forked from mirrors/gecko-dev
		
	 6407f13ce3
			
		
	
	
		6407f13ce3
		
	
	
	
	
		
			
			This argument is set to true everywhere, and soon HTML will no longer consider tabindex for interactive content: https://github.com/whatwg/html/pull/5457. Differential Revision: https://phabricator.services.mozilla.com/D72568
		
			
				
	
	
		
			231 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			231 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| /* vim: set ts=8 sts=2 et sw=2 tw=80: */
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| /* This Source Code Form is subject to the terms of the Mozilla Public
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|  * License, v. 2.0. If a copy of the MPL was not distributed with this
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|  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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| 
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| #ifndef mozilla_dom_HTMLObjectElement_h
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| #define mozilla_dom_HTMLObjectElement_h
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| 
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| #include "mozilla/Attributes.h"
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| #include "nsGenericHTMLElement.h"
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| #include "nsObjectLoadingContent.h"
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| #include "nsIConstraintValidation.h"
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| 
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| namespace mozilla {
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| namespace dom {
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| 
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| class HTMLFormSubmission;
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| template <typename T>
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| struct Nullable;
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| class WindowProxyHolder;
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| 
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| class HTMLObjectElement final : public nsGenericHTMLFormElement,
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|                                 public nsObjectLoadingContent,
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|                                 public nsIConstraintValidation {
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|  public:
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|   explicit HTMLObjectElement(
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|       already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
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|       FromParser aFromParser = NOT_FROM_PARSER);
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| 
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|   // nsISupports
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|   NS_DECL_ISUPPORTS_INHERITED
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| 
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|   NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLObjectElement, object)
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|   virtual int32_t TabIndexDefault() override;
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| 
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| #ifdef XP_MACOSX
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|   // EventTarget
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|   NS_IMETHOD PostHandleEvent(EventChainPostVisitor& aVisitor) override;
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|   // Helper methods
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|   static void OnFocusBlurPlugin(Element* aElement, bool aFocus);
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|   static void HandleFocusBlurPlugin(Element* aElement, WidgetEvent* aEvent);
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|   static void HandlePluginCrashed(Element* aElement);
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|   static void HandlePluginInstantiated(Element* aElement);
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|   // Weak pointer. Null if last action was blur.
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|   static Element* sLastFocused;
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| #endif
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| 
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|   // Element
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|   virtual bool IsInteractiveHTMLContent() const override;
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| 
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|   // EventTarget
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|   virtual void AsyncEventRunning(AsyncEventDispatcher* aEvent) override;
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| 
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|   virtual nsresult BindToTree(BindContext&, nsINode& aParent) override;
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|   virtual void UnbindFromTree(bool aNullParent = true) override;
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| 
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|   virtual bool IsHTMLFocusable(bool aWithMouse, bool* aIsFocusable,
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|                                int32_t* aTabIndex) override;
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|   virtual IMEState GetDesiredIMEState() override;
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| 
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|   // Overriden nsIFormControl methods
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|   NS_IMETHOD Reset() override;
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|   NS_IMETHOD SubmitNamesValues(HTMLFormSubmission* aFormSubmission) override;
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| 
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|   virtual void DoneAddingChildren(bool aHaveNotified) override;
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|   virtual bool IsDoneAddingChildren() override;
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| 
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|   virtual bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
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|                               const nsAString& aValue,
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|                               nsIPrincipal* aMaybeScriptedPrincipal,
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|                               nsAttrValue& aResult) override;
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|   virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction()
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|       const override;
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|   NS_IMETHOD_(bool) IsAttributeMapped(const nsAtom* aAttribute) const override;
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|   virtual EventStates IntrinsicState() const override;
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|   virtual void DestroyContent() override;
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| 
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|   // nsObjectLoadingContent
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|   virtual uint32_t GetCapabilities() const override;
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| 
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|   virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
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| 
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|   nsresult CopyInnerTo(Element* aDest);
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| 
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|   void StartObjectLoad() { StartObjectLoad(true, false); }
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| 
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|   NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLObjectElement,
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|                                            nsGenericHTMLFormElement)
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| 
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|   // Web IDL binding methods
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|   void GetData(DOMString& aValue) {
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|     GetURIAttr(nsGkAtoms::data, nsGkAtoms::codebase, aValue);
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|   }
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|   void SetData(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::data, aValue, aRv);
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|   }
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|   void GetType(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::type, aValue); }
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|   void SetType(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::type, aValue, aRv);
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|   }
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|   void GetName(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::name, aValue); }
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|   void SetName(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::name, aValue, aRv);
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|   }
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|   void GetUseMap(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::usemap, aValue); }
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|   void SetUseMap(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::usemap, aValue, aRv);
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|   }
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|   using nsGenericHTMLFormElement::GetForm;
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|   void GetWidth(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::width, aValue); }
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|   void SetWidth(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::width, aValue, aRv);
