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@ -1,712 +0,0 @@
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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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// 包声明，表明该类位于 net.micode.notes.ui 包下
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package net.micode.notes.ui;
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// 导入日期格式符号类，用于获取 AM/PM 字符串
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import java.text.DateFormatSymbols;
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// 导入日历类，用于处理日期和时间
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import java.util.Calendar;
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// 导入资源类，用于访问应用中的资源
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import net.micode.notes.R;
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// 导入 Android 上下文类，用于访问应用的资源和类
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import android.content.Context;
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// 导入 Android 日期格式化类，用于获取系统的日期和时间格式设置
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import android.text.format.DateFormat;
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// 导入 Android 视图类，是所有 UI 组件的基类
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import android.view.View;
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// 导入 Android 帧布局类，用于提供一个简单的布局容器
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import android.widget.FrameLayout;
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// 导入 Android 数字选择器类，用于让用户选择数字
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import android.widget.NumberPicker;
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/**
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* DateTimePicker 类继承自 FrameLayout，用于创建一个日期和时间选择器。
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* 该选择器允许用户通过数字选择器来选择日期和时间。
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*/
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public class DateTimePicker extends FrameLayout {
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// 默认的启用状态，默认为启用
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private static final boolean DEFAULT_ENABLE_STATE = true;
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// 半天的小时数
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private static final int HOURS_IN_HALF_DAY = 12;
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// 一整天的小时数
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private static final int HOURS_IN_ALL_DAY = 24;
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// 一周的天数
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private static final int DAYS_IN_ALL_WEEK = 7;
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// 日期选择器的最小值
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private static final int DATE_SPINNER_MIN_VAL = 0;
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// 日期选择器的最大值
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private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1;
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// 24 小时制下小时选择器的最小值
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private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0;
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// 24 小时制下小时选择器的最大值
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private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23;
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// 12 小时制下小时选择器的最小值
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private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1;
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// 12 小时制下小时选择器的最大值
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private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12;
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// 分钟选择器的最小值
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private static final int MINUT_SPINNER_MIN_VAL = 0;
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// 分钟选择器的最大值
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private static final int MINUT_SPINNER_MAX_VAL = 59;
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// AM/PM 选择器的最小值
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private static final int AMPM_SPINNER_MIN_VAL = 0;
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// AM/PM 选择器的最大值
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private static final int AMPM_SPINNER_MAX_VAL = 1;
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// 日期选择器
