| /* |
| * Copyright (C) 2009, 2010 Google Inc. All rights reserved. |
| * Copyright (C) 2009 Joseph Pecoraro |
| * Copyright (C) 2013, 2016 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| WI.DOMNode = class DOMNode extends WI.Object |
| { |
| constructor(domManager, doc, isInShadowTree, payload) |
| { |
| super(); |
| |
| this._destroyed = false; |
| |
| this._domManager = domManager; |
| this._isInShadowTree = isInShadowTree; |
| |
| this.id = payload.nodeId; |
| this._domManager._idToDOMNode[this.id] = this; |
| |
| this._nodeType = payload.nodeType; |
| this._nodeName = payload.nodeName; |
| this._localName = payload.localName; |
| this._nodeValue = payload.nodeValue; |
| this._pseudoType = payload.pseudoType; |
| this._shadowRootType = payload.shadowRootType; |
| this._computedRole = null; |
| this._contentSecurityPolicyHash = payload.contentSecurityPolicyHash; |
| |
| if (this._nodeType === Node.DOCUMENT_NODE) |
| this.ownerDocument = this; |
| else |
| this.ownerDocument = doc; |
| |
| this._frame = null; |
| |
| // COMPATIBILITY (iOS 12.2): DOM.Node.frameId was changed to represent the owner frame, not the content frame. |
| // Since support can't be tested directly, check for Audit (iOS 13.0+). |
| // FIXME: Use explicit version checking once https://webkit.org/b/148680 is fixed. |
| if (InspectorBackend.hasDomain("Audit")) { |
| if (payload.frameId) |
| this._frame = WI.networkManager.frameForIdentifier(payload.frameId); |
| } |
| |
| if (!this._frame && this.ownerDocument) |
| this._frame = WI.networkManager.frameForIdentifier(this.ownerDocument.frameIdentifier); |
| |
| this._attributes = []; |
| this._attributesMap = new Map; |
| if (payload.attributes) |
| this._setAttributesPayload(payload.attributes); |
| |
| this._childNodeCount = payload.childNodeCount; |
| this._children = null; |
| |
| this._nextSibling = null; |
| this._previousSibling = null; |
| this.parentNode = null; |
| |
| this._enabledPseudoClasses = []; |
| |
| // FIXME: The logic around this._shadowRoots and this._children is very confusing. |
| // We eventually include shadow roots at the start of _children. However we might |
| // not have our actual children yet. So we try to defer initializing _children until |
| // we have both shadowRoots and child nodes. |
| this._shadowRoots = []; |
| if (payload.shadowRoots) { |
| for (var i = 0; i < payload.shadowRoots.length; ++i) { |
| var root = payload.shadowRoots[i]; |
| var node = new WI.DOMNode(this._domManager, this.ownerDocument, true, root); |
| node.parentNode = this; |
| this._shadowRoots.push(node); |
| } |
| } |
| |
| if (payload.children) |
| this._setChildrenPayload(payload.children); |
| else if (this._shadowRoots.length && !this._childNodeCount) |
| this._children = this._shadowRoots.slice(); |
| |
| if (this._nodeType === Node.ELEMENT_NODE) |
| this._customElementState = payload.customElementState || WI.DOMNode.CustomElementState.Builtin; |
| else |
| this._customElementState = null; |
| |
| if (payload.templateContent) { |
| this._templateContent = new WI.DOMNode(this._domManager, this.ownerDocument, false, payload.templateContent); |
| this._templateContent.parentNode = this; |
| } |
| |
| this._pseudoElements = new Map; |
| if (payload.pseudoElements) { |
| for (var i = 0; i < payload.pseudoElements.length; ++i) { |
| var node = new WI.DOMNode(this._domManager, this.ownerDocument, this._isInShadowTree, payload.pseudoElements[i]); |
| node.parentNode = this; |
| this._pseudoElements.set(node.pseudoType(), node); |
| } |
| } |
| |
| if (payload.contentDocument) { |
| this._contentDocument = new WI.DOMNode(this._domManager, null, false, payload.contentDocument); |
| this._children = [this._contentDocument]; |
| this._renumber(); |
| } |
| |
