Global Variable

NSWorkspaceDesktopImageFillColorKey

The value is an NSColor, which is used to fill any empty space around the image. If not specified, a default value is used. Currently, only colors that use or can be converted to use NSCalibratedRGBColorSpace are supported, and any alpha value is ignored.

Declaration

const NSWorkspaceDesktopImageOptionKey NSWorkspaceDesktopImageFillColorKey;