dtrans/source/win32/clipb/WinClipbImpl.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_DTRANS_SOURCE_WIN32_CLIPB_WINCLIPBIMPL_HXX
  21 #define INCLUDED_DTRANS_SOURCE_WIN32_CLIPB_WINCLIPBIMPL_HXX
  22
  23 #include <sal/types.h>
  24 #include <rtl/ustring.hxx>
  25 #include <com/sun/star/datatransfer/XTransferable.hpp>
  26 #include <com/sun/star/datatransfer/clipboard/XClipboardListener.hpp>
  27 #include <com/sun/star/datatransfer/clipboard/XClipboardOwner.hpp>
  28 #include "MtaOleClipb.hxx"
  29
  30 #if !defined WIN32_LEAN_AND_MEAN
  31 # define WIN32_LEAN_AND_MEAN
  32 #endif
  33 #include <windows.h>
  34
  35 class CWinClipboard;
  36 class CXNotifyingDataObject;
  37
  38 // impl class to avoid deadlocks between XTDataObject
  39 // and the clipboard implementation
  40
  41 class CWinClipbImpl
  42 {
  43 public:
  44     ~CWinClipbImpl( );
  45
  46 protected:
  47     CWinClipbImpl( const OUString& aClipboardName, CWinClipboard* theWinClipboard );
  48
  49     /// @throws css::uno::RuntimeException
  50     css::uno::Reference< css::datatransfer::XTransferable > getContents(  );
  51
  52     /// @throws css::uno::RuntimeException
  53     void setContents(
  54         const css::uno::Reference< css::datatransfer::XTransferable >& xTransferable,
  55         const css::uno::Reference< css::datatransfer::clipboard::XClipboardOwner >& xClipboardOwner );
  56
  57     /// @throws css::uno::RuntimeException
  58     OUString getName(  );
  59
  60     // XClipboardEx
  61
  62     /// @throws css::uno::RuntimeException
  63     static sal_Int8 getRenderingCapabilities(  );
  64
  65     // XFlushableClipboard
  66
  67     /// @throws css::uno::RuntimeException
  68     void flushClipboard( );
  69
  70     // XComponent
  71
  72     /// @throws css::uno::RuntimeException
  73     void dispose( );
  74
  75     // member functions
  76
  77     void registerClipboardViewer( );
  78     void unregisterClipboardViewer( );
  79
  80     static void WINAPI onClipboardContentChanged();
  81
  82 private:
  83     void onReleaseDataObject( CXNotifyingDataObject* theCaller );
  84
  85 private:
  86     OUString                m_itsName;
  87     CMtaOleClipboard        m_MtaOleClipboard;
  88     CWinClipboard*          m_pWinClipboard;
  89     CXNotifyingDataObject*  m_pCurrentClipContent;
  90     osl::Mutex              m_ClipContentMutex;
  91
  92     static osl::Mutex       s_aMutex;
  93     static CWinClipbImpl*   s_pCWinClipbImpl;
  94
  95 private:
  96     CWinClipbImpl( const CWinClipbImpl& );
  97     CWinClipbImpl& operator=( const CWinClipbImpl& );
  98
  99     friend class CWinClipboard;
 100     friend class CXNotifyingDataObject;
 101 };
 102
 103 #endif
 104
 105 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */