private void EditTest(object sender, RoutedEventArgs e)
{
UpdateTestWindow window = new UpdateTestWindow(Test);
window.ShowDialog();
Test = iBL_Imp.SearchTest(Test.Test_number)[0];
Fill_data();
}
/// <summary>
/// This function updates a test when we press on the button "Update Test"
/// This is a sighnup function for a click event
/// </summary>
/// <param name="sender">Who is sensing the event</param>
/// <param name="e">Details of the event occurred</param>
private void TestUpdateButton_Click(object sender, RoutedEventArgs e)
{
UpdateTestWindow updateTestWind = new UpdateTestWindow();
updateTestWind.ShowDialog();
}