diff options
Diffstat (limited to 'Source/WebInspectorUI/UserInterface/DOMTreeManager.js')
| -rw-r--r-- | Source/WebInspectorUI/UserInterface/DOMTreeManager.js | 833 |
1 files changed, 0 insertions, 833 deletions
diff --git a/Source/WebInspectorUI/UserInterface/DOMTreeManager.js b/Source/WebInspectorUI/UserInterface/DOMTreeManager.js deleted file mode 100644 index 3f3e06db0..000000000 --- a/Source/WebInspectorUI/UserInterface/DOMTreeManager.js +++ /dev/null @@ -1,833 +0,0 @@ -/* - * Copyright (C) 2009, 2010 Google Inc. All rights reserved. - * Copyright (C) 2009 Joseph Pecoraro - * Copyright (C) 2013 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. - */ - -/** - * @extends {WebInspector.Object} - * @constructor - */ -WebInspector.DOMTreeManager = function() { - /** @type {Object|undefined} */ - this._idToDOMNode = {}; - this._document = null; - this._attributeLoadNodeIds = {}; - this._flows = new Map; - this._contentNodesToFlowsMap = new Map; -} - -WebInspector.Object.addConstructorFunctions(WebInspector.DOMTreeManager); - -WebInspector.DOMTreeManager.Event = { - AttributeModified: "dom-tree-manager-attribute-modified", - AttributeRemoved: "dom-tree-manager-attribute-removed", - CharacterDataModified: "dom-tree-manager-character-data-modified", - NodeInserted: "dom-tree-manager-node-inserted", - NodeRemoved: "dom-tree-manager-node-removed", - DocumentUpdated: "dom-tree-manager-document-updated", - ChildNodeCountUpdated: "dom-tree-manager-child-node-count-updated", - DOMNodeWasInspected: "dom-tree-manager-dom-node-was-inspected", - InspectModeStateChanged: "dom-tree-manager-inspect-mode-state-changed", - ContentFlowListWasUpdated: "dom-tree-manager-content-flow-list-was-updated", - ContentFlowWasAdded: "dom-tree-manager-content-flow-was-added", - ContentFlowWasRemoved: "dom-tree-manager-content-flow-was-removed", - RegionLayoutUpdated: "dom-tree-manager-region-layout-updated", - RegionOversetChanged: "dom-tree-manager-region-overset-changed" -}; - -WebInspector.DOMTreeManager._flowPayloadHashKey = function(flowPayload) -{ - // Use the flow node id, to avoid collisions when we change main document id. - return flowPayload.documentNodeId + ":" + flowPayload.name; -}; - -WebInspector.DOMTreeManager.prototype = { - /** - * @param {function(WebInspector.DOMDocument)=} callback - */ - requestDocument: function(callback) - { - if (this._document) { - if (callback) - callback(this._document); - return; - } - - if (this._pendingDocumentRequestCallbacks) { - this._pendingDocumentRequestCallbacks.push(callback); - return; - } - - this._pendingDocumentRequestCallbacks = [callback]; - - /** - * @this {WebInspector.DOMTreeManager} - * @param {?Protocol.Error} error - * @param {DOMAgent.Node} root - */ - function onDocumentAvailable(error, root) - { - if (!error) - this._setDocument(root); - - for (var i = 0; i < this._pendingDocumentRequestCallbacks.length; ++i) { - var callback = this._pendingDocumentRequestCallbacks[i]; - if (callback) - callback(this._document); - } - delete this._pendingDocumentRequestCallbacks; - } - - DOMAgent.getDocument(onDocumentAvailable.bind(this)); - }, - - /** - * @param {RuntimeAgent.RemoteObjectId} objectId - * @param {function()=} callback - */ - pushNodeToFrontend: function(objectId, callback) - { - this._dispatchWhenDocumentAvailable(DOMAgent.requestNode.bind(DOMAgent, objectId), callback); - }, - - /** - * @param {string} path - * @param {function(?WebInspector.DOMNode)=} callback - */ - pushNodeByPathToFrontend: function(path, callback) - { - var callbackCast = /** @type {function(*)} */ callback; - this._dispatchWhenDocumentAvailable(DOMAgent.pushNodeByPathToFrontend.bind(DOMAgent, path), callbackCast); - }, - - /** - * @param {function(*)=} callback - * @return {function(?Protocol.Error,*=)|undefined} - */ - _wrapClientCallback: function(callback) - { - if (!callback) - return; - return function(error, result) { - if (error) - console.error("Error during DOMAgent operation: " + error); - callback(error ? null : result); - }; - }, - - /** - * @param {function(function()=)} func - * @param {function(*)=} callback - */ - _dispatchWhenDocumentAvailable: function(func, callback) - { - var callbackWrapper = /** @type {function(?Protocol.Error, *=)} */ this._wrapClientCallback(callback); - - function onDocumentAvailable() - { - if (this._document) - func(callbackWrapper); - else { - if (callbackWrapper) - callbackWrapper("No document"); - } - } - this.requestDocument(onDocumentAvailable.bind(this)); - }, - - /** - * @param {DOMAgent.NodeId} nodeId - * @param {string} name - * @param {string} value - */ - _attributeModified: function(nodeId, name, value) - { - var node = this._idToDOMNode[nodeId]; - if (!node) - return; - node._setAttribute(name, value); - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.AttributeModified, { node: node, name: name }); - node.dispatchEventToListeners(WebInspector.DOMNode.Event.AttributeModified, {name: name}); - }, - - /** - * @param {DOMAgent.NodeId} nodeId - * @param {string} name - */ - _attributeRemoved: function(nodeId, name) - { - var node = this._idToDOMNode[nodeId]; - if (!node) - return; - node._removeAttribute(name); - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.AttributeRemoved, { node: node, name: name }); - node.dispatchEventToListeners(WebInspector.DOMNode.Event.AttributeRemoved, {name: name}); - }, - - /** - * @param {Array.<DOMAgent.NodeId>} nodeIds - */ - _inlineStyleInvalidated: function(nodeIds) - { - for (var i = 0; i < nodeIds.length; ++i) - this._attributeLoadNodeIds[nodeIds[i]] = true; - if ("_loadNodeAttributesTimeout" in this) - return; - this._loadNodeAttributesTimeout = setTimeout(this._loadNodeAttributes.bind(this), 0); - }, - - _loadNodeAttributes: function() - { - /** - * @this {WebInspector.DOMTreeManager} - * @param {DOMAgent.NodeId} nodeId - * @param {?Protocol.Error} error - * @param {Array.<string>} attributes - */ - function callback(nodeId, error, attributes) - { - if (error) { - console.error("Error during DOMAgent operation: " + error); - return; - } - var node = this._idToDOMNode[nodeId]; - if (node) { - node._setAttributesPayload(attributes); - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.AttributeModified, { node: node, name: "style" }); - node.dispatchEventToListeners(WebInspector.DOMNode.Event.AttributeModified, {name: "style"}); - } - } - - delete this._loadNodeAttributesTimeout; - - for (var nodeId in this._attributeLoadNodeIds) { - var nodeIdAsNumber = parseInt(nodeId, 10); - DOMAgent.getAttributes(nodeIdAsNumber, callback.bind(this, nodeIdAsNumber)); - } - this._attributeLoadNodeIds = {}; - }, - - /** - * @param {DOMAgent.NodeId} nodeId - * @param {string} newValue - */ - _characterDataModified: function(nodeId, newValue) - { - var node = this._idToDOMNode[nodeId]; - node._nodeValue = newValue; - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.CharacterDataModified, {node: node}); - }, - - /** - * @param {DOMAgent.NodeId} nodeId - * @return {WebInspector.DOMNode|undefined} - */ - nodeForId: function(nodeId) - { - return this._idToDOMNode[nodeId]; - }, - - _documentUpdated: function() - { - this._setDocument(null); - }, - - /** - * @param {DOMAgent.Node} payload - */ - _setDocument: function(payload) - { - this._idToDOMNode = {}; - if (payload && "nodeId" in payload) - this._document = new WebInspector.DOMNode(this, null, false, payload); - else - this._document = null; - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.DocumentUpdated, this._document); - }, - - /** - * @param {DOMAgent.Node} payload - */ - _setDetachedRoot: function(payload) - { - new WebInspector.DOMNode(this, null, false, payload); - }, - - /** - * @param {DOMAgent.NodeId} parentId - * @param {Array.