This topic has not yet been rated - Rate this topic

ReferenceConverter.IsValueAllowed Method

.NET Framework 4.5

Returns a value indicating whether a particular value can be added to the standard values collection.

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

protected virtual bool IsValueAllowed(
	ITypeDescriptorContext context,
	Object value
)

Parameters

context: Type: System.ComponentModel.ITypeDescriptorContext
An ITypeDescriptorContext that provides an additional context.

value: Type: System.Object
The value to check.

Return Value

Type: System.Boolean
true if the value is allowed and can be added to the standard values collection; false if the value cannot be added to the standard values collection.

Remarks

This method is called for each value that matches the type associated with this ReferenceConverter and for each component found that is of the associated type. By default, this method returns true, that is, it allows adding the value into the standard values collection.

Notes to Inheritors

Override this method when you do not want to add a value to the standard values collection.

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

Reference

ReferenceConverter Class

System.ComponentModel Namespace

TypeConverter.StandardValuesCollection

Did you find this helpful? Yes No

Not accurate

Not enough depth

Need more code examples

(1500 characters remaining)