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controller-hd/User/lib/lcd/gui/Widget/LISTBOX_GetItemText.c

63 lines
2.0 KiB
C

/*
*********************************************************************************************************
* uC/GUI
* Universal graphic software for embedded applications
*
* (c) Copyright 2002, Micrium Inc., Weston, FL
* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
* µC/GUI 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 redistributed
* in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File : LISTBOX_GetItemText.c
Purpose : Implementation of said function
---------------------------END-OF-HEADER------------------------------
*/
#include "LISTBOX_Private.h"
#include <string.h>
#if GUI_WINSUPPORT
/*********************************************************************
*
* Exported routines: Various methods
*
**********************************************************************
*/
/*********************************************************************
*
* LISTBOX_GetItemText
*/
void LISTBOX_GetItemText(LISTBOX_Handle hObj, unsigned Index, char * pBuffer, int MaxSize) {
if (hObj) {
unsigned NumItems;
LISTBOX_Obj* pObj;
WM_LOCK();
pObj = LISTBOX_H2P(hObj);
NumItems = LISTBOX__GetNumItems(pObj);
if (Index < NumItems) {
const char * pString;
int CopyLen;
pString = LISTBOX__GetpString(pObj, Index);
CopyLen = strlen(pString);
if (CopyLen > (MaxSize - 1)) {
CopyLen = MaxSize - 1;
}
memcpy(pBuffer, pString, CopyLen);
pBuffer[CopyLen] = 0;
}
WM_UNLOCK();
}
}
#else /* Avoid problems with empty object modules */
void LISTBOX_GetItemText_C(void) {}
#endif
/*************************** End of file ****************************/