统计代码行数

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

namespace LineCounter
...{
    /**//// <summary>
    /// Form1 的摘要说明。
    /// </summary>
    public class Form1 : System.Windows.Forms.Form
    ...{
        private System.Windows.Forms.FolderBrowserDialog folderBrowserDialog1;
        private System.Windows.Forms.TextBox textBoxPath;
        private System.Windows.Forms.Label label2;
        private System.Windows.Forms.Button buttonSelect;
        private System.Windows.Forms.Button buttonOK;
        private System.Windows.Forms.DataGrid dataGrid1;
        private System.Windows.Forms.Label labelSum;
        private System.Windows.Forms.TextBox textBoxExtension;
 
        private System.ComponentModel.Container components = null;
  
        [STAThread]
        static void Main() 
        ...{
            Application.Run(new Form1());
        }

        public Form1()
        ...{
            //
            // Windows 窗体设计器支持所必需的
            //
            InitializeComponent();

            //
            // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
            //
        }

        /**//// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        protected override void Dispose( bool disposing )
        ...{
            if( disposing )
            ...{
                if(components != null)
                ...{
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }


        Windows 窗体设计器生成的代码#region Windows 窗体设计器生成的代码
        /**//// <summary>
        /// 设计器支持所需的方法 - 不要使用代码编辑器修改
        /// 此方法的内容。
        /// </summary>
        private void InitializeComponent()
        ...{
            this.folderBrowserDialog1 = new System.Windows.Forms.FolderBrowserDialog();
            this.textBoxPath = new System.Windows.Forms.TextBox();
            this.buttonSelect = new System.Windows.Forms.Button();
            this.textBoxExtension = new System.Windows.Forms.TextBox();
            this.label2 = new System.Windows.Forms.Label();
            this.buttonOK = new System.Windows.Forms.Button();
            this.dataGrid1 = new System.Windows.Forms.DataGrid();
            this.labelSum = new System.Windows.Forms.Label();
            ((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
            this.SuspendLayout();
            // 
            // textBoxPath
            // 
            this.textBoxPath.Location = new System.Drawing.Point(32, 24);
            this.textBoxPath.Name = "textBoxPath";
            this.textBoxPath.ReadOnly = true;
            this.textBoxPath.Size = new System.Drawing.Size(440, 20);
            this.textBoxPath.TabIndex = 0;
            this.textBoxPath.Text = "";
            // 
            // buttonSelect
            // 
            this.buttonSelect.Location = new System.Drawing.Point(480, 23);
            this.buttonSelect.Name = "buttonSelect";
            this.buttonSelect.TabIndex = 1;
            this.buttonSelect.Text = "选择文件夹";
            this.buttonSelect.Click += new System.EventHandler(this.buttonSelect_Click);
            // 
            // textBoxExtension
            // 
            this.textBoxExtension.Location = new System.Drawing.Point(184, 64);
            this.textBoxExtension.Name = "textBoxExtension";
            this.textBoxExtension.Size = new System.Drawing.Size(104, 20);
            this.textBoxExtension.TabIndex = 3;
            this.textBoxExtension.Text = ".cs";
            // 
            // label2
            // 
            this.label2.Location = new System.Drawing.Point(40, 66);
            this.label2.Name = "label2";
            this.label2.Size = new System.Drawing.Size(128, 16);
            this.label2.TabIndex = 4;
            this.label2.Text = "要统计的文件扩展名:";
            // 
            // buttonOK
            // 
            this.buttonOK.Location = new System.Drawing.Point(320, 63);
            this.buttonOK.Name = "buttonOK";
            this.buttonOK.Size = new System.Drawing.Size(56, 23);
            this.buttonOK.TabIndex = 5;
            this.buttonOK.Text = "开始";
            this.buttonOK.Click += new System.EventHandler(this.buttonOK_Click);
            // 
            // dataGrid1
            // 
            this.dataGrid1.DataMember = "";
            this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
            this.dataGrid1.Location = new System.Drawing.Point(28, 96);
            this.dataGrid1.Name = "dataGrid1";
            this.dataGrid1.Size = new System.Drawing.Size(856, 336);
            this.dataGrid1.TabIndex = 6;
            // 
            // labelSum
            // 
            this.labelSum.ForeColor = System.Drawing.Color.Red;
            this.labelSum.Location = new System.Drawing.Point(416, 63);
            this.labelSum.Name = "labelSum";
            this.labelSum.Size = new System.Drawing.Size(144, 23);
            this.labelSum.TabIndex = 7;
            // 
            // Form1
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(912, 454);
            this.Controls.Add(this.textBoxExtension);
            this.Controls.Add(this.textBoxPath);
            this.Controls.Add(this.labelSum);
            this.Controls.Add(this.dataGrid1);
            this.Controls.Add(this.buttonOK);
            this.Controls.Add(this.label2);
            this.Controls.Add(this.buttonSelect);
            this.Name = "Form1";
            this.Text = "Form1";
            this.Load += new System.EventHandler(this.Form1_Load);
            ((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).EndInit();
            this.ResumeLayout(false);

        }
        #endregion

        System.Data.DataTable dataTable = new DataTable() ;
        private int Sum = 0 ; 

        private void buttonSelect_Click(object sender, System.EventArgs e)
        ...{
        this.folderBrowserDialog1.ShowDialog() ;
            this.textBoxPath.Text = this.folderBrowserDialog1.SelectedPath ;

        }

        private void buttonOK_Click(object sender, System.EventArgs e)
        ...{
            if(this.textBoxPath.Text == "" )
            ...{
                return ;
            }

            this.dataTable.Clear() ;
            BeginCounter(this.textBoxPath.Text);
            this.dataGrid1.DataSource = this.dataTable ;
 
            this.labelSum.Text  = "总代码数：" + Sum.ToString() ;
        }

         
        void BeginCounter(string path)
        ...{
            //自动生成的代码不计算
            if( path.EndsWith(@"Data" ))
                return ;

            System.IO.DirectoryInfo dir = new  DirectoryInfo(path) ;
            System.IO.FileInfo[] subFiles = dir.GetFiles() ;        

         //            显示当前文件夹下的行数
            int Cnt  = 0 ; 
            foreach(FileInfo file in subFiles)
            ...{
                if(this.textBoxExtension.Text.IndexOf( file.Extension) != -1)
                ...{
                    Cnt += CounterFile(file.FullName) ;
                }
            }
        
            Sum +=  Cnt ;

            DataRow row   = this.dataTable.NewRow() ;
             row[0] = path ;
            row[1] = Cnt.ToString();
            this.dataTable.Rows.Add(row) ;
           
             System.IO.DirectoryInfo[] subDirs = dir.GetDirectories() ;
            foreach(DirectoryInfo subDir in subDirs)
            ...{
                BeginCounter(subDir.FullName)  ;    
            }
            
        }

        int  CounterFile(string filePath)
        ...{
            
            int LineCount = 0 ;
            // open files for streamreader
            StreamReader sr = File.OpenText(filePath);
            //loop until the end
            while (sr.ReadLine()!=null)
            ...{
                LineCount++;
            }
            //close the streamreader
            sr.Close();
            return LineCount ;
        }


        private void Form1_Load(object sender, System.EventArgs e)
        ...{
            dataTable.Columns.Add("路径") ;
            dataTable.Columns.Add("行数") ;
        }
 

    }
}