android_checkbox_dialog 设计 是否要开起 默认不提示对话框

android_checkbox_dialog设计是不是开起默认不提示

package com.example.android_checkbox_dialog;import android.app.Activity;import android.app.AlertDialog;import android.content.Context;import android.content.DialogInterface;import android.content.DialogInterface.OnMultiChoiceClickListener;import android.os.Bundle;import android.view.View;import android.widget.Button;import android.widget.TextView;import android.widget.Toast;public class TestDialogActivity extends Activity {    private Button btn;    final Context context = this;      //定义复选框选项      final String[] multiChoiceItems = {"开启默认不提示"};      //复选框默认值：false=未选;true=选中 ,各自对应items[i]    final boolean[] defaultSelectedStatus = {false};    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        btn = (Button) findViewById(R.id.Button01);        btn.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View v) {                if(defaultSelectedStatus[0] != true)                showDialog5();                else                     Toast.makeText(context,"已经开启默认设置", Toast.LENGTH_LONG).show();            }        });    }    public void showDialog5(){          final StringBuilder sb = new StringBuilder();        //创建对话框          new AlertDialog.Builder(context)          .setTitle("复选框")//设置对话框标题          .setMultiChoiceItems(multiChoiceItems, defaultSelectedStatus, new OnMultiChoiceClickListener(){              @Override              public void onClick(DialogInterface dialog, int which,                      boolean isChecked) {                  //来回重复选择取消，得相应去改变item对应的bool值，点击确定时，根据这个bool[],得到选择的内容                 defaultSelectedStatus[which] = isChecked;            }          })  //设置对话框[肯定]按钮          .setPositiveButton("确定",new DialogInterface.OnClickListener() {            @Override            public void onClick(DialogInterface dialog, int which) {                for(int i=0;i<defaultSelectedStatus.length;i++) {                    if(defaultSelectedStatus[i]) {                        sb.append(multiChoiceItems[i]);                    }                }                // TODO Auto-generated method stub                Toast.makeText(context,sb.toString(), Toast.LENGTH_LONG).show();              }        })        .setNegativeButton("取消", null)//设置对话框[否定]按钮          .show();      }  }