PhoneStatusBar.java revision 4c3cc7d4c9657df75d2e3e88cfe75017c15c37e1 
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.UniverseBackground;
79import com.android.systemui.recent.RecentTasksLoader;
80import com.android.systemui.statusbar.BaseStatusBar;
81import com.android.systemui.statusbar.NotificationData;
82import com.android.systemui.statusbar.NotificationData.Entry;
83import com.android.systemui.statusbar.CommandQueue;
84import com.android.systemui.statusbar.RotationToggle;
85import com.android.systemui.statusbar.SignalClusterView;
86import com.android.systemui.statusbar.StatusBarIconView;
87import com.android.systemui.statusbar.policy.BatteryController;
88import com.android.systemui.statusbar.policy.DateView;
89import com.android.systemui.statusbar.policy.IntruderAlertView;
90import com.android.systemui.statusbar.policy.LocationController;
91import com.android.systemui.statusbar.policy.OnSizeChangedListener;
92import com.android.systemui.statusbar.policy.NetworkController;
93import com.android.systemui.statusbar.policy.NotificationRowLayout;
94
95import java.io.FileDescriptor;
96import java.io.PrintWriter;
97import java.util.ArrayList;
98
99public class PhoneStatusBar extends BaseStatusBar {
100    static final String TAG = "PhoneStatusBar";
101    public static final boolean DEBUG = false;
102    public static final boolean SPEW = DEBUG;
103    public static final boolean DUMPTRUCK = true; // extra dumpsys info
104
105    // additional instrumentation for testing purposes; intended to be left on during development
106    public static final boolean CHATTY = DEBUG;
107
108    public static final String ACTION_STATUSBAR_START
109            = "com.android.internal.policy.statusbar.START";
110
111    private static final boolean DIM_BEHIND_EXPANDED_PANEL = true;
112    private static final boolean SHOW_CARRIER_LABEL = true;
113
114    private static final int MSG_OPEN_NOTIFICATION_PANEL = 1000;
115    private static final int MSG_CLOSE_NOTIFICATION_PANEL = 1001;
116    // 1020-1030 reserved for BaseStatusBar
117
118    // will likely move to a resource or other tunable param at some point
119    private static final int INTRUDER_ALERT_DECAY_MS = 0; // disabled, was 10000;
120
121    private static final boolean CLOSE_PANEL_WHEN_EMPTIED = true;
122
123    private static final int NOTIFICATION_PRIORITY_MULTIPLIER = 10; // see NotificationManagerService
124    private static final int HIDE_ICONS_BELOW_SCORE = Notification.PRIORITY_LOW * NOTIFICATION_PRIORITY_MULTIPLIER;
125
126    // fling gesture tuning parameters, scaled to display density
127    private float mSelfExpandVelocityPx; // classic value: 2000px/s
128    private float mSelfCollapseVelocityPx; // classic value: 2000px/s (will be negated to collapse "up")
129    private float mFlingExpandMinVelocityPx; // classic value: 200px/s
130    private float mFlingCollapseMinVelocityPx; // classic value: 200px/s
131    private float mCollapseMinDisplayFraction; // classic value: 0.08 (25px/min(320px,480px) on G1)
132    private float mExpandMinDisplayFraction; // classic value: 0.5 (drag open halfway to expand)
133    private float mFlingGestureMaxXVelocityPx; // classic value: 150px/s
134
135    private float mExpandAccelPx; // classic value: 2000px/s/s
136    private float mCollapseAccelPx; // classic value: 2000px/s/s (will be negated to collapse "up")
137
138    private float mFlingGestureMaxOutputVelocityPx; // how fast can it really go? (should be a little
139                                                    // faster than mSelfCollapseVelocityPx)
140
141    PhoneStatusBarPolicy mIconPolicy;
142
143    // These are no longer handled by the policy, because we need custom strategies for them
144    BatteryController mBatteryController;
145    LocationController mLocationController;
146    NetworkController mNetworkController;
147
148    int mNaturalBarHeight = -1;
149    int mIconSize = -1;
150    int mIconHPadding = -1;
151    Display mDisplay;
152
153    IWindowManager mWindowManager;
154
155    StatusBarWindowView mStatusBarWindow;
156    PhoneStatusBarView mStatusBarView;
157
158    UniverseBackground mUniverseBackground;
159
160    int mPixelFormat;
161    Object mQueueLock = new Object();
162
163    // icons
164    LinearLayout mIcons;
165    IconMerger mNotificationIcons;
166    View mMoreIcon;
167    LinearLayout mStatusIcons;
168
169    // expanded notifications
170    View mNotificationPanel; // the sliding/resizing panel within the notification window
171    ScrollView mScrollView;
172    View mExpandedContents;
173    int mNotificationPanelMarginBottomPx, mNotificationPanelMarginLeftPx;
174    final Rect mNotificationPanelBackgroundPadding = new Rect();
175    int mNotificationPanelGravity;
176    int mNotificationPanelMinHeight;
177    boolean mNotificationPanelIsFullScreenWidth;
178
179    // top bar
180    View mClearButton;
181    View mSettingsButton;
182    RotationToggle mRotationButton;
183
184    // carrier/wifi label
185    private TextView mCarrierLabel;
186    private boolean mCarrierLabelVisible = false;
187    private int mCarrierLabelHeight;
188
189    // drag bar
190    CloseDragHandle mCloseView;
191    private int mCloseViewHeight;
192
193    // position
194    int[] mPositionTmp = new int[2];
195    boolean mExpanded;
196    boolean mExpandedVisible;
197
198    // the date view
199    DateView mDateView;
200
201    // for immersive activities
202    private IntruderAlertView mIntruderAlertView;
203
204    // on-screen navigation buttons
205    private NavigationBarView mNavigationBarView = null;
206
207    // the tracker view
208    int mTrackingPosition; // the position of the top of the tracking view.
209    private boolean mPanelSlightlyVisible;
210
211    // ticker
212    private Ticker mTicker;
213    private View mTickerView;
214    private boolean mTicking;
215
216    // Tracking finger for opening/closing.
217    int mEdgeBorder; // corresponds to R.dimen.status_bar_edge_ignore
218    boolean mTracking;
219    VelocityTracker mVelocityTracker;
220
221    Choreographer mChoreographer;
222    boolean mAnimating;
223    boolean mClosing; // only valid when mAnimating; indicates the initial acceleration
224    float mAnimY;
225    float mAnimVel;
226    float mAnimAccel;
227    long mAnimLastTimeNanos;
228    boolean mAnimatingReveal = false;
229    int mViewDelta;
230    float mFlingVelocity;
231    int mFlingY;
232    int[] mAbsPos = new int[2];
233    Runnable mPostCollapseCleanup = null;
234
235    private AnimatorSet mLightsOutAnimation;
236    private AnimatorSet mLightsOnAnimation;
237
238    // for disabling the status bar
239    int mDisabled = 0;
240
241    // tracking calls to View.setSystemUiVisibility()
242    int mSystemUiVisibility = View.SYSTEM_UI_FLAG_VISIBLE;
243
244    DisplayMetrics mDisplayMetrics = new DisplayMetrics();
245
246    private int mNavigationIconHints = 0;
247    private final Animator.AnimatorListener mMakeIconsInvisible = new AnimatorListenerAdapter() {
248        @Override
249        public void onAnimationEnd(Animator animation) {
250            // double-check to avoid races
251            if (mIcons.getAlpha() == 0) {
252                Slog.d(TAG, "makeIconsInvisible");
253                mIcons.setVisibility(View.INVISIBLE);
254            }
255        }
256    };
257
258    private final Runnable mStartRevealAnimation = new Runnable() {
259        @Override
260        public void run() {
261            mAnimAccel = mExpandAccelPx;
262            mAnimVel = mFlingExpandMinVelocityPx;
263            mAnimY = getStatusBarHeight();
264            updateExpandedViewPos((int)mAnimY);
265
266            mAnimating = true;
267            mAnimatingReveal = true;
268            resetLastAnimTime();
269            mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
270                mAnimationCallback, null);
271            mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
272                mRevealAnimationCallback, null);
273            mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
274                mRevealAnimationCallback, null);
275        }
276    };
277
278    private final Runnable mPerformSelfExpandFling = new Runnable() {
279        @Override
280        public void run() {
281            performFling(0, mSelfExpandVelocityPx, true);
282        }
283    };
284
285    private final Runnable mPerformFling = new Runnable() {
286        @Override
287        public void run() {
288            performFling(mFlingY + mViewDelta, mFlingVelocity, false);
289        }
290    };
291
292    private class ExpandedDialog extends Dialog {
293        ExpandedDialog(Context context) {
294            super(context, com.android.internal.R.style.Theme_Translucent_NoTitleBar);
295        }
296
297        @Override
298        public boolean dispatchKeyEvent(KeyEvent event) {
299            boolean down = event.getAction() == KeyEvent.ACTION_DOWN;
300            switch (event.getKeyCode()) {
301            case KeyEvent.KEYCODE_BACK:
302                if (!down) {
303                    animateCollapse();
304                }
305                return true;
306            }
307            return super.dispatchKeyEvent(event);
308        }
309    }
310
311    @Override
312    public void start() {
313        mDisplay = ((WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE))
314                .getDefaultDisplay();
315
316        mWindowManager = IWindowManager.Stub.asInterface(
317                ServiceManager.getService(Context.WINDOW_SERVICE));
318
319        super.start(); // calls createAndAddWindows()
320
321        addNavigationBar();
322
323        if (ENABLE_INTRUDERS) addIntruderView();
324
325        mUniverseBackground = new UniverseBackground(mContext);
326        mUniverseBackground.setVisibility(View.GONE);
327        WindowManagerImpl.getDefault().addView(mUniverseBackground,
328                mUniverseBackground.getLayoutParams(mDisplay));
329
330        // Lastly, call to the icon policy to install/update all the icons.
331        mIconPolicy = new PhoneStatusBarPolicy(mContext);
332    }
333
334    // ================================================================================
335    // Constructing the view
336    // ================================================================================
337    protected PhoneStatusBarView makeStatusBarView() {
338        final Context context = mContext;
339
340        Resources res = context.getResources();
341
342        updateDisplaySize(); // populates mDisplayMetrics
343        loadDimens();
344
345        mIconSize = res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_icon_size);
346
347        mStatusBarWindow = (StatusBarWindowView) View.inflate(context,
348                R.layout.super_status_bar, null);
349        if (DEBUG) {
350            mStatusBarWindow.setBackgroundColor(0x6000FF80);
351        }
352        mStatusBarWindow.mService = this;
353        mStatusBarWindow.setOnTouchListener(new View.OnTouchListener() {
354            @Override
355            public boolean onTouch(View v, MotionEvent event) {
356                if (event.getAction() == MotionEvent.ACTION_DOWN) {
357                    if (mExpanded && !mAnimating) {
358                        animateCollapse();
359                    }
360                }
361                return mStatusBarWindow.onTouchEvent(event);
362            }});
363
364        mStatusBarView = (PhoneStatusBarView) mStatusBarWindow.findViewById(R.id.status_bar);
365        mNotificationPanel = mStatusBarWindow.findViewById(R.id.notification_panel);
366        // don't allow clicks on the panel to pass through to the background where they will cause the panel to close
367        mNotificationPanel.setOnTouchListener(new View.OnTouchListener() {
368            @Override
369            public boolean onTouch(View v, MotionEvent event) {
370                return true;
371            }
372        });
373        mNotificationPanelIsFullScreenWidth =
374            (mNotificationPanel.getLayoutParams().width == ViewGroup.LayoutParams.MATCH_PARENT);
375        mNotificationPanel.setSystemUiVisibility(
376                  View.STATUS_BAR_DISABLE_NOTIFICATION_TICKER
377                | (mNotificationPanelIsFullScreenWidth ? 0 : View.STATUS_BAR_DISABLE_SYSTEM_INFO));
378
379        if (!ActivityManager.isHighEndGfx(mDisplay)) {
380            mStatusBarWindow.setBackground(null);
381            mNotificationPanel.setBackground(new FastColorDrawable(context.getResources().getColor(
382                    R.color.notification_panel_solid_background)));
383        }
384        if (ENABLE_INTRUDERS) {
385            mIntruderAlertView = (IntruderAlertView) View.inflate(context, R.layout.intruder_alert, null);
386            mIntruderAlertView.setVisibility(View.GONE);
387            mIntruderAlertView.setBar(this);
388        }
389
390        updateShowSearchHoldoff();
391
392        mStatusBarView.mService = this;
393
394        mChoreographer = Choreographer.getInstance();
395
396        try {
397            boolean showNav = mWindowManager.hasNavigationBar();
398            if (DEBUG) Slog.v(TAG, "hasNavigationBar=" + showNav);
399            if (showNav) {
400                mNavigationBarView =
401                    (NavigationBarView) View.inflate(context, R.layout.navigation_bar, null);
402
403                mNavigationBarView.setDisabledFlags(mDisabled);
404                mNavigationBarView.setBar(this);
405            }
406        } catch (RemoteException ex) {
407            // no window manager? good luck with that
408        }
409
410        // figure out which pixel-format to use for the status bar.
