BaseStatusBar.java revision 3b291870d3c78cea6ca514949591ccc32f00554e 
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;
18
19import java.util.ArrayList;
20
21import android.app.ActivityManagerNative;
22import android.app.KeyguardManager;
23import android.app.PendingIntent;
24import android.content.Context;
25import android.content.Intent;
26import android.content.pm.ApplicationInfo;
27import android.content.pm.PackageManager.NameNotFoundException;
28import android.graphics.Rect;
29import android.net.Uri;
30import android.os.Build;
31import android.os.Handler;
32import android.os.IBinder;
33import android.os.Message;
34import android.os.RemoteException;
35import android.os.ServiceManager;
36import android.provider.Settings;
37import android.util.Log;
38import android.util.Slog;
39import android.view.Display;
40import android.view.IWindowManager;
41import android.view.LayoutInflater;
42import android.view.MenuItem;
43import android.view.MotionEvent;
44import android.view.View;
45import android.view.ViewGroup;
46import android.view.ViewGroup.LayoutParams;
47import android.view.WindowManager;
48import android.view.WindowManagerImpl;
49import android.widget.LinearLayout;
50import android.widget.RemoteViews;
51import android.widget.PopupMenu;
52
53import com.android.internal.statusbar.IStatusBarService;
54import com.android.internal.statusbar.StatusBarIcon;
55import com.android.internal.statusbar.StatusBarIconList;
56import com.android.internal.statusbar.StatusBarNotification;
57import com.android.internal.widget.SizeAdaptiveLayout;
58import com.android.systemui.SearchPanelView;
59import com.android.systemui.SystemUI;
60import com.android.systemui.recent.RecentsPanelView;
61import com.android.systemui.recent.RecentTasksLoader;
62import com.android.systemui.recent.TaskDescription;
63import com.android.systemui.statusbar.CommandQueue;
64import com.android.systemui.statusbar.tablet.StatusBarPanel;
65
66import com.android.systemui.R;
67
68public abstract class BaseStatusBar extends SystemUI implements
69    CommandQueue.Callbacks, RecentsPanelView.OnRecentsPanelVisibilityChangedListener {
70    static final String TAG = "StatusBar";
71    private static final boolean DEBUG = false;
72
73    protected static final int MSG_OPEN_RECENTS_PANEL = 1020;
74    protected static final int MSG_CLOSE_RECENTS_PANEL = 1021;
75    protected static final int MSG_PRELOAD_RECENT_APPS = 1022;
76    protected static final int MSG_CANCEL_PRELOAD_RECENT_APPS = 1023;
77    protected static final int MSG_OPEN_SEARCH_PANEL = 1024;
78    protected static final int MSG_CLOSE_SEARCH_PANEL = 1025;
79
80    protected CommandQueue mCommandQueue;
81    protected IStatusBarService mBarService;
82    protected H mHandler = createHandler();
83
84    // used to notify status bar for suppressing notification LED
85    protected boolean mPanelSlightlyVisible;
86
87    // Search panel
88    protected SearchPanelView mSearchPanelView;
89
90    // Recent apps
91    protected RecentsPanelView mRecentsPanel;
92    protected RecentTasksLoader mRecentTasksLoader;
93
94    // UI-specific methods
95
96    /**
97     * Create all windows necessary for the status bar (including navigation, overlay panels, etc)
98     * and add them to the window manager.
