vcl/win/dtrans/idroptarget.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.
   4  *
   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 #pragma once
  20
  21 #include <win/dnd_target.hxx>
  22
  23 class IDropTargetImpl: public IDropTarget
  24 {
  25     LONG m_nRefCount;
  26     // Calls to IDropTarget functions are delegated to a DropTarget.
  27     DropTarget& m_rDropTarget;
  28
  29     virtual ~IDropTargetImpl(); // delete is only called by IUnknown::Release
  30     IDropTargetImpl( const IDropTargetImpl& );
  31     IDropTargetImpl& operator=( const IDropTargetImpl& );
  32 public:
  33     explicit IDropTargetImpl(DropTarget& rTarget);
  34
  35        // IDropTarget
  36     virtual HRESULT STDMETHODCALLTYPE QueryInterface(
  37             /* [in] */ REFIID riid,
  38             /* [iid_is][out] */ void __RPC_FAR *__RPC_FAR *ppvObject) override;
  39
  40     virtual ULONG STDMETHODCALLTYPE AddRef( ) override;
  41
  42     virtual ULONG STDMETHODCALLTYPE Release( ) override;
  43
  44     virtual HRESULT STDMETHODCALLTYPE DragEnter(
  45             /* [unique][in] */ IDataObject __RPC_FAR *pDataObj,
  46             /* [in] */ DWORD grfKeyState,
  47             /* [in] */ POINTL pt,
  48             /* [out][in] */ DWORD __RPC_FAR *pdwEffect) override;
  49
  50     virtual HRESULT STDMETHODCALLTYPE DragOver(
  51             /* [in] */ DWORD grfKeyState,
  52             /* [in] */ POINTL pt,
  53             /* [out][in] */ DWORD __RPC_FAR *pdwEffect) override;
  54
  55     virtual HRESULT STDMETHODCALLTYPE DragLeave( ) override;
  56
  57     virtual HRESULT STDMETHODCALLTYPE Drop(
  58             /* [unique][in] */ IDataObject __RPC_FAR *pDataObj,
  59             /* [in] */ DWORD grfKeyState,
  60             /* [in] */ POINTL pt,
  61             /* [out][in] */ DWORD __RPC_FAR *pdwEffect) override;
  62
  63 };
  64
  65 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */