Source/WebCore/dom/Element.idl - WebKit - Git at Google

 /*
  * Copyright (C) 2006, 2007, 2009, 2015 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */

 [
     CustomToJSObject,
     DOMJIT,
     JSCustomHeader,
     JSGenerateToNativeObject,
     ExportMacro=WEBCORE_EXPORT,
 ] interface Element : Node {
     readonly attribute DOMString? namespaceURI;
     readonly attribute DOMString? prefix;
     readonly attribute DOMString localName;
     readonly attribute DOMString tagName;

     [CEReactions, Reflect] attribute DOMString id;
     [CEReactions, Reflect=class] attribute DOMString className;
     [PutForwards=value] readonly attribute DOMTokenList classList; // FIXME: Should be [SameObject].
     [CEReactions, EnabledAtRuntime=ShadowDOM, Reflect, Unscopable] attribute DOMString slot;
     [EnabledAtRuntime=CSSShadowParts, SameObject, PutForwards=value] readonly attribute DOMTokenList part;

     [DOMJIT=ReadDOM] boolean hasAttributes();
     readonly attribute NamedNodeMap attributes; // FIXME: Should be [SameObject].
     sequence<DOMString> getAttributeNames();
     [DOMJIT=ReadDOM] DOMString? getAttribute(DOMString qualifiedName);
     DOMString? getAttributeNS(DOMString? namespaceURI, DOMString localName);
     [CEReactions, MayThrowException] void setAttribute(DOMString qualifiedName, DOMString value);
     [CEReactions, MayThrowException] void setAttributeNS(DOMString? namespaceURI, DOMString qualifiedName, DOMString value);
     [CEReactions] void removeAttribute(DOMString qualifiedName);
     [CEReactions] void removeAttributeNS(DOMString? namespaceURI, DOMString localName);
     [CEReactions, MayThrowException] boolean toggleAttribute(DOMString qualifiedName, optional boolean force);
     boolean hasAttribute(DOMString qualifiedName);
     boolean hasAttributeNS(DOMString? namespaceURI, DOMString localName);

     [DOMJIT=ReadDOM] Attr? getAttributeNode(DOMString qualifiedName);
     Attr? getAttributeNodeNS(DOMString? namespaceURI, DOMString localName);
     [CEReactions, MayThrowException] Attr? setAttributeNode(Attr attr);
     [CEReactions, MayThrowException] Attr? setAttributeNodeNS(Attr attr);
     [CEReactions, MayThrowException] Attr removeAttributeNode(Attr attr);

     [EnabledAtRuntime=ShadowDOM, MayThrowException] ShadowRoot attachShadow(ShadowRootInit init);
     [EnabledAtRuntime=ShadowDOM, ImplementedAs=shadowRootForBindings, CallWith=GlobalObject] readonly attribute ShadowRoot? shadowRoot;

     [MayThrowException] Element? closest(DOMString selectors);
     [MayThrowException] boolean matches(DOMString selectors);
     [ImplementedAs=matches, MayThrowException] boolean webkitMatchesSelector(DOMString selectors); // Historical alias of .matches.

     [DOMJIT=ReadDOM] HTMLCollection getElementsByTagName(DOMString qualifiedName);
     HTMLCollection getElementsByTagNameNS(DOMString? namespaceURI, DOMString localName);
     HTMLCollection getElementsByClassName(DOMString name);

     [CEReactions, MayThrowException] Element? insertAdjacentElement(DOMString where, Element element); // Historical.
     [MayThrowException] void insertAdjacentText(DOMString where, DOMString data); // Historical.

     // CSSOM-view extensions (https://drafts.csswg.org/cssom-view/#extension-to-the-element-interface).
     DOMRectList getClientRects();
     [NewObject] DOMRect getBoundingClientRect();
     void scrollIntoView(optional (boolean or ScrollIntoViewOptions) arg);
     [ImplementedAs=scrollTo] void scroll(optional ScrollToOptions options);
     [ImplementedAs=scrollTo] void scroll(unrestricted double x, unrestricted double y);
     void scrollTo(optional ScrollToOptions options);
     void scrollTo(unrestricted double x, unrestricted double y);
     void scrollBy(optional ScrollToOptions option);
     void scrollBy(unrestricted double x, unrestricted double y);
     attribute long scrollTop; // FIXME(webkit.org/b/188045): should be unrestricted double.
     attribute long scrollLeft; // FIXME(webkit.org/b/188045): should be unrestricted double.
     readonly attribute long scrollWidth;
     readonly attribute long scrollHeight;
     readonly attribute double clientTop; // FIXME: Should be of type long.
     readonly attribute double clientLeft; // FIXME: Should be of type long.
     readonly attribute double clientWidth; // FIXME: Should be of type long.
     readonly attribute double clientHeight; // FIXME: Should be of type long.

     // Extensions to Element from DOM Parsing and Serialization specification.
     // https://w3c.github.io/DOM-Parsing/#extensions-to-the-element-interface
     [CEReactions] attribute [TreatNullAs=EmptyString] DOMString innerHTML;
     [CEReactions] attribute [TreatNullAs=EmptyString] DOMString outerHTML;
     [CEReactions, MayThrowException] void insertAdjacentHTML(DOMString position, DOMString text);

     // Extensions from Full Screen API (https://fullscreen.spec.whatwg.org/#api).
     // FIXME: Should we add unprefixed versions?
     [Conditional=FULLSCREEN_API, EnabledBySetting=FullScreen, ImplementedAs=webkitRequestFullscreen, DisabledByQuirk=shouldDisableElementFullscreen] void webkitRequestFullScreen(); // Prefixed Mozilla version.
     [Conditional=FULLSCREEN_API, EnabledBySetting=FullScreen, DisabledByQuirk=shouldDisableElementFullscreen] void webkitRequestFullscreen(); // Prefixed W3C version.

     // Extensions from Pointer Events API (https://w3c.github.io/pointerevents/#extensions-to-the-element-interface).
     [MayThrowException] void setPointerCapture(long pointerId);
     [MayThrowException] void releasePointerCapture(long pointerId);
     boolean hasPointerCapture(long pointerId);

     // Extensions from Pointer Lock API (https://w3c.github.io/pointerlock/#extensions-to-the-element-interface).
     [Conditional=POINTER_LOCK] void requestPointerLock();

     // Non standard API (https://www.w3.org/Bugs/Public/show_bug.cgi?id=17152).
     void scrollIntoViewIfNeeded(optional boolean centerIfNeeded = true);

     // Event handler from Selection API (http://w3c.github.io/selection-api/#extensions-to-globaleventhandlers).
     // FIXME: Should be moved to GlobalEventHandlers.
     [NotEnumerable] attribute EventHandler onselectstart; // FIXME: Should be enumerable.

     // Non-standard WebKit API (https://developer.apple.com/reference/webkitjs/gestureevent).
     [NotEnumerable, Conditional=IOS_GESTURE_EVENTS] attribute EventHandler ongesturechange;
     [NotEnumerable, Conditional=IOS_GESTURE_EVENTS] attribute EventHandler ongestureend;
     [NotEnumerable, Conditional=IOS_GESTURE_EVENTS] attribute EventHandler ongesturestart;

     // FIXME: These event handlers should only be on Document (https://fullscreen.spec.whatwg.org/#api).
     [NotEnumerable, Conditional=FULLSCREEN_API, EnabledBySetting=FullScreen, DisabledByQuirk=shouldDisableElementFullscreen] attribute EventHandler onwebkitfullscreenchange;
     [NotEnumerable, Conditional=FULLSCREEN_API, EnabledBySetting=FullScreen, DisabledByQuirk=shouldDisableElementFullscreen] attribute EventHandler onwebkitfullscreenerror;