| if (this._nodeType === Node.ELEMENT_NODE) { |
| // HTML and BODY from internal iframes should not overwrite top-level ones. |
| if (this.ownerDocument && !this.ownerDocument.documentElement && this._nodeName === "HTML") |
| this.ownerDocument.documentElement = this; |
| if (this.ownerDocument && !this.ownerDocument.body && this._nodeName === "BODY") |
| this.ownerDocument.body = this; |
| if (payload.documentURL) |
| this.documentURL = payload.documentURL; |
| } else if (this._nodeType === Node.DOCUMENT_TYPE_NODE) { |
| this.publicId = payload.publicId; |
| this.systemId = payload.systemId; |
| } else if (this._nodeType === Node.DOCUMENT_NODE) { |
| this.documentURL = payload.documentURL; |
| this.xmlVersion = payload.xmlVersion; |
| } else if (this._nodeType === Node.ATTRIBUTE_NODE) { |
| this.name = payload.name; |
| this.value = payload.value; |
| } |
| |
| this._domEvents = []; |
| this._powerEfficientPlaybackRanges = []; |
| |
| if (this.isMediaElement()) |
| WI.DOMNode.addEventListener(WI.DOMNode.Event.DidFireEvent, this._handleDOMNodeDidFireEvent, this); |
| } |
| |
| // Static |
| |
| static getFullscreenDOMEvents(domEvents) |
| { |
| return domEvents.reduce((accumulator, current) => { |
| if (current.eventName === "webkitfullscreenchange" && current.data && (!accumulator.length || accumulator.lastValue.data.enabled !== current.data.enabled)) |
| accumulator.push(current); |
| return accumulator; |
| }, []); |
| } |
| |
| static isPlayEvent(eventName) |
| { |
| return eventName === "play" |
| || eventName === "playing"; |
| } |
| |
| static isPauseEvent(eventName) |
| { |
| return eventName === "pause" |
| || eventName === "stall"; |
| } |
| |
| static isStopEvent(eventName) |
| { |
| return eventName === "emptied" |
| || eventName === "ended" |
| || eventName === "suspend"; |
| } |
| |
| |
| // Public |
| |
| get destroyed() { return this._destroyed; } |
| get frame() { return this._frame; } |
| get nextSibling() { return this._nextSibling; } |
| get previousSibling() { return this._previousSibling; } |
| get children() { return this._children; } |
| get domEvents() { return this._domEvents; } |
| get powerEfficientPlaybackRanges() { return this._powerEfficientPlaybackRanges; } |
| |
| get attached() |
| { |
| if (this._destroyed) |
| return false; |
| |
| for (let node = this; node; node = node.parentNode) { |
| if (node.ownerDocument === node) |
| return true; |
| } |
| return false; |
| } |
| |
| get firstChild() |
| { |
| var children = this.children; |
| |
| if (children && children.length > 0) |
| return children[0]; |
| |
| return null; |
| } |
| |
| get lastChild() |
| { |
| var children = this.children; |
| |
| if (children && children.length > 0) |
| return children.lastValue; |
| |
| return null; |
| } |
| |
| get childNodeCount() |
| { |
| var children = this.children; |
| if (children) |
| return children.length; |
| |
| return this._childNodeCount + this._shadowRoots.length; |
| } |
| |
| set childNodeCount(count) |
| { |
| this._childNodeCount = count; |
| } |
| |
| markDestroyed() |
| { |
| console.assert(!this._destroyed, this); |
| this._destroyed = true; |
| } |
| |
| computedRole() |
| { |
| return this._computedRole; |
| } |
| |
| contentSecurityPolicyHash() |
| { |
| return this._contentSecurityPolicyHash; |
| } |
| |
| hasAttributes() |
| { |
| return this._attributes.length > 0; |
| } |
| |
| hasChildNodes() |
| { |
| return this.childNodeCount > 0; |
| } |
| |
| hasShadowRoots() |
| { |
| return !!this._shadowRoots.length; |
| } |
| |
| isInShadowTree() |
| { |
| return this._isInShadowTree; |
| } |
| |
| isInUserAgentShadowTree() |
| { |
| return this._isInShadowTree && this.ancestorShadowRoot().isUserAgentShadowRoot(); |
| } |
| |
| isCustomElement() |
| { |
