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LibWeb: Emit "selectionchange" event on document

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Aliaksandr Kalenik 2024-02-25 04:20:37 +01:00 • committed by Andreas Kling
parent 9ce8189f21
commit cd7b5b18e4
7 changed files with 71 additions and 0 deletions
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15
Userland/Libraries/LibWeb/DOM/Range.cpp
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@ -12,6 +12,7 @@
#include <LibWeb/DOM/DocumentFragment.h>
#include <LibWeb/DOM/DocumentType.h>
#include <LibWeb/DOM/ElementFactory.h>
#include <LibWeb/DOM/Event.h>
#include <LibWeb/DOM/Node.h>
#include <LibWeb/DOM/ProcessingInstruction.h>
#include <LibWeb/DOM/Range.h>
@ -100,6 +101,20 @@ void Range::update_associated_selection()
layout_root->recompute_selection_states();
layout_root->paintable()->set_needs_display();
}
// https://w3c.github.io/selection-api/#selectionchange-event
// When the selection is dissociated with its range, associated with a new range or the associated range's boundary
// point is mutated either by the user or the content script, the user agent must queue a task on the user interaction
// task source to fire an event named selectionchange, which does not bubble and is not cancelable, at the document
// associated with the selection.
auto document = m_associated_selection->document();
queue_global_task(HTML::Task::Source::UserInteraction, relevant_global_object(*document), [document] {
EventInit event_init;
event_init.bubbles = false;
event_init.cancelable = false;
auto event = DOM::Event::create(document->realm(), HTML::EventNames::selectionchange, event_init);
document->dispatch_event(event);
});
}
// https://dom.spec.whatwg.org/#concept-range-root