50 lines
1.8 KiB
C++
50 lines
1.8 KiB
C++
|
/*
|
||
|
|
* Copyright (c) 2026-present, the Ladybird developers
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <LibWeb/CSS/CSSStyleSheet.h>
|
||
|
|
#include <LibWeb/CSS/Invalidation/MediaQueryInvalidator.h>
|
||
|
|
#include <LibWeb/CSS/StyleScope.h>
|
||
|
|
#include <LibWeb/CSS/StyleSheetInvalidation.h>
|
||
|
|
#include <LibWeb/DOM/Document.h>
|
||
|
|
#include <LibWeb/DOM/ShadowRoot.h>
|
||
|
|
#include <LibWeb/DOM/StyleInvalidationReason.h>
|
||
|
|
|
||
|
|
namespace Web::CSS::Invalidation {
|
||
|
|
|
||
|
|
void evaluate_media_rules_and_invalidate_style(DOM::Document& document)
|
||
|
|
{
|
||
|
|
bool document_media_queries_changed_match_state = false;
|
||
|
|
document.style_scope().for_each_active_css_style_sheet([&](CSS::CSSStyleSheet& style_sheet) {
|
||
|
|
if (style_sheet.evaluate_media_queries(document))
|
||
|
|
document_media_queries_changed_match_state = true;
|
||
|
|
});
|
||
|
|
|
||
|
|
document.for_each_shadow_root([&](auto& shadow_root) {
|
||
|
|
bool shadow_root_media_queries_changed_match_state = false;
|
||
|
|
shadow_root.style_scope().for_each_active_css_style_sheet([&](CSS::CSSStyleSheet& style_sheet) {
|
||
|
|
if (style_sheet.evaluate_media_queries(document))
|
||
|
|
shadow_root_media_queries_changed_match_state = true;
|
||
|
|
});
|
||
|
|
|
||
|
|
if (!shadow_root_media_queries_changed_match_state)
|
||
|
|
return;
|
||
|
|
|
||
|
|
shadow_root.style_scope().invalidate_rule_cache();
|
||
|
|
shadow_root.invalidate_style(DOM::StyleInvalidationReason::MediaQueryChangedMatchState);
|
||
|
|
CSS::invalidate_assigned_elements_for_dirty_slots(shadow_root);
|
||
|
|
|
||
|
|
if (auto* host = shadow_root.host())
|
||
|
|
host->root().invalidate_style(DOM::StyleInvalidationReason::MediaQueryChangedMatchState);
|
||
|
|
});
|
||
|
|
|
||
|
|
if (document_media_queries_changed_match_state) {
|
||
|
|
document.style_scope().invalidate_rule_cache();
|
||
|
|
document.invalidate_style(DOM::StyleInvalidationReason::MediaQueryChangedMatchState);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|