【Android开发】基本组件-日期、时间拾取器

    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:orientation="vertical"
    android:background="#FFFFFF">


           android:id="@+id/datePicker1"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content" />
     
            android:id="@+id/timePicker1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />
    

package com.example.test;


import java.util.Calendar;


import android.app.Activity;
import android.os.Bundle;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.DatePicker;
import android.widget.DatePicker.OnDateChangedListener;
import android.widget.TimePicker;
import android.widget.TimePicker.OnTimeChangedListener;
import android.widget.Toast;


public class MainActivity extends Activity {
  private OnCheckedChangeListener checkBox_listener;
  private int year,month,day,hour,minute;
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
      
    //获取日期拾取组件
    DatePicker datepicker=(DatePicker)findViewById(R.id.datePicker1);
    //获取时间拾取组件
    TimePicker timepicker=(TimePicker)findViewById(R.id.timePicker1);
    //将时间拾取组件设置为24小时制式显示
    timepicker.setIs24HourView(true);
    
    //创建一个日历对象，获取当前的年/月/日/小时/分钟数
    Calendar calendar=Calendar.getInstance();
    year=calendar.get(Calendar.YEAR);
    month=calendar.get(Calendar.MONTH);
    day=calendar.get(Calendar.DAY_OF_MONTH);
    hour=calendar.get(Calendar.HOUR_OF_DAY);
    minute=calendar.get(Calendar.MINUTE);
    
    //初始化日期拾取器，并在初始化时指定监视器
    datepicker.init(year, month, day, new OnDateChangedListener() {
      
      @Override
      public void onDateChanged(DatePicker view, int year, int month, int day) {
        MainActivity.this.year=year;
        MainActivity.this.month=month;
        MainActivity.this.day=day;
        Show(year,month,day,hour,minute);
      }
    });
    
    //为时间拾取器设置监听器
    timepicker.setOnTimeChangedListener(new OnTimeChangedListener() {
      
      @Override
      public void onTimeChanged(TimePicker view, int hour, int minute) {
        MainActivity.this.hour=hour;
        MainActivity.this.minute=minute;
        Show(year,month,day,hour,minute);
      }
    });
  }
  
  protected void Show(int year, int month, int day, int hour, int minute) {
    //通过DatePicker获取的月份是0-11月，所以month要加1才能代表真正的月份
    String str=year+"年"+(month+1)+"月"+day+"日 "+hour+":"+minute;
    Toast.makeText(this, str, Toast.LENGTH_SHORT).show();;
    
  }
}