| /* |
| * Copyright (C) 2009 Apple Inc. All rights reserved. |
| * Copyright (C) 2009 Google Inc. All rights reserved. |
| * Copyright (C) 2009 Joseph Pecoraro |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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. |
| * 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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. |
| */ |
| |
| #include "config.h" |
| #include "InspectorDOMAgent.h" |
| |
| #if ENABLE(INSPECTOR) |
| |
| #include "AtomicString.h" |
| #include "CSSComputedStyleDeclaration.h" |
| #include "CSSMutableStyleDeclaration.h" |
| #include "CSSRule.h" |
| #include "CSSRuleList.h" |
| #include "CSSStyleRule.h" |
| #include "CSSStyleSelector.h" |
| #include "CSSStyleSheet.h" |
| #include "ContainerNode.h" |
| #include "Cookie.h" |
| #include "CookieJar.h" |
| #include "DOMWindow.h" |
| #include "Document.h" |
| #include "DocumentType.h" |
| #include "Event.h" |
| #include "EventListener.h" |
| #include "EventNames.h" |
| #include "EventTarget.h" |
| #include "Frame.h" |
| #include "FrameTree.h" |
| #include "HTMLElement.h" |
| #include "HTMLFrameOwnerElement.h" |
| #include "InspectorFrontend.h" |
| #include "MutationEvent.h" |
| #include "Node.h" |
| #include "NodeList.h" |
| #include "PlatformString.h" |
| #include "RenderStyle.h" |
| #include "RenderStyleConstants.h" |
| #include "ScriptEventListener.h" |
| #include "ScriptObject.h" |
| #include "StyleSheetList.h" |
| #include "Text.h" |
| |
| #if ENABLE(XPATH) |
| #include "XPathResult.h" |
| #endif |
| |
| #include <wtf/text/CString.h> |
| #include <wtf/HashSet.h> |
| #include <wtf/ListHashSet.h> |
| #include <wtf/OwnPtr.h> |
| #include <wtf/Vector.h> |
| |
| namespace WebCore { |
| |
| class MatchJob { |
| public: |
| virtual void match(ListHashSet<Node*>& resultCollector) = 0; |
| virtual ~MatchJob() { } |
| |
| protected: |
| MatchJob(Document* document, const String& query) |
| : m_document(document) |
| , m_query(query) { } |
| |
| void addNodesToResults(PassRefPtr<NodeList> nodes, ListHashSet<Node*>& resultCollector) |
| { |
| for (unsigned i = 0; nodes && i < nodes->length(); ++i) |
| resultCollector.add(nodes->item(i)); |
| } |
| |
| RefPtr<Document> m_document; |
| String m_query; |
| }; |
| |
| namespace { |
| |
| class MatchExactIdJob : public WebCore::MatchJob { |
| public: |
| MatchExactIdJob(Document* document, const String& query) : WebCore::MatchJob(document, query) { } |
| virtual ~MatchExactIdJob() { } |
| |
| protected: |
| virtual void match(ListHashSet<Node*>& resultCollector) |
| { |
| if (m_query.isEmpty()) |
| return; |
| |
| Element* element = m_document->getElementById(m_query); |
| if (element) |
| resultCollector.add(element); |
| } |
| }; |
| |
| class MatchExactClassNamesJob : public WebCore::MatchJob { |
| public: |
| MatchExactClassNamesJob(Document* document, const String& query) : WebCore::MatchJob(document, query) { } |
| virtual ~MatchExactClassNamesJob() { } |
| |
| virtual void match(ListHashSet<Node*>& resultCollector) |
| { |
| if (!m_query.isEmpty()) |
| addNodesToResults(m_document->getElementsByClassName(m_query), resultCollector); |
| } |
| }; |
| |
| class MatchExactTagNamesJob : public WebCore::MatchJob { |
| public: |
| MatchExactTagNamesJob(Document* document, const String& query) : WebCore::MatchJob(document, query) { } |
| virtual ~MatchExactTagNamesJob() { } |
| |
| virtual void match(ListHashSet<Node*>& resultCollector) |
| { |
| if (!m_query.isEmpty()) |
| addNodesToResults(m_document->getElementsByName(m_query), resultCollector); |
| } |
| }; |
| |
| class MatchQuerySelectorAllJob : public WebCore::MatchJob { |
| public: |
| MatchQuerySelectorAllJob(Document* document, const String& query) : WebCore::MatchJob(document, query) { } |
| virtual ~MatchQuerySelectorAllJob() { } |
| |
| virtual void match(ListHashSet<Node*>& resultCollector) |
| { |
| if (m_query.isEmpty()) |
| return; |
| |
| ExceptionCode ec = 0; |
| RefPtr<NodeList> list = m_document->querySelectorAll(m_query, ec); |
| if (!ec) |
| addNodesToResults(list, resultCollector); |
| } |
| }; |
| |
| class MatchXPathJob : public WebCore::MatchJob { |
| public: |
| MatchXPathJob(Document* document, const String& query) : WebCore::MatchJob(document, query) { } |
| virtual ~MatchXPathJob() { } |
| |
| virtual void match(ListHashSet<Node*>& resultCollector) |
| { |
| #if ENABLE(XPATH) |
| if (m_query.isEmpty()) |
| return; |
| |
| ExceptionCode ec = 0; |
| RefPtr<XPathResult> result = m_document->evaluate(m_query, m_document.get(), 0, XPathResult::ORDERED_NODE_SNAPSHOT_TYPE, 0, ec); |
| if (ec || !result) |
| return; |
| |
| unsigned long size = result->snapshotLength(ec); |
| for (unsigned long i = 0; !ec && i < size; ++i) { |
| Node* node = result->snapshotItem(i, ec); |
| if (!ec) |
| resultCollector.add(node); |
| } |
| #endif |
| } |
| }; |
| |
| class MatchPlainTextJob : public MatchXPathJob { |
| public: |
| MatchPlainTextJob(Document* document, const String& query) : MatchXPathJob(document, query) |
| { |
| m_query = "//text()[contains(., '" + m_query + "')] | //comment()[contains(., '" + m_query + "')]"; |
| } |
| virtual ~MatchPlainTextJob() { } |
| }; |
| |
| } |
| |
| InspectorDOMAgent::InspectorDOMAgent(InspectorCSSStore* cssStore, InspectorFrontend* frontend) |
| : EventListener(InspectorDOMAgentType) |
| , m_cssStore(cssStore) |
| , m_frontend(frontend) |
| , m_lastNodeId(1) |
| , m_matchJobsTimer(this, &InspectorDOMAgent::onMatchJobsTimer) |
| { |
| } |
| |
| InspectorDOMAgent::~InspectorDOMAgent() |
| { |
| reset(); |
| } |
| |
| void InspectorDOMAgent::reset() |
| { |
| searchCanceled(); |
| discardBindings(); |
| |
| ListHashSet<RefPtr<Document> > copy = m_documents; |
| for (ListHashSet<RefPtr<Document> >::iterator it = copy.begin(); it != copy.end(); ++it) |
| stopListening((*it).get()); |
| |
| ASSERT(!m_documents.size()); |
| } |
| |
| void InspectorDOMAgent::setDocument(Document* doc) |
| { |
| if (doc == mainFrameDocument()) |
| return; |
| |
| reset(); |
| |
| if (doc) { |
| startListening(doc); |
| if (doc->documentElement()) |
| pushDocumentToFrontend(); |
| } else |
| m_frontend->setDocument(ScriptObject()); |
| } |
| |
| void InspectorDOMAgent::releaseDanglingNodes() |
| { |
| deleteAllValues(m_danglingNodeToIdMaps); |
| m_danglingNodeToIdMaps.clear(); |
| } |
| |
| void InspectorDOMAgent::startListening(Document* doc) |
| { |
| if (m_documents.contains(doc)) |
| return; |
| |
| doc->addEventListener(eventNames().DOMContentLoadedEvent, this, false); |
| doc->addEventListener(eventNames().loadEvent, this, true); |
| m_documents.add(doc); |
| } |
| |
| void InspectorDOMAgent::stopListening(Document* doc) |
| { |
| if (!m_documents.contains(doc)) |
| return; |
| |
| doc->removeEventListener(eventNames().DOMContentLoadedEvent, this, false); |
| doc->removeEventListener(eventNames().loadEvent, this, true); |
| m_documents.remove(doc); |
| } |
| |
| void InspectorDOMAgent::handleEvent(ScriptExecutionContext*, Event* event) |
| { |
| AtomicString type = event->type(); |
| Node* node = event->target()->toNode(); |
| |
| if (type == eventNames().DOMContentLoadedEvent) { |
| // Re-push document once it is loaded. |
| discardBindings(); |
