/* -*- 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_HTMLButtonElement_h

#define mozilla_dom_HTMLButtonElement_h

#include "mozilla/Attributes.h"

#include "nsGenericHTMLElement.h"

#include "nsIConstraintValidation.h"

namespace mozilla {

class EventChainPostVisitor;

class EventChainPreVisitor;

namespace dom {

class HTMLButtonElement final : public nsGenericHTMLFormElementWithState,

                                public nsIConstraintValidation

{

public:

  using nsIConstraintValidation::GetValidationMessage;

  explicit HTMLButtonElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,

                             FromParser aFromParser = NOT_FROM_PARSER);

  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLButtonElement,

                                           nsGenericHTMLFormElementWithState)

  // nsISupports

  NS_DECL_ISUPPORTS_INHERITED

  virtual int32_t TabIndexDefault() override;

  NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLButtonElement, button)

  // Element

  virtual bool IsInteractiveHTMLContent(bool aIgnoreTabindex) const override

  {

    return true;

  }

  // overriden nsIFormControl methods

  NS_IMETHOD Reset() override;

  NS_IMETHOD SubmitNamesValues(HTMLFormSubmission* aFormSubmission) override;

  NS_IMETHOD SaveState() override;

  bool RestoreState(PresState* aState) override;

  virtual bool IsDisabledForEvents(EventMessage aMessage) override;

  virtual void FieldSetDisabledChanged(bool aNotify) override;

  // EventTarget

  void GetEventTargetParent(EventChainPreVisitor& aVisitor) override;

  virtual nsresult PostHandleEvent(

                     EventChainPostVisitor& aVisitor) override;

  // nsINode

  virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;

  virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;

  // nsIContent

  virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,

                              nsIContent* aBindingParent) override;

  virtual void UnbindFromTree(bool aDeep = true,

                              bool aNullParent = true) override;

  virtual void DoneCreatingElement() override;

  void UpdateBarredFromConstraintValidation();

  // Element

  EventStates IntrinsicState() const override;

  /**

   * Called when an attribute is about to be changed

   */

  virtual nsresult BeforeSetAttr(int32_t aNameSpaceID, nsAtom* aName,

                                 const nsAttrValueOrString* aValue,

                                 bool aNotify) override;

  /**

   * Called when an attribute has just been changed

   */

  virtual nsresult AfterSetAttr(int32_t aNamespaceID, nsAtom* aName,

                                const nsAttrValue* aValue,

                                const nsAttrValue* aOldValue,

                                nsIPrincipal* aSubjectPrincipal,

                                bool aNotify) override;

  virtual bool ParseAttribute(int32_t aNamespaceID,

                              nsAtom* aAttribute,

                              const nsAString& aValue,

                              nsIPrincipal* aMaybeScriptedPrincipal,

                              nsAttrValue& aResult) override;

  // nsGenericHTMLElement

  virtual bool IsHTMLFocusable(bool aWithMouse,

                               bool* aIsFocusable,

                               int32_t* aTabIndex) override;

  // WebIDL

  bool Autofocus() const

  {

    return GetBoolAttr(nsGkAtoms::autofocus);

  }

  void SetAutofocus(bool aAutofocus, ErrorResult& aError)

  {

    SetHTMLBoolAttr(nsGkAtoms::autofocus, aAutofocus, aError);

  }

  bool Disabled() const

  {

    return GetBoolAttr(nsGkAtoms::disabled);

  }

  void SetDisabled(bool aDisabled, ErrorResult& aError)

  {

    SetHTMLBoolAttr(nsGkAtoms::disabled, aDisabled, aError);

  }

  // nsGenericHTMLFormElement::GetForm is fine.

  using nsGenericHTMLFormElement::GetForm;

  // GetFormAction implemented in superclass

  void SetFormAction(const nsAString& aFormAction, ErrorResult& aRv)

  {

    SetHTMLAttr(nsGkAtoms::formaction, aFormAction, aRv);

  }

  void GetFormEnctype(nsAString& aFormEncType);

  void SetFormEnctype(const nsAString& aFormEnctype, ErrorResult& aRv)

  {

    SetHTMLAttr(nsGkAtoms::formenctype, aFormEnctype, aRv);

  }

  void GetFormMethod(nsAString& aFormMethod);

  void SetFormMethod(const nsAString& aFormMethod, ErrorResult& aRv)

  {

    SetHTMLAttr(nsGkAtoms::formmethod, aFormMethod, aRv);

  }

  bool FormNoValidate() const

  {

    return GetBoolAttr(nsGkAtoms::formnovalidate);

  }

  void SetFormNoValidate(bool aFormNoValidate, ErrorResult& aError)

  {

    SetHTMLBoolAttr(nsGkAtoms::formnovalidate, aFormNoValidate, aError);

  }

  void GetFormTarget(DOMString& aFormTarget)

  {

    GetHTMLAttr(nsGkAtoms::formtarget, aFormTarget);

  }

  void SetFormTarget(const nsAString& aFormTarget, ErrorResult& aRv)

  {

    SetHTMLAttr(nsGkAtoms::formtarget, aFormTarget, aRv);

  }

  void GetName(DOMString& aName)

  {

    GetHTMLAttr(nsGkAtoms::name, aName);

  }

  void SetName(const nsAString& aName, ErrorResult& aRv)

  {

    SetHTMLAttr(nsGkAtoms::name, aName, aRv);

  }

  void GetType(nsAString& aType);

  void SetType(const nsAString& aType, ErrorResult& aRv)

  {

    SetHTMLAttr(nsGkAtoms::type, aType, aRv);

  }

  void GetValue(DOMString& aValue)

  {

    GetHTMLAttr(nsGkAtoms::value, aValue);

  }

  void SetValue(const nsAString& aValue, ErrorResult& aRv)

  {

    SetHTMLAttr(nsGkAtoms::value, aValue, aRv);

  }

  // Override SetCustomValidity so we update our state properly when it's called

  // via bindings.

  void SetCustomValidity(const nsAString& aError);

protected:

  virtual ~HTMLButtonElement();

  bool mDisabledChanged;

  bool mInInternalActivate;

  bool mInhibitStateRestoration;

};

} // namespace dom

} // namespace mozilla

#endif // mozilla_dom_HTMLButtonElement_h