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GetThreadPriority

The GetThreadPriority function returns the priority value for the specified thread. This value, together with the priority class of the threadís process, determines the threadís base-priority level.

VB4-32,5,6
Declare Function GetThreadPriority Lib "kernel32" Alias "GetThreadPriority" (ByVal hThread As Long) As Long

VB.NET
System.Threading.Thread.Priority

Operating Systems Supported
Requires Windows NT 3.1 or later; Requires Windows 95 or later

Library
Kernel32

Parameter Information
- hThread
Identifies the thread.
Windows NT: The handle must have THREAD_QUERY_INFORMATION access. For more information, see Thread Objects.

Return Values
If the function succeeds, the return value is the threadís priority level.

If the function fails, the return value is THREAD_PRIORITY_ERROR_RETURN. To get extended error information, call GetLastError.

The threadís priority level is one of the following values:
THREAD_PRIORITY_ABOVE_NORMAL

Indicates 1 point above normal priority for the priority class.

THREAD_PRIORITY_BELOW_NORMAL

Indicates 1 point below normal priority for the priority class.

THREAD_PRIORITY_HIGHEST

Indicates 2 points above normal priority for the priority class.

THREAD_PRIORITY_IDLE

Indicates a base-priority level of 1 for IDLE_PRIORITY_CLASS, NORMAL_PRIORITY_CLASS, or HIGH_PRIORITY_CLASS processes, and a base-priority level of 16 for REALTIME_PRIORITY_CLASS processes.

THREAD_PRIORITY_LOWEST

Indicates 2 points below normal priority for the priority class.

THREAD_PRIORITY_NORMAL

Indicates normal priority for the priority class.

THREAD_PRIORITY_TIME_CRITICAL

Indicates a base-priority level of 15 for IDLE_PRIORITY_CLASS, NORMAL_PRIORITY_CLASS, or HIGH_PRIORITY_CLASS processes, and a base-priority level of 31 for REALTIME_PRIORITY_CLASS processes.

Last update: 07 April 2006