static int jMarginButton_margin = 10;

static JButton jMarginButton(S text, O action) {
  ret setMargin(jMarginButton_margin, jButton(text, action));
}

static JButton jMarginButton(int margin, S text, O action) {
  ret setMargin(margin, jButton(text, action));
}

static JButton jMarginButton(S text) {
  ret jMarginButton(text, null);
}

static JButton jMarginButton(BufferedImage img, O action) {
  ret setMargin(jMarginButton_margin, jButton(img, action));
}

Began life as a copy of #1014640