JOptionPane常用提示框

1 //JOptionPane.showMessageDialog(parentComponent, message, title, messageType, icon);
2 JOptionPane.showMessageDialog(null, "message", "title",JOptionPane.INFORMATION_MESSAGE,new ImageIcon("psb.jpg"));

1 JOptionPane.showConfirmDialog(null, "message", "title",JOptionPane.YES_NO_CANCEL_OPTION,JOptionPane.QUESTION_MESSAGE);
2 //JOptionPane.showConfirmDialog(parentComponent, message, title, optionType, messageType, icon);    
3 JOptionPane.showConfirmDialog(null, "message", "title",JOptionPane.YES_NO_CANCEL_OPTION,JOptionPane.QUESTION_MESSAGE,new ImageIcon("psb.jpg"));

1 String str [] = {"篮球","足球","排球"};
2 //JOptionPane.showInputDialog(parentComponent, message, title, messageType, icon, selectionValues, initialSelectionValue)
3 JOptionPane.showInputDialog(null, "message", "title",JOptionPane.INFORMATION_MESSAGE,new ImageIcon("psb.jpg") ,str, str[0]);

1 String str [] = {"篮球","足球","排球"};
2 //JOptionPane.showOptionDialog(parentComponent, message, title, optionType, messageType, icon, options, initialValue)
3 JOptionPane.showOptionDialog(null,"message","title",JOptionPane.YES_NO_OPTION,JOptionPane.QUESTION_MESSAGE,new ImageIcon("psb.jpg"),str,str[0]);

函数字段中存在 Internal 则该提示框 parentComponent 不能为空。