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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2017 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation, either version 3 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file
* wxDataViewCtrl helper functions. These are functions that should be methods
* of wxDataViewCtrl, but aren't.
*/
#ifndef WXDATAVIEWCTRL_HELPERS_H
#define WXDATAVIEWCTRL_HELPERS_H
#include <wx/dataview.h>
/**
* Get the previous item in list order.
*
* @param aView - a wxDataViewCtrl with valid model
* @param aItem - a valid item in the model
* @return the item before aItem, or an invalid item if aItem is at the top.
*/
wxDataViewItem GetPrevItem( wxDataViewCtrl const& aView, wxDataViewItem const& aItem );
/**
* Get the next item in list order.
*
* @param aView - a wxDataViewCtrl with valid model
* @param aItem - a valid item in the model
* @return the item after aItem, or an invalid item if aItem is at the bottom.
*/
wxDataViewItem GetNextItem( wxDataViewCtrl const& aView, wxDataViewItem const& aItem );
/**
* Get the previous sibling of an item.
*
* @param aView - awxDataViewCtrl with valid model
* @param aItem - a valid item in the model
* @return the sibling before aItem, or an invalid item if aItem has no siblings before it.
*/
wxDataViewItem GetPrevSibling( wxDataViewCtrl const& aView, wxDataViewItem const& aItem );
/**
* Get the next sibling of an item.
*
* @param aView - awxDataViewCtrl with valid model
* @param aItem - a valid item in the model
* @return the sibling after aItem, or an invalid item if aItem has no siblings after it.
*/
wxDataViewItem GetNextSibling( wxDataViewCtrl const& aView, wxDataViewItem const& aItem );
#endif // WXDATAVIEWCTRL_HELPERS_H
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