menu__finditem.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		: MENU__FindItem.c
Purpose 	: Implementation of menu widget
---------------------------END-OF-HEADER------------------------------
*/

#include "MENU.h"
#include "MENU_Private.h"

#if GUI_WINSUPPORT

/*********************************************************************
*
*   	Public code
*
**********************************************************************
*/
/*********************************************************************
*
*   	MENU__FindItem
*/
int MENU__FindItem(MENU_Handle hObj, U16 ItemId, MENU_Handle *phMenu)
{
	int ItemIndex = -1;
	MENU_Obj* pObj;
	pObj = MENU_H2P(hObj);
	if (pObj)
	{
		MENU_ITEM* pItem;
		unsigned NumItems, i;
		NumItems = MENU__GetNumItems(pObj);
		for (i = 0; (i < NumItems) && (ItemIndex < 0); i++)
		{
			pItem = (MENU_ITEM *) GUI_ARRAY_GetpItem(&pObj->ItemArray, i);
			if (pItem->Id == ItemId)
			{
				*phMenu = hObj;
				ItemIndex = i;
			}
			else if (pItem->hSubmenu)
			{
				ItemIndex = MENU__FindItem(pItem->hSubmenu, ItemId, phMenu);
			}
		}
	}
	return ItemIndex;
}

#else  /* avoid empty object files */
void MENU__FindItem_C(void)
{
}
#endif

/*************************** End of file ****************************/