关于setMaxMillisecond的Bug #47在V0.6.0重现

修复后的代码
class DateTimeController : BaseDateTimeController() { private var mYearSpinner: NumberPicker? = null private var mMonthSpinner: NumberPicker? = null private var mDaySpinner: NumberPicker? = null private var mHourSpinner: NumberPicker? = null private var mMinuteSpinner: NumberPicker? = null private var mSecondSpinner: NumberPicker? = null
private lateinit var calendar: Calendar
private lateinit var minCalendar: Calendar
private lateinit var maxCalendar: Calendar

private var global = DateTimeConfig.GLOBAL_LOCAL

private var mOnDateTimeChangedListener: ((Long) -> Unit)? = null

private var wrapSelectorWheel = true
private var wrapSelectorWheelTypes: MutableList<Int>? = null

override fun bindPicker(type: Int, picker: NumberPicker?): DateTimeController {
    when (type) {
        YEAR -> mYearSpinner = picker
        MONTH -> mMonthSpinner = picker
        DAY -> mDaySpinner = picker
        HOUR -> mHourSpinner = picker
        MIN -> mMinuteSpinner = picker
        SECOND -> mSecondSpinner = picker
    }
    return this
}

override fun bindGlobal(global: Int): DateTimeController {
    this.global = global
    return this
}

override fun build(): DateTimeController {
    calendar = Calendar.getInstance()
    calendar.set(Calendar.MILLISECOND,0)
    minCalendar = Calendar.getInstance()
    minCalendar.set(Calendar.YEAR, 1900)
    minCalendar.set(Calendar.MONTH, 0)
    minCalendar.set(Calendar.DAY_OF_MONTH, 1)
    minCalendar.set(Calendar.HOUR_OF_DAY, 0)
    minCalendar.set(Calendar.MINUTE, 0)
    minCalendar.set(Calendar.SECOND, 0)

    maxCalendar = Calendar.getInstance()
    maxCalendar.set(Calendar.YEAR, calendar.get(Calendar.YEAR) + 1900)
    maxCalendar.set(Calendar.MONTH, 11)
    maxCalendar.set(Calendar.DAY_OF_MONTH, maxCalendar.getMaxDayInMonth())
    maxCalendar.set(Calendar.HOUR_OF_DAY, 23)
    maxCalendar.set(Calendar.MINUTE, 59)
    maxCalendar.set(Calendar.SECOND, 59)

    mYearSpinner?.run {
        maxValue = maxCalendar.get(Calendar.YEAR)
        minValue = minCalendar.get(Calendar.YEAR)
        value = calendar.get(Calendar.YEAR)
        isFocusable = true
        isFocusableInTouchMode = true
        descendantFocusability = NumberPicker.FOCUS_BLOCK_DESCENDANTS //设置NumberPicker不可编辑
        setOnValueChangedListener(onChangeListener)
    }

    mMonthSpinner?.run {
        maxValue = maxCalendar.get(Calendar.MONTH) + 1
        minValue = minCalendar.get(Calendar.MONTH) + 1
        value = calendar.get(Calendar.MONTH) + 1
        isFocusable = true
        isFocusableInTouchMode = true

        formatter = if (DateTimeConfig.showChina(global))
            DateTimeConfig.formatter //格式化显示数字，个位数前添加0
        else
            DateTimeConfig.globalMonthFormatter

        descendantFocusability = NumberPicker.FOCUS_BLOCK_DESCENDANTS
        setOnValueChangedListener(onChangeListener)
    }

    mDaySpinner?.run {
        maxValue = maxCalendar.get(Calendar.DAY_OF_MONTH)
        minValue = minCalendar.get(Calendar.DAY_OF_MONTH)
        value = calendar.get(Calendar.DAY_OF_MONTH)
        isFocusable = true
        isFocusableInTouchMode = true
        formatter = DateTimeConfig.formatter
        descendantFocusability = NumberPicker.FOCUS_BLOCK_DESCENDANTS
        setOnValueChangedListener(onChangeListener)
    }

