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LibWeb: Implement the "justifyCenter/Full/Left/Right" editing commands

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Jelle Raaijmakers 2025-01-10 15:25:35 +01:00 • committed by Andreas Kling
parent 1c3251e2d5
commit fbc0d40d2c
Notes: github-actions[bot] 2025-01-10 22:34:54 +00:00
12 changed files with 524 additions and 0 deletions
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11
Libraries/LibWeb/Editing/Internal/Algorithms.h
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@ -36,12 +36,21 @@ enum class SelectionsListState : u8 {
None,
};
// https://w3c.github.io/editing/docs/execCommand/#justify-the-selection
enum class JustifyAlignment : u8 {
Center,
Justify,
Left,
Right,
};
using Selection::Selection;
// Below algorithms are specified here:
// https://w3c.github.io/editing/docs/execCommand/#assorted-common-algorithms
GC::Ptr<DOM::Range> active_range(DOM::Document const&);
JustifyAlignment alignment_value_of_node(GC::Ptr<DOM::Node>);
void autolink(DOM::BoundaryPoint);
GC::Ref<DOM::Range> block_extend_a_range(GC::Ref<DOM::Range>);
GC::Ptr<DOM::Node> block_node_of_node(GC::Ref<DOM::Node>);
@ -85,6 +94,7 @@ bool is_simple_modifiable_element(GC::Ref<DOM::Node>);
bool is_single_line_container(GC::Ref<DOM::Node>);
bool is_visible_node(GC::Ref<DOM::Node>);
bool is_whitespace_node(GC::Ref<DOM::Node>);
void justify_the_selection(DOM::Document&, JustifyAlignment);
DOM::BoundaryPoint last_equivalent_point(DOM::BoundaryPoint);
String legacy_font_size(int);
void move_node_preserving_ranges(GC::Ref<DOM::Node>, GC::Ref<DOM::Node> new_parent, u32 new_index);
@ -121,6 +131,7 @@ CSSPixels font_size_to_pixel_size(StringView);
void for_each_node_effectively_contained_in_range(GC::Ptr<DOM::Range>, Function<TraversalDecision(GC::Ref<DOM::Node>)>);
bool has_visible_children(GC::Ref<DOM::Node>);
bool is_heading(FlyString const&);
String justify_alignment_to_string(JustifyAlignment);
Array<StringView, 7> named_font_sizes();
Optional<NonnullRefPtr<CSS::CSSStyleValue const>> property_in_style_attribute(GC::Ref<DOM::Element>, CSS::PropertyID);
Optional<CSS::Display> resolved_display(GC::Ref<DOM::Node>);