fix #13,corona should load layout a bit later

--corona should load its layout after the activities
consumer is ready. Otherwise all the functionality
concerning activities may not work correctly on its
first initialization

app/CMakeLists.txt

@@ -1,5 +1,6 @@
 find_package(Qt5 ${REQUIRED_QT_VERSION} REQUIRED NO_MODULE COMPONENTS Quick Qml)
 find_package(KF5I18n NO_MODULE)
+find_package(KF5Activities REQUIRED)
 
 include(KDEInstallDirs)
 include(KDECMakeSettings)
@@ -45,6 +46,7 @@ target_link_libraries(
     KF5::XmlGui
     KF5::Plasma
     KF5::PlasmaQuick
+    KF5::Activities
     KF5::QuickAddons
     KF5::WindowSystem
     KF5::IconThemes

app/dockcorona.cpp

@@ -35,10 +35,13 @@
 #include <KPackage/Package>
 #include <KPackage/PackageLoader>
 
+#include <kactivities/consumer.h>
+
 namespace Latte {
 
 DockCorona::DockCorona(QObject *parent)
-    : Plasma::Corona(parent)
+    : Plasma::Corona(parent),
+      m_activityConsumer(new KActivities::Consumer(this))
 {
     KPackage::Package package(new DockPackage(this));
     
@@ -56,7 +59,7 @@ DockCorona::DockCorona(QObject *parent)
     
     connect(this, &Corona::containmentAdded, this, &DockCorona::addDock);
     
-    loadLayout();
+    connect(m_activityConsumer, &KActivities::Consumer::serviceStatusChanged, this, &DockCorona::load);
 }
 
 DockCorona::~DockCorona()
@@ -69,9 +72,17 @@ DockCorona::~DockCorona()
     qDeleteAll(m_dockViews);
     m_dockViews.clear();
 
+    disconnect(m_activityConsumer, &KActivities::Consumer::serviceStatusChanged, this, &DockCorona::load);
+    delete m_activityConsumer;
+
     qDebug() << "deleted" << this;
 }
 
+void DockCorona::load()
+{
+    loadLayout();
+}
+
 int DockCorona::numScreens() const
 {
     return qGuiApp->screens().count();

app/dockcorona.h

@@ -31,6 +31,10 @@ class Containment;
 class Types;
 }
 
+namespace KActivities {
+class Consumer;
+}
+
 namespace Latte {
 
 class DockCorona : public Plasma::Corona {
@@ -62,12 +66,16 @@ signals:
     void configurationShown(PlasmaQuick::ConfigView *configView);
     void containmentsNoChanged();
     
+private slots:
+    void load();
+
 private:
     void qmlRegisterTypes() const;
     int primaryScreenId() const;
     
-    //std::vector<DockView *> m_containments;
     QHash<const Plasma::Containment *, DockView *> m_dockViews;
+
+    KActivities::Consumer *m_activityConsumer;
 };
 
 }