| pushDocumentToFrontend(); |
| } else if (type == eventNames().loadEvent) { |
| long frameOwnerId = m_documentNodeToIdMap.get(node); |
| if (!frameOwnerId) |
| return; |
| |
| if (!m_childrenRequested.contains(frameOwnerId)) { |
| // No children are mapped yet -> only notify on changes of hasChildren. |
| m_frontend->childNodeCountUpdated(frameOwnerId, innerChildNodeCount(node)); |
| } else { |
| // Re-add frame owner element together with its new children. |
| long parentId = m_documentNodeToIdMap.get(innerParentNode(node)); |
| m_frontend->childNodeRemoved(parentId, frameOwnerId); |
| ScriptObject value = buildObjectForNode(node, 0, &m_documentNodeToIdMap); |
| Node* previousSibling = innerPreviousSibling(node); |
| long prevId = previousSibling ? m_documentNodeToIdMap.get(previousSibling) : 0; |
| m_frontend->childNodeInserted(parentId, prevId, value); |
| // Invalidate children requested flag for the element. |
| m_childrenRequested.remove(m_childrenRequested.find(frameOwnerId)); |
| } |
| } |
| } |
| |
| long InspectorDOMAgent::bind(Node* node, NodeToIdMap* nodesMap) |
| { |
| long id = nodesMap->get(node); |
| if (id) |
| return id; |
| id = m_lastNodeId++; |
| nodesMap->set(node, id); |
| m_idToNode.set(id, node); |
| m_idToNodesMap.set(id, nodesMap); |
| return id; |
| } |
| |
| void InspectorDOMAgent::unbind(Node* node, NodeToIdMap* nodesMap) |
| { |
| if (node->isFrameOwnerElement()) { |
| const HTMLFrameOwnerElement* frameOwner = static_cast<const HTMLFrameOwnerElement*>(node); |
| stopListening(frameOwner->contentDocument()); |
| cssStore()->removeDocument(frameOwner->contentDocument()); |
| } |
| |
| long id = nodesMap->get(node); |
| if (!id) |
| return; |
| m_idToNode.remove(id); |
| nodesMap->remove(node); |
| bool childrenRequested = m_childrenRequested.contains(id); |
| if (childrenRequested) { |
| // Unbind subtree known to client recursively. |
| m_childrenRequested.remove(id); |
| Node* child = innerFirstChild(node); |
| while (child) { |
| unbind(child, nodesMap); |
| child = innerNextSibling(child); |
| } |
| } |
| } |
| |
| bool InspectorDOMAgent::pushDocumentToFrontend() |
| { |
| Document* document = mainFrameDocument(); |
| if (!document) |
| return false; |
| if (!m_documentNodeToIdMap.contains(document)) |
| m_frontend->setDocument(buildObjectForNode(document, 2, &m_documentNodeToIdMap)); |
| return true; |
| } |
| |
| void InspectorDOMAgent::pushChildNodesToFrontend(long nodeId) |
| { |
| Node* node = nodeForId(nodeId); |
| if (!node || (node->nodeType() != Node::ELEMENT_NODE && node->nodeType() != Node::DOCUMENT_NODE && node->nodeType() != Node::DOCUMENT_FRAGMENT_NODE)) |
| return; |
| if (m_childrenRequested.contains(nodeId)) |
| return; |
| |
| NodeToIdMap* nodeMap = m_idToNodesMap.get(nodeId); |
| ScriptArray children = buildArrayForContainerChildren(node, 1, nodeMap); |
| m_childrenRequested.add(nodeId); |
| m_frontend->setChildNodes(nodeId, children); |
| } |
| |
| long InspectorDOMAgent::pushNodeByPathToFrontend(const String& path) |
| { |
| Node* node = nodeForPath(path); |
| if (!node) |
| return 0; |
| return pushNodePathToFrontend(node); |
| } |
| |
| long InspectorDOMAgent::inspectedNode(unsigned long num) |
| { |
| if (num < m_inspectedNodes.size()) |
| return m_inspectedNodes[num]; |
| return 0; |
| } |
| |
| void InspectorDOMAgent::discardBindings() |
| { |
| m_documentNodeToIdMap.clear(); |
| m_idToNode.clear(); |
| releaseDanglingNodes(); |
| m_childrenRequested.clear(); |
| m_inspectedNodes.clear(); |
| } |
| |
| Node* InspectorDOMAgent::nodeForId(long id) |
| { |
| if (!id) |
| return 0; |
| |
| HashMap<long, Node*>::iterator it = m_idToNode.find(id); |
| if (it != m_idToNode.end()) |
| return it->second; |
| return 0; |
| } |
| |
| void InspectorDOMAgent::getChildNodes(long callId, long nodeId) |
| { |
| pushChildNodesToFrontend(nodeId); |
| m_frontend->didGetChildNodes(callId); |
| } |
| |
| long InspectorDOMAgent::pushNodePathToFrontend(Node* nodeToPush) |
| { |
| ASSERT(nodeToPush); // Invalid input |
| |
| // If we are sending information to the client that is currently being created. Send root node first. |
| if (!pushDocumentToFrontend()) |
| return 0; |
| |
| // Return id in case the node is known. |
| long result = m_documentNodeToIdMap.get(nodeToPush); |
| if (result) |
| return result; |
| |
| Node* node = nodeToPush; |
| Vector<Node*> path; |
| NodeToIdMap* danglingMap = 0; |
| while (true) { |
| Node* parent = innerParentNode(node); |
| if (!parent) { |
| // Node being pushed is detached -> push subtree root. |
| danglingMap = new NodeToIdMap(); |
| m_danglingNodeToIdMaps.append(danglingMap); |
| m_frontend->setDetachedRoot(buildObjectForNode(node, 0, danglingMap)); |
| break; |
| } else { |
| path.append(parent); |
| if (m_documentNodeToIdMap.get(parent)) |
| break; |
| else |
| node = parent; |
| } |
| } |
| |
| NodeToIdMap* map = danglingMap ? danglingMap : &m_documentNodeToIdMap; |
| for (int i = path.size() - 1; i >= 0; --i) { |
| long nodeId = map->get(path.at(i)); |
| ASSERT(nodeId); |
| pushChildNodesToFrontend(nodeId); |
| } |
| return map->get(nodeToPush); |
| } |
| |
| void InspectorDOMAgent::setAttribute(long callId, long elementId, const String& name, const String& value) |
| { |
| Node* node = nodeForId(elementId); |
| if (node && (node->nodeType() == Node::ELEMENT_NODE)) { |
| Element* element = static_cast<Element*>(node); |
| ExceptionCode ec = 0; |
| element->setAttribute(name, value, ec); |
| m_frontend->didApplyDomChange(callId, ec == 0); |
| } else { |
| m_frontend->didApplyDomChange(callId, false); |
| } |
| } |
| |
| void InspectorDOMAgent::removeAttribute(long callId, long elementId, const String& name) |
| { |
| Node* node = nodeForId(elementId); |
| if (node && (node->nodeType() == Node::ELEMENT_NODE)) { |
| Element* element = static_cast<Element*>(node); |
| ExceptionCode ec = 0; |
| element->removeAttribute(name, ec); |
| m_frontend->didApplyDomChange(callId, ec == 0); |
| } else { |
| m_frontend->didApplyDomChange(callId, false); |
| } |
| } |
| |
| void InspectorDOMAgent::removeNode(long callId, long nodeId) |
| { |
| Node* node = nodeForId(nodeId); |
| if (!node) { |
| m_frontend->didRemoveNode(callId, 0); |
| return; |
| } |
| |
| Node* parentNode = node->parentNode(); |
| if (!parentNode) { |
| m_frontend->didRemoveNode(callId, 0); |
| return; |
| } |
| |
| ExceptionCode ec = 0; |
| parentNode->removeChild(node, ec); |
| if (ec) { |
| m_frontend->didRemoveNode(callId, 0); |
| return; |
| } |
| |
| m_frontend->didRemoveNode(callId, nodeId); |
| } |
| |
| void InspectorDOMAgent::changeTagName(long callId, long nodeId, const String& tagName) |
| { |
| Node* oldNode = nodeForId(nodeId); |
| if (!oldNode || !oldNode->isElementNode()) { |
| m_frontend->didChangeTagName(callId, 0); |
| return; |
| } |
| |
| bool childrenRequested = m_childrenRequested.contains(nodeId); |
| |
| ExceptionCode ec = 0; |
| RefPtr<Element> newElem = oldNode->document()->createElement(tagName, ec); |
| if (ec) { |
| m_frontend->didChangeTagName(callId, 0); |
| return; |
| } |
| |
| // Copy over the original node's attributes. |
| Element* oldElem = static_cast<Element*>(oldNode); |
| newElem->copyNonAttributeProperties(oldElem); |
