Export (0) Print
Expand All

ImportAttribute.AllowDefault Property

Gets or sets a value that indicates whether the property, field, or parameter will be set to its type's default value when an export with the contract name is not present in the container.

Namespace:  System.ComponentModel.Composition
Assembly:  System.ComponentModel.Composition (in System.ComponentModel.Composition.dll)

public bool AllowDefault { get; set; }

Property Value

Type: System.Boolean
true if the property, field, or parameter will be set to its type's default value when there is no export with the ContractName in the CompositionContainer; otherwise, false. The default is false.

The default value of the type of a property, field, or parameter is null for reference types and zero for numeric value types. For other value types, the default value will be each field of the value type initialized to zero if the field is a value type, or null if the field is a reference type.

Silverlight

Supported in: 5, 4

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Community Additions

ADD
Show:
© 2014 Microsoft