<DOMAgent.Node>} payloads - */ - _setChildNodes: function(parentId, payloads) - { - if (!parentId && payloads.length) { - this._setDetachedRoot(payloads[0]); - return; - } - - var parent = this._idToDOMNode[parentId]; - parent._setChildrenPayload(payloads); - }, - - /** - * @param {DOMAgent.NodeId} nodeId - * @param {number} newValue - */ - _childNodeCountUpdated: function(nodeId, newValue) - { - var node = this._idToDOMNode[nodeId]; - node.childNodeCount = newValue; - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.ChildNodeCountUpdated, node); - }, - - /** - * @param {DOMAgent.NodeId} parentId - * @param {DOMAgent.NodeId} prevId - * @param {DOMAgent.Node} payload - */ - _childNodeInserted: function(parentId, prevId, payload) - { - var parent = this._idToDOMNode[parentId]; - var prev = this._idToDOMNode[prevId]; - var node = parent._insertChild(prev, payload); - this._idToDOMNode[node.id] = node; - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.NodeInserted, {node: node, parent: parent}); - }, - - /** - * @param {DOMAgent.NodeId} parentId - * @param {DOMAgent.NodeId} nodeId - */ - _childNodeRemoved: function(parentId, nodeId) - { - var parent = this._idToDOMNode[parentId]; - var node = this._idToDOMNode[nodeId]; - parent._removeChild(node); - this._unbind(node); - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.NodeRemoved, {node:node, parent: parent}); - }, - - /** - * @param {DOMAgent.Node} node - */ - _unbind: function(node) - { - this._removeContentNodeFromFlowIfNeeded(node); - - delete this._idToDOMNode[node.id]; - for (var i = 0; node.children && i < node.children.length; ++i) - this._unbind(node.children[i]); - }, - - /** - * @param {number} nodeId - */ - inspectElement: function(nodeId) - { - var node = this._idToDOMNode[nodeId]; - if (node) - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.DOMNodeWasInspected, {node: node}); - - this._inspectModeEnabled = false; - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.InspectModeStateChanged); - }, - - inspectNodeObject: function(remoteObject) - { - function nodeAvailable(nodeId) - { - remoteObject.release(); - - console.assert(nodeId); - if (!nodeId) - return; - - this.inspectElement(nodeId); - } - - remoteObject.pushNodeToFrontend(nodeAvailable.bind(this)); - }, - - /** - * @param {string} query - * @param {function(number)} searchCallback - */ - performSearch: function(query, searchCallback) - { - this.cancelSearch(); - - /** - * @param {?Protocol.Error} error - * @param {string} searchId - * @param {number} resultsCount - */ - function callback(error, searchId, resultsCount) - { - this._searchId = searchId; - searchCallback(resultsCount); - } - DOMAgent.performSearch(query, callback.bind(this)); - }, - - /** - * @param {number} index - * @param {?function(DOMAgent.Node)} callback - */ - searchResult: function(index, callback) - { - if (this._searchId) { - /** - * @param {?Protocol.Error} error - * @param {Array.<number>} nodeIds - */ - function mycallback(error, nodeIds) - { - if (error) { - console.error(error); - callback(null); - return; - } - if (nodeIds.length != 1) - return; - - callback(this._idToDOMNode[nodeIds[0]]); - } - DOMAgent.getSearchResults(this._searchId, index, index + 1, mycallback.bind(this)); - } else - callback(null); - }, - - cancelSearch: function() - { - if (this._searchId) { - DOMAgent.discardSearchResults(this._searchId); - delete this._searchId; - } - }, - - /** - * @param {DOMAgent.NodeId} nodeId - * @param {string} selectors - * @param {function(?DOMAgent.NodeId)=} callback - */ - querySelector: function(nodeId, selectors, callback) - { - var callbackCast = /** @type {function(*)|undefined} */callback; - DOMAgent.querySelector(nodeId, selectors, this._wrapClientCallback(callbackCast)); - }, - - /** - * @param {DOMAgent.NodeId} nodeId - * @param {string} selectors - * @param {function(?Array.