1 /* 2 * Copyright (C) 2006, 2007, 2008, 2009 Google Inc. All rights reserved. 3 * Copyright (C) 2014 Opera Software ASA. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 #ifndef NPV8Object_h 32 #define NPV8Object_h 33 34 #include "bindings/core/v8/V8DOMWrapper.h" 35 36 // Chromium uses npruntime.h from the Chromium source repository under 37 // third_party/npapi/bindings. 38 #include <bindings/npruntime.h> 39 #include <v8.h> 40 41 namespace blink { 42 43 class LocalDOMWindow; 44 class ScriptWrappableBase; 45 46 static const int npObjectInternalFieldCount = v8DefaultWrapperInternalFieldCount + 0; 47 48 const WrapperTypeInfo* npObjectTypeInfo(); 49 50 // A V8NPObject is a NPObject which carries additional V8-specific information. 51 // It is created with npCreateV8ScriptObject() and deallocated via the deallocate 52 // method in the same way as other NPObjects. 53 struct V8NPObject { 54 WTF_MAKE_NONCOPYABLE(V8NPObject); 55 public: 56 NPObject object; 57 v8::Persistent<v8::Object> v8Object; 58 LocalDOMWindow* rootObject; 59 }; 60 61 struct PrivateIdentifier { 62 union { 63 const NPUTF8* string; 64 int32_t number; 65 } value; 66 bool isString; 67 }; 68 69 NPObject* npCreateV8ScriptObject(NPP, v8::Handle<v8::Object>, LocalDOMWindow*, v8::Isolate*); 70 71 NPObject* v8ObjectToNPObject(v8::Handle<v8::Object>); 72 73 bool isWrappedNPObject(v8::Handle<v8::Object>); 74 75 V8NPObject* npObjectToV8NPObject(NPObject*); 76 77 ScriptWrappableBase* npObjectToScriptWrappableBase(NPObject*); 78 79 void disposeUnderlyingV8Object(NPObject*, v8::Isolate*); 80 81 } // namespace blink 82 83 #endif // NPV8Object_h 84