listbox_insertstring.c

来自「LPC2368驱动淘宝上27元钱的TFT的代码」· C语言 代码 · 共 71 行

/*
*********************************************************************************************************
*   											 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_InsertString.c
Purpose 	: Implementation of LISTBOX_InsertString
---------------------------END-OF-HEADER------------------------------
*/

#include <string.h>
#include "LISTBOX_Private.h"

#if GUI_WINSUPPORT


/*********************************************************************
*
*   	Public routines
*
**********************************************************************
*/

/*********************************************************************
*
*   	LISTBOX_InsertString
*/
void LISTBOX_InsertString(LISTBOX_Handle hObj, const char *s, unsigned int Index)
{
	if (hObj && s)
	{
		LISTBOX_Obj* pObj;
		unsigned int NumItems;
		WM_LOCK();
		pObj = LISTBOX_H2P(hObj);
		NumItems = LISTBOX__GetNumItems(pObj);
		if (Index < NumItems)
		{
			WM_HMEM hItem;
			hItem = GUI_ARRAY_InsertItem(&pObj->ItemArray, Index, sizeof(LISTBOX_ITEM) + strlen(s));
			if (hItem)
			{
				LISTBOX_ITEM* pItem = (LISTBOX_ITEM *) GUI_ALLOC_h2p(hItem);
				pItem->Status = 0;
				strcpy(pItem->acText, s);
				LISTBOX_InvalidateItem(hObj, Index);
			}
		}
		else
		{
			LISTBOX_AddString(hObj, s);
		}
		WM_UNLOCK();
	}
}

#else   						 /* Avoid problems with empty object modules */
void LISTBOX_InsertString_C(void)
{
}
#endif