<DOMAgent.NodeId>)=} callback - */ - querySelectorAll: function(nodeId, selectors, callback) - { - var callbackCast = /** @type {function(*)|undefined} */callback; - DOMAgent.querySelectorAll(nodeId, selectors, this._wrapClientCallback(callbackCast)); - }, - - /** - * @param {?number} nodeId - * @param {string=} mode - */ - highlightDOMNode: function(nodeId, mode) - { - if (this._hideDOMNodeHighlightTimeout) { - clearTimeout(this._hideDOMNodeHighlightTimeout); - delete this._hideDOMNodeHighlightTimeout; - } - - this._highlightedDOMNodeId = nodeId; - if (nodeId) - DOMAgent.highlightNode.invoke({nodeId: nodeId, highlightConfig: this._buildHighlightConfig(mode)}); - else - DOMAgent.hideHighlight(); - }, - - highlightRect: function(rect, usePageCoordinates) - { - DOMAgent.highlightRect.invoke({ - x: rect.x, - y: rect.y, - width: rect.width, - height: rect.height, - color: {r: 111, g: 168, b: 220, a: 0.66}, - outlineColor: {r: 255, g: 229, b: 153, a: 0.66}, - usePageCoordinates: usePageCoordinates - }); - }, - - hideDOMNodeHighlight: function() - { - this.highlightDOMNode(0); - }, - - /** - * @param {?DOMAgent.NodeId} nodeId - */ - highlightDOMNodeForTwoSeconds: function(nodeId) - { - this.highlightDOMNode(nodeId); - this._hideDOMNodeHighlightTimeout = setTimeout(this.hideDOMNodeHighlight.bind(this), 2000); - }, - - get inspectModeEnabled() - { - return this._inspectModeEnabled; - }, - - set inspectModeEnabled(enabled) - { - function callback(error) - { - this._inspectModeEnabled = error ? false : enabled; - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.InspectModeStateChanged); - } - - DOMAgent.setInspectModeEnabled(enabled, this._buildHighlightConfig(), callback.bind(this)); - }, - - /** - * @param {string=} mode - */ - _buildHighlightConfig: function(mode) - { - mode = mode || "all"; - var highlightConfig = { showInfo: mode === "all" }; - if (mode === "all" || mode === "content") - highlightConfig.contentColor = {r: 111, g: 168, b: 220, a: 0.66}; - - if (mode === "all" || mode === "padding") - highlightConfig.paddingColor = {r: 147, g: 196, b: 125, a: 0.66}; - - if (mode === "all" || mode === "border") - highlightConfig.borderColor = {r: 255, g: 229, b: 153, a: 0.66}; - - if (mode === "all" || mode === "margin") - highlightConfig.marginColor = {r: 246, g: 178, b: 107, a: 0.66}; - - return highlightConfig; - }, - - _createContentFlowFromPayload: function(flowPayload) - { - // FIXME: Collect the regions from the payload. - var flow = new WebInspector.ContentFlow(flowPayload.documentNodeId, flowPayload.name, flowPayload.overset, flowPayload.content.map(this.nodeForId.bind(this))); - - for (var contentNode of flow.contentNodes) { - console.assert(!this._contentNodesToFlowsMap.has(contentNode.id)); - this._contentNodesToFlowsMap.set(contentNode.id, flow); - } - - return flow; - }, - - _updateContentFlowFromPayload: function(contentFlow, flowPayload) - { - console.assert(contentFlow.contentNodes.length === flowPayload.content.length); - for (var i = 0; i < contentFlow.contentNodes.length; ++i) - console.assert(contentFlow.contentNodes[i].id === flowPayload.content[i]); - - // FIXME: Collect the regions from the payload. - contentFlow.overset = flowPayload.overset; - }, - - getNamedFlowCollection: function(documentNodeIdentifier) - { - function onNamedFlowCollectionAvailable(error, flows) - { - if (error) { - console.error("Error while getting the named flows for document " + documentNodeIdentifier + ": " + error); - return; - } - this._contentNodesToFlowsMap.clear(); - var contentFlows = []; - for (var i = 0; i < flows.length; ++i) { - var flowPayload = flows[i]; - var flowKey = WebInspector.DOMTreeManager._flowPayloadHashKey(flowPayload); - var contentFlow = this._flows.get(flowKey); - if (contentFlow) - this._updateContentFlowFromPayload(contentFlow, flowPayload); - else { - contentFlow = this._createContentFlowFromPayload(flowPayload); - this._flows.set(flowKey, contentFlow); - } - contentFlows.push(contentFlow); - } - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.ContentFlowListWasUpdated, {documentNodeIdentifier: documentNodeIdentifier, flows: contentFlows}); - } - CSSAgent.getNamedFlowCollection(documentNodeIdentifier, onNamedFlowCollectionAvailable.bind(this)); - }, - - namedFlowCreated: function(flowPayload) - { - var