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private final NumberPicker mDateSpinner;
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// 小时选择器
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private final NumberPicker mHourSpinner;
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// 分钟选择器
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private final NumberPicker mMinuteSpinner;
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// AM/PM 选择器
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private final NumberPicker mAmPmSpinner;
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// 用于存储当前日期和时间的日历对象
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private Calendar mDate;
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// 用于显示日期的字符串数组
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private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK];
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// 标记是否为上午
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private boolean mIsAm;
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// 标记是否为 24 小时制
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private boolean mIs24HourView;
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// 标记选择器是否启用
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private boolean mIsEnabled = DEFAULT_ENABLE_STATE;
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// 标记是否处于初始化状态
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private boolean mInitialising;
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// 日期和时间改变的监听器
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private OnDateTimeChangedListener mOnDateTimeChangedListener;
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/**
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* 日期选择器值改变的监听器
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* 当日期选择器的值改变时，更新日期并触发日期时间改变事件
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*/
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private NumberPicker.OnValueChangeListener mOnDateChangedListener = 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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// 根据新值和旧值的差值，更新日历对象的日期
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mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal);
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// 更新日期选择器的显示
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updateDateControl();
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// 触发日期时间改变事件
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onDateTimeChanged();
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}
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};
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/**
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* 小时选择器值改变的监听器
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* 当小时选择器的值改变时，处理日期和时间的更新，并触发日期时间改变事件
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*/
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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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// 标记日期是否改变
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boolean isDateChanged = false;
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// 创建一个新的日历对象
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Calendar cal = Calendar.getInstance();
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if (!mIs24HourView) {
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// 12 小时制下的处理
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if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) {
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// 从下午 11 点到上午 12 点，日期加一天
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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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// 从上午 12 点到下午 11 点，日期减一天
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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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// 切换 AM/PM
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mIsAm = !mIsAm;
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// 更新 AM/PM 选择器的显示
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updateAmPmControl();
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}
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} else {
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// 24 小时制下的处理
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if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) {
