webengine/device/inc/Device.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 27 Aug 2009 07:44:59 +0300
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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#ifndef __DEVICE_H
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#define __DEVICE_H
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//  INCLUDES
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#include <object.h>
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/**
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*  Device
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*
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*  @lib jsdevice.dll
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*  @since 5.0
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*/
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namespace KJS
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    {
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    class MDeviceBinding;
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    class ServiceObject;
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    class Device;
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    class DevicePrivateBase
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        {
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        public:
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            DevicePrivateBase();
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            virtual ~DevicePrivateBase();
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            void AddChild( DevicePrivateBase* aValue );
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            void RemoveChild( DevicePrivateBase* aValue );
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            void SetParent( DevicePrivateBase* aValue );
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        private: 
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            TBool m_isDeleting;   
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            DevicePrivateBase* m_parent;
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            RPointerArray<DevicePrivateBase>* m_children;
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        };
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    class DevicePrivate : public DevicePrivateBase
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        {
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        friend class Device;
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        friend class DeviceFunc;
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        public:
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            DevicePrivate(Device* jsobj);
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            ~DevicePrivate();
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            void SetUid( const TUint& aValue);
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        private:
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            MDeviceBinding* m_deviceBinding;                 // Owned
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            Identifier m_propName;
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            ExecState* m_exec;                               // not owned
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            Device* m_jsobj;                                 // not owned
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        };
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    class Device: public JSObject
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        {
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        friend class DevicePrivate;
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        friend class DeviceFunc;
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        public: // constructor and destructor
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           /**
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            * Constructor
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            * @return none
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            * @since 5.0
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            **/
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            Device( ExecState* exec );
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           /**
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            * Pre-Destructor
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            * Clean up resources before garbage collection destroys us
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            * @return none
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            * @since 5.0
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            **/
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            void Close();
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           /**
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            * Destructor
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            * @return none
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            * @since 5.0
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            **/
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            virtual ~Device();
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        public: // From JSObject
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           /**
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            * getOwnPropertySlot
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            * @return bool
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            * @since 5.0
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            **/
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            bool getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot);
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           /**
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            * getValueProperty
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            * @return JSValue*
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            * @since 5.0
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            **/
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            JSValue* getValueProperty(KJS::ExecState* exec, int token) const;
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           /**
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            * class info
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            * @return const ClassInfo*
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            * @since 5.0
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            **/
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            const ClassInfo* classInfo() const { return &info; }
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           /**
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            * whether this object is valid
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            * @return boolean
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            * @since 5.0
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            */
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            const TBool valid() const { return m_valid; }
0
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            /**
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            * getServiceData
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            * @return DevicePrivateBase*
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            * @since 7.x
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            */
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            DevicePrivateBase* getDeviceData() { return m_privateData; }
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0
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            static const ClassInfo info;
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           /**
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            * entries in lookup table
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            */
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            enum
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                {
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                getServiceObject,
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                listProviders
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                };
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           /**
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            * toString
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            * @return UString
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            * @since 5.0
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            **/
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            virtual UString toString( ExecState* exec ) const;
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           /**
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            * SetUid
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            * @return none
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            * @since 5.0
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            **/
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            void SetUid( const TUint& aValue);
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            MDeviceBinding* GetDeviceBinding();
0
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        private:
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            DevicePrivate* m_privateData;   // private object to hold data
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            TBool m_valid;                   // object is valid or not
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        };
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    class DeviceFunc : public JSObject
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        {
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        public: // constructor and destructor
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           /**
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            * Constructor
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            * @return none
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            * @since 5.0
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            **/
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            DeviceFunc( ExecState* exec, MDeviceBinding* deviceBinding,
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                int token );
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           /**
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            * Destructor
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            * @return none
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            * @since 5.0
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            **/
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            virtual ~DeviceFunc() {}
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        public: // From JSObject
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           /**
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            * implementsCall
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            * @return bool
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            * @since 5.0
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            **/
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            bool implementsCall() const { return true; }
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           /**
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            * call
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            * @return Value
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            * @since 5.0
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            **/
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        JSValue* callAsFunction(ExecState *exec, JSObject *thisObj, const List &args);
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        private:
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            MDeviceBinding* m_deviceBinding;    // not owned
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            int m_func;                         // not owned
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        };
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    }
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#include "Device.lut.h"
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#endif //__DEVICE_H