Made 'icons' a QVector on the stack

src/mainwindow.cpp

@@ -24,7 +24,7 @@
 
 lc::MainWindow::MainWindow( QWidget *argParent ) :
     QMainWindow{ argParent },
-    icons{ new QPixmap[ icons_t::ICON_QUANTITY ] },
+    icons( static_cast< int >( icons_t::ICON_QUANTITY ) ),
     ui{ new Ui::MainWindow }
 {
     ui->setupUi( this );
@@ -44,7 +44,6 @@ lc::MainWindow::MainWindow( QWidget *argParent ) :
 lc::MainWindow::~MainWindow() {
     delete ui;
     delete valid_items;
-    delete[] icons;
 }
 
 bool lc::MainWindow::CheckIfUserIsAdmin() {

src/mainwindow.h

@@ -102,7 +102,7 @@ private:
 
     QStandardItemModel *clients_view_model = nullptr;   //! The view storing all clients data
     QTimer *gui_update_timer = nullptr;         //! A QTimer triggering updates of the graphical user interface
-    QPixmap *icons = nullptr;                   //! Array of pixmaps storing the icons indicating the clients' statuses
+    QVector< QPixmap > icons;                   //! Vector of pixmaps storing the icons indicating the clients' statuses
     Lablib *lablib = nullptr;                   //! Accumulator of all program logic being accessed by the GUI
     bool local_zLeaves_are_running = false;     //! Stores if a local zLeaf instance is running on the server ('true' if local zLeaf exists)
     QButtonGroup *userChooseButtonGroup = nullptr;      //! Used to group the radio buttons choosing which user shall be used for administrative client actions