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	 fffc5896d8
			
		
	
	
		fffc5896d8
		
	
	
	
	
		
			
			Const pointers into the DOM was a nice idea, but in practice, there are too many situations where the layout tree wants to some non-const thing to the DOM.
		
			
				
	
	
		
			79 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			79 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 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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| #include <LibWeb/DOM/Element.h>
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| #include <LibWeb/Layout/LayoutTableCell.h>
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| #include <LibWeb/Layout/LayoutTableRow.h>
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| #include <LibWeb/Layout/LayoutTableRowGroup.h>
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| 
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| namespace Web {
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| 
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| LayoutTableRowGroup::LayoutTableRowGroup(DOM::Document& document, DOM::Element& element, NonnullRefPtr<CSS::StyleProperties> style)
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|     : LayoutBlock(document, &element, move(style))
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| {
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| }
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| 
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| LayoutTableRowGroup::~LayoutTableRowGroup()
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| {
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| }
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| 
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| size_t LayoutTableRowGroup::column_count() const
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| {
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|     size_t table_column_count = 0;
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|     for_each_child_of_type<LayoutTableRow>([&](auto& row) {
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|         size_t row_column_count = 0;
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|         row.template for_each_child_of_type<LayoutTableCell>([&](auto& cell) {
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|             row_column_count += cell.colspan();
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|         });
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|         table_column_count = max(table_column_count, row_column_count);
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|     });
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|     return table_column_count;
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| }
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| 
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| void LayoutTableRowGroup::layout(LayoutMode)
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| {
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|     compute_width();
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| 
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|     auto column_count = this->column_count();
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|     Vector<float> column_widths;
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|     column_widths.resize(column_count);
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| 
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|     for_each_child_of_type<LayoutTableRow>([&](auto& row) {
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|         row.calculate_column_widths(column_widths);
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|     });
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| 
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|     float content_height = 0;
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| 
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|     for_each_child_of_type<LayoutTableRow>([&](auto& row) {
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|         row.set_offset(0, content_height);
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|         row.layout_row(column_widths);
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|         content_height += row.height();
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|     });
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| 
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|     set_height(content_height);
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| }
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| 
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| }
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