This documentation is archived and is not being maintained.

PageAdapter::DeterminePostBackMode Method

Determines whether the Web page is in postback and returns a name/value collection of the postback variables.

Namespace:  System.Web.UI.Adapters
Assembly:  System.Web (in System.Web.dll)

public:
virtual NameValueCollection^ DeterminePostBackMode()

Return Value

Type: System.Collections.Specialized::NameValueCollection
A NameValueCollection of the postback variables, if any; otherwise nullptr.

The DeterminePostBackMode method returns one of the following collections:

  • Form variables if the HTTP data transfer method is POST.

  • Query string variables if the HTTP method is GET.

Notes to Inheritors

When you inherit from the PageAdapter class, you can override the DeterminePostBackMode method to provide target-specific handling of the postback variables collection.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Show: