64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
/*
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** disposable.h
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**
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** This file is part of mkxp.
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**
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** Copyright (C) 2013 Jonas Kulla <Nyocurio@gmail.com>
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**
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** mkxp is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 2 of the License, or
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** (at your option) any later version.
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**
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** mkxp is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with mkxp. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef DISPOSABLE_H
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#define DISPOSABLE_H
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#include "exception.h"
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#include <sigc++/signal.h>
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class Disposable
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{
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public:
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Disposable()
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: disposed(false)
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{}
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virtual ~Disposable() {}
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void dispose()
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{
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if (disposed)
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return;
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releaseResources();
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disposed = true;
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wasDisposed();
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}
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bool isDisposed() const { return disposed; }
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sigc::signal<void> wasDisposed;
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protected:
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virtual void releaseResources() = 0;
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private:
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bool disposed;
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};
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/* Every cpp needs to define DISP_CLASS_NAME for itself (lowercase) */
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#define GUARD_DISPOSED \
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{ if (isDisposed()) throw Exception(Exception::RGSSError, "disposed %s", DISP_CLASS_NAME); }
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#endif // DISPOSABLE_H
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