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-rw-r--r--dom/html/HTMLOutputElement.h103
1 files changed, 103 insertions, 0 deletions
diff --git a/dom/html/HTMLOutputElement.h b/dom/html/HTMLOutputElement.h
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+++ b/dom/html/HTMLOutputElement.h
@@ -0,0 +1,103 @@
+/* -*- 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/. */
+
+#ifndef mozilla_dom_HTMLOutputElement_h
+#define mozilla_dom_HTMLOutputElement_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/ConstraintValidation.h"
+#include "nsGenericHTMLElement.h"
+#include "nsStubMutationObserver.h"
+
+namespace mozilla::dom {
+
+class FormData;
+
+class HTMLOutputElement final : public nsGenericHTMLFormControlElement,
+ public nsStubMutationObserver,
+ public ConstraintValidation {
+ public:
+ using ConstraintValidation::GetValidationMessage;
+
+ explicit HTMLOutputElement(
+ already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
+ FromParser aFromParser = NOT_FROM_PARSER);
+
+ // nsISupports
+ NS_DECL_ISUPPORTS_INHERITED
+
+ // nsIFormControl
+ NS_IMETHOD Reset() override;
+ // The output element is not submittable.
+ NS_IMETHOD SubmitNamesValues(FormData* aFormData) override { return NS_OK; }
+
+ nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
+
+ virtual bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
+ const nsAString& aValue,
+ nsIPrincipal* aMaybeScriptedPrincipal,
+ nsAttrValue& aResult) override;
+
+ virtual void DoneAddingChildren(bool aHaveNotified) override;
+
+ virtual nsresult BindToTree(BindContext&, nsINode& aParent) override;
+
+ // This function is called when a callback function from nsIMutationObserver
+ // has to be used to update the defaultValue attribute.
+ void DescendantsChanged();
+
+ // nsIMutationObserver
+ NS_DECL_NSIMUTATIONOBSERVER_CHARACTERDATACHANGED
+ NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
+ NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
+ NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
+
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLOutputElement,
+ nsGenericHTMLFormControlElement)
+
+ virtual JSObject* WrapNode(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ // WebIDL
+ nsDOMTokenList* HtmlFor();
+
+ void GetName(nsAString& aName) { GetHTMLAttr(nsGkAtoms::name, aName); }
+
+ void SetName(const nsAString& aName, ErrorResult& aRv) {
+ SetHTMLAttr(nsGkAtoms::name, aName, aRv);
+ }
+
+ void GetType(nsAString& aType) { aType.AssignLiteral("output"); }
+
+ void GetDefaultValue(nsAString& aDefaultValue) {
+ aDefaultValue = mDefaultValue;
+ }
+
+ void SetDefaultValue(const nsAString& aDefaultValue, ErrorResult& aRv);
+
+ void GetValue(nsAString& aValue) const;
+ void SetValue(const nsAString& aValue, ErrorResult& aRv);
+
+ // nsIConstraintValidation::WillValidate is fine.
+ // nsIConstraintValidation::Validity() is fine.
+ // nsIConstraintValidation::GetValidationMessage() is fine.
+ // nsIConstraintValidation::CheckValidity() is fine.
+ void SetCustomValidity(const nsAString& aError);
+
+ protected:
+ virtual ~HTMLOutputElement();
+
+ enum ValueModeFlag { eModeDefault, eModeValue };
+
+ ValueModeFlag mValueModeFlag;
+ bool mIsDoneAddingChildren;
+ nsString mDefaultValue;
+ RefPtr<nsDOMTokenList> mTokenList;
+};
+
+} // namespace mozilla::dom
+
+#endif // mozilla_dom_HTMLOutputElement_h