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source: orxonox.OLD/trunk/src/lib/event/event_handler.h @ 5898

Last change on this file since 5898 was 5786, checked in by bensch, 19 years ago

orxonox/trunk: key-repeat in the Shell is smoother now

File size: 2.1 KB
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[4780]1/*!
[5039]2 * @file event_handler.h
3 * Definition of the EventHandler
4 *
5 */
[4780]6
[4346]7#ifndef _EVENT_HANDLER_H
8#define _EVENT_HANDLER_H
[4329]9
10#include "base_object.h"
[4405]11#include "key_mapper.h"
[4352]12#include "event_def.h"
[4329]13
[4834]14// FORWARD DECLARATION
[4346]15class EventListener;
[5388]16template<class T> class tStack;
[4866]17class IniParser;
[4329]18
[4346]19//! The one Event Handler from Orxonox
20class EventHandler : public BaseObject {
21
[4329]22 public:
[4746]23  virtual ~EventHandler();
[4836]24  /** @returns a Pointer to the only object of this Class */
[4746]25  inline static EventHandler* getInstance() { if (!singletonRef) singletonRef = new EventHandler();  return singletonRef; };
[4866]26  void init(IniParser* iniParser);
[4407]27
[5093]28  /** @param state: to which the event handler shall change */
29  inline void setState(elState state) { this->state = state; };
30  /** @returns the current state */
31  inline elState getState() const { return this->state; };
[4350]32
[5388]33  void pushState(elState state);
34  elState popState();
35
[4405]36  void subscribe(EventListener* el, elState state, int eventType);
[4419]37  void unsubscribe(elState state, int eventType);
[4420]38  void unsubscribe(EventListener* el, elState state = ES_ALL);
[4364]39  void flush(elState state);
[5309]40  /** @returns true, if the @param state has @param eventType subscribed?? */
41  inline bool isSubscribed(elState state, int eventType) { return(listeners[state][eventType] == NULL)?false:true; };
[4346]42
[5786]43
44  void withUNICODE(bool enableUNICODE);
45
[4352]46  void process();
[4346]47
[5237]48  static int eventFilter(const SDL_Event *event);
[4872]49  void debug() const;
50
[4329]51 private:
[4746]52  EventHandler();
[4352]53
[4780]54
[4368]55 private:
[5210]56  static EventHandler*       singletonRef;                    //!< the singleton reference
[4780]57
[5388]58  EventListener*             listeners[ES_NUMBER][EV_NUMBER]; //!< a list of registered listeners.
59  elState                    state;                           //!< the state of the event handlder.
60  tStack<short>*             stateStack;                      //!< a stack for the States we are in.
61  KeyMapper*                 keyMapper;                       //!< reference to the key mapper.
62
[5786]63  bool                       bUNICODE;                        //!< If unicode should be enabled.
[4329]64};
65
[5237]66
[4346]67#endif /* _EVENT_HANDLER_H */
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