myDialog = GTK_DIALOG(gtk_dialog_new_with_buttons("Launcher Settings", parent, (GtkDialogFlags)(GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT), "OK", GTK_RESPONSE_OK, "Cancel", GTK_RESPONSE_CANCEL, NULL));
GtkNotebook *notebook = GTK_NOTEBOOK(gtk_notebook_new());
gtk_container_add(GTK_CONTAINER(myDialog->vbox), GTK_WIDGET(notebook));
myDialog = GTK_DIALOG(gtk_dialog_new_with_buttons("Launcher Settings", parent, (GtkDialogFlags)(GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT), "OK", GTK_RESPONSE_OK, "Cancel", GTK_RESPONSE_CANCEL, NULL));
GtkNotebook *notebook = GTK_NOTEBOOK(gtk_notebook_new());
gtk_container_add(GTK_CONTAINER(myDialog->vbox), GTK_WIDGET(notebook));