OSDMenuScrollUp.c

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#include                "FBLib_TMSOSDMenu.h"
 
int OSDMenuScrollUp(void)
{
  TRACEENTER();
 
  tMenu                *pMenu;
  int                   ret;
 
  pMenu = &Menu[CurrentMenuLevel];
 
  ret = OSDMenuFindPreviousSelectableEntry(pMenu->CurrentSelection);
  if(ret == -1)
  {
    TRACEEXIT();
    return -1;
  }
 
  pMenu->CurrentSelection = ret;
  ListDirty = TRUE;
 
  TRACEEXIT();
  return ret;
}