YAML Parser in C#

using System;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Windows.Forms;
using System.IO;

namespace QiHe.CodeLib
{
    /// <summary>
    /// FileBrower ��ժҪ˵����
    /// </summary>
    public class FileBrower : System.Windows.Forms.UserControl
    {
        private System.Windows.Forms.Button buttonBrows1;
        private System.Windows.Forms.Label labelTitle;
        private System.Windows.Forms.TextBox textBoxFile1;
        /// <summary> 
        /// ����������������
        /// </summary>
        private System.ComponentModel.Container components = null;

        public FileBrower()
        {
            // �õ����� Windows.Forms ���������������ġ�
            InitializeComponent();

            // TODO: �� InitializeComponent ���ú�����κγ�ʼ��

        }

        /// <summary> 
        /// ������������ʹ�õ���Դ��
        /// </summary>
        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                if (components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose(disposing);
        }

        #region �����������ɵĴ���
        /// <summary> 
        /// �����֧������ķ��� - ��Ҫʹ�ô���༭�� 
        /// �޸Ĵ˷��������ݡ�
        /// </summary>
        private void InitializeComponent()
        {
            this.buttonBrows1 = new System.Windows.Forms.Button();
            this.labelTitle = new System.Windows.Forms.Label();
            this.textBoxFile1 = new System.Windows.Forms.TextBox();
            this.SuspendLayout();
            // 
            // buttonBrows1
            // 
            this.buttonBrows1.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
            this.buttonBrows1.AutoSize = true;
            this.buttonBrows1.Location = new System.Drawing.Point(401, 3);
            this.buttonBrows1.Name = "buttonBrows1";
            this.buttonBrows1.Size = new System.Drawing.Size(79, 24);
            this.buttonBrows1.TabIndex = 6;
            this.buttonBrows1.Text = "ѡȡ�ļ�";
            this.buttonBrows1.TextImageRelation = System.Windows.Forms.TextImageRelation.ImageBeforeText;
            this.buttonBrows1.Click += new System.EventHandler(this.buttonBrows1_Click);
            // 
            // labelTitle
            // 
            this.labelTitle.AutoSize = true;
            this.labelTitle.Location = new System.Drawing.Point(6, 9);
            this.labelTitle.Name = "labelTitle";
            this.labelTitle.Size = new System.Drawing.Size(35, 12);
            this.labelTitle.TabIndex = 5;
            this.labelTitle.Text = "�ļ�1";
            // 
            // textBoxFile1
            // 
            this.textBoxFile1.Location = new System.Drawing.Point(47, 5);
            this.textBoxFile1.Name = "textBoxFile1";
            this.textBoxFile1.Size = new System.Drawing.Size(350, 21);
            this.textBoxFile1.TabIndex = 4;
            // 
            // FileBrower
            // 
            this.Controls.Add(this.buttonBrows1);
            this.Controls.Add(this.labelTitle);
            this.Controls.Add(this.textBoxFile1);
            this.Name = "FileBrower";
            this.Size = new System.Drawing.Size(488, 34);
            this.Layout += new System.Windows.Forms.LayoutEventHandler(this.FileBrower_Layout);
            this.ResumeLayout(false);
            this.PerformLayout();

        }
        #endregion

        private void buttonBrows1_Click(object sender, System.EventArgs e)
        {
            try
            {
                if (FilePath != String.Empty)
                {
                    FileSelector.InitialPath = Path.GetDirectoryName(FilePath);
                }
            }
            catch { }
            string file = ForSave ?
                FileSelector.BrowseFileForSave(fileType) :
                FileSelector.BrowseFile(fileType);
            if (file != null)
            {
                FilePath = file;
                if (FilePathBrowsed != null)
                {
                    FilePathBrowsed(sender, e);
                }
            }
        }

        [Category("Appearance")]
        public string Caption
        {
            get
            {
                return labelTitle.Text;
            }
            set
            {
                labelTitle.Text = value;
            }
        }

        [Category("Appearance")]
        public string ButtonText
        {
            get
            {
                return buttonBrows1.Text;
            }
            set
            {
                buttonBrows1.Text = value;
            }
        }

        FileType fileType = FileType.Txt;
        public FileType FileType
        {
            get
            {
                return fileType;
            }
            set
            {
                fileType = value;
            }
        }

        bool forSave = false;
        public bool ForSave
        {
            get
            {
                return forSave;
            }
            set
            {
                forSave = value;
            }
        }

        /// <summary>
        /// Get or set the file path selected by this control.
        /// </summary>
        public string FilePath
        {
            get
            {
                return textBoxFile1.Text;
            }
            set
            {
                textBoxFile1.Text = value;
            }
        }

        private void FileBrower_Layout(object sender, LayoutEventArgs e)
        {
            textBoxFile1.Left = labelTitle.Right;
            buttonBrows1.Left = this.Width - buttonBrows1.Width - 2;
            int width = buttonBrows1.Left - labelTitle.Right - 2;
            textBoxFile1.Width = width > 0 ? width : 0;
        }
        public event EventHandler FilePathBrowsed;
    }
}