Posts by Lourenço Gonçalves • 11 points

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  A: Refresh Jframe

  When ping updates Jframe. If you are online paint green and do: botao.setBackground(Color.GREEN); frame.revalidate(); frame.repaint(); If you are offline: botao.setBackground(Color.RED);…

  java swing

  answered 9 years, 5 months ago Lourenço Gonçalves 11