fixed some heavy pointermistakes

mainwindow.cpp

@@ -8,6 +8,8 @@
 #include "database.h"
 #include <vector>
 #include "windowrennliste2.h"
+#include "training.h"
+#include "unistd.h"
 using std::vector;
 
 MainWindow::MainWindow(QWidget *parent) :
@@ -16,23 +18,36 @@ MainWindow::MainWindow(QWidget *parent) :
 {
     ui->setupUi(this);
 
-    test = new HardwareSetup;
+    //test = new HardwareSetup;
 
-    this->test->start();
+    //this->test->start();
     QObject::connect(ui->pushButton, SIGNAL(clicked()), this, SLOT(NewWindowSettings()));
 
     QObject::connect(ui->pBRennen, SIGNAL(clicked()), this, SLOT(WindowRennen()));
+    QObject::connect(this->ui->pBTraining, SIGNAL(clicked()), this, SLOT(WindowTraining()));
+
+
 
     this->db = new DataBase;
 
     vector< vector <QString> > daten = db->getData("select * from Fahrer", 2);
 
+}
+void MainWindow::closeEvent(QCloseEvent *event){
+
 }
 
 MainWindow::~MainWindow()
 {
+    delete this->db;
     delete ui;
+
 }
+
+void MainWindow::WindowTraining(){
+
+}
+
 void MainWindow::NewWindowSettings(){
     this->interfaceSettings = new WindowsSettings(this->db, this);
     this->interfaceSettings->show();