| if (oldElem->attributes()) |
| newElem->attributes()->setAttributes(*(oldElem->attributes(true))); |
| |
| // Copy over the original node's children. |
| Node* child; |
| while ((child = oldNode->firstChild())) |
| newElem->appendChild(child, ec); |
| |
| // Replace the old node with the new node |
| Node* parent = oldNode->parentNode(); |
| parent->insertBefore(newElem, oldNode->nextSibling(), ec); |
| parent->removeChild(oldNode, ec); |
| |
| if (ec) { |
| m_frontend->didChangeTagName(callId, 0); |
| return; |
| } |
| |
| long newId = pushNodePathToFrontend(newElem.get()); |
| if (childrenRequested) |
| pushChildNodesToFrontend(newId); |
| m_frontend->didChangeTagName(callId, newId); |
| } |
| |
| void InspectorDOMAgent::getOuterHTML(long callId, long nodeId) |
| { |
| Node* node = nodeForId(nodeId); |
| if (!node || !node->isHTMLElement()) { |
| m_frontend->didGetOuterHTML(callId, ""); |
| return; |
| } |
| |
| HTMLElement* htmlElement = static_cast<HTMLElement*>(node); |
| m_frontend->didGetOuterHTML(callId, htmlElement->outerHTML()); |
| } |
| |
| void InspectorDOMAgent::setOuterHTML(long callId, long nodeId, const String& outerHTML) |
| { |
| Node* node = nodeForId(nodeId); |
| if (!node || !node->isHTMLElement()) { |
| m_frontend->didSetOuterHTML(callId, 0); |
| return; |
| } |
| |
| bool childrenRequested = m_childrenRequested.contains(nodeId); |
| Node* previousSibling = node->previousSibling(); |
| Node* parentNode = node->parentNode(); |
| |
| HTMLElement* htmlElement = static_cast<HTMLElement*>(node); |
| ExceptionCode ec = 0; |
| htmlElement->setOuterHTML(outerHTML, ec); |
| if (ec) |
| m_frontend->didSetOuterHTML(callId, 0); |
| |
| Node* newNode = previousSibling ? previousSibling->nextSibling() : parentNode->firstChild(); |
| |
| long newId = pushNodePathToFrontend(newNode); |
| if (childrenRequested) |
| pushChildNodesToFrontend(newId); |
| |
| m_frontend->didSetOuterHTML(callId, newId); |
| } |
| |
| void InspectorDOMAgent::setTextNodeValue(long callId, long nodeId, const String& value) |
| { |
| Node* node = nodeForId(nodeId); |
| if (node && (node->nodeType() == Node::TEXT_NODE)) { |
| Text* text_node = static_cast<Text*>(node); |
| ExceptionCode ec = 0; |
| text_node->replaceWholeText(value, ec); |
| m_frontend->didApplyDomChange(callId, ec == 0); |
| } else { |
| m_frontend->didApplyDomChange(callId, false); |
| } |
| } |
| |
| void InspectorDOMAgent::getEventListenersForNode(long callId, long nodeId) |
| { |
| Node* node = nodeForId(nodeId); |
| ScriptArray listenersArray = m_frontend->newScriptArray(); |
| unsigned counter = 0; |
| EventTargetData* d; |
| |
| // Quick break if a null node or no listeners at all |
| if (!node || !(d = node->eventTargetData())) { |
| m_frontend->didGetEventListenersForNode(callId, nodeId, listenersArray); |
| return; |
| } |
| |
| // Get the list of event types this Node is concerned with |
| Vector<AtomicString> eventTypes; |
| const EventListenerMap& listenerMap = d->eventListenerMap; |
| EventListenerMap::const_iterator end = listenerMap.end(); |
| for (EventListenerMap::const_iterator iter = listenerMap.begin(); iter != end; ++iter) |
| eventTypes.append(iter->first); |
| |
| // Quick break if no useful listeners |
| size_t eventTypesLength = eventTypes.size(); |
| if (eventTypesLength == 0) { |
| m_frontend->didGetEventListenersForNode(callId, nodeId, listenersArray); |
| return; |
| } |
| |
| // The Node's Event Ancestors (not including self) |
| Vector<RefPtr<ContainerNode> > ancestors; |
| node->eventAncestors(ancestors); |
| |
| // Nodes and their Listeners for the concerned event types (order is top to bottom) |
| Vector<EventListenerInfo> eventInformation; |
| for (size_t i = ancestors.size(); i; --i) { |
| ContainerNode* ancestor = ancestors[i - 1].get(); |
| for (size_t j = 0; j < eventTypesLength; ++j) { |
| AtomicString& type = eventTypes[j]; |
| if (ancestor->hasEventListeners(type)) |
| eventInformation.append(EventListenerInfo(static_cast<Node*>(ancestor), type, ancestor->getEventListeners(type))); |
| } |
| } |
| |
| // Insert the Current Node at the end of that list (last in capturing, first in bubbling) |
| for (size_t i = 0; i < eventTypesLength; ++i) { |
| const AtomicString& type = eventTypes[i]; |
| eventInformation.append(EventListenerInfo(node, type, node->getEventListeners(type))); |
| } |
| |
| // Get Capturing Listeners (in this order) |
| size_t eventInformationLength = eventInformation.size(); |
| for (size_t i = 0; i < eventInformationLength; ++i) { |
| const EventListenerInfo& info = eventInformation[i]; |
| const EventListenerVector& vector = info.eventListenerVector; |
| for (size_t j = 0; j < vector.size(); ++j) { |
| const RegisteredEventListener& listener = vector[j]; |
| if (listener.useCapture) |
| listenersArray.set(counter++, buildObjectForEventListener(listener, info.eventType, info.node)); |
| } |
| } |
| |
| // Get Bubbling Listeners (reverse order) |
| for (size_t i = eventInformationLength; i; --i) { |
| const EventListenerInfo& info = eventInformation[i - 1]; |
| const EventListenerVector& vector = info.eventListenerVector; |
| for (size_t j = 0; j < vector.size(); ++j) { |
| const RegisteredEventListener& listener = vector[j]; |
| if (!listener.useCapture) |
| listenersArray.set(counter++, buildObjectForEventListener(listener, info.eventType, info.node)); |
| } |
| } |
| |
| m_frontend->didGetEventListenersForNode(callId, nodeId, listenersArray); |
| } |
| |
| void InspectorDOMAgent::addInspectedNode(long nodeId) |
| { |
| m_inspectedNodes.prepend(nodeId); |
| while (m_inspectedNodes.size() > 5) |
| m_inspectedNodes.removeLast(); |
| } |
| |
| void InspectorDOMAgent::performSearch(const String& whitespaceTrimmedQuery, bool runSynchronously) |
| { |
| // FIXME: Few things are missing here: |
| // 1) Search works with node granularity - number of matches within node is not calculated. |
| // 2) There is no need to push all search results to the front-end at a time, pushing next / previous result |
| // is sufficient. |
| |
| int queryLength = whitespaceTrimmedQuery.length(); |
| bool startTagFound = !whitespaceTrimmedQuery.find('<'); |
| bool endTagFound = whitespaceTrimmedQuery.reverseFind('>') + 1 == queryLength; |
| |
| String tagNameQuery = whitespaceTrimmedQuery; |
| if (startTagFound || endTagFound) |
| tagNameQuery = tagNameQuery.substring(startTagFound ? 1 : 0, endTagFound ? queryLength - 1 : queryLength); |
| if (!Document::isValidName(tagNameQuery)) |
| tagNameQuery = ""; |
| |
| String attributeNameQuery = whitespaceTrimmedQuery; |
| if (!Document::isValidName(attributeNameQuery)) |
| attributeNameQuery = ""; |
| |
| String escapedQuery = whitespaceTrimmedQuery; |
| escapedQuery.replace("'", "\\'"); |
| String escapedTagNameQuery = tagNameQuery; |
| escapedTagNameQuery.replace("'", "\\'"); |
| |
| // Clear pending jobs. |
| searchCanceled(); |
| |
| // Find all frames, iframes and object elements to search their documents. |
| for (Frame* frame = mainFrameDocument()->frame(); frame; frame = frame->tree()->traverseNext()) { |
| Document* document = frame->document(); |
| if (!document) |
| continue; |
| |
| if (!tagNameQuery.isEmpty() && startTagFound && endTagFound) { |
