| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License |
| */ |
| |
| package com.android.traceur; |
| |
| import com.google.android.collect.Sets; |
| |
| import android.app.Notification; |
| import android.app.NotificationChannel; |
| import android.app.NotificationManager; |
| import android.app.PendingIntent; |
| import android.content.BroadcastReceiver; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.SharedPreferences; |
| import android.content.pm.PackageManager; |
| import android.database.ContentObserver; |
| import android.net.Uri; |
| import android.os.Build; |
| import android.os.Handler; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.preference.PreferenceManager; |
| import android.provider.Settings; |
| import android.text.TextUtils; |
| import android.util.Log; |
| |
| import com.android.internal.statusbar.IStatusBarService; |
| |
| import java.util.Set; |
| import java.util.TreeMap; |
| |
| public class Receiver extends BroadcastReceiver { |
| |
| public static final String STOP_ACTION = "com.android.traceur.STOP"; |
| public static final String OPEN_ACTION = "com.android.traceur.OPEN"; |
| |
| public static final String NOTIFICATION_CHANNEL = "system-tracing"; |
| |
| private static final Set<String> ATRACE_TAGS = Sets.newArraySet( |
| "am", "binder_driver", "camera", "dalvik", "freq", "gfx", "hal", |
| "idle", "input", "irq", "res", "sched", "sync", "view", "wm", |
| "workq"); |
| |
| /* The user list doesn't include workq, irq, or sync, because the user builds don't have |
| * permissions for them. */ |
| private static final Set<String> ATRACE_TAGS_USER = Sets.newArraySet( |
| "am", "binder_driver", "camera", "dalvik", "freq", "gfx", "hal", |
| "idle", "input", "res", "sched", "view", "wm"); |
| |
| private static final String TAG = "Traceur"; |
| |
| private static ContentObserver mDeveloperOptionsObserver; |
| |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); |
| |
| if (Intent.ACTION_BOOT_COMPLETED.equals(intent.getAction())) { |
| createNotificationChannel(context); |
| updateDeveloperOptionsWatcher(context, |
| prefs.getBoolean(context.getString(R.string.pref_key_quick_setting), false)); |
| updateTracing(context); |
| } else if (STOP_ACTION.equals(intent.getAction())) { |
| prefs.edit().putBoolean(context.getString(R.string.pref_key_tracing_on), false).apply(); |
| updateTracing(context); |
| } else if (OPEN_ACTION.equals(intent.getAction())) { |
| context.sendBroadcast(new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS)); |
| context.startActivity(new Intent(context, MainActivity.class) |
| .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK)); |
| } |
| } |
| |
| /* |
| * Updates the current tracing state based on the current state of preferences. |
| */ |
| public static void updateTracing(Context context) { |
| SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); |
| boolean prefsTracingOn = |
| prefs.getBoolean(context.getString(R.string.pref_key_tracing_on), false); |
| |
| if (prefsTracingOn != AtraceUtils.isTracingOn()) { |
| if (prefsTracingOn) { |
| // Show notification if the tags in preferences are not all actually available. |
| String activeAvailableTags = getActiveTags(context, prefs, true); |
| String activeTags = getActiveTags(context, prefs, false); |
| if (!TextUtils.equals(activeAvailableTags, activeTags)) { |
| postCategoryNotification(context, prefs); |
| } |
| |
| int bufferSize = Integer.parseInt( |
| prefs.getString(context.getString(R.string.pref_key_buffer_size), |
| context.getString(R.string.default_buffer_size))); |
| |
| boolean appTracing = prefs.getBoolean(context.getString(R.string.pref_key_apps), true); |
| |
| AtraceService.startTracing(context, activeAvailableTags, bufferSize, appTracing); |
| } else { |
| AtraceService.stopTracing(context); |
| } |
| } |
| |
| // Update the main UI and the QS tile. |
| context.sendBroadcast(new Intent(MainFragment.ACTION_REFRESH_TAGS)); |
| QsService.updateTile(); |
| } |
| |
| /* |
| * Updates the current Quick Settings tile state based on the current state |
| * of preferences. |
| */ |
| public static void updateQuickSettings(Context context) { |
| boolean quickSettingsEnabled = |
| PreferenceManager.getDefaultSharedPreferences(context) |
| .getBoolean(context.getString(R.string.pref_key_quick_setting), false); |
| |
| ComponentName name = new ComponentName(context, QsService.class); |
| context.getPackageManager().setComponentEnabledSetting(name, |
| quickSettingsEnabled |
| ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED |
| : PackageManager.COMPONENT_ENABLED_STATE_DISABLED, |
| PackageManager.DONT_KILL_APP); |
| |
| IStatusBarService statusBarService = IStatusBarService.Stub.asInterface( |
| ServiceManager.checkService(Context.STATUS_BAR_SERVICE)); |
| |
| try { |
| if (statusBarService != null) { |
