listbox_getitemtext.c

MCB2300_ucgui_LCD320240.rar LPC2368的uc/gui的移植

/*
*********************************************************************************************************
*   											 uC/GUI
*   					 Universal graphic software for embedded applications
*
*   					(c) Copyright 2002, Micrium Inc., Weston, FL
*   					(c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
*   		   礐/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 ****************************/