1 /* 2 * Copyright (C) 2009, 2010 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 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 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 #if USE(PLUGIN_HOST_PROCESS) 27 28 #ifndef ProxyInstance_h 29 #define ProxyInstance_h 30 31 #import "NetscapePluginInstanceProxy.h" 32 #import "WebKitPluginHostTypes.h" 33 #import <WebCore/BridgeJSC.h> 34 #import <WebCore/runtime_root.h> 35 #import <wtf/OwnPtr.h> 36 37 namespace WebKit { 38 39 class ProxyClass; 40 41 class ProxyInstance : public JSC::Bindings::Instance { 42 public: create(PassRefPtr<JSC::Bindings::RootObject> rootObject,NetscapePluginInstanceProxy * instanceProxy,uint32_t objectID)43 static PassRefPtr<ProxyInstance> create(PassRefPtr<JSC::Bindings::RootObject> rootObject, NetscapePluginInstanceProxy* instanceProxy, uint32_t objectID) 44 { 45 return adoptRef(new ProxyInstance(rootObject, instanceProxy, objectID)); 46 } 47 ~ProxyInstance(); 48 49 JSC::Bindings::MethodList methodsNamed(const JSC::Identifier&); 50 JSC::Bindings::Field* fieldNamed(const JSC::Identifier&); 51 52 JSC::JSValue fieldValue(JSC::ExecState*, const JSC::Bindings::Field*) const; 53 void setFieldValue(JSC::ExecState*, const JSC::Bindings::Field*, JSC::JSValue) const; 54 55 void invalidate(); 56 objectID()57 uint32_t objectID() const { return m_objectID; } 58 59 private: 60 ProxyInstance(PassRefPtr<JSC::Bindings::RootObject>, NetscapePluginInstanceProxy*, uint32_t objectID); 61 62 virtual JSC::Bindings::RuntimeObject* newRuntimeObject(JSC::ExecState*); 63 64 virtual JSC::Bindings::Class* getClass() const; 65 66 virtual JSC::JSValue getMethod(JSC::ExecState* exec, const JSC::Identifier& propertyName); 67 virtual JSC::JSValue invokeMethod(JSC::ExecState*, JSC::RuntimeMethod*); 68 69 virtual bool supportsInvokeDefaultMethod() const; 70 virtual JSC::JSValue invokeDefaultMethod(JSC::ExecState*); 71 72 virtual bool supportsConstruct() const; 73 virtual JSC::JSValue invokeConstruct(JSC::ExecState*, const JSC::ArgList&); 74 75 virtual JSC::JSValue defaultValue(JSC::ExecState*, JSC::PreferredPrimitiveType) const; 76 virtual JSC::JSValue valueOf(JSC::ExecState*) const; 77 78 virtual void getPropertyNames(JSC::ExecState*, JSC::PropertyNameArray&); 79 80 JSC::JSValue stringValue(JSC::ExecState*) const; 81 JSC::JSValue numberValue(JSC::ExecState*) const; 82 JSC::JSValue booleanValue() const; 83 84 JSC::JSValue invoke(JSC::ExecState*, InvokeType, uint64_t identifier, const JSC::ArgList&); 85 86 template <typename T> waitForReply(uint32_t requestID)87 std::auto_ptr<T> waitForReply(uint32_t requestID) const { 88 std::auto_ptr<T> reply = m_instanceProxy->waitForReply<T>(requestID); 89 90 // If the instance proxy was invalidated, just return a null reply. 91 if (!m_instanceProxy) 92 return std::auto_ptr<T>(); 93 94 return reply; 95 } 96 97 NetscapePluginInstanceProxy* m_instanceProxy; 98 uint32_t m_objectID; 99 JSC::Bindings::FieldMap m_fields; 100 JSC::Bindings::MethodMap m_methods; 101 }; 102 103 } 104 105 #endif // ProxyInstance_h 106 #endif // USE(PLUGIN_HOST_PROCESS) 107