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:
<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.ljq.dialog" android:versionCode="1" android:versionName="1.0"> <application android:icon="@drawable/icon" android:label="@string/app_name"> <activity android:name=".AlertDialog" android:label="@string/app_name"><intent-filter><action android:name="android.intent.action.MAIN" /><category android:name="android.intent.category.LAUNCHER" /></intent-filter> </activity> </application> <uses-sdk android:minSdkVersion="7" /> <uses-permission android:name="android.permission.WRITE_CALENDAR" /></manifest>
main.xml布局文件:
<?xml version="1.0" encoding="utf-8"?><LinearLayout android:id="@+id/LinearLayout01" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical" xmlns:android="http://schemas.android.com/apk/res/android"> <EditText android:id="@+id/et"android:layout_width="fill_parent" android:layout_height="wrap_content"android:editable="false" android:cursorVisible="false" /> <Button android:text="日期对话框"android:id="@+id/dateBtn" android:layout_width="fill_parent" android:layout_height="wrap_content" /> <Button android:text="时间对话框"android:id="@+id/timeBtn" android:layout_width="fill_parent" android:layout_height="wrap_content" /> <DigitalClockandroid:text="@+id/digitalClock" android:textSize="20dip"android:gravity="center" android:id="@+id/DigitalClock01"android:layout_width="fill_parent" android:layout_height="wrap_content" /> <AnalogClockandroid:id="@+id/analogClock" android:gravity="center"android:layout_width="fill_parent" android:layout_height="wrap_content" /></LinearLayout>
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);} }); } /** * 创建日期及时间选择对话框 */ @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。