PhoneStatusBar.java revision ed930e5ad537eb63b3b96fd583025bf4269da16f 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.systemui.statusbar.phone;
18
19import android.animation.Animator;
20import android.animation.Animator.AnimatorListener;
21import android.animation.AnimatorListenerAdapter;
22import android.animation.AnimatorSet;
23import android.animation.ObjectAnimator;
24import android.app.ActivityManager;
25import android.app.ActivityManagerNative;
26import android.app.Dialog;
27import android.app.KeyguardManager;
28import android.app.Notification;
29import android.app.PendingIntent;
30import android.app.StatusBarManager;
31import android.content.BroadcastReceiver;
32import android.content.Context;
33import android.content.Intent;
34import android.content.IntentFilter;
35import android.content.res.Configuration;
36import android.content.res.Resources;
37import android.graphics.Canvas;
38import android.graphics.ColorFilter;
39import android.graphics.PixelFormat;
40import android.graphics.PorterDuff;
41import android.graphics.Rect;
42import android.graphics.drawable.Drawable;
43import android.graphics.drawable.NinePatchDrawable;
44import android.inputmethodservice.InputMethodService;
45import android.os.IBinder;
46import android.os.Message;
47import android.os.RemoteException;
48import android.os.ServiceManager;
49import android.os.SystemClock;
50import android.provider.Settings;
51import android.util.DisplayMetrics;
52import android.util.Log;
53import android.util.Slog;
54import android.view.Choreographer;
55import android.view.Display;
56import android.view.Gravity;
57import android.view.IWindowManager;
58import android.view.KeyEvent;
59import android.view.MotionEvent;
60import android.view.VelocityTracker;
61import android.view.View;
62import android.view.ViewGroup;
63import android.view.ViewGroup.LayoutParams;
64import android.view.WindowManager;
65import android.view.WindowManagerImpl;
66import android.view.animation.AccelerateInterpolator;
67import android.view.animation.Animation;
68import android.view.animation.AnimationUtils;
69import android.view.animation.DecelerateInterpolator;
70import android.widget.FrameLayout;
71import android.widget.ImageView;
72import android.widget.LinearLayout;
73import android.widget.ScrollView;
74import android.widget.TextView;
75import com.android.internal.statusbar.StatusBarIcon;
76import com.android.internal.statusbar.StatusBarNotification;
77import com.android.systemui.R;
78import com.android.systemui.recent.RecentTasksLoader;
79import com.android.systemui.statusbar.BaseStatusBar;
80import com.android.systemui.statusbar.NotificationData;
81import com.android.systemui.statusbar.NotificationData.Entry;
82import com.android.systemui.statusbar.CommandQueue;
83import com.android.systemui.statusbar.RotationToggle;
84import com.android.systemui.statusbar.SignalClusterView;
85import com.android.systemui.statusbar.StatusBarIconView;
86import com.android.systemui.statusbar.policy.BatteryController;
87import com.android.systemui.statusbar.policy.DateView;
88import com.android.systemui.statusbar.policy.IntruderAlertView;
89import com.android.systemui.statusbar.policy.LocationController;
90import com.android.systemui.statusbar.policy.OnSizeChangedListener;
91import com.android.systemui.statusbar.policy.NetworkController;
92import com.android.systemui.statusbar.policy.NotificationRowLayout;
93
94import java.io.FileDescriptor;
95import java.io.PrintWriter;
96import java.util.ArrayList;
97
98public class PhoneStatusBar extends BaseStatusBar {
99    static final String TAG = "PhoneStatusBar";
100    public static final boolean DEBUG = false;
101    public static final boolean SPEW = DEBUG;
102    public static final boolean DUMPTRUCK = true; // extra dumpsys info
103
104    // additional instrumentation for testing purposes; intended to be left on during development
105    public static final boolean CHATTY = DEBUG;
106
107    public static final String ACTION_STATUSBAR_START
108            = "com.android.internal.policy.statusbar.START";
109
110    private static final boolean DIM_BEHIND_EXPANDED_PANEL = true;
111    private static final boolean SHOW_CARRIER_LABEL = true;
112
113    private static final int MSG_OPEN_NOTIFICATION_PANEL = 1000;
114    private static final int MSG_CLOSE_NOTIFICATION_PANEL = 1001;
115    // 1020-1030 reserved for BaseStatusBar
116
117    // will likely move to a resource or other tunable param at some point
118    private static final int INTRUDER_ALERT_DECAY_MS = 0; // disabled, was 10000;
119
120    private static final boolean CLOSE_PANEL_WHEN_EMPTIED = true;
121
122    private static final int NOTIFICATION_PRIORITY_MULTIPLIER = 10; // see NotificationManagerService
123    private static final int HIDE_ICONS_BELOW_SCORE = Notification.PRIORITY_LOW * NOTIFICATION_PRIORITY_MULTIPLIER;
124
125    // fling gesture tuning parameters, scaled to display density
126    private float mSelfExpandVelocityPx; // classic value: 2000px/s
127    private float mSelfCollapseVelocityPx; // classic value: 2000px/s (will be negated to collapse "up")
128    private float mFlingExpandMinVelocityPx; // classic value: 200px/s
129    private float mFlingCollapseMinVelocityPx; // classic value: 200px/s
130    private float mCollapseMinDisplayFraction; // classic value: 0.08 (25px/min(320px,480px) on G1)
131    private float mExpandMinDisplayFraction; // classic value: 0.5 (drag open halfway to expand)
132    private float mFlingGestureMaxXVelocityPx; // classic value: 150px/s
133
134    private float mExpandAccelPx; // classic value: 2000px/s/s
135    private float mCollapseAccelPx; // classic value: 2000px/s/s (will be negated to collapse "up")
136
137    private float mFlingGestureMaxOutputVelocityPx; // how fast can it really go? (should be a little
138                                                    // faster than mSelfCollapseVelocityPx)
139
140    PhoneStatusBarPolicy mIconPolicy;
141
142    // These are no longer handled by the policy, because we need custom strategies for them
143    BatteryController mBatteryController;
144    LocationController mLocationController;
145    NetworkController mNetworkController;
146
147    int mNaturalBarHeight = -1;
148    int mIconSize = -1;
149    int mIconHPadding = -1;
150    Display mDisplay;
151
152    IWindowManager mWindowManager;
153
154    StatusBarWindowView mStatusBarWindow;
155    PhoneStatusBarView mStatusBarView;
156
157    int mPixelFormat;
158    Object mQueueLock = new Object();
159
160    // icons
161    LinearLayout mIcons;
162    IconMerger mNotificationIcons;
163    View mMoreIcon;
164    LinearLayout mStatusIcons;
165
166    // expanded notifications
167    View mNotificationPanel; // the sliding/resizing panel within the notification window
168    ScrollView mScrollView;
169    View mExpandedContents;
170    int mNotificationPanelMarginBottomPx, mNotificationPanelMarginLeftPx;
171    final Rect mNotificationPanelBackgroundPadding = new Rect();
172    int mNotificationPanelGravity;
173    int mNotificationPanelMinHeight;
174    boolean mNotificationPanelIsFullScreenWidth;
175
176    // top bar
177    View mClearButton;
178    View mSettingsButton;
179    RotationToggle mRotationButton;
180
181    // carrier/wifi label
182    private TextView mCarrierLabel;
183    private boolean mCarrierLabelVisible = false;
184    private int mCarrierLabelHeight;
185
186    // drag bar
187    CloseDragHandle mCloseView;
188    private int mCloseViewHeight;
189
190    // position
191    int[] mPositionTmp = new int[2];
192    boolean mExpanded;
193    boolean mExpandedVisible;
194
195    // the date view
196    DateView mDateView;
197
198    // for immersive activities
199    private IntruderAlertView mIntruderAlertView;
200
201    // on-screen navigation buttons
202    private NavigationBarView mNavigationBarView = null;
203
204    // the tracker view
205    int mTrackingPosition; // the position of the top of the tracking view.
206
207    // ticker
208    private Ticker mTicker;
209    private View mTickerView;
210    private boolean mTicking;
211
212    // Tracking finger for opening/closing.
213    int mEdgeBorder; // corresponds to R.dimen.status_bar_edge_ignore
214    boolean mTracking;
215    VelocityTracker mVelocityTracker;
216
217    Choreographer mChoreographer;
218    boolean mAnimating;
219    boolean mClosing; // only valid when mAnimating; indicates the initial acceleration
220    float mAnimY;
221    float mAnimVel;
222    float mAnimAccel;
223    long mAnimLastTimeNanos;
224    boolean mAnimatingReveal = false;
225    int mViewDelta;
226    float mFlingVelocity;
227    int mFlingY;
228    int[] mAbsPos = new int[2];
229    Runnable mPostCollapseCleanup = null;
230
231    private AnimatorSet mLightsOutAnimation;
232    private AnimatorSet mLightsOnAnimation;
233
234    // for disabling the status bar
235    int mDisabled = 0;
236
237    // tracking calls to View.setSystemUiVisibility()
238    int mSystemUiVisibility = View.SYSTEM_UI_FLAG_VISIBLE;
239
240    DisplayMetrics mDisplayMetrics = new DisplayMetrics();
241
242    private int mNavigationIconHints = 0;
243    private final Animator.AnimatorListener mMakeIconsInvisible = new AnimatorListenerAdapter() {
244        @Override
245        public void onAnimationEnd(Animator animation) {
246            // double-check to avoid races
247            if (mIcons.getAlpha() == 0) {
248                Slog.d(TAG, "makeIconsInvisible");
249                mIcons.setVisibility(View.INVISIBLE);
250            }
251        }
252    };
253
254    private final Runnable mStartRevealAnimation = new Runnable() {
255        @Override
256        public void run() {
257            mAnimAccel = mExpandAccelPx;
258            mAnimVel = mFlingExpandMinVelocityPx;
259            mAnimY = getStatusBarHeight();
260            updateExpandedViewPos((int)mAnimY);
261
262            mAnimating = true;
263            mAnimatingReveal = true;
264            resetLastAnimTime();
265            mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
266                mAnimationCallback, null);
267            mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
268                mRevealAnimationCallback, null);
269            mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
270                mRevealAnimationCallback, null);
271        }
272    };
273
274    private final Runnable mPerformSelfExpandFling = new Runnable() {
275        @Override
276        public void run() {
277            performFling(0, mSelfExpandVelocityPx, true);
278        }
279    };
280
281    private final Runnable mPerformFling = new Runnable() {
282        @Override
283        public void run() {
284            performFling(mFlingY + mViewDelta, mFlingVelocity, false);
285        }
286    };
287
288    private class ExpandedDialog extends Dialog {
289        ExpandedDialog(Context context) {
290            super(context, com.android.internal.R.style.Theme_Translucent_NoTitleBar);
291        }
292
293        @Override
294        public boolean dispatchKeyEvent(KeyEvent event) {
295            boolean down = event.getAction() == KeyEvent.ACTION_DOWN;
296            switch (event.getKeyCode()) {
297            case KeyEvent.KEYCODE_BACK:
298                if (!down) {
299                    animateCollapse();
300                }
301                return true;
302            }
303            return super.dispatchKeyEvent(event);
304        }
305    }
306
307    @Override
308    public void start() {
309        mDisplay = ((WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE))
310                .getDefaultDisplay();
311
312        mWindowManager = IWindowManager.Stub.asInterface(
313                ServiceManager.getService(Context.WINDOW_SERVICE));
314
315        super.start(); // calls createAndAddWindows()
316
317        addNavigationBar();
318
319        if (ENABLE_INTRUDERS) addIntruderView();
320
321        // Lastly, call to the icon policy to install/update all the icons.