99     */
100    protected abstract void createAndAddWindows();
101
102    protected Display mDisplay;
103    private IWindowManager mWindowManager;
104
105
106    public IWindowManager getWindowManager() {
107        return mWindowManager;
108    }
109
110    public Display getDisplay() {
111        return mDisplay;
112    }
113
114    public IStatusBarService getStatusBarService() {
115        return mBarService;
116    }
117
118    public void start() {
119        mDisplay = ((WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE))
120                .getDefaultDisplay();
121
122        mWindowManager = IWindowManager.Stub.asInterface(
123                ServiceManager.getService(Context.WINDOW_SERVICE));
124
125        mBarService = IStatusBarService.Stub.asInterface(
126                ServiceManager.getService(Context.STATUS_BAR_SERVICE));
127
128        // Connect in to the status bar manager service
129        StatusBarIconList iconList = new StatusBarIconList();
130        ArrayList<IBinder> notificationKeys = new ArrayList<IBinder>();
131        ArrayList<StatusBarNotification> notifications = new ArrayList<StatusBarNotification>();
132        mCommandQueue = new CommandQueue(this, iconList);
133
134        int[] switches = new int[7];
135        ArrayList<IBinder> binders = new ArrayList<IBinder>();
136        try {
137            mBarService.registerStatusBar(mCommandQueue, iconList, notificationKeys, notifications,
138                    switches, binders);
139        } catch (RemoteException ex) {
140            // If the system process isn't there we're doomed anyway.
141        }
142
143        createAndAddWindows();
144
145        disable(switches[0]);
146        setSystemUiVisibility(switches[1], 0xffffffff);
147        topAppWindowChanged(switches[2] != 0);
148        // StatusBarManagerService has a back up of IME token and it's restored here.
149        setImeWindowStatus(binders.get(0), switches[3], switches[4]);
150        setHardKeyboardStatus(switches[5] != 0, switches[6] != 0);
151
152        // Set up the initial icon state
153        int N = iconList.size();
154        int viewIndex = 0;
155        for (int i=0; i<N; i++) {
156            StatusBarIcon icon = iconList.getIcon(i);
157            if (icon != null) {
158                addIcon(iconList.getSlot(i), i, viewIndex, icon);
159                viewIndex++;
160            }
161        }
162
163        // Set up the initial notification state
164        N = notificationKeys.size();
165        if (N == notifications.size()) {
166            for (int i=0; i<N; i++) {
167                addNotification(notificationKeys.get(i), notifications.get(i));
168            }
169        } else {
170            Log.wtf(TAG, "Notification list length mismatch: keys=" + N
171                    + " notifications=" + notifications.size());
172        }
173
174        if (DEBUG) {
175            Slog.d(TAG, String.format(
176                    "init: icons=%d disabled=0x%08x lights=0x%08x menu=0x%08x imeButton=0x%08x",
177                   iconList.size(),
178                   switches[0],
179                   switches[1],
180                   switches[2],
181                   switches[3]
182                   ));
183        }
184    }
185
186    protected View updateNotificationVetoButton(View row, StatusBarNotification n) {
187        View vetoButton = row.findViewById(R.id.veto);
188        if (n.isClearable()) {
189            final String _pkg = n.pkg;
190            final String _tag = n.tag;
191            final int _id = n.id;
192            vetoButton.setOnClickListener(new View.OnClickListener() {
193                    public void onClick(View v) {
194                        try {
195                            mBarService.onNotificationClear(_pkg, _tag, _id);
196                        } catch (RemoteException ex) {
197                            // system process is dead if we're here.
