mitemiterator.h

//
//                          IMPORTANT NOTICE
//
// The following open source license statement does not apply to any
// entity in the Exception List published by FMSoft.
//
// For more information, please visit:
//
// https://www.fmsoft.cn/exception-list
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/*
 * \file 
 * \author FMSoft
 * \date 
 *
 \verbatim
 
    This file is part of mGNCS4Touch, one of MiniGUI components.
 
    Copyright (C) 2008-2018 FMSoft (http://www.fmsoft.cn).
 
    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 3 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, see <http://www.gnu.org/licenses/>.
 
    Or,
 
    As this program is a library, any link to this program must follow
    GNU General Public License version 3 (GPLv3). If you cannot accept
    GPLv3, you need to be licensed from FMSoft.
 
    If you have got a commercial license of this program, please use it
    under the terms and conditions of the commercial license.
 
    For more information about the commercial license, please refer to
    <http://www.minigui.com/blog/minigui-licensing-policy/>.
 
 \endverbatim
*/
 
#ifndef  MITEMITERATOR_INC
#define  MITEMITERATOR_INC
 
#include "mpieceitem.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* prefix declare. */
struct _mAbstractItemManager;
typedef struct _mAbstractItemManager mAbstractItemManager;
 
struct _mAbstractItemManagerClass;
typedef struct _mAbstractItemManagerClass mAbstractItemManagerClass;
 
typedef struct _mItemIteratorClass mItemIteratorClass;
typedef struct _mItemIterator mItemIterator;
 
#define mItemIteratorHeader(clss) \
    mObjectHeader(clss) \
    mAbstractItemManager* manager;
 
#define mItemIteratorClassHeader(clss, superCls) \
    mObjectClassHeader(clss, superCls)  \
    mPieceItem* (*next)(clss*); \
    mPieceItem* (*prev)(clss*); \
    mItemIterator* (*duplicate)(clss*);
 
struct _mItemIterator
{   
    mItemIteratorHeader(mItemIterator)
};
 
struct _mItemIteratorClass
{   
    mItemIteratorClassHeader(mItemIterator, mObject)
};
 
MGNCS_EXPORT extern mItemIteratorClass g_stmItemIteratorCls;
 
#ifdef __cplusplus
}
#endif
 
#endif   /* ----- #ifndef MITEMITERATOR_INC  ----- */