Android之日期及时间选择对话框用法实例分析

本文实例讲述了Android之日期及时间选择对话框用法。分享给大家供大家参考。具体如下：

清单文件：

main.xml布局文件：

alertActivity类：

package com.ljq.dialog;
import java.util.Calendar;
import android.app.Activity;
import android.app.DatePickerDialog;
import android.app.Dialog;
import android.app.TimePickerDialog;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.EditText;
import android.widget.TimePicker;
public class alertDialog extends Activity {
 private Button dateBtn = null;
 private Button timeBtn = null;
 private EditText et=null;
 private final static int DATE_DIALOG = 0;
 private final static int TIME_DIALOG = 1;
 private Calendar c = null;
 @Override
 public void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.main);
 et=(EditText)findViewById(R.id.et);
 dateBtn = (Button) findViewById(R.id.dateBtn);
 timeBtn = (Button) findViewById(R.id.timeBtn);
 dateBtn.setonClickListener(new View.onClickListener(){
  public void onClick(View v) {
  showDialog(DATE_DIALOG);
  }
 });
 timeBtn.setonClickListener(new View.onClickListener(){
  public void onClick(View v) {
  showDialog(TIME_DIALOG);
  }
 });
 }
 
 @Override
 protected Dialog onCreateDialog(int id) {
 Dialog dialog = null;
 switch (id) {
 case DATE_DIALOG:
  c = Calendar.getInstance();
  dialog = new DatePickerDialog(
  this,
  new DatePickerDialog.onDateSetListener() {
   public void onDateSet(DatePicker dp, int year,int month, int dayOfMonth) {
   et.setText("您选择了：" + year + "年" + (month+1) + "月" + dayOfMonth + "日");
   }
  }, 
  c.get(Calendar.YEAR), // 传入年份
  c.get(Calendar.MONTH), // 传入月份
  c.get(Calendar.DAY_OF_MONTH) // 传入天数
  );
  break;
 case TIME_DIALOG:
  c=Calendar.getInstance();
  dialog=new TimePickerDialog(
  this, 
  new TimePickerDialog.onTimeSetListener(){
   public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
   et.setText("您选择了："+hourOfDay+"时"+minute+"分");
   }
  },
  c.get(Calendar.HOUR_OF_DAY),
  c.get(Calendar.MINUTE),
  false
  );
  break;
 }
 return dialog;
 }
}

运行结果：

希望本文所述对大家的Android程序设计有所帮助。