| m_pendingMatchJobs.append(new MatchExactTagNamesJob(document, tagNameQuery)); |
| m_pendingMatchJobs.append(new MatchPlainTextJob(document, escapedQuery)); |
| continue; |
| } |
| |
| if (!tagNameQuery.isEmpty() && startTagFound) { |
| m_pendingMatchJobs.append(new MatchXPathJob(document, "//*[starts-with(name(), '" + escapedTagNameQuery + "')]")); |
| m_pendingMatchJobs.append(new MatchPlainTextJob(document, escapedQuery)); |
| continue; |
| } |
| |
| if (!tagNameQuery.isEmpty() && endTagFound) { |
| // FIXME: we should have a matchEndOfTagNames search function if endTagFound is true but not startTagFound. |
| // This requires ends-with() support in XPath, WebKit only supports starts-with() and contains(). |
| m_pendingMatchJobs.append(new MatchXPathJob(document, "//*[contains(name(), '" + escapedTagNameQuery + "')]")); |
| m_pendingMatchJobs.append(new MatchPlainTextJob(document, escapedQuery)); |
| continue; |
| } |
| |
| bool matchesEveryNode = whitespaceTrimmedQuery == "//*" || whitespaceTrimmedQuery == "*"; |
| if (matchesEveryNode) { |
| // These queries will match every node. Matching everything isn't useful and can be slow for large pages, |
| // so limit the search functions list to plain text and attribute matching for these. |
| m_pendingMatchJobs.append(new MatchXPathJob(document, "//*[contains(@*, '" + escapedQuery + "')]")); |
| m_pendingMatchJobs.append(new MatchPlainTextJob(document, escapedQuery)); |
| continue; |
| } |
| |
| m_pendingMatchJobs.append(new MatchExactIdJob(document, whitespaceTrimmedQuery)); |
| m_pendingMatchJobs.append(new MatchExactClassNamesJob(document, whitespaceTrimmedQuery)); |
| m_pendingMatchJobs.append(new MatchExactTagNamesJob(document, tagNameQuery)); |
| m_pendingMatchJobs.append(new MatchQuerySelectorAllJob(document, "[" + attributeNameQuery + "]")); |
| m_pendingMatchJobs.append(new MatchQuerySelectorAllJob(document, whitespaceTrimmedQuery)); |
| m_pendingMatchJobs.append(new MatchXPathJob(document, "//*[contains(@*, '" + escapedQuery + "')]")); |
| if (!tagNameQuery.isEmpty()) |
| m_pendingMatchJobs.append(new MatchXPathJob(document, "//*[contains(name(), '" + escapedTagNameQuery + "')]")); |
| m_pendingMatchJobs.append(new MatchPlainTextJob(document, escapedQuery)); |
| m_pendingMatchJobs.append(new MatchXPathJob(document, whitespaceTrimmedQuery)); |
| } |
| |
| if (runSynchronously) { |
| // For tests. |
| ListHashSet<Node*> resultCollector; |
| for (Deque<MatchJob*>::iterator it = m_pendingMatchJobs.begin(); it != m_pendingMatchJobs.end(); ++it) |
| (*it)->match(resultCollector); |
| reportNodesAsSearchResults(resultCollector); |
| searchCanceled(); |
| return; |
| } |
| m_matchJobsTimer.startOneShot(0); |
| } |
| |
| void InspectorDOMAgent::searchCanceled() |
| { |
| if (m_matchJobsTimer.isActive()) |
| m_matchJobsTimer.stop(); |
| deleteAllValues(m_pendingMatchJobs); |
| m_pendingMatchJobs.clear(); |
| m_searchResults.clear(); |
| } |
| |
| String InspectorDOMAgent::documentURLString(Document* document) const |
| { |
| if (!document || document->url().isNull()) |
| return ""; |
| return document->url().string(); |
| } |
| |
| ScriptObject InspectorDOMAgent::buildObjectForNode(Node* node, int depth, NodeToIdMap* nodesMap) |
| { |
| ScriptObject value = m_frontend->newScriptObject(); |
| |
| long id = bind(node, nodesMap); |
| String nodeName; |
| String localName; |
| String nodeValue; |
| |
| switch (node->nodeType()) { |
| case Node::TEXT_NODE: |
| case Node::COMMENT_NODE: |
| nodeValue = node->nodeValue(); |
| break; |
| case Node::ATTRIBUTE_NODE: |
| localName = node->localName(); |
| break; |
| case Node::DOCUMENT_FRAGMENT_NODE: |
| break; |
| case Node::DOCUMENT_NODE: |
| case Node::ELEMENT_NODE: |
| default: |
| nodeName = node->nodeName(); |
| localName = node->localName(); |
| break; |
| } |
| |
| value.set("id", id); |
| value.set("nodeType", node->nodeType()); |
| value.set("nodeName", nodeName); |
| value.set("localName", localName); |
| value.set("nodeValue", nodeValue); |
| |
| if (node->nodeType() == Node::ELEMENT_NODE || node->nodeType() == Node::DOCUMENT_NODE || node->nodeType() == Node::DOCUMENT_FRAGMENT_NODE) { |
| int nodeCount = innerChildNodeCount(node); |
| value.set("childNodeCount", nodeCount); |
| ScriptArray children = buildArrayForContainerChildren(node, depth, nodesMap); |
| if (children.length() > 0) |
| value.set("children", children); |
| |
| if (node->nodeType() == Node::ELEMENT_NODE) { |
| Element* element = static_cast<Element*>(node); |
| value.set("attributes", buildArrayForElementAttributes(element)); |
| if (node->isFrameOwnerElement()) { |
| HTMLFrameOwnerElement* frameOwner = static_cast<HTMLFrameOwnerElement*>(node); |
| value.set("documentURL", documentURLString(frameOwner->contentDocument())); |
| } |
| } else if (node->nodeType() == Node::DOCUMENT_NODE) { |
| Document* document = static_cast<Document*>(node); |
| value.set("documentURL", documentURLString(document)); |
| } |
| } else if (node->nodeType() == Node::DOCUMENT_TYPE_NODE) { |
| DocumentType* docType = static_cast<DocumentType*>(node); |
| value.set("publicId", docType->publicId()); |
| value.set("systemId", docType->systemId()); |
| value.set("internalSubset", docType->internalSubset()); |
| } |
| return value; |
| } |
| |
| ScriptArray InspectorDOMAgent::buildArrayForElementAttributes(Element* element) |
| { |
| ScriptArray attributesValue = m_frontend->newScriptArray(); |
| // Go through all attributes and serialize them. |
| const NamedNodeMap* attrMap = element->attributes(true); |
| if (!attrMap) |
| return attributesValue; |
| unsigned numAttrs = attrMap->length(); |
| int index = 0; |
| for (unsigned i = 0; i < numAttrs; ++i) { |
| // Add attribute pair |
| const Attribute *attribute = attrMap->attributeItem(i); |
| attributesValue.set(index++, attribute->name().toString()); |
| attributesValue.set(index++, attribute->value()); |
| } |
| return attributesValue; |
| } |
| |
| ScriptArray InspectorDOMAgent::buildArrayForContainerChildren(Node* container, int depth, NodeToIdMap* nodesMap) |
| { |
| ScriptArray children = m_frontend->newScriptArray(); |
| if (depth == 0) { |
| int index = 0; |
| // Special case the_only text child. |
| if (innerChildNodeCount(container) == 1) { |
| Node *child = innerFirstChild(container); |
| if (child->nodeType() == Node::TEXT_NODE) |
| children.set(index++, buildObjectForNode(child, 0, nodesMap)); |
| } |
| return children; |
| } else if (depth > 0) { |
| depth--; |
| } |
| |
| int index = 0; |
| for (Node *child = innerFirstChild(container); child; child = innerNextSibling(child)) |
| children.set(index++, buildObjectForNode(child, depth, nodesMap)); |
| return children; |
| } |
| |
| ScriptObject InspectorDOMAgent::buildObjectForEventListener(const RegisteredEventListener& registeredEventListener, const AtomicString& eventType, Node* node) |
| { |
| RefPtr<EventListener> eventListener = registeredEventListener.listener; |
| ScriptObject value = m_frontend->newScriptObject(); |
| value.set("type", eventType); |
| value.set("useCapture", registeredEventListener.useCapture); |
| value.set("isAttribute", eventListener->isAttribute()); |
| value.set("nodeId", pushNodePathToFrontend(node)); |
