimens();
2245    }
2246
2247    protected void loadDimens() {
2248        final Resources res = mContext.getResources();
2249
2250        mNaturalBarHeight = res.getDimensionPixelSize(
2251                com.android.internal.R.dimen.status_bar_height);
2252
2253        int newIconSize = res.getDimensionPixelSize(
2254            com.android.internal.R.dimen.status_bar_icon_size);
2255        int newIconHPadding = res.getDimensionPixelSize(
2256            R.dimen.status_bar_icon_padding);
2257
2258        if (newIconHPadding != mIconHPadding || newIconSize != mIconSize) {
2259//            Slog.d(TAG, "size=" + newIconSize + " padding=" + newIconHPadding);
2260            mIconHPadding = newIconHPadding;
2261            mIconSize = newIconSize;
2262            //reloadAllNotificationIcons(); // reload the tray
2263        }
2264
2265        mEdgeBorder = res.getDimensionPixelSize(R.dimen.status_bar_edge_ignore);
2266
2267        mSelfExpandVelocityPx = res.getDimension(R.dimen.self_expand_velocity);
2268        mSelfCollapseVelocityPx = res.getDimension(R.dimen.self_collapse_velocity);
2269        mFlingExpandMinVelocityPx = res.getDimension(R.dimen.fling_expand_min_velocity);
2270        mFlingCollapseMinVelocityPx = res.getDimension(R.dimen.fling_collapse_min_velocity);
2271
2272        mCollapseMinDisplayFraction = res.getFraction(R.dimen.collapse_min_display_fraction, 1, 1);
2273        mExpandMinDisplayFraction = res.getFraction(R.dimen.expand_min_display_fraction, 1, 1);
2274
2275        mExpandAccelPx = res.getDimension(R.dimen.expand_accel);
2276        mCollapseAccelPx = res.getDimension(R.dimen.collapse_accel);
2277
2278        mFlingGestureMaxXVelocityPx = res.getDimension(R.dimen.fling_gesture_max_x_velocity);
2279
2280        mFlingGestureMaxOutputVelocityPx = res.getDimension(R.dimen.fling_gesture_max_output_velocity);
2281
2282        mNotificationPanelMarginBottomPx
2283            = (int) res.getDimension(R.dimen.notification_panel_margin_bottom);
2284        mNotificationPanelMarginLeftPx
2285            = (int) res.getDimension(R.dimen.notification_panel_margin_left);
2286        mNotificationPanelGravity = res.getInteger(R.integer.notification_panel_layout_gravity);
2287        if (mNotificationPanelGravity <= 0) {
2288            mNotificationPanelGravity = Gravity.CENTER_VERTICAL | Gravity.TOP;
2289        }
2290        final int notificationPanelDecorationHeight =
2291              res.getDimensionPixelSize(R.dimen.notification_panel_padding_top)
2292            + res.getDimensionPixelSize(R.dimen.notification_panel_header_height)
2293            + getNinePatchPadding(res.getDrawable(R.drawable.notification_panel_bg)).bottom;
2294        mNotificationPanelMinHeight =
2295              notificationPanelDecorationHeight
2296            + res.getDimensionPixelSize(R.dimen.close_handle_underlap);
2297
2298        mCarrierLabelHeight = res.getDimensionPixelSize(R.dimen.carrier_label_height);
2299
2300        if (false) Slog.v(TAG, "updateResources");
2301    }
2302
2303    private static Rect getNinePatchPadding(Drawable d) {
2304        Rect padding = new Rect();
2305        if (d instanceof NinePatchDrawable) {
2306            NinePatchDrawable ninePatch = (NinePatchDrawable) d;
2307            ninePatch.getPadding(padding);
2308        }
2309        return padding;
2310    }
2311
2312    //
2313    // tracing
2314    //
2315
2316    void postStartTracing() {
2317        mHandler.postDelayed(mStartTracing, 3000);
2318    }
2319
2320    void vibrate() {
2321        android.os.Vibrator vib = (android.os.Vibrator)mContext.getSystemService(
2322                Context.VIBRATOR_SERVICE);
2323        vib.vibrate(250);
2324    }
2325
2326    Runnable mStartTracing = new Runnable() {
2327        public void run() {
2328            vibrate();
2329            SystemClock.sleep(250);
2330            Slog.d(TAG, "startTracing");
2331            android.os.Debug.startMethodTracing("/data/statusbar-traces/trace");
2332            mHandler.postDelayed(mStopTracing, 10000);
2333        }
2334    };
2335
2336    Runnable mStopTracing = new Runnable() {
2337        public void run() {
2338            android.os.Debug.stopMethodTracing();
2339            Slog.d(TAG, "stopTracing");
2340            vibrate();
2341        }
2342    };
2343
2344    @Override
2345    protected void haltTicker() {
2346        mTicker.halt();
2347    }
2348
2349    @Override
2350    protected boolean shouldDisableNavbarGestures() {
2351        return mExpanded || (mDisabled & StatusBarManager.DISABLE_HOME) != 0;
2352    }
2353
2354    private static class FastColorDrawable extends Drawable {
2355        private final int mColor;
2356
2357        public FastColorDrawable(int color) {
2358            mColor = 0xff000000 | color;
2359        }
2360
2361        @Override
2362        public void draw(Canvas canvas) {
2363            canvas.drawColor(mColor, PorterDuff.Mode.SRC);
2364        }
2365
2366        @Override
2367        public void setAlpha(int alpha) {
2368        }
2369
2370        @Override
2371        public void setColorFilter(ColorFilter cf) {
2372        }
2373
2374        @Override
2375        public int getOpacity() {
2376            return PixelFormat.OPAQUE;
2377        }
2378
2379        @Override
2380        public void setBounds(int left, int top, int right, int bottom) {
2381        }
2382
2383        @Override
2384        public void setBounds(Rect bounds) {
2385        }
2386    }
2387}
2388