1/* 2 * Copyright (C) 2004 Apple Computer, 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 COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27 28#if ENABLE(NETSCAPE_PLUGIN_API) 29 30#include "c_runtime.h" 31 32#include "c_instance.h" 33#include "c_utility.h" 34#include "npruntime_impl.h" 35#include <runtime/ScopeChain.h> 36#include <runtime/JSLock.h> 37#include <runtime/JSObject.h> 38 39namespace JSC { 40namespace Bindings { 41 42JSValue CField::valueFromInstance(ExecState* exec, const Instance* inst) const 43{ 44 const CInstance* instance = static_cast<const CInstance*>(inst); 45 NPObject* obj = instance->getObject(); 46 if (obj->_class->getProperty) { 47 NPVariant property; 48 VOID_TO_NPVARIANT(property); 49 50 bool result; 51 { 52 JSLock::DropAllLocks dropAllLocks(SilenceAssertionsOnly); 53 result = obj->_class->getProperty(obj, _fieldIdentifier, &property); 54 CInstance::moveGlobalExceptionToExecState(exec); 55 } 56 if (result) { 57 JSValue result = convertNPVariantToValue(exec, &property, instance->rootObject()); 58 _NPN_ReleaseVariantValue(&property); 59 return result; 60 } 61 } 62 return jsUndefined(); 63} 64 65void CField::setValueToInstance(ExecState *exec, const Instance *inst, JSValue aValue) const 66{ 67 const CInstance* instance = static_cast<const CInstance*>(inst); 68 NPObject* obj = instance->getObject(); 69 if (obj->_class->setProperty) { 70 NPVariant variant; 71 convertValueToNPVariant(exec, aValue, &variant); 72 73 { 74 JSLock::DropAllLocks dropAllLocks(SilenceAssertionsOnly); 75 obj->_class->setProperty(obj, _fieldIdentifier, &variant); 76 CInstance::moveGlobalExceptionToExecState(exec); 77 } 78 79 _NPN_ReleaseVariantValue(&variant); 80 } 81} 82 83} } 84 85#endif // ENABLE(NETSCAPE_PLUGIN_API) 86