     // FIXME: Cannot find those EventHandlers in the latest specification (https://w3c.github.io/uievents/#events-focus-types).
     [NotEnumerable] attribute EventHandler onfocusin;
     [NotEnumerable] attribute EventHandler onfocusout;

     // Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1633146-onbeforeload).
     [NotEnumerable] attribute EventHandler onbeforeload;

     // Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1634205-onwebkitneedkey).
     [NotEnumerable, Conditional=LEGACY_ENCRYPTED_MEDIA, EnabledAtRuntime=LegacyEncryptedMediaAPI] attribute EventHandler onwebkitneedkey;

     // Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1633943-onwebkitpresentationmodechanged).
     [NotEnumerable, Conditional=VIDEO_PRESENTATION_MODE] attribute EventHandler onwebkitpresentationmodechanged;

     // Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1630042-onwebkitcurrentplaybacktargetisw).
     [NotEnumerable, Conditional=WIRELESS_PLAYBACK_TARGET] attribute EventHandler onwebkitcurrentplaybacktargetiswirelesschanged;

     // Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1629580-onwebkitplaybacktargetavailabili).
     [NotEnumerable, Conditional=WIRELESS_PLAYBACK_TARGET] attribute EventHandler onwebkitplaybacktargetavailabilitychanged;
 };

 dictionary ShadowRootInit {
     required ShadowRootMode mode;
     boolean delegatesFocus = false;
 };

 Element implements AccessibilityRole;
 Element implements AriaAttributes;
 Element implements Animatable;
 Element implements ChildNode;
 Element implements DocumentAndElementEventHandlers;
 Element implements NonDocumentTypeChildNode;
 Element implements ParentNode;
 Element implements Slotable;
	/*
	* Copyright (C) 2006, 2007, 2009, 2015 Apple Inc. All rights reserved.
	* Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
	*
	* This library is free software; you can redistribute it and/or
	* modify it under the terms of the GNU Library General Public
	* License as published by the Free Software Foundation; either
	* version 2 of the License, or (at your option) any later version.
	*
	* This library is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	* Library General Public License for more details.
	*
	* You should have received a copy of the GNU Library General Public License
	* along with this library; see the file COPYING.LIB. If not, write to
	* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
	* Boston, MA 02110-1301, USA.
	*/

	[
	CustomToJSObject,
	DOMJIT,
	JSCustomHeader,
	JSGenerateToNativeObject,
	ExportMacro=WEBCORE_EXPORT,
	] interface Element : Node {
	readonly attribute DOMString? namespaceURI;
	readonly attribute DOMString? prefix;
	readonly attribute DOMString localName;
	readonly attribute DOMString tagName;

	[CEReactions, Reflect] attribute DOMString id;
	[CEReactions, Reflect=class] attribute DOMString className;
	[PutForwards=value] readonly attribute DOMTokenList classList; // FIXME: Should be [SameObject].
	[CEReactions, EnabledAtRuntime=ShadowDOM, Reflect, Unscopable] attribute DOMString slot;
	[EnabledAtRuntime=CSSShadowParts, SameObject, PutForwards=value] readonly attribute DOMTokenList part;

	[DOMJIT=ReadDOM] boolean hasAttributes();
	readonly attribute NamedNodeMap attributes; // FIXME: Should be [SameObject].
	sequence<DOMString> getAttributeNames();
	[DOMJIT=ReadDOM] DOMString? getAttribute(DOMString qualifiedName);
	DOMString? getAttributeNS(DOMString? namespaceURI, DOMString localName);
	[CEReactions, MayThrowException] void setAttribute(DOMString qualifiedName, DOMString value);
	[CEReactions, MayThrowException] void setAttributeNS(DOMString? namespaceURI, DOMString qualifiedName, DOMString value);
	[CEReactions] void removeAttribute(DOMString qualifiedName);
	[CEReactions] void removeAttributeNS(DOMString? namespaceURI, DOMString localName);
	[CEReactions, MayThrowException] boolean toggleAttribute(DOMString qualifiedName, optional boolean force);
	boolean hasAttribute(DOMString qualifiedName);
	boolean hasAttributeNS(DOMString? namespaceURI, DOMString localName);

