dropdown_deleteitem.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		: DROPDOWN_DeleteItem.c
Purpose 	: Implementation of dropdown widget
---------------------------END-OF-HEADER------------------------------
*/

#include "DROPDOWN_Private.h"
#include "LISTBOX.h"

#if GUI_WINSUPPORT

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

/*********************************************************************
*
*   	DROPDOWN_DeleteItem
*/
void DROPDOWN_DeleteItem(DROPDOWN_Handle hObj, unsigned int Index)
{
	if (hObj)
	{
		DROPDOWN_Obj * pObj;
		unsigned int NumItems;
		NumItems = DROPDOWN_GetNumItems(hObj);
		if (Index < NumItems)
		{
			WM_LOCK();
			pObj = DROPDOWN_H2P(hObj);
			GUI_ARRAY_DeleteItem(&pObj->Handles, Index);
			WM_InvalidateWindow(hObj);
			if (pObj->hListWin)
			{
				LISTBOX_DeleteItem(pObj->hListWin, Index);
			}
			WM_UNLOCK();
		}
	}
}

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