1 files changed, 68 insertions, 0 deletions
diff --git a/src/game-server/entity.cpp b/src/game-server/entity.cpp
new file mode 100644
index 00000000..671ef5e6
--- /dev/null
+++ b/src/game-server/entity.cpp
@@ -0,0 +1,68 @@
+/*
+ *  The Mana Server
+ *  Copyright (C) 2007-2010  The Mana World Development Team
+ *
+ *  This file is part of The Mana Server.
+ *
+ *  The Mana Server 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
+ *  any later version.
+ *
+ *  The Mana Server 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 The Mana Server.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <cassert>
+
+#include "game-server/entity.h"
+
+#include "game-server/eventlistener.h"
+
+Entity::~Entity()
+{
+    /* As another object will stop listening and call removeListener when it is
+       deleted, the following assertion ensures that all the calls to
+       removeListener have been performed will this object was still alive. It
+       is not strictly necessary, as there are cases where no removal is
+       performed (e.g. ~SpawnArea). But this is rather exceptional, so keep the
+       assertion to catch all the other forgotten calls to removeListener. */
+    assert(mListeners.empty());
+}
+
+void Entity::addListener(const EventListener *l)
+{
+    mListeners.insert(l);
+}
+
+void Entity::removeListener(const EventListener *l)
+{
+    mListeners.erase(l);
+}
+
+void Entity::inserted()
+{
+    for (Listeners::iterator i = mListeners.begin(),
+         i_end = mListeners.end(); i != i_end;)
+    {
+        const EventListener &l = **i;
+        ++i; // In case the listener removes itself from the list on the fly.
+        if (l.dispatch->inserted) l.dispatch->inserted(&l, this);
+    }
+}
+
+void Entity::removed()
+{
+    for (Listeners::iterator i = mListeners.begin(),
+         i_end = mListeners.end(); i != i_end;)
+    {
+        const EventListener &l = **i;
+        ++i; // In case the listener removes itself from the list on the fly.
+        if (l.dispatch->removed) l.dispatch->removed(&l, this);
+    }
+}