LCOV - code coverage report
Current view: top level - libreoffice/solver/unxlngi6.pro/inc/svtools - transfer.hxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 0 16 0.0 %
Date: 2012-12-27 Functions: 0 16 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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             : 
      20             : #ifndef _TRANSFER_HXX
      21             : #define _TRANSFER_HXX
      22             : 
      23             : #include "svtools/svtdllapi.h"
      24             : #include <tools/globname.hxx>
      25             : #include <tools/gen.hxx>
      26             : #include <sot/formats.hxx>
      27             : #include <cppuhelper/implbase1.hxx>
      28             : #include <cppuhelper/implbase4.hxx>
      29             : #include <com/sun/star/frame/XTerminateListener.hpp>
      30             : #include <com/sun/star/lang/XUnoTunnel.hpp>
      31             : #include <com/sun/star/datatransfer/XTransferable.hpp>
      32             : #include <com/sun/star/datatransfer/clipboard/XClipboardOwner.hpp>
      33             : #include <com/sun/star/datatransfer/dnd/DNDConstants.hpp>
      34             : #include <com/sun/star/datatransfer/dnd/XDragGestureRecognizer.hpp>
      35             : #include <com/sun/star/datatransfer/dnd/XDropTarget.hpp>
      36             : #include <com/sun/star/datatransfer/dnd/DropTargetDragEvent.hpp>
      37             : #include <com/sun/star/datatransfer/dnd/DropTargetDropEvent.hpp>
      38             : #include <com/sun/star/datatransfer/dnd/XDragSourceListener.hpp>
      39             : #include <com/sun/star/datatransfer/dnd/XDropTargetListener.hpp>
      40             : #include <com/sun/star/io/XInputStream.hpp>
      41             : 
      42             : // ------------------------
      43             : // - Forward declarations -
      44             : // ------------------------
      45             : 
      46             : class Bitmap;
      47             : class GDIMetaFile;
      48             : class Graphic;
      49             : class ImageMap;
      50             : class SotStorageStreamRef;
      51             : class INetBookmark;
      52             : class INetImage;
      53             : class FileList;
      54             : class Window;
      55             : class Link;
      56             : 
      57             : // ---------------------
      58             : // - Drag&Drop defines -
      59             : // ---------------------
      60             : 
      61             : #define DND_ACTION_NONE     ::com::sun::star::datatransfer::dnd::DNDConstants::ACTION_NONE
      62             : #define DND_ACTION_COPY     ::com::sun::star::datatransfer::dnd::DNDConstants::ACTION_COPY
      63             : #define DND_ACTION_MOVE     ::com::sun::star::datatransfer::dnd::DNDConstants::ACTION_MOVE
      64             : #define DND_ACTION_COPYMOVE ::com::sun::star::datatransfer::dnd::DNDConstants::ACTION_COPY_OR_MOVE
      65             : #define DND_ACTION_LINK     ::com::sun::star::datatransfer::dnd::DNDConstants::ACTION_LINK
      66             : 
      67             : #define DND_POINTER_NONE    0
      68             : #define DND_IMAGE_NONE      0
      69             : 
      70             : // --------------------------------
      71             : // - TransferableObjectDescriptor -
      72             : // --------------------------------
      73             : 
      74           0 : struct TransferableObjectDescriptor
      75             : {
      76             :     SvGlobalName        maClassName;
      77             :     sal_uInt16          mnViewAspect;
      78             :     Point               maDragStartPos;
      79             :     Size                maSize;
      80             :     sal_uInt32          mnOle2Misc;
      81             :     String              maTypeName;
      82             :     String              maDisplayName;
      83             :     sal_Bool            mbCanLink;
      84             : 
      85             :     SVT_DLLPUBLIC friend SvStream&  operator>>( SvStream& rIStm, TransferableObjectDescriptor& rObjDesc );
      86             :     SVT_DLLPUBLIC friend SvStream&  operator<<( SvStream& rOStm, const TransferableObjectDescriptor& rObjDesc );
      87             : };
      88             : 
      89             : // -------------------
      90             : // - AcceptDragEvent -
      91             : // -------------------
      92             : 
      93           0 : struct AcceptDropEvent
      94             : {
      95             :     sal_Int8                                                        mnAction;
      96             :     Point                                                           maPosPixel;
      97             :     const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent  maDragEvent;
      98             :     sal_Bool                                                        mbLeaving;
      99             :     sal_Bool                                                        mbDefault;
     100             : 
     101           0 :     AcceptDropEvent() :
     102             :         mnAction( DND_ACTION_NONE ),
     103             :         mbLeaving( sal_False ),
     104           0 :         mbDefault( sal_False ) {}
     105             : 
     106           0 :     AcceptDropEvent( sal_Int8 nAction,
