/* -*- 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 <memory>

#include <com/sun/star/frame/XNotifyingDispatch.hpp>

#include <comphelper/multiinterfacecontainer4.hxx>

#include <cppuhelper/implbase.hxx>

#include <cppuhelper/weakref.hxx>

#include <svl/lstner.hxx>

#include <sfx2/ctrlitem.hxx>

#include <mutex>

namespace com::sun::star::frame { class XFrame; }

namespace com::sun::star::frame { class XNotifyingDispatch; }

namespace com::sun::star::frame { class XStatusListener; }

namespace com::sun::star::frame { struct FeatureStateEvent; }

class SfxBindings;

class SfxDispatcher;

class SfxSlot;

typedef comphelper::OMultiTypeInterfaceContainerHelperVar4<OUString, css::frame::XStatusListener>

    SfxStatusDispatcher_Impl_ListenerContainer;

class SfxStatusDispatcher   :   public cppu::WeakImplHelper<css::frame::XNotifyingDispatch>

{

protected:

    std::mutex        maMutex;

    SfxStatusDispatcher_Impl_ListenerContainer  maListeners;

public:

    SfxStatusDispatcher();

    // XDispatch

    virtual void SAL_CALL dispatchWithNotification( const css::util::URL& aURL,

                const css::uno::Sequence< css::beans::PropertyValue >& aArgs,

                const css::uno::Reference< css::frame::XDispatchResultListener >& rListener ) override;

    virtual void SAL_CALL dispatch( const css::util::URL& aURL, const css::uno::Sequence< css::beans::PropertyValue >& aArgs ) override;

    virtual void SAL_CALL addStatusListener(const css::uno::Reference< css::frame::XStatusListener > & xControl, const css::util::URL& aURL) override;

    virtual void SAL_CALL removeStatusListener(const css::uno::Reference< css::frame::XStatusListener > & xControl, const css::util::URL& aURL) override;

    // Something else

    void                ReleaseAll();

    void                sendStatusChanged(const OUString& rURL, const css::frame::FeatureStateEvent& rEvent);

    std::vector<OUString> getContainedTypes() { std::unique_lock g(maMutex); return maListeners.getContainedTypes(g); };

};

class SfxSlotServer;

class SfxDispatchController_Impl;

class SfxOfficeDispatch final : public cppu::ImplInheritanceHelper<SfxStatusDispatcher>

{

friend class SfxDispatchController_Impl;

    std::unique_ptr<SfxDispatchController_Impl>  pImpl;

public:

                                SfxOfficeDispatch( SfxBindings& rBind,

                                                   SfxDispatcher* pDispat,

                                                   const SfxSlot* pSlot,

                                                   const css::util::URL& rURL );

                                SfxOfficeDispatch( SfxDispatcher* pDispat,

                                                   const SfxSlot* pSlot,

                                                   const css::util::URL& rURL );

                                virtual ~SfxOfficeDispatch() override;

    virtual void SAL_CALL       dispatchWithNotification( const css::util::URL& aURL,

                                                          const css::uno::Sequence< css::beans::PropertyValue >& aArgs,

                                                          const css::uno::Reference< css::frame::XDispatchResultListener >& rListener ) override;

    virtual void   SAL_CALL     dispatch( const css::util::URL& aURL,

                                          const css::uno::Sequence< css::beans::PropertyValue >& aArgs ) override;

    virtual void   SAL_CALL     addStatusListener( const css::uno::Reference< css::frame::XStatusListener > & xControl,

                                                   const css::util::URL& aURL) override;

    static bool             IsMasterUnoCommand( const css::util::URL& aURL );

    static OUString         GetMasterUnoCommand( const css::util::URL& aURL );

    void                    SetFrame(const css::uno::Reference< css::frame::XFrame >& xFrame);

    void                    SetMasterUnoCommand( bool bSet );

    SfxDispatcher*          GetDispatcher_Impl();

    sal_uInt16              GetId() const;

};

class SfxDispatchController_Impl final

    : public SfxControllerItem

    , public SfxListener

{

    css::util::URL              aDispatchURL;

    SfxDispatcher*              pDispatcher;

    SfxBindings*                pBindings;

    const SfxPoolItem*          pLastState;

    SfxOfficeDispatch*          pDispatch;

    bool                        bMasterSlave;

    bool                        bVisible;

    css::uno::WeakReference< css::frame::XFrame > xFrame;

    static void         addParametersToArgs( const css::util::URL& aURL,

                                             css::uno::Sequence< css::beans::PropertyValue >& rArgs );

    static MapUnit      GetCoreMetric( SfxItemPool const & rPool, sal_uInt16 nSlot );

    void                sendStatusChanged(const OUString& rURL, const css::frame::FeatureStateEvent& rEvent);

public:

                        SfxDispatchController_Impl( SfxOfficeDispatch*                 pDisp,

                                                    SfxBindings*                       pBind,

                                                    SfxDispatcher*                     pDispat,

                                                    const SfxSlot*                     pSlot,

                                                    css::util::URL aURL );

                        virtual ~SfxDispatchController_Impl() override;

    virtual void Notify(SfxBroadcaster& rBC, const SfxHint& rHint) override;

    static OUString getSlaveCommand( const css::util::URL& rURL );

    void                StateChanged( sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState, SfxSlotServer const * pServ );

    virtual void        StateChangedAtToolBoxControl( sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState ) override;

    void                setMasterSlaveCommand( bool bSet );

    /// @throws css::uno::RuntimeException

    void       dispatch( const css::util::URL& aURL,

                                  const css::uno::Sequence< css::beans::PropertyValue >& aArgs,

                                  const css::uno::Reference< css::frame::XDispatchResultListener >& rListener );

    /// @throws css::uno::RuntimeException

    void       addStatusListener(const css::uno::Reference< css::frame::XStatusListener > & xControl, const css::util::URL& aURL);

    void                UnBindController();

    SfxDispatcher*      GetDispatcher();

    void                SetFrame(const css::uno::Reference< css::frame::XFrame >& xFrame);

};

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