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-rw-r--r--layout/style/CSS.cpp63
1 files changed, 63 insertions, 0 deletions
diff --git a/layout/style/CSS.cpp b/layout/style/CSS.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* DOM object holding utility CSS functions */
+
+#include "CSS.h"
+
+#include "mozilla/dom/BindingDeclarations.h"
+#include "mozilla/dom/HighlightRegistry.h"
+#include "mozilla/ServoBindings.h"
+#include "nsGlobalWindow.h"
+#include "mozilla/dom/Document.h"
+#include "nsStyleUtil.h"
+#include "xpcpublic.h"
+
+namespace mozilla {
+namespace dom {
+
+/* static */
+bool CSS::Supports(const GlobalObject&, const nsACString& aProperty,
+ const nsACString& aValue) {
+ return Servo_CSSSupports2(&aProperty, &aValue);
+}
+
+/* static */
+bool CSS::Supports(const GlobalObject&, const nsACString& aCondition) {
+ return Servo_CSSSupports(&aCondition, /* ua = */ false, /* chrome = */ false,
+ /* quirks = */ false);
+}
+
+/* static */
+void CSS::Escape(const GlobalObject&, const nsAString& aIdent,
+ nsAString& aReturn) {
+ nsStyleUtil::AppendEscapedCSSIdent(aIdent, aReturn);
+}
+
+/* static */
+HighlightRegistry* CSS::GetHighlights(const GlobalObject& aGlobal,
+ ErrorResult& aRv) {
+ nsCOMPtr<nsPIDOMWindowInner> window =
+ do_QueryInterface(aGlobal.GetAsSupports());
+ if (!window) {
+ aRv.ThrowUnknownError(
+ "There is no window associated to "
+ "this highlight registry object!");
+ return nullptr;
+ }
+
+ Document* doc = window->GetExtantDoc();
+ if (!doc) {
+ aRv.ThrowUnknownError(
+ "There is no document associated to "
+ "this highlight registry object!");
+ return nullptr;
+ }
+ return &doc->HighlightRegistry();
+}
+
+} // namespace dom
+} // namespace mozilla