/*
 *  DOCYCLEBUTTON.C
 */

#include "newlook.h"

extern LONG IntuiTextLength(struct IntuiText *);
extern UWORD AddGadget( struct Window *, struct Gadget *, UWORD );
extern VOID RefreshGList( struct Gadget *, struct Window *, struct Requester *, UWORD );

void DoCycleButton(w,g)
struct Window *w;
struct Gadget *g;
{
  if(w && g && g->UserData)
  {
    USHORT pos= RemoveGadgetSafely(w,g);
    struct CycleInfo *ci= (struct CycleInfo *)g->UserData;
    struct IntuiText *it= ci->ci_IntuiText;

    if(!(it->IText=ci->ci_Items[++ci->ci_CurrentIndex]))
      it->IText= ci->ci_Items[ci->ci_CurrentIndex=0];
    it->LeftEdge= (g->Width+21-IntuiTextLength(it))/2;

    if(pos!=0xFFFF) /* 0xFFFF == (-1)  did we really remove the gadget? */
      AddGadget(w,g, pos);
    RefreshGList(g,w,NULL,1L);
  }
}