2013-02-23 11:43:42 -05:00
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/*
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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 2 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 System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using Android.App;
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using Android.Content;
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using Android.OS;
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using Android.Runtime;
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using Android.Views;
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using Android.Widget;
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using Android.Preferences;
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using KeePassLib;
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using Android.Util;
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using keepass2android;
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namespace keepass2android.settings
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{
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public class RoundsPreference : DialogPreference {
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internal PwDatabase mPM;
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internal TextView mRoundsView;
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protected override View OnCreateDialogView() {
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View view = base.OnCreateDialogView();
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mRoundsView = (TextView) view.FindViewById(Resource.Id.rounds);
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2013-06-14 00:14:50 -04:00
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Database db = App.Kp2a.GetDb();
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2013-02-23 11:43:42 -05:00
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mPM = db.pm;
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ulong numRounds = mPM.KeyEncryptionRounds;
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mRoundsView.Text = numRounds.ToString();
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return view;
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}
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public RoundsPreference(Context context, IAttributeSet attrs):base(context, attrs) {
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}
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public RoundsPreference(Context context, IAttributeSet attrs, int defStyle): base(context, attrs, defStyle) {
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}
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protected override void OnDialogClosed(bool positiveResult) {
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base.OnDialogClosed(positiveResult);
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if ( positiveResult ) {
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ulong rounds;
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String strRounds = mRoundsView.Text;
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if (!(ulong.TryParse(strRounds,out rounds)))
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{
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Toast.MakeText(Context, Resource.String.error_rounds_not_number, ToastLength.Long).Show();
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return;
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}
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if ( rounds < 1 ) {
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rounds = 1;
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}
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ulong oldRounds = mPM.KeyEncryptionRounds;
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if (oldRounds == rounds)
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{
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return;
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}
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mPM.KeyEncryptionRounds = rounds;
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Handler handler = new Handler();
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2013-06-14 00:14:50 -04:00
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SaveDB save = new SaveDB(Context, App.Kp2a.GetDb(), new AfterSave(Context, handler, oldRounds, this));
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ProgressTask pt = new ProgressTask(App.Kp2a, Context, save, UiStringKey.saving_database);
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2013-02-23 11:43:42 -05:00
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pt.run();
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}
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}
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private class AfterSave : OnFinish {
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private ulong mOldRounds;
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private Context mCtx;
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private RoundsPreference pref;
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public AfterSave(Context ctx, Handler handler, ulong oldRounds, RoundsPreference pref):base(handler) {
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this.pref = pref;
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mCtx = ctx;
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mOldRounds = oldRounds;
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}
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public override void run() {
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if ( mSuccess ) {
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if ( pref.OnPreferenceChangeListener != null ) {
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pref.OnPreferenceChangeListener.OnPreferenceChange(pref, null);
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}
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} else {
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displayMessage(mCtx);
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pref.mPM.KeyEncryptionRounds = mOldRounds;
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}
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base.run();
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}
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}
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}
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}
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