411        mPixelFormat = PixelFormat.OPAQUE;
412        mStatusIcons = (LinearLayout)mStatusBarView.findViewById(R.id.statusIcons);
413        mNotificationIcons = (IconMerger)mStatusBarView.findViewById(R.id.notificationIcons);
414        mNotificationIcons.setOverflowIndicator(mMoreIcon);
415        mIcons = (LinearLayout)mStatusBarView.findViewById(R.id.icons);
416        mTickerView = mStatusBarView.findViewById(R.id.ticker);
417
418        mPile = (NotificationRowLayout)mStatusBarWindow.findViewById(R.id.latestItems);
419        mPile.setLayoutTransitionsEnabled(false);
420        mPile.setLongPressListener(getNotificationLongClicker());
421        if (SHOW_CARRIER_LABEL) {
422            mPile.setOnSizeChangedListener(new OnSizeChangedListener() {
423                @Override
424                public void onSizeChanged(View view, int w, int h, int oldw, int oldh) {
425                    updateCarrierLabelVisibility(false);
426                }
427            });
428        }
429        mExpandedContents = mPile; // was: expanded.findViewById(R.id.notificationLinearLayout);
430
431        mClearButton = mStatusBarWindow.findViewById(R.id.clear_all_button);
432        mClearButton.setOnClickListener(mClearButtonListener);
433        mClearButton.setAlpha(0f);
434        mClearButton.setVisibility(View.INVISIBLE);
435        mClearButton.setEnabled(false);
436        mDateView = (DateView)mStatusBarWindow.findViewById(R.id.date);
437        mSettingsButton = mStatusBarWindow.findViewById(R.id.settings_button);
438        mSettingsButton.setOnClickListener(mSettingsButtonListener);
439        mRotationButton = (RotationToggle) mStatusBarWindow.findViewById(R.id.rotation_lock_button);
440
441        mCarrierLabel = (TextView)mStatusBarWindow.findViewById(R.id.carrier_label);
442        mCarrierLabel.setVisibility(mCarrierLabelVisible ? View.VISIBLE : View.INVISIBLE);
443
444        mScrollView = (ScrollView)mStatusBarWindow.findViewById(R.id.scroll);
445        mScrollView.setVerticalScrollBarEnabled(false); // less drawing during pulldowns
446
447        mTicker = new MyTicker(context, mStatusBarView);
448
449        TickerView tickerView = (TickerView)mStatusBarView.findViewById(R.id.tickerText);
450        tickerView.mTicker = mTicker;
451
452        mCloseView = (CloseDragHandle)mStatusBarWindow.findViewById(R.id.close);
453        mCloseView.mService = this;
454        mCloseViewHeight = res.getDimensionPixelSize(R.dimen.close_handle_height);
455
456        mEdgeBorder = res.getDimensionPixelSize(R.dimen.status_bar_edge_ignore);
457
458        // set the inital view visibility
459        setAreThereNotifications();
460
461        // Other icons
462        mLocationController = new LocationController(mContext); // will post a notification
463        mBatteryController = new BatteryController(mContext);
464        mBatteryController.addIconView((ImageView)mStatusBarView.findViewById(R.id.battery));
465        mNetworkController = new NetworkController(mContext);
466        final SignalClusterView signalCluster =
467                (SignalClusterView)mStatusBarView.findViewById(R.id.signal_cluster);
468
469        mNetworkController.addSignalCluster(signalCluster);
470        signalCluster.setNetworkController(mNetworkController);
471
472        if (SHOW_CARRIER_LABEL) {
473            // for mobile devices, we always show mobile connection info here (SPN/PLMN)
474            // for other devices, we show whatever network is connected
475            if (mNetworkController.hasMobileDataFeature()) {
476                mNetworkController.addMobileLabelView(mCarrierLabel);
477            } else {
478                mNetworkController.addCombinedLabelView(mCarrierLabel);
479            }
480        }
481
482//        final ImageView wimaxRSSI =
483//                (ImageView)sb.findViewById(R.id.wimax_signal);
484//        if (wimaxRSSI != null) {
485//            mNetworkController.addWimaxIconView(wimaxRSSI);
486//        }
487        // Recents Panel
488        mRecentTasksLoader = new RecentTasksLoader(context);
489        updateRecentsPanel();
490
491        // receive broadcasts
492        IntentFilter filter = new IntentFilter();
493        filter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
494        filter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
495        filter.addAction(Intent.ACTION_SCREEN_OFF);
496        context.registerReceiver(mBroadcastReceiver, filter);
497
498        return mStatusBarView;
499    }
500
501    @Override
502    protected WindowManager.LayoutParams getRecentsLayoutParams(LayoutParams layoutParams) {
503        boolean opaque = false;
504        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
505                layoutParams.width,
506                layoutParams.height,
507                WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL,
508                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
509                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
510                | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
511                (opaque ? PixelFormat.OPAQUE : PixelFormat.TRANSLUCENT));
512        if (ActivityManager.isHighEndGfx(mDisplay)) {
513            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
514        } else {
515            lp.flags |= WindowManager.LayoutParams.FLAG_DIM_BEHIND;
516            lp.dimAmount = 0.75f;
517        }
518        lp.gravity = Gravity.BOTTOM | Gravity.LEFT;
519        lp.setTitle("RecentsPanel");
520        lp.windowAnimations = com.android.internal.R.style.Animation_RecentApplications;
521        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
522        | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
523        return lp;
524    }
525
526    @Override
527    protected WindowManager.LayoutParams getSearchLayoutParams(LayoutParams layoutParams) {
528        boolean opaque = false;
529        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
530                LayoutParams.MATCH_PARENT,
531                LayoutParams.MATCH_PARENT,
532                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
533                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
534                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
535                | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
536                (opaque ? PixelFormat.OPAQUE : PixelFormat.TRANSLUCENT));
537        if (ActivityManager.isHighEndGfx(mDisplay)) {
538            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
539        }
540        lp.gravity = Gravity.BOTTOM | Gravity.LEFT;
541        lp.setTitle("SearchPanel");
542        // TODO: Define custom animation for Search panel
543        lp.windowAnimations = com.android.internal.R.style.Animation_RecentApplications;
544        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
545        | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
546        return lp;
547    }
548
549    protected void updateRecentsPanel() {
550        super.updateRecentsPanel(R.layout.status_bar_recent_panel);
551        // Make .03 alpha the minimum so you always see the item a bit-- slightly below
552        // .03, the item disappears entirely (as if alpha = 0) and that discontinuity looks
553        // a bit jarring
554        mRecentsPanel.setMinSwipeAlpha(0.03f);
555        if (mNavigationBarView != null) {
556            mNavigationBarView.getRecentsButton().setOnTouchListener(mRecentsPanel);
557        }
558    }
559
560    @Override
561    protected void updateSearchPanel() {
562        super.updateSearchPanel();
563        mSearchPanelView.setStatusBarView(mNavigationBarView);
564        mNavigationBarView.setDelegateView(mSearchPanelView);
565    }
566
567    @Override
568    public void showSearchPanel() {
569        super.showSearchPanel();
570        WindowManager.LayoutParams lp =
571            (android.view.WindowManager.LayoutParams) mNavigationBarView.getLayoutParams();
572        lp.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
573        WindowManagerImpl.getDefault().updateViewLayout(mNavigationBarView, lp);
574    }
575
576    @Override
577    public void hideSearchPanel() {
578        super.hideSearchPanel();
579        WindowManager.LayoutParams lp =
580            (android.view.WindowManager.LayoutParams) mNavigationBarView.getLayoutParams();
581        lp.flags |= WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
582        WindowManagerImpl.getDefault().updateViewLayout(mNavigationBarView, lp);
583    }
584
585    protected int getStatusBarGravity() {
586        return Gravity.TOP | Gravity.FILL_HORIZONTAL;
587    }
588
589    public int getStatusBarHeight() {
590        if (mNaturalBarHeight < 0) {
591            final Resources res = mContext.getResources();
592            mNaturalBarHeight =
593                    res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
594        }
595        return mNaturalBarHeight;
596    }
597
598    private int getCloseViewHeight() {
599        return mCloseViewHeight;
600    }
601
602    private View.OnClickListener mRecentsClickListener = new View.OnClickListener() {
603        public void onClick(View v) {
604            toggleRecentApps();
605        }
606    };
607
608    private int mShowSearchHoldoff = 0;
609    private Runnable mShowSearchPanel = new Runnable() {
610        public void run() {
611            showSearchPanel();
612        }
613    };
614
615    View.OnTouchListener mHomeSearchActionListener = new View.OnTouchListener() {
616        public boolean onTouch(View v, MotionEvent event) {
617            switch(event.getAction()) {
618            case MotionEvent.ACTION_DOWN:
619                if (!shouldDisableNavbarGestures() && !inKeyguardRestrictedInputMode()) {
620                    mHandler.removeCallbacks(mShowSearchPanel);
621                    mHandler.postDelayed(mShowSearchPanel, mShowSearchHoldoff);
622                }
623            break;
624
625            case MotionEvent.ACTION_UP:
626            case MotionEvent.ACTION_CANCEL:
627                mHandler.removeCallbacks(mShowSearchPanel);
628            break;
629        }
630        return false;
631        }
632    };
633
634    private void prepareNavigationBarView() {
635        mNavigationBarView.reorient();
636
637        mNavigationBarView.getRecentsButton().setOnClickListener(mRecentsClickListener);
638        mNavigationBarView.getRecentsButton().setOnTouchListener(mRecentsPanel);
639        mNavigationBarView.getHomeButton().setOnTouchListener(mHomeSearchActionListener);
640        updateSearchPanel();
641    }
642
643    // For small-screen devices (read: phones) that lack hardware navigation buttons
644    private void addNavigationBar() {
645        if (DEBUG) Slog.v(TAG, "addNavigationBar: about to add " + mNavigationBarView);
646        if (mNavigationBarView == null) return;
647
648        prepareNavigationBarView();
649
650        WindowManagerImpl.getDefault().addView(
651                mNavigationBarView, getNavigationBarLayoutParams());
652    }
653
654    private void repositionNavigationBar() {
655        if (mNavigationBarView == null) return;
656
657        prepareNavigationBarView();
658
659        WindowManagerImpl.getDefault().updateViewLayout(
660                mNavigationBarView, getNavigationBarLayoutParams());
661    }
662
663    private WindowManager.LayoutParams getNavigationBarLayoutParams() {
664        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
665                LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT,
666                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR,
667                    0
668                    | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
669                    | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
670                    | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
671                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
672                PixelFormat.OPAQUE);
673        // this will allow the navbar to run in an overlay on devices that support this
674        if (ActivityManager.isHighEndGfx(mDisplay)) {
675            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
676        }
677
678        lp.setTitle("NavigationBar");
679        lp.windowAnimations = 0;
680        return lp;
681    }
682
683    private void addIntruderView() {
684        final int height = getStatusBarHeight();
