blob: c1615ddc9b67e95a5c801bd07a9b51a5e17070b5 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#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
|