private void button_Pause_Click(object sender, EventArgs e)
        {
            bool isPaused = _tasksChecking.Pause();

            button_Pause.Tag = isPaused;
            if (isPaused)
            {
                button_Pause.Text = "Resume";
            }
            else
            {
                button_Pause.Text = "Pause";
            }
        }