322        mIconPolicy = new PhoneStatusBarPolicy(mContext);
323    }
324
325    // ================================================================================
326    // Constructing the view
327    // ================================================================================
328    protected PhoneStatusBarView makeStatusBarView() {
329        final Context context = mContext;
330
331        Resources res = context.getResources();
332
333        updateDisplaySize(); // populates mDisplayMetrics
334        loadDimens();
335
336        mIconSize = res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_icon_size);
337
338        mStatusBarWindow = (StatusBarWindowView) View.inflate(context,
339                R.layout.super_status_bar, null);
340        if (DEBUG) {
341            mStatusBarWindow.setBackgroundColor(0x6000FF80);
342        }
343        mStatusBarWindow.mService = this;
344        mStatusBarWindow.setOnTouchListener(new View.OnTouchListener() {
345            @Override
346            public boolean onTouch(View v, MotionEvent event) {
347                if (event.getAction() == MotionEvent.ACTION_DOWN) {
348                    if (mExpanded && !mAnimating) {
349                        animateCollapse();
350                    }
351                }
352                return mStatusBarWindow.onTouchEvent(event);
353            }});
354
355        mStatusBarView = (PhoneStatusBarView) mStatusBarWindow.findViewById(R.id.status_bar);
356        mNotificationPanel = mStatusBarWindow.findViewById(R.id.notification_panel);
357        // don't allow clicks on the panel to pass through to the background where they will cause the panel to close
358        mNotificationPanel.setOnTouchListener(new View.OnTouchListener() {
359            @Override
360            public boolean onTouch(View v, MotionEvent event) {
361                return true;
362            }
363        });
364        mNotificationPanelIsFullScreenWidth =
365            (mNotificationPanel.getLayoutParams().width == ViewGroup.LayoutParams.MATCH_PARENT);
366        mNotificationPanel.setSystemUiVisibility(
367                  View.STATUS_BAR_DISABLE_NOTIFICATION_TICKER
368                | (mNotificationPanelIsFullScreenWidth ? 0 : View.STATUS_BAR_DISABLE_SYSTEM_INFO));
369
370        if (!ActivityManager.isHighEndGfx(mDisplay)) {
371            mStatusBarWindow.setBackground(null);
372            mNotificationPanel.setBackground(new FastColorDrawable(context.getResources().getColor(
373                    R.color.notification_panel_solid_background)));
374        }
375        if (ENABLE_INTRUDERS) {
376            mIntruderAlertView = (IntruderAlertView) View.inflate(context, R.layout.intruder_alert, null);
377            mIntruderAlertView.setVisibility(View.GONE);
378            mIntruderAlertView.setBar(this);
379        }
380
381        updateShowSearchHoldoff();
382
383        mStatusBarView.mService = this;
384
385        mChoreographer = Choreographer.getInstance();
386
387        try {
388            boolean showNav = mWindowManager.hasNavigationBar();
389            if (DEBUG) Slog.v(TAG, "hasNavigationBar=" + showNav);
390            if (showNav) {
391                mNavigationBarView =
392                    (NavigationBarView) View.inflate(context, R.layout.navigation_bar, null);
393
394                mNavigationBarView.setDisabledFlags(mDisabled);
395                mNavigationBarView.setBar(this);
396            }
397        } catch (RemoteException ex) {
398            // no window manager? good luck with that
399        }
400
401        // figure out which pixel-format to use for the status bar.
402        mPixelFormat = PixelFormat.OPAQUE;
403        mStatusIcons = (LinearLayout)mStatusBarView.findViewById(R.id.statusIcons);
404        mNotificationIcons = (IconMerger)mStatusBarView.findViewById(R.id.notificationIcons);
405        mNotificationIcons.setOverflowIndicator(mMoreIcon);
406        mIcons = (LinearLayout)mStatusBarView.findViewById(R.id.icons);
407        mTickerView = mStatusBarView.findViewById(R.id.ticker);
408
409        mPile = (NotificationRowLayout)mStatusBarWindow.findViewById(R.id.latestItems);
410        mPile.setLayoutTransitionsEnabled(false);
411        mPile.setLongPressListener(getNotificationLongClicker());
412        if (SHOW_CARRIER_LABEL) {
413            mPile.setOnSizeChangedListener(new OnSizeChangedListener() {
414                @Override
415                public void onSizeChanged(View view, int w, int h, int oldw, int oldh) {
416                    updateCarrierLabelVisibility(false);
417                }
418            });
419        }
420        mExpandedContents = mPile; // was: expanded.findViewById(R.id.notificationLinearLayout);
421
422        mClearButton = mStatusBarWindow.findViewById(R.id.clear_all_button);
423        mClearButton.setOnClickListener(mClearButtonListener);
424        mClearButton.setAlpha(0f);
425        mClearButton.setVisibility(View.INVISIBLE);
426        mClearButton.setEnabled(false);
427        mDateView = (DateView)mStatusBarWindow.findViewById(R.id.date);
428        mSettingsButton = mStatusBarWindow.findViewById(R.id.settings_button);
429        mSettingsButton.setOnClickListener(mSettingsButtonListener);
430        mRotationButton = (RotationToggle) mStatusBarWindow.findViewById(R.id.rotation_lock_button);
431
432        mCarrierLabel = (TextView)mStatusBarWindow.findViewById(R.id.carrier_label);
433        mCarrierLabel.setVisibility(mCarrierLabelVisible ? View.VISIBLE : View.INVISIBLE);
434
435        mScrollView = (ScrollView)mStatusBarWindow.findViewById(R.id.scroll);
436        mScrollView.setVerticalScrollBarEnabled(false); // less drawing during pulldowns
437
438        mTicker = new MyTicker(context, mStatusBarView);
439
440        TickerView tickerView = (TickerView)mStatusBarView.findViewById(R.id.tickerText);
441        tickerView.mTicker = mTicker;
442
443        mCloseView = (CloseDragHandle)mStatusBarWindow.findViewById(R.id.close);
444        mCloseView.mService = this;
445        mCloseViewHeight = res.getDimensionPixelSize(R.dimen.close_handle_height);
446
447        mEdgeBorder = res.getDimensionPixelSize(R.dimen.status_bar_edge_ignore);
448
449        // set the inital view visibility
450        setAreThereNotifications();
451
452        // Other icons
453        mLocationController = new LocationController(mContext); // will post a notification
454        mBatteryController = new BatteryController(mContext);
455        mBatteryController.addIconView((ImageView)mStatusBarView.findViewById(R.id.battery));
456        mNetworkController = new NetworkController(mContext);
457        final SignalClusterView signalCluster =
458                (SignalClusterView)mStatusBarView.findViewById(R.id.signal_cluster);
459
460        mNetworkController.addSignalCluster(signalCluster);
461        signalCluster.setNetworkController(mNetworkController);
462
463        if (SHOW_CARRIER_LABEL) {
464            // for mobile devices, we always show mobile connection info here (SPN/PLMN)
465            // for other devices, we show whatever network is connected
466            if (mNetworkController.hasMobileDataFeature()) {
467                mNetworkController.addMobileLabelView(mCarrierLabel);
468            } else {
469                mNetworkController.addCombinedLabelView(mCarrierLabel);
470            }
471        }
472
473//        final ImageView wimaxRSSI =
474//                (ImageView)sb.findViewById(R.id.wimax_signal);
475//        if (wimaxRSSI != null) {
476//            mNetworkController.addWimaxIconView(wimaxRSSI);
477//        }
478        // Recents Panel
479        mRecentTasksLoader = new RecentTasksLoader(context);
480        updateRecentsPanel();
481
482        // receive broadcasts
483        IntentFilter filter = new IntentFilter();
484        filter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
485        filter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
486        filter.addAction(Intent.ACTION_SCREEN_OFF);
487        context.registerReceiver(mBroadcastReceiver, filter);
488
489        return mStatusBarView;
490    }
491
492    @Override
493    protected WindowManager.LayoutParams getRecentsLayoutParams(LayoutParams layoutParams) {
494        boolean opaque = false;
495        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
496                layoutParams.width,
497                layoutParams.height,
498                WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL,
499                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
500                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
501                | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
502                (opaque ? PixelFormat.OPAQUE : PixelFormat.TRANSLUCENT));
503        if (ActivityManager.isHighEndGfx(mDisplay)) {
504            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
505        } else {
506            lp.flags |= WindowManager.LayoutParams.FLAG_DIM_BEHIND;
507            lp.dimAmount = 0.75f;
508        }
509        lp.gravity = Gravity.BOTTOM | Gravity.LEFT;
510        lp.setTitle("RecentsPanel");
511        lp.windowAnimations = com.android.internal.R.style.Animation_RecentApplications;
512        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
513        | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
514        return lp;
515    }
516
517    @Override
518    protected WindowManager.LayoutParams getSearchLayoutParams(LayoutParams layoutParams) {
519        boolean opaque = false;
520        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
521                LayoutParams.MATCH_PARENT,
522                LayoutParams.MATCH_PARENT,
523                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
524                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
525                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
526                | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
527                (opaque ? PixelFormat.OPAQUE : PixelFormat.TRANSLUCENT));
528        if (ActivityManager.isHighEndGfx(mDisplay)) {
529            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
530        }
531        lp.gravity = Gravity.BOTTOM | Gravity.LEFT;
532        lp.setTitle("SearchPanel");
533        // TODO: Define custom animation for Search panel
534        lp.windowAnimations = com.android.internal.R.style.Animation_RecentApplications;
535        lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED
536        | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;
537        return lp;
538    }
539
540    protected void updateRecentsPanel() {
541        super.updateRecentsPanel(R.layout.status_bar_recent_panel);
542        // Make .03 alpha the minimum so you always see the item a bit-- slightly below
543        // .03, the item disappears entirely (as if alpha = 0) and that discontinuity looks
544        // a bit jarring
545        mRecentsPanel.setMinSwipeAlpha(0.03f);
546        if (mNavigationBarView != null) {
547            mNavigationBarView.getRecentsButton().setOnTouchListener(mRecentsPanel);
548        }
549    }
550
551    @Override
552    protected void updateSearchPanel() {
553        super.updateSearchPanel();
554        mSearchPanelView.setStatusBarView(mNavigationBarView);
555        mNavigationBarView.setDelegateView(mSearchPanelView);
556    }
557
558    @Override
559    public void showSearchPanel() {
560        super.showSearchPanel();
561        WindowManager.LayoutParams lp =
562            (android.view.WindowManager.LayoutParams) mNavigationBarView.getLayoutParams();
563        lp.flags &= ~WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
564        WindowManagerImpl.getDefault().updateViewLayout(mNavigationBarView, lp);
565    }
566
567    @Override
568    public void hideSearchPanel() {
569        super.hideSearchPanel();
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    protected int getStatusBarGravity() {
577        return Gravity.TOP | Gravity.FILL_HORIZONTAL;
578    }
579
580    public int getStatusBarHeight() {
581        if (mNaturalBarHeight < 0) {
582            final Resources res = mContext.getResources();
583            mNaturalBarHeight =
584                    res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
585        }
586        return mNaturalBarHeight;
587    }
588
589    private int getCloseViewHeight() {
590        return mCloseViewHeight;
591    }
592
593    private View.OnClickListener mRecentsClickListener = new View.OnClickListener() {
594        public void onClick(View v) {
595            toggleRecentApps();
596        }
597    };
598
599    private int mShowSearchHoldoff = 0;
600    private Runnable mShowSearchPanel = new Runnable() {
601        public void run() {
602            showSearchPanel();
603        }
604    };
605
606    View.OnTouchListener mHomeSearchActionListener = new View.OnTouchListener() {
607        public boolean onTouch(View v, MotionEvent event) {
608            switch(event.getAction()) {
609            case MotionEvent.ACTION_DOWN:
610                if (!shouldDisableNavbarGestures() && !inKeyguardRestrictedInputMode()) {
611                    mHandler.removeCallbacks(mShowSearchPanel);
612                    mHandler.postDelayed(mShowSearchPanel, mShowSearchHoldoff);
613                }
614            break;
615
616            case MotionEvent.ACTION_UP:
617            case MotionEvent.ACTION_CANCEL:
618                mHandler.removeCallbacks(mShowSearchPanel);
619            break;
620        }
621        return false;
622        }
623    };
624
625    private void prepareNavigationBarView() {
626        mNavigationBarView.reorient();
627
628        mNavigationBarView.getRecentsButton().setOnClickListener(mRecentsClickListener);
629        mNavigationBarView.getRecentsButton().setOnTouchListener(mRecentsPanel);
630        mNavigationBarView.getHomeButton().setOnTouchListener(mHomeSearchActionListener);
631        updateSearchPanel();
632    }
633
634    // For small-screen devices (read: phones) that lack hardware navigation buttons
635    private void addNavigationBar() {
636        if (DEBUG) Slog.v(TAG, "addNavigationBar: about to add " + mNavigationBarView);
637        if (mNavigationBarView == null) return;
638
639        prepareNavigationBarView();
640
641        WindowManagerImpl.getDefault().addView(
642                mNavigationBarView, getNavigationBarLayoutParams());
643    }
644
645    private void repositionNavigationBar() {
646        if (mNavigationBarView == null) return;
647
648        prepareNavigationBarView();
649
650        WindowManagerImpl.getDefault().updateViewLayout(
651                mNavigationBarView, getNavigationBarLayoutParams());
652    }
653
654    private WindowManager.LayoutParams getNavigationBarLayoutParams() {
655        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
656                LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT,
657                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR,
658                    0
659                    | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
660                    | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
661                    | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
662                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
663                PixelFormat.OPAQUE);
664        // this will allow the navbar to run in an overlay on devices that support this
665        if (ActivityManager.isHighEndGfx(mDisplay)) {
666            lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
667        }
668
669        lp.setTitle("NavigationBar");
670        lp.windowAnimations = 0;
671        return lp;
672    }
673
674    private void addIntruderView() {
675        final int height = getStatusBarHeight();
