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LibWeb: Stub out a basic ResizeObserver interface
This patch establishes scaffolding for the ResizeObserver API.
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7 changed files with 121 additions and 1 deletions
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@ -233,6 +233,8 @@
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#include <LibWeb/Bindings/ProgressEventPrototype.h>
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#include <LibWeb/Bindings/RangeConstructor.h>
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#include <LibWeb/Bindings/RangePrototype.h>
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#include <LibWeb/Bindings/ResizeObserverConstructor.h>
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#include <LibWeb/Bindings/ResizeObserverPrototype.h>
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#include <LibWeb/Bindings/SVGElementConstructor.h>
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#include <LibWeb/Bindings/SVGElementPrototype.h>
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#include <LibWeb/Bindings/SVGGeometryElementConstructor.h>
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@ -395,6 +397,7 @@
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ADD_WINDOW_OBJECT_INTERFACE(ProcessingInstruction) \
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ADD_WINDOW_OBJECT_INTERFACE(ProgressEvent) \
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ADD_WINDOW_OBJECT_INTERFACE(Range) \
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ADD_WINDOW_OBJECT_INTERFACE(ResizeObserver) \
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ADD_WINDOW_OBJECT_INTERFACE(Screen) \
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ADD_WINDOW_OBJECT_INTERFACE(Selection) \
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ADD_WINDOW_OBJECT_INTERFACE(ShadowRoot) \
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@ -244,6 +244,7 @@ set(SOURCES
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Painting/ShadowPainting.cpp
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Painting/StackingContext.cpp
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RequestIdleCallback/IdleDeadline.cpp
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ResizeObserver/ResizeObserver.cpp
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SVG/AttributeNames.cpp
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SVG/SVGElement.cpp
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SVG/SVGGElement.cpp
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@ -472,6 +473,7 @@ libweb_js_wrapper(HTML/WebSocket)
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libweb_js_wrapper(HighResolutionTime/Performance)
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libweb_js_wrapper(NavigationTiming/PerformanceTiming)
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libweb_js_wrapper(RequestIdleCallback/IdleDeadline)
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libweb_js_wrapper(ResizeObserver/ResizeObserver)
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libweb_js_wrapper(SVG/SVGElement)
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libweb_js_wrapper(SVG/SVGGeometryElement)
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libweb_js_wrapper(SVG/SVGGraphicsElement)
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@ -211,6 +211,10 @@ namespace Web::RequestIdleCallback {
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class IdleDeadline;
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}
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namespace Web::ResizeObserver {
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class ResizeObserver;
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}
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namespace Web::SVG {
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class SVGElement;
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class SVGGeometryElement;
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@ -396,6 +400,7 @@ class PerformanceTimingWrapper;
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class PerformanceWrapper;
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class ProcessingInstructionWrapper;
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class ProgressEventWrapper;
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class ResizeObserverWrapper;
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class ScreenWrapper;
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class ScriptExecutionContext;
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class SubmitEventWrapper;
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42
Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp
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42
Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp
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@ -0,0 +1,42 @@
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/*
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* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/DOM/Element.h>
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#include <LibWeb/ResizeObserver/ResizeObserver.h>
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namespace Web::ResizeObserver {
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// https://drafts.csswg.org/resize-observer/#dom-resizeobserver-resizeobserver
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NonnullRefPtr<ResizeObserver> ResizeObserver::create_with_global_object(JS::GlobalObject& global_object, JS::Value callback)
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{
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// FIXME: Implement
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(void)global_object;
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(void)callback;
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return adopt_ref(*new ResizeObserver);
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}
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// https://drafts.csswg.org/resize-observer/#dom-resizeobserver-observe
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void ResizeObserver::observe(DOM::Element& target, ResizeObserverOptions options)
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{
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// FIXME: Implement
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(void)target;
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(void)options;
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}
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// https://drafts.csswg.org/resize-observer/#dom-resizeobserver-unobserve
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void ResizeObserver::unobserve(DOM::Element& target)
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{
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// FIXME: Implement
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(void)target;
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}
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// https://drafts.csswg.org/resize-observer/#dom-resizeobserver-disconnect
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void ResizeObserver::disconnect()
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{
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// FIXME: Implement
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}
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}
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33
Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h
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33
Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h
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/*
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* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/NonnullRefPtr.h>
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#include <AK/RefCounted.h>
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#include <LibWeb/Bindings/Wrappable.h>
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namespace Web::ResizeObserver {
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struct ResizeObserverOptions {
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String box;
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};
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// https://drafts.csswg.org/resize-observer/#resize-observer-interface
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class ResizeObserver
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: public RefCounted<ResizeObserver>
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, public Bindings::Wrappable {
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public:
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using WrapperType = Bindings::ResizeObserverWrapper;
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static NonnullRefPtr<ResizeObserver> create_with_global_object(JS::GlobalObject&, JS::Value callback);
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void observe(DOM::Element& target, ResizeObserverOptions);
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void unobserve(DOM::Element& target);
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void disconnect();
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};
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}
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17
Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.idl
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17
Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.idl
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[Exposed=(Window)]
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interface ResizeObserver {
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// FIXME: This should be a ResizeObserverCallback.
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constructor(any callback);
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undefined observe(Element target, optional ResizeObserverOptions options = {});
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undefined unobserve(Element target);
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undefined disconnect();
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};
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dictionary ResizeObserverOptions {
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// FIXME: This should be an enum.
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DOMString box = "content-box";
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};
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