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/*
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* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.micode.notes.ui;
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import java.text.DateFormatSymbols;
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import java.util.Calendar;
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import net.micode.notes.R;
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import android.content.Context;
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import android.text.format.DateFormat;
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import android.view.View;
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import android.widget.FrameLayout;
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import android.widget.NumberPicker;
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/**
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* @projectName（项目名称）: xiaomi label
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* @package（包）: ui
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* @className（类名称）: DateTimePicker
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* @description（类描述）: 继承于FrameLayout类，其是一种布局模板，子元素在屏幕右上方
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* @author（创建人）: zhangchaoqun
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* @createDate（创建时间）: datetime
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* @updateUser（修改人）: user
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* @updateDate（修改时间）: datetime
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* @updateRemark（修改备注）: 说明本次修改内容
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* @version（版本）: v1.0
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*/
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public class DateTimePicker extends FrameLayout {
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/*
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*定义各种常量
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*/
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private static final boolean DEFAULT_ENABLE_STATE = true;
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private static final int HOURS_IN_HALF_DAY = 12;
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private static final int HOURS_IN_ALL_DAY = 24;
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private static final int DAYS_IN_ALL_WEEK = 7;
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//日期轮转最小值为0，表示周天
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private static final int DATE_SPINNER_MIN_VAL = 0;
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private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1;//周六
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private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0;//24小时制下轮转最小值
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private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23;//24小时制下轮转最大值
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private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1;//12小时制下轮转最小值
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private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12;//12小时制下轮转最大值
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private static final int MINUT_SPINNER_MIN_VAL = 0;//分钟轮转最小值
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private static final int MINUT_SPINNER_MAX_VAL = 59;//分钟轮转最大值
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private static final int AMPM_SPINNER_MIN_VAL = 0;//上下午轮转最小值
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private static final int AMPM_SPINNER_MAX_VAL = 1;//上下午轮转最大值
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/*
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*数字选择器，用于让用户输入数值，与闹钟设置有关
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*/
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private final NumberPicker mDateSpinner;
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private final NumberPicker mHourSpinner;
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private final NumberPicker mMinuteSpinner;
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private final NumberPicker mAmPmSpinner;
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private Calendar mDate;//用于操作时间
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private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK];//定义一个显示时间的字符串
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private boolean mIsAm;//是否是上午
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private boolean mIs24HourView;//是否是24小时视图
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private boolean mIsEnabled = DEFAULT_ENABLE_STATE;//时间选择器是否已经启用
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private boolean mInitialising;//是否在初始化
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private OnDateTimeChangedListener mOnDateTimeChangedListener;//日期变化监听器
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//监听日期变化，传送给mData并进行同步更新操作
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private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() {
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/**
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* @description 描述:重写日期变化的方法
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* @param 参数1:picker
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* @param 参数2:oldVal
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* @param 参数3:newVal
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* @return 返回值:void
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* @author zhangchaoqun
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*/
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@Override
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public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
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//新值减去旧值改变时间
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mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal);
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updateDateControl();
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//监听日期变化
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onDateTimeChanged();
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}
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};
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//监听时钟变化
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private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() {
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@Override
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public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
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//默认没有变化
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boolean isDateChanged = false;
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Calendar cal = Calendar.getInstance();
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//针对12小时制的操作
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if (!mIs24HourView) {
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if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) {
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cal.setTimeInMillis(mDate.getTimeInMillis());
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cal.add(Calendar.DAY_OF_YEAR, 1);
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isDateChanged = true;
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} else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
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cal.setTimeInMillis(mDate.getTimeInMillis());
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cal.add(Calendar.DAY_OF_YEAR, -1);
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isDateChanged = true;
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}
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if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY ||
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oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) {
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mIsAm = !mIsAm;
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updateAmPmControl();
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}
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}
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//针对24小时制的操作
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else {
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if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) {
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cal.setTimeInMillis(mDate.getTimeInMillis());
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cal.add(Calendar.DAY_OF_YEAR, 1);
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isDateChanged = true;
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} else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) {
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cal.setTimeInMillis(mDate.getTimeInMillis());
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cal.add(Calendar.DAY_OF_YEAR, -1);
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isDateChanged = true;
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}
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}
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int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY);
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mDate.set(Calendar.HOUR_OF_DAY, newHour);
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onDateTimeChanged();
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if (isDateChanged) {
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setCurrentYear(cal.get(Calendar.YEAR));
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setCurrentMonth(cal.get(Calendar.MONTH));
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setCurrentDay(cal.get(Calendar.DAY_OF_MONTH));
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}