676
677        WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
678                ViewGroup.LayoutParams.MATCH_PARENT,
679                ViewGroup.LayoutParams.WRAP_CONTENT,
680                WindowManager.LayoutParams.TYPE_STATUS_BAR_PANEL, // above the status bar!
681                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
682                    | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS
683                    | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
684                    | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
685                    | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
686                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
687                PixelFormat.TRANSLUCENT);
688        lp.gravity = Gravity.TOP | Gravity.FILL_HORIZONTAL;
689        //lp.y += height * 1.5; // FIXME
690        lp.setTitle("IntruderAlert");
691        lp.packageName = mContext.getPackageName();
692        lp.windowAnimations = R.style.Animation_StatusBar_IntruderAlert;
693
694        WindowManagerImpl.getDefault().addView(mIntruderAlertView, lp);
695    }
696
697    public void addIcon(String slot, int index, int viewIndex, StatusBarIcon icon) {
698        if (SPEW) Slog.d(TAG, "addIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex
699                + " icon=" + icon);
700        StatusBarIconView view = new StatusBarIconView(mContext, slot, null);
701        view.set(icon);
702        mStatusIcons.addView(view, viewIndex, new LinearLayout.LayoutParams(mIconSize, mIconSize));
703    }
704
705    public void updateIcon(String slot, int index, int viewIndex,
706            StatusBarIcon old, StatusBarIcon icon) {
707        if (SPEW) Slog.d(TAG, "updateIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex
708                + " old=" + old + " icon=" + icon);
709        StatusBarIconView view = (StatusBarIconView)mStatusIcons.getChildAt(viewIndex);
710        view.set(icon);
711    }
712
713    public void removeIcon(String slot, int index, int viewIndex) {
714        if (SPEW) Slog.d(TAG, "removeIcon slot=" + slot + " index=" + index + " viewIndex=" + viewIndex);
715        mStatusIcons.removeViewAt(viewIndex);
716    }
717
718    public void addNotification(IBinder key, StatusBarNotification notification) {
719        /* if (DEBUG) */ Slog.d(TAG, "addNotification score=" + notification.score);
720        StatusBarIconView iconView = addNotificationViews(key, notification);
721        if (iconView == null) return;
722
723        boolean immersive = false;
724        try {
725            immersive = ActivityManagerNative.getDefault().isTopActivityImmersive();
726            if (DEBUG) {
727                Slog.d(TAG, "Top activity is " + (immersive?"immersive":"not immersive"));
728            }
729        } catch (RemoteException ex) {
730        }
731
732        /*
733         * DISABLED due to missing API
734        if (ENABLE_INTRUDERS && (
735                   // TODO(dsandler): Only if the screen is on
736                notification.notification.intruderView != null)) {
737            Slog.d(TAG, "Presenting high-priority notification");
738            // special new transient ticker mode
739            // 1. Populate mIntruderAlertView
740
741            if (notification.notification.intruderView == null) {
742                Slog.e(TAG, notification.notification.toString() + " wanted to intrude but intruderView was null");
743                return;
744            }
745
746            // bind the click event to the content area
747            PendingIntent contentIntent = notification.notification.contentIntent;
748            final View.OnClickListener listener = (contentIntent != null)
749                    ? new NotificationClicker(contentIntent,
750                            notification.pkg, notification.tag, notification.id)
751                    : null;
752
753            mIntruderAlertView.applyIntruderContent(notification.notification.intruderView, listener);
754
755            mCurrentlyIntrudingNotification = notification;
756
757            // 2. Animate mIntruderAlertView in
758            mHandler.sendEmptyMessage(MSG_SHOW_INTRUDER);
759
760            // 3. Set alarm to age the notification off (TODO)
761            mHandler.removeMessages(MSG_HIDE_INTRUDER);
762            if (INTRUDER_ALERT_DECAY_MS > 0) {
763                mHandler.sendEmptyMessageDelayed(MSG_HIDE_INTRUDER, INTRUDER_ALERT_DECAY_MS);
764            }
765        } else
766         */
767
768        if (notification.notification.fullScreenIntent != null) {
769            // not immersive & a full-screen alert should be shown
770            Slog.d(TAG, "Notification has fullScreenIntent; sending fullScreenIntent");
771            try {
772                notification.notification.fullScreenIntent.send();
773            } catch (PendingIntent.CanceledException e) {
774            }
775        } else {
776            // usual case: status bar visible & not immersive
777
778            // show the ticker if there isn't an intruder too
779            if (mCurrentlyIntrudingNotification == null) {
780                tick(null, notification, true);
781            }
782        }
783
784        // Recalculate the position of the sliding windows and the titles.
785        setAreThereNotifications();
786        updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
787    }
788
789    public void removeNotification(IBinder key) {
790        StatusBarNotification old = removeNotificationViews(key);
791        if (SPEW) Slog.d(TAG, "removeNotification key=" + key + " old=" + old);
792
793        if (old != null) {
794            // Cancel the ticker if it's still running
795            mTicker.removeEntry(old);
796
797            // Recalculate the position of the sliding windows and the titles.
798            updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
799
800            if (ENABLE_INTRUDERS && old == mCurrentlyIntrudingNotification) {
801                mHandler.sendEmptyMessage(MSG_HIDE_INTRUDER);
802            }
803
804            if (CLOSE_PANEL_WHEN_EMPTIED && mNotificationData.size() == 0 && !mAnimating) {
805                animateCollapse();
806            }
807        }
808
809        setAreThereNotifications();
810    }
811
812    @Override
813    protected void onConfigurationChanged(Configuration newConfig) {
814        updateRecentsPanel();
815        updateShowSearchHoldoff();
816    }
817
818    private void updateShowSearchHoldoff() {
819        mShowSearchHoldoff = mContext.getResources().getInteger(
820            R.integer.config_show_search_delay);
821    }
822
823    private void loadNotificationShade() {
824        if (mPile == null) return;
825
826        int N = mNotificationData.size();
827
828        ArrayList<View> toShow = new ArrayList<View>();
829
830        final boolean provisioned = isDeviceProvisioned();
831        // If the device hasn't been through Setup, we only show system notifications
832        for (int i=0; i<N; i++) {
833            Entry ent = mNotificationData.get(N-i-1);
834            if (provisioned || showNotificationEvenIfUnprovisioned(ent.notification)) {
835                toShow.add(ent.row);
836            }
837        }
838
839        ArrayList<View> toRemove = new ArrayList<View>();
840        for (int i=0; i<mPile.getChildCount(); i++) {
841            View child = mPile.getChildAt(i);
842            if (!toShow.contains(child)) {
843                toRemove.add(child);
844            }
845        }
846
847        for (View remove : toRemove) {
848            mPile.removeView(remove);
849        }
850
851        for (int i=0; i<toShow.size(); i++) {
852            View v = toShow.get(i);
853            if (v.getParent() == null) {
854                mPile.addView(v, i);
855            }
856        }
857
858        mSettingsButton.setEnabled(isDeviceProvisioned());
859    }
860
861    private void reloadAllNotificationIcons() {
862        if (mNotificationIcons == null) return;
863        mNotificationIcons.removeAllViews();
864        updateNotificationIcons();
865    }
866
867    @Override
868    protected void updateNotificationIcons() {
869        if (mNotificationIcons == null) return;
870
871        loadNotificationShade();
872
873        final LinearLayout.LayoutParams params
874            = new LinearLayout.LayoutParams(mIconSize + 2*mIconHPadding, mNaturalBarHeight);
875
876        int N = mNotificationData.size();
877
878        if (DEBUG) {
879            Slog.d(TAG, "refreshing icons: " + N + " notifications, mNotificationIcons=" + mNotificationIcons);
880        }
881
882        ArrayList<View> toShow = new ArrayList<View>();
883
884        final boolean provisioned = isDeviceProvisioned();
885        // If the device hasn't been through Setup, we only show system notifications
886        for (int i=0; i<N; i++) {
887            Entry ent = mNotificationData.get(N-i-1);
888            if ((provisioned && ent.notification.score >= HIDE_ICONS_BELOW_SCORE)
889                    || showNotificationEvenIfUnprovisioned(ent.notification)) {
890                toShow.add(ent.icon);
891            }
892        }
893
894        ArrayList<View> toRemove = new ArrayList<View>();
895        for (int i=0; i<mNotificationIcons.getChildCount(); i++) {
896            View child = mNotificationIcons.getChildAt(i);
897            if (!toShow.contains(child)) {
898                toRemove.add(child);
899            }
900        }
901
902        for (View remove : toRemove) {
903            mNotificationIcons.removeView(remove);
904        }
905
906        for (int i=0; i<toShow.size(); i++) {
907            View v = toShow.get(i);
908            if (v.getParent() == null) {
909                mNotificationIcons.addView(v, i, params);
910            }
911        }
912    }
913
914    protected void updateCarrierLabelVisibility(boolean force) {
915        if (!SHOW_CARRIER_LABEL) return;
916        // The idea here is to only show the carrier label when there is enough room to see it,
917        // i.e. when there aren't enough notifications to fill the panel.
918        if (DEBUG) {
919            Slog.d(TAG, String.format("pileh=%d scrollh=%d carrierh=%d",
920                    mPile.getHeight(), mScrollView.getHeight(), mCarrierLabelHeight));
921        }
922
923        final boolean makeVisible =
924            mPile.getHeight() < (mScrollView.getHeight() - mCarrierLabelHeight);
925
926        if (force || mCarrierLabelVisible != makeVisible) {
927            mCarrierLabelVisible = makeVisible;
928            if (DEBUG) {
929                Slog.d(TAG, "making carrier label " + (makeVisible?"visible":"invisible"));
930            }
931            mCarrierLabel.animate().cancel();
932            if (makeVisible) {
933                mCarrierLabel.setVisibility(View.VISIBLE);
934            }
935            mCarrierLabel.animate()
936                .alpha(makeVisible ? 1f : 0f)
937                //.setStartDelay(makeVisible ? 500 : 0)
938                //.setDuration(makeVisible ? 750 : 100)
939                .setDuration(150)
940                .setListener(makeVisible ? null : new AnimatorListenerAdapter() {
941                    @Override
942                    public void onAnimationEnd(Animator animation) {
943                        if (!mCarrierLabelVisible) { // race
944                            mCarrierLabel.setVisibility(View.INVISIBLE);
945                            mCarrierLabel.setAlpha(0f);
946                        }
947                    }
948                })
949                .start();
950        }
951    }
952
953    @Override
954    protected void setAreThereNotifications() {
955        final boolean any = mNotificationData.size() > 0;
956
957        final boolean clearable = any && mNotificationData.hasClearableItems();
958
959        if (DEBUG) {
960            Slog.d(TAG, "setAreThereNotifications: N=" + mNotificationData.size()
961                    + " any=" + any + " clearable=" + clearable);
962        }
963
964        if (mClearButton.isShown()) {
965            if (clearable != (mClearButton.getAlpha() == 1.0f)) {
966                ObjectAnimator clearAnimation = ObjectAnimator.ofFloat(
967                        mClearButton, "alpha", clearable ? 1.0f : 0.0f).setDuration(250);
968                clearAnimation.addListener(new AnimatorListenerAdapter() {
969                    @Override
970                    public void onAnimationEnd(Animator animation) {
971                        if (mClearButton.getAlpha() <= 0.0f) {
972                            mClearButton.setVisibility(View.INVISIBLE);
973                        }
974                    }
975
976                    @Override
977                    public void onAnimationStart(Animator animation) {
978                        if (mClearButton.getAlpha() <= 0.0f) {
979                            mClearButton.setVisibility(View.VISIBLE);
980                        }
981                    }
982                });
983                clearAnimation.start();
984            }
985        } else {
986            mClearButton.setAlpha(clearable ? 1.0f : 0.0f);
987            mClearButton.setVisibility(clearable ? View.VISIBLE : View.INVISIBLE);
988        }
989        mClearButton.setEnabled(clearable);
990
991        final View nlo = mStatusBarView.findViewById(R.id.notification_lights_out);
992        final boolean showDot = (any&&!areLightsOn());
993        if (showDot != (nlo.getAlpha() == 1.0f)) {
994            if (showDot) {
995                nlo.setAlpha(0f);
996                nlo.setVisibility(View.VISIBLE);
997            }
998            nlo.animate()
999                .alpha(showDot?1:0)
1000                .setDuration(showDot?750:250)
1001                .setInterpolator(new AccelerateInterpolator(2.0f))
1002                .setListener(showDot ? null : new AnimatorListenerAdapter() {
1003                    @Override
1004                    public void onAnimationEnd(Animator _a) {
1005                        nlo.setVisibility(View.GONE);
1006                    }
1007                })
1008                .start();
1009        }
1010
1011        updateCarrierLabelVisibility(false);
1012    }
1013
1014    public void showClock(boolean show) {
1015        if (mStatusBarView == null) return;
1016        View clock = mStatusBarView.findViewById(R.id.clock);
1017        if (clock != null) {
1018            clock.setVisibility(show ? View.VISIBLE : View.GONE);
1019        }
1020    }
1021
1022    /**
1023     * State is one or more of the DISABLE constants from StatusBarManager.
