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C/C++ Source or Header  |  1996-01-18  |  622 b   |  25 lines
  1. /*
  2.     File:        GDeviceUtilities.cp
  3.  
  4.     Contains:    Utilities to deal with GDevices
  5.                 
  6.     Written by: Kent Miller
  7.     
  8.     Copyright:    © 1995 Apple Computer
  9.  
  10.     Change History (most recent first):
  11.  
  12.  */
  13. #include <Displays.h>
  14. #include "LinkedList.h"
  15.  
  16.  
  17. //Function Prototypes
  18. SInt16             CountActiveScreenDevices(void);
  19. void             CenterRectInRect (Rect *r1, Rect *r2, SInt16 *hOffset, SInt16 *vOffset);
  20. TLinkedList     *BuildAListOfUniqueDevices(void);
  21. SInt16             CountUniqueDeviceRects(void);
  22. Boolean         IsThisDeviceOverlapped(DisplayIDType theDisplayID);
  23. void             MirrorAllDisplays(Boolean mirroringOn);
  24. Boolean            MenuBarOnThisScreen(GDHandle thisGD);
  25.