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}
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};
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/*
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*对分钟时间进行监听，并根据变化做出修改
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*/
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private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() {
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@Override
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public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
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int minValue = mMinuteSpinner.getMinValue();
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int maxValue = mMinuteSpinner.getMaxValue();
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int offset = 0;
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if (oldVal == maxValue && newVal == minValue) {
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offset += 1;
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} else if (oldVal == minValue && newVal == maxValue) {
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offset -= 1;
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}
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if (offset != 0) {
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mDate.add(Calendar.HOUR_OF_DAY, offset);
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mHourSpinner.setValue(getCurrentHour());
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updateDateControl();
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int newHour = getCurrentHourOfDay();
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if (newHour >= HOURS_IN_HALF_DAY) {
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mIsAm = false;
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updateAmPmControl();
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} else {
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mIsAm = true;
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updateAmPmControl();
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}
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}
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mDate.set(Calendar.MINUTE, newVal);
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onDateTimeChanged();
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}
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};
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/*
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*实例化上午下午变化监听器
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*/
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private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() {
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@Override
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public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
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mIsAm = !mIsAm;
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if (mIsAm) {
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mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY);
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} else {
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mDate.add(Calendar.HOUR_OF_DAY, HOURS_IN_HALF_DAY);
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}
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updateAmPmControl();
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onDateTimeChanged();
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}
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};
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//日期变化监听器
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public interface OnDateTimeChangedListener {
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void onDateTimeChanged(DateTimePicker view, int year, int month,
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int dayOfMonth, int hourOfDay, int minute);
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}
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//获取系统时间
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public DateTimePicker(Context context) {
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this(context, System.currentTimeMillis());
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}
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public DateTimePicker(Context context, long date) {
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this(context, date, DateFormat.is24HourFormat(context));
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}
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public DateTimePicker(Context context, long date, boolean is24HourView) {
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super(context);
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mDate = Calendar.getInstance();
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mInitialising = true;
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mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY;
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inflate(context, R.layout.datetime_picker, this);
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mDateSpinner = (NumberPicker) findViewById(R.id.date);
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mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL);
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mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL);
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mDateSpinner.setOnValueChangedListener(mOnDateChangedListener);
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mHourSpinner = (NumberPicker) findViewById(R.id.hour);
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mHourSpinner.setOnValueChangedListener(mOnHourChangedListener);
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mMinuteSpinner = (NumberPicker) findViewById(R.id.minute);
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mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL);
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mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL);
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mMinuteSpinner.setOnLongPressUpdateInterval(100);
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mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener);
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String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings();
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mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm);
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mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL);
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mAmPmSpinner.setMaxValue(AMPM_SPINNER_MAX_VAL);
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mAmPmSpinner.setDisplayedValues(stringsForAmPm);
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mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener);
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// update controls to initial state
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updateDateControl();
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updateHourControl();
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updateAmPmControl();
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set24HourView(is24HourView);
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// set to current time
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setCurrentDate(date);
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setEnabled(isEnabled());
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// set the content descriptions
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mInitialising = false;
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}
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/**
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* @description 描述:将当前监听器的状态设置为开启状态
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* @param 参数1:enabled
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* @param 参数2:
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* @param 参数3:
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* @return 返回值:void
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* @author zhangchaoqun
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*/
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@Override
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public void setEnabled(boolean enabled) {
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if (mIsEnabled == enabled) {
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return;
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}
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super.setEnabled(enabled);
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mDateSpinner.setEnabled(enabled);
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mMinuteSpinner.setEnabled(enabled);
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mHourSpinner.setEnabled(enabled);
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mAmPmSpinner.setEnabled(enabled);
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mIsEnabled = enabled;
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}
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@Override
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public boolean isEnabled() {
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return mIsEnabled;
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}
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/**
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* Get the current date in millis
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*
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* @return the current date in millis
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*/
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public long getCurrentDateInTimeMillis() {