| value.set("listenerBody", eventListenerHandlerBody(node->document(), m_frontend->scriptState(), eventListener.get())); |
| String sourceName; |
| int lineNumber; |
| if (eventListenerHandlerLocation(node->document(), m_frontend->scriptState(), eventListener.get(), sourceName, lineNumber)) { |
| value.set("sourceName", sourceName); |
| value.set("lineNumber", lineNumber); |
| } |
| return value; |
| } |
| |
| Node* InspectorDOMAgent::innerFirstChild(Node* node) |
| { |
| if (node->isFrameOwnerElement()) { |
| HTMLFrameOwnerElement* frameOwner = static_cast<HTMLFrameOwnerElement*>(node); |
| Document* doc = frameOwner->contentDocument(); |
| if (doc) { |
| startListening(doc); |
| return doc->firstChild(); |
| } |
| } |
| node = node->firstChild(); |
| while (isWhitespace(node)) |
| node = node->nextSibling(); |
| return node; |
| } |
| |
| Node* InspectorDOMAgent::innerNextSibling(Node* node) |
| { |
| do { |
| node = node->nextSibling(); |
| } while (isWhitespace(node)); |
| return node; |
| } |
| |
| Node* InspectorDOMAgent::innerPreviousSibling(Node* node) |
| { |
| do { |
| node = node->previousSibling(); |
| } while (isWhitespace(node)); |
| return node; |
| } |
| |
| unsigned InspectorDOMAgent::innerChildNodeCount(Node* node) |
| { |
| unsigned count = 0; |
| Node* child = innerFirstChild(node); |
| while (child) { |
| count++; |
| child = innerNextSibling(child); |
| } |
| return count; |
| } |
| |
| Node* InspectorDOMAgent::innerParentNode(Node* node) |
| { |
| Node* parent = node->parentNode(); |
| if (parent && parent->nodeType() == Node::DOCUMENT_NODE) |
| return static_cast<Document*>(parent)->ownerElement(); |
| return parent; |
| } |
| |
| bool InspectorDOMAgent::isWhitespace(Node* node) |
| { |
| //TODO: pull ignoreWhitespace setting from the frontend and use here. |
| return node && node->nodeType() == Node::TEXT_NODE && node->nodeValue().stripWhiteSpace().length() == 0; |
| } |
| |
| Document* InspectorDOMAgent::mainFrameDocument() const |
| { |
| ListHashSet<RefPtr<Document> >::const_iterator it = m_documents.begin(); |
| if (it != m_documents.end()) |
| return it->get(); |
| return 0; |
| } |
| |
| bool InspectorDOMAgent::operator==(const EventListener& listener) |
| { |
| if (const InspectorDOMAgent* inspectorDOMAgentListener = InspectorDOMAgent::cast(&listener)) |
| return mainFrameDocument() == inspectorDOMAgentListener->mainFrameDocument(); |
| return false; |
| } |
| |
| void InspectorDOMAgent::didInsertDOMNode(Node* node) |
| { |
| if (isWhitespace(node)) |
| return; |
| |
| // We could be attaching existing subtree. Forget the bindings. |
| unbind(node, &m_documentNodeToIdMap); |
| |
| Node* parent = node->parentNode(); |
| long parentId = m_documentNodeToIdMap.get(parent); |
| // Return if parent is not mapped yet. |
| if (!parentId) |
| return; |
| |
| if (!m_childrenRequested.contains(parentId)) { |
| // No children are mapped yet -> only notify on changes of hasChildren. |
| m_frontend->childNodeCountUpdated(parentId, innerChildNodeCount(parent)); |
| } else { |
| // Children have been requested -> return value of a new child. |
| Node* prevSibling = innerPreviousSibling(node); |
| long prevId = prevSibling ? m_documentNodeToIdMap.get(prevSibling) : 0; |
| ScriptObject value = buildObjectForNode(node, 0, &m_documentNodeToIdMap); |
| m_frontend->childNodeInserted(parentId, prevId, value); |
| } |
| } |
| |
| void InspectorDOMAgent::didRemoveDOMNode(Node* node) |
| { |
| if (isWhitespace(node)) |
| return; |
| |
| Node* parent = node->parentNode(); |
| long parentId = m_documentNodeToIdMap.get(parent); |
| // If parent is not mapped yet -> ignore the event. |
| if (!parentId) |
| return; |
| |
| if (!m_childrenRequested.contains(parentId)) { |
| // No children are mapped yet -> only notify on changes of hasChildren. |
| if (innerChildNodeCount(parent) == 1) |
| m_frontend->childNodeCountUpdated(parentId, 0); |
| } else |
| m_frontend->childNodeRemoved(parentId, m_documentNodeToIdMap.get(node)); |
| unbind(node, &m_documentNodeToIdMap); |
| } |
| |
| void InspectorDOMAgent::didModifyDOMAttr(Element* element) |
| { |
| long id = m_documentNodeToIdMap.get(element); |
| // If node is not mapped yet -> ignore the event. |
| if (!id) |
| return; |
| |
| m_frontend->attributesUpdated(id, buildArrayForElementAttributes(element)); |
| } |
| |
| void InspectorDOMAgent::getStyles(long callId, long nodeId, bool authorOnly) |
| { |
| Node* node = nodeForId(nodeId); |
| if (!node || node->nodeType() != Node::ELEMENT_NODE) { |
| m_frontend->didGetStyles(callId, ScriptValue::undefined()); |
| return; |
| } |
| |
| DOMWindow* defaultView = node->ownerDocument()->defaultView(); |
| if (!defaultView) { |
| m_frontend->didGetStyles(callId, ScriptValue::undefined()); |
| return; |
| } |
| |
| Element* element = static_cast<Element*>(node); |
| RefPtr<CSSComputedStyleDeclaration> computedStyleInfo = computedStyle(node, true); // Support the viewing of :visited information in computed style. |
| |
| ScriptObject result = m_frontend->newScriptObject(); |
| if (element->style()) |
| result.set("inlineStyle", buildObjectForStyle(element->style(), true)); |
| result.set("computedStyle", buildObjectForStyle(computedStyleInfo.get(), false)); |
| |
| CSSStyleSelector* selector = element->ownerDocument()->styleSelector(); |
| RefPtr<CSSRuleList> matchedRules = selector->styleRulesForElement(element, authorOnly); |
| result.set("matchedCSSRules", buildArrayForCSSRules(node->ownerDocument(), matchedRules.get())); |
| |
| result.set("styleAttributes", buildObjectForAttributeStyles(element)); |
| result.set("pseudoElements", buildArrayForPseudoElements(element, authorOnly)); |
| |
| ScriptObject currentStyle = result; |
| Element* parentElement = element->parentElement(); |
| while (parentElement) { |
| ScriptObject parentStyle = m_frontend->newScriptObject(); |
| currentStyle.set("parent", parentStyle); |
| if (parentElement->style() && parentElement->style()->length()) |
| parentStyle.set("inlineStyle", buildObjectForStyle(parentElement->style(), true)); |
| |
| CSSStyleSelector* parentSelector = parentElement->ownerDocument()->styleSelector(); |
| RefPtr<CSSRuleList> parentMatchedRules = parentSelector->styleRulesForElement(parentElement, authorOnly); |
| parentStyle.set("matchedCSSRules", buildArrayForCSSRules(parentElement->ownerDocument(), parentMatchedRules.get())); |
| |
| parentElement = parentElement->parentElement(); |
| currentStyle = parentStyle; |
| } |
| m_frontend->didGetStyles(callId, result); |
| } |
| |
| void InspectorDOMAgent::getAllStyles(long callId) |
| { |
| ScriptArray result = m_frontend->newScriptArray(); |
| unsigned counter = 0; |
| for (ListHashSet<RefPtr<Document> >::iterator it = m_documents.begin(); it != m_documents.end(); ++it) { |
| StyleSheetList* list = (*it)->styleSheets(); |
| for (unsigned i = 0; i < list->length(); ++i) { |
| StyleSheet* styleSheet = list->item(i); |
| if (styleSheet->isCSSStyleSheet()) |
| result.set(counter++, buildObjectForStyleSheet((*it).get(), static_cast<CSSStyleSheet*>(styleSheet))); |
| } |
| } |
| m_frontend->didGetAllStyles(callId, result); |
| } |
| |
| void InspectorDOMAgent::getStyleSheet(long callId, long styleSheetId) |
