38ddbb37b9
--HG-- extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%401237
130 lines
3.9 KiB
C++
130 lines
3.9 KiB
C++
/**
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* vim: set ts=4 :
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* ================================================================
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* SourceMod
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* Copyright (C) 2004-2007 AlliedModders LLC. All rights reserved.
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* ================================================================
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License,
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* version 3.0, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* As a special exception, AlliedModders LLC gives you permission to
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* link the code of this program (as well as its derivative works) to
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* "Half-Life 2," the "Source Engine," the "SourcePawn JIT," and any
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* Game MODs that run on software by the Valve Corporation. You must
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* obey the GNU General Public License in all respects for all other
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* code used. Additionally, AlliedModders LLC grants this exception
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* to all derivative works. AlliedModders LLC defines further
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* exceptions, found in LICENSE.txt (as of this writing, version
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* JULY-31-2007), or <http://www.sourcemod.net/license.php>.
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*
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* Version: $Id$
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*/
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#ifndef _INCLUDE_SOURCEMOD_EVENTMANAGER_H_
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#define _INCLUDE_SOURCEMOD_EVENTMANAGER_H_
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#include "sm_globals.h"
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#include "sourcemm_api.h"
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#include "sm_trie.h"
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#include <sh_list.h>
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#include <sh_stack.h>
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#include <IHandleSys.h>
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#include <IForwardSys.h>
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#include <IPluginSys.h>
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using namespace SourceHook;
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struct EventInfo
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{
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IGameEvent *pEvent;
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IdentityToken_t *pOwner;
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};
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struct EventHook
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{
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EventHook()
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{
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pPreHook = NULL;
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pPostHook = NULL;
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postCopy = false;
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pEventCopy = NULL;
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refCount = 0;
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}
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IChangeableForward *pPreHook;
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IChangeableForward *pPostHook;
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bool postCopy;
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IGameEvent *pEventCopy;
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unsigned int refCount;
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};
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enum EventHookMode
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{
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EventHookMode_Pre,
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EventHookMode_Post,
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EventHookMode_PostNoCopy
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};
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enum EventHookError
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{
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EventHookErr_Okay = 0, /**< No error */
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EventHookErr_InvalidEvent, /**< Specified event does not exist */
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EventHookErr_NotActive, /**< Specified event has no active hook */
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EventHookErr_InvalidCallback, /**< Specified event does not fire specified callback */
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};
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class EventManager :
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public SMGlobalClass,
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public IHandleTypeDispatch,
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public IPluginsListener,
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public IGameEventListener2
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{
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public:
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EventManager();
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~EventManager();
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public: // SMGlobalClass
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void OnSourceModAllInitialized();
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void OnSourceModShutdown();
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public: // IHandleTypeDispatch
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void OnHandleDestroy(HandleType_t type, void *object);
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public: // IPluginsListener
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void OnPluginUnloaded(IPlugin *plugin);
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public: // IGameEventListener2
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void FireGameEvent(IGameEvent *pEvent);
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public:
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/**
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* Get the 'GameEvent' handle type ID.
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*/
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inline HandleType_t GetHandleType()
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{
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return m_EventType;
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}
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public:
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EventHookError HookEvent(const char *name, IPluginFunction *pFunction, EventHookMode mode=EventHookMode_Post);
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EventHookError UnhookEvent(const char *name, IPluginFunction *pFunction, EventHookMode mode=EventHookMode_Post);
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EventInfo *CreateEvent(IPluginContext *pContext, const char *name, bool force=false);
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void FireEvent(EventInfo *pInfo, bool bDontBroadcast=false);
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void CancelCreatedEvent(EventInfo *pInfo);
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private: // IGameEventManager2 hooks
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bool OnFireEvent(IGameEvent *pEvent, bool bDontBroadcast);
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bool OnFireEvent_Post(IGameEvent *pEvent, bool bDontBroadcast);
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private:
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HandleType_t m_EventType;
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Trie *m_EventHooks;
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CStack<EventInfo *> m_FreeEvents;
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CStack<const char *> m_EventNames;
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};
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extern EventManager g_EventManager;
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#endif // _INCLUDE_SOURCEMOD_EVENTMANAGER_H_
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