Provide an interface to battery percentage

CMakeLists.txt

@@ -91,7 +91,12 @@ qt_add_dbus_adaptor(appmenu_SRCS src/appmenu/com.canonical.AppMenu.Registrar.xml
 qt_add_dbus_adaptor(appmenu_SRCS src/appmenu/org.cutefish.cappmenu.xml
     src/appmenu/appmenudbus.h AppmenuDBus appmenuadaptor AppmenuAdaptor)
 
-add_executable(cutefish-statusbar ${SRCS} ${appmenu_SRCS})
+## statusbar dbus
+qt5_add_dbus_adaptor(DBUS_SOURCES
+                     src/org.cutefish.Statusbar.xml
+                     src/statusbar.h StatusBar)
+
+add_executable(cutefish-statusbar ${SRCS} ${appmenu_SRCS} ${DBUS_SOURCES})
 
 target_include_directories(cutefish-statusbar PUBLIC ${XCB_LIBS_INCLUDE_DIRS})
 target_link_libraries(cutefish-statusbar

qml/main.qml

@@ -361,10 +361,6 @@ Item {
         id: volume
     }
 
-    Battery {
-        id: battery
-    }
-
     NM.ActiveConnection {
         id: activeConnection
     }

src/battery.cpp

@@ -18,11 +18,22 @@
  */
 
 #include "battery.h"
+#include <QSettings>
 
 static const QString s_sServer = "org.cutefish.Settings";
 static const QString s_sPath = "/PrimaryBattery";
 static const QString s_sInterface = "org.cutefish.PrimaryBattery";
 
+static Battery *SELF = nullptr;
+
+Battery *Battery::self()
+{
+    if (!SELF)
+        SELF = new Battery;
+
+    return SELF;
+}
+
 Battery::Battery(QObject *parent)
     : QObject(parent)
     , m_upowerInterface("org.freedesktop.UPower",
@@ -35,10 +46,15 @@ Battery::Battery(QObject *parent)
                   QDBusConnection::sessionBus())
     , m_available(false)
     , m_onBattery(false)
+    , m_showPercentage(false)
 {
     m_available = m_interface.isValid() && !m_interface.lastError().isValid();
 
     if (m_available) {
+        QSettings settings("cutefishos", "statusbar");
+        settings.setDefaultFormat(QSettings::IniFormat);
+        m_showPercentage = settings.value("BatteryPercentage", true).toBool();
+
         QDBusConnection::sessionBus().connect(s_sServer, s_sPath, s_sInterface, "chargeStateChanged", this, SLOT(chargeStateChanged(int)));
         QDBusConnection::sessionBus().connect(s_sServer, s_sPath, s_sInterface, "chargePercentChanged", this, SLOT(chargePercentChanged(int)));
         QDBusConnection::sessionBus().connect(s_sServer, s_sPath, s_sInterface, "lastChargedPercentChanged", this, SLOT(lastChargedPercentChanged()));
@@ -76,8 +92,21 @@ bool Battery::onBattery() const
 
 bool Battery::showPercentage() const
 {
-    // TODO
+    return m_showPercentage;
-    return true;
+}
+
+void Battery::setShowPercentage(bool enabled)
+{
+    if (enabled == m_showPercentage)
+        return;
+
+    m_showPercentage = enabled;
+
+    QSettings settings("cutefishos", "statusbar");
+    settings.setDefaultFormat(QSettings::IniFormat);
+    settings.setValue("BatteryPercentage", m_showPercentage);
+
+    emit showPercentageChanged();
 }
 
 int Battery::chargeState() const

src/battery.h

@@ -37,11 +37,14 @@ class Battery : public QObject
     Q_PROPERTY(QString iconSource READ iconSource NOTIFY iconSourceChanged)
 
 public:
+    static Battery *self();
     explicit Battery(QObject *parent = nullptr);
 
     bool available() const;
     bool onBattery() const;
+
     bool showPercentage() const;
+    void setShowPercentage(bool enabled);
 
     int chargeState() const;
     int chargePercent() const;
@@ -70,6 +73,7 @@ private:
     QDBusInterface m_interface;
     bool m_available;
     bool m_onBattery;
+    bool m_showPercentage;
 };
 
