listview_setitemcolor.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		: LISTVIEW_SetItemColor.c
Purpose 	: Implementation of LISTVIEW_SetItemTextColor and LISTVIEW_SetItemBkColor
---------------------------END-OF-HEADER------------------------------
*/

#include <string.h>

#include "LISTVIEW_Private.h"

#if GUI_WINSUPPORT

/*********************************************************************
*
*   	_GetpItemInfo
*/
static LISTVIEW_ITEM_INFO * _GetpItemInfo(LISTVIEW_Handle hObj, unsigned Column, unsigned Row, unsigned int Index)
{
	LISTVIEW_ITEM_INFO * pItemInfo = 0;
	LISTVIEW_ITEM      * pItem;
	LISTVIEW_Obj	   * pObj;
	if (hObj)
	{
		if ((Column < LISTVIEW_GetNumColumns(hObj)) && (Row < LISTVIEW_GetNumRows(hObj)) && (Index < GUI_COUNTOF(pItemInfo->aTextColor)))
		{
			pObj = LISTVIEW_H2P(hObj);
			pItem = (LISTVIEW_ITEM *) GUI_ARRAY_GetpItem((GUI_ARRAY *) GUI_ARRAY_GetpItem(&pObj->RowArray, Row), Column);
			if (!pItem->hItemInfo)
			{
				int i;
				pItem->hItemInfo = GUI_ALLOC_AllocZero(sizeof(LISTVIEW_ITEM_INFO));
				pItemInfo = (LISTVIEW_ITEM_INFO *) GUI_ALLOC_h2p(pItem->hItemInfo);
				for (i = 0; i < GUI_COUNTOF(pItemInfo->aTextColor); i++)
				{
					pItemInfo->aTextColor[i] = LISTVIEW_GetTextColor(hObj, i);
					pItemInfo->aBkColor[i] = LISTVIEW_GetBkColor(hObj, i);
				}
			}
			else
			{
				pItemInfo = (LISTVIEW_ITEM_INFO *) GUI_ALLOC_h2p(pItem->hItemInfo);
			}
		}
	}
	return pItemInfo;
}

/*********************************************************************
*
*   	Public routines
*
**********************************************************************
*/
/*********************************************************************
*
*   	LISTVIEW_SetItemTextColor
*/
void LISTVIEW_SetItemTextColor(LISTVIEW_Handle hObj, unsigned Column, unsigned Row, unsigned int Index, GUI_COLOR Color)
{
	LISTVIEW_ITEM_INFO * pItemInfo;
	WM_LOCK();
	pItemInfo = _GetpItemInfo(hObj, Column, Row, Index);
	if (pItemInfo)
	{
		pItemInfo->aTextColor[Index] = Color;
	}
	WM_UNLOCK();
}

/*********************************************************************
*
*   	LISTVIEW_SetItemBkColor
*/
void LISTVIEW_SetItemBkColor(LISTVIEW_Handle hObj, unsigned Column, unsigned Row, unsigned int Index, GUI_COLOR Color)
{
	LISTVIEW_ITEM_INFO * pItemInfo;
	WM_LOCK();
	pItemInfo = _GetpItemInfo(hObj, Column, Row, Index);
	if (pItemInfo)
	{
		pItemInfo->aBkColor[Index] = Color;
	}
	WM_UNLOCK();
}

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