五子棋游戏源代码(3)

【柯哀王道】左右两边的世界-作者：忧冷繁星

ButtonGroup group=new ButtonGroup();

JRadioButtonMenuItem rmenu;

for (int j=0;j<strsize.length;j++){

rmenu=makeRadioButtonMenuItem(strsize[j],target);

if (j==0)

rmenu.setSelected(true);

jm.add(rmenu);

group.add(rmenu);

}

m.add(jm);

}else if(items[i] == "模式"){

JMenu jm = new JMenu("模式");

ButtonGroup group=new ButtonGroup();

JRadioButtonMenuItem rmenu;

for (int h=0;h<strmode.length;h++){

rmenu=makeRadioButtonMenuItem(strmode[h],target);

if(h==0)

rmenu.setSelected(true);

jm.add(rmenu);

group.add(rmenu);

}

m.add(jm);

}else

m.add(makeMenuItem(items[i], target));

return m;

}

//构造五子棋游戏的菜单项

public JMenuItem makeMenuItem(Object item, Object target){

JMenuItem r = null;

if(item instanceof String)

r = new JMenuItem((String)item);

else if(item instanceof JMenuItem)

r = (JMenuItem)item;

else

return null;

if(target instanceof ActionListener)

r.addActionListener((ActionListener)target);

return r;

}