libreoffice/fpicker/source/win32/filepicker/previewbase.hxx

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#ifndef _PREVIEWBASE_HXX_
#define _PREVIEWBASE_HXX_

#include <sal/types.h>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/uno/RuntimeException.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/uno/Any.hxx>

#if defined _MSC_VER
#pragma warning(push, 1)
#endif
#include <windows.h>
#if defined _MSC_VER
#pragma warning(pop)
#endif

//---------------------------------------------
// Common interface for previews
//---------------------------------------------

class PreviewBase
{
public:
    PreviewBase();

    // dtor
    virtual ~PreviewBase();

    virtual sal_Int32 SAL_CALL getTargetColorDepth()
        throw (::com::sun::star::uno::RuntimeException);

    virtual sal_Int32 SAL_CALL getAvailableWidth()
        throw (::com::sun::star::uno::RuntimeException);

    virtual sal_Int32 SAL_CALL getAvailableHeight()
        throw (::com::sun::star::uno::RuntimeException);

    virtual void SAL_CALL setImage( sal_Int16 aImageFormat, const ::com::sun::star::uno::Any& aImage )
        throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);

    virtual sal_Bool SAL_CALL setShowState( sal_Bool bShowState )
        throw (::com::sun::star::uno::RuntimeException);

    virtual sal_Bool SAL_CALL getShowState()
        throw (::com::sun::star::uno::RuntimeException);

    virtual void SAL_CALL getImage(sal_Int16& aImageFormat,com::sun::star::uno::Any& aImage);

    sal_Bool SAL_CALL getImaginaryShowState() const;

    virtual HWND SAL_CALL getWindowHandle() const;

protected:
    ::com::sun::star::uno::Any m_ImageData;
    sal_Int16                  m_ImageFormat;
    sal_Bool                   m_bShowState;
};


#endif