1 /* 2 * Copyright (C) 2003, 2009 Apple 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 #ifndef BINDINGS_OBJC_INSTANCE_H_ 27 #define BINDINGS_OBJC_INSTANCE_H_ 28 29 #include "objc_class.h" 30 #include "objc_utility.h" 31 32 namespace JSC { 33 34 namespace Bindings { 35 36 class ObjcClass; 37 38 class ObjcInstance : public Instance { 39 public: 40 static PassRefPtr<ObjcInstance> create(ObjectStructPtr, PassRefPtr<RootObject>); 41 virtual ~ObjcInstance(); 42 43 static void setGlobalException(NSString*, JSGlobalObject* exceptionEnvironment = 0); // A null exceptionEnvironment means the exception should propogate to any execution environment. 44 45 virtual Class* getClass() const; 46 47 virtual JSValue valueOf(ExecState*) const; 48 virtual JSValue defaultValue(ExecState*, PreferredPrimitiveType) const; 49 50 virtual JSValue invokeMethod(ExecState*, const MethodList&, const ArgList&); 51 virtual bool supportsInvokeDefaultMethod() const; 52 virtual JSValue invokeDefaultMethod(ExecState*, const ArgList&); 53 54 JSValue getValueOfUndefinedField(ExecState*, const Identifier&) const; 55 virtual bool setValueOfUndefinedField(ExecState*, const Identifier&, JSValue); 56 57 ObjectStructPtr getObject() const { return _instance.get(); } 58 59 JSValue stringValue(ExecState*) const; 60 JSValue numberValue(ExecState*) const; 61 JSValue booleanValue() const; 62 63 protected: 64 virtual void virtualBegin(); 65 virtual void virtualEnd(); 66 67 private: 68 static void moveGlobalExceptionToExecState(ExecState*); 69 70 ObjcInstance(ObjectStructPtr, PassRefPtr<RootObject>); 71 72 RetainPtr<ObjectStructPtr> _instance; 73 mutable ObjcClass *_class; 74 ObjectStructPtr _pool; 75 int _beginCount; 76 }; 77 78 } // namespace Bindings 79 80 } // namespace JSC 81 82 #endif // BINDINGS_OBJC_INSTANCE_H_ 83