C# winform截屏

using System.Reflection;
using System.Windows.Forms;

namespace ScreenSnap
{
    partial class AboutBox : Form
    {
        public AboutBox（）
        {
            InitializeComponent（）;
        }

        #region 程序集属性访问器

        public string Assemblytitle
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly（）.GetCustomAttributes（typeof（AssemblytitleAttribute） false）;
                if （attributes.Length > 0）
                {
                    AssemblytitleAttribute titleAttribute = （AssemblytitleAttribute）attributes[0];
                    if （titleAttribute.title != ““）
                    {
                        return titleAttribute.title;
                    }
                }
               

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2010-08-23 01:50  ScreenSnap\
     目录           0  2010-08-31 19:54  ScreenSnap\ScreenSnap\
     文件        3177  2010-08-31 19:54  ScreenSnap\ScreenSnap\AboutBox.cs
     文件        7743  2010-08-31 17:42  ScreenSnap\ScreenSnap\AboutBox.Designer.cs
     文件        5817  2010-08-31 17:42  ScreenSnap\ScreenSnap\AboutBox.resx
     目录           0  2010-08-23 01:50  ScreenSnap\ScreenSnap\bin\
     目录           0  2010-08-31 20:04  ScreenSnap\ScreenSnap\bin\Debug\
     文件       61440  2010-08-24 22:26  ScreenSnap\ScreenSnap\bin\Debug\AxInterop.WMPLib.dll
     文件      339968  2010-08-24 22:26  ScreenSnap\ScreenSnap\bin\Debug\Interop.WMPLib.dll
     目录           0  2010-08-27 23:09  ScreenSnap\ScreenSnap\bin\Debug\Resources\
     文件        7390  2010-08-24 22:56  ScreenSnap\ScreenSnap\bin\Debug\Resources\save.wav
     文件      133444  2010-08-24 22:56  ScreenSnap\ScreenSnap\bin\Debug\Resources\startSnap.wav
     文件        9319  1992-11-23 10:10  ScreenSnap\ScreenSnap\bin\Debug\Resources\success.wav
     文件      619008  2010-08-31 20:04  ScreenSnap\ScreenSnap\bin\Debug\ScreenSnap.exe
     文件       52736  2010-08-31 20:04  ScreenSnap\ScreenSnap\bin\Debug\ScreenSnap.pdb
     文件       14328  2010-08-31 20:04  ScreenSnap\ScreenSnap\bin\Debug\ScreenSnap.vshost.exe
     文件         490  2009-06-11 05:14  ScreenSnap\ScreenSnap\bin\Debug\ScreenSnap.vshost.exe.manifest
     目录           0  2010-08-23 01:50  ScreenSnap\ScreenSnap\bin\Release\
     文件        7995  2010-08-31 19:46  ScreenSnap\ScreenSnap\Form1.cs
     文件       30481  2010-08-31 16:50  ScreenSnap\ScreenSnap\Form1.Designer.cs
     文件      283477  2010-08-31 16:50  ScreenSnap\ScreenSnap\Form1.resx
     文件        1402  2010-08-31 19:54  ScreenSnap\ScreenSnap\Form2.cs
     文件        2232  2010-08-31 17:58  ScreenSnap\ScreenSnap\Form2.Designer.cs
     文件        5814  2010-08-31 17:58  ScreenSnap\ScreenSnap\Form2.resx
     目录           0  2010-08-23 01:50  ScreenSnap\ScreenSnap\obj\
     目录           0  2010-08-31 20:04  ScreenSnap\ScreenSnap\obj\Debug\
     文件       61440  2010-08-24 22:26  ScreenSnap\ScreenSnap\obj\Debug\AxInterop.WMPLib.dll
     文件      339968  2010-08-24 22:26  ScreenSnap\ScreenSnap\obj\Debug\Interop.WMPLib.dll
     目录           0  2010-08-23 01:50  ScreenSnap\ScreenSnap\obj\Debug\Refactor\
     文件         180  2010-08-31 17:42  ScreenSnap\ScreenSnap\obj\Debug\ScreenSnap.AboutBox.resources
     文件        1878  2010-08-31 20:04  ScreenSnap\ScreenSnap\obj\Debug\ScreenSnap.csproj.FileListAbsolute.txt
............此处省略36个文件信息