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ViewStateService.RetrieveViewState Method

Retrieves an aspect of the view state for the specified modelItem, matching the specified key.

Namespace:  System.Activities.Presentation.View
Assembly:  System.Activities.Presentation (in System.Activities.Presentation.dll)

public abstract Object RetrieveViewState(
	ModelItem modelItem,
	string key
)

Parameters

modelItem
Type: System.Activities.Presentation.Model.ModelItem
The workflow activity ModelItem associated with the current view state.
key
Type: System.String
The String that identifies the aspect of the view state that is to be retrieved.

Return Value

Type: System.Object
The aspect of the view state as an Object,or null.

Call StoreViewState(ModelItem, String, Object) to initially store view state information so that it can be retrieved.

.NET Framework

Supported in: 4

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, 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.

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