	[DOMJIT=ReadDOM] Attr? getAttributeNode(DOMString qualifiedName);
	Attr? getAttributeNodeNS(DOMString? namespaceURI, DOMString localName);
	[CEReactions, MayThrowException] Attr? setAttributeNode(Attr attr);
	[CEReactions, MayThrowException] Attr? setAttributeNodeNS(Attr attr);
	[CEReactions, MayThrowException] Attr removeAttributeNode(Attr attr);

	[EnabledAtRuntime=ShadowDOM, MayThrowException] ShadowRoot attachShadow(ShadowRootInit init);
	[EnabledAtRuntime=ShadowDOM, ImplementedAs=shadowRootForBindings, CallWith=GlobalObject] readonly attribute ShadowRoot? shadowRoot;

	[MayThrowException] Element? closest(DOMString selectors);
	[MayThrowException] boolean matches(DOMString selectors);
	[ImplementedAs=matches, MayThrowException] boolean webkitMatchesSelector(DOMString selectors); // Historical alias of .matches.

	[DOMJIT=ReadDOM] HTMLCollection getElementsByTagName(DOMString qualifiedName);
	HTMLCollection getElementsByTagNameNS(DOMString? namespaceURI, DOMString localName);
	HTMLCollection getElementsByClassName(DOMString name);

	[CEReactions, MayThrowException] Element? insertAdjacentElement(DOMString where, Element element); // Historical.
	[MayThrowException] void insertAdjacentText(DOMString where, DOMString data); // Historical.

	// CSSOM-view extensions (https://drafts.csswg.org/cssom-view/#extension-to-the-element-interface).
	DOMRectList getClientRects();
	[NewObject] DOMRect getBoundingClientRect();
	void scrollIntoView(optional (boolean or ScrollIntoViewOptions) arg);
	[ImplementedAs=scrollTo] void scroll(optional ScrollToOptions options);
	[ImplementedAs=scrollTo] void scroll(unrestricted double x, unrestricted double y);
	void scrollTo(optional ScrollToOptions options);
	void scrollTo(unrestricted double x, unrestricted double y);
	void scrollBy(optional ScrollToOptions option);
	void scrollBy(unrestricted double x, unrestricted double y);
	attribute long scrollTop; // FIXME(webkit.org/b/188045): should be unrestricted double.
	attribute long scrollLeft; // FIXME(webkit.org/b/188045): should be unrestricted double.
	readonly attribute long scrollWidth;
	readonly attribute long scrollHeight;
	readonly attribute double clientTop; // FIXME: Should be of type long.
	readonly attribute double clientLeft; // FIXME: Should be of type long.
	readonly attribute double clientWidth; // FIXME: Should be of type long.
	readonly attribute double clientHeight; // FIXME: Should be of type long.

	// Extensions to Element from DOM Parsing and Serialization specification.
	// https://w3c.github.io/DOM-Parsing/#extensions-to-the-element-interface
	[CEReactions] attribute [TreatNullAs=EmptyString] DOMString innerHTML;
	[CEReactions] attribute [TreatNullAs=EmptyString] DOMString outerHTML;
	[CEReactions, MayThrowException] void insertAdjacentHTML(DOMString position, DOMString text);

	// Extensions from Full Screen API (https://fullscreen.spec.whatwg.org/#api).
	// FIXME: Should we add unprefixed versions?
	[Conditional=FULLSCREEN_API, EnabledBySetting=FullScreen, ImplementedAs=webkitRequestFullscreen, DisabledByQuirk=shouldDisableElementFullscreen] void webkitRequestFullScreen(); // Prefixed Mozilla version.
	[Conditional=FULLSCREEN_API, EnabledBySetting=FullScreen, DisabledByQuirk=shouldDisableElementFullscreen] void webkitRequestFullscreen(); // Prefixed W3C version.

