1 /* 2 * Copyright (C) 2010 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include "config.h" 27 #include "InjectedBundleNodeHandle.h" 28 29 #include "WebFrame.h" 30 #include "WebFrameLoaderClient.h" 31 #include <JavaScriptCore/APICast.h> 32 #include <WebCore/Document.h> 33 #include <WebCore/Frame.h> 34 #include <WebCore/HTMLFrameElement.h> 35 #include <WebCore/HTMLIFrameElement.h> 36 #include <WebCore/HTMLInputElement.h> 37 #include <WebCore/HTMLNames.h> 38 #include <WebCore/HTMLTableCellElement.h> 39 #include <WebCore/HTMLTextAreaElement.h> 40 #include <WebCore/IntRect.h> 41 #include <WebCore/JSNode.h> 42 #include <WebCore/Node.h> 43 #include <wtf/HashMap.h> 44 #include <wtf/text/WTFString.h> 45 46 using namespace WebCore; 47 using namespace HTMLNames; 48 49 namespace WebKit { 50 51 typedef HashMap<Node*, InjectedBundleNodeHandle*> DOMHandleCache; 52 53 static DOMHandleCache& domHandleCache() 54 { 55 DEFINE_STATIC_LOCAL(DOMHandleCache, cache, ()); 56 return cache; 57 } 58 59 PassRefPtr<InjectedBundleNodeHandle> InjectedBundleNodeHandle::getOrCreate(JSContextRef, JSObjectRef object) 60 { 61 Node* node = toNode(toJS(object)); 62 return getOrCreate(node); 63 } 64 65 PassRefPtr<InjectedBundleNodeHandle> InjectedBundleNodeHandle::getOrCreate(Node* node) 66 { 67 if (!node) 68 return 0; 69 70 std::pair<DOMHandleCache::iterator, bool> result = domHandleCache().add(node, 0); 71 if (!result.second) 72 return PassRefPtr<InjectedBundleNodeHandle>(result.first->second); 73 74 RefPtr<InjectedBundleNodeHandle> nodeHandle = InjectedBundleNodeHandle::create(node); 75 result.first->second = nodeHandle.get(); 76 return nodeHandle.release(); 77 } 78 79 PassRefPtr<InjectedBundleNodeHandle> InjectedBundleNodeHandle::create(Node* node) 80 { 81 return adoptRef(new InjectedBundleNodeHandle(node)); 82 } 83 84 InjectedBundleNodeHandle::InjectedBundleNodeHandle(Node* node) 85 : m_node(node) 86 { 87 } 88 89 InjectedBundleNodeHandle::~InjectedBundleNodeHandle() 90 { 91 domHandleCache().remove(m_node.get()); 92 } 93 94 Node* InjectedBundleNodeHandle::coreNode() const 95 { 96 return m_node.get(); 97 } 98 99 PassRefPtr<InjectedBundleNodeHandle> InjectedBundleNodeHandle::document() 100 { 101 return getOrCreate(m_node->document()); 102 } 103 104 // Additional DOM Operations 105 // Note: These should only be operations that are not exposed to JavaScript. 106 107 IntRect InjectedBundleNodeHandle::elementBounds() const 108 { 109 if (!m_node->isElementNode()) 110 return IntRect(); 111 112 return static_cast<Element*>(m_node.get())->boundsInWindowSpace(); 113 } 114 115 IntRect InjectedBundleNodeHandle::renderRect(bool* isReplaced) const 116 { 117 return m_node.get()->renderRect(isReplaced); 118 } 119 120 void InjectedBundleNodeHandle::setHTMLInputElementValueForUser(const String& value) 121 { 122 if (!m_node->hasTagName(inputTag)) 123 return; 124 125 static_cast<HTMLInputElement*>(m_node.get())->setValueForUser(value); 126 } 127 128 bool InjectedBundleNodeHandle::isHTMLInputElementAutofilled() const 129 { 130 if (!m_node->hasTagName(inputTag)) 131 return false; 132 133 return static_cast<HTMLInputElement*>(m_node.get())->isAutofilled(); 134 } 135 136 void InjectedBundleNodeHandle::setHTMLInputElementAutofilled(bool filled) 137 { 138 if (!m_node->hasTagName(inputTag)) 139 return; 140 141 static_cast<HTMLInputElement*>(m_node.get())->setAutofilled(filled); 142 } 143 144 bool InjectedBundleNodeHandle::htmlInputElementLastChangeWasUserEdit() 145 { 146 if (!m_node->hasTagName(inputTag)) 147 return false; 148 149 return static_cast<HTMLInputElement*>(m_node.get())->lastChangeWasUserEdit(); 150 } 151 152 bool InjectedBundleNodeHandle::htmlTextAreaElementLastChangeWasUserEdit() 153 { 154 if (!m_node->hasTagName(textareaTag)) 155 return false; 156 157 return static_cast<HTMLTextAreaElement*>(m_node.get())->lastChangeWasUserEdit(); 158 } 159 160 PassRefPtr<InjectedBundleNodeHandle> InjectedBundleNodeHandle::htmlTableCellElementCellAbove() 161 { 162 if (!m_node->hasTagName(tdTag)) 163 return 0; 164 165 return getOrCreate(static_cast<HTMLTableCellElement*>(m_node.get())->cellAbove()); 166 } 167 168 PassRefPtr<InjectedBundleNodeHandle> InjectedBundleNodeHandle::elementShadowRoot() 169 { 170 if (!m_node->isElementNode()) 171 return 0; 172 173 return getOrCreate(static_cast<Element*>(m_node.get())->shadowRoot()); 174 } 175 176 PassRefPtr<WebFrame> InjectedBundleNodeHandle::documentFrame() 177 { 178 if (!m_node->isDocumentNode()) 179 return 0; 180 181 Frame* frame = static_cast<Document*>(m_node.get())->frame(); 182 if (!frame) 183 return 0; 184 185 return static_cast<WebFrameLoaderClient*>(frame->loader()->client())->webFrame(); 186 } 187 188 PassRefPtr<WebFrame> InjectedBundleNodeHandle::htmlFrameElementContentFrame() 189 { 190 if (!m_node->hasTagName(frameTag)) 191 return 0; 192 193 Frame* frame = static_cast<HTMLFrameElement*>(m_node.get())->contentFrame(); 194 if (!frame) 195 return 0; 196 197 return static_cast<WebFrameLoaderClient*>(frame->loader()->client())->webFrame(); 198 } 199 200 PassRefPtr<WebFrame> InjectedBundleNodeHandle::htmlIFrameElementContentFrame() 201 { 202 if (!m_node->hasTagName(iframeTag)) 203 return 0; 204 205 Frame* frame = static_cast<HTMLIFrameElement*>(m_node.get())->contentFrame(); 206 if (!frame) 207 return 0; 208 209 return static_cast<WebFrameLoaderClient*>(frame->loader()->client())->webFrame(); 210 } 211 212 } // namespace WebKit 213