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	 422bbe98a5
			
		
	
	
		422bbe98a5
		
	
	
	
	
		
			
			This patch introduces a bunch of things: - Subframes (Web::Frame::create_subframe()) - HTMLIFrameElement (loads and owns the hosted Web::Frame) - LayoutFrame (layout and rendering of the hosted frame) There's still a huge number of things missing, like scrolling, overflow handling, event handling, scripting, etc. But we can make a little iframe in a document and it actually renders another document there. I think that's pretty cool! :^)
		
			
				
	
	
		
			85 lines
		
	
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			85 lines
		
	
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions are met:
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|  *
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|  * 1. Redistributions of source code must retain the above copyright notice, this
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|  *    list of conditions and the following disclaimer.
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|  *
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|  * 2. Redistributions in binary form must reproduce the above copyright notice,
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|  *    this list of conditions and the following disclaimer in the documentation
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|  *    and/or other materials provided with the distribution.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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|  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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|  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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|  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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|  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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|  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #pragma once
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| 
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| #include <LibWeb/DOM/Element.h>
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| #include <LibWeb/Layout/LayoutBox.h>
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| 
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| namespace Web {
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| 
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| class LayoutReplaced : public LayoutBox {
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| public:
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|     LayoutReplaced(const Element&, NonnullRefPtr<StyleProperties>);
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|     virtual ~LayoutReplaced() override;
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| 
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|     const Element& node() const { return to<Element>(*LayoutNode::node()); }
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|     Element& node() { return to<Element>(*LayoutNode::node()); }
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| 
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|     virtual bool is_replaced() const final { return true; }
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| 
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|     bool has_intrinsic_width() const { return m_has_intrinsic_width; }
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|     bool has_intrinsic_height() const { return m_has_intrinsic_height; }
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|     bool has_intrinsic_ratio() const { return m_has_intrinsic_ratio; }
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| 
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|     float intrinsic_width() const { return m_intrinsic_width; }
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|     float intrinsic_height() const { return m_intrinsic_height; }
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|     float intrinsic_ratio() const { return m_intrinsic_ratio; }
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| 
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|     void set_has_intrinsic_width(bool has) { m_has_intrinsic_width = has; }
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|     void set_has_intrinsic_height(bool has) { m_has_intrinsic_height = has; }
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|     void set_has_intrinsic_ratio(bool has) { m_has_intrinsic_ratio = has; }
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| 
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|     void set_intrinsic_width(float width) { m_intrinsic_width = width; }
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|     void set_intrinsic_height(float height) { m_intrinsic_height = height; }
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|     void set_intrinsic_ratio(float ratio) { m_intrinsic_ratio = ratio; }
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| 
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| protected:
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|     virtual void layout(LayoutMode) override;
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|     virtual void split_into_lines(LayoutBlock& container, LayoutMode) override;
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| 
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| private:
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|     Gfx::FloatPoint calculate_position();
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|     float calculate_width() const;
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|     float calculate_height() const;
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| 
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|     virtual const char* class_name() const override { return "LayoutReplaced"; }
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| 
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|     bool m_has_intrinsic_width { false };
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|     bool m_has_intrinsic_height { false };
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|     bool m_has_intrinsic_ratio { false };
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|     float m_intrinsic_width { 0 };
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|     float m_intrinsic_height { 0 };
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|     float m_intrinsic_ratio { 0 };
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| };
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| 
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| template<>
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| inline bool is<LayoutReplaced>(const LayoutNode& node)
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| {
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|     return node.is_replaced();
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| }
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| 
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| }
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