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SynchronizationContext.WaitHelper Method

Helper function that waits for any or all the elements in the specified array to receive a signal.

This API is not CLS-compliant. The CLS-compliant alternative is WaitAll(WaitHandle[], TimeSpan, Boolean).

Namespace:  System.Threading
Assembly:  mscorlib (in mscorlib.dll)

[CLSCompliantAttribute(false)]
protected static int WaitHelper(
	IntPtr[] waitHandles,
	bool waitAll,
	int millisecondsTimeout
)

Parameters

waitHandles
Type: System.IntPtr[]
An array of type IntPtr that contains the native operating system handles.
waitAll
Type: System.Boolean
true to wait for all handles; false to wait for any handle.
millisecondsTimeout
Type: System.Int32
The number of milliseconds to wait, or Timeout.Infinite (-1) to wait indefinitely.

Return Value

Type: System.Int32
The array index of the object that satisfied the wait.

WaitHelper is a declaration for an unmanaged external helper function. WaitHelper is called by the Wait method to wait for a signal for the specified operating system handles.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

  • SecurityCriticalAttribute 

    Requires full trust for the immediate caller. This member cannot be used by partially trusted or transparent code.

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, 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.

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