685
686        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
687                ViewGroup.LayoutParams.MATCH_PARENT,
688                ViewGroup.LayoutParams.WRAP_CONTENT,
689                WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL, // above the status bar!
690                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
691                    | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS
692                    | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
693                    | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
694                    | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
695                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
696                PixelFormat.TRANSLUCENT);
697        lp.gravity = Gravity.TOP | Gravity.FILL_HORIZONTAL;
698        //lp.y += height * 1.5; // FIXME
699        lp.setTitle("IntruderAlert");
700        lp.packageName = mContext.getPackageName();
701        lp.windowAnimations = R.style.Animation_StatusBar_IntruderAlert;
702
703        WindowManagerImpl.getDefault().addView(mIntruderAlertView, lp);
704    }
705
706    public void addIcon(String slot, int index, int viewIndex, StatusBarIcon icon) {
707        if (SPEW) Slog.d(TAG, "addIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex
708                + " icon=" + icon);
709        StatusBarIconView view = new StatusBarIconView(mContext, slot, null);
710        view.set(icon);
711        mStatusIcons.addView(view, viewIndex, new LinearLayout.LayoutParams(mIconSize, mIconSize));
712    }
713
714    public void updateIcon(String slot, int index, int viewIndex,
715            StatusBarIcon old, StatusBarIcon icon) {
716        if (SPEW) Slog.d(TAG, "updateIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex
717                + " old=" + old + " icon=" + icon);
718        StatusBarIconView view = (StatusBarIconView)mStatusIcons.getChildAt(viewIndex);
719        view.set(icon);
720    }
721
722    public void removeIcon(String slot, int index, int viewIndex) {
723        if (SPEW) Slog.d(TAG, "removeIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex);
724        mStatusIcons.removeViewAt(viewIndex);
725    }
726
727    public void addNotification(IBinder key, StatusBarNotification notification) {
728        /* if (DEBUG) */ Slog.d(TAG, "addNotification score=" + notification.score);
729        StatusBarIconView iconView = addNotificationViews(key, notification);
730        if (iconView == null) return;
731
732        boolean immersive = false;
733        try {
734            immersive = ActivityManagerNative.getDefault().isTopActivityImmersive();
735            if (DEBUG) {
736                Slog.d(TAG, "Top activity is " + (immersive?"immersive":"not immersive"));
737            }
738        } catch (RemoteException ex) {
739        }
740
741        /*
742         * DISABLED due to missing API
743        if (ENABLE_INTRUDERS && (
744                   // TODO(dsandler): Only if the screen is on
745                notification.notification.intruderView != null)) {
746            Slog.d(TAG, "Presenting high-priority notification");
747            // special new transient ticker mode
748            // 1. Populate mIntruderAlertView
749
750            if (notification.notification.intruderView == null) {
751                Slog.e(TAG, notification.notification.toString() + " wanted to intrude but intruderView was null");
752                return;
753            }
754
755            // bind the click event to the content area
756            PendingIntent contentIntent = notification.notification.contentIntent;
757            final View.OnClickListener listener = (contentIntent != null)
758                    ? new NotificationClicker(contentIntent,
759                            notification.pkg, notification.tag, notification.id)
760                    : null;
761
762            mIntruderAlertView.applyIntruderContent(notification.notification.intruderView, listener);
763
764            mCurrentlyIntrudingNotification = notification;
765
766            // 2. Animate mIntruderAlertView in
767            mHandler.sendEmptyMessage(MSG_SHOW_INTRUDER);
768
769            // 3. Set alarm to age the notification off (TODO)
770            mHandler.removeMessages(MSG_HIDE_INTRUDER);
771            if (INTRUDER_ALERT_DECAY_MS > 0) {
772                mHandler.sendEmptyMessageDelayed(MSG_HIDE_INTRUDER, INTRUDER_ALERT_DECAY_MS);
773            }
774        } else
775         */
776
777        if (notification.notification.fullScreenIntent != null) {
778            // not immersive & a full-screen alert should be shown
779            Slog.d(TAG, "Notification has fullScreenIntent; sending fullScreenIntent");
780            try {
781                notification.notification.fullScreenIntent.send();
782            } catch (PendingIntent.CanceledException e) {
783            }
784        } else {
785            // usual case: status bar visible & not immersive
786
787            // show the ticker if there isn't an intruder too
788            if (mCurrentlyIntrudingNotification == null) {
789                tick(null, notification, true);
790            }
791        }
792
793        // Recalculate the position of the sliding windows and the titles.
794        setAreThereNotifications();
795        updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
796    }
797
798    public void removeNotification(IBinder key) {
799        StatusBarNotification old = removeNotificationViews(key);
800        if (SPEW) Slog.d(TAG, "removeNotification key=" + key + " old=" + old);
801
802        if (old != null) {
803            // Cancel the ticker if it's still running
804            mTicker.removeEntry(old);
805
806            // Recalculate the position of the sliding windows and the titles.
807            updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
808
809            if (ENABLE_INTRUDERS && old == mCurrentlyIntrudingNotification) {
810                mHandler.sendEmptyMessage(MSG_HIDE_INTRUDER);
811            }
812
813            if (CLOSE_PANEL_WHEN_EMPTIED && mNotificationData.size() == 0 && !mAnimating) {
814                animateCollapse();
815            }
816        }
817
818        setAreThereNotifications();
819    }
820
821    @Override
822    protected void onConfigurationChanged(Configuration newConfig) {
823        updateRecentsPanel();
824        updateShowSearchHoldoff();
825    }
826
827    private void updateShowSearchHoldoff() {
828        mShowSearchHoldoff = mContext.getResources().getInteger(
829            R.integer.config_show_search_delay);
830    }
831
832    private void loadNotificationShade() {
833        if (mPile == null) return;
834
835        int N = mNotificationData.size();
836
837        ArrayList<View> toShow = new ArrayList<View>();
838
839        final boolean provisioned = isDeviceProvisioned();
840        // If the device hasn't been through Setup, we only show system notifications
841        for (int i=0; i<N; i++) {
842            Entry ent = mNotificationData.get(N-i-1);
843            if (provisioned || showNotificationEvenIfUnprovisioned(ent.notification)) {
844                toShow.add(ent.row);
845            }
846        }
847
848        ArrayList<View> toRemove = new ArrayList<View>();
849        for (int i=0; i<mPile.getChildCount(); i++) {
850            View child = mPile.getChildAt(i);
851            if (!toShow.contains(child)) {
852                toRemove.add(child);
853            }
854        }
855
856        for (View remove : toRemove) {
857            mPile.removeView(remove);
858        }
859
860        for (int i=0; i<toShow.size(); i++) {
861            View v = toShow.get(i);
862            if (v.getParent() == null) {
863                mPile.addView(v, i);
864            }
865        }
866
867        mSettingsButton.setEnabled(isDeviceProvisioned());
868    }
869
870    private void reloadAllNotificationIcons() {
871        if (mNotificationIcons == null) return;
872        mNotificationIcons.removeAllViews();
873        updateNotificationIcons();
874    }
875
876    @Override
877    protected void updateNotificationIcons() {
878        if (mNotificationIcons == null) return;
879
880        loadNotificationShade();
881
882        final LinearLayout.LayoutParams params
883            = new LinearLayout.LayoutParams(mIconSize + 2*mIconHPadding, mNaturalBarHeight);
884
885        int N = mNotificationData.size();
886
887        if (DEBUG) {
888            Slog.d(TAG, "refreshing icons: " + N + " notifications, mNotificationIcons=" + mNotificationIcons);
889        }
890
891        ArrayList<View> toShow = new ArrayList<View>();
892
893        final boolean provisioned = isDeviceProvisioned();
894        // If the device hasn't been through Setup, we only show system notifications
895        for (int i=0; i<N; i++) {
896            Entry ent = mNotificationData.get(N-i-1);
897            if ((provisioned && ent.notification.score >= HIDE_ICONS_BELOW_SCORE)
898                    || showNotificationEvenIfUnprovisioned(ent.notification)) {
899                toShow.add(ent.icon);
900            }
901        }
902
903        ArrayList<View> toRemove = new ArrayList<View>();
904        for (int i=0; i<mNotificationIcons.getChildCount(); i++) {
905            View child = mNotificationIcons.getChildAt(i);
906            if (!toShow.contains(child)) {
907                toRemove.add(child);
908            }
909        }
910
911        for (View remove : toRemove) {
912            mNotificationIcons.removeView(remove);
913        }
914
915        for (int i=0; i<toShow.size(); i++) {
916            View v = toShow.get(i);
917            if (v.getParent() == null) {
918                mNotificationIcons.addView(v, i, params);
919            }
920        }
921    }
922
923    protected void updateCarrierLabelVisibility(boolean force) {
924        if (!SHOW_CARRIER_LABEL) return;
925        // The idea here is to only show the carrier label when there is enough room to see it,
926        // i.e. when there aren't enough notifications to fill the panel.
927        if (DEBUG) {
928            Slog.d(TAG, String.format("pileh=%d scrollh=%d carrierh=%d",
929                    mPile.getHeight(), mScrollView.getHeight(), mCarrierLabelHeight));
930        }
931
932        final boolean makeVisible =
933            mPile.getHeight() < (mScrollView.getHeight() - mCarrierLabelHeight);
934
935        if (force || mCarrierLabelVisible != makeVisible) {
936            mCarrierLabelVisible = makeVisible;
937            if (DEBUG) {
938                Slog.d(TAG, "making carrier label " + (makeVisible?"visible":"invisible"));
939            }
940            mCarrierLabel.animate().cancel();
941            if (makeVisible) {
942                mCarrierLabel.setVisibility(View.VISIBLE);
943            }
944            mCarrierLabel.animate()
945                .alpha(makeVisible ? 1f : 0f)
946                //.setStartDelay(makeVisible ? 500 : 0)
947                //.setDuration(makeVisible ? 750 : 100)
948                .setDuration(150)
949                .setListener(makeVisible ? null : new AnimatorListenerAdapter() {
950                    @Override
951                    public void onAnimationEnd(Animator animation) {
952                        if (!mCarrierLabelVisible) { // race
953                            mCarrierLabel.setVisibility(View.INVISIBLE);
954                            mCarrierLabel.setAlpha(0f);
955                        }
956                    }
957                })
958                .start();
959        }
960    }
961
962    @Override
963    protected void setAreThereNotifications() {
964        final boolean any = mNotificationData.size() > 0;
965
966        final boolean clearable = any && mNotificationData.hasClearableItems();
967
968        if (DEBUG) {
969            Slog.d(TAG, "setAreThereNotifications: N=" + mNotificationData.size()
970                    + " any=" + any + " clearable=" + clearable);
971        }
972
973        if (mClearButton.isShown()) {
974            if (clearable != (mClearButton.getAlpha() == 1.0f)) {
975                ObjectAnimator clearAnimation = ObjectAnimator.ofFloat(
976                        mClearButton, "alpha", clearable ? 1.0f : 0.0f).setDuration(250);
977                clearAnimation.addListener(new AnimatorListenerAdapter() {
978                    @Override
979                    public void onAnimationEnd(Animator animation) {
980                        if (mClearButton.getAlpha() <= 0.0f) {
981                            mClearButton.setVisibility(View.INVISIBLE);
982                        }
983                    }
984
985                    @Override
986                    public void onAnimationStart(Animator animation) {
987                        if (mClearButton.getAlpha() <= 0.0f) {
988                            mClearButton.setVisibility(View.VISIBLE);
989                        }
990                    }
991                });
992                clearAnimation.start();
993            }
994        } else {
995            mClearButton.setAlpha(clearable ? 1.0f : 0.0f);
996            mClearButton.setVisibility(clearable ? View.VISIBLE : View.INVISIBLE);
997        }
998        mClearButton.setEnabled(clearable);
999
1000        final View nlo = mStatusBarView.findViewById(R.id.notification_lights_out);
1001        final boolean showDot = (any&&!areLightsOn());
1002        if (showDot != (nlo.getAlpha() == 1.0f)) {
1003            if (showDot) {
1004                nlo.setAlpha(0f);
1005                nlo.setVisibility(View.VISIBLE);
1006            }
1007            nlo.animate()
1008                .alpha(showDot?1:0)
1009                .setDuration(showDot?750:250)
1010                .setInterpolator(new AccelerateInterpolator(2.0f))
1011                .setListener(showDot ? null : new AnimatorListenerAdapter() {
1012                    @Override
1013                    public void onAnimationEnd(Animator _a) {
1014                        nlo.setVisibility(View.GONE);
1015                    }
1016                })
1017                .start();
1018        }
1019
1020        updateCarrierLabelVisibility(false);
1021    }
1022
1023    public void showClock(boolean show) {
1024        if (mStatusBarView == null) return;
1025        View clock = mStatusBarView.findViewById(R.id.clock);
1026        if (clock != null) {
1027            clock.setVisibility(show ? View.VISIBLE : View.GONE);
1028        }
1029    }
1030
1031    /**
1032     * State is one or more of the DISABLE constants from StatusBarManager.
