Derived App from QApplication

src/app.h

@@ -0,0 +1,23 @@
+#ifndef APP_H
+#define APP_H
+
+#include <QApplication>
+
+class Window;
+
+class App : public QApplication
+{
+    Q_OBJECT
+public:
+    explicit App(int argc, char *argv[]);
+
+signals:
+
+public slots:
+
+private:
+    Window* window;
+
+};
+
+#endif // APP_H