| { |
| CSSStyleSheet* styleSheet = cssStore()->styleSheetForId(styleSheetId); |
| if (styleSheet && styleSheet->doc()) |
| m_frontend->didGetStyleSheet(callId, buildObjectForStyleSheet(styleSheet->doc(), styleSheet)); |
| else |
| m_frontend->didGetStyleSheet(callId, ScriptObject::undefined()); |
| } |
| |
| void InspectorDOMAgent::getRuleRangesForStyleSheetId(long callId, long styleSheetId) |
| { |
| CSSStyleSheet* styleSheet = cssStore()->styleSheetForId(styleSheetId); |
| if (styleSheet && styleSheet->doc()) { |
| HashMap<long, SourceRange> ruleRanges = cssStore()->getRuleRangesForStyleSheet(styleSheet); |
| if (!ruleRanges.size()) { |
| m_frontend->didGetStyleSheet(callId, ScriptObject::undefined()); |
| return; |
| } |
| ScriptObject result = m_frontend->newScriptObject(); |
| for (HashMap<long, SourceRange>::iterator it = ruleRanges.begin(); it != ruleRanges.end(); ++it) { |
| if (it->second.second) { |
| ScriptObject ruleRange = m_frontend->newScriptObject(); |
| result.set(String::number(it->first).utf8().data(), ruleRange); |
| ScriptObject bodyRange = m_frontend->newScriptObject(); |
| ruleRange.set("bodyRange", bodyRange); |
| bodyRange.set("start", it->second.first); |
| bodyRange.set("end", it->second.second); |
| } |
| } |
| m_frontend->didGetStyleSheet(callId, result); |
| } else |
| m_frontend->didGetStyleSheet(callId, ScriptObject::undefined()); |
| } |
| |
| void InspectorDOMAgent::getInlineStyle(long callId, long nodeId) |
| { |
| Node* node = nodeForId(nodeId); |
| if (!node || node->nodeType() != Node::ELEMENT_NODE) { |
| m_frontend->didGetInlineStyle(callId, ScriptValue::undefined()); |
| return; |
| } |
| Element* element = static_cast<Element*>(node); |
| m_frontend->didGetInlineStyle(callId, buildObjectForStyle(element->style(), true)); |
| } |
| |
| void InspectorDOMAgent::getComputedStyle(long callId, long nodeId) |
| { |
| Node* node = nodeForId(nodeId); |
| if (!node || node->nodeType() != Node::ELEMENT_NODE) { |
| m_frontend->didGetComputedStyle(callId, ScriptValue::undefined()); |
| return; |
| } |
| |
| DOMWindow* defaultView = node->ownerDocument()->defaultView(); |
| if (!defaultView) { |
| m_frontend->didGetComputedStyle(callId, ScriptValue::undefined()); |
| return; |
| } |
| |
| Element* element = static_cast<Element*>(node); |
| RefPtr<CSSStyleDeclaration> computedStyle = defaultView->getComputedStyle(element, ""); |
| m_frontend->didGetComputedStyle(callId, buildObjectForStyle(computedStyle.get(), false)); |
| } |
| |
| ScriptObject InspectorDOMAgent::buildObjectForAttributeStyles(Element* element) |
| { |
| ScriptObject styleAttributes = m_frontend->newScriptObject(); |
| NamedNodeMap* attributes = element->attributes(); |
| for (unsigned i = 0; attributes && i < attributes->length(); ++i) { |
| Attribute* attribute = attributes->attributeItem(i); |
| if (attribute->style()) { |
| String attributeName = attribute->localName(); |
| styleAttributes.set(attributeName.utf8().data(), buildObjectForStyle(attribute->style(), true)); |
| } |
| } |
| return styleAttributes; |
| } |
| |
| ScriptArray InspectorDOMAgent::buildArrayForCSSRules(Document* ownerDocument, CSSRuleList* matchedRules) |
| { |
| ScriptArray matchedCSSRules = m_frontend->newScriptArray(); |
| unsigned counter = 0; |
| for (unsigned i = 0; matchedRules && i < matchedRules->length(); ++i) { |
| CSSRule* rule = matchedRules->item(i); |
| if (rule->type() == CSSRule::STYLE_RULE) |
| matchedCSSRules.set(counter++, buildObjectForRule(ownerDocument, static_cast<CSSStyleRule*>(rule))); |
| } |
| return matchedCSSRules; |
| } |
| |
| ScriptArray InspectorDOMAgent::buildArrayForPseudoElements(Element* element, bool authorOnly) |
| { |
| ScriptArray result = m_frontend->newScriptArray(); |
| CSSStyleSelector* selector = element->ownerDocument()->styleSelector(); |
| RefPtr<RenderStyle> renderStyle = element->styleForRenderer(); |
| unsigned counter = 0; |
| |
| for (PseudoId pseudoId = FIRST_PUBLIC_PSEUDOID; pseudoId < AFTER_LAST_INTERNAL_PSEUDOID; pseudoId = static_cast<PseudoId>(pseudoId + 1)) { |
| RefPtr<CSSRuleList> matchedRules = selector->pseudoStyleRulesForElement(element, pseudoId, authorOnly); |
| if (matchedRules && matchedRules->length()) { |
| ScriptObject pseudoStyles = m_frontend->newScriptObject(); |
| pseudoStyles.set("pseudoId", static_cast<int>(pseudoId)); |
| pseudoStyles.set("rules", buildArrayForCSSRules(element->ownerDocument(), matchedRules.get())); |
| result.set(counter++, pseudoStyles); |
| } |
| } |
| return result; |
| } |
| |
| void InspectorDOMAgent::applyStyleText(long callId, long styleId, const String& styleText, const String& propertyName) |
| { |
| CSSStyleDeclaration* style = cssStore()->styleForId(styleId); |
| if (!style) { |
| m_frontend->didApplyStyleText(callId, false, ScriptValue::undefined(), m_frontend->newScriptArray()); |
| return; |
| } |
| |
| // Remove disabled property entry for property with given name. |
| DisabledStyleDeclaration* disabledStyle = cssStore()->disabledStyleForId(styleId, false); |
| if (disabledStyle) |
| disabledStyle->remove(propertyName); |
| |
| int styleTextLength = styleText.length(); |
| |
| RefPtr<CSSMutableStyleDeclaration> tempMutableStyle = CSSMutableStyleDeclaration::create(); |
| tempMutableStyle->parseDeclaration(styleText); |
| CSSStyleDeclaration* tempStyle = static_cast<CSSStyleDeclaration*>(tempMutableStyle.get()); |
| |
| if (tempStyle->length() || !styleTextLength) { |
| ExceptionCode ec = 0; |
| // The input was parsable or the user deleted everything, so remove the |
| // original property from the real style declaration. If this represents |
| // a shorthand remove all the longhand properties. |
| if (style->getPropertyShorthand(propertyName).isEmpty()) { |
| Vector<String> longhandProps = longhandProperties(style, propertyName); |
| for (unsigned i = 0; !ec && i < longhandProps.size(); ++i) |
| style->removeProperty(longhandProps[i], ec); |
| } |
| // Explicitly delete properties with no shorthands as well as shorthands themselves. |
| if (!ec) |
| style->removeProperty(propertyName, ec); |
| |
| if (ec) { |
| m_frontend->didApplyStyleText(callId, false, ScriptValue::undefined(), m_frontend->newScriptArray()); |
| return; |
| } |
| } |
| |
| // Notify caller that the property was successfully deleted. |
| if (!styleTextLength) { |
| ScriptArray changedProperties = m_frontend->newScriptArray(); |
| changedProperties.set(0, propertyName); |
| m_frontend->didApplyStyleText(callId, true, ScriptValue::undefined(), changedProperties); |
| return; |
| } |
| |
| if (!tempStyle->length()) { |
| m_frontend->didApplyStyleText(callId, false, ScriptValue::undefined(), m_frontend->newScriptArray()); |
| return; |
| } |
| |
| // Iterate of the properties on the test element's style declaration and |
| // add them to the real style declaration. We take care to move shorthands. |
| HashSet<String> foundShorthands; |
| Vector<String> changedProperties; |
| |
| for (unsigned i = 0; i < tempStyle->length(); ++i) { |
| String name = tempStyle->item(i); |
| String shorthand = tempStyle->getPropertyShorthand(name); |
| |
| if (!shorthand.isEmpty() && foundShorthands.contains(shorthand)) |
| continue; |
| |
| String value; |
