110 lines
2.8 KiB
C#
110 lines
2.8 KiB
C#
/*
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This file is part of Keepass2Android, Copyright 2013 Philipp Crocoll. This file is based on Keepassdroid, Copyright Brian Pellin.
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Keepass2Android is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Keepass2Android is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Keepass2Android. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using Android.Content;
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using Android.OS;
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using Android.Preferences;
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using Android.Runtime;
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using KeePassLib.Serialization;
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namespace keepass2android
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{
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/// <summary>
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/// Base class for list activities displaying sensitive information.
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/// </summary>
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/// Checks in OnResume whether the timeout occured and the database must be locked/closed.
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public class LockCloseListActivity : LockingListActivity {
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public LockCloseListActivity()
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{
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}
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IOConnectionInfo _ioc;
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private BroadcastReceiver _intentReceiver;
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protected override void OnCreate(Bundle savedInstanceState)
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{
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base.OnCreate(savedInstanceState);
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_ioc = App.Kp2a.GetDb().Ioc;
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_intentReceiver = new LockCloseListActivityBroadcastReceiver(this);
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IntentFilter filter = new IntentFilter();
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filter.AddAction(Intents.DatabaseLocked);
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filter.AddAction(Intent.ActionScreenOff);
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RegisterReceiver(_intentReceiver, filter);
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}
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public LockCloseListActivity (IntPtr javaReference, JniHandleOwnership transfer)
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: base(javaReference, transfer)
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{
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}
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protected override void OnResume()
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{
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base.OnResume();
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if (TimeoutHelper.CheckShutdown(this, _ioc))
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return;
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//todo: see LockCloseActivity.OnResume
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App.Kp2a.CheckForOpenFileChanged(this);
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}
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protected override void OnDestroy()
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{
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UnregisterReceiver(_intentReceiver);
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base.OnDestroy();
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}
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private void OnLockDatabase()
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{
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Kp2aLog.Log("Finishing " + ComponentName.ClassName + " due to database lock");
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SetResult(KeePass.ExitLock);
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Finish();
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}
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private class LockCloseListActivityBroadcastReceiver : BroadcastReceiver
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{
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readonly LockCloseListActivity _service;
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public LockCloseListActivityBroadcastReceiver(LockCloseListActivity service)
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{
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_service = service;
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}
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public override void OnReceive(Context context, Intent intent)
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{
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switch (intent.Action)
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{
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case Intents.DatabaseLocked:
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_service.OnLockDatabase();
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break;
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case Intent.ActionScreenOff:
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App.Kp2a.OnScreenOff();
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break;
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}
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}
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}
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}
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}
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