RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 06:17:35 +00:00
Code Issues Activity Actions

LibWeb: Add spec comments to ImageConstructor::construct()

Browse source
This commit is contained in:
Igor Pissolati 2022-04-03 21:58:03 -03:00 • committed by Linus Groh
parent 5bb0b6ba7a
commit 6c78e19616
1 changed files with 6 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

6
Userland/Libraries/LibWeb/Bindings/ImageConstructor.cpp
View file

@ -37,20 +37,26 @@ JS::ThrowCompletionOr<JS::Value> ImageConstructor::call()
// https://html.spec.whatwg.org/multipage/embedded-content.html#dom-image // https://html.spec.whatwg.org/multipage/embedded-content.html#dom-image
JS::ThrowCompletionOr<JS::Object*> ImageConstructor::construct(FunctionObject&) JS::ThrowCompletionOr<JS::Object*> ImageConstructor::construct(FunctionObject&)
{ {
// 1. Let document be the current global object's associated Document.
auto& window = static_cast<WindowObject&>(global_object()); auto& window = static_cast<WindowObject&>(global_object());
auto& document = window.impl().associated_document(); auto& document = window.impl().associated_document();
// 2. Let img be the result of creating an element given document, img, and the HTML namespace.
auto image_element = DOM::create_element(document, HTML::TagNames::img, Namespace::HTML); auto image_element = DOM::create_element(document, HTML::TagNames::img, Namespace::HTML);
// 3. If width is given, then set an attribute value for img using "width" and width.
if (vm().argument_count() > 0) { if (vm().argument_count() > 0) {
u32 width = TRY(vm().argument(0).to_u32(global_object())); u32 width = TRY(vm().argument(0).to_u32(global_object()));
image_element->set_attribute(HTML::AttributeNames::width, String::formatted("{}", width)); image_element->set_attribute(HTML::AttributeNames::width, String::formatted("{}", width));
} }
// 4. If height is given, then set an attribute value for img using "height" and height.
if (vm().argument_count() > 1) { if (vm().argument_count() > 1) {
u32 height = TRY(vm().argument(1).to_u32(global_object())); u32 height = TRY(vm().argument(1).to_u32(global_object()));
image_element->set_attribute(HTML::AttributeNames::height, String::formatted("{}", height)); image_element->set_attribute(HTML::AttributeNames::height, String::formatted("{}", height));
} }
// 5. Return img.
return wrap(global_object(), image_element); return wrap(global_object(), image_element);
} }