     107             :                      const Point& rPosPixel,
     108             :                      const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& rDragEvent,
     109             :                      sal_Bool bLeaving = sal_False ) :
     110             :         mnAction( nAction ),
     111             :         maPosPixel( rPosPixel ),
     112             :         maDragEvent( rDragEvent ),
     113             :         mbLeaving( bLeaving ),
     114           0 :         mbDefault( sal_False ) {}
     115             : };
     116             : 
     117             : // --------------------
     118             : // - ExecuteDropEvent -
     119             : // --------------------
     120             : 
     121           0 : struct ExecuteDropEvent
     122             : {
     123             :     sal_Int8                                                        mnAction;
     124             :     Point                                                           maPosPixel;
     125             :     const ::com::sun::star::datatransfer::dnd::DropTargetDropEvent  maDropEvent;
     126             :     sal_Bool                                                        mbDefault;
     127             : 
     128             :     ExecuteDropEvent() :
     129             :         mnAction( DND_ACTION_NONE ),
     130             :         mbDefault( sal_False ) {}
     131             : 
     132           0 :     ExecuteDropEvent( sal_Int8 nAction,
     133             :                       const Point& rPosPixel,
     134             :                       const ::com::sun::star::datatransfer::dnd::DropTargetDropEvent& rDropEvent ) :
     135             :         mnAction( nAction ),
     136             :         maPosPixel( rPosPixel ),
     137             :         maDropEvent( rDropEvent ),
     138           0 :         mbDefault( sal_False ) {}
     139             : };
     140             : 
     141             : // ----------------------
     142             : // - TransferableHelper -
     143             : // ----------------------
     144             : 
     145             : class SVT_DLLPUBLIC TransferableHelper : public ::cppu::WeakImplHelper4< ::com::sun::star::datatransfer::XTransferable,
     146             :                                                            ::com::sun::star::datatransfer::clipboard::XClipboardOwner,
     147             :                                                            ::com::sun::star::datatransfer::dnd::XDragSourceListener,
     148             :                                                            ::com::sun::star::lang::XUnoTunnel >
     149             : {
     150             : private:
     151             : 
     152             :     // nested class to implement the XTerminateListener interface
     153             :     class TerminateListener : public ::cppu::WeakImplHelper1< ::com::sun::star::frame::XTerminateListener >
     154             :     {
     155             :     private:
     156             : 
     157             :         TransferableHelper& mrParent;
     158             : 
     159             :     private:
     160             : 
     161             :         // XEventListener
     162             :         virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw( ::com::sun::star::uno::RuntimeException );
     163             : 
     164             :         // XTerminateListener
     165             :         virtual void SAL_CALL queryTermination( const ::com::sun::star::lang::EventObject& aEvent ) throw( ::com::sun::star::frame::TerminationVetoException, ::com::sun::star::uno::RuntimeException );
     166             :         virtual void SAL_CALL notifyTermination( const ::com::sun::star::lang::EventObject& aEvent ) throw( ::com::sun::star::uno::RuntimeException );
     167             : 
     168             :     public:
     169             : 
     170             :                               TerminateListener( TransferableHelper& rDropTargetHelper );
     171             :         virtual               ~TerminateListener();
     172             :     };
     173             : 
     174             :     friend class TransferableHelper::TerminateListener;
     175             : 
     176             : private:
     177             : 
     178             :     ::com::sun::star::uno::Any                                                                          maAny;
     179             :     ::rtl::OUString                                                                                     maLastFormat;
     180             :     mutable ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::clipboard::XClipboard >   mxClipboard;
     181             :     ::com::sun::star::uno::Reference< ::com::sun::star::frame::XTerminateListener >                     mxTerminateListener;
     182             :     DataFlavorExVector*                                                                                 mpFormats;
     183             :     TransferableObjectDescriptor*                                                                       mpObjDesc;
     184             : 
     185             : protected:
     186             :     inline const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::clipboard::XClipboard >&
     187           0 :         getOwnClipboard() const { return mxClipboard; }