| String priority; |
| if (!shorthand.isEmpty()) { |
| value = shorthandValue(tempStyle, shorthand); |
| priority = shorthandPriority(tempStyle, shorthand); |
| foundShorthands.add(shorthand); |
| name = shorthand; |
| } else { |
| value = tempStyle->getPropertyValue(name); |
| priority = tempStyle->getPropertyPriority(name); |
| } |
| |
| // Set the property on the real style declaration. |
| ExceptionCode ec = 0; |
| style->setProperty(name, value, priority, ec); |
| // Remove disabled property entry for property with this name. |
| if (disabledStyle) |
| disabledStyle->remove(name); |
| changedProperties.append(name); |
| } |
| m_frontend->didApplyStyleText(callId, true, buildObjectForStyle(style, true), toArray(changedProperties)); |
| } |
| |
| void InspectorDOMAgent::setStyleText(long callId, long styleId, const String& cssText) |
| { |
| CSSStyleDeclaration* style = cssStore()->styleForId(styleId); |
| if (!style) { |
| m_frontend->didSetStyleText(callId, false); |
| return; |
| } |
| ExceptionCode ec = 0; |
| style->setCssText(cssText, ec); |
| m_frontend->didSetStyleText(callId, !ec); |
| } |
| |
| void InspectorDOMAgent::setStyleProperty(long callId, long styleId, const String& name, const String& value) |
| { |
| CSSStyleDeclaration* style = cssStore()->styleForId(styleId); |
| if (!style) { |
| m_frontend->didSetStyleProperty(callId, false); |
| return; |
| } |
| |
| ExceptionCode ec = 0; |
| style->setProperty(name, value, ec); |
| m_frontend->didSetStyleProperty(callId, !ec); |
| } |
| |
| void InspectorDOMAgent::toggleStyleEnabled(long callId, long styleId, const String& propertyName, bool disabled) |
| { |
| CSSStyleDeclaration* style = cssStore()->styleForId(styleId); |
| if (!style) { |
| m_frontend->didToggleStyleEnabled(callId, ScriptValue::undefined()); |
| return; |
| } |
| |
| DisabledStyleDeclaration* disabledStyle = cssStore()->disabledStyleForId(styleId, true); |
| |
| // TODO: make sure this works with shorthands right. |
| ExceptionCode ec = 0; |
| if (disabled) { |
| disabledStyle->set(propertyName, std::make_pair(style->getPropertyValue(propertyName), style->getPropertyPriority(propertyName))); |
| if (!ec) |
| style->removeProperty(propertyName, ec); |
| } else if (disabledStyle->contains(propertyName)) { |
| PropertyValueAndPriority valueAndPriority = disabledStyle->get(propertyName); |
| style->setProperty(propertyName, valueAndPriority.first, valueAndPriority.second, ec); |
| if (!ec) |
| disabledStyle->remove(propertyName); |
| } |
| if (ec) { |
| m_frontend->didToggleStyleEnabled(callId, ScriptValue::undefined()); |
| return; |
| } |
| m_frontend->didToggleStyleEnabled(callId, buildObjectForStyle(style, true)); |
| } |
| |
| void InspectorDOMAgent::setRuleSelector(long callId, long ruleId, const String& selector, long selectedNodeId) |
| { |
| CSSStyleRule* rule = cssStore()->ruleForId(ruleId); |
| if (!rule) { |
| m_frontend->didSetRuleSelector(callId, ScriptValue::undefined(), false); |
| return; |
| } |
| |
| Node* node = nodeForId(selectedNodeId); |
| |
| CSSStyleSheet* styleSheet = rule->parentStyleSheet(); |
| ExceptionCode ec = 0; |
| styleSheet->addRule(selector, rule->style()->cssText(), ec); |
| if (ec) { |
| m_frontend->didSetRuleSelector(callId, ScriptValue::undefined(), false); |
| return; |
| } |
| |
| CSSStyleRule* newRule = static_cast<CSSStyleRule*>(styleSheet->item(styleSheet->length() - 1)); |
| for (unsigned i = 0; i < styleSheet->length(); ++i) { |
| if (styleSheet->item(i) == rule) { |
| styleSheet->deleteRule(i, ec); |
| break; |
| } |
| } |
| |
| if (ec) { |
| m_frontend->didSetRuleSelector(callId, ScriptValue::undefined(), false); |
| return; |
| } |
| |
| m_frontend->didSetRuleSelector(callId, buildObjectForRule(node->ownerDocument(), newRule), ruleAffectsNode(newRule, node)); |
| } |
| |
| void InspectorDOMAgent::addRule(long callId, const String& selector, long selectedNodeId) |
| { |
| Node* node = nodeForId(selectedNodeId); |
| if (!node) { |
| m_frontend->didAddRule(callId, ScriptValue::undefined(), false); |
| return; |
| } |
| |
| CSSStyleSheet* styleSheet = cssStore()->inspectorStyleSheet(node->ownerDocument(), true, callId); |
| if (!styleSheet) |
| return; // could not add a stylesheet to the ownerDocument |
| |
| ExceptionCode ec = 0; |
| styleSheet->addRule(selector, "", ec); |
| if (ec) { |
| m_frontend->didAddRule(callId, ScriptValue::undefined(), false); |
| return; |
| } |
| |
| CSSStyleRule* newRule = static_cast<CSSStyleRule*>(styleSheet->item(styleSheet->length() - 1)); |
| m_frontend->didAddRule(callId, buildObjectForRule(node->ownerDocument(), newRule), ruleAffectsNode(newRule, node)); |
| } |
| |
| ScriptObject InspectorDOMAgent::buildObjectForStyle(CSSStyleDeclaration* style, bool bind) |
| { |
| ScriptObject result = m_frontend->newScriptObject(); |
| if (bind) { |
| long styleId = cssStore()->bindStyle(style); |
| result.set("id", styleId); |
| CSSStyleSheet* parentStyleSheet = getParentStyleSheet(style); |
| if (parentStyleSheet) |
| result.set("parentStyleSheetId", cssStore()->bindStyleSheet(parentStyleSheet)); |
| |
| DisabledStyleDeclaration* disabledStyle = cssStore()->disabledStyleForId(styleId, false); |
| if (disabledStyle) |
| result.set("disabled", buildArrayForDisabledStyleProperties(disabledStyle)); |
| } |
| result.set("width", style->getPropertyValue("width")); |
| result.set("height", style->getPropertyValue("height")); |
| populateObjectWithStyleProperties(style, result); |
| return result; |
| } |
| |
| void InspectorDOMAgent::populateObjectWithStyleProperties(CSSStyleDeclaration* style, ScriptObject& result) |
| { |
| ScriptArray properties = m_frontend->newScriptArray(); |
| ScriptObject shorthandValues = m_frontend->newScriptObject(); |
| result.set("properties", properties); |
| result.set("shorthandValues", shorthandValues); |
| |
| HashSet<String> foundShorthands; |
| for (unsigned i = 0; i < style->length(); ++i) { |
| ScriptObject property = m_frontend->newScriptObject(); |
| String name = style->item(i); |
| property.set("name", name); |
| property.set("priority", style->getPropertyPriority(name)); |
| property.set("implicit", style->isPropertyImplicit(name)); |
| String shorthand = style->getPropertyShorthand(name); |
| property.set("shorthand", shorthand); |
| if (!shorthand.isEmpty() && !foundShorthands.contains(shorthand)) { |
| foundShorthands.add(shorthand); |
| shorthandValues.set(shorthand, shorthandValue(style, shorthand)); |
| } |
| property.set("value", style->getPropertyValue(name)); |
| properties.set(i, property); |
| } |
| } |
| |
| ScriptArray InspectorDOMAgent::buildArrayForDisabledStyleProperties(DisabledStyleDeclaration* declaration) |
| { |
| int counter = 0; |
| ScriptArray properties = m_frontend->newScriptArray(); |
| for (DisabledStyleDeclaration::iterator it = declaration->begin(); it != declaration->end(); ++it) { |
| ScriptObject property = m_frontend->newScriptObject(); |
| property.set("name", it->first); |
| property.set("value", it->second.first); |
| property.set("priority", it->second.second); |
| properties.set(counter++, property); |
| } |
| return properties; |
| } |
| |
| ScriptObject InspectorDOMAgent::buildObjectForStyleSheet(Document* ownerDocument, CSSStyleSheet* styleSheet) |
