1 /* 2 * Copyright (C) 2004, 2008 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 KJS_BINDINGS_OBJC_RUNTIME_H 27 #define KJS_BINDINGS_OBJC_RUNTIME_H 28 29 #include "BridgeJSC.h" 30 #include "objc_header.h" 31 #include <runtime/JSGlobalObject.h> 32 #include <runtime/JSObjectWithGlobalObject.h> 33 #include <wtf/RetainPtr.h> 34 35 namespace JSC { 36 namespace Bindings { 37 38 ClassStructPtr webScriptObjectClass(); 39 ClassStructPtr webUndefinedClass(); 40 41 class ObjcInstance; 42 43 class ObjcField : public Field { 44 public: 45 ObjcField(IvarStructPtr); 46 ObjcField(CFStringRef name); 47 48 virtual JSValue valueFromInstance(ExecState*, const Instance*) const; 49 virtual void setValueToInstance(ExecState*, const Instance*, JSValue) const; 50 51 private: 52 IvarStructPtr _ivar; 53 RetainPtr<CFStringRef> _name; 54 }; 55 56 class ObjcMethod : public Method { 57 public: ObjcMethod()58 ObjcMethod() : _objcClass(0), _selector(0), _javaScriptName(0) {} 59 ObjcMethod(ClassStructPtr aClass, SEL _selector); 60 61 virtual int numParameters() const; 62 63 NSMethodSignature *getMethodSignature() const; 64 isFallbackMethod()65 bool isFallbackMethod() const { return _selector == @selector(invokeUndefinedMethodFromWebScript:withArguments:); } setJavaScriptName(CFStringRef n)66 void setJavaScriptName(CFStringRef n) { _javaScriptName = n; } javaScriptName()67 CFStringRef javaScriptName() const { return _javaScriptName.get(); } 68 selector()69 SEL selector() const { return _selector; } 70 71 private: 72 ClassStructPtr _objcClass; 73 SEL _selector; 74 RetainPtr<CFStringRef> _javaScriptName; 75 }; 76 77 class ObjcArray : public Array { 78 public: 79 ObjcArray(ObjectStructPtr, PassRefPtr<RootObject>); 80 81 virtual void setValueAt(ExecState *exec, unsigned int index, JSValue aValue) const; 82 virtual JSValue valueAt(ExecState *exec, unsigned int index) const; 83 virtual unsigned int getLength() const; 84 getObjcArray()85 ObjectStructPtr getObjcArray() const { return _array.get(); } 86 87 static JSValue convertObjcArrayToArray(ExecState *exec, ObjectStructPtr anObject); 88 89 private: 90 RetainPtr<ObjectStructPtr> _array; 91 }; 92 93 class ObjcFallbackObjectImp : public JSObjectWithGlobalObject { 94 public: 95 ObjcFallbackObjectImp(ExecState*, JSGlobalObject*, ObjcInstance*, const Identifier& propertyName); 96 97 static const ClassInfo s_info; 98 propertyName()99 const Identifier& propertyName() const { return _item; } 100 createPrototype(ExecState *,JSGlobalObject * globalObject)101 static ObjectPrototype* createPrototype(ExecState*, JSGlobalObject* globalObject) 102 { 103 return globalObject->objectPrototype(); 104 } 105 createStructure(JSGlobalData & globalData,JSValue prototype)106 static Structure* createStructure(JSGlobalData& globalData, JSValue prototype) 107 { 108 return Structure::create(globalData, prototype, TypeInfo(ObjectType, StructureFlags), AnonymousSlotCount, &s_info); 109 } 110 111 private: 112 static const unsigned StructureFlags = OverridesGetOwnPropertySlot | JSObject::StructureFlags; 113 virtual bool getOwnPropertySlot(ExecState*, const Identifier&, PropertySlot&); 114 virtual bool getOwnPropertyDescriptor(ExecState*, const Identifier&, PropertyDescriptor&); 115 virtual void put(ExecState*, const Identifier& propertyName, JSValue, PutPropertySlot&); 116 virtual CallType getCallData(CallData&); 117 virtual bool deleteProperty(ExecState*, const Identifier& propertyName); 118 virtual JSValue defaultValue(ExecState*, PreferredPrimitiveType) const; 119 120 virtual bool toBoolean(ExecState*) const; 121 122 RefPtr<ObjcInstance> _instance; 123 Identifier _item; 124 }; 125 126 } // namespace Bindings 127 } // namespace JSC 128 129 #endif 130