     188             : 
     189             : private:
     190             : 
     191             :     // XTransferable
     192             :     virtual ::com::sun::star::uno::Any SAL_CALL getTransferData( const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) throw(::com::sun::star::datatransfer::UnsupportedFlavorException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
     193             :     virtual ::com::sun::star::uno::Sequence< ::com::sun::star::datatransfer::DataFlavor > SAL_CALL getTransferDataFlavors() throw(::com::sun::star::uno::RuntimeException);
     194             :     virtual sal_Bool SAL_CALL isDataFlavorSupported( const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) throw(::com::sun::star::uno::RuntimeException);
     195             : 
     196             :     // XEventListener
     197             :     virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw(::com::sun::star::uno::RuntimeException);
     198             : 
     199             :     // XDragSourceListener
     200             :     virtual void SAL_CALL dragDropEnd( const ::com::sun::star::datatransfer::dnd::DragSourceDropEvent& dsde ) throw(::com::sun::star::uno::RuntimeException);
     201             :     virtual void SAL_CALL dragEnter( const ::com::sun::star::datatransfer::dnd::DragSourceDragEvent& dsde ) throw(::com::sun::star::uno::RuntimeException);
     202             :     virtual void SAL_CALL dragExit( const ::com::sun::star::datatransfer::dnd::DragSourceEvent& dse ) throw(::com::sun::star::uno::RuntimeException);
     203             :     virtual void SAL_CALL dragOver( const ::com::sun::star::datatransfer::dnd::DragSourceDragEvent& dsde ) throw(::com::sun::star::uno::RuntimeException);
     204             :     virtual void SAL_CALL dropActionChanged( const ::com::sun::star::datatransfer::dnd::DragSourceDragEvent& dsde ) throw(::com::sun::star::uno::RuntimeException);
     205             : 
     206             : private:
     207             : 
     208             :     // XClipboardOwner
     209             :     virtual void SAL_CALL lostOwnership( const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::clipboard::XClipboard >& xClipboard, const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& xTrans ) throw(::com::sun::star::uno::RuntimeException);
     210             : 
     211             : protected:
     212             :     // derivees need to access lostOwnership in case hey override it
     213             :     // on windows, changing the access rights to a method gives unresolved externals, so we introduce
     214             :     // this impl-method here 'til the next incompatible update
     215           0 :     inline  void    implCallOwnLostOwnership(
     216             :                         const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::clipboard::XClipboard >& _rxClipboard,
     217             :                         const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& _rxTrans
     218             :                     )
     219             :             {
     220           0 :                 TransferableHelper::lostOwnership( _rxClipboard, _rxTrans );
     221           0 :             }
     222             : 
     223             : 
     224             : private:
     225             : 
     226             :     SVT_DLLPRIVATE void             ImplFlush();
     227             : 
     228             : protected:
     229             : 
     230             :     virtual             ~TransferableHelper();
     231             : 
     232             :     void                AddFormat( SotFormatStringId nFormat );
     233             :     void                AddFormat( const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     234             :     void                RemoveFormat( SotFormatStringId nFormat );
     235             :     void                RemoveFormat( const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     236             :     sal_Bool            HasFormat( SotFormatStringId nFormat );
     237             :     inline sal_Bool     HasFormat( const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) { return isDataFlavorSupported( rFlavor ); }
     238             :     void                ClearFormats();
     239             : 
     240             :     sal_Bool            SetAny( const ::com::sun::star::uno::Any& rAny, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     241             :     sal_Bool            SetString( const ::rtl::OUString& rString, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     242             :     sal_Bool            SetBitmap( const Bitmap& rBitmap, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     243             :     sal_Bool            SetGDIMetaFile( const GDIMetaFile& rMtf, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     244             :     sal_Bool            SetGraphic( const Graphic& rGraphic, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     245             :     sal_Bool            SetImageMap( const ImageMap& rIMap, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     246             :     sal_Bool            SetTransferableObjectDescriptor( const TransferableObjectDescriptor& rDesc, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     247             :     sal_Bool            SetINetBookmark( const INetBookmark& rBmk, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     248             :     sal_Bool            SetINetImage( const INetImage& rINtImg, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     249             :     sal_Bool            SetObject( void* pUserObject, sal_uInt32 nUserObjectId, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     250             : 
