110 lines
2.9 KiB
C++
110 lines
2.9 KiB
C++
/* === This file is part of Calamares - <https://github.com/calamares> ===
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*
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* Copyright 2019, Adriaan de Groot <groot@kde.org>
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*
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* Calamares is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Calamares is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Calamares. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "LocaleModel.h"
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LocaleModel::LocaleModel( const QStringList& locales, QObject* parent )
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: QAbstractListModel( parent )
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{
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Q_ASSERT( locales.count() > 0 );
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m_locales.reserve( locales.count() );
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for ( const auto& l : locales )
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m_locales.push_back( CalamaresUtils::LocaleLabel( l ) );
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}
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LocaleModel::~LocaleModel()
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{
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}
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int
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LocaleModel::rowCount( const QModelIndex& ) const
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{
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return m_locales.count();
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}
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QVariant
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LocaleModel::data( const QModelIndex& index, int role ) const
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{
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if ( ( role != LabelRole ) && ( role != EnglishLabelRole ) )
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return QVariant();
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if ( !index.isValid() )
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return QVariant();
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const auto& locale = m_locales.at( index.row() );
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switch ( role )
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{
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case LabelRole:
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return locale.label();
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case EnglishLabelRole:
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return locale.englishLabel();
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default:
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return QVariant();
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}
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}
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const CalamaresUtils::LocaleLabel&
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LocaleModel::locale( int row )
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{
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if ( ( row < 0 ) || ( row >= m_locales.count() ) )
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{
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for ( const auto& l : m_locales )
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if ( l.isEnglish() )
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return l;
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return m_locales[0];
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}
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return m_locales[row];
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}
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int
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LocaleModel::find( std::function<bool ( const LocaleLabel& )> predicate ) const
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{
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for ( int row = 0; row < m_locales.count() ; ++row )
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{
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if ( predicate( m_locales[row] ) )
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return row;
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}
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return -1;
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}
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int
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LocaleModel::find( std::function<bool ( const QLocale& )> predicate ) const
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{
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return find( [&]( const LocaleLabel& l )
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{
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return predicate( l.locale() );
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} );
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}
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int
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LocaleModel::find( const QLocale& locale ) const
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{
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return find( [&]( const LocaleLabel& l )
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{
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return locale == l.locale();
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} );
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}
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void
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LocaleTwoColumnDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
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{
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QStyledItemDelegate::paint( painter, option, index );
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option.widget->style()->drawItemText( painter, option.rect, Qt::AlignRight | Qt::AlignVCenter, option.palette, false, index.data( LocaleModel::EnglishLabelRole ).toString() );
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}
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