/**************************************************************
 * 
 * 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
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_vcl.hxx"

#include "tools/svwin.h"
#include "rtl/tencinfo.h"
#include "vcl/svapp.hxx"

#include "win/saldata.hxx"

// =======================================================================

rtl_TextEncoding ImplSalGetSystemEncoding()
{
	static UINT nOldAnsiCodePage = 0;
	static rtl_TextEncoding eEncoding = RTL_TEXTENCODING_MS_1252;

	UINT nAnsiCodePage = GetACP();
	if ( nAnsiCodePage != nOldAnsiCodePage )
	{
        rtl_TextEncoding nEnc
            = rtl_getTextEncodingFromWindowsCodePage(nAnsiCodePage);
        if (nEnc != RTL_TEXTENCODING_DONTKNOW)
            eEncoding = nEnc;
	}

	return eEncoding;
}

// -----------------------------------------------------------------------

ByteString ImplSalGetWinAnsiString( const UniString& rStr, sal_Bool bFileName )
{
	rtl_TextEncoding eEncoding = ImplSalGetSystemEncoding();
	if ( bFileName )
	{
		return ByteString( rStr, eEncoding,
						   RTL_UNICODETOTEXT_FLAGS_UNDEFINED_UNDERLINE |
						   RTL_UNICODETOTEXT_FLAGS_INVALID_UNDERLINE |
						   RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACE |
						   RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACESTR |
						   RTL_UNICODETOTEXT_FLAGS_PRIVATE_MAPTO0 );
	}
	else
	{
		return ByteString( rStr, eEncoding,
						   RTL_UNICODETOTEXT_FLAGS_UNDEFINED_DEFAULT |
						   RTL_UNICODETOTEXT_FLAGS_INVALID_DEFAULT |
						   RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACE |
						   RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACESTR |
						   RTL_UNICODETOTEXT_FLAGS_PRIVATE_MAPTO0 );
	}
}

// -----------------------------------------------------------------------

UniString ImplSalGetUniString( const sal_Char* pStr, xub_StrLen nLen )
{
	return UniString( pStr, nLen, ImplSalGetSystemEncoding(),
					  RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_DEFAULT |
					  RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_DEFAULT |
					  RTL_TEXTTOUNICODE_FLAGS_INVALID_DEFAULT );
}

// =======================================================================

int ImplSalWICompareAscii( const wchar_t* pStr1, const char* pStr2 )
{
	int 		nRet;
	wchar_t 	c1;
	char	   c2;
	do
	{
		// translate if character is between 'A' and 'Z'
		c1 = *pStr1;
		c2 = *pStr2;
		if ( (c1 >= 65) && (c1 <= 90) )
			c1 += 32;
		if ( (c2 >= 65) && (c2 <= 90) )
			c2 += 32;
		nRet = ((sal_Int32)c1)-((sal_Int32)((unsigned char)c2));
		if ( nRet != 0 )
			break;

		pStr1++;
		pStr2++;
	}
	while ( c2 );

	return nRet;
}

// =======================================================================

LONG ImplSetWindowLong( HWND hWnd, int nIndex, DWORD dwNewLong )
{
	return SetWindowLongW( hWnd, nIndex, dwNewLong );
}

// -----------------------------------------------------------------------

LONG ImplGetWindowLong( HWND hWnd, int nIndex )
{
	return GetWindowLongW( hWnd, nIndex );
}

// -----------------------------------------------------------------------

BOOL ImplPostMessage( HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam )
{
	return PostMessageW( hWnd, nMsg, wParam, lParam );
}

// -----------------------------------------------------------------------

BOOL ImplSendMessage( HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam )
{
	BOOL bRet = SendMessageW( hWnd, nMsg, wParam, lParam );
    return bRet;
}

// -----------------------------------------------------------------------

BOOL ImplGetMessage( LPMSG lpMsg, HWND hWnd, UINT wMsgFilterMin, UINT wMsgFilterMax )
{
	return GetMessageW( lpMsg, hWnd, wMsgFilterMin, wMsgFilterMax );
}

// -----------------------------------------------------------------------

BOOL ImplPeekMessage( LPMSG lpMsg, HWND hWnd, UINT wMsgFilterMin, UINT wMsgFilterMax, UINT wRemoveMsg )
{
	return PeekMessageW( lpMsg, hWnd, wMsgFilterMin, wMsgFilterMax, wRemoveMsg );
}

// -----------------------------------------------------------------------

LONG ImplDispatchMessage( CONST MSG *lpMsg )
{
	return DispatchMessageW( lpMsg );
}