198                        }
199                    }
200                });
201            vetoButton.setVisibility(View.VISIBLE);
202        } else {
203            vetoButton.setVisibility(View.GONE);
204        }
205        return vetoButton;
206    }
207
208
209    protected void applyLegacyRowBackground(StatusBarNotification sbn, View content) {
210        if (sbn.notification.contentView.getLayoutId() !=
211                com.android.internal.R.layout.notification_template_base) {
212            int version = 0;
213            try {
214                ApplicationInfo info = mContext.getPackageManager().getApplicationInfo(sbn.pkg, 0);
215                version = info.targetSdkVersion;
216            } catch (NameNotFoundException ex) {
217                Slog.e(TAG, "Failed looking up ApplicationInfo for " + sbn.pkg, ex);
218            }
219            if (version > 0 && version < Build.VERSION_CODES.GINGERBREAD) {
220                content.setBackgroundResource(R.drawable.notification_row_legacy_bg);
221            } else {
222                content.setBackgroundResource(com.android.internal.R.drawable.notification_bg);
223            }
224        }
225    }
226
227    private void startApplicationDetailsActivity(String packageName) {
228        Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
229                Uri.fromParts("package", packageName, null));
230        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
231        mContext.startActivity(intent);
232    }
233
234    protected View.OnLongClickListener getNotificationLongClicker() {
235        return new View.OnLongClickListener() {
236            @Override
237            public boolean onLongClick(View v) {
238                final String packageNameF = (String) v.getTag();
239                if (packageNameF == null) return false;
240                PopupMenu popup = new PopupMenu(mContext, v);
241                popup.getMenuInflater().inflate(R.menu.notification_popup_menu, popup.getMenu());
242                popup.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
243                    public boolean onMenuItemClick(MenuItem item) {
244                        if (item.getItemId() == R.id.notification_inspect_item) {
245                            startApplicationDetailsActivity(packageNameF);
246                            animateCollapse();
247                        } else {
248                            return false;
249                        }
250                        return true;
251                    }
252                });
253                popup.show();
254
255                return true;
256            }
257        };
258    }
259
260    public void dismissIntruder() {
261        // pass
262    }
263
264    @Override
265    public void toggleRecentApps() {
266        int msg = (mRecentsPanel.getVisibility() == View.VISIBLE)
267            ? MSG_CLOSE_RECENTS_PANEL : MSG_OPEN_RECENTS_PANEL;
268        mHandler.removeMessages(msg);
269        mHandler.sendEmptyMessage(msg);
270    }
271
272    @Override
273    public void preloadRecentApps() {
274        int msg = MSG_PRELOAD_RECENT_APPS;
275        mHandler.removeMessages(msg);
276        mHandler.sendEmptyMessage(msg);
277    }
278
279    @Override
280    public void cancelPreloadRecentApps() {
281        int msg = MSG_CANCEL_PRELOAD_RECENT_APPS;
282        mHandler.removeMessages(msg);
283        mHandler.sendEmptyMessage(msg);
284    }
285
286    @Override
287    public void showSearchPanel() {
288        int msg = MSG_OPEN_SEARCH_PANEL;
289        mHandler.removeMessages(msg);
290        mHandler.sendEmptyMessage(msg);
291    }
292
293    @Override
294    public void hideSearchPanel() {
295        int msg = MSG_CLOSE_SEARCH_PANEL;
296        mHandler.removeMessages(msg);
297        mHandler.sendEmptyMessage(msg);
298    }
299
300    @Override
301    public void onRecentsPanelVisibilityChanged(boolean visible) {
302    }
303
304    protected abstract WindowManager.LayoutParams getRecentsLayoutParams(
305            LayoutParams layoutParams);
306
307    protected abstract WindowManager.LayoutParams getSearchLayoutParams(
308            LayoutParams layoutParams);
309
310    protected void updateRecentsPanel(int recentsResId) {
311        // Recents Panel
312        boolean visible = false;
313        ArrayList<TaskDescription> recentTasksList = null;
314        boolean firstScreenful = false;
315        if (mRecentsPanel != null) {
316            visible = mRecentsPanel.isShowing();
317            WindowManagerImpl.getDefault().removeView(mRecentsPanel);
318            if (visible) {
319                recentTasksList = mRecentsPanel.getRecentTasksList();
320                firstScreenful = mRecentsPanel.getFirstScreenful();
321            }
322        }
323
324        // Provide RecentsPanelView with a temporary parent to allow layout params to work.