| return this._customElementState === WI.DOMNode.CustomElementState.Custom; |
| } |
| |
| customElementState() |
| { |
| return this._customElementState; |
| } |
| |
| isShadowRoot() |
| { |
| return !!this._shadowRootType; |
| } |
| |
| isUserAgentShadowRoot() |
| { |
| return this._shadowRootType === WI.DOMNode.ShadowRootType.UserAgent; |
| } |
| |
| ancestorShadowRoot() |
| { |
| if (!this._isInShadowTree) |
| return null; |
| |
| let node = this; |
| while (node && !node.isShadowRoot()) |
| node = node.parentNode; |
| return node; |
| } |
| |
| ancestorShadowHost() |
| { |
| let shadowRoot = this.ancestorShadowRoot(); |
| return shadowRoot ? shadowRoot.parentNode : null; |
| } |
| |
| isPseudoElement() |
| { |
| return this._pseudoType !== undefined; |
| } |
| |
| nodeType() |
| { |
| return this._nodeType; |
| } |
| |
| nodeName() |
| { |
| return this._nodeName; |
| } |
| |
| nodeNameInCorrectCase() |
| { |
| return this.isXMLNode() ? this.nodeName() : this.nodeName().toLowerCase(); |
| } |
| |
| setNodeName(name, callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.setNodeName(this.id, name, this._makeUndoableCallback(callback)); |
| } |
| |
| localName() |
| { |
| return this._localName; |
| } |
| |
| templateContent() |
| { |
| return this._templateContent || null; |
| } |
| |
| pseudoType() |
| { |
| return this._pseudoType; |
| } |
| |
| hasPseudoElements() |
| { |
| return this._pseudoElements.size > 0; |
| } |
| |
| pseudoElements() |
| { |
| return this._pseudoElements; |
| } |
| |
| beforePseudoElement() |
| { |
| return this._pseudoElements.get(WI.DOMNode.PseudoElementType.Before) || null; |
| } |
| |
| afterPseudoElement() |
| { |
| return this._pseudoElements.get(WI.DOMNode.PseudoElementType.After) || null; |
| } |
| |
| shadowRoots() |
| { |
| return this._shadowRoots; |
| } |
| |
| shadowRootType() |
| { |
| return this._shadowRootType; |
| } |
| |
| nodeValue() |
| { |
| return this._nodeValue; |
| } |
| |
| setNodeValue(value, callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.setNodeValue(this.id, value, this._makeUndoableCallback(callback)); |
| } |
| |
| getAttribute(name) |
| { |
| let attr = this._attributesMap.get(name); |
| return attr ? attr.value : undefined; |
| } |
| |
| setAttribute(name, text, callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.setAttributesAsText(this.id, text, name, this._makeUndoableCallback(callback)); |
| } |
| |
| setAttributeValue(name, value, callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.setAttributeValue(this.id, name, value, this._makeUndoableCallback(callback)); |
| } |
| |
| attributes() |
| { |
| return this._attributes; |
| } |
| |
| removeAttribute(name, callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| function mycallback(error, success) |
| { |
| if (!error) { |
| this._attributesMap.delete(name); |
| for (var i = 0; i < this._attributes.length; ++i) { |
| if (this._attributes[i].name === name) { |
| this._attributes.splice(i, 1); |
| break; |
| } |
| } |
| } |
| |
| this._makeUndoableCallback(callback)(error); |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.removeAttribute(this.id, name, mycallback.bind(this)); |
| } |
| |
| toggleClass(className, flag) |
| { |
| if (!className || !className.length) |
| return; |
| |
| if (this.isPseudoElement()) { |
| this.parentNode.toggleClass(className, flag); |
| return; |
| } |
| |
| if (this.nodeType() !== Node.ELEMENT_NODE) |
| return; |
| |
| WI.RemoteObject.resolveNode(this).then((object) => { |
| function inspectedPage_node_toggleClass(className, flag) { |
| this.classList.toggle(className, flag); |
| } |
| |
| object.callFunction(inspectedPage_node_toggleClass, [className, flag]); |
| object.release(); |
| }); |
| } |
| |
| querySelector(selector, callback) |
| { |
| console.assert(!this._destroyed, this); |
