From 8a1c449396d7ef2cc1ef419d9cf7a3017ab702d5 Mon Sep 17 00:00:00 2001
From: Michail Vourlakos <mvourlakos@gmail.com>
Date: Mon, 20 Mar 2017 20:40:27 +0200
Subject: [PATCH] fix #285,expanded to false for applets

--when changing session all the applets from
the previous session should hide their
expanded options
---
 app/dockcorona.cpp |  1 +
 app/dockview.cpp   | 15 +++++++++++++++
 app/dockview.h     |  2 ++
 3 files changed, 18 insertions(+)

diff --git a/app/dockcorona.cpp b/app/dockcorona.cpp
index f5fa0b97a..d92470679 100644
--- a/app/dockcorona.cpp
+++ b/app/dockcorona.cpp
@@ -511,6 +511,7 @@ void DockCorona::syncDockViews()
         if (view->session() != currentSession()) {
             qDebug() << "deleting view that does not belong in this session...";
             auto viewToDelete = m_dockViews.take(view->containment());
+            viewToDelete->deactivateApplets();
             viewToDelete->deleteLater();
             //! which explicit docks can be deleted
         } else if (!found && !view->onPrimary() && (m_dockViews.size() > 1) && m_dockViews.contains(view->containment())
diff --git a/app/dockview.cpp b/app/dockview.cpp
index 71a04078a..788ba4994 100644
--- a/app/dockview.cpp
+++ b/app/dockview.cpp
@@ -1066,6 +1066,21 @@ void DockView::closeApplication()
         dockCorona->closeApplication();
 }
 
+void DockView::deactivateApplets()
+{
+    if (!containment()) {
+        return;
+    }
+
+    foreach (auto applet, containment()->applets()) {
+        PlasmaQuick::AppletQuickItem *ai = applet->property("_plasma_graphicObject").value<PlasmaQuick::AppletQuickItem *>();
+
+        if (ai) {
+            ai->setExpanded(false);
+        }
+    }
+}
+
 QVariantList DockView::containmentActions()
 {
     QVariantList actions;
diff --git a/app/dockview.h b/app/dockview.h
index d797cea6c..f50935bb6 100644
--- a/app/dockview.h
+++ b/app/dockview.h
@@ -139,6 +139,8 @@ public:
 
     VisibilityManager *visibility() const;
 
+    void deactivateApplets();
+
     QQmlListProperty<QScreen> screens();
     static int countScreens(QQmlListProperty<QScreen> *property);
     static QScreen *atScreens(QQmlListProperty<QScreen> *property, int index);