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// 从 23 点到 0 点，日期加一天
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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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// 从 0 点到 23 点，日期减一天
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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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// 计算新的小时数
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int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY);
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// 更新日历对象的小时数
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mDate.set(Calendar.HOUR_OF_DAY, newHour);
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// 触发日期时间改变事件
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onDateTimeChanged();
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if (isDateChanged) {
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// 如果日期改变，更新年、月、日
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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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* 分钟选择器值改变的监听器
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* 当分钟选择器的值改变时，处理日期和时间的更新，并触发日期时间改变事件
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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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// 获取分钟选择器的最小值
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int minValue = mMinuteSpinner.getMinValue();
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// 获取分钟选择器的最大值
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int maxValue = mMinuteSpinner.getMaxValue();
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// 偏移量，用于处理分钟跨小时的情况
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int offset = 0;
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if (oldVal == maxValue && newVal == minValue) {
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// 从 59 分跳到 0 分，小时加 1
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offset += 1;
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} else if (oldVal == minValue && newVal == maxValue) {
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// 从 0 分跳到 59 分，小时减 1
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offset -= 1;
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}
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if (offset != 0) {
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// 如果有偏移量，更新日历对象的小时数
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mDate.add(Calendar.HOUR_OF_DAY, offset);
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// 更新小时选择器的显示
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mHourSpinner.setValue(getCurrentHour());
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// 更新日期选择器的显示
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updateDateControl();
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// 获取当前的小时数
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int newHour = getCurrentHourOfDay();
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if (newHour >= HOURS_IN_HALF_DAY) {
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// 如果小时数大于等于 12，标记为下午
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mIsAm = false;
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// 更新 AM/PM 选择器的显示
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updateAmPmControl();
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
|
|
|
// 否则标记为上午
|
|
|
|
|
|
|
|
mIsAm = true;
|
|
|
|
|
|
|
|
// 更新 AM/PM 选择器的显示
|
|
|
|
|
|
|
|
updateAmPmControl();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 更新日历对象的分钟数
|
|
|
|
|
|
|
|
mDate.set(Calendar.MINUTE, newVal);
|
|
|
|
|
|
|
|
// 触发日期时间改变事件
|
|
|
|
|
|
|
|
onDateTimeChanged();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* AM/PM 选择器值改变的监听器
|
|
|
|
|
|
|
|
* 当 AM/PM 选择器的值改变时，切换 AM/PM 状态，更新日期和时间，并触发日期时间改变事件
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() {
|
|
|
|
|
|
|
|
@Override
|
|
|
|
|
|
|
|
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
|
|
|
|
|
|
|
|
// 切换 AM/PM 状态
|
|
|
|
|
|
|
|
mIsAm = !mIsAm;
|
|
|
|
|
|
|
|
if (mIsAm) {
|
|
|
|
|
|
|
|
// 如果切换到上午，小时数减 12
|
|
|
|
|
|
|
|
mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY);
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
|
|
|
// 如果切换到下午，小时数加 12
|
|
|
|
|
|
|
|
mDate.add(Calendar.HOUR_OF_DAY, HOURS_IN_HALF_DAY);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 更新 AM/PM 选择器的显示
|
|
|
|
|
|
|
|
updateAmPmControl();
|
|
|
|
|
|
|
|
// 触发日期时间改变事件
|
|
|
|
|
|
|
|