| if (quickSettingsEnabled) { |
| statusBarService.addTile(name); |
| } else { |
| statusBarService.remTile(name); |
| } |
| } |
| } catch (RemoteException e) { |
| Log.e(TAG, "Failed to modify QS tile for Traceur.", e); |
| } |
| |
| QsService.updateTile(); |
| |
| updateDeveloperOptionsWatcher(context, quickSettingsEnabled); |
| } |
| |
| /* |
| * When Developer Options are turned off, reset the Show Quick Settings Tile |
| * preference to false to hide the tile. The user will need to re-enable the |
| * preference if they decide to turn Developer Options back on again. |
| */ |
| private static void updateDeveloperOptionsWatcher(Context context, |
| boolean quickSettingsEnabled) { |
| |
| Uri settingUri = Settings.Global.getUriFor( |
| Settings.Global.DEVELOPMENT_SETTINGS_ENABLED); |
| |
| if (quickSettingsEnabled) { |
| mDeveloperOptionsObserver = |
| new ContentObserver(new Handler()) { |
| @Override |
| public void onChange(boolean selfChange) { |
| super.onChange(selfChange); |
| |
| boolean developerOptionsEnabled = (1 == |
| Settings.Global.getInt(context.getContentResolver(), |
| Settings.Global.DEVELOPMENT_SETTINGS_ENABLED , 0)); |
| |
| if (!developerOptionsEnabled) { |
| SharedPreferences prefs = |
| PreferenceManager.getDefaultSharedPreferences(context); |
| prefs.edit().putBoolean( |
| context.getString(R.string.pref_key_quick_setting), false) |
| .apply(); |
| updateQuickSettings(context); |
| } |
| } |
| }; |
| |
| context.getContentResolver().registerContentObserver(settingUri, |
| false, mDeveloperOptionsObserver); |
| |
| } else if (mDeveloperOptionsObserver != null) { |
| context.getContentResolver().unregisterContentObserver( |
| mDeveloperOptionsObserver); |
| mDeveloperOptionsObserver = null; |
| } |
| } |
| |
| private static void postCategoryNotification(Context context, SharedPreferences prefs) { |
| Intent sendIntent = new Intent(context, MainActivity.class); |
| |
| String title = context.getString(R.string.tracing_categories_unavailable); |
| String msg = getActiveUnavailableTags(context, prefs); |
| final Notification.Builder builder = |
| new Notification.Builder(context, NOTIFICATION_CHANNEL) |
| .setSmallIcon(R.drawable.stat_sys_adb) |
| .setContentTitle(title) |
| .setTicker(title) |
| .setContentText(msg) |
| .setContentIntent(PendingIntent.getActivity( |
| context, 0, sendIntent, PendingIntent.FLAG_ONE_SHOT |
| | PendingIntent.FLAG_CANCEL_CURRENT)) |
| .setAutoCancel(true) |
| .setLocalOnly(true) |
| .setColor(context.getColor( |
| com.android.internal.R.color.system_notification_accent_color)); |
| |
| if (context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_LEANBACK)) { |
| builder.extend(new Notification.TvExtender()); |
| } |
| |
| context.getSystemService(NotificationManager.class) |
| .notify(Receiver.class.getName(), 0, builder.build()); |
| } |
| |
| private static void createNotificationChannel(Context context) { |
| NotificationChannel channel = new NotificationChannel( |
| NOTIFICATION_CHANNEL, context.getString(R.string.system_tracing), |
| NotificationManager.IMPORTANCE_HIGH); |
| channel.setBypassDnd(true); |
| channel.enableVibration(true); |
| channel.setSound(null, null); |
| |
| NotificationManager notificationManager = |
| context.getSystemService(NotificationManager.class); |
| notificationManager.createNotificationChannel(channel); |
| } |
| |
| public static String getActiveTags(Context context, SharedPreferences prefs, boolean onlyAvailable) { |
| Set<String> tags = prefs.getStringSet(context.getString(R.string.pref_key_tags), |
| getDefaultTagList()); |
| StringBuilder sb = new StringBuilder(10 * tags.size()); |
| TreeMap<String, String> available = |
| onlyAvailable ? AtraceUtils.atraceListCategories() : null; |
| |
| for (String s : tags) { |
| if (onlyAvailable && !available.containsKey(s)) continue; |
| if (sb.length() > 0) { |
| sb.append(' '); |
| } |
| sb.append(s); |
| } |
| String s = sb.toString(); |
| Log.v(TAG, "getActiveTags(onlyAvailable=" + onlyAvailable + ") = \"" + s + "\""); |
| return s; |
| } |
| |
| public static String getActiveUnavailableTags(Context context, SharedPreferences prefs) { |
| Set<String> tags = prefs.getStringSet(context.getString(R.string.pref_key_tags), |
| getDefaultTagList()); |
| StringBuilder sb = new StringBuilder(10 * tags.size()); |
| TreeMap<String, String> available = AtraceUtils.atraceListCategories(); |
| |
| for (String s : tags) { |
| if (available.containsKey(s)) continue; |
| if (sb.length() > 0) { |
| sb.append(' '); |
| } |
| sb.append(s); |
| } |
| String s = sb.toString(); |
| Log.v(TAG, "getActiveUnavailableTags() = \"" + s + "\""); |
| return s; |
| } |
| |
| public static Set<String> getDefaultTagList() { |
| return Build.TYPE.equals("user") ? ATRACE_TAGS_USER : ATRACE_TAGS; |
| } |
| } |