openfiledroptargetlistener.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#pragma once
 
#include <config_options.h>
#include <svtools/svtdllapi.h>
 
#include <com/sun/star/datatransfer/dnd/XDropTargetListener.hpp>
 
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/weakref.hxx>
 
#include <sot/exchange.hxx>
 
namespace com :: sun :: star :: frame { class XFrame; }
 
namespace com::sun::star::uno {
    class XComponentContext;
}
 
class UNLESS_MERGELIBS(SVT_DLLPUBLIC) OpenFileDropTargetListener final : public cppu::WeakImplHelper< css::datatransfer::dnd::XDropTargetListener >
{
    private:
        css::uno::Reference< css::uno::XComponentContext > m_xContext;
 
        css::uno::WeakReference< css::frame::XFrame > m_xTargetFrame;
 
        DataFlavorExVector m_aFormats;
 
    public:
        OpenFileDropTargetListener( css::uno::Reference< css::uno::XComponentContext > xContext,
                                    const css::uno::Reference< css::frame::XFrame >& xFrame );
        virtual ~OpenFileDropTargetListener() override;
 
    public:
        // XEventListener
        virtual void SAL_CALL disposing        ( const css::lang::EventObject& Source ) override;
 
        // XDropTargetListener
        virtual void SAL_CALL drop             ( const css::datatransfer::dnd::DropTargetDropEvent&      dtde  ) override;
        virtual void SAL_CALL dragEnter        ( const css::datatransfer::dnd::DropTargetDragEnterEvent& dtdee ) override;
        virtual void SAL_CALL dragExit         ( const css::datatransfer::dnd::DropTargetEvent&          dte   ) override;
        virtual void SAL_CALL dragOver         ( const css::datatransfer::dnd::DropTargetDragEvent&      dtde  ) override;
        virtual void SAL_CALL dropActionChanged( const css::datatransfer::dnd::DropTargetDragEvent&      dtde  ) override;
 
    private:
        void     implts_BeginDrag( const css::uno::Sequence< css::datatransfer::DataFlavor >& rSupportedDataFlavors );
        void     implts_EndDrag();
        bool     implts_IsDropFormatSupported( SotClipboardFormatId nFormat );
        void     implts_OpenFile( const OUString& rFilePath );
};
 
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