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ModelService Class

This class is the main entry point that the designer uses to interact with the model.


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

public abstract class ModelService

The ModelService type exposes the following members.

Protected methodModelServiceCreates a new ModelService.

Public propertyRootThe root of the object hierarchy.

Protected methodCreateItem(Object)Takes an existing instance and creates a model item that is a deep clone of the instance.
Protected methodCreateItem(Type, CreateOptions, Object[])Creates a ModelItem for a given type. This method is called by ModelFactory when the user wants to create a new item.
Protected methodCreateStaticMemberItemCreates a new model item that represents the value of a static member of the given class.
Public methodEquals(Object)Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Protected methodFinalizeAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
Public methodFind(ModelItem, Predicate<Type>)Finds matching model items given a starting point from which to look.
Public methodFind(ModelItem, Type)Finds matching model items given a starting point from which to look.
Public methodFromName(ModelItem, String)Locates the ModelItem in the given scope with the given name.
Public methodFromName(ModelItem, String, StringComparison)Locates the ModelItem in the given scope with the given name.
Public methodGetHashCodeServes as a hash function for a particular type. (Inherited from Object.)
Public methodGetTypeGets the Type of the current instance. (Inherited from Object.)
Protected methodMemberwiseCloneCreates a shallow copy of the current Object. (Inherited from Object.)
Public methodToStringReturns a string that represents the current object. (Inherited from Object.)

Public eventModelChangedThis event is raised when something in the model has changed.

The service has a split between public and protected methods that you must implement when you create a derived class. The public methods are callable by anyone. The protected methods are invoked by the model.

.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.

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