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CriticalHandle Constructor

Microsoft Silverlight will reach end of support after October 2021. Learn more.

This type can be used only by trusted applications. If you try to use its members in a partial-trust application, your code will throw a MethodAccessException exception. This type is security-critical, which restricts its use.

[SECURITY CRITICAL]

Initializes a new instance of the CriticalHandle class with the specified invalid handle value.

Namespace:  System.Runtime.InteropServices
Assembly:  mscorlib (in mscorlib.dll)

Syntax

'Declaration
Protected Sub New ( _
    invalidHandleValue As IntPtr _
)

protected CriticalHandle(
    IntPtr invalidHandleValue
)

Parameters

  • invalidHandleValue
    Type: System.IntPtr
    The value of an invalid handle (usually 0 or -1).

Version Information

Silverlight

Supported in: 5, 4, 3

Platforms

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