1033     */
1034    public void disable(int state) {
1035        final int old = mDisabled;
1036        final int diff = state ^ old;
1037        mDisabled = state;
1038
1039        if (DEBUG) {
1040            Slog.d(TAG, String.format("disable: 0x%08x -> 0x%08x (diff: 0x%08x)",
1041                old, state, diff));
1042        }
1043
1044        StringBuilder flagdbg = new StringBuilder();
1045        flagdbg.append("disable: < ");
1046        flagdbg.append(((state & StatusBarManager.DISABLE_EXPAND) != 0) ? "EXPAND" : "expand");
1047        flagdbg.append(((diff  & StatusBarManager.DISABLE_EXPAND) != 0) ? "* " : " ");
1048        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) ? "ICONS" : "icons");
1049        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) ? "* " : " ");
1050        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) != 0) ? "ALERTS" : "alerts");
1051        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) != 0) ? "* " : " ");
1052        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) ? "TICKER" : "ticker");
1053        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) ? "* " : " ");
1054        flagdbg.append(((state & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) ? "SYSTEM_INFO" : "system_info");
1055        flagdbg.append(((diff  & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) ? "* " : " ");
1056        flagdbg.append(((state & StatusBarManager.DISABLE_BACK) != 0) ? "BACK" : "back");
1057        flagdbg.append(((diff  & StatusBarManager.DISABLE_BACK) != 0) ? "* " : " ");
1058        flagdbg.append(((state & StatusBarManager.DISABLE_HOME) != 0) ? "HOME" : "home");
1059        flagdbg.append(((diff  & StatusBarManager.DISABLE_HOME) != 0) ? "* " : " ");
1060        flagdbg.append(((state & StatusBarManager.DISABLE_RECENT) != 0) ? "RECENT" : "recent");
1061        flagdbg.append(((diff  & StatusBarManager.DISABLE_RECENT) != 0) ? "* " : " ");
1062        flagdbg.append(((state & StatusBarManager.DISABLE_CLOCK) != 0) ? "CLOCK" : "clock");
1063        flagdbg.append(((diff  & StatusBarManager.DISABLE_CLOCK) != 0) ? "* " : " ");
1064        flagdbg.append(">");
1065        Slog.d(TAG, flagdbg.toString());
1066
1067        if ((diff & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) {
1068            mIcons.animate().cancel();
1069            if ((state & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) {
1070                if (mTicking) {
1071                    mTicker.halt();
1072                }
1073                mIcons.animate()
1074                    .alpha(0f)
1075                    .translationY(mNaturalBarHeight*0.5f)
1076                    //.setStartDelay(100)
1077                    .setDuration(175)
1078                    .setInterpolator(new DecelerateInterpolator(1.5f))
1079                    .setListener(mMakeIconsInvisible)
1080                    .start();
1081            } else {
1082                mIcons.setVisibility(View.VISIBLE);
1083                mIcons.animate()
1084                    .alpha(1f)
1085                    .translationY(0)
1086                    .setStartDelay(0)
1087                    .setInterpolator(new DecelerateInterpolator(1.5f))
1088                    .setDuration(175)
1089                    .start();
1090            }
1091        }
1092
1093        if ((diff & StatusBarManager.DISABLE_CLOCK) != 0) {
1094            boolean show = (state & StatusBarManager.DISABLE_CLOCK) == 0;
1095            showClock(show);
1096        }
1097        if ((diff & StatusBarManager.DISABLE_EXPAND) != 0) {
1098            if ((state & StatusBarManager.DISABLE_EXPAND) != 0) {
1099                animateCollapse();
1100            }
1101        }
1102
1103        if ((diff & (StatusBarManager.DISABLE_HOME
1104                        | StatusBarManager.DISABLE_RECENT
1105                        | StatusBarManager.DISABLE_BACK)) != 0) {
1106            // the nav bar will take care of these
1107            if (mNavigationBarView != null) mNavigationBarView.setDisabledFlags(state);
1108
1109            if ((state & StatusBarManager.DISABLE_RECENT) != 0) {
1110                // close recents if it's visible
1111                mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
1112                mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
1113            }
1114        }
1115
1116        if ((diff & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
1117            if ((state & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
1118                if (mTicking) {
1119                    mTicker.halt();
1120                } else {
1121                    setNotificationIconVisibility(false, com.android.internal.R.anim.fade_out);
1122                }
1123            } else {
1124                if (!mExpandedVisible) {
1125                    setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
1126                }
1127            }
1128        } else if ((diff & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
1129            if (mTicking && (state & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
1130                mTicker.halt();
1131            }
1132        }
1133    }
1134
1135    @Override
1136    protected BaseStatusBar.H createHandler() {
1137        return new PhoneStatusBar.H();
1138    }
1139
1140    /**
1141     * All changes to the status bar and notifications funnel through here and are batched.
1142     */
1143    private class H extends BaseStatusBar.H {
1144        public void handleMessage(Message m) {
1145            super.handleMessage(m);
1146            switch (m.what) {
1147                case MSG_OPEN_NOTIFICATION_PANEL:
1148                    animateExpand();
1149                    break;
1150                case MSG_CLOSE_NOTIFICATION_PANEL:
1151                    animateCollapse();
1152                    break;
1153                case MSG_SHOW_INTRUDER:
1154                    setIntruderAlertVisibility(true);
1155                    break;
1156                case MSG_HIDE_INTRUDER:
1157                    setIntruderAlertVisibility(false);
1158                    mCurrentlyIntrudingNotification = null;
1159                    break;
1160            }
1161        }
1162    }
1163
1164    final Runnable mAnimationCallback = new Runnable() {
1165        @Override
1166        public void run() {
1167            doAnimation(mChoreographer.getFrameTimeNanos());
1168        }
1169    };
1170
1171    final Runnable mRevealAnimationCallback = new Runnable() {
1172        @Override
1173        public void run() {
1174            doRevealAnimation(mChoreographer.getFrameTimeNanos());
1175        }
1176    };
1177
1178    View.OnFocusChangeListener mFocusChangeListener = new View.OnFocusChangeListener() {
1179        public void onFocusChange(View v, boolean hasFocus) {
1180            // Because 'v' is a ViewGroup, all its children will be (un)selected
1181            // too, which allows marqueeing to work.
1182            v.setSelected(hasFocus);
1183        }
1184    };
1185
1186    private void makeExpandedVisible(boolean revealAfterDraw) {
1187        if (SPEW) Slog.d(TAG, "Make expanded visible: expanded visible=" + mExpandedVisible);
1188        if (mExpandedVisible) {
1189            return;
1190        }
1191
1192        mExpandedVisible = true;
1193        mPile.setLayoutTransitionsEnabled(true);
1194        if (mNavigationBarView != null)
1195            mNavigationBarView.setSlippery(true);
1196
1197        updateCarrierLabelVisibility(true);
1198
1199        updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
1200
1201        // Expand the window to encompass the full screen in anticipation of the drag.
1202        // This is only possible to do atomically because the status bar is at the top of the screen!
1203        WindowManager.LayoutParams lp = (WindowManager.LayoutParams) mStatusBarWindow.getLayoutParams();
1204        lp.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
1205        lp.flags |= WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
1206        lp.height = ViewGroup.LayoutParams.MATCH_PARENT;
1207        final WindowManager wm = WindowManagerImpl.getDefault();
1208        wm.updateViewLayout(mStatusBarWindow, lp);
1209
1210        // Updating the window layout will force an expensive traversal/redraw.
1211        // Kick off the reveal animation after this is complete to avoid animation latency.
1212        if (revealAfterDraw) {
1213            mHandler.post(mStartRevealAnimation);
1214        }
1215
1216        visibilityChanged(true);
1217    }
1218
1219    public void animateExpand() {
1220        if (SPEW) Slog.d(TAG, "Animate expand: expanded=" + mExpanded);
1221        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1222            return ;
1223        }
1224        if (mExpanded) {
1225            return;
1226        }
1227
1228        prepareTracking(0, true);
1229        mHandler.post(mPerformSelfExpandFling);
1230    }
1231
1232    public void animateCollapse() {
1233        animateCollapse(CommandQueue.FLAG_EXCLUDE_NONE);
1234    }
1235
1236    public void animateCollapse(int flags) {
1237        animateCollapse(flags, 1.0f);
1238    }
1239
1240    public void animateCollapse(int flags, float velocityMultiplier) {
1241        if (SPEW) {
1242            Slog.d(TAG, "animateCollapse(): mExpanded=" + mExpanded
1243                    + " mExpandedVisible=" + mExpandedVisible
1244                    + " mExpanded=" + mExpanded
1245                    + " mAnimating=" + mAnimating
1246                    + " mAnimY=" + mAnimY
1247                    + " mAnimVel=" + mAnimVel
1248                    + " flags=" + flags);
1249        }
1250
1251        if ((flags & CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL) == 0) {
1252            mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
1253            mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
1254        }
1255
1256        if ((flags & CommandQueue.FLAG_EXCLUDE_SEARCH_PANEL) == 0) {
1257            mHandler.removeMessages(MSG_CLOSE_SEARCH_PANEL);
1258            mHandler.sendEmptyMessage(MSG_CLOSE_SEARCH_PANEL);
1259        }
1260
1261        if (!mExpandedVisible) {
1262            return;
1263        }
1264
1265        int y;
1266        if (mAnimating) {
1267            y = (int)mAnimY;
1268        } else {
1269            y = getExpandedViewMaxHeight()-1;
1270        }
1271        // Let the fling think that we're open so it goes in the right direction
1272        // and doesn't try to re-open the windowshade.
