summaryrefslogtreecommitdiffstats
path: root/dom/animation/CSSPseudoElement.h
diff options
context:
space:
mode:
Diffstat (limited to 'dom/animation/CSSPseudoElement.h')
-rw-r--r--dom/animation/CSSPseudoElement.h91
1 files changed, 91 insertions, 0 deletions
diff --git a/dom/animation/CSSPseudoElement.h b/dom/animation/CSSPseudoElement.h
new file mode 100644
index 000000000..00445cc60
--- /dev/null
+++ b/dom/animation/CSSPseudoElement.h
@@ -0,0 +1,91 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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/. */
+
+#ifndef mozilla_dom_CSSPseudoElement_h
+#define mozilla_dom_CSSPseudoElement_h
+
+#include "js/TypeDecls.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/ErrorResult.h"
+#include "mozilla/dom/BindingDeclarations.h"
+#include "mozilla/dom/Element.h"
+#include "mozilla/RefPtr.h"
+#include "nsCSSPseudoElements.h"
+#include "nsWrapperCache.h"
+
+namespace mozilla {
+namespace dom {
+
+class Animation;
+class Element;
+class UnrestrictedDoubleOrKeyframeAnimationOptions;
+
+class CSSPseudoElement final : public nsWrapperCache
+{
+public:
+ NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(CSSPseudoElement)
+ NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(CSSPseudoElement)
+
+protected:
+ virtual ~CSSPseudoElement();
+
+public:
+ ParentObject GetParentObject() const;
+
+ virtual JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ CSSPseudoElementType GetType() const { return mPseudoType; }
+ void GetType(nsString& aRetVal) const
+ {
+ MOZ_ASSERT(nsCSSPseudoElements::GetPseudoAtom(mPseudoType),
+ "All pseudo-types allowed by this class should have a"
+ " corresponding atom");
+ // Our atoms use one colon and we would like to return two colons syntax
+ // for the returned pseudo type string, so serialize this to the
+ // non-deprecated two colon syntax.
+ aRetVal.Assign(char16_t(':'));
+ aRetVal.Append(
+ nsDependentAtomString(nsCSSPseudoElements::GetPseudoAtom(mPseudoType)));
+ }
+ already_AddRefed<Element> ParentElement() const
+ {
+ RefPtr<Element> retVal(mParentElement);
+ return retVal.forget();
+ }
+
+ void GetAnimations(const AnimationFilter& filter,
+ nsTArray<RefPtr<Animation>>& aRetVal);
+ already_AddRefed<Animation>
+ Animate(JSContext* aContext,
+ JS::Handle<JSObject*> aKeyframes,
+ const UnrestrictedDoubleOrKeyframeAnimationOptions& aOptions,
+ ErrorResult& aError);
+
+ // Given an element:pseudoType pair, returns the CSSPseudoElement stored as a
+ // property on |aElement|. If there is no CSSPseudoElement for the specified
+ // pseudo-type on element, a new CSSPseudoElement will be created and stored
+ // on the element.
+ static already_AddRefed<CSSPseudoElement>
+ GetCSSPseudoElement(Element* aElement, CSSPseudoElementType aType);
+
+private:
+ // Only ::before and ::after are supported.
+ CSSPseudoElement(Element* aElement, CSSPseudoElementType aType);
+
+ static nsIAtom* GetCSSPseudoElementPropertyAtom(CSSPseudoElementType aType);
+
+ // mParentElement needs to be an owning reference since if script is holding
+ // on to the pseudo-element, it needs to continue to be able to refer to
+ // the parent element.
+ RefPtr<Element> mParentElement;
+ CSSPseudoElementType mPseudoType;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_CSSPseudoElement_h