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LibWeb: Exclude borders from width available for table columns

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Fix table box width calculation to minus horizonal borders from space
available for columns.
This commit is contained in:
Aliaksandr Kalenik 2023-04-29 16:27:21 +03:00 • committed by Andreas Kling
parent a04316403e
commit e54ee7de96
5 changed files with 33 additions and 10 deletions
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12
Tests/LibWeb/Layout/expected/css-pseudo-element-should-not-be-affected-by-presentational-hints.txt
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@ -1,12 +1,12 @@
Viewport <#document> at (0,0) content-size 800x600 children: not-inline Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer <html> at (1,1) content-size 798x120 children: not-inline BlockContainer <html> at (1,1) content-size 798x120 children: not-inline
BlockContainer <body> at (10,10) content-size 780x102 children: not-inline BlockContainer <body> at (10,10) content-size 780x102 children: not-inline
TableWrapper <(anonymous)> at (10,10) content-size 104x102 children: not-inline TableWrapper <(anonymous)> at (10,10) content-size 102x102 children: not-inline
TableBox <table> at (11,11) content-size 104x100 children: not-inline TableBox <table> at (11,11) content-size 102x100 children: not-inline
TableRowGroupBox <tbody> at (11,11) content-size 104x100 children: not-inline TableRowGroupBox <tbody> at (11,11) content-size 102x100 children: not-inline
TableRowBox <tr> at (11,11) content-size 104x100 children: not-inline TableRowBox <tr> at (11,11) content-size 102x100 children: not-inline
TableCellBox <td> at (13,49.082031) content-size 100x23.835937 children: not-inline TableCellBox <td> at (13,49.082031) content-size 98x23.835937 children: not-inline
BlockContainer <(anonymous)> at (14,50.082031) content-size 98x21.835937 children: inline BlockContainer <(anonymous)> at (14,50.082031) content-size 96x21.835937 children: inline
line 0 width: 0, height: 21.835937, bottom: 21.835937, baseline: 16.914062 line 0 width: 0, height: 21.835937, bottom: 21.835937, baseline: 16.914062
frag 0 from TextNode start: 0, length: 0, rect: [14,50.082031 0x21.835937] frag 0 from TextNode start: 0, length: 0, rect: [14,50.082031 0x21.835937]
"" ""

4
Tests/LibWeb/Layout/expected/table/borders.txt
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@ -1,8 +1,8 @@
Viewport <#document> at (0,0) content-size 800x600 children: not-inline Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer <html> at (0,0) content-size 800x293.625 children: not-inline BlockContainer <html> at (0,0) content-size 800x293.625 children: not-inline
BlockContainer <body> at (8,8) content-size 784x277.625 children: not-inline BlockContainer <body> at (8,8) content-size 784x277.625 children: not-inline
TableWrapper <(anonymous)> at (8,8) content-size 166.296875x66.40625 children: not-inline TableWrapper <(anonymous)> at (8,8) content-size 164.296875x66.40625 children: not-inline
TableBox <table.table-border-black> at (9,9) content-size 166.296875x64.40625 children: not-inline TableBox <table.table-border-black> at (9,9) content-size 164.296875x64.40625 children: not-inline
BlockContainer <(anonymous)> at (8,8) content-size 0x0 children: inline BlockContainer <(anonymous)> at (8,8) content-size 0x0 children: inline
TextNode <#text> TextNode <#text>
TableRowGroupBox <tbody> at (9,9) content-size 166.296875x64.40625 children: not-inline TableRowGroupBox <tbody> at (9,9) content-size 166.296875x64.40625 children: not-inline

8
Tests/LibWeb/Layout/expected/table/table-width.txt Normal file
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@ -0,0 +1,8 @@
Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer <html> at (0,0) content-size 800x226 children: not-inline
BlockContainer <body> at (8,8) content-size 784x210 children: not-inline
TableWrapper <(anonymous)> at (8,8) content-size 584x210 children: not-inline
TableBox <table.table> at (108,108) content-size 584x10 children: not-inline
TableRowGroupBox <tbody> at (108,108) content-size 584x10 children: not-inline
TableRowBox <tr> at (108,108) content-size 584x10 children: not-inline
TableCellBox <td.cell> at (109,113) content-size 582x0 children: not-inline

11
Tests/LibWeb/Layout/input/table/table-width.html Normal file
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@ -0,0 +1,11 @@
<style>
.table {
width: 100%;
border: 100px solid black;
}
.cell {
height: 10px;
background-color: orange;
}
</style><table class="table"><tr><td class="cell"></td></tr></table>

8
Userland/Libraries/LibWeb/Layout/TableFormattingContext.cpp
View file

@ -206,6 +206,8 @@ void TableFormattingContext::compute_table_measures()
void TableFormattingContext::compute_table_width() void TableFormattingContext::compute_table_width()
{ {
// https://drafts.csswg.org/css-tables-3/#computing-the-table-width
auto& table_box_state = m_state.get_mutable(table_box()); auto& table_box_state = m_state.get_mutable(table_box());
auto& computed_values = table_box().computed_values(); auto& computed_values = table_box().computed_values();
@ -239,7 +241,6 @@ void TableFormattingContext::compute_table_width()
// If the table-root has 'width: auto', the used width is the greater of // If the table-root has 'width: auto', the used width is the greater of
// min(GRIDMAX, the table’s containing block width), the used min-width of the table. // min(GRIDMAX, the table’s containing block width), the used min-width of the table.
used_width = max(min(grid_max, width_of_table_containing_block), used_min_width); used_width = max(min(grid_max, width_of_table_containing_block), used_min_width);
table_box_state.set_content_width(used_width);
} else { } else {
// If the table-root’s width property has a computed value (resolving to // If the table-root’s width property has a computed value (resolving to
// resolved-table-width) other than auto, the used width is the greater // resolved-table-width) other than auto, the used width is the greater
@ -248,8 +249,11 @@ void TableFormattingContext::compute_table_width()
used_width = max(resolved_table_width, used_min_width); used_width = max(resolved_table_width, used_min_width);
if (!computed_values.max_width().is_none()) if (!computed_values.max_width().is_none())
used_width = min(used_width, computed_values.max_width().resolved(table_box(), CSS::Length::make_px(width_of_table_containing_block)).to_px(table_box())); used_width = min(used_width, computed_values.max_width().resolved(table_box(), CSS::Length::make_px(width_of_table_containing_block)).to_px(table_box()));
table_box_state.set_content_width(used_width);
} }
// The assignable table width is the used width of the table minus the total horizontal border spacing (if any).
// This is the width that we will be able to allocate to the columns.
table_box_state.set_content_width(used_width - table_box_state.border_left - table_box_state.border_right);
} }
void TableFormattingContext::distribute_width_to_columns() void TableFormattingContext::distribute_width_to_columns()