9341a84820
Require a ; after RETRANSLATE macros. They are statement-like; this makes it easier for some of them to be recognized by clang-format and resolves some existing weird formatting.
113 lines
4.6 KiB
C++
113 lines
4.6 KiB
C++
/* === This file is part of Calamares - <https://calamares.io> ===
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*
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* SPDX-FileCopyrightText: 2017-2018 Adriaan de Groot <groot@kde.org>
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* SPDX-FileCopyrightText: 2019 Collabora Ltd <arnaud.ferraris@collabora.com>
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* Calamares is Free Software: see the License-Identifier above.
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*
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*/
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#include "PlasmaLnfPage.h"
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#include "Config.h"
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#include "ui_page_plasmalnf.h"
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#include "Settings.h"
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#include "utils/Logger.h"
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#include "utils/Retranslator.h"
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#include <QHeaderView>
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#include <QListView>
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#include <QStyledItemDelegate>
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class ThemeDelegate : public QStyledItemDelegate
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{
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public:
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using QStyledItemDelegate::QStyledItemDelegate;
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void paint( QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index ) const override;
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// The size of the item is constant
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QSize sizeHint( const QStyleOptionViewItem&, const QModelIndex& ) const override;
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};
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QSize
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ThemeDelegate::sizeHint( const QStyleOptionViewItem&, const QModelIndex& ) const
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{
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QSize image( ThemesModel::imageSize() );
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return { 3 * image.width(), image.height() };
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}
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void
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ThemeDelegate::paint( QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index ) const
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{
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auto label = index.data( ThemesModel::LabelRole ).toString();
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auto description = index.data( ThemesModel::DescriptionRole ).toString();
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auto selected = index.data( ThemesModel::SelectedRole ).toBool() ? QStyle::State_On : QStyle::State_Off;
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auto image_v = index.data( ThemesModel::ImageRole );
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QPixmap image = image_v.canConvert< QPixmap >() ? qvariant_cast< QPixmap >( image_v ) : QPixmap();
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// The delegate paints three "columns", each of which takes 1/3
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// of the space: label, description and screenshot.
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QRect labelRect( option.rect );
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labelRect.setWidth( labelRect.width() / 3 );
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QStyleOptionButton rbOption;
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rbOption.state |= QStyle::State_Enabled | selected;
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rbOption.rect = labelRect;
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rbOption.text = label;
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option.widget->style()->drawControl( QStyle::CE_RadioButton, &rbOption, painter, option.widget );
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labelRect.moveLeft( labelRect.width() );
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option.widget->style()->drawItemText(
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painter, labelRect, Qt::AlignLeft | Qt::AlignVCenter | Qt::TextWordWrap, option.palette, false, description );
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labelRect.moveLeft( 2 * labelRect.width() );
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option.widget->style()->drawItemPixmap( painter, labelRect, Qt::AlignHCenter | Qt::AlignVCenter, image );
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}
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PlasmaLnfPage::PlasmaLnfPage( Config* config, QWidget* parent )
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: QWidget( parent )
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, ui( new Ui::PlasmaLnfPage )
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, m_config( config )
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{
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ui->setupUi( this );
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CALAMARES_RETRANSLATE( {
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ui->retranslateUi( this );
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if ( Calamares::Settings::instance()->isSetupMode() )
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ui->generalExplanation->setText( tr( "Please choose a look-and-feel for the KDE Plasma Desktop. "
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"You can also skip this step and configure the look-and-feel "
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"once the system is set up. Clicking on a look-and-feel "
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"selection will give you a live preview of that look-and-feel." ) );
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else
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ui->generalExplanation->setText( tr( "Please choose a look-and-feel for the KDE Plasma Desktop. "
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"You can also skip this step and configure the look-and-feel "
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"once the system is installed. Clicking on a look-and-feel "
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"selection will give you a live preview of that look-and-feel." ) );
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} );
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auto* view = new QListView( this );
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view->setModel( m_config->themeModel() );
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view->setItemDelegate( new ThemeDelegate( view ) );
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view->setUniformItemSizes( true );
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view->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding );
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ui->verticalLayout->addWidget( view );
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connect( view->selectionModel(),
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&QItemSelectionModel::selectionChanged,
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[this]( const QItemSelection& selected, const QItemSelection& ) {
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auto i = selected.indexes();
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if ( !i.isEmpty() )
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{
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auto row = i.first().row();
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auto* model = m_config->themeModel();
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auto id = model->data( model->index( row, 0 ), ThemesModel::KeyRole ).toString();
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if ( !id.isEmpty() )
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{
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m_config->setTheme( id );
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}
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}
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} );
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}
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