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diff --git a/examples/widgets/itemviews/storageview/storagemodel.cpp b/examples/widgets/itemviews/storageview/storagemodel.cpp
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--- a/examples/widgets/itemviews/storageview/storagemodel.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Copyright (C) 2016 Ivan Komissarov
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** BSD License Usage
-** Alternatively, you may use this file under the terms of the BSD license
-** as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of The Qt Company Ltd nor the names of its
-** contributors may be used to endorse or promote products derived
-** from this software without specific prior written permission.
-**
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "storagemodel.h"
-
-#include <QDir>
-#include <QLocale>
-
-void StorageModel::refresh()
-{
- beginResetModel();
- m_volumes = QStorageInfo::mountedVolumes();
- std::sort(m_volumes.begin(), m_volumes.end(),
- [](const QStorageInfo &st1, const QStorageInfo &st2) {
- static const QString rootSortString = QStringLiteral(" ");
- return (st1.isRoot() ? rootSortString : st1.rootPath())
- < (st2.isRoot() ? rootSortString : st2.rootPath());
- });
- endResetModel();
-}
-
-int StorageModel::columnCount(const QModelIndex &/*parent*/) const
-{
- return ColumnCount;
-}
-
-int StorageModel::rowCount(const QModelIndex &parent) const
-{
- if (parent.isValid())
- return 0;
- return m_volumes.count();
-}
-
-Qt::ItemFlags StorageModel::flags(const QModelIndex &index) const
-{
- Qt::ItemFlags result = QAbstractTableModel::flags(index);
- switch (index.column()) {
- case ColumnAvailable:
- case ColumnIsReady:
- case ColumnIsReadOnly:
- case ColumnIsValid:
- result |= Qt::ItemIsUserCheckable;
- break;
- default:
- break;
- }
- return result;
-}
-
-QVariant StorageModel::data(const QModelIndex &index, int role) const
-{
- if (!index.isValid())
- return QVariant();
-
- if (role == Qt::DisplayRole) {
- const QStorageInfo &volume = m_volumes.at(index.row());
- switch (index.column()) {
- case ColumnRootPath:
- return QDir::toNativeSeparators(volume.rootPath());
- case ColumnName:
- return volume.name();
- case ColumnDevice:
- return volume.device();
- case ColumnFileSystemName:
- return volume.fileSystemType();
- case ColumnTotal:
- return QLocale().formattedDataSize(volume.bytesTotal());
- case ColumnFree:
- return QLocale().formattedDataSize(volume.bytesFree());
- case ColumnAvailable:
- return QLocale().formattedDataSize(volume.bytesAvailable());
- default:
- break;
- }
- } else if (role == Qt::CheckStateRole) {
- const QStorageInfo &volume = m_volumes.at(index.row());
- switch (index.column()) {
- case ColumnIsReady:
- return volume.isReady();
- case ColumnIsReadOnly:
- return volume.isReadOnly();
- case ColumnIsValid:
- return volume.isValid();
- default:
- break;
- }
- } else if (role == Qt::TextAlignmentRole) {
- switch (index.column()) {
- case ColumnTotal:
- case ColumnFree:
- case ColumnAvailable:
- return Qt::AlignTrailing;
- default:
- break;
- }
- return Qt::AlignLeading;
- } else if (role == Qt::ToolTipRole) {
- QLocale locale;
- const QStorageInfo &volume = m_volumes.at(index.row());
- return tr("Root path : %1\n"
- "Name: %2\n"
- "Display Name: %3\n"
- "Device: %4\n"
- "FileSystem: %5\n"
- "Total size: %6\n"
- "Free size: %7\n"
- "Available size: %8\n"
- "Is Ready: %9\n"
- "Is Read-only: %10\n"
- "Is Valid: %11\n"
- "Is Root: %12"
- ).
- arg(QDir::toNativeSeparators(volume.rootPath())).
- arg(volume.name()).
- arg(volume.displayName()).
- arg(QString::fromUtf8(volume.device())).
- arg(QString::fromUtf8(volume.fileSystemType())).
- arg(locale.formattedDataSize(volume.bytesTotal())).
- arg(locale.formattedDataSize(volume.bytesFree())).
- arg(locale.formattedDataSize(volume.bytesAvailable())).
- arg(volume.isReady() ? tr("true") : tr("false")).
- arg(volume.isReadOnly() ? tr("true") : tr("false")).
- arg(volume.isValid() ? tr("true") : tr("false")).
- arg(volume.isRoot() ? tr("true") : tr("false"));
- }
- return QVariant();
-}
-
-QVariant StorageModel::headerData(int section, Qt::Orientation orientation, int role) const
-{
- if (orientation != Qt::Horizontal)
- return QVariant();
-
- if (role != Qt::DisplayRole)
- return QVariant();
-
- switch (section) {
- case ColumnRootPath:
- return tr("Root Path");
- case ColumnName:
- return tr("Volume Name");
- case ColumnDevice:
- return tr("Device");
- case ColumnFileSystemName:
- return tr("File System");
- case ColumnTotal:
- return tr("Total");
- case ColumnFree:
- return tr("Free");
- case ColumnAvailable:
- return tr("Available");
- case ColumnIsReady:
- return tr("Ready");
- case ColumnIsReadOnly:
- return tr("Read-only");
- case ColumnIsValid:
- return tr("Valid");
- default:
- break;
- }
-
- return QVariant();
-}