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89 lines
2.8 KiB
C
89 lines
2.8 KiB
C
///////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT NOTICE
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//
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// The following open source license statement does not apply to any
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// entity in the Exception List published by FMSoft.
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//
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// For more information, please visit:
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//
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// https://www.fmsoft.cn/exception-list
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//
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//////////////////////////////////////////////////////////////////////////////
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/*
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* This file is part of MiniGUI, a mature cross-platform windowing
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* and Graphics User Interface (GUI) support system for embedded systems
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* and smart IoT devices.
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*
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* Copyright (C) 2002~2018, Beijing FMSoft Technologies Co., Ltd.
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* Copyright (C) 1998~2002, WEI Yongming
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Or,
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*
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* As this program is a library, any link to this program must follow
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* GNU General Public License version 3 (GPLv3). If you cannot accept
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* GPLv3, you need to be licensed from FMSoft.
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*
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* If you have got a commercial license of this program, please use it
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* under the terms and conditions of the commercial license.
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*
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* For more information about the commercial license, please refer to
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* <http://www.minigui.com/blog/minigui-licensing-policy/>.
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*/
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/*
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** element.h: the head file of window element data.
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**
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** Create date: 2004/05/10
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*/
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#ifndef GUI_ELEMENT_H
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#define GUI_ELEMENT_H
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#include "list.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/* window element data struct */
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typedef struct _wnd_element_data
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{
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list_t list; /* list pointer */
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UINT id; /* the item type */
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DWORD data; /* the data of the item */
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} WND_ELEMENT_DATA;
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#define WED_OK 0
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#define WED_NEW_DATA 1
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#define WED_NOT_CHANGED 2
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#define WED_INVARG -1
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#define WED_NODEFINED -2
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#define WED_NOTFOUND -3
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#define WED_MEMERR -4
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int __mg_free_window_element_data (HWND hwnd);
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int __mg_append_window_element_data (WND_ELEMENT_DATA** wed, Uint32 id, DWORD data);
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int __mg_set_window_element_data (HWND hwnd, Uint32 id, DWORD new_data, DWORD* old_data);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* GUI_ELEMENT_H */
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