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source: orxonox.OLD/trunk/src/lib/event/event_handler.h @ 7244

Last change on this file since 7244 was 7164, checked in by bensch, 19 years ago

deleted unused stuff

File size: 2.2 KB
RevLine 
[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"
[7164]13#include <stack>
[4329]14
[4834]15// FORWARD DECLARATION
[4346]16class EventListener;
[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);
[5978]45  void grabEvents(bool grabEvents);
[6054]46  bool grabbedEvents() const { return this->eventsGrabbed; };
[5786]47
[4352]48  void process();
[4346]49
[5237]50  static int eventFilter(const SDL_Event *event);
[4872]51  void debug() const;
52
[4329]53 private:
[4746]54  EventHandler();
[4352]55
[4368]56 private:
[5210]57  static EventHandler*       singletonRef;                    //!< the singleton reference
[4780]58
[5388]59  EventListener*             listeners[ES_NUMBER][EV_NUMBER]; //!< a list of registered listeners.
60  elState                    state;                           //!< the state of the event handlder.
[7164]61  std::stack<short>          stateStack;                      //!< a stack for the States we are in.
[5388]62  KeyMapper*                 keyMapper;                       //!< reference to the key mapper.
63
[5786]64  bool                       bUNICODE;                        //!< If unicode should be enabled.
[5978]65  bool                       eventsGrabbed;                   //!< If the events should be grabbed
[4329]66};
67
[5237]68
[4346]69#endif /* _EVENT_HANDLER_H */
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