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|   }
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|   void GetHeight(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::height, aValue); }
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|   void SetHeight(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::height, aValue, aRv);
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|   }
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|   using nsObjectLoadingContent::GetContentDocument;
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| 
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|   Nullable<WindowProxyHolder> GetContentWindow(nsIPrincipal& aSubjectPrincipal);
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| 
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|   using nsIConstraintValidation::GetValidationMessage;
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|   using nsIConstraintValidation::SetCustomValidity;
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|   void GetAlign(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::align, aValue); }
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|   void SetAlign(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::align, aValue, aRv);
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|   }
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|   void GetArchive(DOMString& aValue) {
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|     GetHTMLAttr(nsGkAtoms::archive, aValue);
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|   }
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|   void SetArchive(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::archive, aValue, aRv);
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|   }
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|   void GetCode(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::code, aValue); }
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|   void SetCode(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::code, aValue, aRv);
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|   }
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|   bool Declare() { return GetBoolAttr(nsGkAtoms::declare); }
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|   void SetDeclare(bool aValue, ErrorResult& aRv) {
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|     SetHTMLBoolAttr(nsGkAtoms::declare, aValue, aRv);
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|   }
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|   uint32_t Hspace() {
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|     return GetDimensionAttrAsUnsignedInt(nsGkAtoms::hspace, 0);
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|   }
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|   void SetHspace(uint32_t aValue, ErrorResult& aRv) {
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|     SetUnsignedIntAttr(nsGkAtoms::hspace, aValue, 0, aRv);
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|   }
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|   void GetStandby(DOMString& aValue) {
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|     GetHTMLAttr(nsGkAtoms::standby, aValue);
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|   }
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|   void SetStandby(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::standby, aValue, aRv);
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|   }
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|   uint32_t Vspace() {
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|     return GetDimensionAttrAsUnsignedInt(nsGkAtoms::vspace, 0);
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|   }
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|   void SetVspace(uint32_t aValue, ErrorResult& aRv) {
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|     SetUnsignedIntAttr(nsGkAtoms::vspace, aValue, 0, aRv);
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|   }
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|   void GetCodeBase(DOMString& aValue) {
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|     GetURIAttr(nsGkAtoms::codebase, nullptr, aValue);
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|   }
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|   void SetCodeBase(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::codebase, aValue, aRv);
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|   }
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|   void GetCodeType(DOMString& aValue) {
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|     GetHTMLAttr(nsGkAtoms::codetype, aValue);
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|   }
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|   void SetCodeType(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::codetype, aValue, aRv);
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|   }
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|   void GetBorder(DOMString& aValue) { GetHTMLAttr(nsGkAtoms::border, aValue); }
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|   void SetBorder(const nsAString& aValue, ErrorResult& aRv) {
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|     SetHTMLAttr(nsGkAtoms::border, aValue, aRv);
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|   }
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| 
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|   Document* GetSVGDocument(nsIPrincipal& aSubjectPrincipal) {
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|     return GetContentDocument(aSubjectPrincipal);
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|   }
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| 
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|   /**
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|    * Calls LoadObject with the correct arguments to start the plugin load.
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|    */
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|   void StartObjectLoad(bool aNotify, bool aForceLoad);
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| 
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|  protected:
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|   // Override for nsImageLoadingContent.
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|   nsIContent* AsContent() override { return this; }
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| 
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|   virtual nsresult AfterSetAttr(int32_t aNamespaceID, nsAtom* aName,
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|                                 const nsAttrValue* aValue,
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|                                 const nsAttrValue* aOldValue,
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|                                 nsIPrincipal* aSubjectPrincipal,
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|                                 bool aNotify) override;
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|   virtual nsresult OnAttrSetButNotChanged(int32_t aNamespaceID, nsAtom* aName,
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|                                           const nsAttrValueOrString& aValue,
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|                                           bool aNotify) override;
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| 
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|  private:
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|   nsContentPolicyType GetContentPolicyType() const override {
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|     return nsIContentPolicy::TYPE_INTERNAL_OBJECT;
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|   }
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| 
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|   virtual ~HTMLObjectElement();
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| 
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|   virtual JSObject* WrapNode(JSContext* aCx,
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|                              JS::Handle<JSObject*> aGivenProto) override;
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| 
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|   static void MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
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|                                     MappedDeclarations&);
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| 
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|   /**
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|    * This function is called by AfterSetAttr and OnAttrSetButNotChanged.
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|    * This function will be called by AfterSetAttr whether the attribute is being
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|    * set or unset.
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|    *
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|    * @param aNamespaceID the namespace of the attr being set
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|    * @param aName the localname of the attribute being set
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|    * @param aNotify Whether we plan to notify document observers.
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|    */
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|   nsresult AfterMaybeChangeAttr(int32_t aNamespaceID, nsAtom* aName,
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|                                 bool aNotify);
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| 
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|   bool mIsDoneAddingChildren;
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| };
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| 
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| }  // namespace dom
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| }  // namespace mozilla
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| 
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| #endif  // mozilla_dom_HTMLObjectElement_h
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