1273        mExpanded = true;
1274        prepareTracking(y, false);
1275        performFling(y, -mSelfCollapseVelocityPx*velocityMultiplier, true);
1276    }
1277
1278    void performExpand() {
1279        if (SPEW) Slog.d(TAG, "performExpand: mExpanded=" + mExpanded);
1280        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1281            return ;
1282        }
1283        if (mExpanded) {
1284            return;
1285        }
1286
1287        mExpanded = true;
1288        makeExpandedVisible(false);
1289        updateExpandedViewPos(EXPANDED_FULL_OPEN);
1290
1291        if (false) postStartTracing();
1292    }
1293
1294    void performCollapse() {
1295        if (SPEW) Slog.d(TAG, "performCollapse: mExpanded=" + mExpanded
1296                + " mExpandedVisible=" + mExpandedVisible);
1297
1298        if (!mExpandedVisible) {
1299            return;
1300        }
1301        mExpandedVisible = false;
1302        mPile.setLayoutTransitionsEnabled(false);
1303        if (mNavigationBarView != null)
1304            mNavigationBarView.setSlippery(false);
1305        visibilityChanged(false);
1306
1307        // Shrink the window to the size of the status bar only
1308        WindowManager.LayoutParams lp = (WindowManager.LayoutParams) mStatusBarWindow.getLayoutParams();
1309        lp.height = getStatusBarHeight();
1310        lp.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
1311        lp.flags &= ~WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
1312        final WindowManager wm = WindowManagerImpl.getDefault();
1313        wm.updateViewLayout(mStatusBarWindow, lp);
1314
1315        if ((mDisabled & StatusBarManager.DISABLE_NOTIFICATION_ICONS) == 0) {
1316            setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
1317        }
1318
1319        if (!mExpanded) {
1320            return;
1321        }
1322        mExpanded = false;
1323
1324        // Close any "App info" popups that might have snuck on-screen
1325        dismissPopups();
1326
1327        if (mPostCollapseCleanup != null) {
1328            mPostCollapseCleanup.run();
1329            mPostCollapseCleanup = null;
1330        }
1331    }
1332
1333    void resetLastAnimTime() {
1334        mAnimLastTimeNanos = System.nanoTime();
1335        if (SPEW) {
1336            Throwable t = new Throwable();
1337            t.fillInStackTrace();
1338            Slog.d(TAG, "resetting last anim time=" + mAnimLastTimeNanos, t);
1339        }
1340    }
1341
1342    void doAnimation(long frameTimeNanos) {
1343        if (mAnimating) {
1344            if (SPEW) Slog.d(TAG, "doAnimation dt=" + (frameTimeNanos - mAnimLastTimeNanos));
1345            if (SPEW) Slog.d(TAG, "doAnimation before mAnimY=" + mAnimY);
1346            incrementAnim(frameTimeNanos);
1347            if (SPEW) {
1348                Slog.d(TAG, "doAnimation after  mAnimY=" + mAnimY);
1349                Slog.d(TAG, "doAnimation expandedViewMax=" + getExpandedViewMaxHeight());
1350            }
1351
1352            if (mAnimY >= getExpandedViewMaxHeight()-1 && !mClosing) {
1353                if (SPEW) Slog.d(TAG, "Animation completed to expanded state.");
1354                mAnimating = false;
1355                updateExpandedViewPos(EXPANDED_FULL_OPEN);
1356                performExpand();
1357                return;
1358            }
1359
1360            if (mAnimY == 0 && mAnimAccel == 0 && mClosing) {
1361                if (SPEW) Slog.d(TAG, "Animation completed to collapsed state.");
1362                mAnimating = false;
1363                performCollapse();
1364                return;
1365            }
1366
1367            if (mAnimY < getStatusBarHeight() && mClosing) {
1368                // Draw one more frame with the bar positioned at the top of the screen
1369                // before ending the animation so that the user sees the bar in
1370                // its final position.  The call to performCollapse() causes a window
1371                // relayout which takes time and might cause the animation to skip
1372                // on the very last frame before the bar disappears if we did it now.
1373                mAnimY = 0;
1374                mAnimAccel = 0;
1375                mAnimVel = 0;
1376            }
1377
1378            updateExpandedViewPos((int)mAnimY);
1379            mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
1380                    mAnimationCallback, null);
1381        }
1382    }
1383
1384    void stopTracking() {
1385        if (!mTracking)
1386            return;
1387        mTracking = false;
1388        setPileLayers(View.LAYER_TYPE_NONE);
1389        mVelocityTracker.recycle();
1390        mVelocityTracker = null;
1391        mCloseView.setPressed(false);
1392    }
1393
1394    /**
1395     * Enables or disables layers on the children of the notifications pile.
1396     *
1397     * When layers are enabled, this method attempts to enable layers for the minimal
1398     * number of children. Only children visible when the notification area is fully
1399     * expanded will receive a layer. The technique used in this method might cause
1400     * more children than necessary to get a layer (at most one extra child with the
1401     * current UI.)
1402     *
1403     * @param layerType {@link View#LAYER_TYPE_NONE} or {@link View#LAYER_TYPE_HARDWARE}
1404     */
1405    private void setPileLayers(int layerType) {
1406        final int count = mPile.getChildCount();
1407
1408        switch (layerType) {
1409            case View.LAYER_TYPE_NONE:
1410                for (int i = 0; i < count; i++) {
1411                    mPile.getChildAt(i).setLayerType(layerType, null);
1412                }
1413                break;
1414            case View.LAYER_TYPE_HARDWARE:
1415                final int[] location = new int[2];
1416                mNotificationPanel.getLocationInWindow(location);
1417
1418                final int left = location[0];
1419                final int top = location[1];
1420                final int right = left + mNotificationPanel.getWidth();
1421                final int bottom = top + getExpandedViewMaxHeight();
1422
1423                final Rect childBounds = new Rect();
1424
1425                for (int i = 0; i < count; i++) {
1426                    final View view = mPile.getChildAt(i);
1427                    view.getLocationInWindow(location);
1428
1429                    childBounds.set(location[0], location[1],
1430                            location[0] + view.getWidth(), location[1] + view.getHeight());
1431
1432                    if (childBounds.intersects(left, top, right, bottom)) {
1433                        view.setLayerType(layerType, null);
1434                    }
1435                }
1436
1437                break;
1438        }
1439    }
1440
1441    void incrementAnim(long frameTimeNanos) {
1442        final long deltaNanos = Math.max(frameTimeNanos - mAnimLastTimeNanos, 0);
1443        final float t = deltaNanos * 0.000000001f;                  // ns -> s
1444        final float y = mAnimY;
1445        final float v = mAnimVel;                                   // px/s
1446        final float a = mAnimAccel;                                 // px/s/s
1447        mAnimY = y + (v*t) + (0.5f*a*t*t);                          // px
1448        mAnimVel = v + (a*t);                                       // px/s
1449        mAnimLastTimeNanos = frameTimeNanos;                        // ns
1450        //Slog.d(TAG, "y=" + y + " v=" + v + " a=" + a + " t=" + t + " mAnimY=" + mAnimY
1451        //        + " mAnimAccel=" + mAnimAccel);
1452    }
1453
1454    void doRevealAnimation(long frameTimeNanos) {
1455        if (SPEW) {
1456            Slog.d(TAG, "doRevealAnimation: dt=" + (frameTimeNanos - mAnimLastTimeNanos));
1457        }
1458        final int h = mNotificationPanelMinHeight;
1459        if (mAnimatingReveal && mAnimating && mAnimY < h) {
1460            incrementAnim(frameTimeNanos);
1461            if (mAnimY >= h) {
1462                mAnimY = h;
1463                updateExpandedViewPos((int)mAnimY);
1464            } else {
1465                updateExpandedViewPos((int)mAnimY);
1466                mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
1467                        mRevealAnimationCallback, null);
1468            }
1469        }
1470    }
1471
1472    void prepareTracking(int y, boolean opening) {
1473        if (CHATTY) {
1474            Slog.d(TAG, "panel: beginning to track the user's touch, y=" + y + " opening=" + opening);
1475        }
1476
1477        mCloseView.setPressed(true);
1478
1479        mTracking = true;
1480        setPileLayers(View.LAYER_TYPE_HARDWARE);
1481        mVelocityTracker = VelocityTracker.obtain();
1482        if (opening) {
1483            makeExpandedVisible(true);
1484        } else {
1485            // it's open, close it?
1486            if (mAnimating) {
1487                mAnimating = false;
1488                mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
1489                        mAnimationCallback, null);
1490            }
1491            updateExpandedViewPos(y + mViewDelta);
1492        }
1493    }
1494
1495    void performFling(int y, float vel, boolean always) {
1496        if (CHATTY) {
1497            Slog.d(TAG, "panel: will fling, y=" + y + " vel=" + vel + " mExpanded=" + mExpanded);
1498        }
1499
1500        mAnimatingReveal = false;
1501
1502        mAnimY = y;
1503        mAnimVel = vel;
1504
1505        //Slog.d(TAG, "starting with mAnimY=" + mAnimY + " mAnimVel=" + mAnimVel);
1506
1507        if (mExpanded) {
1508            if (!always && (
1509                    vel > mFlingCollapseMinVelocityPx
1510                    || (y > (getExpandedViewMaxHeight()*(1f-mCollapseMinDisplayFraction)) &&
1511                        vel > -mFlingExpandMinVelocityPx))) {
1512                // We are expanded, but they didn't move sufficiently to cause
1513                // us to retract.  Animate back to the expanded position.
1514                mAnimAccel = mExpandAccelPx;
1515                if (vel < 0) {
1516                    mAnimVel = 0;
1517                }
1518            }
1519            else {
1520                // We are expanded and are now going to animate away.
1521                mAnimAccel = -mCollapseAccelPx;
1522                if (vel > 0) {
1523                    mAnimVel = 0;
1524                }
1525            }
1526        } else {
1527            if (always || (
1528                    vel > mFlingExpandMinVelocityPx
1529                    || (y > (getExpandedViewMaxHeight()*(1f-mExpandMinDisplayFraction)) &&
1530                        vel > -mFlingCollapseMinVelocityPx))) {
1531                // We are collapsed, and they moved enough to allow us to
1532                // expand.  Animate in the notifications.
1533                mAnimAccel = mExpandAccelPx;
1534                if (vel < 0) {
1535                    mAnimVel = 0;
1536                }
1537            }
1538            else {
1539                // We are collapsed, but they didn't move sufficiently to cause
1540                // us to retract.  Animate back to the collapsed position.
1541                mAnimAccel = -mCollapseAccelPx;
1542                if (vel > 0) {
1543                    mAnimVel = 0;
1544                }
1545            }
1546        }
1547        //Slog.d(TAG, "mAnimY=" + mAnimY + " mAnimVel=" + mAnimVel
1548        //        + " mAnimAccel=" + mAnimAccel);
1549
1550        resetLastAnimTime();
1551        mAnimating = true;
1552        mClosing = mAnimAccel < 0;
1553
1554        mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
1555                mAnimationCallback, null);
1556        mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
1557                mRevealAnimationCallback, null);
1558        mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
1559                mAnimationCallback, null);
1560        stopTracking();
1561    }
1562
1563    boolean handleUniverseEvent(MotionEvent event) {
1564        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1565            return false;
1566        }
1567        if (mExpanded) {
1568            return false;
1569        }
1570        if (mUniverseBackground.consumeEvent(event)) {
1571            if (mTracking) {
1572                // fling back to the top, starting from the last tracked position.
