1 /* 2 * Copyright (C) 2014 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 17 package com.android.systemui.qs; 18 19 import android.content.BroadcastReceiver; 20 import android.content.Context; 21 import android.content.DialogInterface; 22 import android.content.Intent; 23 import android.content.IntentFilter; 24 import android.content.SharedPreferences; 25 26 import com.android.systemui.Prefs; 27 import com.android.systemui.R; 28 import com.android.systemui.statusbar.phone.SystemUIDialog; 29 import com.android.systemui.statusbar.policy.Listenable; 30 31 public class UsageTracker implements Listenable { 32 private static final long MILLIS_PER_DAY = 1000 * 60 * 60 * 24; 33 34 private final Context mContext; 35 private final long mTimeToShowTile; 36 @Prefs.Key private final String mPrefKey; 37 private final String mResetAction; 38 39 private boolean mRegistered; 40 41 public UsageTracker(Context context, @Prefs.Key String prefKey, Class<?> tile, 42 int timeoutResource) { 43 mContext = context; 44 mPrefKey = prefKey; 45 mTimeToShowTile = MILLIS_PER_DAY * mContext.getResources().getInteger(timeoutResource); 46 mResetAction = "com.android.systemui.qs." + tile.getSimpleName() + ".usage_reset"; 47 } 48 49 @Override 50 public void setListening(boolean listen) { 51 if (listen && !mRegistered) { 52 mContext.registerReceiver(mReceiver, new IntentFilter(mResetAction)); 53 mRegistered = true; 54 } else if (!listen && mRegistered) { 55 mContext.unregisterReceiver(mReceiver); 56 mRegistered = false; 57 } 58 } 59 60 public boolean isRecentlyUsed() { 61 long lastUsed = Prefs.getLong(mContext, mPrefKey, 0L /* defaultValue */); 62 return (System.currentTimeMillis() - lastUsed) < mTimeToShowTile; 63 } 64 65 public void trackUsage() { 66 Prefs.putLong(mContext, mPrefKey, System.currentTimeMillis()); 67 } 68 69 public void reset() { 70 Prefs.remove(mContext, mPrefKey); 71 } 72 73 public void showResetConfirmation(String title, final Runnable onConfirmed) { 74 final SystemUIDialog d = new SystemUIDialog(mContext); 75 d.setTitle(title); 76 d.setMessage(mContext.getString(R.string.quick_settings_reset_confirmation_message)); 77 d.setNegativeButton(android.R.string.cancel, null); 78 d.setPositiveButton(R.string.quick_settings_reset_confirmation_button, 79 new DialogInterface.OnClickListener() { 80 @Override 81 public void onClick(DialogInterface dialog, int which) { 82 reset(); 83 if (onConfirmed != null) { 84 onConfirmed.run(); 85 } 86 } 87 }); 88 d.setCanceledOnTouchOutside(true); 89 d.show(); 90 } 91 92 private BroadcastReceiver mReceiver = new BroadcastReceiver() { 93 @Override 94 public void onReceive(Context context, Intent intent) { 95 if (mResetAction.equals(intent.getAction())) { 96 reset(); 97 } 98 } 99 }; 100 } 101