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 V8NPObject_h 32#define V8NPObject_h 33 34#if PLATFORM(CHROMIUM) 35#include <bindings/npruntime.h> 36#else 37#include "npruntime_internal.h" 38#endif 39 40#include <v8.h> 41 42namespace WebCore { 43 44// These functions can be replaced by normal JS operation. 45// Getters 46v8::Handle<v8::Value> npObjectNamedPropertyGetter(v8::Local<v8::String> name, const v8::AccessorInfo&); 47v8::Handle<v8::Value> npObjectIndexedPropertyGetter(uint32_t index, const v8::AccessorInfo&); 48v8::Handle<v8::Value> npObjectGetNamedProperty(v8::Local<v8::Object> self, v8::Local<v8::String> name); 49v8::Handle<v8::Value> npObjectGetIndexedProperty(v8::Local<v8::Object> self, uint32_t index); 50 51// Setters 52v8::Handle<v8::Value> npObjectNamedPropertySetter(v8::Local<v8::String> name, v8::Local<v8::Value>, const v8::AccessorInfo&); 53v8::Handle<v8::Value> npObjectIndexedPropertySetter(uint32_t index, const v8::AccessorInfo&); 54v8::Handle<v8::Value> npObjectSetNamedProperty(v8::Local<v8::Object> self, v8::Local<v8::String> name, v8::Local<v8::Value>); 55v8::Handle<v8::Value> npObjectSetIndexedProperty(v8::Local<v8::Object> self, uint32_t index, v8::Local<v8::Value>); 56 57v8::Handle<v8::Value> npObjectInvokeDefaultHandler(const v8::Arguments&); 58 59// Get a wrapper for a NPObject. 60// If the object is already wrapped, the pre-existing wrapper will be returned. If the object is not wrapped, wrap it, and 61// give V8 a weak reference to the wrapper which will cleanup when there are no more JS references to the object. 62v8::Local<v8::Object> createV8ObjectForNPObject(NPObject*, NPObject* root); 63 64// Tell V8 to forcibly remove an object. 65// This is used at plugin teardown so that the caller can aggressively unload the plugin library. After calling this 66// function, the persistent handle to the wrapper will be gone, and the wrapped NPObject will be removed so that it 67// cannot be referred to. 68void forgetV8ObjectForNPObject(NPObject*); 69 70} // namespace WebCore 71 72#endif // V8NPObject_h 73