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CGDisplayVendorNumber(_:)

Returns the vendor number of the specified display’s monitor.

Declaration

func CGDisplayVendorNumber(_ display: CGDirectDisplayID) -> UInt32

Parameters

  • display:

    The identifier of the display to be accessed.

Return Value

A vendor number for the monitor associated with the specified display, or a constant to indicate an exception—see the discussion below.

Discussion

This function uses I/O Kit to identify the monitor associated with the specified display.

There are three cases:

  • If I/O Kit can identify the monitor, the vendor ID is returned.

  • If I/O Kit cannot identify the monitor, kDisplayVendorIDUnknown is returned.

  • If there is no monitor associated with the display, 0xFFFFFFFF is returned.

See Also

Functions