1 /* 2 * Copyright (C) 2006, 2007, 2008, 2009 Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef V8NodeFilterCondition_h 32 #define V8NodeFilterCondition_h 33 34 #include "NodeFilterCondition.h" 35 #include <v8.h> 36 #include <wtf/PassRefPtr.h> 37 38 // NodeFilter is a JavaScript function that takes a Node as parameter and returns a short (ACCEPT, SKIP, REJECT) as the result. 39 namespace WebCore { 40 41 class Node; 42 class ScriptState; 43 44 // NodeFilterCondition is a wrapper around a NodeFilter JS function. 45 class V8NodeFilterCondition : public NodeFilterCondition { 46 public: create(v8::Handle<v8::Value> filter)47 static PassRefPtr<V8NodeFilterCondition> create(v8::Handle<v8::Value> filter) 48 { 49 return adoptRef(new V8NodeFilterCondition(filter)); 50 } 51 52 virtual ~V8NodeFilterCondition(); 53 54 virtual short acceptNode(ScriptState*, Node*) const; 55 56 private: 57 explicit V8NodeFilterCondition(v8::Handle<v8::Value> filter); 58 59 mutable v8::Persistent<v8::Value> m_filter; 60 }; 61 62 } // namespace WebCore 63 64 #endif // V8NodeFilterCondition_h 65