SettingsFact.cc 2.23 KB
Newer Older
1 2 3 4 5 6 7 8 9
/****************************************************************************
 *
 *   (c) 2009-2016 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
 *
 * QGroundControl is licensed according to the terms in the file
 * COPYING.md in the root of the source code directory.
 *
 ****************************************************************************/

Don Gagne's avatar
Don Gagne committed
10 11

#include "SettingsFact.h"
12 13
#include "QGCCorePlugin.h"
#include "QGCApplication.h"
Don Gagne's avatar
Don Gagne committed
14 15 16 17 18 19

#include <QSettings>

SettingsFact::SettingsFact(QObject* parent)
    : Fact(parent)
{    
Don Gagne's avatar
Don Gagne committed
20
    QQmlEngine::setObjectOwnership(this, QQmlEngine::CppOwnership);
Don Gagne's avatar
Don Gagne committed
21 22
}

23 24 25 26
SettingsFact::SettingsFact(QString settingsGroup, FactMetaData* metaData, QObject* parent)
    : Fact          (0, metaData->name(), metaData->type(), parent)
    , _settingsGroup(settingsGroup)
    , _visible      (true)
Don Gagne's avatar
Don Gagne committed
27 28 29
{
    QSettings settings;

30 31
    if (!_settingsGroup.isEmpty()) {
        settings.beginGroup(_settingsGroup);
Don Gagne's avatar
Don Gagne committed
32 33
    }

34
    // Allow core plugin a chance to override the default value
35
    _visible = qgcApp()->toolbox()->corePlugin()->adjustSettingMetaData(settingsGroup, *metaData);
36
    setMetaData(metaData);
37

38 39 40 41 42 43 44 45 46 47 48 49
    if (metaData->defaultValueAvailable()) {
        QVariant rawDefaultValue = metaData->rawDefaultValue();
        if (_visible) {
            QVariant typedValue;
            QString errorString;
            metaData->convertAndValidateRaw(settings.value(_name, rawDefaultValue), true /* conertOnly */, typedValue, errorString);
            _rawValue = typedValue;
        } else {
            // Setting is not visible, force to default value always
            settings.setValue(_name, rawDefaultValue);
            _rawValue = rawDefaultValue;
        }
50
    }
Don Gagne's avatar
Don Gagne committed
51

52
    connect(this, &Fact::rawValueChanged, this, &SettingsFact::_rawValueChanged);
Don Gagne's avatar
Don Gagne committed
53 54 55 56 57 58 59 60 61 62 63 64
}

SettingsFact::SettingsFact(const SettingsFact& other, QObject* parent)
    : Fact(other, parent)
{
    *this = other;
}

const SettingsFact& SettingsFact::operator=(const SettingsFact& other)
{
    Fact::operator=(other);
    
65
    _settingsGroup = other._settingsGroup;
Don Gagne's avatar
Don Gagne committed
66 67 68 69

    return *this;
}

70
void SettingsFact::_rawValueChanged(QVariant value)
Don Gagne's avatar
Don Gagne committed
71 72 73
{
    QSettings settings;

74 75
    if (!_settingsGroup.isEmpty()) {
        settings.beginGroup(_settingsGroup);
Don Gagne's avatar
Don Gagne committed
76 77 78 79
    }

    settings.setValue(_name, value);
}