TypeExtension.ProvideValue(IServiceProvider) Method
Definition
Important
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Returns an object that should be set on the property where this extension is applied. For TypeExtension , this is the Type value as evaluated for the requested type name.
public:
override System::Object ^ ProvideValue(IServiceProvider ^ serviceProvider);
public override object ProvideValue (IServiceProvider serviceProvider);
override this.ProvideValue : IServiceProvider -> obj
Public Overrides Function ProvideValue (serviceProvider As IServiceProvider) As Object
Parameters
- serviceProvider
- IServiceProvider
Object that can provide services for the markup extension. The provider is expected to provide a service for IXamlTypeResolver.
Returns
The Type to set on the property where the extension is applied.
Exceptions
member
value for the extension is null
.
Some part of the typeName
string did not parse properly.
-or-
serviceProvider
did not provide a service for IXamlTypeResolver
-or-
typeName
value did not resolve to a type.
serviceProvider
is null
Remarks
You can pass null
for serviceProvider
, but only if this TypeExtension instance was established with an initial true type in the constructor rather than a typeName
. Otherwise, this markup extension implementation relies on services based on the passed serviceProvider
. It must not be null
. The serviceProvider
is expected to provide a service for IXamlTypeResolver.