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LibWeb: Only forward scroll requests for the top-level browsing context

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We don't want to scroll the whole web view just because some iframe is
asking to be scrolled.
This commit is contained in:
Andreas Kling 2023-05-27 17:07:08 +02:00
parent 58d3322b0e
commit fdbdc4d5ff
3 changed files with 22 additions and 12 deletions
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3
Userland/Libraries/LibWeb/Page/EventHandler.cpp
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@ -193,7 +193,8 @@ bool EventHandler::handle_mousewheel(CSSPixelPoint position, unsigned button, un
auto offset = compute_mouse_event_offset(position, *layout_node);
if (node->dispatch_event(UIEvents::WheelEvent::create_from_platform_event(node->realm(), UIEvents::EventNames::wheel, offset.x(), offset.y(), position.x(), position.y(), wheel_delta_x, wheel_delta_y, buttons, button).release_value_but_fixme_should_propagate_errors())) {
if (auto* page = m_browsing_context->page()) {
page->client().page_did_request_scroll(wheel_delta_x * 20, wheel_delta_y * 20);
if (m_browsing_context == &page->top_level_browsing_context())
page->client().page_did_request_scroll(wheel_delta_x * 20, wheel_delta_y * 20);
}
}