コード例 #1
0
  private void createFrame() {
    frame = new JFrame(title);
    frame.setSize(dimension);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setLocationRelativeTo(null);
    frame.setResizable(false);
    frame.setFocusable(true);
    frame.setVisible(true);

    canvas = new Canvas();
    canvas.setPreferredSize(dimension);
    canvas.setMaximumSize(dimension);
    canvas.setMinimumSize(dimension);
    canvas.setFocusable(false);

    frame.add(canvas);
    frame.pack();
  }