1573                mFlingY = mTrackingPosition;
1574                mViewDelta = 0;
1575                mFlingVelocity = -1;
1576                mHandler.post(mPerformFling);
1577            }
1578            return true;
1579        }
1580        return false;
1581    }
1582
1583    boolean interceptTouchEvent(MotionEvent event) {
1584        if (SPEW) {
1585            Slog.d(TAG, "Touch: rawY=" + event.getRawY() + " event=" + event + " mDisabled="
1586                + mDisabled + " mTracking=" + mTracking);
1587        } else if (CHATTY) {
1588            if (event.getAction() != MotionEvent.ACTION_MOVE) {
1589                Slog.d(TAG, String.format(
1590                            "panel: %s at (%f, %f) mDisabled=0x%08x",
1591                            MotionEvent.actionToString(event.getAction()),
1592                            event.getRawX(), event.getRawY(), mDisabled));
1593            }
1594        }
1595
1596        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1597            return false;
1598        }
1599
1600        final int y = (int)event.getRawY();
1601        final int action = event.getAction();
1602        final int statusBarSize = getStatusBarHeight();
1603        final int hitSize = statusBarSize*2;
1604        if (action == MotionEvent.ACTION_DOWN) {
1605            if (!areLightsOn()) {
1606                setLightsOn(true);
1607            }
1608
1609            if (!mExpanded) {
1610                mViewDelta = statusBarSize - y;
1611            } else {
1612                mCloseView.getLocationOnScreen(mAbsPos);
1613                mViewDelta = mAbsPos[1]
1614                           + getCloseViewHeight() // XXX: not closeViewHeight, but paddingBottom from the 9patch
1615                           + mNotificationPanelBackgroundPadding.top
1616                           + mNotificationPanelBackgroundPadding.bottom
1617                           - y;
1618            }
1619            if ((!mExpanded && y < hitSize) ||
1620                    // @@ add taps outside the panel if it's not full-screen
1621                    (mExpanded && y > (getExpandedViewMaxHeight()-hitSize))) {
1622                // We drop events at the edge of the screen to make the windowshade come
1623                // down by accident less, especially when pushing open a device with a keyboard
1624                // that rotates (like g1 and droid)
1625                int x = (int)event.getRawX();
1626                final int edgeBorder = mEdgeBorder;
1627                if (x >= edgeBorder && x < mDisplayMetrics.widthPixels - edgeBorder) {
1628                    prepareTracking(y, !mExpanded);// opening if we're not already fully visible
1629                    trackMovement(event);
1630                }
1631            }
1632        } else if (mTracking) {
1633            trackMovement(event);
1634            if (action == MotionEvent.ACTION_MOVE) {
1635                if (mAnimatingReveal && (y + mViewDelta) < mNotificationPanelMinHeight) {
1636                    // nothing
1637                } else  {
1638                    mAnimatingReveal = false;
1639                    updateExpandedViewPos(y + mViewDelta);
1640                }
1641            } else if (action == MotionEvent.ACTION_UP
1642                    || action == MotionEvent.ACTION_CANCEL) {
1643                mVelocityTracker.computeCurrentVelocity(1000);
1644
1645                float yVel = mVelocityTracker.getYVelocity();
1646                boolean negative = yVel < 0;
1647
1648                float xVel = mVelocityTracker.getXVelocity();
1649                if (xVel < 0) {
1650                    xVel = -xVel;
1651                }
1652                if (xVel > mFlingGestureMaxXVelocityPx) {
1653                    xVel = mFlingGestureMaxXVelocityPx; // limit how much we care about the x axis
1654                }
1655
1656                float vel = (float)Math.hypot(yVel, xVel);
1657                if (vel > mFlingGestureMaxOutputVelocityPx) {
1658                    vel = mFlingGestureMaxOutputVelocityPx;
1659                }
1660                if (negative) {
1661                    vel = -vel;
1662                }
1663
1664                if (CHATTY) {
1665                    Slog.d(TAG, String.format("gesture: vraw=(%f,%f) vnorm=(%f,%f) vlinear=%f",
1666                        mVelocityTracker.getXVelocity(),
1667                        mVelocityTracker.getYVelocity(),
1668                        xVel, yVel,
1669                        vel));
1670                }
1671
1672                if (mTrackingPosition == mNotificationPanelMinHeight) {
1673                    // start the fling from the tracking position, ignore y and view delta
1674                    mFlingY = mTrackingPosition;
1675                    mViewDelta = 0;
1676                } else {
1677                    mFlingY = y;
1678                }
1679                mFlingVelocity = vel;
1680                mHandler.post(mPerformFling);
1681            }
1682
1683        }
1684        return false;
1685    }
1686
1687    private void trackMovement(MotionEvent event) {
1688        // Add movement to velocity tracker using raw screen X and Y coordinates instead
1689        // of window coordinates because the window frame may be moving at the same time.
1690        float deltaX = event.getRawX() - event.getX();
1691        float deltaY = event.getRawY() - event.getY();
1692        event.offsetLocation(deltaX, deltaY);
1693        mVelocityTracker.addMovement(event);
1694        event.offsetLocation(-deltaX, -deltaY);
1695    }
1696
1697    @Override // CommandQueue
1698    public void setNavigationIconHints(int hints) {
1699        if (hints == mNavigationIconHints) return;
1700
1701        mNavigationIconHints = hints;
1702
1703        if (mNavigationBarView != null) {
1704            mNavigationBarView.setNavigationIconHints(hints);
1705        }
1706    }
1707
1708    @Override // CommandQueue
1709    public void setSystemUiVisibility(int vis, int mask) {
1710        final int oldVal = mSystemUiVisibility;
1711        final int newVal = (oldVal&~mask) | (vis&mask);
1712        final int diff = newVal ^ oldVal;
1713
1714        if (diff != 0) {
1715            mSystemUiVisibility = newVal;
1716
1717            if (0 != (diff & View.SYSTEM_UI_FLAG_LOW_PROFILE)) {
1718                final boolean lightsOut = (0 != (vis & View.SYSTEM_UI_FLAG_LOW_PROFILE));
1719                if (lightsOut) {
1720                    animateCollapse();
1721                    if (mTicking) {
1722                        mTicker.halt();
1723                    }
1724                }
1725
1726                if (mNavigationBarView != null) {
1727                    mNavigationBarView.setLowProfile(lightsOut);
1728                }
1729
1730                setStatusBarLowProfile(lightsOut);
1731            }
1732
1733            notifyUiVisibilityChanged();
1734        }
1735    }
1736
1737    private void setStatusBarLowProfile(boolean lightsOut) {
1738        if (mLightsOutAnimation == null) {
1739            final View notifications = mStatusBarView.findViewById(R.id.notification_icon_area);
1740            final View systemIcons = mStatusBarView.findViewById(R.id.statusIcons);
1741            final View signal = mStatusBarView.findViewById(R.id.signal_cluster);
1742            final View battery = mStatusBarView.findViewById(R.id.battery);
1743            final View clock = mStatusBarView.findViewById(R.id.clock);
1744
1745            mLightsOutAnimation = new AnimatorSet();
1746            mLightsOutAnimation.playTogether(
1747                    ObjectAnimator.ofFloat(notifications, View.ALPHA, 0),
1748                    ObjectAnimator.ofFloat(systemIcons, View.ALPHA, 0),
1749                    ObjectAnimator.ofFloat(signal, View.ALPHA, 0),
1750                    ObjectAnimator.ofFloat(battery, View.ALPHA, 0.5f),
1751                    ObjectAnimator.ofFloat(clock, View.ALPHA, 0.5f)
1752                );
1753            mLightsOutAnimation.setDuration(750);
1754
1755            mLightsOnAnimation = new AnimatorSet();
1756            mLightsOnAnimation.playTogether(
1757                    ObjectAnimator.ofFloat(notifications, View.ALPHA, 1),
1758                    ObjectAnimator.ofFloat(systemIcons, View.ALPHA, 1),
1759                    ObjectAnimator.ofFloat(signal, View.ALPHA, 1),
1760                    ObjectAnimator.ofFloat(battery, View.ALPHA, 1),
1761                    ObjectAnimator.ofFloat(clock, View.ALPHA, 1)
1762                );
1763            mLightsOnAnimation.setDuration(250);
1764        }
1765
1766        mLightsOutAnimation.cancel();
1767        mLightsOnAnimation.cancel();
1768
1769        final Animator a = lightsOut ? mLightsOutAnimation : mLightsOnAnimation;
1770        a.start();
1771
1772        setAreThereNotifications();
1773    }
1774
1775    private boolean areLightsOn() {
1776        return 0 == (mSystemUiVisibility & View.SYSTEM_UI_FLAG_LOW_PROFILE);
1777    }
1778
1779    public void setLightsOn(boolean on) {
1780        Log.v(TAG, "setLightsOn(" + on + ")");
1781        if (on) {
1782            setSystemUiVisibility(0, View.SYSTEM_UI_FLAG_LOW_PROFILE);
1783        } else {
1784            setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE, View.SYSTEM_UI_FLAG_LOW_PROFILE);
1785        }
1786    }
1787
1788    private void notifyUiVisibilityChanged() {
1789        try {
1790            mWindowManager.statusBarVisibilityChanged(mSystemUiVisibility);
1791        } catch (RemoteException ex) {
1792        }
1793    }
1794
1795    public void topAppWindowChanged(boolean showMenu) {
1796        if (DEBUG) {
1797            Slog.d(TAG, (showMenu?"showing":"hiding") + " the MENU button");
1798        }
1799        if (mNavigationBarView != null) {
1800            mNavigationBarView.setMenuVisibility(showMenu);
1801        }
1802
1803        // See above re: lights-out policy for legacy apps.
1804        if (showMenu) setLightsOn(true);
1805    }
1806
1807    @Override
1808    public void setImeWindowStatus(IBinder token, int vis, int backDisposition) {
1809        boolean altBack = (backDisposition == InputMethodService.BACK_DISPOSITION_WILL_DISMISS)
1810            || ((vis & InputMethodService.IME_VISIBLE) != 0);
1811
1812        mCommandQueue.setNavigationIconHints(
1813                altBack ? (mNavigationIconHints | StatusBarManager.NAVIGATION_HINT_BACK_ALT)
1814                        : (mNavigationIconHints & ~StatusBarManager.NAVIGATION_HINT_BACK_ALT));
1815    }
1816
1817    @Override
1818    public void setHardKeyboardStatus(boolean available, boolean enabled) { }
1819
1820    private class NotificationClicker implements View.OnClickListener {
1821        private PendingIntent mIntent;
1822        private String mPkg;
1823        private String mTag;
1824        private int mId;
1825
1826        NotificationClicker(PendingIntent intent, String pkg, String tag, int id) {
1827            mIntent = intent;
1828            mPkg = pkg;
1829            mTag = tag;
1830            mId = id;
1831        }
1832
1833        public void onClick(View v) {
1834            try {
1835                // The intent we are sending is for the application, which
1836                // won't have permission to immediately start an activity after
1837                // the user switches to home.  We know it is safe to do at this
1838                // point, so make sure new activity switches are now allowed.
1839                ActivityManagerNative.getDefault().resumeAppSwitches();
1840                // Also, notifications can be launched from the lock screen,
1841                // so dismiss the lock screen when the activity starts.
1842                ActivityManagerNative.getDefault().dismissKeyguardOnNextActivity();
1843            } catch (RemoteException e) {
1844            }
1845
1846            if (mIntent != null) {
1847                int[] pos = new int[2];
1848                v.getLocationOnScreen(pos);
1849                Intent overlay = new Intent();
1850                overlay.setSourceBounds(
1851                        new Rect(pos[0], pos[1], pos[0]+v.getWidth(), pos[1]+v.getHeight()));
1852                try {
1853                    mIntent.send(mContext, 0, overlay);
1854                } catch (PendingIntent.CanceledException e) {
1855                    // the stack trace isn't very helpful here.  Just log the exception message.
1856                    Slog.w(TAG, "Sending contentIntent failed: " + e);
1857                }
1858
1859                KeyguardManager kgm =
1860                    (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE);
1861                if (kgm != null) kgm.exitKeyguardSecurely(null);
1862            }
1863
1864            try {
1865                mBarService.onNotificationClick(mPkg, mTag, mId);
1866            } catch (RemoteException ex) {
1867                // system process is dead if we're here.
1868            }
1869
1870            // close the shade if it was open
1871            animateCollapse();
1872
1873            // If this click was on the intruder alert, hide that instead
1874            mHandler.sendEmptyMessage(MSG_HIDE_INTRUDER);
1875        }
1876    }
1877
1878    @Override
1879    protected void tick(IBinder key, StatusBarNotification n, boolean firstTime) {
1880        // no ticking in lights-out mode
1881        if (!areLightsOn()) return;
1882
1883        // no ticking in Setup
1884        if (!isDeviceProvisioned()) return;
1885
1886        // Show the ticker if one is requested. Also don't do this
1887        // until status bar window is attached to the window manager,
1888        // because...  well, what's the point otherwise?  And trying to
1889        // run a ticker without being attached will crash!
