WPALETTE-CHOOSE-COLOR

The WPALETTE-CHOOSE-COLOR function opens a dialog box that allows the user to pick a color.

Syntax:

CALL "W$PALETTE" USING WPALETTE-CHOOSE-COLOR                          WPALETTE-DATA                  GIVING returnCode

Parameters:

WPALETTE-CHOOSE-COLOR	Constant
WPALETTE-DATA	Group Item	Group item that receives the user's selection. This group item, defined in ispalette.def, has the following structure:
		01  wpalette-data.     03 wpal-color-id            pic x comp-x.     03 wpal-flags        redefines wpal-color-id  pic x comp-x.     03 wpal-red                 pic x comp-x.     03 wpal-user-color-id        redefines wpal-red       pic x comp-x.     03 wpal-green               pic x comp-x.     03 wpal-blue                pic x comp-x.
		wpal-color-id Not used.
		wpal-flags Flags affecting the behavior of the dialog box. Possible values are:
		wpchoose-use-default	The dialog box is initialized according to the RGB values set in wpaletteData.
		wpal-red Receives the red component of the color chosen by the user. It may range from 0 to 255.
		wpal-user-color-id Not used.
		wpal-green Receives the green component of the color chosen by the user. It may range from 0 to 255.
		wpal-blue Receives the blue component of the color chosen by the user. It may range from 0 to 255.

Return code:

returnCode can be any signed numeric data item and provides additional information:

1	Operation successful. wpaletteData receives the user's selection.
WPERR-UNSUPPORTED	The WPALETTE-CHOOSE-COLOR function is not supported. wpaletteData is not updated.
WPERR-BAD-ARG	The function has received incorrect parameters. wpaletteData is not updated.
WPERR-CANCELLED	The user has pressed the "Cancel" button. wpaletteData is not updated.