| { |
| ScriptObject result = m_frontend->newScriptObject(); |
| long id = cssStore()->bindStyleSheet(styleSheet); |
| result.set("id", id); |
| result.set("disabled", styleSheet->disabled()); |
| result.set("href", styleSheet->href()); |
| result.set("title", styleSheet->title()); |
| result.set("documentElementId", m_documentNodeToIdMap.get(styleSheet->doc())); |
| ScriptArray cssRules = m_frontend->newScriptArray(); |
| result.set("cssRules", cssRules); |
| PassRefPtr<CSSRuleList> cssRuleList = CSSRuleList::create(styleSheet, true); |
| if (!cssRuleList) |
| return result; |
| unsigned counter = 0; |
| for (unsigned i = 0; i < cssRuleList->length(); ++i) { |
| CSSRule* rule = cssRuleList->item(i); |
| if (rule->isStyleRule()) |
| cssRules.set(counter++, buildObjectForRule(ownerDocument, static_cast<CSSStyleRule*>(rule))); |
| } |
| return result; |
| } |
| |
| ScriptObject InspectorDOMAgent::buildObjectForRule(Document* ownerDocument, CSSStyleRule* rule) |
| { |
| CSSStyleSheet* parentStyleSheet = rule->parentStyleSheet(); |
| |
| ScriptObject result = m_frontend->newScriptObject(); |
| result.set("selectorText", rule->selectorText()); |
| result.set("cssText", rule->cssText()); |
| result.set("sourceLine", rule->sourceLine()); |
| result.set("documentURL", documentURLString(ownerDocument)); |
| if (parentStyleSheet) { |
| ScriptObject parentStyleSheetValue = m_frontend->newScriptObject(); |
| result.set("parentStyleSheet", parentStyleSheetValue); |
| parentStyleSheetValue.set("href", parentStyleSheet->href()); |
| parentStyleSheetValue.set("id", cssStore()->bindStyleSheet(parentStyleSheet)); |
| } |
| bool isUserAgent = parentStyleSheet && !parentStyleSheet->ownerNode() && parentStyleSheet->href().isEmpty(); |
| bool isUser = parentStyleSheet && parentStyleSheet->ownerNode() && parentStyleSheet->ownerNode()->nodeName() == "#document"; |
| result.set("isUserAgent", isUserAgent); |
| result.set("isUser", isUser); |
| result.set("isViaInspector", rule->parentStyleSheet() == cssStore()->inspectorStyleSheet(ownerDocument, false, -1)); |
| |
| // Bind editable scripts only. |
| bool bind = !isUserAgent && !isUser; |
| result.set("style", buildObjectForStyle(rule->style(), bind)); |
| |
| if (bind) |
| result.set("id", cssStore()->bindRule(rule)); |
| return result; |
| } |
| |
| Vector<String> InspectorDOMAgent::longhandProperties(CSSStyleDeclaration* style, const String& shorthandProperty) |
| { |
| Vector<String> properties; |
| HashSet<String> foundProperties; |
| |
| for (unsigned i = 0; i < style->length(); ++i) { |
| String individualProperty = style->item(i); |
| if (foundProperties.contains(individualProperty) || style->getPropertyShorthand(individualProperty) != shorthandProperty) |
| continue; |
| foundProperties.add(individualProperty); |
| properties.append(individualProperty); |
| } |
| |
| return properties; |
| } |
| |
| String InspectorDOMAgent::shorthandValue(CSSStyleDeclaration* style, const String& shorthandProperty) |
| { |
| String value = style->getPropertyValue(shorthandProperty); |
| if (value.isEmpty()) { |
| // Some shorthands (like border) return a null value, so compute a shorthand value. |
| // FIXME: remove this when http://bugs.webkit.org/show_bug.cgi?id=15823 is fixed. |
| for (unsigned i = 0; i < style->length(); ++i) { |
| String individualProperty = style->item(i); |
| if (style->getPropertyShorthand(individualProperty) != shorthandProperty) |
| continue; |
| if (style->isPropertyImplicit(individualProperty)) |
| continue; |
| String individualValue = style->getPropertyValue(individualProperty); |
| if (individualValue == "initial") |
| continue; |
| if (value.length()) |
| value.append(" "); |
| value.append(individualValue); |
| } |
| } |
| return value; |
| } |
| |
| String InspectorDOMAgent::shorthandPriority(CSSStyleDeclaration* style, const String& shorthandProperty) |
| { |
| String priority = style->getPropertyPriority(shorthandProperty); |
| if (priority.isEmpty()) { |
| for (unsigned i = 0; i < style->length(); ++i) { |
| String individualProperty = style->item(i); |
| if (style->getPropertyShorthand(individualProperty) != shorthandProperty) |
| continue; |
| priority = style->getPropertyPriority(individualProperty); |
| break; |
| } |
| } |
| return priority; |
| } |
| |
| bool InspectorDOMAgent::ruleAffectsNode(CSSStyleRule* rule, Node* node) |
| { |
| if (!node) |
| return false; |
| ExceptionCode ec = 0; |
| RefPtr<NodeList> nodes = node->ownerDocument()->querySelectorAll(rule->selectorText(), ec); |
| if (ec) |
| return false; |
| for (unsigned i = 0; i < nodes->length(); ++i) { |
| if (nodes->item(i) == node) |
| return true; |
| } |
| return false; |
| } |
| |
| Node* InspectorDOMAgent::nodeForPath(const String& path) |
| { |
| // The path is of form "1,HTML,2,BODY,1,DIV" |
| Node* node = mainFrameDocument(); |
| if (!node) |
| return 0; |
| |
| Vector<String> pathTokens; |
| path.split(",", false, pathTokens); |
| for (size_t i = 0; i < pathTokens.size() - 1; i += 2) { |
| bool success = true; |
| unsigned childNumber = pathTokens[i].toUInt(&success); |
| if (!success) |
| return 0; |
| if (childNumber >= innerChildNodeCount(node)) |
| return 0; |
| |
| Node* child = innerFirstChild(node); |
| String childName = pathTokens[i + 1]; |
| for (size_t j = 0; child && j < childNumber; ++j) |
| child = innerNextSibling(child); |
| |
| if (!child || child->nodeName() != childName) |
| return 0; |
| node = child; |
| } |
| return node; |
| } |
| |
| ScriptArray InspectorDOMAgent::toArray(const Vector<String>& data) |
| { |
| ScriptArray result = m_frontend->newScriptArray(); |
| for (unsigned i = 0; i < data.size(); ++i) |
| result.set(i, data[i]); |
| return result; |
| } |
| |
| CSSStyleSheet* InspectorDOMAgent::getParentStyleSheet(CSSStyleDeclaration* style) |
| { |
| CSSStyleSheet* parentStyleSheet = style->parentRule() ? style->parentRule()->parentStyleSheet() : 0; |
| if (!parentStyleSheet) { |
| StyleBase* parent = style->parent(); |
| if (parent && parent->isCSSStyleSheet()) { |
| parentStyleSheet = static_cast<CSSStyleSheet*>(parent); |
| if (!parentStyleSheet->length()) |
| return 0; |
| } |
| } |
| return parentStyleSheet; |
| } |
| |
| void InspectorDOMAgent::onMatchJobsTimer(Timer<InspectorDOMAgent>*) |
| { |
| if (!m_pendingMatchJobs.size()) { |
| searchCanceled(); |
| return; |
| } |
| |
| ListHashSet<Node*> resultCollector; |
| MatchJob* job = m_pendingMatchJobs.takeFirst(); |
| job->match(resultCollector); |
| delete job; |
| |
| reportNodesAsSearchResults(resultCollector); |
| |
| m_matchJobsTimer.startOneShot(0.025); |
| } |
| |
| void InspectorDOMAgent::reportNodesAsSearchResults(ListHashSet<Node*>& resultCollector) |
| { |
| ScriptArray nodeIds = m_frontend->newScriptArray(); |
| int index = 0; |
| for (ListHashSet<Node*>::iterator it = resultCollector.begin(); it != resultCollector.end(); ++it) { |
| if (m_searchResults.contains(*it)) |
| continue; |
| m_searchResults.add(*it); |
| nodeIds.set(index++, static_cast<long long>(pushNodePathToFrontend(*it))); |
| } |
| m_frontend->addNodesToSearchResult(nodeIds); |
| } |
| |
| } // namespace WebCore |
| |
| #endif // ENABLE(INSPECTOR) |
