cliplistener.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * This file incorporates work covered by the following license notice:
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#pragma once
 
#include <svtools/svtdllapi.h>
#include <tools/link.hxx>
#include <cppuhelper/implbase.hxx>
#include <com/sun/star/datatransfer/clipboard/XClipboardListener.hpp>
 
namespace vcl { class Window; }
 
class TransferableDataHelper;
 
class SVT_DLLPUBLIC TransferableClipboardListener final : public cppu::WeakImplHelper<
                            css::datatransfer::clipboard::XClipboardListener >
{
    Link<TransferableDataHelper*,void>  aLink;
 
    void    AddRemoveListener( vcl::Window* pWin, bool bAdd );
public:
            // Link is called with a TransferableDataHelper pointer
            TransferableClipboardListener( const Link<TransferableDataHelper*,void>& rCallback );
            virtual ~TransferableClipboardListener() override;
 
    void    AddListener( vcl::Window* pWin ) { AddRemoveListener(pWin, true); }
    void    RemoveListener( vcl::Window* pWin ) { AddRemoveListener(pWin, false); }
    void    ClearCallbackLink();
 
            // XEventListener
    virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) override;
            // XClipboardListener
    virtual void SAL_CALL changedContents( const css::datatransfer::clipboard::ClipboardEvent& event ) override;
};
 
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