framework/inc/classes/droptargetlistener.hxx

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  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 __FRAMEWORK_CLASSES_DROPTARGETLISTENER_HXX_
  21 #define __FRAMEWORK_CLASSES_DROPTARGETLISTENER_HXX_
  22
  23 #include <threadhelp/threadhelpbase.hxx>
  24 #include <general.h>
  25
  26 #include <com/sun/star/datatransfer/dnd/XDropTargetListener.hpp>
  27 #include <com/sun/star/frame/XFrame.hpp>
  28
  29 #include <cppuhelper/implbase1.hxx>
  30
  31 #include <sot/exchange.hxx>
  32
  33 namespace framework
  34 {
  35
  36 class DropTargetListener : private ThreadHelpBase
  37                          , public ::cppu::WeakImplHelper1< ::com::sun::star::datatransfer::dnd::XDropTargetListener >
  38 {
  39     //___________________________________________
  40     // member
  41     private:
  42
  43         /// uno service manager to create necessary services
  44         css::uno::Reference< css::lang::XMultiServiceFactory > m_xFactory;
  45         /// weakreference to target frame (Don't use a hard reference. Owner can't delete us then!)
  46         css::uno::WeakReference< css::frame::XFrame > m_xTargetFrame;
  47         /// drag/drop info
  48         DataFlavorExVector* m_pFormats;
  49
  50     //___________________________________________
  51     // c++ interface
  52     public:
  53
  54          DropTargetListener( const css::uno::Reference< css::lang::XMultiServiceFactory >& xFactory ,
  55                              const css::uno::Reference< css::frame::XFrame >& xFrame                );
  56         ~DropTargetListener(                                                                        );
  57
  58     //___________________________________________
  59     // uno interface
  60     public:
  61
  62         // XEventListener
  63         virtual void SAL_CALL disposing        ( const css::lang::EventObject& Source ) throw(css::uno::RuntimeException);
  64
  65         // XDropTargetListener
  66         virtual void SAL_CALL drop             ( const css::datatransfer::dnd::DropTargetDropEvent&      dtde  ) throw(css::uno::RuntimeException);
  67         virtual void SAL_CALL dragEnter        ( const css::datatransfer::dnd::DropTargetDragEnterEvent& dtdee ) throw(css::uno::RuntimeException);
  68         virtual void SAL_CALL dragExit         ( const css::datatransfer::dnd::DropTargetEvent&          dte   ) throw(css::uno::RuntimeException);
  69         virtual void SAL_CALL dragOver         ( const css::datatransfer::dnd::DropTargetDragEvent&      dtde  ) throw(css::uno::RuntimeException);
  70         virtual void SAL_CALL dropActionChanged( const css::datatransfer::dnd::DropTargetDragEvent&      dtde  ) throw(css::uno::RuntimeException);
  71
  72     //___________________________________________
  73     // internal helper
  74     private:
  75
  76         void     implts_BeginDrag            ( const css::uno::Sequence< css::datatransfer::DataFlavor >& rSupportedDataFlavors );
  77         void     implts_EndDrag              (                                                                                  );
  78         sal_Bool implts_IsDropFormatSupported( SotFormatStringId nFormat                                                        );
  79         void     implts_OpenFile             ( const String& rFilePath                                                          );
  80
  81 }; // class DropTargetListener
  82
  83 } // namespace framework
  84
  85 #endif // __FRAMEWORK_CLASSES_DROPTARGETLISTENER_HXX_
  86
  87 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */