|
|
/*
|
|
|
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
|
|
|
*
|
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
|
* you may not use this file except in compliance with the License.
|
|
|
* You may obtain a copy of the License at
|
|
|
*
|
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
|
*
|
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
|
* See the License for the specific language governing permissions and
|
|
|
* limitations under the License.
|
|
|
*/
|
|
|
|
|
|
package net.micode.notes.ui;
|
|
|
|
|
|
import java.util.Calendar;
|
|
|
|
|
|
import net.micode.notes.R;
|
|
|
import net.micode.notes.ui.DateTimePicker;
|
|
|
import net.micode.notes.ui.DateTimePicker.OnDateTimeChangedListener;
|
|
|
|
|
|
import android.app.AlertDialog;
|
|
|
import android.content.Context;
|
|
|
import android.content.DialogInterface;
|
|
|
import android.content.DialogInterface.OnClickListener;
|
|
|
import android.text.format.DateFormat;
|
|
|
import android.text.format.DateUtils;
|
|
|
|
|
|
public class DateTimePickerDialog extends AlertDialog implements OnClickListener {
|
|
|
/*该类继承于AlertDialog类,实现了OnClickListener接口,主要功能是对设置提醒事件这个过程中的对话框界面进行设置,该类会弹出一个对话框,可以实现若干个按钮,对时间进行修改。该类实现了相关的方法有,对提醒时间的获取,以及时间的表现格式,set24HourView方法,
|
|
|
并且实现了对对话中标题修改的方法,实现了对点击事件的侦听,主要的功能是对提醒事件相关属性进行修改的一个侦听。*/
|
|
|
private Calendar mDate = Calendar.getInstance();//声明一个calendar类的对象,用于操作日期
|
|
|
private boolean mIs24HourView;//设置判断当前设置是否为24小时模式
|
|
|
private OnDateTimeSetListener mOnDateTimeSetListener;//声明一个日期设置监听控件
|
|
|
private DateTimePicker mDateTimePicker;//声明时间选择器,可以让用户设置时间
|
|
|
|
|
|
public interface OnDateTimeSetListener {//设置接口时间监听器
|
|
|
void OnDateTimeSet(AlertDialog dialog, long date);
|
|
|
}
|
|
|
|
|
|
public DateTimePickerDialog(Context context, long date) { //对时间选择器进行实例化
|
|
|
super(context); //超类是指向离自己最近的一个父类,创建一个新的时间选择器
|
|
|
mDateTimePicker = new DateTimePicker(context);
|
|
|
setView(mDateTimePicker); //设置视图为时间选择器接口
|
|
|
mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() {
|
|
|
//设置日期变化监听器
|
|
|
public void onDateTimeChanged(DateTimePicker view, int year, int month,
|
|
|
int dayOfMonth, int hourOfDay, int minute) {//将视图中各选项设置为系统时间
|
|
|
mDate.set(Calendar.YEAR, year);
|
|
|
mDate.set(Calendar.MONTH, month);
|
|
|
mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth);
|
|
|
mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
|
|
|
mDate.set(Calendar.MINUTE, minute); //设置年、月、日、分钟
|
|
|
updateTitle(mDate.getTimeInMillis());//更新时间
|
|
|
}
|
|
|
});
|
|
|
mDate.setTimeInMillis(date);//设置毫秒级时间显示
|
|
|
mDate.set(Calendar.SECOND, 0);//设置秒数归零
|
|
|
mDateTimePicker.setCurrentDate(mDate.getTimeInMillis());//设置当前时间
|
|
|
setButton(context.getString(R.string.datetime_dialog_ok), this);//设置按钮‘set’
|
|
|
setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null);//设置按钮‘cancel’
|
|
|
set24HourView(DateFormat.is24HourFormat(this.getContext()));//设置24小时视图
|
|
|
updateTitle(mDate.getTimeInMillis());//更新标题时间
|
|
|
}
|
|
|
|
|
|
public void set24HourView(boolean is24HourView) {//将时间日期滚动选择控件实例化
|
|
|
mIs24HourView = is24HourView;
|
|
|
}
|
|
|
|
|
|
public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) {//设置一个时期时间设置的监听器
|
|
|
mOnDateTimeSetListener = callBack;
|
|
|
}
|
|
|
|
|
|
private void updateTitle(long date) {//将标题同步更新
|
|
|
int flag =
|
|
|
DateUtils.FORMAT_SHOW_YEAR |//按照date形式更新年月日时间
|
|
|
DateUtils.FORMAT_SHOW_DATE |
|
|
|
DateUtils.FORMAT_SHOW_TIME;
|
|
|
flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR;//判断是否为24小时
|
|
|
setTitle(DateUtils.formatDateTime(this.getContext(), date, flag));//设置标题
|
|
|
}
|
|
|
|
|
|
public void onClick(DialogInterface arg0, int arg1) {//第一个参数arg0是接收到点击事件的对话框
|
|
|
//第二个参数arg1是该对话框上的按钮
|
|
|
if (mOnDateTimeSetListener != null) {//若时间更新监视器不为空
|
|
|
mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis());//设定日期时间
|
|
|
}
|
|
|
}
|
|
|
|
|
|
} |