1024     */
1025    public void disable(int state) {
1026        final int old = mDisabled;
1027        final int diff = state ^ old;
1028        mDisabled = state;
1029
1030        if (DEBUG) {
1031            Slog.d(TAG, String.format("disable: 0x%08x -> 0x%08x (diff: 0x%08x)",
1032                old, state, diff));
1033        }
1034
1035        StringBuilder flagdbg = new StringBuilder();
1036        flagdbg.append("disable: < ");
1037        flagdbg.append(((state & StatusBarManager.DISABLE_EXPAND) != 0) ? "EXPAND" : "expand");
1038        flagdbg.append(((diff  & StatusBarManager.DISABLE_EXPAND) != 0) ? "* " : " ");
1039        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) ? "ICONS" : "icons");
1040        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) ? "* " : " ");
1041        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) != 0) ? "ALERTS" : "alerts");
1042        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) != 0) ? "* " : " ");
1043        flagdbg.append(((state & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) ? "TICKER" : "ticker");
1044        flagdbg.append(((diff  & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) ? "* " : " ");
1045        flagdbg.append(((state & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) ? "SYSTEM_INFO" : "system_info");
1046        flagdbg.append(((diff  & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) ? "* " : " ");
1047        flagdbg.append(((state & StatusBarManager.DISABLE_BACK) != 0) ? "BACK" : "back");
1048        flagdbg.append(((diff  & StatusBarManager.DISABLE_BACK) != 0) ? "* " : " ");
1049        flagdbg.append(((state & StatusBarManager.DISABLE_HOME) != 0) ? "HOME" : "home");
1050        flagdbg.append(((diff  & StatusBarManager.DISABLE_HOME) != 0) ? "* " : " ");
1051        flagdbg.append(((state & StatusBarManager.DISABLE_RECENT) != 0) ? "RECENT" : "recent");
1052        flagdbg.append(((diff  & StatusBarManager.DISABLE_RECENT) != 0) ? "* " : " ");
1053        flagdbg.append(((state & StatusBarManager.DISABLE_CLOCK) != 0) ? "CLOCK" : "clock");
1054        flagdbg.append(((diff  & StatusBarManager.DISABLE_CLOCK) != 0) ? "* " : " ");
1055        flagdbg.append(">");
1056        Slog.d(TAG, flagdbg.toString());
1057
1058        if ((diff & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) {
1059            mIcons.animate().cancel();
1060            if ((state & StatusBarManager.DISABLE_SYSTEM_INFO) != 0) {
1061                if (mTicking) {
1062                    mTicker.halt();
1063                }
1064                mIcons.animate()
1065                    .alpha(0f)
1066                    .translationY(mNaturalBarHeight*0.5f)
1067                    //.setStartDelay(100)
1068                    .setDuration(175)
1069                    .setInterpolator(new DecelerateInterpolator(1.5f))
1070                    .setListener(mMakeIconsInvisible)
1071                    .start();
1072            } else {
1073                mIcons.setVisibility(View.VISIBLE);
1074                mIcons.animate()
1075                    .alpha(1f)
1076                    .translationY(0)
1077                    .setStartDelay(0)
1078                    .setInterpolator(new DecelerateInterpolator(1.5f))
1079                    .setDuration(175)
1080                    .start();
1081            }
1082        }
1083
1084        if ((diff & StatusBarManager.DISABLE_CLOCK) != 0) {
1085            boolean show = (state & StatusBarManager.DISABLE_CLOCK) == 0;
1086            showClock(show);
1087        }
1088        if ((diff & StatusBarManager.DISABLE_EXPAND) != 0) {
1089            if ((state & StatusBarManager.DISABLE_EXPAND) != 0) {
1090                animateCollapse();
1091            }
1092        }
1093
1094        if ((diff & (StatusBarManager.DISABLE_HOME
1095                        | StatusBarManager.DISABLE_RECENT
1096                        | StatusBarManager.DISABLE_BACK)) != 0) {
1097            // the nav bar will take care of these
1098            if (mNavigationBarView != null) mNavigationBarView.setDisabledFlags(state);
1099
1100            if ((state & StatusBarManager.DISABLE_RECENT) != 0) {
1101                // close recents if it's visible
1102                mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
1103                mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
1104            }
1105        }
1106
1107        if ((diff & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
1108            if ((state & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
1109                if (mTicking) {
1110                    mTicker.halt();
1111                } else {
1112                    setNotificationIconVisibility(false, com.android.internal.R.anim.fade_out);
1113                }
1114            } else {
1115                if (!mExpandedVisible) {
1116                    setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
1117                }
1118            }
1119        } else if ((diff & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
1120            if (mTicking && (state & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
1121                mTicker.halt();
1122            }
1123        }
1124    }
1125
1126    @Override
1127    protected BaseStatusBar.H createHandler() {
1128        return new PhoneStatusBar.H();
1129    }
1130
1131    /**
1132     * All changes to the status bar and notifications funnel through here and are batched.
1133     */
1134    private class H extends BaseStatusBar.H {
1135        public void handleMessage(Message m) {
1136            super.handleMessage(m);
1137            switch (m.what) {
1138                case MSG_OPEN_NOTIFICATION_PANEL:
1139                    animateExpand();
1140                    break;
1141                case MSG_CLOSE_NOTIFICATION_PANEL:
1142                    animateCollapse();
1143                    break;
1144                case MSG_SHOW_INTRUDER:
1145                    setIntruderAlertVisibility(true);
1146                    break;
1147                case MSG_HIDE_INTRUDER:
1148                    setIntruderAlertVisibility(false);
1149                    mCurrentlyIntrudingNotification = null;
1150                    break;
1151            }
1152        }
1153    }
1154
1155    final Runnable mAnimationCallback = new Runnable() {
1156        @Override
1157        public void run() {
1158            doAnimation(mChoreographer.getFrameTimeNanos());
1159        }
1160    };
1161
1162    final Runnable mRevealAnimationCallback = new Runnable() {
1163        @Override
1164        public void run() {
1165            doRevealAnimation(mChoreographer.getFrameTimeNanos());
1166        }
1167    };
1168
1169    View.OnFocusChangeListener mFocusChangeListener = new View.OnFocusChangeListener() {
1170        public void onFocusChange(View v, boolean hasFocus) {
1171            // Because 'v' is a ViewGroup, all its children will be (un)selected
1172            // too, which allows marqueeing to work.
1173            v.setSelected(hasFocus);
1174        }
1175    };
1176
1177    private void makeExpandedVisible(boolean revealAfterDraw) {
1178        if (SPEW) Slog.d(TAG, "Make expanded visible: expanded visible=" + mExpandedVisible);
1179        if (mExpandedVisible) {
1180            return;
1181        }
1182
1183        mExpandedVisible = true;
1184        mPile.setLayoutTransitionsEnabled(true);
1185        if (mNavigationBarView != null)
1186            mNavigationBarView.setSlippery(true);
1187
1188        updateCarrierLabelVisibility(true);
1189
1190        updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
1191
1192        // Expand the window to encompass the full screen in anticipation of the drag.
1193        // This is only possible to do atomically because the status bar is at the top of the screen!
1194        WindowManager.LayoutParams lp = (WindowManager.LayoutParams) mStatusBarWindow.getLayoutParams();
1195        lp.flags &= ~WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
1196        lp.flags |= WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
1197        lp.height = ViewGroup.LayoutParams.MATCH_PARENT;
1198        final WindowManager wm = WindowManagerImpl.getDefault();
1199        wm.updateViewLayout(mStatusBarWindow, lp);
1200
1201        // Updating the window layout will force an expensive traversal/redraw.
1202        // Kick off the reveal animation after this is complete to avoid animation latency.
1203        if (revealAfterDraw) {
1204            mHandler.post(mStartRevealAnimation);
1205        }
1206
1207        visibilityChanged(true);
1208    }
1209
1210    public void animateExpand() {
1211        if (SPEW) Slog.d(TAG, "Animate expand: expanded=" + mExpanded);
1212        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1213            return ;
1214        }
1215        if (mExpanded) {
1216            return;
1217        }
1218
1219        prepareTracking(0, true);
1220        mHandler.post(mPerformSelfExpandFling);
1221    }
1222
1223    public void animateCollapse() {
1224        animateCollapse(CommandQueue.FLAG_EXCLUDE_NONE);
1225    }
1226
1227    public void animateCollapse(int flags) {
1228        animateCollapse(flags, 1.0f);
1229    }
1230
1231    public void animateCollapse(int flags, float velocityMultiplier) {
1232        if (SPEW) {
1233            Slog.d(TAG, "animateCollapse(): mExpanded=" + mExpanded
1234                    + " mExpandedVisible=" + mExpandedVisible
1235                    + " mExpanded=" + mExpanded
1236                    + " mAnimating=" + mAnimating
1237                    + " mAnimatingReveal=" + mAnimatingReveal
1238                    + " mAnimY=" + mAnimY
1239                    + " mAnimVel=" + mAnimVel
1240                    + " flags=" + flags);
1241        }
1242
1243        if ((flags & CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL) == 0) {
1244            mHandler.removeMessages(MSG_CLOSE_RECENTS_PANEL);
1245            mHandler.sendEmptyMessage(MSG_CLOSE_RECENTS_PANEL);
1246        }
1247
1248        if ((flags & CommandQueue.FLAG_EXCLUDE_SEARCH_PANEL) == 0) {
1249            mHandler.removeMessages(MSG_CLOSE_SEARCH_PANEL);
1250            mHandler.sendEmptyMessage(MSG_CLOSE_SEARCH_PANEL);
1251        }
1252
1253        if (!mExpandedVisible) {
1254            return;
1255        }
1256
1257        int y;
1258        if (mAnimating || mAnimatingReveal) {
1259            y = (int)mAnimY;
1260        } else {
1261            y = getExpandedViewMaxHeight()-1;
1262        }
1263        // Let the fling think that we're open so it goes in the right direction
1264        // and doesn't try to re-open the windowshade.
