Quicksettings: add toggle for enabling/disabling screen rotation

containments/panel/CMakeLists.txt

@@ -1,4 +1,5 @@
-qt5_add_dbus_interfaces(DBUS_SRCS dbus/org.kde.KWin.Screenshot.xml)
+qt5_add_dbus_interfaces(DBUS_SRCS dbus/org.kde.KWin.Screenshot.xml
+                                  dbus/org.kde.KScreen.xml)
 
 set(phonepanel_SRCS
     phonepanel.cpp

containments/panel/dbus/org.kde.KScreen.xml

@@ -0,0 +1,21 @@
+<!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.kde.KScreen">
+        <method name="applyLayoutPreset">
+            <arg type="s" name="presetName" direction="in" />
+        </method>
+        <method name="getAutoRotate">
+            <arg type="b" direction="out" />
+        </method>
+        <method name="setAutoRotate">
+            <arg type="b" name="value" direction="in" />
+        </method>
+        <signal name="outputConnected">
+            <arg type="s" name="outputName" direction="out" />
+        </signal>
+        <signal name="unknownOutputConnected">
+            <arg type="s" name="outputName" direction="out" />
+        </signal>
+    </interface>
+</node>

containments/panel/package/contents/ui/quicksettings/QuickSettings.qml

@@ -60,6 +60,12 @@ Item {
         settingsModel.get(2).enabled = !enabledConnections.wwanEnabled
     }
 
+    function toggleRotation() {
+        const enable = !plasmoid.nativeInterface.autoRotateEnabled
+        plasmoid.nativeInterface.autoRotateEnabled = enable
+        settingsModel.get(8).enabled = enable
+    }
+
     function requestShutdown() {
         print("Shutdown requested, depends on ksmserver running");
         var service = pmSource.serviceForSource("PowerDevil");
@@ -199,6 +205,14 @@ Item {
             "toggleFunction": "requestScreenshot",
             "applet": null
         });
+        settingsModel.append({
+            "text": i18n("Auto-rotate"),
+            "icon": "rotation-allowed",
+            "enabled": plasmoid.nativeInterface.autoRotateEnabled,
+            "settingsCommand": "",
+            "toggleFunction": "toggleRotation",
+            "applet": null
+        });
 
         brightnessSlider.moved.connect(function() {
             root.screenBrightness = brightnessSlider.value;

containments/panel/phonepanel.cpp

@@ -35,6 +35,7 @@ PhonePanel::PhonePanel(QObject *parent, const QVariantList &args)
     : Plasma::Containment(parent, args)
 {
     //setHasConfigurationInterface(true);
+    m_kscreenInterface = new org::kde::KScreen(QStringLiteral("org.kde.kded5"), QStringLiteral("/modules/kscreen"), QDBusConnection::sessionBus(), this);
     m_screenshotInterface = new org::kde::kwin::Screenshot(QStringLiteral("org.kde.KWin"), QStringLiteral("/Screenshot"), QDBusConnection::sessionBus(), this);
 }
 
@@ -79,6 +80,29 @@ void PhonePanel::toggleTorch()
     }
 }
 
+bool PhonePanel::autoRotate()
+{
+    QDBusPendingReply<bool> reply = m_kscreenInterface->getAutoRotate();
+    reply.waitForFinished();
+    if (reply.isError()) {
+        qWarning() << "Getting auto rotate failed:" << reply.error().name() << reply.error().message();
+        return false;
+    } else {
+        return reply.value();
+    }
+}
+
+void PhonePanel::setAutoRotate(bool value)
+{
+    QDBusPendingReply<> reply = m_kscreenInterface->setAutoRotate(value);
+    reply.waitForFinished();
+    if (reply.isError()) {
+        qWarning() << "Setting auto rotate failed:" << reply.error().name() << reply.error().message();
+    } else {
+        emit autoRotateChanged(value);
+    }
+}
+
 void PhonePanel::takeScreenshot()
 {
     // wait ~200 ms to wait for rest of animations

containments/panel/phonepanel.h

@@ -26,11 +26,13 @@
 
 #include <gst/gst.h>
 
+#include "kscreeninterface.h"
 #include "screenshotinterface.h"
 
 class PhonePanel : public Plasma::Containment
 {
     Q_OBJECT
+    Q_PROPERTY(bool autoRotateEnabled READ autoRotate WRITE setAutoRotate NOTIFY autoRotateChanged);
 
 public:
     PhonePanel( QObject *parent, const QVariantList &args );
@@ -41,12 +43,19 @@ public Q_SLOTS:
     void toggleTorch();
     void takeScreenshot();
 
+    bool autoRotate();
+    void setAutoRotate(bool value);
+
+signals:
+    void autoRotateChanged(bool value);
+
 private:
     GstElement* m_pipeline;
     GstElement* m_sink;
     GstElement* m_source;
     bool m_running = false;
 
+    org::kde::KScreen *m_kscreenInterface;
     org::kde::kwin::Screenshot *m_screenshotInterface;
 };