AOO410/main/sal/systools/win32/uwinapi/DrawStateW.cpp

/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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 * 
 *************************************************************/



#include "macros.h"

IMPLEMENT_THUNK( user32, WINDOWS, BOOL, WINAPI, DrawStateW,
(
	HDC				hdc,			// handle to device context
	HBRUSH			hbr,			// handle to brush
	DRAWSTATEPROC	lpOutputFunc,	// pointer to callback function
	LPARAM			lData,			// image information
	WPARAM			wData,			// more image information
	int				x,				// horizontal location of image
	int				y,				// vertical location of image
	int				cx,				// width of image
	int				cy,				// height of image
	UINT			fuFlags			// image type and state

))
{
	switch ( fuFlags & 0x000F )
	{
	case DST_TEXT:
	case DST_PREFIXTEXT:
		{
			LPSTR	lpTextA = NULL;

			if ( lData )
			{
				int	cchWideChar = (int) (wData ? wData : -1);
				int	cchNeeded = WideCharToMultiByte( CP_ACP, 0, (LPCWSTR)lData, cchWideChar, NULL, 0, NULL, NULL );

				lpTextA = (LPSTR)_alloca( cchNeeded * sizeof(CHAR) );

				if ( !lpTextA )
				{
					SetLastError( ERROR_OUTOFMEMORY );
					return FALSE;
				}

				WideCharToMultiByte( CP_ACP, 0, (LPCWSTR)lData, cchWideChar, lpTextA, cchNeeded, NULL, NULL );

			}

			return DrawStateA( hdc, hbr, lpOutputFunc, (LPARAM)lpTextA, wData, x, y, cx, cy, fuFlags );
		}
	default:
		return DrawStateA( hdc, hbr, lpOutputFunc, lData, wData, x, y, cx, cy, fuFlags );
	}
}