1265        mExpanded = true;
1266        prepareTracking(y, false);
1267        performFling(y, -mSelfCollapseVelocityPx*velocityMultiplier, true);
1268    }
1269
1270    void performExpand() {
1271        if (SPEW) Slog.d(TAG, "performExpand: mExpanded=" + mExpanded);
1272        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1273            return ;
1274        }
1275        if (mExpanded) {
1276            return;
1277        }
1278
1279        mExpanded = true;
1280        makeExpandedVisible(false);
1281        updateExpandedViewPos(EXPANDED_FULL_OPEN);
1282
1283        if (false) postStartTracing();
1284    }
1285
1286    void performCollapse() {
1287        if (SPEW) Slog.d(TAG, "performCollapse: mExpanded=" + mExpanded
1288                + " mExpandedVisible=" + mExpandedVisible);
1289
1290        if (!mExpandedVisible) {
1291            return;
1292        }
1293
1294        // Ensure the panel is fully collapsed (just in case; bug 6765842)
1295        updateExpandedViewPos(0);
1296
1297        mExpandedVisible = false;
1298        mPile.setLayoutTransitionsEnabled(false);
1299        if (mNavigationBarView != null)
1300            mNavigationBarView.setSlippery(false);
1301        visibilityChanged(false);
1302
1303        // Shrink the window to the size of the status bar only
1304        WindowManager.LayoutParams lp = (WindowManager.LayoutParams) mStatusBarWindow.getLayoutParams();
1305        lp.height = getStatusBarHeight();
1306        lp.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
1307        lp.flags &= ~WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
1308        final WindowManager wm = WindowManagerImpl.getDefault();
1309        wm.updateViewLayout(mStatusBarWindow, lp);
1310
1311        if ((mDisabled & StatusBarManager.DISABLE_NOTIFICATION_ICONS) == 0) {
1312            setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
1313        }
1314
1315        if (!mExpanded) {
1316            return;
1317        }
1318        mExpanded = false;
1319
1320        // Close any "App info" popups that might have snuck on-screen
1321        dismissPopups();
1322
1323        if (mPostCollapseCleanup != null) {
1324            mPostCollapseCleanup.run();
1325            mPostCollapseCleanup = null;
1326        }
1327    }
1328
1329    void resetLastAnimTime() {
1330        mAnimLastTimeNanos = System.nanoTime();
1331        if (SPEW) {
1332            Throwable t = new Throwable();
1333            t.fillInStackTrace();
1334            Slog.d(TAG, "resetting last anim time=" + mAnimLastTimeNanos, t);
1335        }
1336    }
1337
1338    void doAnimation(long frameTimeNanos) {
1339        if (mAnimating) {
1340            if (SPEW) Slog.d(TAG, "doAnimation dt=" + (frameTimeNanos - mAnimLastTimeNanos));
1341            if (SPEW) Slog.d(TAG, "doAnimation before mAnimY=" + mAnimY);
1342            incrementAnim(frameTimeNanos);
1343            if (SPEW) {
1344                Slog.d(TAG, "doAnimation after  mAnimY=" + mAnimY);
1345                Slog.d(TAG, "doAnimation expandedViewMax=" + getExpandedViewMaxHeight());
1346            }
1347
1348            if (mAnimY >= getExpandedViewMaxHeight()-1 && !mClosing) {
1349                if (SPEW) Slog.d(TAG, "Animation completed to expanded state.");
1350                mAnimating = false;
1351                updateExpandedViewPos(EXPANDED_FULL_OPEN);
1352                performExpand();
1353                return;
1354            }
1355
1356            if (mAnimY == 0 && mAnimAccel == 0 && mClosing) {
1357                if (SPEW) Slog.d(TAG, "Animation completed to collapsed state.");
1358                mAnimating = false;
1359                performCollapse();
1360                return;
1361            }
1362
1363            if (mAnimY < getStatusBarHeight() && mClosing) {
1364                // Draw one more frame with the bar positioned at the top of the screen
1365                // before ending the animation so that the user sees the bar in
1366                // its final position.  The call to performCollapse() causes a window
1367                // relayout which takes time and might cause the animation to skip
1368                // on the very last frame before the bar disappears if we did it now.
1369                mAnimY = 0;
1370                mAnimAccel = 0;
1371                mAnimVel = 0;
1372            }
1373
1374            updateExpandedViewPos((int)mAnimY);
1375            mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
1376                    mAnimationCallback, null);
1377        }
1378    }
1379
1380    void stopTracking() {
1381        if (!mTracking)
1382            return;
1383        mTracking = false;
1384        setPileLayers(View.LAYER_TYPE_NONE);
1385        mVelocityTracker.recycle();
1386        mVelocityTracker = null;
1387        mCloseView.setPressed(false);
1388    }
1389
1390    /**
1391     * Enables or disables layers on the children of the notifications pile.
1392     *
1393     * When layers are enabled, this method attempts to enable layers for the minimal
1394     * number of children. Only children visible when the notification area is fully
1395     * expanded will receive a layer. The technique used in this method might cause
1396     * more children than necessary to get a layer (at most one extra child with the
1397     * current UI.)
1398     *
1399     * @param layerType {@link View#LAYER_TYPE_NONE} or {@link View#LAYER_TYPE_HARDWARE}
1400     */
1401    private void setPileLayers(int layerType) {
1402        final int count = mPile.getChildCount();
1403
1404        switch (layerType) {
1405            case View.LAYER_TYPE_NONE:
1406                for (int i = 0; i < count; i++) {
1407                    mPile.getChildAt(i).setLayerType(layerType, null);
1408                }
1409                break;
1410            case View.LAYER_TYPE_HARDWARE:
1411                final int[] location = new int[2];
1412                mNotificationPanel.getLocationInWindow(location);
1413
1414                final int left = location[0];
1415                final int top = location[1];
1416                final int right = left + mNotificationPanel.getWidth();
1417                final int bottom = top + getExpandedViewMaxHeight();
1418
1419                final Rect childBounds = new Rect();
1420
1421                for (int i = 0; i < count; i++) {
1422                    final View view = mPile.getChildAt(i);
1423                    view.getLocationInWindow(location);
1424
1425                    childBounds.set(location[0], location[1],
1426                            location[0] + view.getWidth(), location[1] + view.getHeight());
1427
1428                    if (childBounds.intersects(left, top, right, bottom)) {
1429                        view.setLayerType(layerType, null);
1430                    }
1431                }
1432
1433                break;
1434        }
1435    }
1436
1437    void incrementAnim(long frameTimeNanos) {
1438        final long deltaNanos = Math.max(frameTimeNanos - mAnimLastTimeNanos, 0);
1439        final float t = deltaNanos * 0.000000001f;                  // ns -> s
1440        final float y = mAnimY;
1441        final float v = mAnimVel;                                   // px/s
1442        final float a = mAnimAccel;                                 // px/s/s
1443        mAnimY = y + (v*t) + (0.5f*a*t*t);                          // px
1444        mAnimVel = v + (a*t);                                       // px/s
1445        mAnimLastTimeNanos = frameTimeNanos;                        // ns
1446        //Slog.d(TAG, "y=" + y + " v=" + v + " a=" + a + " t=" + t + " mAnimY=" + mAnimY
1447        //        + " mAnimAccel=" + mAnimAccel);
1448    }
1449
1450    void doRevealAnimation(long frameTimeNanos) {
1451        if (SPEW) {
1452            Slog.d(TAG, "doRevealAnimation: dt=" + (frameTimeNanos - mAnimLastTimeNanos));
1453        }
1454        final int h = mNotificationPanelMinHeight;
1455        if (mAnimatingReveal && mAnimating && mAnimY < h) {
1456            incrementAnim(frameTimeNanos);
1457            if (mAnimY >= h) {
1458                mAnimY = h;
1459                updateExpandedViewPos((int)mAnimY);
1460            } else {
1461                updateExpandedViewPos((int)mAnimY);
1462                mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
1463                        mRevealAnimationCallback, null);
1464            }
1465        }
1466    }
1467
1468    void prepareTracking(int y, boolean opening) {
1469        if (CHATTY) {
1470            Slog.d(TAG, "panel: beginning to track the user's touch, y=" + y + " opening=" + opening);
1471        }
1472
1473        mCloseView.setPressed(true);
1474
1475        mTracking = true;
1476        setPileLayers(View.LAYER_TYPE_HARDWARE);
1477        mVelocityTracker = VelocityTracker.obtain();
1478        if (opening) {
1479            makeExpandedVisible(true);
1480        } else {
1481            // it's open, close it?
1482            if (mAnimating) {
1483                mAnimating = false;
1484                mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
1485                        mAnimationCallback, null);
1486            }
1487            updateExpandedViewPos(y + mViewDelta);
1488        }
1489    }
1490
1491    void performFling(int y, float vel, boolean always) {
1492        if (CHATTY) {
1493            Slog.d(TAG, "panel: will fling, y=" + y + " vel=" + vel + " mExpanded=" + mExpanded);
1494        }
1495
1496        mAnimatingReveal = false;
1497
1498        mAnimY = y;
1499        mAnimVel = vel;
1500
1501        //Slog.d(TAG, "starting with mAnimY=" + mAnimY + " mAnimVel=" + mAnimVel);
1502
1503        if (mExpanded) {
1504            if (!always && (
1505                    vel > mFlingCollapseMinVelocityPx
1506                    || (y > (getExpandedViewMaxHeight()*(1f-mCollapseMinDisplayFraction)) &&
1507                        vel > -mFlingExpandMinVelocityPx))) {
1508                // We are expanded, but they didn't move sufficiently to cause
1509                // us to retract.  Animate back to the expanded position.
1510                mAnimAccel = mExpandAccelPx;
1511                if (vel < 0) {
1512                    mAnimVel = 0;
1513                }
1514            }
1515            else {
1516                // We are expanded and are now going to animate away.
1517                mAnimAccel = -mCollapseAccelPx;
1518                if (vel > 0) {
1519                    mAnimVel = 0;
1520                }
1521            }
1522        } else {
1523            if (always || (
1524                    vel > mFlingExpandMinVelocityPx
1525                    || (y > (getExpandedViewMaxHeight()*(1f-mExpandMinDisplayFraction)) &&
1526                        vel > -mFlingCollapseMinVelocityPx))) {
1527                // We are collapsed, and they moved enough to allow us to
1528                // expand.  Animate in the notifications.
1529                mAnimAccel = mExpandAccelPx;
1530                if (vel < 0) {
1531                    mAnimVel = 0;
1532                }
1533            }
1534            else {
1535                // We are collapsed, but they didn't move sufficiently to cause
1536                // us to retract.  Animate back to the collapsed position.
