3 files changed, 158 insertions, 0 deletions
diff --git a/src/utils/disposable.cpp b/src/utils/disposable.cpp
new file mode 100644
index 00000000..b77821cd
--- /dev/null
+++ b/src/utils/disposable.cpp
@@ -0,0 +1,52 @@
+/*
+ * UltraStar Deluxe - Karaoke Game
+ *
+ * UltraStar Deluxe is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "disposable.hpp"
+
+namespace usdx
+{
+	log4cpp::Category& Disposable::log =
+		log4cpp::Category::getInstance("usdx.utils.disposable");
+
+	Disposable::Disposable(void)
+		: disposed(false)
+	{
+	}
+
+	Disposable::~Disposable()
+	{
+		if (!disposed) {
+			log << log4cpp::Priority::ERROR << "You forgot to call dispose, "
+				<< "before destroying an object with GlDelayedAllocation";
+		}
+	}
+
+	void Disposable::dispose(void)
+	{
+		if (!disposed) {
+			do_dispose();
+			disposed = true;
+		}
+	}
+};
diff --git a/src/utils/disposable.hpp b/src/utils/disposable.hpp
new file mode 100644
index 00000000..1f8f2d8a
--- /dev/null
+++ b/src/utils/disposable.hpp
@@ -0,0 +1,49 @@
+/*
+ * UltraStar Deluxe - Karaoke Game
+ *
+ * UltraStar Deluxe is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef DISPOSABLE_HPP
+#define DISPOSABLE_HPP
+
+#include <log4cpp/Category.hh>
+
+namespace usdx
+{
+    class Disposable
+	{
+	private:
+		static log4cpp::Category& log;
+		bool disposed;
+
+	protected:
+		virtual void do_dispose(void) = 0;
+
+	public:
+		Disposable(void);
+		~Disposable();
+
+		void dispose(void);
+	};
+};
+
+#endif
diff --git a/src/utils/disposer.hpp b/src/utils/disposer.hpp
new file mode 100644
index 00000000..727676cd
--- /dev/null
+++ b/src/utils/disposer.hpp
@@ -0,0 +1,57 @@
+/*
+ * UltraStar Deluxe - Karaoke Game
+ *
+ * UltraStar Deluxe is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef DISPOSER_HPP
+#define DISPOSER_HPP
+
+#include <boost/noncopyable.hpp>
+
+namespace usdx
+{
+	template<typename T>
+    class Disposer : public boost::noncopyable
+	{
+	private:
+		T* disposable;
+
+	public:
+		Disposer(T* disposable)
+			: disposable(disposable)
+		{
+		}
+
+		T* get()
+		{
+			return disposable;
+		}
+
+		virtual ~Disposer()
+		{
+			disposable->dispose();
+			delete disposable;
+		}
+	};
+};
+
+#endif