[settings-nfc] Add nfc settings interfaces. Contibutes JB#48464

Author: neochapay

src/nfcsettings.cpp

@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2019 Open Mobile Platform LLС. <[email protected]>
+ *
+ * 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 Nemo Mobile 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."
+ */
+
+
+#include "nfcsettings.h"
+
+#include <QDBusConnection>
+#include <QDBusConnectionInterface>
+#include <QDebug>
+
+NfcSettings::NfcSettings(QObject *parent)
+    : QObject(parent)
+    , m_enabled(false)
+    , m_available(false)
+{
+    m_interface = new QDBusInterface("org.sailfishos.nfc.settings",
+                                     "/",
+                                     "org.sailfishos.nfc.Settings",
+                                     QDBusConnection::systemBus(),
+                                     this);
+    if (QDBusConnection::systemBus().interface()->isServiceRegistered("org.sailfishos.nfc.settings")) {
+        m_available = true;
+        emit availableChanged();
+
+        QDBusPendingCall pcall = m_interface->asyncCall(QLatin1String("GetEnabled"));
+        QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher(pcall, this);
+
+        connect(watcher, &QDBusPendingCallWatcher::finished, this, &NfcSettings::getEnableStateFinished);
+        QDBusConnection::systemBus().connect("org.sailfishos.nfc.settings", "/", "org.sailfishos.nfc.Settings", "EnabledChanged", this, SLOT(updateEnabledState(bool)));
+
+    } else {
+        qWarning() << "NFC interface not available";
+        qWarning() << m_interface->lastError();
+    }
+
+}
+
+NfcSettings::~NfcSettings()
+{
+}
+
+bool NfcSettings::available() const
+{
+    return m_available;
+}
+
+bool NfcSettings::enabled() const
+{
+    return m_enabled;
+}
+
+void NfcSettings::setEnabled(bool enabled)
+{
+    m_interface->asyncCall("SetEnabled", enabled);
+}
+
+void NfcSettings::getEnableStateFinished(QDBusPendingCallWatcher *call)
+{
+    QDBusPendingReply<bool> reply = *call;
+    if (reply.isError()) {
+        qWarning() << "Get dbus error:" << reply.error();
+    } else {
+        updateEnabledState(reply.value());
+    }
+    call->deleteLater();
+}
+
+void NfcSettings::updateEnabledState(bool enabled)
+{
+    if (enabled != m_enabled) {
+        m_enabled = enabled;
+        emit enabledChanged();
+    }
+}

src/nfcsettings.h

@@ -0,0 +1,40 @@
+#ifndef NFCSETTINGS_H
+#define NFCSETTINGS_H
+
+#include <systemsettingsglobal.h>
+
+#include <QObject>
+#include <QDBusInterface>
+#include <QDBusPendingCallWatcher>
+#include <QTimer>
+
+class SYSTEMSETTINGS_EXPORT NfcSettings : public QObject
+{
+    Q_OBJECT
+
+    Q_PROPERTY(bool available READ available NOTIFY availableChanged)
+    Q_PROPERTY(bool enabled READ enabled WRITE setEnabled NOTIFY enabledChanged)
+public:
+    explicit NfcSettings(QObject *parent = nullptr);
+    ~NfcSettings();
+
+    bool available() const;
+    bool enabled() const;
+    void setEnabled(bool enabled);
+
+signals:
+    void availableChanged();
+    void enabledChanged();
+
+private:
+    bool m_enabled;
+    bool m_available;
+    QDBusInterface *m_interface;
+    QTimer *m_timer;
+
+private slots:
+    void getEnableStateFinished(QDBusPendingCallWatcher* call);
+    void updateEnabledState(bool enabled);
+};
+
+#endif // NFCSETTINGS_H

src/plugin/plugin.cpp

@@ -50,6 +50,7 @@
 #include "settingsvpnmodel.h"
 #include "locationsettings.h"
 #include "deviceinfo.h"
+#include "nfcsettings.h"
 
 template<class T>
 static QObject *api_factory(QQmlEngine *, QJSEngine *)
@@ -89,6 +90,7 @@ class SystemSettingsPlugin : public QQmlExtensionPlugin
         qmlRegisterType<DiskUsage>(uri, 1, 0, "DiskUsage");
         qmlRegisterType<LocationSettings>(uri, 1, 0, "LocationSettings");
         qmlRegisterType<DeviceInfo>(uri, 1, 0, "DeviceInfo");
+        qmlRegisterType<NfcSettings>(uri, 1, 0, "NfcSettings");
     }
 };
 

src/src.pro

@@ -16,6 +16,7 @@ SOURCES += \
     localeconfig.cpp \
     logging.cpp \
     datetimesettings.cpp \
+    nfcsettings.cpp \
     profilecontrol.cpp \
     alarmtonemodel.cpp \
     mceiface.cpp \
@@ -70,6 +71,7 @@ HEADERS += \
     diskusage_p.h \
     locationsettings_p.h \
     logging_p.h \
+    nfcsettings.h \
     partition_p.h \
     partitionmanager_p.h \
     udisks2blockdevices_p.h \