/**

 * vim: set ts=4 :

 * ================================================================

 * SourceMod

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

 * ================================================================

 *

 * This program is free software; you can redistribute it and/or 

 * modify it under the terms of the GNU General Public License, 

 * version 3.0, as published by the Free Software Foundation.

 * 

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 *

 * As a special exception, AlliedModders LLC gives you permission to 

 * link the code of this program (as well as its derivative works) to 

 * "Half-Life 2," the "Source Engine," the "SourcePawn JIT," and any 

 * Game MODs that run on software by the Valve Corporation.  You must 

 * obey the GNU General Public License in all respects for all other 

 * code used. Additionally, AlliedModders LLC grants this exception 

 * to all derivative works. AlliedModders LLC defines further 

 * exceptions, found in LICENSE.txt (as of this writing, version 

 * JULY-31-2007), or <http://www.sourcemod.net/license.php>.

 *

 * Version: $Id$

 */

#ifndef _INCLUDE_SOURCEMOD_MENUMANAGER_H_

#define _INCLUDE_SOURCEMOD_MENUMANAGER_H_

#include <IMenuManager.h>

#include <sh_vector.h>

#include <sh_stack.h>

#include <sh_list.h>

#include <sh_string.h>

#include "sm_memtable.h"

#include "sm_globals.h"

using namespace SourceMod;

using namespace SourceHook;

class VoteMenuHandler : public IVoteMenuHandler

{

public: //IMenuHandler

	unsigned int GetMenuAPIVersion2();

	void OnMenuStart(IBaseMenu *menu);

	void OnMenuDisplay(IBaseMenu *menu, int client, IMenuPanel *display);

	void OnMenuSelect(IBaseMenu *menu, int client, unsigned int item);

	void OnMenuCancel(IBaseMenu *menu, int client, MenuCancelReason reason);

	void OnMenuEnd(IBaseMenu *menu, MenuEndReason reason);

	void OnMenuDrawItem(IBaseMenu *menu, int client, unsigned int item, unsigned int &style);

	unsigned int OnMenuDisplayItem(IBaseMenu *menu, int client, IMenuPanel *panel, unsigned int item, const ItemDrawInfo &dr);

public: //IVoteMenuHandler

	bool IsVoteInProgress();

	void InitializeVoting(IBaseMenu *menu);

	void StartVoting();

	void CancelVoting();

public:

	void Reset(IMenuHandler *mh);

private:

	void DecrementPlayerCount();

	void EndVoting();

	void InternalReset();

private:

	IMenuHandler *m_pHandler;

	unsigned int m_Clients;

	unsigned int m_Items;

	CVector<unsigned int> m_Votes;

	IBaseMenu *m_pCurMenu;

	bool m_bStarted;

	bool m_bCancelled;

	unsigned int m_NumVotes;

};

class MenuManager : 

	public IMenuManager,

	public SMGlobalClass,

	public IHandleTypeDispatch

{

	friend class BroadcastHandler;

	friend class VoteHandler;

	friend class CBaseMenu;

	friend class BaseMenuStyle;

public:

	MenuManager();

public: //SMGlobalClass

	void OnSourceModAllInitialized();

	void OnSourceModAllShutdown();

	ConfigResult OnSourceModConfigChanged(const char *key,

		const char *value,

		ConfigSource source,

		char *error,

		size_t maxlength);

public: //IMenuManager

	virtual const char *GetInterfaceName()

	{

		return SMINTERFACE_MENUMANAGER_NAME;

	}

	virtual unsigned int GetInterfaceVersion()

	{

		return SMINTERFACE_MENUMANAGER_VERSION;

	}

public:

	unsigned int GetStyleCount();

	IMenuStyle *GetStyle(unsigned int index);

	IMenuStyle *FindStyleByName(const char *name);

	IMenuStyle *GetDefaultStyle();

	void AddStyle(IMenuStyle *style);

	bool SetDefaultStyle(IMenuStyle *style);

	IMenuPanel *RenderMenu(int client, menu_states_t &states, ItemOrder order);

	IVoteMenuHandler *CreateVoteWrapper(IMenuHandler *mh);

	void ReleaseVoteWrapper(IVoteMenuHandler *mh);

public: //IHandleTypeDispatch

	void OnHandleDestroy(HandleType_t type, void *object);

public:

	HandleError ReadMenuHandle(Handle_t handle, IBaseMenu **menu);

	HandleError ReadStyleHandle(Handle_t handle, IMenuStyle **style);

public:

	bool MenuSoundsEnabled();

	const char *GetMenuSound(ItemSelection sel);

protected:

	Handle_t CreateMenuHandle(IBaseMenu *menu, IdentityToken_t *pOwner);

	Handle_t CreateStyleHandle(IMenuStyle *style);

private:

	int m_ShowMenu;

	IMenuStyle *m_pDefaultStyle;

	CStack<VoteMenuHandler *> m_VoteHandlers;

	CVector<IMenuStyle *> m_Styles;

	HandleType_t m_StyleType;

	HandleType_t m_MenuType;

	String m_SelectSound;

	String m_ExitBackSound;

	String m_ExitSound;

};

extern MenuManager g_Menus;

#endif //_INCLUDE_SOURCEMOD_MENUMANAGER_H_