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DatePickerExampleActivity.kt
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DatePickerExampleActivity.kt
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package sh.tyy.wheelpicker.example
import android.os.Bundle
import android.text.Editable
import android.text.TextWatcher
import android.view.MenuItem
import android.widget.Button
import android.widget.CheckBox
import android.widget.RadioButton
import android.widget.TextView
import androidx.appcompat.app.AppCompatActivity
import com.google.android.material.textfield.TextInputEditText
import sh.tyy.wheelpicker.DatePicker
import sh.tyy.wheelpicker.DatePickerView
import java.text.SimpleDateFormat
import java.util.*
class DatePickerExampleActivity : AppCompatActivity(), PickerExample {
private lateinit var datePickerView: DatePickerView
override val circularCheckBox: CheckBox
get() = findViewById(R.id.circular_check_box)
override val selectedItemTextView: TextView
get() = findViewById(R.id.selected_text_view)
override val vibrationFeedbackCheckBox: CheckBox
get() = findViewById(R.id.vibration_feedback_check_box)
private var formatter = SimpleDateFormat("yyyy-MM-dd")
private val calendar = Calendar.getInstance()
private lateinit var maxDateTextField: TextInputEditText
private lateinit var minDateTextField: TextInputEditText
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_date_picker)
title = "Date"
supportActionBar?.setHomeButtonEnabled(true)
supportActionBar?.setDisplayHomeAsUpEnabled(true)
datePickerView = findViewById(R.id.day_time_picker_view)
circularCheckBox.setOnCheckedChangeListener { _, isChecked ->
datePickerView.isCircular = isChecked
}
vibrationFeedbackCheckBox.isChecked = datePickerView.isHapticFeedbackEnabled
vibrationFeedbackCheckBox.setOnCheckedChangeListener { _, isChecked ->
datePickerView.isHapticFeedbackEnabled = isChecked
}
datePickerView.setWheelListener(object : DatePickerView.Listener {
override fun didSelectData(year: Int, month: Int, day: Int) {
updateSelectedText(year, month, day)
}
})
val actionSheetButton: Button = findViewById(R.id.action_sheet_button)
actionSheetButton.setOnClickListener {
showPicker { year, month, day ->
datePickerView.setDate(year, month, day)
}
}
minDateTextField = findViewById(R.id.min_date_text_field)
minDateTextField.setOnClickListener {
showPicker { year, month, day ->
val calendar = Calendar.getInstance()
calendar.set(Calendar.YEAR, year)
calendar.set(Calendar.MONTH, month)
calendar.set(Calendar.DAY_OF_MONTH, day)
minDateTextField.setText(formatter.format(calendar.time))
}
}
minDateTextField.addTextChangedListener(object : TextWatcher {
override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
}
override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
}
override fun afterTextChanged(s: Editable?) {
try {
val date = formatter.parse(s.toString())
datePickerView.minDate = date
updateLimitTextFieldsText()
} catch (e: Throwable) {
datePickerView.minDate = null
}
}
})
maxDateTextField = findViewById(R.id.max_date_text_field)
maxDateTextField.setOnClickListener {
showPicker { year, month, day ->
val calendar = Calendar.getInstance()
calendar.set(Calendar.YEAR, year)
calendar.set(Calendar.MONTH, month)
calendar.set(Calendar.DAY_OF_MONTH, day)
maxDateTextField.setText(formatter.format(calendar.time))
}
}
maxDateTextField.addTextChangedListener(object : TextWatcher {
override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
}
override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
}
override fun afterTextChanged(s: Editable?) {
try {
val date = formatter.parse(s.toString())
datePickerView.maxDate = date
updateLimitTextFieldsText()
} catch (e: Throwable) {
datePickerView.maxDate = null
}
}
})
setupRadioGroup()
}
private fun setupRadioGroup() {
val yearMonthDayButton: RadioButton = findViewById(R.id.year_month_day_button)
val yearMonthButton: RadioButton = findViewById(R.id.year_month_button)
val yearButton: RadioButton = findViewById(R.id.year_button)
when (datePickerView.mode) {
DatePickerView.Mode.YEAR_MONTH_DAY -> yearMonthDayButton.isChecked = true
DatePickerView.Mode.YEAR_MONTH -> yearMonthButton.isChecked = true
DatePickerView.Mode.YEAR -> yearButton.isChecked = true
}
yearMonthDayButton.setOnClickListener {
datePickerView.mode = DatePickerView.Mode.YEAR_MONTH_DAY
formatter = SimpleDateFormat("yyyy-MM-dd")
updateSelectedText(datePickerView.year, datePickerView.month, datePickerView.day)
updateLimitTextFieldsText()
}
yearMonthButton.setOnClickListener {
datePickerView.mode = DatePickerView.Mode.YEAR_MONTH
formatter = SimpleDateFormat("yyyy-MM")
updateSelectedText(datePickerView.year, datePickerView.month, datePickerView.day)
updateLimitTextFieldsText()
}
yearButton.setOnClickListener {
datePickerView.mode = DatePickerView.Mode.YEAR
formatter = SimpleDateFormat("yyyy")
updateSelectedText(datePickerView.year, datePickerView.month, datePickerView.day)
updateLimitTextFieldsText()
}
}
private fun updateSelectedText(year: Int, month: Int, day: Int) {
calendar.set(Calendar.YEAR, year)
calendar.set(Calendar.MONTH, month)
calendar.set(Calendar.DAY_OF_MONTH, day)
selectedItemTextView.text = formatter.format(calendar.time)
}
private fun updateLimitTextFieldsText() {
val minDateText = datePickerView.minDate?.let {
formatter.format(it)
} ?: ""
if (minDateTextField.text?.toString() != minDateText) {
minDateTextField.setText(minDateText)
}
val maxDateText = datePickerView.maxDate?.let {
formatter.format(it)
} ?: ""
if (maxDateTextField.text?.toString() != maxDateText) {
maxDateTextField.setText(maxDateText)
}
}
private fun showPicker(minDate: Date? = null, maxDate: Date? = null, completion: (year: Int, month: Int, day: Int) -> Unit) {
val picker = DatePicker(this)
picker.show(window)
picker.pickerView?.mode = datePickerView.mode
picker.pickerView?.apply {
this.minDate = minDate
this.maxDate = minDate
post {
setDate(datePickerView.year, datePickerView.month, datePickerView.day)
}
}
picker.setOnClickOkButtonListener {
val pickerView = picker.pickerView ?: return@setOnClickOkButtonListener
completion(pickerView.year, pickerView.month, pickerView.day)
picker.hide()
}
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
if (item.itemId == android.R.id.home) {
finish()
return true
}
return super.onOptionsItemSelected(item)
}
}