    mHourSpinner?.run {
        maxValue = maxCalendar.get(Calendar.HOUR_OF_DAY)
        minValue = minCalendar.get(Calendar.HOUR_OF_DAY)
        isFocusable = true
        isFocusableInTouchMode = true
        value = calendar.get(Calendar.HOUR_OF_DAY)
        formatter = DateTimeConfig.formatter
        descendantFocusability = NumberPicker.FOCUS_BLOCK_DESCENDANTS
        setOnValueChangedListener(onChangeListener)
    }

    mMinuteSpinner?.run {
        maxValue = maxCalendar.get(Calendar.MINUTE)
        minValue = minCalendar.get(Calendar.MINUTE)
        isFocusable = true
        isFocusableInTouchMode = true
        value = calendar.get(Calendar.MINUTE)
        formatter = DateTimeConfig.formatter
        descendantFocusability = NumberPicker.FOCUS_BLOCK_DESCENDANTS
        setOnValueChangedListener(onChangeListener)
    }

    mSecondSpinner?.run {
        maxValue = maxCalendar.get(Calendar.SECOND)
        minValue = minCalendar.get(Calendar.SECOND)
        isFocusable = true
        isFocusableInTouchMode = true
        value = calendar.get(Calendar.SECOND)
        formatter = DateTimeConfig.formatter
        descendantFocusability = NumberPicker.FOCUS_BLOCK_DESCENDANTS
        setOnValueChangedListener(onChangeListener)
    }
    return this
}

private val onChangeListener = NumberPicker.OnValueChangeListener { view, old, new ->
    applyDateData();
    limitMaxAndMin()
    onDateTimeChanged()
}

/**
 * 同步数据
 */
private fun applyDateData() {
    mYearSpinner?.apply { calendar.set(Calendar.YEAR, value) }
    mMonthSpinner?.apply { calendar.set(Calendar.MONTH, (value - 1)) }

    var maxDayInMonth = getMaxDayInMonth(mYearSpinner?.value, (mMonthSpinner?.value ?: 0) - 1)
    if (mDaySpinner?.value ?: 0 >= maxDayInMonth) {
        mDaySpinner?.value = maxDayInMonth
    }

    mDaySpinner?.apply { calendar.set(Calendar.DAY_OF_MONTH, value) }
    mHourSpinner?.apply { calendar.set(Calendar.HOUR_OF_DAY, value) }
    mMinuteSpinner?.apply { calendar.set(Calendar.MINUTE, value) }
    mSecondSpinner?.apply { calendar.set(Calendar.SECOND, value) }
}

/**
 * 日期发生变化
 */
private fun onDateTimeChanged() {
    if (mOnDateTimeChangedListener != null) {
        mOnDateTimeChangedListener?.invoke(calendar.timeInMillis)
    }
}

/**
 * 设置允许选择的区间
 */
private fun limitMaxAndMin() {
    var maxDayInMonth = getMaxDayInMonth(mYearSpinner?.value, (mMonthSpinner?.value ?: 0) - 1)

    if(calendar.timeInMillis < minCalendar.timeInMillis){
        calendar.timeInMillis = minCalendar.timeInMillis
    }
    if(calendar.timeInMillis > maxCalendar.timeInMillis){
        calendar.timeInMillis = maxCalendar.timeInMillis
    }

    mMonthSpinner?.apply {
        minValue =
            if (calendar.isSameYear(minCalendar)) minCalendar.get(Calendar.MONTH) + 1 else 1
        maxValue =
            if ((calendar.isSameYear(maxCalendar))) maxCalendar.get(Calendar.MONTH) + 1 else 12
    }
    mDaySpinner?.apply {
        minValue =
            if (calendar.isSameMonth(minCalendar)) minCalendar.get(Calendar.DAY_OF_MONTH) else 1
        maxValue =
            if (calendar.isSameMonth(maxCalendar)) maxCalendar.get(Calendar.DAY_OF_MONTH) else maxDayInMonth
    }
    mHourSpinner?.apply {
        minValue =
            if (calendar.isSameDay(minCalendar)) minCalendar.get(Calendar.HOUR_OF_DAY) else 0
        maxValue =
            if (calendar.isSameDay(maxCalendar)) maxCalendar.get(Calendar.HOUR_OF_DAY) else 23
    }
    mMinuteSpinner?.apply {
        minValue = if (calendar.isSameHour(minCalendar)) minCalendar.get(Calendar.MINUTE) else 0
        maxValue =
            if (calendar.isSameHour(maxCalendar)) maxCalendar.get(Calendar.MINUTE) else 59
    }
    mSecondSpinner?.apply {
        minValue =
            if (calendar.isSameMinute(minCalendar)) minCalendar.get(Calendar.SECOND) else 0
        maxValue =
            if (calendar.isSameMinute(maxCalendar)) maxCalendar.get(Calendar.SECOND) else 59
    }

