fix switch button for single layout mode

app/settings/controllers/layoutscontroller.cpp

@@ -158,6 +158,21 @@ bool Layouts::dataAreChanged() const
     return m_model->dataAreChanged();
 }
 
+bool Layouts::layoutsAreChanged() const
+{
+    return m_model->layoutsAreChanged();
+}
+
+bool Layouts::modeIsChanged() const
+{
+    return m_model-modeIsChanged();
+}
+
+void Layouts::setOriginalInMultipleMode(const bool &inmultiple)
+{
+    m_model->setOriginalInMultipleMode(inmultiple);
+}
+
 bool Layouts::hasSelectedLayout() const
 {
     int selectedRow = m_view->currentIndex().row();
@@ -382,7 +397,8 @@ void Layouts::initLayouts()
     }
 
     //! Send original loaded data to model
-    m_model->setOriginalData(layouts, inMultiple);
+    m_model->setOriginalInMultipleMode(inMultiple);
+    m_model->setOriginalData(layouts);
 
     QStringList currentLayoutNames = m_handler->corona()->layoutsManager()->currentLayoutsNames();
     if (currentLayoutNames.count() > 0) {

app/settings/controllers/layoutscontroller.h

@@ -65,6 +65,8 @@ public:
     QTableView *view() const;
 
     bool dataAreChanged() const;
+    bool layoutsAreChanged() const;
+    bool modeIsChanged() const;
 
     bool inMultipleMode() const;
     void setInMultipleMode(bool inMultiple);
@@ -89,6 +91,8 @@ public:
     QString layoutNameForFreeActivities() const;
     void setOriginalLayoutForFreeActivities(const QString &id);
 
+    void setOriginalInMultipleMode(const bool &inmultiple);
+
     void copySelectedLayout();
     const Latte::Data::Layout addLayoutForFile(QString file, QString layoutName = QString(), bool newTempDirectory = true);
     const Latte::Data::Layout addLayoutByText(QString rawLayoutText);

app/settings/handlers/tablayoutshandler.cpp

@@ -309,16 +309,20 @@ void TabLayouts::switchLayout()
     Latte::Data::Layout selectedLayoutOriginal = m_layoutsController->selectedLayoutOriginalData();
     selectedLayoutOriginal = selectedLayoutOriginal.isEmpty() ? selectedLayoutCurrent : selectedLayoutOriginal;
 
-    if (m_layoutsController->dataAreChanged()) {
+    if (m_layoutsController->layoutsAreChanged()) {
         showInlineMessage(i18nc("settings:not permitted switching layout","You need to <b>apply</b> your changes first to switch layout..."),
                           KMessageWidget::Warning);
         return;
     }
 
     if (!m_layoutsController->inMultipleMode()) {
-        m_corona->layoutsManager()->switchToLayout(selectedLayoutOriginal.name);
+        m_corona->layoutsManager()->switchToLayout(selectedLayoutOriginal.name, MemoryUsage::SingleLayout);
+        m_layoutsController->setOriginalInMultipleMode(false);
     } else {
-        CentralLayout singleLayout(this, selectedLayoutCurrent.id);
+        m_corona->layoutsManager()->switchToLayout(selectedLayoutOriginal.name, MemoryUsage::MultipleLayouts);
+        m_layoutsController->setOriginalInMultipleMode(true);
+
+        /*CentralLayout singleLayout(this, selectedLayoutCurrent.id);
 
         QString switchToActivity;
 
@@ -354,7 +358,7 @@ void TabLayouts::switchLayout()
             }
 
             m_corona->layoutsManager()->synchronizer()->activitiesController()->setCurrentActivity(switchToActivity);
-        }
+        }*/
     }
 
     updatePerLayoutButtonsState();

app/settings/models/layoutsmodel.cpp

@@ -73,7 +73,17 @@ bool Layouts::containsCurrentName(const QString &name) const
 
 bool Layouts::dataAreChanged() const
 {
-    return ((o_inMultipleMode != m_inMultipleMode) || (o_layoutsTable != m_layoutsTable));
+    return modeIsChanged() || layoutsAreChanged();
+}
+
+bool Layouts::modeIsChanged() const
+{
+    return o_inMultipleMode != m_inMultipleMode;
+}
+
+bool Layouts::layoutsAreChanged() const
+{
+    return o_layoutsTable != m_layoutsTable;
 }
 
 bool Layouts::inMultipleMode() const
@@ -151,7 +161,8 @@ void Layouts::applyData()
 void Layouts::resetData()
 {
     clear();
-    setOriginalData(o_layoutsTable, o_inMultipleMode);
+    setOriginalInMultipleMode(o_inMultipleMode);
+    setOriginalData(o_layoutsTable);
 }
 
 void Layouts::removeLayout(const QString &id)
@@ -779,23 +790,27 @@ const Latte::Data::LayoutsTable &Layouts::currentLayoutsData()
     return m_layoutsTable;
 }
 
-void Layouts::setOriginalData(Latte::Data::LayoutsTable &data, const bool &inmultiple)
+void Layouts::setOriginalInMultipleMode(const bool &inmultiple)
+{
+    setInMultipleMode(inmultiple);
+
+    if (o_inMultipleMode == inmultiple) {
+        return;
+    }
+
+    o_inMultipleMode = inmultiple;
+    emit inMultipleModeChanged();
+}
+
+void Layouts::setOriginalData(Latte::Data::LayoutsTable &data)
 {
     clear();
 
     beginInsertRows(QModelIndex(), 0, data.rowCount() - 1);
-    o_inMultipleMode = inmultiple;
     o_layoutsTable = data;
-
     m_layoutsTable = data;
-
-    for(int i=0; i<m_layoutsTable.rowCount(); ++i) {
-        m_layoutsTable[i].isActive = m_corona->layoutsManager()->synchronizer()->layout(originalData(m_layoutsTable[i].id).name);
-    }
     endInsertRows();
 
-    setInMultipleMode(inmultiple);
-
     emit rowsInserted();
 }
 

app/settings/models/layoutsmodel.h

@@ -87,6 +87,8 @@ public:
     bool containsCurrentName(const QString &name) const;
 
     bool dataAreChanged() const;
+    bool layoutsAreChanged() const;
+    bool modeIsChanged() const;
 
     bool inMultipleMode() const;
     void setInMultipleMode(bool inMultiple);
@@ -129,7 +131,9 @@ public:
 
     const Latte::Data::LayoutsTable &currentLayoutsData();
     const Latte::Data::LayoutsTable &originalLayoutsData();
-    void setOriginalData(Latte::Data::LayoutsTable &data, const bool &inmultiple);
+
+    void setOriginalInMultipleMode(const bool &inmultiple);
+    void setOriginalData(Latte::Data::LayoutsTable &data);
 
 signals:
     void inMultipleModeChanged();