Manages all the Web Part controls, functionality, and events that occur on a Web page.
Namespace: Microsoft.SharePoint.WebPartPages
Assembly: Microsoft.SharePoint (in microsoft.sharepoint.dll)

Syntax
Visual Basic (Declaration)
<DefaultMemberAttribute("Item")> _
<AspNetHostingPermissionAttribute(SecurityAction.LinkDemand, Level:=AspNetHostingPermissionLevel.Minimal)> _
Public NotInheritable Class SPWebPartManager
Inherits WebPartManager
Implements IPostBackEventHandler
Dim instance As SPWebPartManager
[DefaultMemberAttribute("Item")]
[AspNetHostingPermissionAttribute(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
public sealed class SPWebPartManager : WebPartManager, IPostBackEventHandler

Remarks
Any SharePoint page that includes Web Parts must have an instance of the SPWebPartManager on the page to manage Web Parts. This object tracks which zones each Web Part is in, connection information related to Web Parts, personalization, and page edit mode.

Inheritance Hierarchy

Thread Safety
Any public static (
Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

See Also