vcl/inc/dndevdis.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_VCL_INC_DNDEVDIS_HXX
  21 #define INCLUDED_VCL_INC_DNDEVDIS_HXX
  22
  23 #include <com/sun/star/datatransfer/dnd/XDropTargetListener.hpp>
  24 #include <com/sun/star/datatransfer/dnd/XDropTargetDragContext.hpp>
  25
  26 #include <com/sun/star/datatransfer/dnd/XDragGestureRecognizer.hpp>
  27 #include <cppuhelper/implbase3.hxx>
  28 #include <vcl/window.hxx>
  29
  30 class DNDEventDispatcher: public ::cppu::WeakImplHelper3<
  31     ::com::sun::star::datatransfer::dnd::XDropTargetListener,
  32     ::com::sun::star::datatransfer::dnd::XDropTargetDragContext,
  33     ::com::sun::star::datatransfer::dnd::XDragGestureListener >
  34 {
  35     VclPtr<vcl::Window> m_pTopWindow;
  36
  37     VclPtr<vcl::Window> m_pCurrentWindow;
  38     void designate_currentwindow(vcl::Window *pWindow);
  39     DECL_LINK(WindowEventListener, VclSimpleEvent*);
  40
  41     ::osl::Mutex m_aMutex;
  42     ::com::sun::star::uno::Sequence< ::com::sun::star::datatransfer::DataFlavor > m_aDataFlavorList;
  43
  44     vcl::Window* findTopLevelWindow(Point location);
  45     /*
  46      * fire the events on the dnd listener container of the specified window
  47      */
  48
  49     static sal_Int32 fireDragEnterEvent( vcl::Window *pWindow, const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDropTargetDragContext >& xContext,
  50         const sal_Int8 nDropAction, const Point& rLocation, const sal_Int8 nSourceAction,
  51         const ::com::sun::star::uno::Sequence< ::com::sun::star::datatransfer::DataFlavor >& aFlavorList ) throw(::com::sun::star::uno::RuntimeException);
  52
  53     static sal_Int32 fireDragOverEvent( vcl::Window *pWindow, const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDropTargetDragContext >& xContext,
  54         const sal_Int8 nDropAction, const Point& rLocation, const sal_Int8 nSourceAction ) throw(::com::sun::star::uno::RuntimeException);
  55
  56     static sal_Int32 fireDragExitEvent( vcl::Window *pWindow ) throw(::com::sun::star::uno::RuntimeException);
  57
  58     static sal_Int32 fireDropActionChangedEvent( vcl::Window *pWindow, const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDropTargetDragContext >& xContext,
  59         const sal_Int8 nDropAction, const Point& rLocation, const sal_Int8 nSourceAction ) throw(::com::sun::star::uno::RuntimeException);
  60
  61     static sal_Int32 fireDropEvent( vcl::Window *pWindow, const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDropTargetDropContext >& xContext,
  62         const sal_Int8 nDropAction, const Point& rLocation, const sal_Int8 nSourceAction,
  63         const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& xTransferable ) throw(::com::sun::star::uno::RuntimeException);
  64
  65     static sal_Int32 fireDragGestureEvent( vcl::Window *pWindow, const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDragSource >& xSource,
  66         const ::com::sun::star::uno::Any& event, const Point& rOrigin, const sal_Int8 nDragAction )throw(::com::sun::star::uno::RuntimeException);
  67
  68 public:
  69
  70     DNDEventDispatcher( vcl::Window * pTopWindow );
  71     virtual ~DNDEventDispatcher();
  72
  73     /*
  74      * XDropTargetDragContext
  75      */
  76
  77     virtual void SAL_CALL acceptDrag( sal_Int8 dropAction ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  78     virtual void SAL_CALL rejectDrag() throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  79
  80     /*
  81      * XDropTargetListener
  82      */
  83
  84     virtual void SAL_CALL drop( const ::com::sun::star::datatransfer::dnd::DropTargetDropEvent& dtde ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  85     virtual void SAL_CALL dragEnter( const ::com::sun::star::datatransfer::dnd::DropTargetDragEnterEvent& dtdee ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  86     virtual void SAL_CALL dragExit( const ::com::sun::star::datatransfer::dnd::DropTargetEvent& dte ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  87     virtual void SAL_CALL dragOver( const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& dtde ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  88     virtual void SAL_CALL dropActionChanged( const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& dtde ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  89
  90     /*
  91      * XDragGestureListener
  92      */
  93
  94     virtual void SAL_CALL dragGestureRecognized( const ::com::sun::star::datatransfer::dnd::DragGestureEvent& dge ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  95
  96     /*
  97      * XEventListener
  98      */
  99
 100     virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& eo ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 101 };
 102
 103 #endif
 104
 105 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */