93 lines
2.5 KiB
C
93 lines
2.5 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 event.h
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* @author drose
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* @date 1999-02-08
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*/
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// Apparently some OSX system header defines EVENT_H. Go figure.
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#ifndef __EVENT_H__
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#define __EVENT_H__
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#include "pandabase.h"
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#include "eventParameter.h"
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#include "typedReferenceCount.h"
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class EventReceiver;
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/**
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* A named event, possibly with parameters. Anyone in any thread may throw an
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* event at any time; there will be one process responsible for reading and
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* dispacting on the events (but not necessarily immediately).
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*
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* This function use to inherit from Namable, but that makes it too expensive
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* to get its name the Python code. Now it just copies the Namable interface
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* in.
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*/
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class EXPCL_PANDA_EVENT Event : public TypedReferenceCount {
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PUBLISHED:
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Event(const std::string &event_name, EventReceiver *receiver = nullptr);
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Event(const Event ©);
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void operator = (const Event ©);
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~Event();
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INLINE void set_name(const std::string &name);
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INLINE void clear_name();
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INLINE bool has_name() const;
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INLINE const std::string &get_name() const;
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void add_parameter(const EventParameter &obj);
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int get_num_parameters() const;
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EventParameter get_parameter(int n) const;
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MAKE_SEQ(get_parameters, get_num_parameters, get_parameter);
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bool has_receiver() const;
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EventReceiver *get_receiver() const;
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void set_receiver(EventReceiver *receiver);
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void clear_receiver();
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void output(std::ostream &out) const;
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MAKE_PROPERTY(name, get_name, set_name);
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MAKE_SEQ_PROPERTY(parameters, get_num_parameters, get_parameter);
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MAKE_PROPERTY2(receiver, has_receiver, get_receiver, set_receiver, clear_receiver);
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protected:
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typedef pvector<EventParameter> ParameterList;
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ParameterList _parameters;
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EventReceiver *_receiver;
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private:
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std::string _name;
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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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TypedReferenceCount::init_type();
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register_type(_type_handle, "Event",
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TypedReferenceCount::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 Event &n);
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#include "event.I"
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#endif
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