1 files changed, 78 insertions, 0 deletions
diff --git a/vcl/source/app/brand.cxx b/vcl/source/app/brand.cxx
new file mode 100644
index 000000000..57db30d45
--- /dev/null
+++ b/vcl/source/app/brand.cxx
@@ -0,0 +1,78 @@
+/* -*- 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::OUStringConcatenation(OUString::Concat(rBaseDir) + "/" LIBO_ETC_FOLDER + rName), rBitmap);
+    }
+}
+
+bool Application::LoadBrandBitmap (const char* 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( "/" + OUString::createFromAscii( 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, OUStringConcatenation(aBaseName + "-" + aFallback + aPng), rBitmap))
+            return true;
+    }
+
+    return tryLoadPng( aBaseDir, OUStringConcatenation(aBaseName + aPng), rBitmap);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */