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-
- /* MRGadgets.h - Miscellaneous gadget support routines. */
-
- /* The SelectRastPort macro selects a rastport from either a window or
- * a requester. If the requester, <r> is non-null, it is used. Otherwise
- * the window's (<w>) RastPort is used.
- */
-
- /* Macros: */
-
- /* Get the pointer to a gadget image, given a pointer to a gadget. */
- #define GadgetImage(g) (struct Image *) (g)->GadgetRender
-
- /* Get the pointer to a gadget's image data. */
- #define GadgetImageData(g) (GadgetImage(g))->ImageData
-
- /* Get the pointer to a gadget string, given a pointer to a gadget. */
- #define GadgetString(g) ((struct StringInfo *) ((g)->SpecialInfo))->Buffer
-
- /* Get the longint value for a string gadget. */
- #define GadgetValue(g) ((struct StringInfo *) ((g)->SpecialInfo))->LongInt
-
- /* Select a RastPort from either a window or a requester. */
- #define SelectRastPort(w, r) (struct RastPort *) (r ? r->ReqLayer->rp : w->RPort)
-
- /* Functions: */
-
- void EraseGadgetBox(/*gadget, window, requester*/);
- struct Gadget *GetGadget(/* id, window */);
- void ResetStringInfo(/* char * */);
- void SelectGadget(/*gadget,window,requester,state*/);
- void SetOptionGadget(/*gadget,window,requester,option*/);
- void SetStringGadget(/*gadget,window,requester,string*/);
-
-