include/svtools/cliplistener.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_SVTOOLS_CLIPLISTENER_HXX
  21 #define INCLUDED_SVTOOLS_CLIPLISTENER_HXX
  22
  23 #include <svtools/svtdllapi.h>
  24 #include <tools/link.hxx>
  25 #include <cppuhelper/implbase.hxx>
  26 #include <com/sun/star/datatransfer/clipboard/XClipboardListener.hpp>
  27
  28 namespace vcl { class Window; }
  29
  30 class TransferableDataHelper;
  31
  32 class SVT_DLLPUBLIC TransferableClipboardListener : public cppu::WeakImplHelper<
  33                             css::datatransfer::clipboard::XClipboardListener >
  34 {
  35     Link<TransferableDataHelper*,void>  aLink;
  36
  37     void    AddRemoveListener( vcl::Window* pWin, bool bAdd );
  38 public:
  39             // Link is called with a TransferableDataHelper pointer
  40             TransferableClipboardListener( const Link<TransferableDataHelper*,void>& rCallback );
  41             virtual ~TransferableClipboardListener() override;
  42
  43     void    AddListener( vcl::Window* pWin ) { AddRemoveListener(pWin, true); }
  44     void    RemoveListener( vcl::Window* pWin ) { AddRemoveListener(pWin, false); }
  45     void    ClearCallbackLink();
  46
  47             // XEventListener
  48     virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) override;
  49             // XClipboardListener
  50     virtual void SAL_CALL changedContents( const css::datatransfer::clipboard::ClipboardEvent& event ) override;
  51 };
  52
  53 #endif
  54
  55 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */