/**

  * vim: set ts=4 :

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

  * SourceMod

  * Copyright (C) 2004-2008 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_MENUSTYLE_RADIO_H

 #define _INCLUDE_MENUSTYLE_RADIO_H

 #include "sm_globals.h"

 #include "MenuManager.h"

 #include "MenuStyle_Base.h"

 #include "sourcemm_api.h"

 #include <IPlayerHelpers.h>

 #include "UserMessages.h"

 #include "sm_fastlink.h"

 #include <sh_stack.h>

 #include <compat_wrappers.h>

 using namespace SourceMod;

 class CRadioDisplay;

 class CRadioMenu;

 class CRadioMenuPlayer : public CBaseMenuPlayer

 {

 public:

 	void Radio_Init(int keys, const char *title, const char *buffer);

 	bool Radio_NeedsRefresh();

 	void Radio_Refresh();

 	void Radio_SetIndex(unsigned int index);

 private:

 	unsigned int m_index;

 	size_t display_len;

 	char display_pkt[512];

 	int display_keys;

 	float display_last_refresh;

 };

 class CRadioStyle : 

 	public BaseMenuStyle,

 	public SMGlobalClass,

 #ifdef USE_PROTOBUF_USERMESSAGES

 	public IProtobufUserMessageListener

 #else

 	public IBitBufUserMessageListener

 #endif

 {

 public:

 	CRadioStyle();

 public: //SMGlobalClass

 	void OnSourceModAllInitialized();

 	void OnSourceModLevelChange(const char *mapName);

 	void OnSourceModShutdown();

 public: //BaseMenuStyle

 	CBaseMenuPlayer *GetMenuPlayer(int client);

 	void SendDisplay(int client, IMenuPanel *display);

 	void ProcessWatchList();

 public: //IMenuStyle

 	const char *GetStyleName();

 	IMenuPanel *CreatePanel();

 	IBaseMenu *CreateMenu(IMenuHandler *pHandler, IdentityToken_t *pOwner);

 	unsigned int GetMaxPageItems();

 	unsigned int GetApproxMemUsage();

 public: //IUserMessageListener

 #ifdef USE_PROTOBUF_USERMESSAGES

 	void OnUserMessage(int msg_id, protobuf::Message &msg, IRecipientFilter *pFilter);

 #else

 	void OnUserMessage(int msg_id, bf_write *bf, IRecipientFilter *pFilter);

 #endif

 	void OnUserMessageSent(int msg_id);

 public:

 	bool IsSupported();

 	bool OnClientCommand(int client, const char *cmdname, const CCommand &cmd);

 public:

 	CRadioDisplay *MakeRadioDisplay(CRadioMenu *menu=NULL);

 	void FreeRadioDisplay(CRadioDisplay *display);

 	CRadioMenuPlayer *GetRadioMenuPlayer(int client);

 	IMenuPanel *MakeRadioDisplay(const char *str, int keys);

 private:

 	CRadioMenuPlayer *m_players;

 	CStack<CRadioDisplay *> m_FreeDisplays;

 };

 class CRadioDisplay : public IMenuPanel

 {

 	friend class CRadioStyle;

 public:

 	CRadioDisplay();

 	CRadioDisplay(CRadioMenu *menu);

 public: //IMenuPanel

 	IMenuStyle *GetParentStyle();

 	void Reset();

 	void DrawTitle(const char *text, bool onlyIfEmpty=false);

 	unsigned int DrawItem(const ItemDrawInfo &item);

 	bool DrawRawLine(const char *rawline);

 	bool SetExtOption(MenuOption option, const void *valuePtr);

 	bool CanDrawItem(unsigned int drawFlags);

 	bool SendDisplay(int client, IMenuHandler *handler, unsigned int time);

 	void DeleteThis();

 	void SendRawDisplay(int client, unsigned int time);

 	bool SetSelectableKeys(unsigned int keymap);

 	unsigned int GetCurrentKey();

 	bool SetCurrentKey(unsigned int key);

 	int GetAmountRemaining();

 	unsigned int GetApproxMemUsage();

 public:

 	void DirectSet(const char *str, int keymap);

 private:

 	String m_BufferText;

 	String m_Title;

 	unsigned int m_NextPos;

 	int keys;

 };

 class CRadioMenu : public CBaseMenu

 {

 public:

 	CRadioMenu(IMenuHandler *pHandler, IdentityToken_t *pOwner);

 public:

 	bool SetExtOption(MenuOption option, const void *valuePtr);

 	IMenuPanel *CreatePanel();

 	bool Display(int client, unsigned int time, IMenuHandler *alt_handler=NULL);

 	bool DisplayAtItem(int client,

 		unsigned int time,

 		unsigned int start_item,

 		IMenuHandler *alt_handler/* =NULL */);

 	bool SetPagination(unsigned int itemsPerPage);

 	void Cancel_Finally();

 	unsigned int GetApproxMemUsage();

 };

 extern CRadioStyle g_RadioMenuStyle;

 #endif //_INCLUDE_MENUSTYLE_RADIO_H