Panda3D
pgMouseWatcherParameter.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 pgMouseWatcherParameter.h
10  * @author drose
11  * @date 2001-07-05
12  */
13 
14 #ifndef PGMOUSEWATCHERPARAMETER_H
15 #define PGMOUSEWATCHERPARAMETER_H
16 
17 #include "pandabase.h"
18 
19 #include "mouseWatcherParameter.h"
21 
22 /**
23  * This specialization on MouseWatcherParameter allows us to tag on additional
24  * elements to events for the gui system, and also inherits from
25  * TypedWritableReferenceCount so we can attach this thing to an event.
26  */
28  // For now, this must inherit from TypedWritableReferenceCount on the left,
29  // because MSVC++ wants to make that base class be the one at the front of
30  // the structure, not MouseWatcherParameter for some reason, and interrogate
31  // assumes that whichever base class is on the left will be at the front of
32  // the structure.
33 public:
34  INLINE PGMouseWatcherParameter();
36  INLINE void operator = (const MouseWatcherParameter &copy);
37  virtual ~PGMouseWatcherParameter();
38 
39 PUBLISHED:
40  void output(std::ostream &out) const;
41 
42 public:
43  static TypeHandle get_class_type() {
44  return _type_handle;
45  }
46  static void init_type() {
47  TypedWritableReferenceCount::init_type();
48  register_type(_type_handle, "PGMouseWatcherParameter",
49  TypedWritableReferenceCount::get_class_type());
50  }
51  virtual TypeHandle get_type() const {
52  return get_class_type();
53  }
54  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
55 
56 private:
57  static TypeHandle _type_handle;
58 };
59 
61 
62 #endif
This is sent along as a parameter to most events generated for a region to indicate the mouse and but...
This specialization on MouseWatcherParameter allows us to tag on additional elements to events for th...
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
A base class for things which need to inherit from both TypedWritable and from ReferenceCount.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
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
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.