/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
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#ifndef INCLUDED_VCL_MOREBTN_HXX
#define INCLUDED_VCL_MOREBTN_HXX

#include <tools/solar.h>
#include <vcl/dllapi.h>
#include <vcl/mapmod.hxx>
#include <vcl/button.hxx>

struct ImplMoreButtonData;


// - MoreButton -


class VCL_DLLPUBLIC MoreButton : public PushButton
{
private:
    ImplMoreButtonData* mpMBData;
    sal_uLong               mnDelta;
    MapUnit             meUnit;
    bool                mbState;

    // Copy assignment is forbidden and not implemented.
    SAL_DLLPRIVATE      MoreButton( const MoreButton & );
    SAL_DLLPRIVATE      MoreButton& operator=( const MoreButton & );
    SAL_DLLPRIVATE void ShowState();

protected:
    using Window::ImplInit;
    SAL_DLLPRIVATE void ImplInit( vcl::Window* pParent, WinBits nStyle );

public:
    explicit            MoreButton( vcl::Window* pParent, WinBits nStyle = 0 );
    virtual             ~MoreButton();

    void                Click() SAL_OVERRIDE;

    void                SetDelta( sal_uLong nNewDelta ) { mnDelta = nNewDelta; }
    sal_uLong           GetDelta() const { return mnDelta; }

    void                SetMapUnit( MapUnit eNewUnit = MAP_PIXEL ) { meUnit = eNewUnit; }
    MapUnit             GetMapUnit() const { return meUnit; }

    using PushButton::SetState;
    void                SetState( bool bNewState = true );
    bool            GetState() const { return mbState; }

    void                SetText( const OUString& rNewText ) SAL_OVERRIDE;
    OUString            GetText() const SAL_OVERRIDE;
};

inline void MoreButton::SetState( bool bNewState )
{
    if ( mbState != bNewState )
        Click();
}

#endif // INCLUDED_VCL_MOREBTN_HXX

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