/* AMX Mod X
*
* by the AMX Mod X Development Team
*  originally developed by OLO
*
*
*  This program is free software; you can redistribute it and/or modify it
*  under the terms of the GNU General Public License as published by the
*  Free Software Foundation; either version 2 of the License, or (at
*  your option) any later version.
*
*  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, write to the Free Software Foundation,
*  Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*  In addition, as a special exception, the author gives permission to
*  link the code of this program with the Half-Life Game Engine ("HL
*  Engine") and Modified Game Libraries ("MODs") developed by Valve,
*  L.L.C ("Valve"). You must obey the GNU General Public License in all
*  respects for all of the code used other than the HL Engine and MODs
*  from Valve. If you modify this file, you may extend this exception
*  to your version of the file, but you are not obligated to do so. If
*  you do not wish to do so, delete this exception statement from your
*  version.
*/

#ifndef MENUS_H
#define MENUS_H

// *****************************************************
// class MenuMngr
// *****************************************************

class MenuMngr
{
  struct MenuIdEle
  {
    String name;
    AMX* amx;
    MenuIdEle* next;
	int id;
	static int uniqueid;
    MenuIdEle( const char* n, AMX* a, MenuIdEle* m ) : name( n ) , amx(a) , next( m ) {
		id = ++uniqueid;
	}
	~MenuIdEle() { --uniqueid; }
  } *headid;

public:
	class iterator;

private:

  class MenuCommand 
  {
	  friend class iterator;
	  friend class MenuMngr;
	  
	  CPluginMngr::CPlugin *plugin;
	  int menuid;
	  int keys;
	  int function;
	  MenuCommand* next;
	  MenuCommand( CPluginMngr::CPlugin *a, int mi, int k, int f );
  public:
	  inline int getFunction() { return function; }
	  inline CPluginMngr::CPlugin* getPlugin() { return plugin; }
	  inline bool matchCommand( int m, int k  ) { return ((m == menuid) && (keys & k)); }
  } *headcmd;
	
public:
	
	MenuMngr() { headid = 0;  headcmd = 0; }
	~MenuMngr();

	// Interface


	int findMenuId(const char* name, AMX* a = 0);
	int registerMenuId(const char* n, AMX* a );
	void registerMenuCmd(CPluginMngr::CPlugin *a, int mi, int k, int f);
	void clear();

	class iterator {
		MenuCommand* a;
	public:
		iterator(MenuCommand*aa) : a(aa) {}
		iterator& operator++() { a = a->next; return *this; }
		bool operator==(const iterator& b) const { return a == b.a; }
		bool operator!=(const iterator& b) const { return !operator==(b); }
		operator bool () const { return a ? true : false; }
		MenuCommand& operator*() { return *a; }
	};
	inline iterator begin() const { return iterator(headcmd); }
	inline iterator end() const { return iterator(0); }
};

#endif
