Panda3D

eventReceiver.h
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1 /**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file eventReceiver.h
10 * @author drose
11 * @date 1999-12-14
12 */
13
14 #ifndef EVENTRECEIVER_H
15 #define EVENTRECEIVER_H
16
17 #include "pandabase.h"
18 #include "typedObject.h"
19
20 /**
21 * An abstract base class for anything that might care about receiving events.
22 * An object that might receive an event should inherit from this class; each
23 * event may be sent with an optional EventReceiver pointer.
24 */
25 class EXPCL_PANDA_EVENT EventReceiver {
26
27 public:
28 static TypeHandle get_class_type() {
29 return _type_handle;
30 }
31 static void init_type() {
32 register_type(_type_handle, "EventReceiver");
33 }
34
35 private:
36 static TypeHandle _type_handle;
37 };
38
39 #endif
EventReceiver
An abstract base class for anything that might care about receiving events.
Definition: eventReceiver.h:25
TypeHandle
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
pandabase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
register_type
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...
Definition: register_type.I:22
typedObject.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.