325        LinearLayout tmpRoot = new LinearLayout(mContext);
326        mRecentsPanel = (RecentsPanelView) LayoutInflater.from(mContext).inflate(
327                recentsResId, tmpRoot, false);
328        mRecentsPanel.setRecentTasksLoader(mRecentTasksLoader);
329        mRecentTasksLoader.setRecentsPanel(mRecentsPanel);
330        mRecentsPanel.setOnTouchListener(
331                 new TouchOutsideListener(MSG_CLOSE_RECENTS_PANEL, mRecentsPanel));
332        mRecentsPanel.setVisibility(View.GONE);
333
334
335        WindowManager.LayoutParams lp = getRecentsLayoutParams(mRecentsPanel.getLayoutParams());
336
337        WindowManagerImpl.getDefault().addView(mRecentsPanel, lp);
338        mRecentsPanel.setBar(this);
339        if (visible) {
340            mRecentsPanel.show(true, false, recentTasksList, firstScreenful);
341        }
342
343    }
344
345    protected void updateSearchPanel() {
346        // Search Panel
347        boolean visible = false;
348        if (mSearchPanelView != null) {
349            visible = mSearchPanelView.isShowing();
350            WindowManagerImpl.getDefault().removeView(mSearchPanelView);
351        }
352
353        // Provide SearchPanel with a temporary parent to allow layout params to work.
354        LinearLayout tmpRoot = new LinearLayout(mContext);
355        mSearchPanelView = (SearchPanelView) LayoutInflater.from(mContext).inflate(
356                 R.layout.status_bar_search_panel, tmpRoot, false);
357        mSearchPanelView.setOnTouchListener(
358                 new TouchOutsideListener(MSG_CLOSE_SEARCH_PANEL, mSearchPanelView));
359        mSearchPanelView.setVisibility(View.GONE);
360
361        WindowManager.LayoutParams lp = getSearchLayoutParams(mSearchPanelView.getLayoutParams());
362
363        WindowManagerImpl.getDefault().addView(mSearchPanelView, lp);
364        mSearchPanelView.setBar(this);
365        if (visible) {
366            mSearchPanelView.show(true, false);
367        }
368    }
369
370    protected H createHandler() {
371         return new H();
372    }
373
374    protected class H extends Handler {
375        public void handleMessage(Message m) {
376            switch (m.what) {
377             case MSG_OPEN_RECENTS_PANEL:
378                  if (DEBUG) Slog.d(TAG, "opening recents panel");
379                  if (mRecentsPanel != null) {
380                      mRecentsPanel.show(true, true);
381                  }
382                  break;
383             case MSG_CLOSE_RECENTS_PANEL:
384                  if (DEBUG) Slog.d(TAG, "closing recents panel");
385                  if (mRecentsPanel != null && mRecentsPanel.isShowing()) {
386                      mRecentsPanel.show(false, true);
387                  }
388                  break;
389             case MSG_PRELOAD_RECENT_APPS:
390                  if (DEBUG) Slog.d(TAG, "preloading recents");
391                  mRecentsPanel.preloadRecentTasksList();
392                  break;
393             case MSG_CANCEL_PRELOAD_RECENT_APPS:
394                  if (DEBUG) Slog.d(TAG, "cancel preloading recents");
395                  mRecentsPanel.clearRecentTasksList();
396                  break;
397             case MSG_OPEN_SEARCH_PANEL:
398                 if (DEBUG) Slog.d(TAG, "opening search panel");
399                 if (mSearchPanelView != null && mSearchPanelView.isSearchAvailable()) {
400                     mSearchPanelView.show(true, true);
401                 }
402                 break;
403             case MSG_CLOSE_SEARCH_PANEL:
404                 if (DEBUG) Slog.d(TAG, "closing search panel");
405                 if (mSearchPanelView != null && mSearchPanelView.isShowing()) {
406                     mSearchPanelView.show(false, true);
407                 }
408                 break;
409            }
410        }
411    }
412
413    public class TouchOutsideListener implements View.OnTouchListener {
414        private int mMsg;
415        private StatusBarPanel mPanel;
416
417        public TouchOutsideListener(int msg, StatusBarPanel panel) {
418            mMsg = msg;
419            mPanel = panel;
420        }
421
422        public boolean onTouch(View v, MotionEvent ev) {
423            final int action = ev.getAction();
424            if (action == MotionEvent.ACTION_OUTSIDE