     251             : protected:
     252             : 
     253             :     virtual void        AddSupportedFormats() = 0;
     254             :     virtual sal_Bool    GetData( const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) = 0;
     255             :     virtual sal_Bool    WriteObject( SotStorageStreamRef& rxOStm, void* pUserObject, sal_uInt32 nUserObjectId, const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     256             :     virtual void        DragFinished( sal_Int8 nDropAction );
     257             :     virtual void        ObjectReleased();
     258             : 
     259             : public:
     260             : 
     261             :                         TransferableHelper();
     262             : 
     263             :     void                PrepareOLE( const TransferableObjectDescriptor& rObjDesc );
     264             : 
     265             :     void                CopyToClipboard( Window *pWindow ) const;
     266             :     void                CopyToSelection( Window *pWindow ) const;
     267             :     void                StartDrag( Window* pWindow, sal_Int8 nDragSourceActions,
     268             :                                    sal_Int32 nDragPointer = DND_POINTER_NONE,
     269             :                                    sal_Int32 nDragImage = DND_IMAGE_NONE );
     270             : 
     271             :     static void         ClearSelection( Window *pWindow );
     272             : 
     273             :     static ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::clipboard::XClipboard > GetSystemClipboard();
     274             :     static const ::com::sun::star::uno::Sequence< sal_Int8 >& getUnoTunnelId();
     275             : 
     276             : public:
     277             : 
     278             :     virtual sal_Int64 SAL_CALL getSomething( const ::com::sun::star::uno::Sequence< sal_Int8 >& rId ) throw( ::com::sun::star::uno::RuntimeException );
     279             : };
     280             : 
     281             : // --------------------------
     282             : // - TransferableDataHelper -
     283             : // --------------------------
     284             : 
     285             : struct TransferableDataHelper_Impl;
     286             : 
     287             : class SVT_DLLPUBLIC TransferableDataHelper
     288             : {
     289             :     friend class DropTargetHelper;
     290             : 
     291             : private:
     292             : 
     293             :     ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >           mxTransfer;
     294             :     ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::clipboard::XClipboard >   mxClipboard;
     295             :     DataFlavorExVector*                                                                         mpFormats;
     296             :     TransferableObjectDescriptor*                                                               mpObjDesc;
     297             :     TransferableDataHelper_Impl*                                                                mpImpl;
     298             : 
     299             : protected:
     300             :     void                        InitFormats();
     301             : 
     302             : public:
     303             : 
     304             :     static void                 FillDataFlavorExVector( const ::com::sun::star::uno::Sequence< ::com::sun::star::datatransfer::DataFlavor >& rDataFlavorSeq,
     305             :                                                         DataFlavorExVector& rDataFlavorExVector );
     306             : 
     307             :                                 TransferableDataHelper();
     308             :                                 TransferableDataHelper( const TransferableDataHelper& rDataHelper );
     309             :                                 TransferableDataHelper( const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& rxTransferable );
     310             :                                 ~TransferableDataHelper();
     311             : 
     312             :     TransferableDataHelper&     operator=( const TransferableDataHelper& rDataHelper );
     313             : 
     314           0 :     const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >&    GetTransferable() const { return mxTransfer; }
     315             :     ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >           GetXTransferable() const;
     316             : 
     317             :     sal_Bool                    HasFormat( SotFormatStringId nFormat ) const;
     318             :     sal_Bool                    HasFormat( const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) const;
     319             : 
     320             :     sal_uInt32                  GetFormatCount() const;
     321             : 
     322             :     SotFormatStringId                           GetFormat( sal_uInt32 nFormat ) const;
