--- a/src/main.h	Tue Sep 19 13:54:46 2017 +0300
+++ b/src/main.h	Wed Sep 20 09:43:11 2017 +0300
@@ -48,12 +48,12 @@
 //
 // Person information record
 //
-class PersonInfo : public QObject
+class SLPersonInfo : public QObject
 {
     Q_OBJECT
 
 public:
-    explicit PersonInfo()
+    explicit SLPersonInfo()
     {
         id = -1;
         firstName = "";
@@ -62,7 +62,7 @@
         balance = 0;
     }
 
-    ~PersonInfo()
+    ~SLPersonInfo()
     {
     }
 
@@ -88,39 +88,39 @@
 int slErrorMsg(QString title, QString msg);
 bool slCheckAndReportSQLError(const QString where, const QSqlError &err, bool report = false);
 
-void slGetPersonInfoRec(QSqlQuery &query, PersonInfo &info);
+void slGetPersonInfoRec(QSqlQuery &query, SLPersonInfo &info);
 
 
 //
 // Custom SQL models
 //
-class PersonSQLModel : public QSqlQueryModel
+class SLPersonSQLModel : public QSqlQueryModel
 {
     Q_OBJECT
 
 private:
 
 public:
-    PersonSQLModel(QObject *parent = 0);
+    SLPersonSQLModel(QObject *parent = 0);
 
     QVariant data(const QModelIndex &item, int role) const Q_DECL_OVERRIDE;
 
-    int  updatePerson(const PersonInfo &person);
-    qint64  addPerson(const PersonInfo &person);
+    int  updatePerson(const SLPersonInfo &person);
+    qint64  addPerson(const SLPersonInfo &person);
     int  deletePerson(qint64 id);
     void updateModel();
 };
 
 
 
-class TransactionSQLModel : public QSqlQueryModel
+class SLTransactionSQLModel : public QSqlQueryModel
 {
     Q_OBJECT
 
 private:
 
 public:
-    TransactionSQLModel(QObject *parent = 0);
+    SLTransactionSQLModel(QObject *parent = 0);
 
     QVariant data(const QModelIndex &item, int role) const Q_DECL_OVERRIDE;
 
@@ -159,7 +159,7 @@
     void readSettings();
     void saveSettings();
     void setActivePerson(qint64 id);
-    int  addTransaction(qint64 id, double value, PersonInfo &info);
+    int  addTransaction(qint64 id, double value, SLPersonInfo &info);
     int  addTransactionGUI(qint64 id, bool debt, double value);
     void updatePersonList();
     void updateMiscValues();
@@ -167,7 +167,7 @@
 
     bool printDocumentPage(const bool getPageInfo, const int page, QPainter *pt, QPrinter *printer);
 
-    PersonSQLModel *model_People;
+    SLPersonSQLModel *model_People;
 
 public slots:
     void focusDebtEdit();
@@ -218,14 +218,17 @@
     QNetworkReply *httpBackupReply;
 #endif
 
-    TransactionSQLModel *model_Latest;
-    PersonInfo currPerson;
+    SLTransactionSQLModel *model_Latest;
+    SLPersonInfo currPerson;
 
     int peopleSortIndex;
     Qt::SortOrder peopleSortOrder;
     QString peopleFilter;
 
     SLPageInfo pinfo;
+
+    int totalPeople;
+    double totalBalance;
 };
 
 
@@ -260,8 +263,8 @@
 private:
     Ui::EditPerson *ui;
 
-    PersonInfo selPerson;
-    TransactionSQLModel *model_Transactions;
+    SLPersonInfo selPerson;
+    SLTransactionSQLModel *model_Transactions;
 };