onDateTimeChanged();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 日期和时间改变的监听器接口
|
|
|
|
|
|
|
|
* 当日期和时间改变时，会调用该接口的方法
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public interface OnDateTimeChangedListener {
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 当日期和时间改变时调用
|
|
|
|
|
|
|
|
* @param view 日期时间选择器视图
|
|
|
|
|
|
|
|
* @param year 年份
|
|
|
|
|
|
|
|
* @param month 月份
|
|
|
|
|
|
|
|
* @param dayOfMonth 日期
|
|
|
|
|
|
|
|
* @param hourOfDay 小时（24 小时制）
|
|
|
|
|
|
|
|
* @param minute 分钟
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
void onDateTimeChanged(DateTimePicker view, int year, int month,
|
|
|
|
|
|
|
|
int dayOfMonth, int hourOfDay, int minute);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 构造函数，使用当前时间初始化日期时间选择器
|
|
|
|
|
|
|
|
* @param context 上下文对象
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public DateTimePicker(Context context) {
|
|
|
|
|
|
|
|
this(context, System.currentTimeMillis());
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 构造函数，使用指定的时间和系统的时间格式设置初始化日期时间选择器
|
|
|
|
|
|
|
|
* @param context 上下文对象
|
|
|
|
|
|
|
|
* @param date 日期时间的毫秒数
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public DateTimePicker(Context context, long date) {
|
|
|
|
|
|
|
|
this(context, date, DateFormat.is24HourFormat(context));
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 构造函数，使用指定的时间和指定的时间格式设置初始化日期时间选择器
|
|
|
|
|
|
|
|
* @param context 上下文对象
|
|
|
|
|
|
|
|
* @param date 日期时间的毫秒数
|
|
|
|
|
|
|
|
* @param is24HourView 是否为 24 小时制
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public DateTimePicker(Context context, long date, boolean is24HourView) {
|
|
|
|
|
|
|
|
// 调用父类的构造函数
|
|
|
|
|
|
|
|
super(context);
|
|
|
|
|
|
|
|
// 初始化日历对象
|
|
|
|
|
|
|
|
mDate = Calendar.getInstance();
|
|
|
|
|
|
|
|
// 标记为初始化状态
|
|
|
|
|
|
|
|
mInitialising = true;
|
|
|
|
|
|
|
|
// 根据当前小时数判断是否为上午
|
|
|
|
|
|
|
|
mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY;
|
|
|
|
|
|
|
|
// 加载布局文件
|
|
|
|
|
|
|
|
inflate(context, R.layout.datetime_picker, this);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 初始化日期选择器
|
|
|
|
|
|
|
|
mDateSpinner = (NumberPicker) findViewById(R.id.date);
|
|
|
|
|
|
|
|
mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL);
|
|
|
|
|
|
|
|
mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL);
|
|
|
|
|
|
|
|
mDateSpinner.setOnValueChangedListener(mOnDateChangedListener);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 初始化小时选择器
|
|
|
|
|
|
|
|
mHourSpinner = (NumberPicker) findViewById(R.id.hour);
|
|
|
|
|
|
|
|
mHourSpinner.setOnValueChangedListener(mOnHourChangedListener);
|
|
|
|
|
|
|
|
// 初始化分钟选择器
|
|
|
|
|
|
|
|
mMinuteSpinner = (NumberPicker) findViewById(R.id.minute);
|
|
|
|
|
|
|
|
mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL);
|
|
|
|
|
|
|
|
mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL);
|
|
|
|
|
|
|
|
mMinuteSpinner.setOnLongPressUpdateInterval(100);
|
|
|
|
|
|
|
|
mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 获取 AM/PM 字符串数组
|
|
|
|
|
|
|
|
String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings();
|
|
|
|
|
|
|
|
// 初始化 AM/PM 选择器
|
|
|
|
|
|
|
|
mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm);
|
|
|
|
|
|
|
|
mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL);
|
|
|
|
|
|
|
|
mAmPmSpinner.setMaxValue(AMPM_SPINNER_MAX_VAL);
|
|
|
|
|
|
|
|
mAmPmSpinner.setDisplayedValues(stringsForAmPm);
|
|
|
|
|
|
|
|
mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 更新日期选择器的显示
|
|
|
|
|
|
|
|
updateDateControl();
|
|
|
|
|
|
|
|
// 更新小时选择器的显示
|
|
|
|
|
|
|
|
updateHourControl();
|
|
|
|
|
|
|
|
// 更新 AM/PM 选择器的显示
|
|
|
|
|
|
|
|
updateAmPmControl();
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 设置时间格式
|
|
|
|
|
|
|
|
set24HourView(is24HourView);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 设置当前日期和时间
|
|
|
|
|
|
|
|
setCurrentDate(date);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 设置启用状态
|
|
|
|
|
|
|
|
setEnabled(isEnabled());
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 标记初始化完成
|
|
|
|
|
|
|
|
mInitialising = false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 设置选择器的启用状态
|
|
|
|
|
|
|
|
* @param enabled 是否启用
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
@Override
|
|
|
|
|
|
|
|
public void setEnabled(boolean enabled) {
|
|
|
|
|
|
|
|
if (mIsEnabled == enabled) {
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 调用父类的方法设置启用状态
|
|
|
|
|
|
|
|
super.setEnabled(enabled);
|
|
|
|
|
|
|
|
// 设置日期选择器的启用状态
|
|
|
|
|
|
|
|
mDateSpinner.setEnabled(enabled);
|
|
|
|
|
|
|
|
// 设置分钟选择器的启用状态
|
|
|
|
|
|
|
|
mMinuteSpinner.setEnabled(enabled);
