source: GTP/trunk/App/Demos/Geom/OgreStuff/include/CEGUI/CEGUIGlobalEventSet.h @ 1812

Revision 1812, 4.1 KB checked in by gumbau, 18 years ago (diff)
Line 
1/************************************************************************
2        filename:       CEGUIGlobalEventSet.h
3        created:        16/1/2005
4        author:         Paul D Turner
5*************************************************************************/
6/*************************************************************************
7    Crazy Eddie's GUI System (http:www.cegui.org.uk)
8    Copyright (C)2004 - 2005 Paul D Turner (paul@cegui.org.uk)
9
10    This library is free software; you can redistribute it and/or
11    modify it under the terms of the GNU Lesser General Public
12    License as published by the Free Software Foundation; either
13    version 2.1 of the License, or (at your option) any later version.
14
15    This library is distributed in the hope that it will be useful,
16    but WITHOUT ANY WARRANTY; without even the implied warranty of
17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18    Lesser General Public License for more details.
19
20    You should have received a copy of the GNU Lesser General Public
21    License along with this library; if not, write to the Free Software
22    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
23*************************************************************************/
24#ifndef _CEGUIGlobalEventSet_h_
25#define _CEGUIGlobalEventSet_h_
26
27#include "CEGUIEventSet.h"
28#include "CEGUISingleton.h"
29
30
31#if defined(_MSC_VER)
32#       pragma warning(push)
33#       pragma warning(disable : 4275)
34#endif
35
36// Start of CEGUI namespace section
37namespace CEGUI
38{
39/*!
40\brief
41    The GlobalEventSet singleton allows you to subscribe to an event for all
42    instances of a class.  The GlobalEventSet effectively supports "late binding"
43    to events; which means you can subscribe to some event that does not actually
44    exist (yet).
45*/
46class CEGUIEXPORT GlobalEventSet : public EventSet, public Singleton<GlobalEventSet>
47{
48public:
49        GlobalEventSet();
50        ~GlobalEventSet();
51
52
53        /*!
54        \brief
55                Return singleton System object
56
57        \return
58                Singleton System object
59        */
60        static  GlobalEventSet& getSingleton(void);
61
62
63        /*!
64        \brief
65                Return pointer to singleton System object
66
67        \return
68                Pointer to singleton System object
69        */
70        static  GlobalEventSet* getSingletonPtr(void);
71
72
73        /*!
74        \brief
75                Subscribes the the named Event.
76
77        \note
78                If the named event does not exist it is added.
79
80        \param name
81                String object containing the name of the Event to subscribe to.
82
83        \param subscriber
84                Function or object that is to be subscribed to the Event.
85
86        \return
87                Connection object that can be used to check the status of the Event connection and to disconnect (unsubscribe) from the Event.
88        */
89        virtual Event::Connection       subscribeEvent(const String& name, Event::Subscriber subscriber);
90
91
92        /*!
93        \brief
94                Subscribes the the specified group of the named Event.
95
96        /note
97                If the named event does not exist it is added.
98
99        \param name
100                String object containing the name of the Event to subscribe to.
101
102        \param group
103                Group which is to be subscribed to.  Subscription groups are called in ascending order.
104
105        \param subscriber
106                Function or object that is to be subscribed to the Event.
107
108        \return
109                Connection object that can be used to check the status of the Event connection and to disconnect (unsubscribe) from the Event.
110        */
111        virtual Event::Connection       subscribeEvent(const String& name, Event::Group group, Event::Subscriber subscriber);
112
113
114        /*!
115        \brief
116                Fires the named event passing the given EventArgs object.
117
118        \param name
119                String object holding the name of the Event that is to be fired (triggered)
120
121        \param args
122                The EventArgs (or derived) object that is to be bassed to each subscriber of the Event.  Once all subscribers
123                have been called the 'handled' field of the event is updated appropriately.
124               
125        \param eventNamespace
126                String object describing the namespace prefix to use when firing the global event.
127
128        \return
129                Nothing.
130        */
131        virtual void    fireEvent(const String& name, EventArgs& args, const String& eventNamespace = "");
132};
133
134} // End of  CEGUI namespace section
135
136
137#if defined(_MSC_VER)
138#       pragma warning(pop)
139#endif
140
141#endif  // end of guard _CEGUIGlobalEventSet_h_
Note: See TracBrowser for help on using the repository browser.