1 // DeletionManager.hxx -- defer deletions to a safe time
3 // Copyright (C) 2012 Tim Moore timoore33@gmail.com
5 // This library is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU Library General Public
7 // License as published by the Free Software Foundation; either
8 // version 2 of the License, or (at your option) any later version.
10 // This library is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 // Library General Public License for more details.
15 // You should have received a copy of the GNU Library General Public
16 // License along with this library; if not, write to the
17 // Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18 // Boston, MA 02110-1301, USA.
20 #ifndef SIMGEAR_DELETIONMANAGER_HXX
21 #define SIMGEAR_DELETIONMANAGER_HXX 1
25 #include <OpenThreads/Mutex>
26 #include <osg/ref_ptr>
27 #include <osg/NodeCallback>
28 #include <osg/Referenced>
29 #include <osgGA/GUIEventHandler>
33 class DeletionManager : public osgGA::GUIEventHandler
36 virtual bool handle(const osgGA::GUIEventAdapter& ea,
37 osgGA::GUIActionAdapter& aa,
38 osg::Object* object, osg::NodeVisitor* nv);
39 void addStaleObject(osg::Referenced* obj);
40 static void install(osg::Node* node);
41 static void uninstall(osg::Node* node);
42 static DeletionManager* instance();
44 OpenThreads::Mutex _mutex;
45 std::vector<osg::ref_ptr<osg::Referenced> > _staleObjects;