	// Extensions from Pointer Events API (https://w3c.github.io/pointerevents/#extensions-to-the-element-interface).
	[MayThrowException] void setPointerCapture(long pointerId);
	[MayThrowException] void releasePointerCapture(long pointerId);
	boolean hasPointerCapture(long pointerId);

	// Extensions from Pointer Lock API (https://w3c.github.io/pointerlock/#extensions-to-the-element-interface).
	[Conditional=POINTER_LOCK] void requestPointerLock();

	// Non standard API (https://www.w3.org/Bugs/Public/show_bug.cgi?id=17152).
	void scrollIntoViewIfNeeded(optional boolean centerIfNeeded = true);

	// Event handler from Selection API (http://w3c.github.io/selection-api/#extensions-to-globaleventhandlers).
	// FIXME: Should be moved to GlobalEventHandlers.
	[NotEnumerable] attribute EventHandler onselectstart; // FIXME: Should be enumerable.

	// Non-standard WebKit API (https://developer.apple.com/reference/webkitjs/gestureevent).
	[NotEnumerable, Conditional=IOS_GESTURE_EVENTS] attribute EventHandler ongesturechange;
	[NotEnumerable, Conditional=IOS_GESTURE_EVENTS] attribute EventHandler ongestureend;
	[NotEnumerable, Conditional=IOS_GESTURE_EVENTS] attribute EventHandler ongesturestart;

	// FIXME: These event handlers should only be on Document (https://fullscreen.spec.whatwg.org/#api).
	[NotEnumerable, Conditional=FULLSCREEN_API, EnabledBySetting=FullScreen, DisabledByQuirk=shouldDisableElementFullscreen] attribute EventHandler onwebkitfullscreenchange;
	[NotEnumerable, Conditional=FULLSCREEN_API, EnabledBySetting=FullScreen, DisabledByQuirk=shouldDisableElementFullscreen] attribute EventHandler onwebkitfullscreenerror;

	// FIXME: Cannot find those EventHandlers in the latest specification (https://w3c.github.io/uievents/#events-focus-types).
	[NotEnumerable] attribute EventHandler onfocusin;
	[NotEnumerable] attribute EventHandler onfocusout;

	// Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1633146-onbeforeload).
	[NotEnumerable] attribute EventHandler onbeforeload;

	// Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1634205-onwebkitneedkey).
	[NotEnumerable, Conditional=LEGACY_ENCRYPTED_MEDIA, EnabledAtRuntime=LegacyEncryptedMediaAPI] attribute EventHandler onwebkitneedkey;

	// Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1633943-onwebkitpresentationmodechanged).
	[NotEnumerable, Conditional=VIDEO_PRESENTATION_MODE] attribute EventHandler onwebkitpresentationmodechanged;

	// Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1630042-onwebkitcurrentplaybacktargetisw).
	[NotEnumerable, Conditional=WIRELESS_PLAYBACK_TARGET] attribute EventHandler onwebkitcurrentplaybacktargetiswirelesschanged;

	// Non standard event handler (https://developer.apple.com/reference/webkitjs/element/1629580-onwebkitplaybacktargetavailabili).
	[NotEnumerable, Conditional=WIRELESS_PLAYBACK_TARGET] attribute EventHandler onwebkitplaybacktargetavailabilitychanged;
	};

	dictionary ShadowRootInit {
	required ShadowRootMode mode;
	boolean delegatesFocus = false;
	};

	Element implements AccessibilityRole;
	Element implements AriaAttributes;
	Element implements Animatable;
	Element implements ChildNode;
	Element implements DocumentAndElementEventHandlers;
	Element implements NonDocumentTypeChildNode;
	Element implements ParentNode;
	Element implements Slotable;