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
|
// SPDX-FileCopyrightText: 2016 - 2022 UnionTech Software Technology Co., Ltd.
//
// SPDX-License-Identifier: LGPL-3.0-or-later
#pragma once
#include <QObject>
#include <QScopedPointer>
#include "dtkcore_global.h"
DCORE_BEGIN_NAMESPACE
class DSettings;
class LIBDTKCORESHARED_EXPORT DSettingsBackend : public QObject
{
Q_OBJECT
public:
explicit DSettingsBackend(QObject *parent = Q_NULLPTR): QObject(parent)
{
connect(this, &DSettingsBackend::sync, this, &DSettingsBackend::doSync, Qt::QueuedConnection);
connect(this, &DSettingsBackend::setOption, this, &DSettingsBackend::doSetOption, Qt::QueuedConnection);
}
virtual ~DSettingsBackend() {}
virtual QStringList keys() const = 0;
virtual QVariant getOption(const QString &key) const = 0;
virtual void doSync() = 0;
protected:
virtual void doSetOption(const QString &key, const QVariant &value) = 0;
Q_SIGNALS:
void optionChanged(const QString &key, const QVariant &value);
// private signals;
Q_SIGNALS:
void sync();
void setOption(const QString &key, const QVariant &value);
};
DCORE_END_NAMESPACE
|