     323             :     ::com::sun::star::datatransfer::DataFlavor  GetFormatDataFlavor( sal_uInt32 nFormat ) const;
     324             : 
     325           0 :     DataFlavorExVector&         GetDataFlavorExVector() const {return *mpFormats; }
     326             : 
     327             :     sal_Bool                    StartClipboardListening( );
     328             :     void                        StopClipboardListening( );
     329             : 
     330             :     void                        Rebind( const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& _rxNewData );
     331             : 
     332             : public:
     333             : 
     334             :     ::com::sun::star::uno::Any  GetAny( SotFormatStringId nFormat ) const;
     335             :     ::com::sun::star::uno::Any  GetAny( const ::com::sun::star::datatransfer::DataFlavor& rFlavor ) const;
     336             : 
     337             :     sal_Bool                    GetString( SotFormatStringId nFormat, String& rStr );
     338             :     sal_Bool                    GetString( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, String& rStr );
     339             : 
     340             :     sal_Bool                    GetString( SotFormatStringId nFormat, ::rtl::OUString& rStr );
     341             :     sal_Bool                    GetString( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, ::rtl::OUString& rStr );
     342             : 
     343             :     sal_Bool                    GetBitmap( SotFormatStringId nFormat, Bitmap& rBmp );
     344             :     sal_Bool                    GetBitmap( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, Bitmap& rBmp );
     345             : 
     346             :     sal_Bool                    GetGDIMetaFile( SotFormatStringId nFormat, GDIMetaFile& rMtf );
     347             :     sal_Bool                    GetGDIMetaFile( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, GDIMetaFile& rMtf );
     348             : 
     349             :     sal_Bool                    GetGraphic( SotFormatStringId nFormat, Graphic& rGraphic );
     350             :     sal_Bool                    GetGraphic( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, Graphic& rGraphic );
     351             : 
     352             :     sal_Bool                    GetImageMap( SotFormatStringId nFormat, ImageMap& rIMap );
     353             :     sal_Bool                    GetImageMap( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, ImageMap& rImap );
     354             : 
     355             :     sal_Bool                    GetTransferableObjectDescriptor( SotFormatStringId nFormat, TransferableObjectDescriptor& rDesc );
     356             :     sal_Bool                    GetTransferableObjectDescriptor( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, TransferableObjectDescriptor& rDesc );
     357             : 
     358             :     sal_Bool                    GetINetBookmark( SotFormatStringId nFormat, INetBookmark& rBmk );
     359             :     sal_Bool                    GetINetBookmark( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, INetBookmark& rBmk );
     360             : 
     361             :     sal_Bool                    GetINetImage( SotFormatStringId nFormat, INetImage& rINtImg );
     362             :     sal_Bool                    GetINetImage( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, INetImage& rINtImg );
     363             : 
     364             :     sal_Bool                    GetFileList( SotFormatStringId nFormat, FileList& rFileList );
     365             :     sal_Bool                    GetFileList( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, FileList& rFileList );
     366             : 
     367             :     sal_Bool                    GetSequence( SotFormatStringId nFormat, ::com::sun::star::uno::Sequence< sal_Int8 >& rSeq );
     368             :     sal_Bool                    GetSequence( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, ::com::sun::star::uno::Sequence< sal_Int8 >& rSeq );
     369             : 
     370             :     sal_Bool                    GetSotStorageStream( SotFormatStringId nFormat, SotStorageStreamRef& rStreamRef );
     371             :     sal_Bool                    GetSotStorageStream( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, SotStorageStreamRef& rStreamRef );
     372             : 
     373             :     sal_Bool                    GetInputStream( SotFormatStringId nFormat, ::com::sun::star::uno::Reference < com::sun::star::io::XInputStream >& xStream );
     374             :     sal_Bool                    GetInputStream( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, ::com::sun::star::uno::Reference < com::sun::star::io::XInputStream >& xStream );
     375             : 
     376             :     sal_Bool                    GetInterface( const ::com::sun::star::datatransfer::DataFlavor& rFlavor, ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& rIf );
     377             : 
     378             : public:
     379             : 
     380             :     static TransferableDataHelper   CreateFromSystemClipboard( Window * pWindow );
     381             :     static TransferableDataHelper   CreateFromSelection( Window * pWindow );
