dtrans/source/win32/dnd/sourcecontext.hxx

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  19 #ifndef INCLUDED_DTRANS_SOURCE_WIN32_DND_SOURCECONTEXT_HXX
  20 #define INCLUDED_DTRANS_SOURCE_WIN32_DND_SOURCECONTEXT_HXX
  21
  22 #include <com/sun/star/datatransfer/dnd/XDragSourceContext.hpp>
  23 #include <cppuhelper/compbase.hxx>
  24
  25 #include "source.hxx"
  26
  27 using namespace ::com::sun::star::datatransfer;
  28 using namespace ::com::sun::star::datatransfer::dnd;
  29 using namespace ::cppu;
  30 using namespace ::com::sun::star::uno;
  31 using namespace ::com::sun::star::lang;
  32
  33 // This class fires events to XDragSourceListener implementations.
  34 // Of that interface only dragDropEnd and dropActionChanged are called.
  35 // The functions dragEnter, dragExit and dragOver are not supported
  36 // currently.
  37 // An instance of SourceContext only lives as long as the drag and drop
  38 // operation lasts.
  39 class SourceContext: public MutexDummy,
  40                      public WeakComponentImplHelper<XDragSourceContext>
  41 {
  42     DragSource* m_pDragSource;
  43     Reference<XDragSource> m_dragSource;
  44     // the action ( copy, move etc)
  45     sal_Int8 m_currentAction;
  46
  47 public:
  48     SourceContext( DragSource* pSource, const Reference<XDragSourceListener>& listener);
  49     ~SourceContext() override;
  50     SourceContext(const SourceContext&) = delete;
  51     SourceContext &operator= (const SourceContext&) = delete;
  52
  53     /// @throws RuntimeException
  54     virtual void addDragSourceListener( const Reference<XDragSourceListener >& dsl );
  55     /// @throws RuntimeException
  56     virtual void removeDragSourceListener( const Reference<XDragSourceListener >& dsl );
  57     virtual sal_Int32 SAL_CALL getCurrentCursor(  ) override;
  58     virtual void SAL_CALL setCursor( sal_Int32 cursorId ) override;
  59     virtual void SAL_CALL setImage( sal_Int32 imageId ) override;
  60     virtual void SAL_CALL transferablesFlavorsChanged(  ) override;
  61
  62     // non - interface functions
  63     void fire_dragDropEnd( bool success, sal_Int8 byte);
  64     void fire_dropActionChanged( sal_Int8 dropAction, sal_Int8 userAction);
  65
  66 };
  67
  68 #endif
  69
  70 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */