dtrans/source/win32/dnd/sourcecontext.hxx

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  30 #ifndef _SOURCECONTEXT_HXX_
  31 #define _SOURCECONTEXT_HXX_
  32
  33 #include <cppuhelper/implbase1.hxx>
  34 #include <com/sun/star/datatransfer/dnd/XDragSourceContext.hpp>
  35 #include <cppuhelper/compbase1.hxx>
  36
  37
  38 #include "source.hxx"
  39
  40 using namespace ::com::sun::star::datatransfer;
  41 using namespace ::com::sun::star::datatransfer::dnd;
  42 using namespace ::cppu;
  43 using namespace ::com::sun::star::uno;
  44 using namespace ::com::sun::star::lang;
  45
  46
  47 // This class fires events to XDragSourceListener implementations.
  48 // Of that interface only dragDropEnd and dropActionChanged are called.
  49 // The functions dragEnter, dragExit and dragOver are not supported
  50 // currently.
  51 // An instance of SourceContext only lives as long as the drag and drop
  52 // operation lasts.
  53 class SourceContext: public MutexDummy,
  54                      public WeakComponentImplHelper1<XDragSourceContext>
  55 {
  56     DragSource* m_pDragSource;
  57     Reference<XDragSource> m_dragSource;
  58     // the action ( copy, move etc)
  59     sal_Int8 m_currentAction;
  60
  61     SourceContext();
  62     SourceContext( const SourceContext&);
  63     SourceContext &operator= (const SourceContext& );
  64
  65 public:
  66     SourceContext( DragSource* pSource, const Reference<XDragSourceListener>& listener);
  67     ~SourceContext();
  68
  69     virtual void SAL_CALL addDragSourceListener( const Reference<XDragSourceListener >& dsl )
  70         throw( RuntimeException);
  71     virtual void SAL_CALL removeDragSourceListener( const Reference<XDragSourceListener >& dsl )
  72         throw( RuntimeException);
  73     virtual sal_Int32 SAL_CALL getCurrentCursor(  )
  74         throw( RuntimeException);
  75     virtual void SAL_CALL setCursor( sal_Int32 cursorId )
  76         throw( RuntimeException);
  77     virtual void SAL_CALL setImage( sal_Int32 imageId )
  78         throw( RuntimeException);
  79     virtual void SAL_CALL transferablesFlavorsChanged(  )
  80         throw( RuntimeException);
  81
  82
  83
  84     // non - interface functions
  85     void fire_dragDropEnd( sal_Bool success, sal_Int8 byte);
  86     void fire_dropActionChanged( sal_Int8 dropAction, sal_Int8 userAction);
  87
  88 };
  89
  90
  91
  92 #endif