     382             :     static sal_Bool                 IsEqual( const ::com::sun::star::datatransfer::DataFlavor& rInternalFlavor,
     383             :                                              const ::com::sun::star::datatransfer::DataFlavor& rRequestFlavor,
     384             :                                              sal_Bool bCompareParameters = sal_False );
     385             : };
     386             : 
     387             : // --------------------
     388             : // - DragSourceHelper -
     389             : // --------------------
     390             : 
     391             : class SVT_DLLPUBLIC DragSourceHelper
     392             : {
     393             : private:
     394             : 
     395             :     // nested class to implement the XDragGestureListener interface
     396             :     class DragGestureListener : public ::cppu::WeakImplHelper1< ::com::sun::star::datatransfer::dnd::XDragGestureListener >
     397             :     {
     398             :     private:
     399             : 
     400             :         DragSourceHelper&   mrParent;
     401             : 
     402             :     private:
     403             : 
     404             :         // XEventListener
     405             :         virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw(::com::sun::star::uno::RuntimeException);
     406             : 
     407             :         // XDragGestureListener
     408             :         virtual void SAL_CALL dragGestureRecognized( const ::com::sun::star::datatransfer::dnd::DragGestureEvent& rDGE ) throw( ::com::sun::star::uno::RuntimeException );
     409             : 
     410             :     public:
     411             : 
     412             :         DragGestureListener( DragSourceHelper& rDragSourceHelper );
     413             :         ~DragGestureListener();
     414             :     };
     415             : 
     416             :     friend class DragSourceHelper::DragGestureListener;
     417             : 
     418             : private:
     419             : 
     420             :     ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDragGestureRecognizer > mxDragGestureRecognizer;
     421             :     ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDragGestureListener >   mxDragGestureListener;
     422             : 
     423             :                         // not available
     424             :                         DragSourceHelper();
     425             :     DragSourceHelper&   operator=( const DragSourceHelper& rDragSourceHelper );
     426             :     sal_Bool            operator==( const DragSourceHelper& rDragSourceHelper ) const;
     427             : 
     428             : public:
     429             : 
     430             :                         // to be overridden by the application
     431             :     virtual void        StartDrag( sal_Int8 nAction, const Point& rPosPixel );
     432             : 
     433             :                         DragSourceHelper( Window* pWindow );
     434             :     virtual             ~DragSourceHelper();
     435             : };
     436             : 
     437             : // --------------------
     438             : // - DropTargetHelper -
     439             : // --------------------
     440             : 
     441             : class SVT_DLLPUBLIC DropTargetHelper
     442             : {
     443             : private:
     444             : 
     445             :     // nested class to implement the XDropTargetListener interface
     446             :     class DropTargetListener : public ::cppu::WeakImplHelper1< ::com::sun::star::datatransfer::dnd::XDropTargetListener >
     447             :     {
     448             :     private:
     449             : 
     450             :         DropTargetHelper&   mrParent;
     451             :         AcceptDropEvent*    mpLastDragOverEvent;
     452             : 
     453             :     private:
     454             : 
     455             :         // XEventListener
     456             :         virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw(::com::sun::star::uno::RuntimeException);
     457             : 
     458             :         // XDropTargetListener
     459             :         virtual void SAL_CALL drop( const ::com::sun::star::datatransfer::dnd::DropTargetDropEvent& dtde ) throw(::com::sun::star::uno::RuntimeException);
     460             :         virtual void SAL_CALL dragEnter( const ::com::sun::star::datatransfer::dnd::DropTargetDragEnterEvent& dtdee ) throw(::com::sun::star::uno::RuntimeException);
     461             :         virtual void SAL_CALL dragExit( const ::com::sun::star::datatransfer::dnd::DropTargetEvent& dte ) throw(::com::sun::star::uno::RuntimeException);
     462             :         virtual void SAL_CALL dragOver( const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& dtde ) throw(::com::sun::star::uno::RuntimeException);
     463             :         virtual void SAL_CALL dropActionChanged( const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& dtde ) throw(::com::sun::star::uno::RuntimeException);
     464             : 
     465             :     public:
     466             : 
     467             :         DropTargetListener( DropTargetHelper& rDropTargetHelper );
     468             :         ~DropTargetListener();
     469             :     };
