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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#include <sal/config.h>
#include <string_view>
#include <config_folders.h>
#include <rtl/ustring.hxx>
#include <rtl/bootstrap.hxx>
#include <osl/process.h>
#include <tools/urlobj.hxx>
#include <tools/stream.hxx>
#include <i18nlangtag/languagetag.hxx>
#include <vcl/filter/PngImageReader.hxx>
#include <vcl/bitmapex.hxx>
#include <vcl/svapp.hxx>
namespace {
bool loadPng( std::u16string_view rPath, BitmapEx &rBitmap)
{
INetURLObject aObj( rPath );
SvFileStream aStrm( aObj.PathToFileName(), StreamMode::STD_READ );
if ( !aStrm.GetError() ) {
vcl::PngImageReader aReader( aStrm );
rBitmap = aReader.read();
return !rBitmap.IsEmpty();
}
else
return false;
}
bool tryLoadPng( std::u16string_view rBaseDir, std::u16string_view rName, BitmapEx& rBitmap )
{
return loadPng( rtl::Concat2View(OUString::Concat(rBaseDir) + "/" LIBO_ETC_FOLDER + rName), rBitmap);
}
}
bool Application::LoadBrandBitmap (std::u16string_view pName, BitmapEx &rBitmap)
{
// TODO - if we want more flexibility we could add a branding path
// in an rc file perhaps fallback to "about.bmp"
OUString aBaseDir( "$BRAND_BASE_DIR");
rtl::Bootstrap::expandMacros( aBaseDir );
OUString aBaseName(OUStringChar('/') + pName);
OUString aPng( ".png" );
rtl_Locale *pLoc = nullptr;
osl_getProcessLocale (&pLoc);
LanguageTag aLanguageTag( *pLoc);
::std::vector< OUString > aFallbacks( aLanguageTag.getFallbackStrings( true));
for (const OUString & aFallback : aFallbacks)
{
if (tryLoadPng( aBaseDir, Concat2View(aBaseName + "-" + aFallback + aPng), rBitmap))
return true;
}
return tryLoadPng( aBaseDir, Concat2View(aBaseName + aPng), rBitmap);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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