AlertDialog详解

时间:2022-11-05 19:14:26

参考地址:http://blog.csdn.net/woaieillen/article/details/7378324

1.弹出提示框

  new AlertDialog.Builder(LoginActivity.this) //LoginActivity为类名
    .setTitle("提示")
    .setMessage("该用户名不存在或密码错误!")
    .setPositiveButton("确定", null)
    .show();

2.弹出对话框

  new AlertDialog.Builder(RegSuccess.this)

      .setTitle("提示")

      .setMessage("确定退出?")
      .setPositiveButton("确定", new DialogInterface.OnClickListener() {
          public void onClick(DialogInterface dialog, int whichButton) {
            setResult(RESULT_OK);//确定按钮事件
            finish();
          }
      })
      .setNegativeButton("取消", new DialogInterface.OnClickListener() {
        public void onClick(DialogInterface dialog, int whichButton) {
          //取消按钮事件
        }
      })
      .show();