| |
| let target = WI.assumingMainTarget(); |
| |
| if (typeof callback !== "function") { |
| if (this._destroyed) |
| return Promise.reject("ERROR: node is destroyed"); |
| return target.DOMAgent.querySelector(this.id, selector).then(({nodeId}) => nodeId); |
| } |
| |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| target.DOMAgent.querySelector(this.id, selector, WI.DOMManager.wrapClientCallback(callback)); |
| } |
| |
| querySelectorAll(selector, callback) |
| { |
| console.assert(!this._destroyed, this); |
| |
| let target = WI.assumingMainTarget(); |
| |
| if (typeof callback !== "function") { |
| if (this._destroyed) |
| return Promise.reject("ERROR: node is destroyed"); |
| return target.DOMAgent.querySelectorAll(this.id, selector).then(({nodeIds}) => nodeIds); |
| } |
| |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| target.DOMAgent.querySelectorAll(this.id, selector, WI.DOMManager.wrapClientCallback(callback)); |
| } |
| |
| highlight(mode) |
| { |
| if (this._destroyed) |
| return; |
| |
| if (this._hideDOMNodeHighlightTimeout) { |
| clearTimeout(this._hideDOMNodeHighlightTimeout); |
| this._hideDOMNodeHighlightTimeout = undefined; |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.highlightNode(WI.DOMManager.buildHighlightConfig(mode), this.id); |
| } |
| |
| scrollIntoView() |
| { |
| WI.RemoteObject.resolveNode(this).then((object) => { |
| function inspectedPage_node_scrollIntoView() { |
| this.scrollIntoViewIfNeeded(true); |
| } |
| |
| object.callFunction(inspectedPage_node_scrollIntoView); |
| object.release(); |
| }); |
| } |
| |
| getChildNodes(callback) |
| { |
| if (this.children) { |
| if (callback) |
| callback(this.children); |
| return; |
| } |
| |
| if (this._destroyed) { |
| callback(this.children); |
| return; |
| } |
| |
| function mycallback(error) { |
| if (!error && callback) |
| callback(this.children); |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.requestChildNodes(this.id, mycallback.bind(this)); |
| } |
| |
| getSubtree(depth, callback) |
| { |
| if (this._destroyed) { |
| callback(this.children); |
| return; |
| } |
| |
| function mycallback(error) |
| { |
| if (callback) |
| callback(error ? null : this.children); |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.requestChildNodes(this.id, depth, mycallback.bind(this)); |
| } |
| |
| getOuterHTML(callback) |
| { |
| console.assert(!this._destroyed, this); |
| |
| let target = WI.assumingMainTarget(); |
| |
| if (typeof callback !== "function") { |
| if (this._destroyed) |
| return Promise.reject("ERROR: node is destroyed"); |
| return target.DOMAgent.getOuterHTML(this.id).then(({outerHTML}) => outerHTML); |
| } |
| |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| target.DOMAgent.getOuterHTML(this.id, callback); |
| } |
| |
| setOuterHTML(html, callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.setOuterHTML(this.id, html, this._makeUndoableCallback(callback)); |
| } |
| |
| insertAdjacentHTML(position, html) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) |
| return; |
| |
| if (this.nodeType() !== Node.ELEMENT_NODE) |
| return; |
| |
| let target = WI.assumingMainTarget(); |
| |
| // COMPATIBILITY (iOS 11.0): DOM.insertAdjacentHTML did not exist. |
| if (!target.hasCommand("DOM.insertAdjacentHTML")) { |
| WI.RemoteObject.resolveNode(this).then((object) => { |
| function inspectedPage_node_insertAdjacentHTML(position, html) { |
| this.insertAdjacentHTML(position, html); |
| } |
| |
| object.callFunction(inspectedPage_node_insertAdjacentHTML, [position, html]); |
| object.release(); |
| }); |
| return; |
| } |
| |
| target.DOMAgent.insertAdjacentHTML(this.id, position, html, this._makeUndoableCallback()); |
| } |
| |
