/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 * This file is part of the LibreOffice project.

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * This file incorporates work covered by the following license notice:

 *

 *   Licensed to the Apache Software Foundation (ASF) under one or more

 *   contributor license agreements. See the NOTICE file distributed

 *   with this work for additional information regarding copyright

 *   ownership. The ASF licenses this file to you under the Apache

 *   License, Version 2.0 (the "License"); you may not use this file

 *   except in compliance with the License. You may obtain a copy of

 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .

 */

#pragma once

#include <com/sun/star/uno/Sequence.hxx>

#include <com/sun/star/uno/Reference.hxx>

#include <com/sun/star/uno/Any.hxx>

#include <com/sun/star/lang/XComponent.hpp>

#include <com/sun/star/util/XCloseable.hpp>

#include <com/sun/star/datatransfer/XTransferable.hpp>

#include <com/sun/star/embed/VerbDescriptor.hpp>

#include <com/sun/star/awt/Size.hpp>

#include <com/sun/star/lang/XUnoTunnel.hpp>

#include <cppuhelper/implbase.hxx>

#include <com/sun/star/util/XModifiable.hpp>

#include <com/sun/star/util/XModifyListener.hpp>

#include <com/sun/star/uno/XComponentContext.hpp>

#include <rtl/ref.hxx>

namespace comphelper {

    class OMultiTypeInterfaceContainerHelper2;

}

class OleWrapperClientSite;

class OleWrapperAdviseSink;

class OleEmbeddedObject;

class OleComponentNative_Impl;

class OleComponent : public ::cppu::WeakImplHelper< css::util::XCloseable, css::lang::XComponent,

                                                    css::lang::XUnoTunnel, css::util::XModifiable,

                                                    css::datatransfer::XTransferable >

{

    ::osl::Mutex m_aMutex;

    comphelper::OMultiTypeInterfaceContainerHelper2* m_pInterfaceContainer;

    bool m_bDisposed;

    bool m_bModified;

    std::unique_ptr<OleComponentNative_Impl> m_pNativeImpl;

    OleEmbeddedObject* m_pUnoOleObject;

    OleWrapperClientSite* m_pOleWrapClientSite;

    OleWrapperAdviseSink* m_pImplAdviseSink;

    css::uno::Sequence< css::embed::VerbDescriptor > m_aVerbList;

    css::uno::Sequence< css::datatransfer::DataFlavor > m_aDataFlavors;

    css::uno::Reference< css::uno::XComponentContext > m_xContext;

    bool m_bOleInitialized;

    // specifies whether the workaround for some rare embedded objects is activated ( f.e. AcrobatReader 7.0.8 object )

    // such objects report the dirty state wrongly sometimes and do not allow to store them any time

    bool m_bWorkaroundActive;

    void InitializeObject_Impl();

    OUString getTempURL() const;

    void RetrieveObjectDataFlavors_Impl();

    void Dispose();

public:

    OleComponent( const css::uno::Reference< css::uno::XComponentContext >& xContext,

                  OleEmbeddedObject* pOleObj );

    virtual ~OleComponent() override;

    OleComponent* createEmbeddedCopyOfLink();

    void disconnectEmbeddedObject();

    static css::awt::Size CalculateWithFactor( const css::awt::Size& aSize,

                                                            const css::awt::Size& aMultiplier,

                                                            const css::awt::Size& aDivisor );

    css::awt::Size CalculateTheRealSize( const css::awt::Size& aContSize, bool bUpdate );

    // ==== Initialization ==================================================

    void LoadEmbeddedObject( const OUString& aTempURL );

    void CreateObjectFromClipboard();

    void CreateNewEmbeddedObject( const css::uno::Sequence< sal_Int8 >& aSeqCLSID );

    static void CreateObjectFromData(

                        const css::uno::Reference< css::datatransfer::XTransferable >& xTransfer );

    void CreateObjectFromFile( const OUString& aFileName );

    void CreateLinkFromFile( const OUString& aFileName );

    void InitEmbeddedCopyOfLink( rtl::Reference<OleComponent> const & pOleLinkComponent );

    void RunObject(); // switch OLE object to running state

    void CloseObject(); // switch OLE object to loaded state

    css::uno::Sequence< css::embed::VerbDescriptor > GetVerbList();

    void ExecuteVerb( sal_Int32 nVerbID );

    void SetHostName( const OUString& aEmbDocName );

    void SetExtent( const css::awt::Size& aVisAreaSize, sal_Int64 nAspect );

    css::awt::Size GetExtent( sal_Int64 nAspect );

    css::awt::Size GetCachedExtent( sal_Int64 nAspect );

    css::awt::Size GetRecommendedExtent( sal_Int64 nAspect );

    sal_Int64 GetMiscStatus( sal_Int64 nAspect );

    css::uno::Sequence< sal_Int8 > GetCLSID();

    bool IsWorkaroundActive() const { return m_bWorkaroundActive; }

    bool IsDirty();

    void StoreOwnTmpIfNecessary();

    bool SaveObject_Impl();

    bool OnShowWindow_Impl( bool bShow );

    void OnViewChange_Impl( sal_uInt32 dwAspect );

    void OnClose_Impl();

    // XCloseable

    virtual void SAL_CALL close( sal_Bool DeliverOwnership ) override;

    virtual void SAL_CALL addCloseListener( const css::uno::Reference< css::util::XCloseListener >& Listener ) override;

    virtual void SAL_CALL removeCloseListener( const css::uno::Reference< css::util::XCloseListener >& Listener ) override;

    // XTransferable

    virtual css::uno::Any SAL_CALL getTransferData( const css::datatransfer::DataFlavor& aFlavor ) override;

    virtual css::uno::Sequence< css::datatransfer::DataFlavor > SAL_CALL getTransferDataFlavors(  ) override;

    virtual sal_Bool SAL_CALL isDataFlavorSupported( const css::datatransfer::DataFlavor& aFlavor ) override;

    // XComponent

    virtual void SAL_CALL dispose() override;

    virtual void SAL_CALL addEventListener(const css::uno::Reference < css::lang::XEventListener >& aListener) override;

    virtual void SAL_CALL removeEventListener(const css::uno::Reference < css::lang::XEventListener >& aListener) override;

    // XUnoTunnel

    virtual sal_Int64 SAL_CALL getSomething( const css::uno::Sequence< sal_Int8 >& aIdentifier ) override;

    // XModifiable

    virtual sal_Bool SAL_CALL isModified() override;

    virtual void SAL_CALL setModified( sal_Bool bModified ) override;

    virtual void SAL_CALL addModifyListener( const css::uno::Reference < css::util::XModifyListener >& xListener ) override;

    virtual void SAL_CALL removeModifyListener( const css::uno::Reference < css::util::XModifyListener >& xListener) override;

};

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