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/JSLock.h> 36 37 namespace JSC { 38 namespace Bindings { 39 40 JSValue CField::valueFromInstance(ExecState* exec, const Instance* inst) const 41 { 42 const CInstance* instance = static_cast<const CInstance*>(inst); 43 NPObject* obj = instance->getObject(); 44 if (obj->_class->getProperty) { 45 NPVariant property; 46 VOID_TO_NPVARIANT(property); 47 48 bool result; 49 { 50 JSLock::DropAllLocks dropAllLocks(SilenceAssertionsOnly); 51 result = obj->_class->getProperty(obj, _fieldIdentifier, &property); 52 CInstance::moveGlobalExceptionToExecState(exec); 53 } 54 if (result) { 55 JSValue result = convertNPVariantToValue(exec, &property, instance->rootObject()); 56 _NPN_ReleaseVariantValue(&property); 57 return result; 58 } 59 } 60 return jsUndefined(); 61 } 62 63 void CField::setValueToInstance(ExecState *exec, const Instance *inst, JSValue aValue) const 64 { 65 const CInstance* instance = static_cast<const CInstance*>(inst); 66 NPObject* obj = instance->getObject(); 67 if (obj->_class->setProperty) { 68 NPVariant variant; 69 convertValueToNPVariant(exec, aValue, &variant); 70 71 { 72 JSLock::DropAllLocks dropAllLocks(SilenceAssertionsOnly); 73 obj->_class->setProperty(obj, _fieldIdentifier, &variant); 74 CInstance::moveGlobalExceptionToExecState(exec); 75 } 76 77 _NPN_ReleaseVariantValue(&variant); 78 } 79 } 80 81 } } 82 83 #endif // ENABLE(NETSCAPE_PLUGIN_API) 84