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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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1
Userland/Libraries/LibWeb/DOM/EventHandler.idl
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@ -70,6 +70,7 @@ interface mixin GlobalEventHandlers {
attribute EventHandler onseeked;
attribute EventHandler onseeking;
attribute EventHandler onselect;
attribute EventHandler onselectionchange;
attribute EventHandler onslotchange;
attribute EventHandler onstalled;
attribute EventHandler onsubmit;

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

1
Userland/Libraries/LibWeb/HTML/AttributeNames.h
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@ -180,6 +180,7 @@ namespace AttributeNames {
__ENUMERATE_HTML_ATTRIBUTE(onseeked) \
__ENUMERATE_HTML_ATTRIBUTE(onseeking) \
__ENUMERATE_HTML_ATTRIBUTE(onselect) \
__ENUMERATE_HTML_ATTRIBUTE(onselectionchange) \
__ENUMERATE_HTML_ATTRIBUTE(onslotchange) \
__ENUMERATE_HTML_ATTRIBUTE(onstalled) \
__ENUMERATE_HTML_ATTRIBUTE(onstorage) \

1
Userland/Libraries/LibWeb/HTML/EventNames.h
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@ -88,6 +88,7 @@ namespace Web::HTML::EventNames {
__ENUMERATE_HTML_EVENT(scroll) \
__ENUMERATE_HTML_EVENT(scrollend) \
__ENUMERATE_HTML_EVENT(securitypolicyviolation) \
__ENUMERATE_HTML_EVENT(selectionchange) \
__ENUMERATE_HTML_EVENT(seeked) \
__ENUMERATE_HTML_EVENT(seeking) \
__ENUMERATE_HTML_EVENT(select) \

1
Userland/Libraries/LibWeb/HTML/GlobalEventHandlers.h
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@ -63,6 +63,7 @@
E(onseeked, HTML::EventNames::seeked) \
E(onseeking, HTML::EventNames::seeking) \
E(onselect, HTML::EventNames::select) \
E(onselectionchange, HTML::EventNames::selectionchange) \
E(onslotchange, HTML::EventNames::slotchange) \
E(onstalled, HTML::EventNames::stalled) \
E(onsubmit, HTML::EventNames::submit) \