| removeNode(callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.removeNode(this.id, this._makeUndoableCallback(callback)); |
| } |
| |
| getEventListeners(callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| console.assert(WI.domManager.inspectedNode === this); |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.getEventListenersForNode(this.id, callback); |
| } |
| |
| accessibilityProperties(callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback({}); |
| return; |
| } |
| |
| function accessibilityPropertiesCallback(error, accessibilityProperties) |
| { |
| if (!error && callback && accessibilityProperties) { |
| this._computedRole = accessibilityProperties.role; |
| |
| callback({ |
| activeDescendantNodeId: accessibilityProperties.activeDescendantNodeId, |
| busy: accessibilityProperties.busy, |
| checked: accessibilityProperties.checked, |
| childNodeIds: accessibilityProperties.childNodeIds, |
| controlledNodeIds: accessibilityProperties.controlledNodeIds, |
| current: accessibilityProperties.current, |
| disabled: accessibilityProperties.disabled, |
| exists: accessibilityProperties.exists, |
| expanded: accessibilityProperties.expanded, |
| flowedNodeIds: accessibilityProperties.flowedNodeIds, |
| focused: accessibilityProperties.focused, |
| ignored: accessibilityProperties.ignored, |
| ignoredByDefault: accessibilityProperties.ignoredByDefault, |
| invalid: accessibilityProperties.invalid, |
| isPopupButton: accessibilityProperties.isPopUpButton, |
| headingLevel: accessibilityProperties.headingLevel, |
| hierarchyLevel: accessibilityProperties.hierarchyLevel, |
| hidden: accessibilityProperties.hidden, |
| label: accessibilityProperties.label, |
| liveRegionAtomic: accessibilityProperties.liveRegionAtomic, |
| liveRegionRelevant: accessibilityProperties.liveRegionRelevant, |
| liveRegionStatus: accessibilityProperties.liveRegionStatus, |
| mouseEventNodeId: accessibilityProperties.mouseEventNodeId, |
| nodeId: accessibilityProperties.nodeId, |
| ownedNodeIds: accessibilityProperties.ownedNodeIds, |
| parentNodeId: accessibilityProperties.parentNodeId, |
| pressed: accessibilityProperties.pressed, |
| readonly: accessibilityProperties.readonly, |
| required: accessibilityProperties.required, |
| role: accessibilityProperties.role, |
| selected: accessibilityProperties.selected, |
| selectedChildNodeIds: accessibilityProperties.selectedChildNodeIds |
| }); |
| } |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.getAccessibilityPropertiesForNode(this.id, accessibilityPropertiesCallback.bind(this)); |
| } |
| |
| path() |
| { |
| var path = []; |
| var node = this; |
| while (node && "index" in node && node._nodeName.length) { |
| path.push([node.index, node._nodeName]); |
| node = node.parentNode; |
| } |
| path.reverse(); |
| return path.join(","); |
| } |
| |
| get escapedIdSelector() |
| { |
| let id = this.getAttribute("id"); |
| if (!id) |
| return ""; |
| |
| id = id.trim(); |
| if (!id.length) |
| return ""; |
| |
| id = CSS.escape(id); |
| if (/[\s'"]/.test(id)) |
| return `[id="${id}"]`; |
| |
| return `#${id}`; |
| } |
| |
| get escapedClassSelector() |
| { |
| let classes = this.getAttribute("class"); |
| if (!classes) |
| return ""; |
| |
| classes = classes.trim(); |
| if (!classes.length) |
| return ""; |
| |
| let foundClasses = new Set; |
| return classes.split(/\s+/).reduce((selector, className) => { |
| if (!className.length || foundClasses.has(className)) |
| return selector; |
| |
| foundClasses.add(className); |
| return `${selector}.${CSS.escape(className)}`; |
| }, ""); |
| } |
| |
| get displayName() |
| { |
| if (this.isPseudoElement()) |
| return "::" + this._pseudoType; |
| return this.nodeNameInCorrectCase() + this.escapedIdSelector + this.escapedClassSelector; |
| } |
| |
