Legacy Document

Inside Macintosh: Advanced Color Imaging Reference /

Chapter 2 - Color Picker Manager Reference /

Constants and Data Types

Picker Attributes

In a resource of type 'thng' that defines a color picker component, bits 23 to 0 in the componentFlags field specify attributes for the color picker. These bits can be represented by the following constants:

#define CanDoColor   1  /* the color picker supports Color 
                           QuickDraw */
#define CanDoBlackWhite2/* the color picker supports original 
                           QuickDraw */
#define AlwaysModifiesPalette
                     4  /* the color picker will modify 
                           palette entries on indexed devices */
#define MayModifyPalette8/* the color picker will modify 
                           palette if told it can */
#define PickerIsColorSyncAware
                     16 /* the color picker is ColorSync aware 
                           and can accept non-RGB colors */
#define CanDoSystemDialog32/* the color picker supports a 
                           system-owned dialog box */
#define CanDoApplDialog64/* the color picker supports an 
                           application-owned dialog box */
#define HasOwnDialog 128/* the color picker has its own 
                           dialog box */
#define CanDetach    256/* the color picker can be detached 
                           from a system-owned dialog box */