Android学习笔记-DatePicker_And_TimePicker

package org.ben.test;

import java.util.Calendar;

import android.app.Activity;
import android.app.DatePickerDialog;
import android.app.TimePickerDialog;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.TextView;
import android.widget.TimePicker;

public class AndroidTest_DatePicker_TimePickerActivity extends Activity {
    /** Called when the activity is first created. */
	
	TextView textView;
	DatePicker datePicker;
	TimePicker timePicker;
	Button dpBtn;
	Button tpBtn;
	Calendar calendar;
	
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        calendar = Calendar.getInstance();
        
        textView = (TextView)findViewById(R.id.textview);
        dpBtn = (Button)findViewById(R.id.dateBtn);
        tpBtn = (Button)findViewById(R.id.timeBtn);
        
        datePicker = (DatePicker)findViewById(R.id.datePicker);
        timePicker = (TimePicker)findViewById(R.id.timePicker);
        
        datePicker.init(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH),
        		calendar.get(Calendar.DAY_OF_MONTH), new DatePicker.OnDateChangedListener() {
					
					@Override
					public void onDateChanged(DatePicker view, int year, int monthOfYear,
							int dayOfMonth) {
						// TODO Auto-generated method stub
						//修改日期
						calendar.set(year, monthOfYear, dayOfMonth);
					}
				});
        
        //设置按24小时显示
        timePicker.setIs24HourView(true);
        
        timePicker.setOnTimeChangedListener(new TimePicker.OnTimeChangedListener(){
        	public void onTimeChanged(TimePicker view, int hourOfDay, int minute)
        	{
        		calendar.set( hourOfDay, minute);
        	}
        });
        
        dpBtn.setOnClickListener(new Button.OnClickListener(){
        	public void onClick(View v)
        	{
        		new DatePickerDialog(AndroidTest_DatePicker_TimePickerActivity.this,
        				new DatePickerDialog.OnDateSetListener() {
							
							@Override
							public void onDateSet(DatePicker view, int year, int monthOfYear,
									int dayOfMonth) {
								// TODO Auto-generated method stub
								//设置日期
								datePicker.updateDate(year, monthOfYear, dayOfMonth);
								
							}
						},calendar.get(Calendar.YEAR),calendar.get(Calendar.MONTH),calendar.get(Calendar.DAY_OF_MONTH)).show();
        	}
        });
        
        tpBtn.setOnClickListener(new Button.OnClickListener(){
        	public void onClick(View v)
        	{
        		new TimePickerDialog(AndroidTest_DatePicker_TimePickerActivity.this,
        				new TimePickerDialog.OnTimeSetListener() {
							
							@Override
							public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
								// TODO Auto-generated method stub
								//设置时间
								timePicker.setCurrentHour(hourOfDay);
								timePicker.setCurrentMinute(minute);
							}
						},calendar.get(Calendar.HOUR_OF_DAY),calendar.get(Calendar.MINUTE),true).show();
        	}
        });
        
 
        
    }
}

 

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <TextView
        android:id="@+id/textview"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/hello" />

    <DatePicker 
        android:id="@+id/datePicker"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        />
    
    <TimePicker
        android:id="@+id/timePicker"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"/>
    
    <Button
        android:id="@+id/dateBtn"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
    	android:text="设置日期"/>
    
    <Button
        android:id="@+id/timeBtn"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="设置时间"/>    
    
    
</LinearLayout>