1890        if (n.notification.tickerText != null && mStatusBarWindow.getWindowToken() != null) {
1891            if (0 == (mDisabled & (StatusBarManager.DISABLE_NOTIFICATION_ICONS
1892                            | StatusBarManager.DISABLE_NOTIFICATION_TICKER))) {
1893                mTicker.addEntry(n);
1894            }
1895        }
1896    }
1897
1898    private class MyTicker extends Ticker {
1899        MyTicker(Context context, View sb) {
1900            super(context, sb);
1901        }
1902
1903        @Override
1904        public void tickerStarting() {
1905            mTicking = true;
1906            mIcons.setVisibility(View.GONE);
1907            mTickerView.setVisibility(View.VISIBLE);
1908            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.push_up_in, null));
1909            mIcons.startAnimation(loadAnim(com.android.internal.R.anim.push_up_out, null));
1910        }
1911
1912        @Override
1913        public void tickerDone() {
1914            mIcons.setVisibility(View.VISIBLE);
1915            mTickerView.setVisibility(View.GONE);
1916            mIcons.startAnimation(loadAnim(com.android.internal.R.anim.push_down_in, null));
1917            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.push_down_out,
1918                        mTickingDoneListener));
1919        }
1920
1921        public void tickerHalting() {
1922            mIcons.setVisibility(View.VISIBLE);
1923            mTickerView.setVisibility(View.GONE);
1924            mIcons.startAnimation(loadAnim(com.android.internal.R.anim.fade_in, null));
1925            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.fade_out,
1926                        mTickingDoneListener));
1927        }
1928    }
1929
1930    Animation.AnimationListener mTickingDoneListener = new Animation.AnimationListener() {;
1931        public void onAnimationEnd(Animation animation) {
1932            mTicking = false;
1933        }
1934        public void onAnimationRepeat(Animation animation) {
1935        }
1936        public void onAnimationStart(Animation animation) {
1937        }
1938    };
1939
1940    private Animation loadAnim(int id, Animation.AnimationListener listener) {
1941        Animation anim = AnimationUtils.loadAnimation(mContext, id);
1942        if (listener != null) {
1943            anim.setAnimationListener(listener);
1944        }
1945        return anim;
1946    }
1947
1948    public static String viewInfo(View v) {
1949        return "[(" + v.getLeft() + "," + v.getTop() + ")(" + v.getRight() + "," + v.getBottom()
1950                + ") " + v.getWidth() + "x" + v.getHeight() + "]";
1951    }
1952
1953    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
1954        synchronized (mQueueLock) {
1955            pw.println("Current Status Bar state:");
1956            pw.println("  mExpanded=" + mExpanded
1957                    + ", mExpandedVisible=" + mExpandedVisible);
1958            pw.println("  mTicking=" + mTicking);
1959            pw.println("  mTracking=" + mTracking);
1960            pw.println("  mAnimating=" + mAnimating
1961                    + ", mAnimY=" + mAnimY + ", mAnimVel=" + mAnimVel
1962                    + ", mAnimAccel=" + mAnimAccel);
1963            pw.println("  mAnimLastTimeNanos=" + mAnimLastTimeNanos);
1964            pw.println("  mAnimatingReveal=" + mAnimatingReveal
1965                    + " mViewDelta=" + mViewDelta);
1966            pw.println("  mDisplayMetrics=" + mDisplayMetrics);
1967            pw.println("  mPile: " + viewInfo(mPile));
1968            pw.println("  mCloseView: " + viewInfo(mCloseView));
1969            pw.println("  mTickerView: " + viewInfo(mTickerView));
1970            pw.println("  mScrollView: " + viewInfo(mScrollView)
1971                    + " scroll " + mScrollView.getScrollX() + "," + mScrollView.getScrollY());
1972        }
1973
1974        pw.print("  mNavigationBarView=");
1975        if (mNavigationBarView == null) {
1976            pw.println("null");
1977        } else {
1978            mNavigationBarView.dump(fd, pw, args);
1979        }
1980
1981        if (DUMPTRUCK) {
1982            synchronized (mNotificationData) {
1983                int N = mNotificationData.size();
1984                pw.println("  notification icons: " + N);
1985                for (int i=0; i<N; i++) {
1986                    NotificationData.Entry e = mNotificationData.get(i);
1987                    pw.println("    [" + i + "] key=" + e.key + " icon=" + e.icon);
1988                    StatusBarNotification n = e.notification;
1989                    pw.println("         pkg=" + n.pkg + " id=" + n.id + " score=" + n.score);
1990                    pw.println("         notification=" + n.notification);
1991                    pw.println("         tickerText=\"" + n.notification.tickerText + "\"");
1992                }
1993            }
1994
1995            int N = mStatusIcons.getChildCount();
1996            pw.println("  system icons: " + N);
1997            for (int i=0; i<N; i++) {
1998                StatusBarIconView ic = (StatusBarIconView) mStatusIcons.getChildAt(i);
1999                pw.println("    [" + i + "] icon=" + ic);
2000            }
2001
2002            if (false) {
2003                pw.println("see the logcat for a dump of the views we have created.");
2004                // must happen on ui thread
2005                mHandler.post(new Runnable() {
2006                        public void run() {
2007                            mStatusBarView.getLocationOnScreen(mAbsPos);
2008                            Slog.d(TAG, "mStatusBarView: ----- (" + mAbsPos[0] + "," + mAbsPos[1]
2009                                    + ") " + mStatusBarView.getWidth() + "x"
2010                                    + getStatusBarHeight());
2011                            mStatusBarView.debug();
2012                        }
2013                    });
2014            }
2015        }
2016
2017        mNetworkController.dump(fd, pw, args);
2018    }
2019
2020    @Override
2021    public void createAndAddWindows() {
2022        addStatusBarWindow();
2023    }
2024
2025    private void addStatusBarWindow() {
2026        // Put up the view
2027        final int height = getStatusBarHeight();
2028
2029        // Now that the status bar window encompasses the sliding panel and its
2030        // translucent backdrop, the entire thing is made TRANSLUCENT and is
2031        // hardware-accelerated.
2032        final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
2033                ViewGroup.LayoutParams.MATCH_PARENT,
2034                height,
2035                WindowManager.LayoutParams.TYPE_STATUS_BAR,
2036                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
2037                    | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
2038                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
2039                PixelFormat.TRANSLUCENT);
2040
2041        lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
2042
2043        lp.gravity = getStatusBarGravity();
2044        lp.setTitle("StatusBar");
2045        lp.packageName = mContext.getPackageName();
2046
2047        makeStatusBarView();
2048        WindowManagerImpl.getDefault().addView(mStatusBarWindow, lp);
2049    }
2050
2051    void setNotificationIconVisibility(boolean visible, int anim) {
2052        int old = mNotificationIcons.getVisibility();
2053        int v = visible ? View.VISIBLE : View.INVISIBLE;
2054        if (old != v) {
2055            mNotificationIcons.setVisibility(v);
2056            mNotificationIcons.startAnimation(loadAnim(anim, null));
2057        }
2058    }
2059
2060    void updateExpandedInvisiblePosition() {
2061        mTrackingPosition = -mDisplayMetrics.heightPixels;
2062    }
2063
2064    static final float saturate(float a) {
2065        return a < 0f ? 0f : (a > 1f ? 1f : a);
2066    }
2067
2068    @Override
2069    protected int getExpandedViewMaxHeight() {
2070        return mDisplayMetrics.heightPixels - mNotificationPanelMarginBottomPx;
2071    }
2072
2073    @Override
2074    protected void updateExpandedViewPos(int expandedPosition) {
2075        if (SPEW) {
2076            Slog.d(TAG, "updateExpandedViewPos before expandedPosition=" + expandedPosition
2077                    //+ " mTrackingParams.y=" + ((mTrackingParams == null) ? "?" : mTrackingParams.y)
2078                    + " mTrackingPosition=" + mTrackingPosition
2079                    + " gravity=" + mNotificationPanelGravity);
2080        }
2081        int panelh = 0;
2082        final int disph = getExpandedViewMaxHeight();
2083
2084        // If the expanded view is not visible, make sure they're still off screen.
2085        // Maybe the view was resized.
2086        if (!mExpandedVisible) {
2087            updateExpandedInvisiblePosition();
2088            return;
2089        }
2090
2091        // tracking view...
2092        int pos;
2093        if (expandedPosition == EXPANDED_FULL_OPEN) {
2094            panelh = disph;
2095        }
2096        else if (expandedPosition == EXPANDED_LEAVE_ALONE) {
2097            panelh = mTrackingPosition;
2098        }
2099        else {
2100            if (expandedPosition <= disph) {
2101                panelh = expandedPosition;
2102            } else {
2103                panelh = disph;
2104            }
2105        }
2106
2107        // catch orientation changes and other peculiar cases
2108        if (panelh > disph || (panelh < disph && !mTracking && !mAnimating)) {
2109            panelh = disph;
2110        } else if (panelh < 0) {
2111            panelh = 0;
2112        }
2113
2114        if (panelh == mTrackingPosition) return;
2115
2116        mTrackingPosition = panelh;
2117
2118        FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) mNotificationPanel.getLayoutParams();
2119        lp.height = panelh;
2120        lp.gravity = mNotificationPanelGravity;
2121        lp.leftMargin = mNotificationPanelMarginLeftPx;
2122        if (SPEW) {
2123            Slog.v(TAG, "updated cropView height=" + panelh + " grav=" + lp.gravity);
2124        }
2125        mNotificationPanel.setLayoutParams(lp);
2126
2127        final int barh = getCloseViewHeight() + getStatusBarHeight();
2128        final float frac = saturate((float)(panelh - barh) / (disph - barh));
2129
2130        if (DIM_BEHIND_EXPANDED_PANEL && ActivityManager.isHighEndGfx(mDisplay)) {
2131            // woo, special effects
2132            final float k = (float)(1f-0.5f*(1f-Math.cos(3.14159f * Math.pow(1f-frac, 2.2f))));
2133            final int color = ((int)(0xB0 * k)) << 24;
2134            mStatusBarWindow.setBackgroundColor(color);
2135        }
2136
2137        updateCarrierLabelVisibility(false);
2138    }
2139
2140    void updateDisplaySize() {
2141        mDisplay.getMetrics(mDisplayMetrics);
2142    }
2143
2144    void performDisableActions(int net) {
2145        int old = mDisabled;
2146        int diff = net ^ old;
2147        mDisabled = net;
2148
2149        // act accordingly
2150        if ((diff & StatusBarManager.DISABLE_EXPAND) != 0) {
2151            if ((net & StatusBarManager.DISABLE_EXPAND) != 0) {
2152                Slog.d(TAG, "DISABLE_EXPAND: yes");
2153                animateCollapse();
2154            }
2155        }
2156        if ((diff & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
2157            if ((net & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
2158                Slog.d(TAG, "DISABLE_NOTIFICATION_ICONS: yes");
2159                if (mTicking) {
2160                    mNotificationIcons.setVisibility(View.INVISIBLE);
2161                    mTicker.halt();
2162                } else {
2163                    setNotificationIconVisibility(false, com.android.internal.R.anim.fade_out);
2164                }
2165            } else {
2166                Slog.d(TAG, "DISABLE_NOTIFICATION_ICONS: no");
2167                if (!mExpandedVisible) {
2168                    setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
2169                }
2170            }
2171        } else if ((diff & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
2172            if (mTicking && (net & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
2173                mTicker.halt();
2174            }
2175        }
2176    }
2177
2178    private View.OnClickListener mClearButtonListener = new View.OnClickListener() {
2179        final int mini(int a, int b) {
2180            return (b>a?a:b);
2181        }
2182        public void onClick(View v) {
2183            synchronized (mNotificationData) {
2184                // animate-swipe all dismissable notifications, then animate the shade closed
2185                int numChildren = mPile.getChildCount();
2186
2187                int scrollTop = mScrollView.getScrollY();
2188                int scrollBottom = scrollTop + mScrollView.getHeight();
2189                final ArrayList<View> snapshot = new ArrayList<View>(numChildren);
2190                for (int i=0; i<numChildren; i++) {
2191                    final View child = mPile.getChildAt(i);
2192                    if (mPile.canChildBeDismissed(child) && child.getBottom() > scrollTop &&
2193                            child.getTop() < scrollBottom) {
2194                        snapshot.add(child);
2195                    }
2196                }
2197                if (snapshot.isEmpty()) {
2198                    animateCollapse(CommandQueue.FLAG_EXCLUDE_NONE);
2199                    return;
2200                }
2201                new Thread(new Runnable() {
2202                    @Override
2203                    public void run() {
2204                        // Decrease the delay for every row we animate to give the sense of
2205                        // accelerating the swipes
2206                        final int ROW_DELAY_DECREMENT = 10;
2207                        int currentDelay = 140;
2208                        int totalDelay = 0;
2209
2210                        // Set the shade-animating state to avoid doing other work during
2211                        // all of these animations. In particular, avoid layout and
2212                        // redrawing when collapsing the shade.
