css_layout_node.h

Go to the documentation of this file.
00001 /*
00002 **  ClanLib SDK
00003 **  Copyright (c) 1997-2011 The ClanLib Team
00004 **
00005 **  This software is provided 'as-is', without any express or implied
00006 **  warranty.  In no event will the authors be held liable for any damages
00007 **  arising from the use of this software.
00008 **
00009 **  Permission is granted to anyone to use this software for any purpose,
00010 **  including commercial applications, and to alter it and redistribute it
00011 **  freely, subject to the following restrictions:
00012 **
00013 **  1. The origin of this software must not be misrepresented; you must not
00014 **     claim that you wrote the original software. If you use this software
00015 **     in a product, an acknowledgment in the product documentation would be
00016 **     appreciated but is not required.
00017 **  2. Altered source versions must be plainly marked as such, and must not be
00018 **     misrepresented as being the original software.
00019 **  3. This notice may not be removed or altered from any source distribution.
00020 **
00021 **  Note: Some of the libraries ClanLib may link to may have additional
00022 **  requirements or restrictions.
00023 **
00024 **  File Author(s):
00025 **
00026 **    Magnus Norddahl
00027 */
00028 
00029 #pragma once
00030 
00031 #include "api_csslayout.h"
00032 #include "css_layout_user_data.h"
00033 #include "../Core/System/uniqueptr.h"
00034 
00035 class CL_CSSLayoutText;
00036 class CL_CSSLayoutElement;
00037 class CL_CSSLayoutObject;
00038 class CL_CSSLayoutNode_Impl;
00039 
00040 class CL_API_CSSLAYOUT CL_CSSLayoutNode
00041 {
00042 public:
00043         CL_CSSLayoutNode();
00044 
00045         bool is_null() const;
00046         bool is_text() const;
00047         bool is_element() const;
00048         bool is_object() const;
00049         CL_CSSLayoutText to_text() const;
00050         CL_CSSLayoutElement to_element() const;
00051         CL_CSSLayoutObject to_object() const;
00052 
00053         CL_CSSLayoutNode get_parent() const;
00054         CL_CSSLayoutNode get_next_sibling() const;
00055         CL_CSSLayoutNode get_prev_sibling() const;
00056         CL_CSSLayoutNode get_first_child() const;
00057         CL_CSSLayoutNode get_last_child() const;
00058 
00059         CL_CSSLayoutUserData *get_user_data();
00060         const CL_CSSLayoutUserData *get_user_data() const;
00061         void set_user_data(CL_CSSLayoutUserData *data) { CL_UniquePtr<CL_CSSLayoutUserData> cmd(data); set_user_data(cmd); }
00062         void set_user_data(CL_UniquePtr<CL_CSSLayoutUserData> &data);
00063 
00064         CL_String print_node() const;
00065 
00066         bool operator==(const CL_CSSLayoutNode &other) const;
00067         bool operator!=(const CL_CSSLayoutNode &other) const;
00068 
00069 protected:
00070         CL_SharedPtr<CL_CSSLayoutNode_Impl> impl;
00071         CL_CSSLayoutNode(const CL_SharedPtr<CL_CSSLayoutNode_Impl> &impl);
00072         friend class CL_CSSLayout;
00073         friend class CL_CSSLayoutElement;
00074         friend class CL_CSSLayout_Impl;
00075 };