add control in mouseReleaseEvent to check if the mouse is moved after the click, to avoid that the data model is change though no change is done
add control in mouseReleaseEvent to check if the mouse is moved after the click, to avoid that the data model is change though no change is done

develersrl/rooms,develersrl/rooms,develersrl/rooms,develersrl/rooms,develersrl/rooms,develersrl/rooms,develersrl/rooms