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return mDate.getTimeInMillis();
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}
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/**
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* Set the current date
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*
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* @param date The current date in millis
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*/
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public void setCurrentDate(long date) {
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Calendar cal = Calendar.getInstance();
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cal.setTimeInMillis(date);
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setCurrentDate(cal.get(Calendar.YEAR), cal.get(Calendar.MONTH), cal.get(Calendar.DAY_OF_MONTH),
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cal.get(Calendar.HOUR_OF_DAY), cal.get(Calendar.MINUTE));
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}
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/**
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* Set the current date
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*
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* @param year The current year
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* @param month The current month
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* @param dayOfMonth The current dayOfMonth
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* @param hourOfDay The current hourOfDay
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* @param minute The current minute
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*/
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/**
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* @description 描述:设置当前日期
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* @param 参数1:year
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* @param 参数2:month
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* @param 参数3:dayOfMonth
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* @param 参数4:hourOfDay
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* @param 参数5:minute
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* @return 返回值:void
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* @author zhangchaoqun
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*/
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public void setCurrentDate(int year, int month,
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int dayOfMonth, int hourOfDay, int minute) {
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setCurrentYear(year);
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setCurrentMonth(month);
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setCurrentDay(dayOfMonth);
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setCurrentHour(hourOfDay);
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setCurrentMinute(minute);
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}
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/**
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* Get current year
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*
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* @return The current year
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*/
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public int getCurrentYear() {
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return mDate.get(Calendar.YEAR);
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}
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/**
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* Set current year
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*
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* @param year The current year
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*/
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public void setCurrentYear(int year) {
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if (!mInitialising && year == getCurrentYear()) {
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return;
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}
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mDate.set(Calendar.YEAR, year);
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updateDateControl();
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onDateTimeChanged();
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}
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/**
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* Get current month in the year
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*
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* @return The current month in the year
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*/
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public int getCurrentMonth() {
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return mDate.get(Calendar.MONTH);
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}
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/**
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* Set current month in the year
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*
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* @param month The month in the year
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*/
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public void setCurrentMonth(int month) {
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if (!mInitialising && month == getCurrentMonth()) {
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return;
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}
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mDate.set(Calendar.MONTH, month);
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updateDateControl();
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onDateTimeChanged();
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}
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/**
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* Get current day of the month
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*
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* @return The day of the month
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*/
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public int getCurrentDay() {
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return mDate.get(Calendar.DAY_OF_MONTH);
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}
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/**
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* Set current day of the month
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*
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* @param dayOfMonth The day of the month
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*/
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public void setCurrentDay(int dayOfMonth) {
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if (!mInitialising && dayOfMonth == getCurrentDay()) {
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return;
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}
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mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth);
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updateDateControl();
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onDateTimeChanged();
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}
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/**
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* Get current hour in 24 hour mode, in the range (0~23)
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* @return The current hour in 24 hour mode
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*/
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public int getCurrentHourOfDay() {
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return mDate.get(Calendar.HOUR_OF_DAY);
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}
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private int getCurrentHour() {
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if (mIs24HourView){
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return getCurrentHourOfDay();
|
|
|
} else {
|
|
|
int hour = getCurrentHourOfDay();
|
|
|
if (hour > HOURS_IN_HALF_DAY) {
|
|
|
return hour - HOURS_IN_HALF_DAY;
|
|
|
} else {
|
|
|
return hour == 0 ? HOURS_IN_HALF_DAY : hour;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Set current hour in 24 hour mode, in the range (0~23)
|
|
|
*
|
|
|
* @param hourOfDay
|
|
|
*/
|
|
|
|
|
|
/**
|
|
|
* @description 描述:设置当前小时数
|
|
|
* @param 参数1:hourOfDay
|
|
|
* @param 参数2:
|
|
|
* @param 参数3:
|
|
|
* @return 返回值:void
|
|
|
* @author zhangchaoqun
|
|
|
*/
|
|
|
public void setCurrentHour(int hourOfDay) {
|
|
|
if (!mInitialising && hourOfDay == getCurrentHourOfDay()) {
|
|
|
return;
|
|
|
}
|
|
|
mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
|
|
|
if (!mIs24HourView) {
|
|
|
if (hourOfDay >= HOURS_IN_HALF_DAY) {
|
|
|
mIsAm = false;
|
|
|
if (hourOfDay > HOURS_IN_HALF_DAY) {
|
|
|
hourOfDay -= HOURS_IN_HALF_DAY;
|
|
|
}
|
|
|
} else {
|
|
|
mIsAm = true;
|
|
|
if (hourOfDay == 0) {
|
|
|
hourOfDay = HOURS_IN_HALF_DAY;
|
|
|
}
|
|
|
}
|
|
|
updateAmPmControl();
|
|
|
}
|
|
|
mHourSpinner.setValue(hourOfDay);
|
|
|
onDateTimeChanged();
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Get currentMinute
|
|
|
*
|
|
|
* @return The Current Minute
|
|
|
*/
|
|
|
public int getCurrentMinute() {
|
|
|
return mDate.get(Calendar.MINUTE);
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Set current minute
|
|
|
*/
|
|
|
public void setCurrentMinute(int minute) {
|
|
|
if (!mInitialising && minute == getCurrentMinute()) {
|
|
|
return;
|
|
|
}
|
|
|
mMinuteSpinner.setValue(minute);
|
|
|
mDate.set(Calendar.MINUTE, minute);
|
|
|
onDateTimeChanged();
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @return true if this is in 24 hour view else false.
