Unit 'MUIClass.Base'	Package
[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index]	[#MUIClass]

TMUISemaphore

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

Exec Semaphore as MUI Object

Declaration

Source position: MUIClass.Base.pas line 303

`type TMUISemaphore = class(TMUIWithParent)`
`public`
`procedure CreateObject; override;`		Create Semaphore MUI item
`function Attempt;`		Emulates exec.library/AttemptSemaphore.
`function AtteptShared;`		Emulates exec.library/AttemptSemaphoreShared.
`procedure Obtain;`		Emulates exec.library/ObtainSemaphore.
`procedure ObtainShared;`		Emulates exec.library/ObtainSemaphoreShared.
`procedure Release;`		Emulates exec.library/ReleaseSemaphore.
`end;`

Inheritance

`TMUISemaphore`		Exec Semaphore as MUI Object
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`TMUIWithParent`		Subclass of TNotify to introduce the Parent relation
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`TMUINotify`		Notify class is superclass of all other MUI classes.
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`TMUIRootClass`		Base class for all MUI Class
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`TObject`

Description

The semaphore class helps to access dataspace objects from different tasks. Its methods are identical to the exec.library semaphore functions and work on the semaphore thats contained in the Semaphore classes instance data.