flowKey = WebInspector.DOMTreeManager._flowPayloadHashKey(flowPayload); - console.assert(!this._flows.has(flowKey)); - var contentFlow = this._createContentFlowFromPayload(flowPayload); - this._flows.set(flowKey, contentFlow); - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.ContentFlowWasAdded, {flow: contentFlow}); - }, - - namedFlowRemoved: function(documentNodeIdentifier, flowName) - { - var flowKey = WebInspector.DOMTreeManager._flowPayloadHashKey({documentNodeId: documentNodeIdentifier, name: flowName}); - var contentFlow = this._flows.get(flowKey); - console.assert(contentFlow); - this._flows.delete(flowKey); - - // Remove any back links to this flow from the content nodes. - for (var contentNode of contentFlow.contentNodes) - this._contentNodesToFlowsMap.delete(contentNode.id); - - this.dispatchEventToListeners(WebInspector.DOMTreeManager.Event.ContentFlowWasRemoved, {flow: contentFlow}); - }, - - _sendNamedFlowUpdateEvents: function(flowPayload) - { - var flowKey = WebInspector.DOMTreeManager._flowPayloadHashKey(flowPayload); - console.assert(this._flows.has(flowKey)); - this._updateContentFlowFromPayload(this._flows.get(flowKey), flowPayload); - }, - - regionLayoutUpdated: function(flowPayload) - { - this._sendNamedFlowUpdateEvents(flowPayload); - }, - - regionOversetChanged: function(flowPayload) - { - this._sendNamedFlowUpdateEvents(flowPayload); - }, - - registeredNamedFlowContentElement: function(documentNodeIdentifier, flowName, contentNodeId, nextContentElementNodeId) - { - var flowKey = WebInspector.DOMTreeManager._flowPayloadHashKey({documentNodeId: documentNodeIdentifier, name: flowName}); - console.assert(this._flows.has(flowKey)); - console.assert(!this._contentNodesToFlowsMap.has(contentNodeId)); - - var flow = this._flows.get(flowKey); - var contentNode = this.nodeForId(contentNodeId); - - this._contentNodesToFlowsMap.set(contentNode.id, flow); - - if (nextContentElementNodeId) - flow.insertContentNodeBefore(contentNode, this.nodeForId(nextContentElementNodeId)); - else - flow.appendContentNode(contentNode); - }, - - _removeContentNodeFromFlowIfNeeded: function(node) - { - if (!this._contentNodesToFlowsMap.has(node.id)) - return; - var flow = this._contentNodesToFlowsMap.get(node.id); - this._contentNodesToFlowsMap.delete(node.id); - flow.removeContentNode(node); - }, - - unregisteredNamedFlowContentElement: function(documentNodeIdentifier, flowName, contentNodeId) - { - console.assert(this._contentNodesToFlowsMap.has(contentNodeId)); - - var flow = this._contentNodesToFlowsMap.get(contentNodeId); - console.assert(flow.id === WebInspector.DOMTreeManager._flowPayloadHashKey({documentNodeId: documentNodeIdentifier, name: flowName})); - - this._contentNodesToFlowsMap.delete(contentNodeId); - flow.removeContentNode(this.nodeForId(contentNodeId)); - }, - - _coerceRemoteArrayOfDOMNodes: function(objectId, callback) - { - var length, nodes, received = 0, lastError = null, domTreeManager = this; - - function nodeRequested(index, error, nodeId) - { - if (error) - lastError = error; - else - nodes[index] = domTreeManager._idToDOMNode[nodeId]; - if (++received === length) - callback(lastError, nodes); - } - - WebInspector.runtimeManager.getPropertiesForRemoteObject(objectId, function(error, properties) { - if (error) { - callback(error); - return; - } - - var lengthProperty = properties.get("length"); - if (!lengthProperty || lengthProperty.value.type !== "number") { - callback(null); - return; - } - - length = lengthProperty.value.value; - if (!length) { - callback(null, []); - return; - } - - nodes = new Array(length); - for (var i = 0; i < length; ++i) { - var nodeProperty = properties.get(String(i)); - console.assert(nodeProperty.value.type === "object"); - DOMAgent.requestNode(nodeProperty.value.objectId, nodeRequested.bind(null, i)); - } - }); - }, - - getNodeContentFlowInfo: function(domNode, resultReadyCallback) - { - DOMAgent.resolveNode(domNode.id, domNodeResolved.bind(this)); - - function domNodeResolved(error, remoteObject) - { - if (error) { - resultReadyCallback(error); - return; - } - // Serialize "backendFunction" and execute it in the context of the page - // passing the DOMNode as the "this" reference. - var evalParameters = { - objectId: remoteObject.objectId, - functionDeclaration: backendFunction.toString(), - doNotPauseOnExceptionsAndMuteConsole: true, - returnByValue: false, - generatePreview: false - }; - RuntimeAgent.callFunctionOn.invoke(evalParameters, regionNodesAvailable.bind(this)); - } - - function regionNodesAvailable(error, remoteObject, wasThrown) - { - if (error) { - resultReadyCallback(error); - return; - } - - if (wasThrown) { - // We should never get here, but having the error is useful for debugging. - console.error("Error while executing backend function:", JSON.stringify(remoteObject)); - resultReadyCallback(null); - return; - } - - // The backend function can never return null. - console.assert(remoteObject.type === "object"); - console.assert(remoteObject.objectId); - WebInspector.runtimeManager.getPropertiesForRemoteObject(remoteObject.objectId, remoteObjectPropertiesAvailable.bind(this)); - } - - function remoteObjectPropertiesAvailable(error, properties) { - if (error) { - resultReadyCallback(error); - return; - } - - var result = { - regionFlow: null, - contentFlow: null, - regions: null - }; - - var regionFlowNameProperty = properties.get("regionFlowName"); - if (regionFlowNameProperty && regionFlowNameProperty.value && regionFlowNameProperty.value.value) { - console.assert(regionFlowNameProperty.value.type === "string"); - var regionFlowKey = WebInspector.DOMTreeManager._flowPayloadHashKey({documentNodeId: domNode.ownerDocument.id, name: regionFlowNameProperty.value.value}); - result.regionFlow = this._flows.get(regionFlowKey); - } - - var contentFlowNameProperty = properties.get("contentFlowName"); - if (contentFlowNameProperty && contentFlowNameProperty.value && contentFlowNameProperty.value.value) { - console.assert(contentFlowNameProperty.value.type === "string"); - var contentFlowKey = WebInspector.DOMTreeManager._flowPayloadHashKey({documentNodeId: domNode.ownerDocument.id, name: contentFlowNameProperty.value.value}); - result.contentFlow = this._flows.get(contentFlowKey); - } - - var regionsProperty = properties.get("regions"); - if (!regionsProperty || !regionsProperty.value.objectId) { - // The list of regions is null. - resultReadyCallback(null, result); - return; - } - - console.assert(regionsProperty.value.type === "object"); - console.assert(regionsProperty.value.subtype === "array"); - this._coerceRemoteArrayOfDOMNodes(regionsProperty.value.objectId, function(error, nodes) { - result.regions = nodes; - resultReadyCallback(error, result); - }); - } - - // Note that "backendFunction" is serialized and executed in the context of the page. - function backendFunction() - { - function getComputedProperty(node, propertyName) - { - if (!node.ownerDocument || !node.ownerDocument.defaultView) - return null; - var computedStyle = node.ownerDocument.defaultView.getComputedStyle(node); - return computedStyle ? computedStyle[propertyName] : null; - } - - function getContentFlowName(node) - { - for (; node; node = node.parentNode) { - var flowName = getComputedProperty(node, "webkitFlowInto"); - if (flowName && flowName !== "none") - return flowName; - } - return null; - } - - var node = this; - - // Even detached nodes have an ownerDocument. - console.assert(node.ownerDocument); - - var result = { - regionFlowName: getComputedProperty(node, "webkitFlowFrom"), - contentFlowName: getContentFlowName(node), - regions: null - }; - - if (result.contentFlowName) { - var flowThread = node.ownerDocument.webkitGetNamedFlows().namedItem(result.contentFlowName); - if (flowThread) - result.regions = flowThread.getRegionsByContent(node); - } - - return result; - } - } -} - -WebInspector.DOMTreeManager.prototype.__proto__ = WebInspector.Object.prototype; |