1537                mAnimAccel = -mCollapseAccelPx;
1538                if (vel > 0) {
1539                    mAnimVel = 0;
1540                }
1541            }
1542        }
1543        //Slog.d(TAG, "mAnimY=" + mAnimY + " mAnimVel=" + mAnimVel
1544        //        + " mAnimAccel=" + mAnimAccel);
1545
1546        resetLastAnimTime();
1547        mAnimating = true;
1548        mClosing = mAnimAccel < 0;
1549
1550        mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
1551                mAnimationCallback, null);
1552        mChoreographer.removeCallbacks(Choreographer.CALLBACK_ANIMATION,
1553                mRevealAnimationCallback, null);
1554        mChoreographer.postCallback(Choreographer.CALLBACK_ANIMATION,
1555                mAnimationCallback, null);
1556        stopTracking();
1557    }
1558
1559    boolean interceptTouchEvent(MotionEvent event) {
1560        if (SPEW) {
1561            Slog.d(TAG, "Touch: rawY=" + event.getRawY() + " event=" + event + " mDisabled="
1562                + mDisabled + " mTracking=" + mTracking);
1563        } else if (CHATTY) {
1564            if (event.getAction() != MotionEvent.ACTION_MOVE) {
1565                Slog.d(TAG, String.format(
1566                            "panel: %s at (%f, %f) mDisabled=0x%08x",
1567                            MotionEvent.actionToString(event.getAction()),
1568                            event.getRawX(), event.getRawY(), mDisabled));
1569            }
1570        }
1571
1572        if ((mDisabled & StatusBarManager.DISABLE_EXPAND) != 0) {
1573            return false;
1574        }
1575
1576        final int action = event.getAction();
1577        final int statusBarSize = getStatusBarHeight();
1578        final int hitSize = statusBarSize*2;
1579        final int y = (int)event.getRawY();
1580        if (action == MotionEvent.ACTION_DOWN) {
1581            if (!areLightsOn()) {
1582                setLightsOn(true);
1583            }
1584
1585            if (!mExpanded) {
1586                mViewDelta = statusBarSize - y;
1587            } else {
1588                mCloseView.getLocationOnScreen(mAbsPos);
1589                mViewDelta = mAbsPos[1]
1590                           + getCloseViewHeight() // XXX: not closeViewHeight, but paddingBottom from the 9patch
1591                           + mNotificationPanelBackgroundPadding.top
1592                           + mNotificationPanelBackgroundPadding.bottom
1593                           - y;
1594            }
1595            if ((!mExpanded && y < hitSize) ||
1596                    // @@ add taps outside the panel if it's not full-screen
1597                    (mExpanded && y > (getExpandedViewMaxHeight()-hitSize))) {
1598                // We drop events at the edge of the screen to make the windowshade come
1599                // down by accident less, especially when pushing open a device with a keyboard
1600                // that rotates (like g1 and droid)
1601                int x = (int)event.getRawX();
1602                final int edgeBorder = mEdgeBorder;
1603                if (x >= edgeBorder && x < mDisplayMetrics.widthPixels - edgeBorder) {
1604                    prepareTracking(y, !mExpanded);// opening if we're not already fully visible
1605                    trackMovement(event);
1606                }
1607            }
1608        } else if (mTracking) {
1609            trackMovement(event);
1610            if (action == MotionEvent.ACTION_MOVE) {
1611                if (mAnimatingReveal && (y + mViewDelta) < mNotificationPanelMinHeight) {
1612                    // nothing
1613                } else  {
1614                    mAnimatingReveal = false;
1615                    updateExpandedViewPos(y + mViewDelta);
1616                }
1617            } else if (action == MotionEvent.ACTION_UP
1618                    || action == MotionEvent.ACTION_CANCEL) {
1619                mVelocityTracker.computeCurrentVelocity(1000);
1620
1621                float yVel = mVelocityTracker.getYVelocity();
1622                boolean negative = yVel < 0;
1623
1624                float xVel = mVelocityTracker.getXVelocity();
1625                if (xVel < 0) {
1626                    xVel = -xVel;
1627                }
1628                if (xVel > mFlingGestureMaxXVelocityPx) {
1629                    xVel = mFlingGestureMaxXVelocityPx; // limit how much we care about the x axis
1630                }
1631
1632                float vel = (float)Math.hypot(yVel, xVel);
1633                if (vel > mFlingGestureMaxOutputVelocityPx) {
1634                    vel = mFlingGestureMaxOutputVelocityPx;
1635                }
1636                if (negative) {
1637                    vel = -vel;
1638                }
1639
1640                if (CHATTY) {
1641                    Slog.d(TAG, String.format("gesture: vraw=(%f,%f) vnorm=(%f,%f) vlinear=%f",
1642                        mVelocityTracker.getXVelocity(),
1643                        mVelocityTracker.getYVelocity(),
1644                        xVel, yVel,
1645                        vel));
1646                }
1647
1648                if (mTrackingPosition == mNotificationPanelMinHeight) {
1649                    // start the fling from the tracking position, ignore y and view delta
1650                    mFlingY = mTrackingPosition;
1651                    mViewDelta = 0;
1652                } else {
1653                    mFlingY = y;
1654                }
1655                mFlingVelocity = vel;
1656                mHandler.post(mPerformFling);
1657            }
1658
1659        }
1660        return false;
1661    }
1662
1663    private void trackMovement(MotionEvent event) {
1664        // Add movement to velocity tracker using raw screen X and Y coordinates instead
1665        // of window coordinates because the window frame may be moving at the same time.
1666        float deltaX = event.getRawX() - event.getX();
1667        float deltaY = event.getRawY() - event.getY();
1668        event.offsetLocation(deltaX, deltaY);
1669        mVelocityTracker.addMovement(event);
1670        event.offsetLocation(-deltaX, -deltaY);
1671    }
1672
1673    @Override // CommandQueue
1674    public void setNavigationIconHints(int hints) {
1675        if (hints == mNavigationIconHints) return;
1676
1677        mNavigationIconHints = hints;
1678
1679        if (mNavigationBarView != null) {
1680            mNavigationBarView.setNavigationIconHints(hints);
1681        }
1682    }
1683
1684    @Override // CommandQueue
1685    public void setSystemUiVisibility(int vis, int mask) {
1686        final int oldVal = mSystemUiVisibility;
1687        final int newVal = (oldVal&~mask) | (vis&mask);
1688        final int diff = newVal ^ oldVal;
1689
1690        if (diff != 0) {
1691            mSystemUiVisibility = newVal;
1692
1693            if (0 != (diff & View.SYSTEM_UI_FLAG_LOW_PROFILE)) {
1694                final boolean lightsOut = (0 != (vis & View.SYSTEM_UI_FLAG_LOW_PROFILE));
1695                if (lightsOut) {
1696                    animateCollapse();
1697                    if (mTicking) {
1698                        mTicker.halt();
1699                    }
1700                }
1701
1702                if (mNavigationBarView != null) {
1703                    mNavigationBarView.setLowProfile(lightsOut);
1704                }
1705
1706                setStatusBarLowProfile(lightsOut);
1707            }
1708
1709            notifyUiVisibilityChanged();
1710        }
1711    }
1712
1713    private void setStatusBarLowProfile(boolean lightsOut) {
1714        if (mLightsOutAnimation == null) {
1715            final View notifications = mStatusBarView.findViewById(R.id.notification_icon_area);
1716            final View systemIcons = mStatusBarView.findViewById(R.id.statusIcons);
1717            final View signal = mStatusBarView.findViewById(R.id.signal_cluster);
1718            final View battery = mStatusBarView.findViewById(R.id.battery);
1719            final View clock = mStatusBarView.findViewById(R.id.clock);
1720
1721            mLightsOutAnimation = new AnimatorSet();
1722            mLightsOutAnimation.playTogether(
1723                    ObjectAnimator.ofFloat(notifications, View.ALPHA, 0),
1724                    ObjectAnimator.ofFloat(systemIcons, View.ALPHA, 0),
1725                    ObjectAnimator.ofFloat(signal, View.ALPHA, 0),
1726                    ObjectAnimator.ofFloat(battery, View.ALPHA, 0.5f),
1727                    ObjectAnimator.ofFloat(clock, View.ALPHA, 0.5f)
1728                );
1729            mLightsOutAnimation.setDuration(750);
1730
1731            mLightsOnAnimation = new AnimatorSet();
1732            mLightsOnAnimation.playTogether(
1733                    ObjectAnimator.ofFloat(notifications, View.ALPHA, 1),
1734                    ObjectAnimator.ofFloat(systemIcons, View.ALPHA, 1),
1735                    ObjectAnimator.ofFloat(signal, View.ALPHA, 1),
1736                    ObjectAnimator.ofFloat(battery, View.ALPHA, 1),
1737                    ObjectAnimator.ofFloat(clock, View.ALPHA, 1)
1738                );
1739            mLightsOnAnimation.setDuration(250);
1740        }
1741
1742        mLightsOutAnimation.cancel();
1743        mLightsOnAnimation.cancel();
1744
1745        final Animator a = lightsOut ? mLightsOutAnimation : mLightsOnAnimation;
1746        a.start();
1747
1748        setAreThereNotifications();
1749    }
1750
1751    private boolean areLightsOn() {
1752        return 0 == (mSystemUiVisibility & View.SYSTEM_UI_FLAG_LOW_PROFILE);
1753    }
1754
1755    public void setLightsOn(boolean on) {
1756        Log.v(TAG, "setLightsOn(" + on + ")");
1757        if (on) {
1758            setSystemUiVisibility(0, View.SYSTEM_UI_FLAG_LOW_PROFILE);
1759        } else {
1760            setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE, View.SYSTEM_UI_FLAG_LOW_PROFILE);
1761        }
1762    }
1763
1764    private void notifyUiVisibilityChanged() {
1765        try {
1766            mWindowManager.statusBarVisibilityChanged(mSystemUiVisibility);
1767        } catch (RemoteException ex) {
1768        }
1769    }
1770
1771    public void topAppWindowChanged(boolean showMenu) {
1772        if (DEBUG) {
1773            Slog.d(TAG, (showMenu?"showing":"hiding") + " the MENU button");
1774        }
1775        if (mNavigationBarView != null) {
1776            mNavigationBarView.setMenuVisibility(showMenu);
1777        }
1778
1779        // See above re: lights-out policy for legacy apps.
1780        if (showMenu) setLightsOn(true);
1781    }
1782
1783    @Override
1784    public void setImeWindowStatus(IBinder token, int vis, int backDisposition) {
1785        boolean altBack = (backDisposition == InputMethodService.BACK_DISPOSITION_WILL_DISMISS)
1786            || ((vis & InputMethodService.IME_VISIBLE) != 0);
1787
1788        mCommandQueue.setNavigationIconHints(
1789                altBack ? (mNavigationIconHints | StatusBarManager.NAVIGATION_HINT_BACK_ALT)
1790                        : (mNavigationIconHints & ~StatusBarManager.NAVIGATION_HINT_BACK_ALT));
1791    }
1792
1793    @Override
1794    public void setHardKeyboardStatus(boolean available, boolean enabled) { }
1795
1796    private class NotificationClicker implements View.OnClickListener {
1797        private PendingIntent mIntent;
1798        private String mPkg;
1799        private String mTag;
1800        private int mId;
1801
1802        NotificationClicker(PendingIntent intent, String pkg, String tag, int id) {
1803            mIntent = intent;
1804            mPkg = pkg;
1805            mTag = tag;
1806            mId = id;
1807        }
1808
1809        public void onClick(View v) {
1810            try {
1811                // The intent we are sending is for the application, which
1812                // won't have permission to immediately start an activity after
1813                // the user switches to home.  We know it is safe to do at this
1814                // point, so make sure new activity switches are now allowed.
1815                ActivityManagerNative.getDefault().resumeAppSwitches();
1816                // Also, notifications can be launched from the lock screen,
1817                // so dismiss the lock screen when the activity starts.
1818                ActivityManagerNative.getDefault().dismissKeyguardOnNextActivity();
1819            } catch (RemoteException e) {
1820            }
1821
1822            if (mIntent != null) {
1823                int[] pos = new int[2];
1824                v.getLocationOnScreen(pos);
1825                Intent overlay = new Intent();
1826                overlay.setSourceBounds(
1827                        new Rect(pos[0], pos[1], pos[0]+v.getWidth(), pos[1]+v.getHeight()));
1828                try {
1829                    mIntent.send(mContext, 0, overlay);
1830                } catch (PendingIntent.CanceledException e) {
1831                    // the stack trace isn't very helpful here.  Just log the exception message.
1832                    Slog.w(TAG, "Sending contentIntent failed: " + e);
1833                }
1834
1835                KeyguardManager kgm =
1836                    (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE);
1837                if (kgm != null) kgm.exitKeyguardSecurely(null);
1838            }
1839
1840            try {
1841                mBarService.onNotificationClick(mPkg, mTag, mId);
1842            } catch (RemoteException ex) {
1843                // system process is dead if we're here.
1844            }
1845
1846            // close the shade if it was open
1847            animateCollapse();
1848
1849            // If this click was on the intruder alert, hide that instead
1850            mHandler.sendEmptyMessage(MSG_HIDE_INTRUDER);
1851        }
1852    }
1853
1854    @Override
1855    protected void tick(IBinder key, StatusBarNotification n, boolean firstTime) {
1856        // no ticking in lights-out mode
1857        if (!areLightsOn()) return;
1858
1859        // no ticking in Setup
1860        if (!isDeviceProvisioned()) return;
1861
1862        // Show the ticker if one is requested. Also don't do this
1863        // until status bar window is attached to the window manager,
1864        // because...  well, what's the point otherwise?  And trying to
1865        // run a ticker without being attached will crash!
