calamares/src/modules/partition/core/DeviceModel.cpp
Adriaan de Groot cf913b87ff [partition] Apply coding style
This applies the new(er) style to the whole module,
rather than just the files that recently changed.
2022-02-01 16:35:19 +01:00

153 lines
3.6 KiB
C++

/* === This file is part of Calamares - <https://calamares.io> ===
*
* SPDX-FileCopyrightText: 2014 Aurélien Gâteau <agateau@kde.org>
* SPDX-FileCopyrightText: 2014 Teo Mrnjavac <teo@kde.org>
* SPDX-FileCopyrightText: 2019 Adriaan de Groot <groot@kde.org>
* SPDX-License-Identifier: GPL-3.0-or-later
*
* Calamares is Free Software: see the License-Identifier above.
*
*/
#include "DeviceModel.h"
#include "core/PartitionModel.h"
#include "core/SizeUtils.h"
#include "utils/CalamaresUtilsGui.h"
#include "utils/Logger.h"
// KPMcore
#include <kpmcore/core/device.h>
#include <QIcon>
#include <QStandardItemModel>
// STL
#include <algorithm>
static void
sortDevices( DeviceModel::DeviceList& l )
{
std::sort( l.begin(),
l.end(),
[]( const Device* dev1, const Device* dev2 ) { return dev1->deviceNode() < dev2->deviceNode(); } );
}
DeviceModel::DeviceModel( QObject* parent )
: QAbstractListModel( parent )
{
}
DeviceModel::~DeviceModel() {}
void
DeviceModel::init( const DeviceList& devices )
{
beginResetModel();
m_devices = devices;
sortDevices( m_devices );
endResetModel();
}
int
DeviceModel::rowCount( const QModelIndex& parent ) const
{
return parent.isValid() ? 0 : m_devices.count();
}
QVariant
DeviceModel::data( const QModelIndex& index, int role ) const
{
int row = index.row();
if ( row < 0 || row >= m_devices.count() )
{
return QVariant();
}
Device* device = m_devices.at( row );
switch ( role )
{
case Qt::DisplayRole:
case Qt::ToolTipRole:
if ( device->name().isEmpty() )
{
return device->deviceNode();
}
else
{
if ( device->logicalSize() >= 0 && device->totalLogical() >= 0 )
{
//: device[name] - size[number] (device-node[name])
return tr( "%1 - %2 (%3)" )
.arg( device->name() )
.arg( formatByteSize( device->capacity() ) )
.arg( device->deviceNode() );
}
else
{
// Newly LVM VGs don't have capacity property yet (i.e.
// always has 1B capacity), so don't show it for a while.
//
//: device[name] - (device-node[name])
return tr( "%1 - (%2)" ).arg( device->name() ).arg( device->deviceNode() );
}
}
case Qt::DecorationRole:
return CalamaresUtils::defaultPixmap(
CalamaresUtils::PartitionDisk,
CalamaresUtils::Original,
QSize( CalamaresUtils::defaultIconSize().width() * 2, CalamaresUtils::defaultIconSize().height() * 2 ) );
default:
return QVariant();
}
}
Device*
DeviceModel::deviceForIndex( const QModelIndex& index ) const
{
int row = index.row();
if ( row < 0 || row >= m_devices.count() )
{
return nullptr;
}
return m_devices.at( row );
}
void
DeviceModel::swapDevice( Device* oldDevice, Device* newDevice )
{
Q_ASSERT( oldDevice );
Q_ASSERT( newDevice );
int indexOfOldDevice = m_devices.indexOf( oldDevice );
if ( indexOfOldDevice < 0 )
{
return;
}
m_devices[ indexOfOldDevice ] = newDevice;
Q_EMIT dataChanged( index( indexOfOldDevice ), index( indexOfOldDevice ) );
}
void
DeviceModel::addDevice( Device* device )
{
beginResetModel();
m_devices << device;
sortDevices( m_devices );
endResetModel();
}
void
DeviceModel::removeDevice( Device* device )
{
beginResetModel();
m_devices.removeAll( device );
sortDevices( m_devices );
endResetModel();
}