sourcemod-central: core/EventManager.h@1dd1a7659ad4

     1 /**

     2  * vim: set ts=4 :

     3  * ===============================================================

     4  * SourceMod (C)2004-2007 AlliedModders LLC.  All rights reserved.

     5  * ===============================================================

     6  *

     7  * This file is not open source and may not be copied without explicit

     8  * written permission of AlliedModders LLC.  This file may not be redistributed

     9  * in whole or significant part.

    10  * For information, see LICENSE.txt or http://www.sourcemod.net/license.php

    11  *

    12  * Version: $Id$

    13  */

    15 #ifndef _INCLUDE_SOURCEMOD_EVENTMANAGER_H_

    16 #define _INCLUDE_SOURCEMOD_EVENTMANAGER_H_

    18 #include "sm_globals.h"

    19 #include "sourcemm_api.h"

    20 #include "sm_trie.h"

    21 #include <sh_list.h>

    22 #include <sh_stack.h>

    23 #include <IHandleSys.h>

    24 #include <IForwardSys.h>

    25 #include <IPluginSys.h>

    27 using namespace SourceHook;

    29 struct EventInfo

    30 {

    31 	IGameEvent *pEvent;

    32 	IdentityToken_t *pOwner;

    33 };

    35 struct EventHook

    36 {

    37 	EventHook()

    38 	{

    39 		pPreHook = NULL;

    40 		pPostHook = NULL;

    41 		postCopy = false;

    42 		pEventCopy = NULL;

    43 		refCount = 0;

    44 	}

    45 	IChangeableForward *pPreHook;

    46 	IChangeableForward *pPostHook;

    47 	bool postCopy;

    48 	IGameEvent *pEventCopy;

    49 	unsigned int refCount;

    50 };

    52 enum EventHookMode

    53 {

    54 	EventHookMode_Pre,

    55 	EventHookMode_Post,

    56 	EventHookMode_PostNoCopy

    57 };

    59 enum EventHookError

    60 {

    61 	EventHookErr_Okay = 0,			/**< No error */

    62 	EventHookErr_InvalidEvent,		/**< Specified event does not exist */

    63 	EventHookErr_NotActive,			/**< Specified event has no active hook */

    64 	EventHookErr_InvalidCallback,	/**< Specified event does not fire specified callback */

    65 };

    67 class EventManager :

    68 	public SMGlobalClass,

    69 	public IHandleTypeDispatch,

    70 	public IPluginsListener,

    71 	public IGameEventListener2

    72 {

    73 public:

    74 	EventManager();

    75 	~EventManager();

    76 public: // SMGlobalClass

    77 	void OnSourceModAllInitialized();

    78 	void OnSourceModShutdown();

    79 public: // IHandleTypeDispatch

    80 	void OnHandleDestroy(HandleType_t type, void *object);

    81 public: // IPluginsListener

    82 	void OnPluginUnloaded(IPlugin *plugin);

    83 public: // IGameEventListener2

    84 	void FireGameEvent(IGameEvent *pEvent);

    85 public:

    86 	/**

    87 	 * Get the 'GameEvent' handle type ID.

    88 	 */

    89 	inline HandleType_t GetHandleType()

    90 	{

    91 		return m_EventType;

    92 	}

    93 public:

    94 	EventHookError HookEvent(const char *name, IPluginFunction *pFunction, EventHookMode mode=EventHookMode_Post);

    95 	EventHookError UnhookEvent(const char *name, IPluginFunction *pFunction, EventHookMode mode=EventHookMode_Post);

    96 	EventInfo *CreateEvent(IPluginContext *pContext, const char *name, bool force=false);

    97 	void FireEvent(EventInfo *pInfo, bool bDontBroadcast=false);

    98 	void CancelCreatedEvent(EventInfo *pInfo);

    99 private: // IGameEventManager2 hooks

   100 	bool OnFireEvent(IGameEvent *pEvent, bool bDontBroadcast);

   101 	bool OnFireEvent_Post(IGameEvent *pEvent, bool bDontBroadcast);

   102 private:

   103 	HandleType_t m_EventType;

   104 	Trie *m_EventHooks;

   105 	CStack<EventInfo *> m_FreeEvents;

   106 	CStack<const char *> m_EventNames;

   107 };

   109 extern EventManager g_EventManager;

   111 #endif // _INCLUDE_SOURCEMOD_EVENTMANAGER_H_

author	David Anderson <dvander@alliedmods.net>
	Mon Jun 18 03:39:15 2007 +0000 (2007-06-18)
changeset 977	1dd1a7659ad4
parent 713	7a8ac1106ace
child 1231	17badaf66ce4
permissions	-rw-r--r--