messageBox问题

Question

参考javax.swing.JOptionPane的Java Doc

Answer 1

if (JOptionPane
.showConfirmDialog(
this,
"确定要删除该数据吗？",
"信息",
JOptionPane.YES_NO_OPTION)
== JOptionPane.YES_OPTION)
{}

Answer 2

JOptionPane有四种用法
1 ShowMessageDialog
2  ShowConfirmDialog
3  ShowOptionDialog
4  ShowInputDialog
例1  int sele=JOptionPane.ShowConfirmDialog(Parent,"message","title",JOptionPane.OK_CANCEL_OPTION,JOPtionPane.WARNING_MESSAGE)
if(sele==JOPtionPane.OK_OPTION){...}
例2
 JOPtionPane.ShowConfirmDialog(null,yourstring)