|
|
|
|
|
|
|
|
// 设置小时选择器的启用状态
|
|
|
|
|
|
|
|
mHourSpinner.setEnabled(enabled);
|
|
|
|
|
|
|
|
// 设置 AM/PM 选择器的启用状态
|
|
|
|
|
|
|
|
mAmPmSpinner.setEnabled(enabled);
|
|
|
|
|
|
|
|
// 更新启用状态标记
|
|
|
|
|
|
|
|
mIsEnabled = enabled;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 获取选择器的启用状态
|
|
|
|
|
|
|
|
* @return 是否启用
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
@Override
|
|
|
|
|
|
|
|
public boolean isEnabled() {
|
|
|
|
|
|
|
|
return mIsEnabled;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 获取当前日期和时间的毫秒数
|
|
|
|
|
|
|
|
* @return 当前日期和时间的毫秒数
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public long getCurrentDateInTimeMillis() {
|
|
|
|
|
|
|
|
return mDate.getTimeInMillis();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 设置当前日期和时间
|
|
|
|
|
|
|
|
* @param date 日期和时间的毫秒数
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public void setCurrentDate(long date) {
|
|
|
|
|
|
|
|
// 创建一个新的日历对象
|
|
|
|
|
|
|
|
Calendar cal = Calendar.getInstance();
|
|
|
|
|
|
|
|
// 设置日历对象的时间
|
|
|
|
|
|
|
|
cal.setTimeInMillis(date);
|
|
|
|
|
|
|
|
// 设置年、月、日、小时、分钟
|
|
|
|
|
|
|
|
setCurrentDate(cal.get(Calendar.YEAR), cal.get(Calendar.MONTH), cal.get(Calendar.DAY_OF_MONTH),
|
|
|
|
|
|
|
|
cal.get(Calendar.HOUR_OF_DAY), cal.get(Calendar.MINUTE));
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 用于设置当前日期和时间
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @param year 当前年份
|
|
|
|
|
|
|
|
* @param month 当前月份
|
|
|
|
|
|
|
|
* @param dayOfMonth 当前日期
|
|
|
|
|
|
|
|
* @param hourOfDay 当前小时（24小时制）
|
|
|
|
|
|
|
|
* @param minute 当前分钟
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public void setCurrentDate(int year, int month,
|
|
|
|
|
|
|
|
int dayOfMonth, int hourOfDay, int minute) {
|
|
|
|
|
|
|
|
// 分别调用设置年、月、日、小时、分钟的方法
|
|
|
|
|
|
|
|
setCurrentYear(year);
|
|
|
|
|
|
|
|
setCurrentMonth(month);
|
|
|
|
|
|
|
|
setCurrentDay(dayOfMonth);
|
|
|
|
|
|
|
|
setCurrentHour(hourOfDay);
|
|
|
|
|
|
|
|
setCurrentMinute(minute);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 获取当前年份
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @return 当前年份
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public int getCurrentYear() {
|
|
|
|
|
|
|
|
// 从 mDate 日历对象中获取年份
|
|
|
|
|
|
|
|
return mDate.get(Calendar.YEAR);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 设置当前年份
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @param year 当前年份
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public void setCurrentYear(int year) {
|
|
|
|
|
|
|
|
// 如果不是初始化阶段且设置的年份与当前年份相同，则不进行操作
|
|
|
|
|
|
|
|
if (!mInitialising && year == getCurrentYear()) {
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 设置 mDate 日历对象的年份
|
|
|
|
|
|
|
|
mDate.set(Calendar.YEAR, year);
|
|
|
|
|
|
|
|
// 更新日期选择器的显示
|
|
|
|
|
|
|
|
updateDateControl();
|
|
|
|
|
|
|
|
// 触发日期时间改变的回调
|
|
|
|
|
|
|
|
onDateTimeChanged();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 获取当前月份（0 - 11）
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @return 当前月份
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public int getCurrentMonth() {
|
|
|
|
|
|
|
|
// 从 mDate 日历对象中获取月份
|
|
|
|
|
|
|
|
return mDate.get(Calendar.MONTH);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 设置当前月份
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @param month 当前月份
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public void setCurrentMonth(int month) {
|
|
|
|
|
|
|
|
// 如果不是初始化阶段且设置的月份与当前月份相同，则不进行操作
|
|
|
|
|
|
|
|
if (!mInitialising && month == getCurrentMonth()) {
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 设置 mDate 日历对象的月份
|
|
|
|
|
|
|
|
mDate.set(Calendar.MONTH, month);
|
|
|
|
|
|
|
|
// 更新日期选择器的显示
|
|
|
|
|
|
|
|
updateDateControl();
|
|
|
|
|
|
|
|
// 触发日期时间改变的回调
|
|
|
|
|
|
|
|
onDateTimeChanged();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 获取当前日期
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @return 当前日期
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public int getCurrentDay() {
|
|
|
|
|
|
|
|
// 从 mDate 日历对象中获取日期
|
|
|
|
|
|
|
|
return mDate.get(Calendar.DAY_OF_MONTH);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 设置当前日期
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @param dayOfMonth 当前日期
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public void setCurrentDay(int dayOfMonth) {
|
|
|
|
|
|
|
|
// 如果不是初始化阶段且设置的日期与当前日期相同，则不进行操作
|
|
|
|
|
|
|
|
if (!mInitialising && dayOfMonth == getCurrentDay()) {
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 设置 mDate 日历对象的日期
|
|
|
|
|
|
|
|
mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth);
|
|
