CGDisplayIOServicePort(_:)

Declaration

func CGDisplayIOServicePort(_ display: CGDirectDisplayID) -> io_service_t

Parameters

• display:

  The identifier of the display to be accessed.

Return Value

The I/O Kit service port for the specified display.

Discussion

An I/O Kit service port can be passed to I/O Kit to obtain additional information about the display.

The port is owned by the graphics system and should not be destroyed.

See Also

Functions

• CGAcquireDisplayFadeReservation(_:_:)
• CGAssociateMouseAndMouseCursorPosition(_:)
• CGBeginDisplayConfiguration(_:)
• CGCancelDisplayConfiguration(_:)
• CGCaptureAllDisplays()
• CGCaptureAllDisplaysWithOptions(_:)
• CGCompleteDisplayConfiguration(_:_:)
• CGConfigureDisplayFadeEffect(_:_:_:_:_:_:)
• CGConfigureDisplayMirrorOfDisplay(_:_:_:)
• CGConfigureDisplayMode(_:_:_:)
• CGConfigureDisplayOrigin(_:_:_:_:)
• CGConfigureDisplayStereoOperation(_:_:_:_:)
• CGConfigureDisplayWithDisplayMode(_:_:_:_:)
• CGCursorIsDrawnInFramebuffer()
• CGCursorIsVisible()