文件名称:TextBoxEx
介绍说明－－下载内容均来自于网络，请自行研究使用
TextBox扩展。
继承System.Windows.Forms.TextBox来实现TextBox中只能输入数字的问题，但是有不想仅实现这种功能，于是对TextBox进行扩展。让其可以实现TextBox原有功能，还可以输入整形，和浮点型数-TextBox Expand
继承System.Windows.Forms.TextBox来实现TextBox中只能输入数字的问题，但是有不想仅实现这种功能，于是对TextBox进行扩展。让其可以实现TextBox原有功能，还可以输入整形，和浮点型数-TextBox Expand
(系统自动生成,下载前可以参看下载内容)
下载文件列表
TextBoxEx\ExternalResource\app.config
.........\................\bin\Debug\ExternalResource.dll
.........\................\...\.....\ExternalResource.dll.config
.........\................\...\.....\ExternalResource.pdb
.........\................\...\.....\ExternalResource.xml
.........\................\ExternalResource.vbproj
.........\................\IconPackage.vb
.........\................\My Project\Application.Designer.vb
.........\................\..........\Application.myapp
.........\................\..........\AssemblyInfo.vb
.........\................\..........\Resources.Designer.vb
.........\................\..........\Resources.resx
.........\................\..........\Settings.Designer.vb
.........\................\..........\Settings.settings
.........\................\obj\Debug\ExternalResource.dll
.........\................\...\.....\ExternalResource.pdb
.........\................\...\.....\ExternalResource.Resources.resources
.........\................\...\.....\ExternalResource.vbproj.FileListAbsolute.txt
.........\................\...\.....\ExternalResource.vbproj.GenerateResource.Cache
.........\................\...\.....\ExternalResource.xml
.........\................\...\.....\TempPE\My Project.Resources.Designer.vb.dll
.........\................\...\Release\ExternalResource.vbproj.FileListAbsolute.txt
.........\................\...\.......\TempPE\My Project.Resources.Designer.vb.dll
.........\................\Resources\Books.ico
.........\................\.........\Calendar.ico
.........\................\.........\clock.ico
.........\................\.........\Columns-2.ico
.........\................\.........\copy.ico
.........\................\.........\cross.ico
.........\................\.........\cut.ico
.........\................\.........\DELETE.ICO
.........\................\.........\exit.ico
.........\................\.........\Flag-Delete.ico
.........\................\.........\Flag-Next.ico
.........\................\.........\Flag-Previous.ico
.........\................\.........\Flag.ico
.........\................\.........\Go To Line.ico
.........\................\.........\hammer.ico
.........\................\.........\higlighter.ico
.........\................\.........\Insert.ico
.........\................\.........\lock.ico
.........\................\.........\New.ico
.........\................\.........\ok.ico
.........\................\.........\Open.ico
.........\................\.........\paste.ico
.........\................\.........\print preview.ico
.........\................\.........\print.ico
.........\................\.........\printer setup.ico
.........\................\.........\redo.ico
.........\................\.........\Save As Html.ico
.........\................\.........\Save As.ico
.........\................\.........\save.ico
.........\................\.........\Search-Next.ico
.........\................\.........\Search-Previous.ico
.........\................\.........\search.ico
.........\................\.........\Select All.ico
.........\................\.........\settings.ico
.........\................\.........\syntax highlight.ico
.........\................\.........\Thumbs.db
.........\................\.........\undo.ico
.........\................\.........\Word Wrap-2.ico
.........\GUIEx\app.config
.........\.....\bin\Debug\ExternalResource.dll
.........\.....\...\.....\ExternalResource.pdb
.........\.....\...\.....\ExternalResource.xml
.........\.....\...\.....\GUIEx.dll
.........\.....\...\.....\GUIEx.dll.config
.........\.....\...\.....\GUIEx.pdb
.........\.....\...\.....\GUIEx.vshost.exe
.........\.....\...\.....\GUIEx.vshost.exe.config
.........\.....\...\.....\GUIEx.vshost.exe.manifest
.........\.....\...\.....\GUIEx.xml
.........\.....\Button\CancelButton.vb
.........\.....\......\ExitlButton.vb
.........\.....\......\OKButton.vb
.........\.....\......\OpenButton.vb
.........\.....\......\SavelButton.vb
.........\.....\......\VistaButton.vb
.........\.....\DialogBase.Designer.vb
.........\.....\DialogBase.resx
.........\.....\DialogBa