64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file callbackData.h
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* @author drose
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* @date 2009-03-13
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*/
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#ifndef CALLBACKDATA_H
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#define CALLBACKDATA_H
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#include "pandabase.h"
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#include "typedObject.h"
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/**
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* This is a generic data block that is passed along to a CallbackObject when
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* a callback is made. It contains data specific to the particular callback
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* type in question.
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*
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* This is actually an abstract base class and contains no data.
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* Specializations of this class will contain the actual data relevant to each
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* callback type.
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*/
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class EXPCL_PANDA_PUTIL CallbackData : public TypedObject {
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protected:
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INLINE CallbackData();
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PUBLISHED:
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virtual void output(std::ostream &out) const;
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virtual void upcall();
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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TypedObject::init_type();
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register_type(_type_handle, "CallbackData",
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TypedObject::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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};
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inline std::ostream &operator << (std::ostream &out, const CallbackData &cbd) {
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cbd.output(out);
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return out;
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}
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#include "callbackData.I"
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#endif
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