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controller-hd/User/lib/lcd/gui/MemDev/GUIDEV_GetXSize.c

62 lines
2.2 KiB
C

/*********************************************************************
* SEGGER MICROCONTROLLER SYSTEME GmbH *
* Solutions for real time microcontroller applications *
**********************************************************************
* *
* (c) 1996 - 2004 SEGGER Microcontroller Systeme GmbH *
* *
* Internet: www.segger.com Support: support@segger.com *
* *
**********************************************************************
***** emWin - Graphical user interface for embedded applications *****
emWin is protected by international copyright laws. Knowledge of the
source code may not be used to write a similar product. This file may
only be used in accordance with a license and should not be re-
distributed in any way. We appreciate your understanding and fairness.
----------------------------------------------------------------------
File : GUIDEV_GetXSize.C
Purpose : Implementation of memory devices, add. module
---------------------------END-OF-HEADER------------------------------
*/
#include <string.h>
#include "GUI_Protected.h"
#include "GUIDebug.h"
/* Memory device capabilities are compiled only if support for them is enabled. */
#if GUI_SUPPORT_MEMDEV
/*********************************************************************
*
* public code
*
**********************************************************************
*/
/*********************************************************************
*
* GUI_MEMDEV_GetXSize
*/
int GUI_MEMDEV_GetXSize(GUI_MEMDEV_Handle hMem) {
int r = 0;
GUI_MEMDEV* pDevData;
GUI_LOCK();
if (hMem == 0) {
hMem = GUI_Context.hDevData;
}
if (hMem) {
pDevData = (GUI_MEMDEV*) GUI_ALLOC_h2p(hMem); /* Convert to pointer */
r = pDevData->XSize;
}
GUI_UNLOCK();
return r;
}
#else
void GUIDEV_GetXSize_C(void) {} /* avoid empty object files */
#endif /* GUI_MEMDEV_SUPPORT */
/*************************** end of file ****************************/