|
|
|
|
|
|
// 更新日期选择器的显示
|
|
|
|
|
|
|
|
updateDateControl();
|
|
|
|
|
|
|
|
// 触发日期时间改变的回调
|
|
|
|
|
|
|
|
onDateTimeChanged();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 获取当前小时（24小时制，范围为 0 - 23）
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @return 当前小时（24小时制）
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public int getCurrentHourOfDay() {
|
|
|
|
|
|
|
|
// 从 mDate 日历对象中获取小时（24小时制）
|
|
|
|
|
|
|
|
return mDate.get(Calendar.HOUR_OF_DAY);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 获取当前小时，根据是否为 24 小时制进行转换
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @return 当前小时
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
private int getCurrentHour() {
|
|
|
|
|
|
|
|
if (mIs24HourView){
|
|
|
|
|
|
|
|
// 如果是 24 小时制，直接返回 24 小时制的小时数
|
|
|
|
|
|
|
|
return getCurrentHourOfDay();
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
|
|
|
int hour = getCurrentHourOfDay();
|
|
|
|
|
|
|
|
if (hour > HOURS_IN_HALF_DAY) {
|
|
|
|
|
|
|
|
// 如果小时数大于 12，减去 12 得到 12 小时制的小时数
|
|
|
|
|
|
|
|
return hour - HOURS_IN_HALF_DAY;
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
|
|
|
// 如果小时数为 0，返回 12，否则返回原小时数
|
|
|
|
|
|
|
|
return hour == 0 ? HOURS_IN_HALF_DAY : hour;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 设置当前小时（24小时制，范围为 0 - 23）
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @param hourOfDay 当前小时（24小时制）
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public void setCurrentHour(int hourOfDay) {
|
|
|
|
|
|
|
|
// 如果不是初始化阶段且设置的小时数与当前小时数相同，则不进行操作
|
|
|
|
|
|
|
|
if (!mInitialising && hourOfDay == getCurrentHourOfDay()) {
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 设置 mDate 日历对象的小时数（24小时制）
|
|
|
|
|
|
|
|
mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
|
|
|
|
|
|
|
|
if (!mIs24HourView) {
|
|
|
|
|
|
|
|
if (hourOfDay >= HOURS_IN_HALF_DAY) {
|
|
|
|
|
|
|
|
// 如果小时数大于等于 12，标记为下午
|
|
|
|
|
|
|
|
mIsAm = false;
|
|
|
|
|
|
|
|
if (hourOfDay > HOURS_IN_HALF_DAY) {
|
|
|
|
|
|
|
|
// 如果小时数大于 12，减去 12 得到 12 小时制的小时数
|
|
|
|
|
|
|
|
hourOfDay -= HOURS_IN_HALF_DAY;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
|
|
|
// 如果小时数小于 12，标记为上午
|
|
|
|
|
|
|
|
mIsAm = true;
|
|
|
|
|
|
|
|
if (hourOfDay == 0) {
|
|
|
|
|
|
|
|
// 如果小时数为 0，设置为 12
|
|
|
|
|
|
|
|
hourOfDay = HOURS_IN_HALF_DAY;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 更新 AM/PM 选择器的显示
|
|
|
|
|
|
|
|
updateAmPmControl();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 设置小时选择器的值
|
|
|
|
|
|
|
|
mHourSpinner.setValue(hourOfDay);
|
|
|
|
|
|
|
|
// 触发日期时间改变的回调
|
|
|
|
|
|
|
|
onDateTimeChanged();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 获取当前分钟
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @return 当前分钟
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public int getCurrentMinute() {
|
|
|
|
|
|
|
|
// 从 mDate 日历对象中获取分钟
|
|
|
|
|
|
|
|
return mDate.get(Calendar.MINUTE);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 设置当前分钟
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @param minute 当前分钟
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public void setCurrentMinute(int minute) {
|
|
|
|
|
|
|
|
// 如果不是初始化阶段且设置的分钟数与当前分钟数相同，则不进行操作
|
|
|
|
|
|
|
|
if (!mInitialising && minute == getCurrentMinute()) {
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 设置分钟选择器的值
|
|
|
|
|
|
|
|
mMinuteSpinner.setValue(minute);
|
|
|
|
|
|
|
|
// 设置 mDate 日历对象的分钟数
|
|
|
|
|
|
|
|
mDate.set(Calendar.MINUTE, minute);
|
|
|
|
|
|
|
|
// 触发日期时间改变的回调
|
|
|
|
|
|
|
|
onDateTimeChanged();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 判断是否为 24 小时制
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @return 如果是 24 小时制返回 true，否则返回 false
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public boolean is24HourView () {
|
|
|
|
|
|
|
|
return mIs24HourView;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 设置是否为 24 小时制
|
|
|
|
|
|
|
|
*
|
|
|
|
|
|
|
|
* @param is24HourView true 表示 24 小时制，false 表示 12 小时制
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
public void set24HourView(boolean is24HourView) {
|
|
|
|
|
|
|
|
// 如果设置的模式与当前模式相同，则不进行操作
|
|
|
|
|
|
|
|
if (mIs24HourView == is24HourView) {
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 更新 24 小时制标记
|
|
|
|
|
|
|
|
mIs24HourView = is24HourView;
|
|
|
|
|
|
|
|
// 根据 24 小时制标记设置 AM/PM 选择器的可见性
|
|
|
|
|
|
|
|
mAmPmSpinner.setVisibility(is24HourView ? View.GONE : View.VISIBLE);
|
|
|
|
|
|
|
|
// 获取当前小时数（24小时制）
|
|
|
|
|
|
|
|
int hour = getCurrentHourOfDay();
|
|
|
|
|
|
|
|
// 更新小时选择器的显示
|
|
|
|
|
|
|
|
updateHourControl();
|
|
|
|
|
|
|
|
// 设置当前小时数
|
|
|
|
|
|
|
|
setCurrentHour(hour);
|
|
|
|
|
|
|
|