    mYearSpinner?.value = calendar.get(Calendar.YEAR)
    mMonthSpinner?.value = calendar.get(Calendar.MONTH) + 1
    mDaySpinner?.value = calendar.get(Calendar.DAY_OF_MONTH)
    mHourSpinner?.value = calendar.get(Calendar.HOUR_OF_DAY)
    mMinuteSpinner?.value = calendar.get(Calendar.MINUTE)
    mSecondSpinner?.value = calendar.get(Calendar.SECOND)

    if (mDaySpinner?.value ?: 0 >= maxDayInMonth) {
        mDaySpinner?.value = maxDayInMonth
    }

    setWrapSelectorWheel(wrapSelectorWheelTypes, wrapSelectorWheel)
}

override fun setDefaultMillisecond(time: Long) {
    if (time == 0L) return
    calendar.clear()
    calendar.timeInMillis = time
    limitMaxAndMin()
    onDateTimeChanged()
}

override fun setMinMillisecond(time: Long) {

    if (time == 0L) return
    if (maxCalendar?.timeInMillis in 1 until time) return
    if (minCalendar == null)
        minCalendar = Calendar.getInstance()
    minCalendar?.timeInMillis = time

    mYearSpinner?.minValue = minCalendar?.get(Calendar.YEAR)

    setDefaultMillisecond(calendar.timeInMillis)
}

override fun setMaxMillisecond(time: Long) {
    if (time == 0L) return
    if (minCalendar?.timeInMillis > 0L && time < minCalendar?.timeInMillis) return
    if (maxCalendar == null)
        maxCalendar = Calendar.getInstance()
    maxCalendar?.timeInMillis = time

    mYearSpinner?.maxValue =
        maxCalendar?.get(Calendar.YEAR)

    setDefaultMillisecond(calendar.timeInMillis)
}

override fun setWrapSelectorWheel(types: MutableList<Int>?, wrapSelector: Boolean) {
    this.wrapSelectorWheelTypes = types
    this.wrapSelectorWheel = wrapSelector
    if (wrapSelectorWheelTypes == null || wrapSelectorWheelTypes!!.isEmpty()) {
        wrapSelectorWheelTypes = mutableListOf()
        wrapSelectorWheelTypes!!.add(YEAR)
        wrapSelectorWheelTypes!!.add(MONTH)
        wrapSelectorWheelTypes!!.add(DAY)
        wrapSelectorWheelTypes!!.add(HOUR)
        wrapSelectorWheelTypes!!.add(MIN)
        wrapSelectorWheelTypes!!.add(SECOND)
    }

    wrapSelectorWheelTypes!!.apply {
        for (type in this) {
            when (type) {
                YEAR -> mYearSpinner?.run { wrapSelectorWheel = wrapSelector }
                MONTH -> mMonthSpinner?.run { wrapSelectorWheel = wrapSelector }
                DAY -> mDaySpinner?.run { wrapSelectorWheel = wrapSelector }
                HOUR -> mHourSpinner?.run { wrapSelectorWheel = wrapSelector }
                MIN -> mMinuteSpinner?.run { wrapSelectorWheel = wrapSelector }
                SECOND -> mSecondSpinner?.run { wrapSelectorWheel = wrapSelector }
            }
        }
    }
}

override fun setOnDateTimeChangedListener(callback: ((Long) -> Unit)?) {
    mOnDateTimeChangedListener = callback
    onDateTimeChanged()
}

override fun getMillisecond(): Long {
    return calendar.timeInMillis
}
}
loper7 / DateTimePicker

关于setMaxMillisecond的Bug #47在V0.6.0重现 #70
