1 files changed, 60 insertions, 0 deletions
diff --git a/src/translation.h b/src/translation.h
new file mode 100644
index 0000000..7f506a6
--- /dev/null
+++ b/src/translation.h
@@ -0,0 +1,60 @@
+/* -*- Mode: c++ -*- */
+/***************************************************************************
+ *            translation.h
+ *
+ *  Sun Sep  8 14:13:22 CEST 2019
+ *  Copyright 2019 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  DrumGizmo is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#pragma once
+
+#include <config.h>
+
+#ifdef WITH_NLS
+
+#include <memory>
+
+std::uint64_t constexpr const_hash(const char* input)
+{
+	return *input ?
+		static_cast<unsigned int>(*input) + 33 * const_hash(input + 1) :
+		5381;
+}
+
+#define _(msg) Translation::gettext(const_hash(msg), msg)
+
+class Translation
+{
+public:
+	Translation();
+	virtual ~Translation();
+
+	bool load(const char* catalog, std::size_t size);
+
+	static const char* gettext(std::uint64_t msgid, const char* original);
+	static std::string getISO639LanguageName();
+};
+
+#else
+
+#define _(msg) msg
+
+#endif