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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* 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
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_ACCESSIBILITY_INC_HELPER_LISTBOXHELPER_HXX
#define INCLUDED_ACCESSIBILITY_INC_HELPER_LISTBOXHELPER_HXX
#include <helper/IComboListBoxHelper.hxx>
#include <vcl/lstbox.hxx>
#include <vcl/combobox.hxx>
#include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
// globals
const sal_Int32 DEFAULT_INDEX_IN_PARENT = -1;
// class VCLListBoxHelper
template< class T > class VCLListBoxHelper : public ::accessibility::IComboListBoxHelper
{
private:
T& m_aComboListBox;
public:
inline
VCLListBoxHelper( T& _pListBox ) :
m_aComboListBox( _pListBox ){}
virtual OUString GetEntry( sal_Int32 nPos ) const override
{
return m_aComboListBox.GetEntry( nPos );
}
virtual Rectangle GetDropDownPosSizePixel() const override
{
Rectangle aTemp = m_aComboListBox.GetWindowExtentsRelative(nullptr);
Rectangle aRet = m_aComboListBox.GetDropDownPosSizePixel();
aRet.Move(aTemp.TopLeft().X(),aTemp.TopLeft().Y());
return aRet;
}
virtual Rectangle GetBoundingRectangle( sal_uInt16 nItem ) const override
{
Rectangle aRect;
if ( m_aComboListBox.IsInDropDown() && IsEntryVisible( nItem ) )
{
Rectangle aTemp = m_aComboListBox.GetDropDownPosSizePixel();
Size aSize = aTemp.GetSize();
aSize.Height() /= m_aComboListBox.GetDisplayLineCount();
Point aTopLeft = aTemp.TopLeft();
aTopLeft.Y() += aSize.Height() * ( nItem - m_aComboListBox.GetTopEntry() );
aRect = Rectangle( aTopLeft, aSize );
}
else
aRect = m_aComboListBox.GetBoundingRectangle( nItem );
return aRect;
}
virtual Rectangle GetWindowExtentsRelative() override
{
return m_aComboListBox.GetWindowExtentsRelative( nullptr );
}
virtual bool IsEnabled() const override
{
return m_aComboListBox.IsEnabled();
}
virtual bool IsEntryVisible( sal_Int32 nPos ) const override
{
sal_Int32 nTopEntry = m_aComboListBox.GetTopEntry();
sal_uInt16 nLines = m_aComboListBox.GetDisplayLineCount();
return ( nPos >= nTopEntry && nPos < ( nTopEntry + nLines ) );
}
virtual sal_uInt16 GetDisplayLineCount() const override
{
return m_aComboListBox.GetDisplayLineCount();
}
virtual void GetMaxVisColumnsAndLines( sal_uInt16& rnCols, sal_uInt16& rnLines ) const override
{
m_aComboListBox.GetMaxVisColumnsAndLines(rnCols,rnLines);
}
virtual WinBits GetStyle() const override
{
return m_aComboListBox.GetStyle();
}
virtual bool IsMultiSelectionEnabled() const override
{
return m_aComboListBox.IsMultiSelectionEnabled();
}
virtual sal_Int32 GetTopEntry() const override
{
return m_aComboListBox.GetTopEntry();
}
virtual bool IsEntryPosSelected( sal_Int32 nPos ) const override
{
return m_aComboListBox.IsEntryPosSelected(nPos);
}
virtual sal_Int32 GetEntryCount() const override
{
return m_aComboListBox.GetEntryCount();
}
virtual void Select() override
{
m_aComboListBox.Select();
}
virtual void SelectEntryPos( sal_Int32 nPos, bool bSelect = true ) override
{
m_aComboListBox.SelectEntryPos(nPos,bSelect);
}
virtual sal_Int32 GetSelectEntryCount() const override
{
return m_aComboListBox.GetSelectEntryCount();
}
virtual void SetNoSelection() override
{
m_aComboListBox.SetNoSelection();
}
virtual sal_Int32 GetSelectEntryPos( sal_Int32 nSelIndex = 0 ) const override
{
return m_aComboListBox.GetSelectEntryPos(nSelIndex);
}
virtual bool IsInDropDown() const override
{
return m_aComboListBox.IsInDropDown();
}
virtual Rectangle GetEntryCharacterBounds( const sal_Int32 _nEntryPos, const sal_Int32 _nCharacterIndex ) const override
{
Rectangle aRect;
Pair aEntryCharacterRange = m_aComboListBox.GetLineStartEnd( _nEntryPos );
if ( aEntryCharacterRange.A() + _nCharacterIndex <= aEntryCharacterRange.B() )
{
long nIndex = aEntryCharacterRange.A() + _nCharacterIndex;
aRect = m_aComboListBox.GetCharacterBounds( nIndex );
}
return aRect;
}
long GetIndexForPoint( const Point& rPoint, sal_Int32& nPos ) const override
{
return m_aComboListBox.GetIndexForPoint( rPoint, nPos );
}
css::uno::Reference< css::datatransfer::clipboard::XClipboard >
GetClipboard() override
{
return m_aComboListBox.GetClipboard();
}
};
#endif // INCLUDED_ACCESSIBILITY_INC_HELPER_LISTBOXHELPER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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