// 更新 AM/PM 选择器的显示
|
|
|
|
|
|
|
|
updateAmPmControl();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 更新日期选择器的显示
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
private void updateDateControl() {
|
|
|
|
|
|
|
|
// 创建一个新的日历对象
|
|
|
|
|
|
|
|
Calendar cal = Calendar.getInstance();
|
|
|
|
|
|
|
|
// 设置日历对象的时间为 mDate 的时间
|
|
|
|
|
|
|
|
cal.setTimeInMillis(mDate.getTimeInMillis());
|
|
|
|
|
|
|
|
// 将日期向前移动（一周的一半 + 1）天
|
|
|
|
|
|
|
|
cal.add(Calendar.DAY_OF_YEAR, -DAYS_IN_ALL_WEEK / 2 - 1);
|
|
|
|
|
|
|
|
// 清空日期选择器的显示值
|
|
|
|
|
|
|
|
mDateSpinner.setDisplayedValues(null);
|
|
|
|
|
|
|
|
for (int i = 0; i < DAYS_IN_ALL_WEEK; ++i) {
|
|
|
|
|
|
|
|
// 日期向后移动一天
|
|
|
|
|
|
|
|
cal.add(Calendar.DAY_OF_YEAR, 1);
|
|
|
|
|
|
|
|
// 格式化日期并存储到显示值数组中
|
|
|
|
|
|
|
|
mDateDisplayValues[i] = (String) DateFormat.format("MM.dd EEEE", cal);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// 设置日期选择器的显示值
|
|
|
|
|
|
|
|
mDateSpinner.setDisplayedValues(mDateDisplayValues);
|
|
|
|
|
|
|
|
// 设置日期选择器的当前值为一周的中间位置
|
|
|
|
|
|
|
|
mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2);
|
|
|
|
|
|
|
|
// 使日期选择器重绘
|
|
|
|
|
|
|
|
mDateSpinner.invalidate();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
|
|
* 更新 AM/PM 选择器的显示
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
private void updateAmPmControl() {
|
|
|
|
|
|
|
|
if (mIs24HourView) {
|
|
|
|
|
|
|
|
// 如果是 24 小时制，隐藏 AM/PM 选择器
|
|
|
|
|
|
|
|
mAmPmSpinner.setVisibility(View.GONE);
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
|
|
|
// 根据是否为上午设置 AM/PM 选择器的值
|
|
|
|
|
|
|
|
int index = mIsAm ? Calendar.AM : Calendar.PM;
|
|
|
|
|
|
|
|
mAmPmSpinner.setValue(index);
|
|
|
|
|
|
|
|
// 显示 AM/PM 选择器
|
|
|
|
|
|
|
|
mAmPmSpinner.setVisibility(View.VISIBLE);
|
|
|
|
|
|
|
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}
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}
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/**
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* 更新小时选择器的显示
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*/
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private void updateHourControl() {
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if (mIs24HourView) {
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// 如果是 24 小时制，设置小时选择器的范围为 0 - 23
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mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW);
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mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW);
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} else {
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// 如果是 12 小时制，设置小时选择器的范围为 1 - 12
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mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW);
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mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW);
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}
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}
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/**
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* 设置日期时间改变的回调函数
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*
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* @param callback 回调函数，若为 null 则不进行操作
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*/
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public void setOnDateTimeChangedListener(OnDateTimeChangedListener callback) {
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// 更新日期时间改变的监听器
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mOnDateTimeChangedListener = callback;
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}
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/**
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* 触发日期时间改变的回调
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*/
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private void onDateTimeChanged() {
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if (mOnDateTimeChangedListener != null) {
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// 调用监听器的方法，传递当前的年、月、日、小时、分钟
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mOnDateTimeChangedListener.onDateTimeChanged(this, getCurrentYear(),
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getCurrentMonth(), getCurrentDay(), getCurrentHourOfDay(), getCurrentMinute());
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}
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}
|
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}
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pbmnqcrk4