| appropriateSelectorFor(justSelector) |
| { |
| if (this.isPseudoElement()) |
| return this.parentNode.appropriateSelectorFor() + "::" + this._pseudoType; |
| |
| let lowerCaseName = this.localName() || this.nodeName().toLowerCase(); |
| |
| let id = this.escapedIdSelector; |
| if (id.length) |
| return justSelector ? id : lowerCaseName + id; |
| |
| let classes = this.escapedClassSelector; |
| if (classes.length) |
| return justSelector ? classes : lowerCaseName + classes; |
| |
| if (lowerCaseName === "input" && this.getAttribute("type")) |
| return lowerCaseName + "[type=\"" + this.getAttribute("type") + "\"]"; |
| |
| return lowerCaseName; |
| } |
| |
| isAncestor(node) |
| { |
| if (!node) |
| return false; |
| |
| var currentNode = node.parentNode; |
| while (currentNode) { |
| if (this === currentNode) |
| return true; |
| currentNode = currentNode.parentNode; |
| } |
| return false; |
| } |
| |
| isDescendant(descendant) |
| { |
| return descendant !== null && descendant.isAncestor(this); |
| } |
| |
| get ownerSVGElement() |
| { |
| if (this._nodeName === "svg") |
| return this; |
| |
| if (!this.parentNode) |
| return null; |
| |
| return this.parentNode.ownerSVGElement; |
| } |
| |
| isSVGElement() |
| { |
| return !!this.ownerSVGElement; |
| } |
| |
| isMediaElement() |
| { |
| let lowerCaseName = this.localName() || this.nodeName().toLowerCase(); |
| return lowerCaseName === "video" || lowerCaseName === "audio"; |
| } |
| |
| didFireEvent(eventName, timestamp, data) |
| { |
| // Called from WI.DOMManager. |
| |
| this._addDOMEvent({ |
| eventName, |
| timestamp: WI.timelineManager.computeElapsedTime(timestamp), |
| data, |
| }); |
| } |
| |
| powerEfficientPlaybackStateChanged(timestamp, isPowerEfficient) |
| { |
| // Called from WI.DOMManager. |
| |
| console.assert(this.canEnterPowerEfficientPlaybackState()); |
| |
| let lastValue = this._powerEfficientPlaybackRanges.lastValue; |
| |
| if (isPowerEfficient) { |
| console.assert(!lastValue || lastValue.endTimestamp); |
| if (!lastValue || lastValue.endTimestamp) |
| this._powerEfficientPlaybackRanges.push({startTimestamp: timestamp}); |
| } else { |
| console.assert(!lastValue || lastValue.startTimestamp); |
| if (!lastValue) |
| this._powerEfficientPlaybackRanges.push({endTimestamp: timestamp}); |
| else if (lastValue.startTimestamp) |
| lastValue.endTimestamp = timestamp; |
| } |
| |
| this.dispatchEventToListeners(DOMNode.Event.PowerEfficientPlaybackStateChanged, {isPowerEfficient, timestamp}); |
| } |
| |
| canEnterPowerEfficientPlaybackState() |
| { |
| return this.localName() === "video" || this.nodeName().toLowerCase() === "video"; |
| } |
| |
| _handleDOMNodeDidFireEvent(event) |
| { |
| if (event.target === this || !event.target.isAncestor(this)) |
| return; |
| |
| let domEvent = Object.shallowCopy(event.data.domEvent); |
| domEvent.originator = event.target; |
| |
| this._addDOMEvent(domEvent); |
| } |
| |
| _addDOMEvent(domEvent) |
| { |
| this._domEvents.push(domEvent); |
| |
| this.dispatchEventToListeners(WI.DOMNode.Event.DidFireEvent, {domEvent}); |
| } |
| |
| _setAttributesPayload(attrs) |
| { |
| this._attributes = []; |
| this._attributesMap = new Map; |
| for (var i = 0; i < attrs.length; i += 2) |
| this._addAttribute(attrs[i], attrs[i + 1]); |
| } |
| |
| _insertChild(prev, payload) |
| { |
| var node = new WI.DOMNode(this._domManager, this.ownerDocument, this._isInShadowTree, payload); |
| if (!prev) { |
| if (!this._children) { |
| // First node |
| this._children = this._shadowRoots.concat([node]); |
| } else |
| this._children.unshift(node); |
| } else |
| this._children.splice(this._children.indexOf(prev) + 1, 0, node); |
| this._renumber(); |
| return node; |
| } |
| |
| _removeChild(node) |
| { |
| // FIXME: Handle removal if this is a shadow root. |