1866        if (n.notification.tickerText != null && mStatusBarWindow.getWindowToken() != null) {
1867            if (0 == (mDisabled & (StatusBarManager.DISABLE_NOTIFICATION_ICONS
1868                            | StatusBarManager.DISABLE_NOTIFICATION_TICKER))) {
1869                mTicker.addEntry(n);
1870            }
1871        }
1872    }
1873
1874    private class MyTicker extends Ticker {
1875        MyTicker(Context context, View sb) {
1876            super(context, sb);
1877        }
1878
1879        @Override
1880        public void tickerStarting() {
1881            mTicking = true;
1882            mIcons.setVisibility(View.GONE);
1883            mTickerView.setVisibility(View.VISIBLE);
1884            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.push_up_in, null));
1885            mIcons.startAnimation(loadAnim(com.android.internal.R.anim.push_up_out, null));
1886        }
1887
1888        @Override
1889        public void tickerDone() {
1890            mIcons.setVisibility(View.VISIBLE);
1891            mTickerView.setVisibility(View.GONE);
1892            mIcons.startAnimation(loadAnim(com.android.internal.R.anim.push_down_in, null));
1893            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.push_down_out,
1894                        mTickingDoneListener));
1895        }
1896
1897        public void tickerHalting() {
1898            mIcons.setVisibility(View.VISIBLE);
1899            mTickerView.setVisibility(View.GONE);
1900            mIcons.startAnimation(loadAnim(com.android.internal.R.anim.fade_in, null));
1901            mTickerView.startAnimation(loadAnim(com.android.internal.R.anim.fade_out,
1902                        mTickingDoneListener));
1903        }
1904    }
1905
1906    Animation.AnimationListener mTickingDoneListener = new Animation.AnimationListener() {;
1907        public void onAnimationEnd(Animation animation) {
1908            mTicking = false;
1909        }
1910        public void onAnimationRepeat(Animation animation) {
1911        }
1912        public void onAnimationStart(Animation animation) {
1913        }
1914    };
1915
1916    private Animation loadAnim(int id, Animation.AnimationListener listener) {
1917        Animation anim = AnimationUtils.loadAnimation(mContext, id);
1918        if (listener != null) {
1919            anim.setAnimationListener(listener);
1920        }
1921        return anim;
1922    }
1923
1924    public static String viewInfo(View v) {
1925        return "[(" + v.getLeft() + "," + v.getTop() + ")(" + v.getRight() + "," + v.getBottom()
1926                + ") " + v.getWidth() + "x" + v.getHeight() + "]";
1927    }
1928
1929    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
1930        synchronized (mQueueLock) {
1931            pw.println("Current Status Bar state:");
1932            pw.println("  mExpanded=" + mExpanded
1933                    + ", mExpandedVisible=" + mExpandedVisible
1934                    + ", mTrackingPosition=" + mTrackingPosition);
1935            pw.println("  mTicking=" + mTicking);
1936            pw.println("  mTracking=" + mTracking);
1937            pw.println("  mNotificationPanel=" +
1938                    ((mNotificationPanel == null)
1939                            ? "null"
1940                            : (mNotificationPanel + " params=" + mNotificationPanel.getLayoutParams().debug(""))));
1941            pw.println("  mAnimating=" + mAnimating
1942                    + ", mAnimY=" + mAnimY + ", mAnimVel=" + mAnimVel
1943                    + ", mAnimAccel=" + mAnimAccel);
1944            pw.println("  mAnimLastTimeNanos=" + mAnimLastTimeNanos);
1945            pw.println("  mAnimatingReveal=" + mAnimatingReveal
1946                    + " mViewDelta=" + mViewDelta);
1947            pw.println("  mDisplayMetrics=" + mDisplayMetrics);
1948            pw.println("  mPile: " + viewInfo(mPile));
1949            pw.println("  mCloseView: " + viewInfo(mCloseView));
1950            pw.println("  mTickerView: " + viewInfo(mTickerView));
1951            pw.println("  mScrollView: " + viewInfo(mScrollView)
1952                    + " scroll " + mScrollView.getScrollX() + "," + mScrollView.getScrollY());
1953        }
1954
1955        pw.print("  mNavigationBarView=");
1956        if (mNavigationBarView == null) {
1957            pw.println("null");
1958        } else {
1959            mNavigationBarView.dump(fd, pw, args);
1960        }
1961
1962        if (DUMPTRUCK) {
1963            synchronized (mNotificationData) {
1964                int N = mNotificationData.size();
1965                pw.println("  notification icons: " + N);
1966                for (int i=0; i<N; i++) {
1967                    NotificationData.Entry e = mNotificationData.get(i);
1968                    pw.println("    [" + i + "] key=" + e.key + " icon=" + e.icon);
1969                    StatusBarNotification n = e.notification;
1970                    pw.println("         pkg=" + n.pkg + " id=" + n.id + " score=" + n.score);
1971                    pw.println("         notification=" + n.notification);
1972                    pw.println("         tickerText=\"" + n.notification.tickerText + "\"");
1973                }
1974            }
1975
1976            int N = mStatusIcons.getChildCount();
1977            pw.println("  system icons: " + N);
1978            for (int i=0; i<N; i++) {
1979                StatusBarIconView ic = (StatusBarIconView) mStatusIcons.getChildAt(i);
1980                pw.println("    [" + i + "] icon=" + ic);
1981            }
1982
1983            if (false) {
1984                pw.println("see the logcat for a dump of the views we have created.");
1985                // must happen on ui thread
1986                mHandler.post(new Runnable() {
1987                        public void run() {
1988                            mStatusBarView.getLocationOnScreen(mAbsPos);
1989                            Slog.d(TAG, "mStatusBarView: ----- (" + mAbsPos[0] + "," + mAbsPos[1]
1990                                    + ") " + mStatusBarView.getWidth() + "x"
1991                                    + getStatusBarHeight());
1992                            mStatusBarView.debug();
1993                        }
1994                    });
1995            }
1996        }
1997
1998        mNetworkController.dump(fd, pw, args);
1999    }
2000
2001    @Override
2002    public void createAndAddWindows() {
2003        addStatusBarWindow();
2004    }
2005
2006    private void addStatusBarWindow() {
2007        // Put up the view
2008        final int height = getStatusBarHeight();
2009
2010        // Now that the status bar window encompasses the sliding panel and its
2011        // translucent backdrop, the entire thing is made TRANSLUCENT and is
2012        // hardware-accelerated.
2013        final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
2014                ViewGroup.LayoutParams.MATCH_PARENT,
2015                height,
2016                WindowManager.LayoutParams.TYPE_STATUS_BAR,
2017                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
2018                    | WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
2019                    | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
2020                PixelFormat.TRANSLUCENT);
2021
2022        lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
2023
2024        lp.gravity = getStatusBarGravity();
2025        lp.setTitle("StatusBar");
2026        lp.packageName = mContext.getPackageName();
2027
2028        makeStatusBarView();
2029        WindowManagerImpl.getDefault().addView(mStatusBarWindow, lp);
2030    }
2031
2032    void setNotificationIconVisibility(boolean visible, int anim) {
2033        int old = mNotificationIcons.getVisibility();
2034        int v = visible ? View.VISIBLE : View.INVISIBLE;
2035        if (old != v) {
2036            mNotificationIcons.setVisibility(v);
2037            mNotificationIcons.startAnimation(loadAnim(anim, null));
2038        }
2039    }
2040
2041    void updateExpandedInvisiblePosition() {
2042        mTrackingPosition = -mDisplayMetrics.heightPixels;
2043    }
2044
2045    static final float saturate(float a) {
2046        return a < 0f ? 0f : (a > 1f ? 1f : a);
2047    }
2048
2049    @Override
2050    protected int getExpandedViewMaxHeight() {
2051        return mDisplayMetrics.heightPixels - mNotificationPanelMarginBottomPx;
2052    }
2053
2054    @Override
2055    protected void updateExpandedViewPos(int expandedPosition) {
2056        if (SPEW) {
2057            Slog.d(TAG, "updateExpandedViewPos: expandedPosition=" + expandedPosition
2058                    //+ " mTrackingParams.y=" + ((mTrackingParams == null) ? "?" : mTrackingParams.y)
2059                    + " mTracking=" + mTracking
2060                    + " mTrackingPosition=" + mTrackingPosition
2061                    + " mExpandedVisible=" + mExpandedVisible
2062                    + " mAnimating=" + mAnimating
2063                    + " mAnimatingReveal=" + mAnimatingReveal
2064                    + " mClosing=" + mClosing
2065                    + " gravity=" + mNotificationPanelGravity);
2066        }
2067        int panelh = 0;
2068        final int disph = getExpandedViewMaxHeight();
2069
2070        // If the expanded view is not visible, make sure they're still off screen.
2071        // Maybe the view was resized.
2072        if (!mExpandedVisible) {
2073            if (SPEW) Slog.d(TAG, "updateExpandedViewPos: view not visible, bailing");
2074            updateExpandedInvisiblePosition();
2075            return;
2076        }
2077
2078        // tracking view...
2079        int pos;
2080        if (expandedPosition == EXPANDED_FULL_OPEN) {
2081            panelh = disph;
2082        }
2083        else if (expandedPosition == EXPANDED_LEAVE_ALONE) {
2084            panelh = mTrackingPosition;
2085        }
2086        else {
2087            if (expandedPosition <= disph) {
2088                panelh = expandedPosition;
2089            } else {
2090                panelh = disph;
2091            }
2092        }
2093
2094        // catch orientation changes and other peculiar cases
2095        if (panelh > 0 &&
2096                ((panelh > disph) ||
2097                 (panelh < disph && !mTracking && !mAnimating))) {
2098            if (SPEW) Slog.d(TAG, "updateExpandedViewPos: orientation change?");
2099            panelh = disph;
2100        } else if (panelh < 0) {
2101            panelh = 0;
2102        }
2103
2104        if (SPEW) Slog.d(TAG, "updateExpandedViewPos: adjusting size to panelh=" + panelh);
2105
2106        if (panelh == mTrackingPosition) {
2107            if (SPEW) Slog.d(TAG, "updateExpandedViewPos: panelh == mTrackingPosition, bailing");
2108            return;
2109        }
2110
2111        mTrackingPosition = panelh;
2112
2113        FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) mNotificationPanel.getLayoutParams();
2114        lp.height = panelh;
2115        lp.gravity = mNotificationPanelGravity;
2116        lp.leftMargin = mNotificationPanelMarginLeftPx;
2117        if (SPEW) {
2118            Slog.v(TAG, "updated cropView height=" + panelh + " grav=" + lp.gravity);
2119        }
2120        mNotificationPanel.setLayoutParams(lp);
2121
2122        final int barh = getCloseViewHeight() + getStatusBarHeight();
2123        final float frac = saturate((float)(panelh - barh) / (disph - barh));
2124
2125        if (DIM_BEHIND_EXPANDED_PANEL && ActivityManager.isHighEndGfx(mDisplay)) {
2126            // woo, special effects
2127            final float k = (float)(1f-0.5f*(1f-Math.cos(3.14159f * Math.pow(1f-frac, 2.2f))));
2128            final int color = ((int)(0xB0 * k)) << 24;
2129            mStatusBarWindow.setBackgroundColor(color);
2130        }
2131
2132        updateCarrierLabelVisibility(false);
2133    }
2134
2135    void updateDisplaySize() {
2136        mDisplay.getMetrics(mDisplayMetrics);
2137    }
2138
2139    void performDisableActions(int net) {
2140        int old = mDisabled;
2141        int diff = net ^ old;
2142        mDisabled = net;
2143
2144        // act accordingly
2145        if ((diff & StatusBarManager.DISABLE_EXPAND) != 0) {
2146            if ((net & StatusBarManager.DISABLE_EXPAND) != 0) {
2147                Slog.d(TAG, "DISABLE_EXPAND: yes");
2148                animateCollapse();
2149            }
2150        }
2151        if ((diff & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
2152            if ((net & StatusBarManager.DISABLE_NOTIFICATION_ICONS) != 0) {
2153                Slog.d(TAG, "DISABLE_NOTIFICATION_ICONS: yes");
2154                if (mTicking) {
2155                    mNotificationIcons.setVisibility(View.INVISIBLE);
2156                    mTicker.halt();
2157                } else {
2158                    setNotificationIconVisibility(false, com.android.internal.R.anim.fade_out);
2159                }
2160            } else {
2161                Slog.d(TAG, "DISABLE_NOTIFICATION_ICONS: no");
2162                if (!mExpandedVisible) {
2163                    setNotificationIconVisibility(true, com.android.internal.R.anim.fade_in);
2164                }
2165            }
2166        } else if ((diff & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
2167            if (mTicking && (net & StatusBarManager.DISABLE_NOTIFICATION_TICKER) != 0) {
2168                mTicker.halt();
2169            }
2170        }
2171    }
2172
2173    private View.OnClickListener mClearButtonListener = new View.OnClickListener() {
2174        final int mini(int a, int b) {
2175            return (b>a?a:b);
2176        }
2177        public void onClick(View v) {
2178            synchronized (mNotificationData) {
2179                // animate-swipe all dismissable notifications, then animate the shade closed
2180                int numChildren = mPile.getChildCount();
2181
2182                int scrollTop = mScrollView.getScrollY();
2183                int scrollBottom = scrollTop + mScrollView.getHeight();
2184                final ArrayList<View> snapshot = new ArrayList<View>(numChildren);
2185                for (int i=0; i<numChildren; i++) {
2186                    final View child = mPile.getChildAt(i);
2187                    if (mPile.canChildBeDismissed(child) && child.getBottom() > scrollTop &&
2188                            child.getTop() < scrollBottom) {
2189                        snapshot.add(child);
2190                    }
2191                }
2192                if (snapshot.isEmpty()) {
2193                    animateCollapse(CommandQueue.FLAG_EXCLUDE_NONE);
2194                    return;
2195                }
2196                new Thread(new Runnable() {
2197                    @Override
2198                    public void run() {
2199                        // Decrease the delay for every row we animate to give the sense of
2200                        // accelerating the swipes
2201                        final int ROW_DELAY_DECREMENT = 10;
2202                        int currentDelay = 140;
2203                        int totalDelay = 0;
2204
2205                        // Set the shade-animating state to avoid doing other work during
2206                        // all of these animations. In particular, avoid layout and
2207                        // redrawing when collapsing the shade.
