Android之日期和時間對話框DatePickerDialog和TimePickerDialog

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.android_timedate.MainActivity" >

    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="118dp"
        android:textSize="20sp"
        android:text="日期對話框" />

    <Button
        android:id="@+id/button2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerHorizontal="true"
        android:layout_centerVertical="true"
        android:textSize="20sp"
        android:text="時間對話框" />

    <EditText
        android:id="@+id/editText1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_marginTop="40dp"
        android:ems="10" >

        <requestFocus />
    </EditText>

</RelativeLayout>
           

package com.example.android_timedate;

import java.util.Calendar;

import android.support.v7.app.ActionBarActivity;
import android.app.DatePickerDialog;
import android.app.DatePickerDialog.OnDateSetListener;
import android.app.TimePickerDialog;
import android.app.TimePickerDialog.OnTimeSetListener;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.EditText;
import android.widget.TimePicker;
import android.widget.Toast;

public class MainActivity extends ActionBarActivity {

	private Button btn1;
	private Button btn2;
	private EditText editText1;
	private DatePickerDialog dateDialog;//日期對話框
	private int year, monthOfYear, dayOfMonth;
	
	private TimePickerDialog timeDialog;
	private int hourOfDay,minute;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		btn1=(Button) this.findViewById(R.id.button1);
		btn2=(Button) this.findViewById(R.id.button2);
		editText1=(EditText) this.findViewById(R.id.editText1);
		Calendar calendar=Calendar.getInstance();
		year=calendar.get(Calendar.YEAR);
		monthOfYear=calendar.get(Calendar.MONTH);
		dayOfMonth=calendar.get(Calendar.DAY_OF_MONTH);
		dateDialog=new DatePickerDialog(this, new OnDateSetListener() {
			
			@Override
			public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
				// TODO Auto-generated method stub
				String text=year+"-"+(monthOfYear+1)+"-"+dayOfMonth;//把年月日設定到edittext中
				editText1.setText(text);
			}
		}, year, monthOfYear, (dayOfMonth-1));
		btn1.setOnClickListener(new View.OnClickListener() {
			
			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub
				dateDialog.show();
			}
		});
		hourOfDay=calendar.get(Calendar.HOUR_OF_DAY);
		 minute=calendar.get(Calendar.MINUTE);
		timeDialog=new TimePickerDialog(MainActivity.this, new OnTimeSetListener() {
			
			@Override
			public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
				// TODO Auto-generated method stub
				Toast.makeText(MainActivity.this, hourOfDay+":"+minute, 1).show();
			}
		}, hourOfDay, minute, true);
		btn2.setOnClickListener(new View.OnClickListener() {
			
			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub
				timeDialog.show();
			}
		});
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		// Handle action bar item clicks here. The action bar will
		// automatically handle clicks on the Home/Up button, so long
		// as you specify a parent activity in AndroidManifest.xml.
		int id = item.getItemId();
		if (id == R.id.action_settings) {
			return true;
		}
		return super.onOptionsItemSelected(item);
	}
}
           

運作效果圖