AlertDialog 警告对话框

AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(MainActivity.this);dialogBuilder.setTitle("this is dialog");//标题dialogBuilder.setMessage("something important.");//内容dialogBuilder.setCancelable(false);//设置是否可以取消dialogBuilder.setPositiveButton("ok", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface arg0, int arg1) {// TODO Auto-generated method stub//确定按钮的点击事件}});dialogBuilder.setNegativeButton("cancel", new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface arg0, int arg1) {// TODO Auto-generated method stub//取消按钮的点击事件}});dialogBuilder.show();//显示对话框