2208                        mPile.setViewRemoval(false);
2209
2210                        mPostCollapseCleanup = new Runnable() {
2211                            @Override
2212                            public void run() {
2213                                try {
2214                                    mPile.setViewRemoval(true);
2215                                    mBarService.onClearAllNotifications();
2216                                } catch (Exception ex) { }
2217                            }
2218                        };
2219
2220                        View sampleView = snapshot.get(0);
2221                        int width = sampleView.getWidth();
2222                        final int velocity = width * 8; // 1000/8 = 125 ms duration
2223                        for (final View _v : snapshot) {
2224                            mHandler.postDelayed(new Runnable() {
2225                                @Override
2226                                public void run() {
2227                                    mPile.dismissRowAnimated(_v, velocity);
2228                                }
2229                            }, totalDelay);
2230                            currentDelay = Math.max(50, currentDelay - ROW_DELAY_DECREMENT);
2231                            totalDelay += currentDelay;
2232                        }
2233                        // Delay the collapse animation until after all swipe animations have
2234                        // finished. Provide some buffer because there may be some extra delay
2235                        // before actually starting each swipe animation. Ideally, we'd
2236                        // synchronize the end of those animations with the start of the collaps
2237                        // exactly.
2238                        mHandler.postDelayed(new Runnable() {
2239                            @Override
2240                            public void run() {
2241                                animateCollapse(CommandQueue.FLAG_EXCLUDE_NONE);
2242                            }
2243                        }, totalDelay + 225);
2244                    }
2245                }).start();
2246            }
2247        }
2248    };
2249
2250    private View.OnClickListener mSettingsButtonListener = new View.OnClickListener() {
2251        public void onClick(View v) {
2252            // We take this as a good indicator that Setup is running and we shouldn't
2253            // allow you to go somewhere else
2254            if (!isDeviceProvisioned()) return;
2255            try {
2256                // Dismiss the lock screen when Settings starts.
2257                ActivityManagerNative.getDefault().dismissKeyguardOnNextActivity();
2258            } catch (RemoteException e) {
2259            }
2260            v.getContext().startActivity(new Intent(Settings.ACTION_SETTINGS)
2261                    .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
2262            animateCollapse();
2263        }
2264    };
2265
2266    private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
2267        public void onReceive(Context context, Intent intent) {
2268            String action = intent.getAction();
2269            if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) {
2270                int flags = CommandQueue.FLAG_EXCLUDE_NONE;
2271                if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) {
2272                    String reason = intent.getStringExtra("reason");
2273                    if (reason != null && reason.equals(SYSTEM_DIALOG_REASON_RECENT_APPS)) {
2274                        flags |= CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL;
2275                    }
2276                }
2277                animateCollapse(flags);
2278            }
2279            else if (Intent.ACTION_SCREEN_OFF.equals(action)) {
2280                // no waiting!
2281                performCollapse();
2282            }
2283            else if (Intent.ACTION_CONFIGURATION_CHANGED.equals(action)) {
2284                updateResources();
2285                repositionNavigationBar();
2286                updateExpandedViewPos(EXPANDED_LEAVE_ALONE);
2287            }
2288        }
2289    };
2290
2291    private void setIntruderAlertVisibility(boolean vis) {
2292        if (!ENABLE_INTRUDERS) return;
2293        if (DEBUG) {
2294            Slog.v(TAG, (vis ? "showing" : "hiding") + " intruder alert window");
2295        }
2296        mIntruderAlertView.setVisibility(vis ? View.VISIBLE : View.GONE);
2297    }
2298
2299    public void dismissIntruder() {
2300        if (mCurrentlyIntrudingNotification == null) return;
2301
2302        try {
2303            mBarService.onNotificationClear(
2304                    mCurrentlyIntrudingNotification.pkg,
2305                    mCurrentlyIntrudingNotification.tag,
2306                    mCurrentlyIntrudingNotification.id);
2307        } catch (android.os.RemoteException ex) {
2308            // oh well
2309        }
2310    }
2311
2312    /**
2313     * Reload some of our resources when the configuration changes.
2314     *
2315     * We don't reload everything when the configuration changes -- we probably
2316     * should, but getting that smooth is tough.  Someday we'll fix that.  In the
2317     * meantime, just update the things that we know change.
2318     */
2319    void updateResources() {
2320        final Context context = mContext;
2321        final Resources res = context.getResources();
2322
2323        if (mClearButton instanceof TextView) {
2324            ((TextView)mClearButton).setText(context.getText(R.string.status_bar_clear_all_button));
2325        }
2326        loadDimens();
2327    }
2328
2329    protected void loadDimens() {
2330        final Resources res = mContext.getResources();
2331
2332        mNaturalBarHeight = res.getDimensionPixelSize(
2333                com.android.internal.R.dimen.status_bar_height);
2334
2335        int newIconSize = res.getDimensionPixelSize(
2336            com.android.internal.R.dimen.status_bar_icon_size);
2337        int newIconHPadding = res.getDimensionPixelSize(
2338            R.dimen.status_bar_icon_padding);
2339
2340        if (newIconHPadding != mIconHPadding || newIconSize != mIconSize) {
2341//            Slog.d(TAG, "size=" + newIconSize + " padding=" + newIconHPadding);
2342            mIconHPadding = newIconHPadding;
2343            mIconSize = newIconSize;
2344            //reloadAllNotificationIcons(); // reload the tray
2345        }
2346
2347        mEdgeBorder = res.getDimensionPixelSize(R.dimen.status_bar_edge_ignore);
2348
2349        mSelfExpandVelocityPx = res.getDimension(R.dimen.self_expand_velocity);
2350        mSelfCollapseVelocityPx = res.getDimension(R.dimen.self_collapse_velocity);
2351        mFlingExpandMinVelocityPx = res.getDimension(R.dimen.fling_expand_min_velocity);
2352        mFlingCollapseMinVelocityPx = res.getDimension(R.dimen.fling_collapse_min_velocity);
2353
2354        mCollapseMinDisplayFraction = res.getFraction(R.dimen.collapse_min_display_fraction, 1, 1);
2355        mExpandMinDisplayFraction = res.getFraction(R.dimen.expand_min_display_fraction, 1, 1);
2356
2357        mExpandAccelPx = res.getDimension(R.dimen.expand_accel);
2358        mCollapseAccelPx = res.getDimension(R.dimen.collapse_accel);
2359
2360        mFlingGestureMaxXVelocityPx = res.getDimension(R.dimen.fling_gesture_max_x_velocity);
2361
2362        mFlingGestureMaxOutputVelocityPx = res.getDimension(R.dimen.fling_gesture_max_output_velocity);
2363
2364        mNotificationPanelMarginBottomPx
2365            = (int) res.getDimension(R.dimen.notification_panel_margin_bottom);
2366        mNotificationPanelMarginLeftPx
2367            = (int) res.getDimension(R.dimen.notification_panel_margin_left);
2368        mNotificationPanelGravity = res.getInteger(R.integer.notification_panel_layout_gravity);
2369        if (mNotificationPanelGravity <= 0) {
2370            mNotificationPanelGravity = Gravity.CENTER_VERTICAL | Gravity.TOP;
2371        }
2372        getNinePatchPadding(res.getDrawable(R.drawable.notification_panel_bg), mNotificationPanelBackgroundPadding);
2373        final int notificationPanelDecorationHeight =
2374              res.getDimensionPixelSize(R.dimen.notification_panel_padding_top)
2375            + res.getDimensionPixelSize(R.dimen.notification_panel_header_height)
2376            + mNotificationPanelBackgroundPadding.top
2377            + mNotificationPanelBackgroundPadding.bottom;
2378        mNotificationPanelMinHeight =
2379              notificationPanelDecorationHeight
2380            + res.getDimensionPixelSize(R.dimen.close_handle_underlap);
2381
2382        mCarrierLabelHeight = res.getDimensionPixelSize(R.dimen.carrier_label_height);
2383
2384        if (false) Slog.v(TAG, "updateResources");
2385    }
2386
2387    private static void getNinePatchPadding(Drawable d, Rect outPadding) {
2388        if (d instanceof NinePatchDrawable) {
2389            NinePatchDrawable ninePatch = (NinePatchDrawable) d;
2390            ninePatch.getPadding(outPadding);
2391        }
2392    }
2393
2394    //
2395    // tracing
2396    //
2397
2398    void postStartTracing() {
2399        mHandler.postDelayed(mStartTracing, 3000);
2400    }
2401
2402    void vibrate() {
2403        android.os.Vibrator vib = (android.os.Vibrator)mContext.getSystemService(
2404                Context.VIBRATOR_SERVICE);
2405        vib.vibrate(250);
2406    }
2407
2408    Runnable mStartTracing = new Runnable() {
2409        public void run() {
2410            vibrate();
2411            SystemClock.sleep(250);
2412            Slog.d(TAG, "startTracing");
2413            android.os.Debug.startMethodTracing("/data/statusbar-traces/trace");
2414            mHandler.postDelayed(mStopTracing, 10000);
2415        }
2416    };
2417
2418    Runnable mStopTracing = new Runnable() {
2419        public void run() {
2420            android.os.Debug.stopMethodTracing();
2421            Slog.d(TAG, "stopTracing");
2422            vibrate();
2423        }
2424    };
2425
2426    @Override
2427    protected void haltTicker() {
2428        mTicker.halt();
2429    }
2430
2431    @Override
2432    protected boolean shouldDisableNavbarGestures() {
2433        return mExpanded || (mDisabled & StatusBarManager.DISABLE_HOME) != 0;
2434    }
2435
2436    private static class FastColorDrawable extends Drawable {
2437        private final int mColor;
2438
2439        public FastColorDrawable(int color) {
2440            mColor = 0xff000000 | color;
2441        }
2442
2443        @Override
2444        public void draw(Canvas canvas) {
2445            canvas.drawColor(mColor, PorterDuff.Mode.SRC);
2446        }
2447
2448        @Override
2449        public void setAlpha(int alpha) {
2450        }
2451
2452        @Override
2453        public void setColorFilter(ColorFilter cf) {
2454        }
2455
2456        @Override
2457        public int getOpacity() {
2458            return PixelFormat.OPAQUE;
2459        }
2460
2461        @Override
2462        public void setBounds(int left, int top, int right, int bottom) {
2463        }
2464
2465        @Override
2466        public void setBounds(Rect bounds) {
2467        }
2468    }
2469}
2470