 #endif // BATTERY_H

src/main.cpp

@@ -37,16 +37,6 @@ int main(int argc, char *argv[])
     QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
     QApplication app(argc, argv);
 
-    QString qmFilePath = QString("%1/%2.qm").arg("/usr/share/cutefish-statusbar/translations/").arg(QLocale::system().name());
-    if (QFile::exists(qmFilePath)) {
-        QTranslator *translator = new QTranslator(QApplication::instance());
-        if (translator->load(qmFilePath)) {
-            QGuiApplication::installTranslator(translator);
-        } else {
-            translator->deleteLater();
-        }
-    }
-
     const char *uri = "Cutefish.StatusBar";
     qmlRegisterType<SystemTrayModel>(uri, 1, 0, "SystemTrayModel");
     qmlRegisterType<ControlCenterDialog>(uri, 1, 0, "ControlCenterDialog");
@@ -59,5 +49,23 @@ int main(int argc, char *argv[])
 
     StatusBar bar;
 
+    if (!QDBusConnection::sessionBus().registerService("org.cutefish.Statusbar")) {
+        return -1;
+    }
+
+    if (!QDBusConnection::sessionBus().registerObject("/Statusbar", &bar)) {
+        return -1;
+    }
+
+    QString qmFilePath = QString("%1/%2.qm").arg("/usr/share/cutefish-statusbar/translations/").arg(QLocale::system().name());
+    if (QFile::exists(qmFilePath)) {
+        QTranslator *translator = new QTranslator(QApplication::instance());
+        if (translator->load(qmFilePath)) {
+            QGuiApplication::installTranslator(translator);
+        } else {
+            translator->deleteLater();
+        }
+    }
+
     return app.exec();
 }

src/org.cutefish.Statusbar.xml

@@ -0,0 +1,8 @@
+<!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
+<node>
+  <interface name="org.cutefish.Statusbar">
+    <method name="setBatteryPercentage">
+        <arg name="batteryPercentage" type="b" direction="in"/>
+    </method>
+  </interface>
+</node>

src/statusbar.cpp

@@ -18,12 +18,15 @@
  */
 
 #include "statusbar.h"
+#include "battery.h"
 #include "processprovider.h"
 #include "appmenu/appmenu.h"
+#include "statusbaradaptor.h"
 
 #include <QQmlEngine>
 #include <QQmlContext>
 
+#include <QDBusConnection>
 #include <QApplication>
 #include <QScreen>
 
@@ -42,10 +45,12 @@ StatusBar::StatusBar(QQuickView *parent)
     KWindowSystem::setType(winId(), NET::Dock);
     KWindowEffects::slideWindow(winId(), KWindowEffects::TopEdge);
 
+    new StatusbarAdaptor(this);
     new AppMenu(this);
 
     engine()->rootContext()->setContextProperty("acticity", m_acticity);
     engine()->rootContext()->setContextProperty("process", new ProcessProvider);
+    engine()->rootContext()->setContextProperty("battery", Battery::self());
 
     setSource(QUrl(QStringLiteral("qrc:/qml/main.qml")));
     setResizeMode(QQuickView::SizeRootObjectToView);
@@ -57,6 +62,11 @@ StatusBar::StatusBar(QQuickView *parent)
     connect(qApp->primaryScreen(), &QScreen::geometryChanged, this, &StatusBar::updateGeometry);
 }
 
+void StatusBar::setBatteryPercentage(bool enabled)
+{
+    Battery::self()->setShowPercentage(enabled);
+}
+
 void StatusBar::updateGeometry()
 {
     const QRect rect = qApp->primaryScreen()->geometry();

src/statusbar.h

@@ -30,6 +30,8 @@ class StatusBar : public QQuickView
 public:
     explicit StatusBar(QQuickView *parent = nullptr);
 
+    void setBatteryPercentage(bool enabled);
+
     void updateGeometry();
     void updateViewStruts();