LibWeb/HTML: Stub TextTrack IDL interface

Author: https://github.com/jamierocks
Commit: 67e3ac8916
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/333
Reviewed-by: https://github.com/awesomekling

Userland/Libraries/LibWeb/HTML/TextTrack.cpp

@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2024, Jamie Mansfield <jmansfield@cadixdev.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibJS/Runtime/Realm.h>
+#include <LibWeb/Bindings/Intrinsics.h>
+#include <LibWeb/HTML/EventNames.h>
+#include <LibWeb/HTML/TextTrack.h>
+
+namespace Web::HTML {
+
+JS_DEFINE_ALLOCATOR(TextTrack);
+
+JS::NonnullGCPtr<TextTrack> TextTrack::create(JS::Realm& realm)
+{
+    return realm.heap().allocate<TextTrack>(realm, realm);
+}
+
+TextTrack::TextTrack(JS::Realm& realm)
+    : DOM::EventTarget(realm)
+{
+}
+
+TextTrack::~TextTrack() = default;
+
+void TextTrack::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    WEB_SET_PROTOTYPE_FOR_INTERFACE(TextTrack);
+}
+
+// https://html.spec.whatwg.org/multipage/media.html#dom-texttrack-kind
+Bindings::TextTrackKind TextTrack::kind()
+{
+    return m_kind;
+}
+
+void TextTrack::set_kind(Bindings::TextTrackKind kind)
+{
+    m_kind = kind;
+}
+
+// https://html.spec.whatwg.org/multipage/media.html#dom-texttrack-label
+String TextTrack::label()
+{
+    return m_label;
+}
+
+void TextTrack::set_label(String label)
+{
+    m_label = label;
+}
+
+// https://html.spec.whatwg.org/multipage/media.html#dom-texttrack-language
+String TextTrack::language()
+{
+    return m_language;
+}
+
+void TextTrack::set_language(String language)
+{
+    m_language = language;
+}
+
+// https://html.spec.whatwg.org/multipage/media.html#handler-texttrack-oncuechange
+void TextTrack::set_oncuechange(WebIDL::CallbackType* event_handler)
+{
+    set_event_handler_attribute(HTML::EventNames::cuechange, event_handler);
+}
+
+// https://html.spec.whatwg.org/multipage/media.html#handler-texttrack-oncuechange
+WebIDL::CallbackType* TextTrack::oncuechange()
+{
+    return event_handler_attribute(HTML::EventNames::cuechange);
+}
+
+Bindings::TextTrackKind text_track_kind_from_string(String value)
+{
+    // https://html.spec.whatwg.org/multipage/media.html#attr-track-kind
+
+    if (value.is_empty() || value.equals_ignoring_ascii_case("subtitles"sv)) {
+        return Bindings::TextTrackKind::Subtitles;
+    }
+    if (value.equals_ignoring_ascii_case("captions"sv)) {
+        return Bindings::TextTrackKind::Captions;
+    }
+    if (value.equals_ignoring_ascii_case("descriptions"sv)) {
+        return Bindings::TextTrackKind::Descriptions;
+    }
+    if (value.equals_ignoring_ascii_case("chapters"sv)) {
+        return Bindings::TextTrackKind::Chapters;
+    }
+    if (value.equals_ignoring_ascii_case("metadata"sv)) {
+        return Bindings::TextTrackKind::Metadata;
+    }
+
+    return Bindings::TextTrackKind::Metadata;
+}
+
+}