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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include <QAbstractListModel>
#include <QStandardItemModel>
#include <QRegularExpression>
namespace StudioWelcome {
class ScreenSizeModel : public QAbstractListModel
{
Q_OBJECT
public:
explicit ScreenSizeModel(QObject *parent = nullptr)
: QAbstractListModel(parent)
{}
Q_INVOKABLE QSize screenSizes(int index) const
{
constexpr auto invalid = QSize{0, 0};
if (!m_backendModel)
return invalid;
auto *item = m_backendModel->item(index, 0);
// Matches strings like "1024 x 768" or "1080 x 1920 (FullHD)"
QRegularExpression re{R"__(^(\d+)\s*x\s*(\d+).*)__"};
if (!item)
return invalid;
auto m = re.match(item->text());
if (!m.hasMatch())
return invalid;
bool ok = false;
int width = m.captured(1).toInt(&ok);
if (!ok)
return invalid;
int height = m.captured(2).toInt(&ok);
if (!ok)
return invalid;
return QSize{width, height};
}
int rowCount(const QModelIndex &/*parent*/) const override
{
if (m_backendModel)
return m_backendModel->rowCount();
return 0;
}
QVariant data(const QModelIndex &index, int /*role*/) const override
{
if (m_backendModel) {
auto *item = m_backendModel->item(index.row(), index.column());
return item->text();
}
return {};
}
int appendItem(const QString &text)
{
m_backendModel->appendRow(new QStandardItem{text});
return rowCount(QModelIndex{}) - 1;
}
QHash<int, QByteArray> roleNames() const override
{
if (m_backendModel)
return m_backendModel->roleNames();
QHash<int, QByteArray> roleNames;
roleNames[Qt::UserRole] = "name";
return roleNames;
}
void reset() {
beginResetModel();
endResetModel();
}
void setBackendModel(QStandardItemModel *model)
{
m_backendModel = model;
}
private:
QStandardItemModel *m_backendModel = nullptr;
};
} // namespace StudioWelcome
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