fix #233,support autostart through tweaks page

app/dockconfigview.cpp

@@ -66,7 +66,11 @@ DockConfigView::DockConfigView(Plasma::Containment *containment, DockView *dockV
     });
 
     auto *dockCorona = qobject_cast<DockCorona *>(m_dockView->corona());
-    connections << connect(this, &DockConfigView::aboutApplication, dockCorona, &DockCorona::aboutApplication);
+
+    if (dockCorona) {
+        connections << connect(this, &DockConfigView::aboutApplication, dockCorona, &DockCorona::aboutApplication);
+        connections << connect(dockCorona, SIGNAL(autostartChanged()), this, SIGNAL(autostartChanged()));
+    }
 }
 
 DockConfigView::~DockConfigView()
@@ -252,5 +256,25 @@ void DockConfigView::setSticker(bool blockFocusLost)
     m_blockFocusLost = blockFocusLost;
 }
 
+bool DockConfigView::autostart() const
+{
+    auto *dockCorona = qobject_cast<DockCorona *>(m_dockView->corona());
+
+    if (dockCorona) {
+        return dockCorona->autostart();
+    }
+
+    return false;
+}
+
+void DockConfigView::setAutostart(bool state)
+{
+    auto *dockCorona = qobject_cast<DockCorona *>(m_dockView->corona());
+
+    if (dockCorona) {
+        dockCorona->setAutostart(state);
+    }
+}
+
 }
 // kate: indent-mode cstyle; indent-width 4; replace-tabs on;

app/dockconfigview.h

@@ -43,6 +43,7 @@ class DockView;
 
 class DockConfigView : public PlasmaQuick::ConfigView {
     Q_OBJECT
+    Q_PROPERTY(bool autostart READ autostart WRITE setAutostart NOTIFY autostartChanged)
 
 public:
     DockConfigView(Plasma::Containment *containment, DockView *dockView, QWindow *parent = nullptr);
@@ -51,11 +52,15 @@ public:
     void init() override;
     Qt::WindowFlags wFlags() const;
 
+    void setAutostart(bool state);
+    bool autostart() const;
+
 public slots:
     Q_INVOKABLE void setSticker(bool blockFocusLost);
     Q_INVOKABLE void syncGeometry();
 
 signals:
+    void autostartChanged();
     void showSignal();
 
 protected:

app/dockcorona.cpp

@@ -30,6 +30,8 @@
 #include <QScreen>
 #include <QDebug>
 #include <QDesktopWidget>
+#include <QDir>
+#include <QFile>
 #include <QQmlContext>
 
 #include <Plasma>
@@ -576,6 +578,30 @@ void DockCorona::aboutApplication()
     aboutDialog->show();
 }
 
+void DockCorona::setAutostart(bool state)
+{
+    QFile autostartFile(QDir::homePath() + "/.config/autostart/latte-dock.desktop");
+    QFile metaFile("/usr/share/applications/latte-dock.desktop");
+
+    if (!state && autostartFile.exists()) {
+        autostartFile.remove();
+        emit autostartChanged();
+    } else if (state && metaFile.exists()) {
+        metaFile.copy(autostartFile.fileName());
+        //! I havent added the flag "OnlyShowIn=KDE;" into the autostart file
+        //! because I fall onto a Plasma 5.8 case that this flag
+        //! didnt let the plasma desktop to start
+        emit autostartChanged();
+    }
+}
+
+bool DockCorona::autostart() const
+{
+    QFile autostartFile(QDir::homePath() + "/.config/autostart/latte-dock.desktop");
+    return autostartFile.exists();
+}
+
+
 QList<Plasma::Types::Location> DockCorona::freeEdges(QScreen *screen) const
 {
     using Plasma::Types;

app/dockcorona.h

@@ -65,6 +65,9 @@ public:
     void addDock(Plasma::Containment *containment);
     void recreateDock(Plasma::Containment *containment);
 
+    void setAutostart(bool state);
+    bool autostart() const;
+
     void aboutApplication();
     void closeApplication();
 
@@ -75,6 +78,7 @@ public slots:
     void dockContainmentDestroyed(QObject *cont);
 
 signals:
+    void autostartChanged();
     void configurationShown(PlasmaQuick::ConfigView *configView);
     void docksCountChanged();
     void dockLocationChanged();

shell/contents/configuration/TweaksConfig.qml

@@ -49,16 +49,16 @@ PlasmaComponents.Page {
             }
 
             PlasmaComponents.CheckBox {
-                id: showGlow
                 Layout.leftMargin: units.smallSpacing * 2
                 text: i18n("Enable autostart during startup")
+                checked: dockConfig.autostart
 
                 onClicked: {
+                    dockConfig.autostart = checked;
                 }
             }
 
             PlasmaComponents.CheckBox {
-                id: threeColorsWindows
                 Layout.leftMargin: units.smallSpacing * 2
                 text: i18n("Show dock on desktop or actitivy change")