android--日期時間控制項

android--日期時間控制項

一、先看看實現的效果:

點擊日期2015-03-24會彈出選擇日期的對話方塊

點擊時間，則彈出時間的對話方塊

二、代碼如下：

1.xml檔案

 

2.後台代碼如下

 

 

package com.example.time;import java.sql.Date;import java.text.DateFormat;import java.text.SimpleDateFormat;import java.util.Calendar;import java.util.Locale;import android.os.Bundle;import android.app.Activity;import android.app.DatePickerDialog;import android.app.TimePickerDialog;import android.util.Log;import android.view.Menu;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.DatePicker;import android.widget.TextView;import android.widget.TimePicker;public class MainActivity extends Activity {private final static String TAG=TimeDate;   //擷取日期格式器對象    DateFormat fmtDate = new java.text.SimpleDateFormat(yyyy-MM-dd);        DateFormat fmtTime = new java.text.SimpleDateFormat(HH:mm:ss);        //定義一個TextView控制項對象    TextView txtDate = null;    TextView txtTime = null;    //擷取一個日曆對象    Calendar dateAndTime = Calendar.getInstance(Locale.CHINA);            //當點擊DatePickerDialog控制項的設定按鈕時，調用該方法    DatePickerDialog.OnDateSetListener d = new DatePickerDialog.OnDateSetListener()    {        @Override        public void onDateSet(DatePicker view, int year, int monthOfYear,                int dayOfMonth) {            //修改日曆控制項的年，月，日            //這裡的year,monthOfYear,dayOfMonth的值與DatePickerDialog控制項設定的最新值一致            dateAndTime.set(Calendar.YEAR, year);            dateAndTime.set(Calendar.MONTH, monthOfYear);            dateAndTime.set(Calendar.DAY_OF_MONTH, dayOfMonth);                //將頁面TextView的顯示更新為最新時間            upDateDate();                       }            };        TimePickerDialog.OnTimeSetListener t = new TimePickerDialog.OnTimeSetListener() {                //同DatePickerDialog控制項        @Override        public void onTimeSet(TimePicker view, int hourOfDay, int minute) {            dateAndTime.set(Calendar.HOUR_OF_DAY, hourOfDay);            dateAndTime.set(Calendar.MINUTE, minute);            upDateTime();                    }    };     @Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);Log.d(TAG,onCreate);txtDate =(TextView)findViewById(R.id.txtDate);txtDate.setClickable(true);  txtDate.setFocusable(true);txtTime =(TextView)findViewById(R.id.txtTime);txtTime.setClickable(true);  txtTime.setFocusable(true);txtDate.setOnClickListener(new OnClickListener(){          @Override          public void onClick(View v){              Log.d(TAG,txtDate click start);              DatePickerDialog  dateDlg = new DatePickerDialog(MainActivity.this,                    d,                    dateAndTime.get(Calendar.YEAR),                    dateAndTime.get(Calendar.MONTH),                    dateAndTime.get(Calendar.DAY_OF_MONTH));                     dateDlg.show();                        Log.d(TAG,Date show);     }   });txtTime.setOnClickListener(new OnClickListener(){          @Override          public void onClick(View v){              Log.d(TAG,txtTime click start);             Log.d(TAG,Date show);            TimePickerDialog timeDlg = new TimePickerDialog(MainActivity.this,                    t,                    dateAndTime.get(Calendar.HOUR_OF_DAY),                    dateAndTime.get(Calendar.MINUTE),                    true);            timeDlg.show();     }   });upDateDate();upDateTime();}    private void upDateDate() {    txtDate.setText(fmtDate.format(dateAndTime.getTime()));        }       private void upDateTime() {    txtTime.setText(fmtTime.format(dateAndTime.getTime()));        }@Overridepublic 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;}}