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 " />
< DigitalClock
android:text = " @+id/digitalClock "
android:textSize = " 20dip "
android:gravity = " center "
android:id = " @+id/DigitalClock01 "
android:layout_width = " fill_parent "
android:layout_height = " wrap_content " />
< AnalogClock
android: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);
}
});
}
@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
1、
2、
