REBOL Programming/flag-face

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USAGE:[edit]

FLAG-FACE face 'flag 

DESCRIPTION:[edit]

Sets a flag in a VID face.

FLAG-FACE is a function value.

ARGUMENTS[edit]

  • face -- (Type: object)
  • flag -- (Type: any)

SOURCE CODE[edit]

flag-face: func [
    "Sets a flag in a VID face." 
    face [object!] 
    'flag
][
    if none? face/flags [face/flags: copy [flags]] 
    if not find face/flags 'flags [face/flags: copy face/flags insert face/flags 'flags] 
    append face/flags flag
]