2213                        mPile.setViewRemoval(false);
2214
2215                        mPostCollapseCleanup = new Runnable() {
2216                            @Override
2217                            public void run() {
2218                                try {
2219                                    mPile.setViewRemoval(true);
2220                                    mBarService.onClearAllNotifications();
2221                                } catch (Exception ex) { }
2222                            }
2223                        };
2224
2225                        View sampleView = snapshot.get(0);
2226                        int width = sampleView.getWidth();
2227                        final int velocity = width * 8; // 1000/8 = 125 ms duration
2228                        for (final View _v : snapshot) {
2229                            mHandler.postDelayed(new Runnable() {
2230                                @Override
2231                                public void run() {
2232                                    mPile.dismissRowAnimated(_v, velocity);
2233                                }
2234                            }, totalDelay);
2235                            currentDelay = Math.max(50, currentDelay - ROW_DELAY_DECREMENT);
2236                            totalDelay += currentDelay;
2237                        }
2238                        // Delay the collapse animation until after all swipe animations have
2239                        // finished. Provide some buffer because there may be some extra delay
2240                        // before actually starting each swipe animation. Ideally, we'd
2241                        // synchronize the end of those animations with the start of the collaps
2242                        // exactly.
2243                        mHandler.postDelayed(new Runnable() {
2244                            @Override
2245                            public void run() {
2246                                animateCollapse(CommandQueue.FLAG_EXCLUDE_NONE);
2247                            }
2248                        }, totalDelay + 225);
2249                    }
2250                }).start();
2251            }
2252        }
2253    };
2254
2255    private View.OnClickListener mSettingsButtonListener = new View.OnClickListener() {
2256        public void onClick(View v) {
2257            // We take this as a good indicator that Setup is running and we shouldn't
2258            // allow you to go somewhere else
2259            if (!isDeviceProvisioned()) return;
2260            try {
2261                // Dismiss the lock screen when Settings starts.
2262                ActivityManagerNative.getDefault().dismissKeyguardOnNextActivity();
2263            } catch (RemoteException e) {
2264            }
2265            v.getContext().startActivity(new Intent(Settings.ACTION_SETTINGS)
2266                    .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
2267            animateCollapse();
2268        }
2269    };
2270
2271    private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
2272        public void onReceive(Context context, Intent intent) {
2273            String action = intent.getAction();
2274            if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)
2275                    || Intent.ACTION_SCREEN_OFF.equals(action)) {
2276                int flags = CommandQueue.FLAG_EXCLUDE_NONE;
2277                if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) {
2278                    String reason = intent.getStringExtra("reason");
2279                    if (reason != null && reason.equals(SYSTEM_DIALOG_REASON_RECENT_APPS)) {
2280                        flags |= CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL;
2281                    }
2282                }
2283                animateCollapse(flags);
2284            }
2285            else if (Intent.ACTION_CONFIGURATION_CHANGED.equals(action)) {
2286                updateResources();
2287                repositionNavigationBar();
2288                updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
2289            }
2290        }
2291    };
2292
2293    private void setIntruderAlertVisibility(boolean vis) {
2294        if (!ENABLE_INTRUDERS) return;
2295        if (DEBUG) {
2296            Slog.v(TAG, (vis ? "showing" : "hiding") + " intruder alert window");
2297        }
2298        mIntruderAlertView.setVisibility(vis ? View.VISIBLE : View.GONE);
2299    }
2300
2301    public void dismissIntruder() {
2302        if (mCurrentlyIntrudingNotification == null) return;
2303
2304        try {
2305            mBarService.onNotificationClear(
2306                    mCurrentlyIntrudingNotification.pkg,
2307                    mCurrentlyIntrudingNotification.tag,
2308                    mCurrentlyIntrudingNotification.id);
2309        } catch (android.os.RemoteException ex) {
2310            // oh well
2311        }
2312    }
2313
2314    /**
2315     * Reload some of our resources when the configuration changes.
2316     *
2317     * We don't reload everything when the configuration changes -- we probably
2318     * should, but getting that smooth is tough.  Someday we'll fix that.  In the
2319     * meantime, just update the things that we know change.
2320     */
2321    void updateResources() {
2322        final Context context = mContext;
2323        final Resources res = context.getResources();
2324
2325        if (mClearButton instanceof TextView) {
2326            ((TextView)mClearButton).setText(context.getText(R.string.status_bar_clear_all_button));
2327        }
2328        loadDimens();
2329    }
2330
2331    protected void loadDimens() {
2332        final Resources res = mContext.getResources();
2333
2334        mNaturalBarHeight = res.getDimensionPixelSize(
2335                com.android.internal.R.dimen.status_bar_height);
2336
2337        int newIconSize = res.getDimensionPixelSize(
2338            com.android.internal.R.dimen.status_bar_icon_size);
2339        int newIconHPadding = res.getDimensionPixelSize(
2340            R.dimen.status_bar_icon_padding);
2341
2342        if (newIconHPadding != mIconHPadding || newIconSize != mIconSize) {
2343//            Slog.d(TAG, "size=" + newIconSize + " padding=" + newIconHPadding);
2344            mIconHPadding = newIconHPadding;
2345            mIconSize = newIconSize;
2346            //reloadAllNotificationIcons(); // reload the tray
2347        }
2348
2349        mEdgeBorder = res.getDimensionPixelSize(R.dimen.status_bar_edge_ignore);
2350
2351        mSelfExpandVelocityPx = res.getDimension(R.dimen.self_expand_velocity);
2352        mSelfCollapseVelocityPx = res.getDimension(R.dimen.self_collapse_velocity);
2353        mFlingExpandMinVelocityPx = res.getDimension(R.dimen.fling_expand_min_velocity);
2354        mFlingCollapseMinVelocityPx = res.getDimension(R.dimen.fling_collapse_min_velocity);
2355
2356        mCollapseMinDisplayFraction = res.getFraction(R.dimen.collapse_min_display_fraction, 1, 1);
2357        mExpandMinDisplayFraction = res.getFraction(R.dimen.expand_min_display_fraction, 1, 1);
2358
2359        mExpandAccelPx = res.getDimension(R.dimen.expand_accel);
2360        mCollapseAccelPx = res.getDimension(R.dimen.collapse_accel);
2361
2362        mFlingGestureMaxXVelocityPx = res.getDimension(R.dimen.fling_gesture_max_x_velocity);
2363
2364        mFlingGestureMaxOutputVelocityPx = res.getDimension(R.dimen.fling_gesture_max_output_velocity);
2365
2366        mNotificationPanelMarginBottomPx
2367            = (int) res.getDimension(R.dimen.notification_panel_margin_bottom);
2368        mNotificationPanelMarginLeftPx
2369            = (int) res.getDimension(R.dimen.notification_panel_margin_left);
2370        mNotificationPanelGravity = res.getInteger(R.integer.notification_panel_layout_gravity);
2371        if (mNotificationPanelGravity <= 0) {
2372            mNotificationPanelGravity = Gravity.CENTER_VERTICAL | Gravity.TOP;
2373        }
2374        getNinePatchPadding(res.getDrawable(R.drawable.notification_panel_bg), mNotificationPanelBackgroundPadding);
2375        final int notificationPanelDecorationHeight =
2376              res.getDimensionPixelSize(R.dimen.notification_panel_padding_top)
2377            + res.getDimensionPixelSize(R.dimen.notification_panel_header_height)
2378            + mNotificationPanelBackgroundPadding.top
2379            + mNotificationPanelBackgroundPadding.bottom;
2380        mNotificationPanelMinHeight =
2381              notificationPanelDecorationHeight
2382            + res.getDimensionPixelSize(R.dimen.close_handle_underlap);
2383
2384        mCarrierLabelHeight = res.getDimensionPixelSize(R.dimen.carrier_label_height);
2385
2386        if (false) Slog.v(TAG, "updateResources");
2387    }
2388
2389    private static void getNinePatchPadding(Drawable d, Rect outPadding) {
2390        if (d instanceof NinePatchDrawable) {
2391            NinePatchDrawable ninePatch = (NinePatchDrawable) d;
2392            ninePatch.getPadding(outPadding);
2393        }
2394    }
2395
2396    //
2397    // tracing
2398    //
2399
2400    void postStartTracing() {
2401        mHandler.postDelayed(mStartTracing, 3000);
2402    }
2403
2404    void vibrate() {
2405        android.os.Vibrator vib = (android.os.Vibrator)mContext.getSystemService(
2406                Context.VIBRATOR_SERVICE);
2407        vib.vibrate(250);
2408    }
2409
2410    Runnable mStartTracing = new Runnable() {
2411        public void run() {
2412            vibrate();
2413            SystemClock.sleep(250);
2414            Slog.d(TAG, "startTracing");
2415            android.os.Debug.startMethodTracing("/data/statusbar-traces/trace");
2416            mHandler.postDelayed(mStopTracing, 10000);
2417        }
2418    };
2419
2420    Runnable mStopTracing = new Runnable() {
2421        public void run() {
2422            android.os.Debug.stopMethodTracing();
2423            Slog.d(TAG, "stopTracing");
2424            vibrate();
2425        }
2426    };
2427
2428    @Override
2429    protected void haltTicker() {
2430        mTicker.halt();
2431    }
2432
2433    @Override
2434    protected boolean shouldDisableNavbarGestures() {
2435        return mExpanded || (mDisabled & StatusBarManager.DISABLE_HOME) != 0;
2436    }
2437
2438    private static class FastColorDrawable extends Drawable {
2439        private final int mColor;
2440
2441        public FastColorDrawable(int color) {
2442            mColor = 0xff000000 | color;
2443        }
2444
2445        @Override
2446        public void draw(Canvas canvas) {
2447            canvas.drawColor(mColor, PorterDuff.Mode.SRC);
2448        }
2449
2450        @Override
2451        public void setAlpha(int alpha) {
2452        }
2453
2454        @Override
2455        public void setColorFilter(ColorFilter cf) {
2456        }
2457
2458        @Override
2459        public int getOpacity() {
2460            return PixelFormat.OPAQUE;
2461        }
2462
2463        @Override
2464        public void setBounds(int left, int top, int right, int bottom) {
2465        }
2466
2467        @Override
2468        public void setBounds(Rect bounds) {
2469        }
2470    }
2471}
2472