| if (node.isPseudoElement()) { |
| this._pseudoElements.delete(node.pseudoType()); |
| node.parentNode = null; |
| } else { |
| this._children.splice(this._children.indexOf(node), 1); |
| node.parentNode = null; |
| this._renumber(); |
| } |
| } |
| |
| _setChildrenPayload(payloads) |
| { |
| // We set children in the constructor. |
| if (this._contentDocument) |
| return; |
| |
| this._children = this._shadowRoots.slice(); |
| for (var i = 0; i < payloads.length; ++i) { |
| var node = new WI.DOMNode(this._domManager, this.ownerDocument, this._isInShadowTree, payloads[i]); |
| this._children.push(node); |
| } |
| this._renumber(); |
| } |
| |
| _renumber() |
| { |
| var childNodeCount = this._children.length; |
| if (childNodeCount === 0) |
| return; |
| |
| for (var i = 0; i < childNodeCount; ++i) { |
| var child = this._children[i]; |
| child.index = i; |
| child._nextSibling = i + 1 < childNodeCount ? this._children[i + 1] : null; |
| child._previousSibling = i - 1 >= 0 ? this._children[i - 1] : null; |
| child.parentNode = this; |
| } |
| } |
| |
| _addAttribute(name, value) |
| { |
| let attr = {name, value, _node: this}; |
| this._attributesMap.set(name, attr); |
| this._attributes.push(attr); |
| } |
| |
| _setAttribute(name, value) |
| { |
| let attr = this._attributesMap.get(name); |
| if (attr) |
| attr.value = value; |
| else |
| this._addAttribute(name, value); |
| } |
| |
| _removeAttribute(name) |
| { |
| let attr = this._attributesMap.get(name); |
| if (attr) { |
| this._attributes.remove(attr); |
| this._attributesMap.delete(name); |
| } |
| } |
| |
| moveTo(targetNode, anchorNode, callback) |
| { |
| console.assert(!this._destroyed, this); |
| if (this._destroyed) { |
| callback("ERROR: node is destroyed"); |
| return; |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.moveTo(this.id, targetNode.id, anchorNode ? anchorNode.id : undefined, this._makeUndoableCallback(callback)); |
| } |
| |
| isXMLNode() |
| { |
| return !!this.ownerDocument && !!this.ownerDocument.xmlVersion; |
| } |
| |
| get enabledPseudoClasses() |
| { |
| return this._enabledPseudoClasses; |
| } |
| |
| setPseudoClassEnabled(pseudoClass, enabled) |
| { |
| var pseudoClasses = this._enabledPseudoClasses; |
| if (enabled) { |
| if (pseudoClasses.includes(pseudoClass)) |
| return; |
| pseudoClasses.push(pseudoClass); |
| } else { |
| if (!pseudoClasses.includes(pseudoClass)) |
| return; |
| pseudoClasses.remove(pseudoClass); |
| } |
| |
| function changed(error) |
| { |
| if (!error) |
| this.dispatchEventToListeners(WI.DOMNode.Event.EnabledPseudoClassesChanged); |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.CSSAgent.forcePseudoState(this.id, pseudoClasses, changed.bind(this)); |
| } |
| |
| _makeUndoableCallback(callback) |
| { |
| return (...args) => { |
| if (!args[0]) { // error |
| let target = WI.assumingMainTarget(); |
| target.DOMAgent.markUndoableState(); |
| } |
| |
| if (callback) |
| callback.apply(null, args); |
| }; |
| } |
| }; |
| |
| WI.DOMNode.Event = { |
| EnabledPseudoClassesChanged: "dom-node-enabled-pseudo-classes-did-change", |
| AttributeModified: "dom-node-attribute-modified", |
| AttributeRemoved: "dom-node-attribute-removed", |
| EventListenersChanged: "dom-node-event-listeners-changed", |
| DidFireEvent: "dom-node-did-fire-event", |
| PowerEfficientPlaybackStateChanged: "dom-node-power-efficient-playback-state-changed", |
| }; |
| |
| WI.DOMNode.PseudoElementType = { |
| Before: "before", |
| After: "after", |
| }; |
| |
| WI.DOMNode.ShadowRootType = { |
| UserAgent: "user-agent", |
| Closed: "closed", |
| Open: "open", |
| }; |
| |
| WI.DOMNode.CustomElementState = { |
| Builtin: "builtin", |
| Custom: "custom", |
| Waiting: "waiting", |
| Failed: "failed", |
| }; |
