自己写的一个配置文件读取类

出于工作需要，需要读取本机配置文件，没有现成的配置文件读取类，就自己写了一个，也没有按照什么规范，能用就行。

public   class  ConfigFile
     {
        private static string CurrentFile;
        private static string BaseFile = DBCommon.AppPath + @"\config.bas";
        private static XmlDocument m_ConfigFile = new XmlDocument();
        private static XmlNode m_CurrentNode;
        //        private static ConfigFile()
        //        {
        /**/////        }
        //        private static XmlElement m_RootElement;
        public static bool OpenConfigFile( string _file )
        {
            try
            {
                if( !File.Exists( _file ) )
                {
                    _file = DBCommon.DataPath + @"\" + _file;
                    if( !File.Exists( _file ) )
                        File.Copy( BaseFile, _file , true );
                }
                CurrentFile = _file;
                FileStream fs;
                XmlTextReader xtr;
                fs = new FileStream( _file, FileMode.Open, FileAccess.ReadWrite );
                xtr = new XmlTextReader(fs);
                m_ConfigFile.Load( xtr );
                m_CurrentNode = m_ConfigFile.FirstChild;
                xtr.Close();
                fs.Close();
                return true;
            }
            catch( Exception)
            {
                return false;
            }
        }

        public static bool GetRootName( ref string _rootName )
        {
            if( m_ConfigFile.Name.Length > 0 )
            {
                _rootName = m_ConfigFile.Name;
                return true;
            }
            else
                return false;
        }
        public static bool GetValue( string _name, ref string _value )
        {
            if( m_CurrentNode.HasChildNodes )
            {
                foreach( XmlNode _Node in m_CurrentNode.ChildNodes )
                {
                    if( _Node.Name.ToUpper().Equals( _name.ToUpper() ) )
                    {
                        _value = _Node.InnerText;
                        return true;
                    }
                }
            }
            return false;
        }
        public static bool GetValue( string _node, string _name, ref string _value )
        {
            try
            {
                foreach( XmlNode _Node in m_ConfigFile.ChildNodes )
                {
                    if( _Node.Name.ToUpper().Equals( _node.ToUpper() ))
                    {
                        foreach( XmlNode _childnode in _Node.ChildNodes )
                        {
                            if( _childnode.Name.ToUpper().Equals( _name.ToUpper() ) )
                            {
                                _value =_childnode.InnerText;
                                return true;
                            }
                        }
                    }
                }
                return false;
            }
            catch( Exception)
            {
                return false;
            }
        }
        public static bool SetValue( string _name, string _value )
        {
            try
            {
                if( m_CurrentNode.HasChildNodes )
                {
                    foreach( XmlNode _Node in m_CurrentNode.ChildNodes )
                    {
                        if( _Node.Name.ToUpper().Equals( _name.ToUpper() ) )
                        {
                            _Node.InnerText = _value.ToUpper();
                            return true;
                        }
                    }
                    XmlElement newElement = m_ConfigFile.CreateElement( _name );
                    newElement.InnerText = _value;
                    m_CurrentNode.AppendChild( newElement );

                }
                return false;
            }
            catch( Exception)
            {
                return false;
            }
        }
        public static bool SetValue( string _node, string _name, string _value )
        {
            try
            {
                foreach( XmlNode _Node in m_ConfigFile.ChildNodes )
                {
                    if( _Node.Name.ToUpper().Equals( _node.ToUpper() ))
                    {
                        foreach( XmlNode _childnode in _Node.ChildNodes )
                        {
                            if( _childnode.Name.ToUpper().Equals( _name.ToUpper() ) )
                            {
                                _childnode.InnerText = _value;
                                return true;
                            }
                        }
                        XmlElement newElement = m_ConfigFile.CreateElement( _name );
                        newElement.InnerText = _value;
                        _Node.AppendChild( newElement );
                    }
                }
                return false;
            }
            catch( Exception)
            {
                return false;
            }
        }
        public static bool SaveConfigFile( string _file )
        {
            try
            {
                XmlTextWriter xtr;
                xtr = new XmlTextWriter( _file, System.Text.Encoding.Unicode );
                m_ConfigFile.WriteTo( xtr );
                return true;
            }
            catch( Exception )
            {
                return false;
            }
        }
        public static bool SaveConfigFile()
        {
            try
            {
                if( File.Exists( CurrentFile ) )
                {
                    XmlTextWriter xtr;
                    xtr = new XmlTextWriter( CurrentFile, System.Text.Encoding.Unicode );
                    m_ConfigFile.WriteTo( xtr );
                    return true;
                }
                else
                    return false;
            }
            catch( Exception )
            {
                return false;
            }
        }
    }