425                || (action == MotionEvent.ACTION_DOWN
426                    && !mPanel.isInContentArea((int)ev.getX(), (int)ev.getY()))) {
427                mHandler.removeMessages(mMsg);
428                mHandler.sendEmptyMessage(mMsg);
429                return true;
430            }
431            return false;
432        }
433    }
434
435    protected void workAroundBadLayerDrawableOpacity(View v) {
436    }
437
438    protected  boolean inflateViews(NotificationData.Entry entry, ViewGroup parent) {
439        int minHeight =
440                mContext.getResources().getDimensionPixelSize(R.dimen.notification_min_height);
441        int maxHeight =
442                mContext.getResources().getDimensionPixelSize(R.dimen.notification_max_height);
443        StatusBarNotification sbn = entry.notification;
444        RemoteViews oneU = sbn.notification.contentView;
445        RemoteViews large = sbn.notification.bigContentView;
446        if (oneU == null) {
447            return false;
448        }
449
450        // create the row view
451        LayoutInflater inflater = (LayoutInflater)mContext.getSystemService(
452                Context.LAYOUT_INFLATER_SERVICE);
453        View row = inflater.inflate(R.layout.status_bar_notification_row, parent, false);
454
455        // for blaming (see SwipeHelper.setLongPressListener)
456        row.setTag(sbn.pkg);
457
458        // XXX: temporary: while testing big notifications, auto-expand all of them
459        ViewGroup.LayoutParams lp = row.getLayoutParams();
460        Boolean expandable = Boolean.FALSE;
461        if (large != null) {
462            lp.height = ViewGroup.LayoutParams.WRAP_CONTENT;
463            expandable = Boolean.TRUE;
464        } else {
465            lp.height = minHeight;
466        }
467        row.setLayoutParams(lp);
468        row.setTag(R.id.expandable_tag, expandable);
469        workAroundBadLayerDrawableOpacity(row);
470        View vetoButton = updateNotificationVetoButton(row, sbn);
471        vetoButton.setContentDescription(mContext.getString(
472                R.string.accessibility_remove_notification));
473
474        // NB: the large icon is now handled entirely by the template
475
476        // bind the click event to the content area
477        ViewGroup content = (ViewGroup)row.findViewById(R.id.content);
478        ViewGroup adaptive = (ViewGroup)row.findViewById(R.id.adaptive);
479
480        // Ensure that R.id.content is properly set to 64dp high if 1U
481        lp = content.getLayoutParams();
482        if (large == null) {
483            lp.height = minHeight;
484        }
485        content.setLayoutParams(lp);
486
487        content.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
488
489        PendingIntent contentIntent = sbn.notification.contentIntent;
490        if (contentIntent != null) {
491            final View.OnClickListener listener = new NotificationClicker(contentIntent,
492                    sbn.pkg, sbn.tag, sbn.id);
493            content.setOnClickListener(listener);
494        } else {
495            content.setOnClickListener(null);
496        }
497
498        View expandedOneU = null;
499        View expandedLarge = null;
500        Exception exception = null;
501        try {
502            expandedOneU = oneU.apply(mContext, adaptive);
503            if (large != null) {
504                expandedLarge = large.apply(mContext, adaptive);
505            }
506        }
507        catch (RuntimeException e) {
508            exception = e;
509        }
510        if (expandedOneU == null && expandedLarge == null) {
511            final String ident = sbn.pkg + "/0x" + Integer.toHexString(sbn.id);
512            Slog.e(TAG, "couldn't inflate view for notification " + ident, exception);
513            return false;
514        } else {
515            if (expandedOneU != null) {
516                SizeAdaptiveLayout.LayoutParams params =
517                        new SizeAdaptiveLayout.LayoutParams(expandedOneU.getLayoutParams());
518                params.minHeight = minHeight;
519                params.maxHeight = minHeight;
520                adaptive.addView(expandedOneU, params);
521            }
522            if (expandedLarge != null) {
