Gets or sets the main form for this application.
Assembly: Microsoft.VisualBasic (in Microsoft.VisualBasic.dll)
Use the MainForm property to get or set the Form object that the Visual Basic Application Startup/Shutdown model uses as the application's main form.
This property supports the Visual Basic Application Startup/Shutdown model. For more information, see Overview of the Visual Basic Application Model.
The changes to this property are not persisted when the application closes. To change the main form permanently, you must change the setting in the Project Designer. For more information, see How to: Change the Startup Object for an Application (Visual Basic).
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.