     470             : 
     471             :     friend class DropTargetHelper::DropTargetListener;
     472             : 
     473             : private:
     474             : 
     475             :     ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDropTarget >            mxDropTarget;
     476             :     ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDropTargetListener >    mxDropTargetListener;
     477             :     DataFlavorExVector*                                                                             mpFormats;
     478             : 
     479             :                         // not available
     480             :                         DropTargetHelper();
     481             :     DropTargetHelper&   operator=( const DropTargetHelper& rDropTargetHelper );
     482             :     sal_Bool            operator==( const DropTargetHelper& rDropTargetHelper ) const;
     483             : 
     484             :     void                ImplConstruct();
     485             : 
     486             :                         // called by our own implementation of XDropTargetListener (DropTargetListener instance)
     487             :     void                ImplBeginDrag( const ::com::sun::star::uno::Sequence< ::com::sun::star::datatransfer::DataFlavor >& rSupportedDataFlavors );
     488             :     void                ImplEndDrag();
     489             : 
     490             : public:
     491             : 
     492             :                         // to be overridden by the application
     493             :     virtual sal_Int8    AcceptDrop( const AcceptDropEvent& rEvt );
     494             :     virtual sal_Int8    ExecuteDrop( const ExecuteDropEvent& rEvt );
     495             : 
     496             :                         DropTargetHelper( Window* pWindow );
     497             :                         DropTargetHelper( const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDropTarget >& rxDropTarget );
     498             : 
     499             :     virtual             ~DropTargetHelper();
     500             : 
     501             :                         // typically called by the application in ::AcceptDrop and ::ExecuteDrop and (see above)
     502             :     sal_Bool            IsDropFormatSupported( SotFormatStringId nFormat );
     503             :     sal_Bool            IsDropFormatSupported( const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     504             : 
     505           0 :     DataFlavorExVector& GetDataFlavorExVector() const {return *mpFormats; }
     506             : 
     507             : };
     508             : 
     509             : 
     510             : //------------------------
     511             : // TransferDataContainer
     512             : //------------------------
     513             : 
     514             : struct TransferDataContainer_Impl;
     515             : 
     516             : class SVT_DLLPUBLIC TransferDataContainer : public TransferableHelper
     517             : {
     518             :     TransferDataContainer_Impl* pImpl;
     519             : 
     520             : protected:
     521             : 
     522             :     virtual void        AddSupportedFormats();
     523             :     virtual sal_Bool    GetData( const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
     524             :     virtual void        DragFinished( sal_Int8 nDropAction );
     525             : 
     526             : public:
     527             : 
     528             :                         TransferDataContainer();
     529             :                         ~TransferDataContainer();
     530             : 
     531             :     void                CopyINetBookmark( const INetBookmark& rBkmk );
     532             :     void                CopyINetImage( const INetImage& rINtImg );
     533             :     void                CopyImageMap( const ImageMap& rImgMap );
     534             :     void                CopyGraphic( const Graphic& rGrf );
     535             :     void                CopyString( const String& rStr );
     536             :     void                CopyString( sal_uInt16 nFmt, const String& rStr );
     537             :     void                CopyAny( sal_uInt16 nFmt, const ::com::sun::star::uno::Any& rAny );
     538             : 
     539             :     void                CopyByteString( sal_uLong nFormatId, const rtl::OString& rStr );
     540             :     void                CopyAnyData( sal_uLong nFormatId, const sal_Char* pData, sal_uLong nLen );
     541             : 
     542             :     sal_Bool            HasAnyData() const;
     543             : 
     544             :     using TransferableHelper::StartDrag;
     545             :     void                StartDrag( Window* pWindow, sal_Int8 nDragSourceActions,
     546             :                                    const Link& rCallbck,
     547             :                                    sal_Int32 nDragPointer = DND_POINTER_NONE,
     548             :                                    sal_Int32 nDragImage = DND_IMAGE_NONE );
     549             : };
     550             : 
     551             : #endif
     552             : 
     553             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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