|
|
|
*/
|
|
|
public boolean is24HourView () {
|
|
|
return mIs24HourView;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Set whether in 24 hour or AM/PM mode.
|
|
|
*
|
|
|
* @param is24HourView True for 24 hour mode. False for AM/PM mode.
|
|
|
*/
|
|
|
public void set24HourView(boolean is24HourView) {
|
|
|
if (mIs24HourView == is24HourView) {
|
|
|
return;
|
|
|
}
|
|
|
mIs24HourView = is24HourView;
|
|
|
mAmPmSpinner.setVisibility(is24HourView ? View.GONE : View.VISIBLE);
|
|
|
int hour = getCurrentHourOfDay();
|
|
|
updateHourControl();
|
|
|
setCurrentHour(hour);
|
|
|
updateAmPmControl();
|
|
|
}
|
|
|
|
|
|
|
|
|
/**
|
|
|
* @description 描述:更新日期控制
|
|
|
* @param 参数1:
|
|
|
* @param 参数2:
|
|
|
* @param 参数3:
|
|
|
* @return 返回值:void
|
|
|
* @author zhangchaoqun
|
|
|
*/
|
|
|
private void updateDateControl() {
|
|
|
Calendar cal = Calendar.getInstance();
|
|
|
cal.setTimeInMillis(mDate.getTimeInMillis());
|
|
|
cal.add(Calendar.DAY_OF_YEAR, -DAYS_IN_ALL_WEEK / 2 - 1);
|
|
|
mDateSpinner.setDisplayedValues(null);
|
|
|
for (int i = 0; i < DAYS_IN_ALL_WEEK; ++i) {
|
|
|
cal.add(Calendar.DAY_OF_YEAR, 1);
|
|
|
mDateDisplayValues[i] = (String) DateFormat.format("MM.dd EEEE", cal);
|
|
|
}
|
|
|
mDateSpinner.setDisplayedValues(mDateDisplayValues);
|
|
|
mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2);
|
|
|
mDateSpinner.invalidate();
|
|
|
}
|
|
|
|
|
|
|
|
|
/**
|
|
|
* @description 描述:更新上下午的控制
|
|
|
* @param 参数1:
|
|
|
* @param 参数2:
|
|
|
* @param 参数3:
|
|
|
* @return 返回值:void
|
|
|
* @author zhangchaoqun
|
|
|
*/
|
|
|
private void updateAmPmControl() {
|
|
|
if (mIs24HourView) {
|
|
|
mAmPmSpinner.setVisibility(View.GONE);
|
|
|
} else {
|
|
|
int index = mIsAm ? Calendar.AM : Calendar.PM;
|
|
|
mAmPmSpinner.setValue(index);
|
|
|
mAmPmSpinner.setVisibility(View.VISIBLE);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
|
|
|
/**
|
|
|
* @description 描述:在12小时制和24小时制下对小时更新
|
|
|
* @param 参数1:
|
|
|
* @param 参数2:
|
|
|
* @param 参数3:
|
|
|
* @return 返回值:
|
|
|
* @author zhangchaoqun
|
|
|
*/
|
|
|
private void updateHourControl() {
|
|
|
if (mIs24HourView) {
|
|
|
mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW);
|
|
|
mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW);
|
|
|
} else {
|
|
|
mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW);
|
|
|
mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Set the callback that indicates the 'Set' button has been pressed.
|
|
|
* @param callback the callback, if null will do nothing
|
|
|
*/
|
|
|
|
|
|
/**
|
|
|
* @description 描述:设置时间日期监听器
|
|
|
* @param 参数1:callback
|
|
|
* @param 参数2:
|
|
|
* @param 参数3:
|
|
|
* @return 返回值:void
|
|
|
* @author zhangchaoqun
|
|
|
*/
|
|
|
public void setOnDateTimeChangedListener(OnDateTimeChangedListener callback) {
|
|
|
mOnDateTimeChangedListener = callback;
|
|
|
}
|
|
|
|
|
|
|
|
|
/**
|
|
|
* @description 描述:监听时间日期的变化
|
|
|
* @param 参数1:
|
|
|
* @param 参数2:
|
|
|
* @param 参数3:
|
|
|
* @return 返回值:void
|
|
|
* @author zhangchaoqun
|
|
|
*/
|
|
|
private void onDateTimeChanged() {
|
|
|
if (mOnDateTimeChangedListener != null) {
|
|
|
mOnDateTimeChangedListener.onDateTimeChanged(this, getCurrentYear(),
|
|
|
getCurrentMonth(), getCurrentDay(), getCurrentHourOfDay(), getCurrentMinute());
|
|
|
}
|
|
|
}
|
|
|
}
|
