greenshot/GreenshotCore/Configuration/AppConfig.cs
2010-08-24 09:54:32 +00:00

97 lines
3 KiB
C#

/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2010 Thomas Braun, Jens Klingen, Robin Krom
*
* For more information see: http://getgreenshot.org/
* The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Reflection;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Formatters.Binary;
using System.Threading;
using System.Windows.Forms;
using Greenshot.Core;
using Greenshot.Drawing;
using Greenshot.Drawing.Fields;
namespace Greenshot.Configuration {
/// <summary>
/// AppConfig is used for loading and saving the configuration. All public fields
/// in this class are serialized with the BinaryFormatter and then saved to the
/// config file. After loading the values from file, SetDefaults iterates over
/// all public fields an sets fields set to null to the default value.
/// </summary>
[Serializable]
public class AppConfig {
private static log4net.ILog LOG = log4net.LogManager.GetLogger(typeof(AppConfig));
private static AppConfig instance = null;
public Dictionary<string, object> LastUsedFieldValues = new Dictionary<string, object>();
/// <summary>
/// a private constructor because this is a singleton
/// </summary>
private AppConfig() {
}
/// <summary>
/// get an instance of AppConfig
/// </summary>
/// <returns></returns>
public static AppConfig GetInstance() {
if (instance == null) {
instance = new AppConfig();
}
return instance;
}
public void UpdateLastUsedFieldValue(IField f) {
if(f.Value != null) {
string key = GetKeyForField(f);
LastUsedFieldValues[key] = f.Value;
}
}
public IField GetLastUsedValueForField(IField f) {
string key = GetKeyForField(f);
if(LastUsedFieldValues.ContainsKey(key)) {
f.Value = LastUsedFieldValues[key];
}
return f;
}
/// <param name="f"></param>
/// <returns></returns>
/// <param name="f"></param>
/// <returns>the key under which last used value for the Field can be stored/retrieved</returns>
private string GetKeyForField(IField f) {
if(f.Scope == null) {
return f.FieldType.ToString();
} else {
return f.FieldType.ToString() + "-" + f.Scope;
}
}
}
}