c# winform 打开窗体动态效果

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using SplashScreenControl;

namespace WindowsApplication1
{

    public partial class Form1 : Form
    {
        public Form1（）
        {
            //n.b. SplashScreen.BeginDisplay was called in Program.cs Main
            //as various checkpoints are reached you can inform the user about progress
            SplashScreen.SetCommentaryString（“..constructing the Form“）;
            InitializeComponent（）;
        }
        
        protected override void OnShown（EventArgs e）
        {
            base.OnShown（e）;

            //this is where to call SplashScreen.EndDisplay
            SplashScreen.Se

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2007-10-24 16:51  WindowsApplication1\
     目录           0  2007-10-24 16:50  WindowsApplication1\Properties\
     文件        1338  2007-10-24 16:50  WindowsApplication1\Properties\AssemblyInfo.cs
     文件        3108  2007-10-23 09:24  WindowsApplication1\Properties\Resources.Designer.cs
     文件        6193  2007-10-23 09:24  WindowsApplication1\Properties\Resources.resx
     文件        1103  2007-07-26 21:06  WindowsApplication1\Properties\Settings.Designer.cs
     文件         249  2007-07-26 21:06  WindowsApplication1\Properties\Settings.settings
     文件        2859  2007-10-24 07:18  WindowsApplication1\Form1.cs
     文件        2045  2007-10-24 03:52  WindowsApplication1\Form1.Designer.cs
     文件        5814  2007-10-24 03:52  WindowsApplication1\Form1.resx
     文件        1159  2007-10-24 07:18  WindowsApplication1\Program.cs
     文件       96321  2007-07-27 19:10  WindowsApplication1\splashbg.png
     文件       11324  2007-10-24 08:07  WindowsApplication1\SplashScreen.cs
     文件        3513  2007-10-24 07:18  WindowsApplication1\WindowsApplication1.csproj
     文件         926  2007-07-26 21:06  WindowsApplication1\WindowsApplication1.sln