523                SizeAdaptiveLayout.LayoutParams params =
524                        new SizeAdaptiveLayout.LayoutParams(expandedLarge.getLayoutParams());
525                params.minHeight = minHeight+1;
526                params.maxHeight = SizeAdaptiveLayout.LayoutParams.UNBOUNDED;
527                adaptive.addView(expandedLarge, params);
528            }
529            row.setDrawingCacheEnabled(true);
530        }
531
532        applyLegacyRowBackground(sbn, content);
533
534        entry.row = row;
535        entry.content = content;
536        entry.expanded = expandedOneU;
537        entry.expandedLarge = expandedOneU;
538
539        return true;
540    }
541
542    public NotificationClicker makeClicker(PendingIntent intent, String pkg, String tag, int id) {
543        return new NotificationClicker(intent, pkg, tag, id);
544    }
545
546    private class NotificationClicker implements View.OnClickListener {
547        private PendingIntent mIntent;
548        private String mPkg;
549        private String mTag;
550        private int mId;
551
552        NotificationClicker(PendingIntent intent, String pkg, String tag, int id) {
553            mIntent = intent;
554            mPkg = pkg;
555            mTag = tag;
556            mId = id;
557        }
558
559        public void onClick(View v) {
560            try {
561                // The intent we are sending is for the application, which
562                // won't have permission to immediately start an activity after
563                // the user switches to home.  We know it is safe to do at this
564                // point, so make sure new activity switches are now allowed.
565                ActivityManagerNative.getDefault().resumeAppSwitches();
566                // Also, notifications can be launched from the lock screen,
567                // so dismiss the lock screen when the activity starts.
568                ActivityManagerNative.getDefault().dismissKeyguardOnNextActivity();
569            } catch (RemoteException e) {
570            }
571
572            if (mIntent != null) {
573                int[] pos = new int[2];
574                v.getLocationOnScreen(pos);
575                Intent overlay = new Intent();
576                overlay.setSourceBounds(
577                        new Rect(pos[0], pos[1], pos[0]+v.getWidth(), pos[1]+v.getHeight()));
578                try {
579                    mIntent.send(mContext, 0, overlay);
580                } catch (PendingIntent.CanceledException e) {
581                    // the stack trace isn't very helpful here.  Just log the exception message.
582                    Slog.w(TAG, "Sending contentIntent failed: " + e);
583                }
584
585                KeyguardManager kgm =
586                    (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE);
587                if (kgm != null) kgm.exitKeyguardSecurely(null);
588            }
589
590            try {
591                mBarService.onNotificationClick(mPkg, mTag, mId);
592            } catch (RemoteException ex) {
593                // system process is dead if we're here.
594            }
595
596            // close the shade if it was open
597            animateCollapse();
598            visibilityChanged(false);
599
600            // If this click was on the intruder alert, hide that instead
601//            mHandler.sendEmptyMessage(MSG_HIDE_INTRUDER);
602        }
603    }
604    /**
605     * The LEDs are turned o)ff when the notification panel is shown, even just a little bit.
606     * This was added last-minute and is inconsistent with the way the rest of the notifications
607     * are handled, because the notification isn't really cancelled.  The lights are just
608     * turned off.  If any other notifications happen, the lights will turn back on.  Steve says
609     * this is what he wants. (see bug 1131461)
610     */
611    protected void visibilityChanged(boolean visible) {
612        if (mPanelSlightlyVisible != visible) {
613            mPanelSlightlyVisible = visible;
614            try {
615                mBarService.onPanelRevealed();
616            } catch (RemoteException ex) {
617                // Won't fail unless the world has ended.
618            }
619        }
620    }
621
622}
623