From 808a89b409672d1a3c2082b848983ba58e0b462a Mon Sep 17 00:00:00 2001
From: Marcelo Lira <marcelo.lira@openbossa.org>
Date: Fri, 18 Dec 2009 11:31:05 -0300
Subject: Adds AutoDecRef class that holds a PyObject pointer and decrefs it
 when get out of scope.

---
 libshiboken/autodecref.h | 69 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 libshiboken/autodecref.h

(limited to 'libshiboken/autodecref.h')

diff --git a/libshiboken/autodecref.h b/libshiboken/autodecref.h
new file mode 100644
index 000000000..53fb2643d
--- /dev/null
+++ b/libshiboken/autodecref.h
@@ -0,0 +1,69 @@
+/*
+ * This file is part of the Shiboken Python Bindings Generator project.
+ *
+ * Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+ *
+ * Contact: PySide team <contact@pyside.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * version 2.1 as published by the Free Software Foundation. Please
+ * review the following information to ensure the GNU Lesser General
+ * Public License version 2.1 requirements will be met:
+ * http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+ *
+ * As a special exception to the GNU Lesser General Public License
+ * version 2.1, the object code form of a "work that uses the Library"
+ * may incorporate material from a header file that is part of the
+ * Library.  You may distribute such object code under terms of your
+ * choice, provided that the incorporated material (i) does not exceed
+ * more than 5% of the total size of the Library; and (ii) is limited to
+ * numerical parameters, data structure layouts, accessors, macros,
+ * inline functions and templates.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifndef AUTODECREF_H
+#define AUTODECREF_H
+
+#include <Python.h>
+#include "shibokenmacros.h"
+
+namespace Shiboken
+{
+
+/**
+ *  AutoDecRef holds a PyObject pointer and decrement its reference counter when destroyed.
+ */
+class LIBSHIBOKEN_API AutoDecRef
+{
+public:
+    /**
+     * AutoDecRef constructor.
+     * /param pyobj A borrowed reference to a Python object
+     */
+    AutoDecRef(PyObject* pyobj) : m_pyobj(pyobj) {}
+    ~AutoDecRef() {
+        Py_XDECREF(m_pyobj);
+    }
+
+    /// Returns the pointer of the Python object being held.
+    PyObject* object() { return m_pyobj; }
+private:
+    PyObject* m_pyobj;
+};
+
+
+} // namespace Shiboken
+
+#endif // AUTODECREF_H
+
-- 
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