Some fixes

limereport/lrdatasourcemanager.cpp

@@ -160,7 +160,8 @@ QVariant DataSourceModel::data(const QModelIndex& index, int role) const
 void DataSourceModel::setDataSourceManager(DataSourceManager* dataManager)
 {
     m_dataManager = dataManager;
-    connect(m_dataManager,SIGNAL(datasourcesChanged()),this,SLOT(slotDatasourcesChanged()));
+    connect(m_dataManager, &DataSourceManager::datasourcesChanged,
+            this, &DataSourceModel::slotDatasourcesChanged);
     updateModel();
 }
 

limereport/lrdatasourcemanagerintf.h

@@ -66,6 +66,7 @@ public:
     virtual bool variableIsSystem(const QString& name) = 0;
     virtual IDataSource* dataSource(const QString& name) = 0;
     virtual IDataSourceHolder* dataSourceHolder(const QString& name) = 0;
+    virtual void setDesignTime(bool) = 0;
 };
 
 }

limereport/lrreportengine.cpp

@@ -1459,6 +1459,12 @@ void ReportEngine::printToFile(const QString &fileName)
     d->printToFile(fileName);
 }
 
+ReportPages ReportEngine::renderToPages()
+{
+    Q_D(ReportEngine);
+    return d->renderToPages();
+}
+
 bool ReportEngine::printToPDF(const QString &fileName)
 {
     Q_D(ReportEngine);

limereport/lrreportengine.h

@@ -156,6 +156,7 @@ public:
     bool    printReport(QMap<QString, QPrinter*> printers, bool printToAllPrinters = false);
     bool    printPages(ReportPages pages, QPrinter *printer);
     void    printToFile(const QString& fileName);
+    ReportPages renderToPages();
     QGraphicsScene* createPreviewScene(QObject *parent = 0);
     bool    printToPDF(const QString& fileName);
     bool    exportReport(QString exporterName, const QString &fileName = "", const QMap<QString, QVariant>& params = QMap<QString, QVariant>());

limereport/lrvariablesholder.cpp

@@ -112,9 +112,7 @@ void VariablesHolder::clearUserVariables()
         } else {
             ++it;
         }
-
     }
-
 }
 
 bool VariablesHolder::containsVariable(const QString &name)