Date Picker Using Databinding

BindingAdapter.java

@BindingAdapter(value = {"bind:datePick", "bind:maxDate", "bind:minDate"}, requireAll = false)
public static void bindTextViewDateClicks(final TextView textView, final ObservableField<Date> date, final ObservableField<Date> maxDate, final ObservableField<Date> minDate) {
    textView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            selectDate(textView.getContext(), date, maxDate, minDate);
        }
    });
}
 
@BindingAdapter(value = {"bind:textDate", "bind:nullText"}, requireAll = true)
public static void bindTextViewDate(final TextView textView, final Date date, String nullText) {
    if (date != null) {
        textView.setText("" + dateFormat.format(date));
    } else if (nullText != null) {
        textView.setText(nullText);
    }
}
    
 
public static void selectDate(Context context, final ObservableField<Date> date, final ObservableField<Date> maxDate, final ObservableField<Date> minDate) {
    final Calendar calBefore = Calendar.getInstance();

    if (date != null && date.get() != null)
        calBefore.setTime(date.get());

    DatePickerDialog dialog = new DatePickerDialog(context, new DatePickerDialog.OnDateSetListener() {

        @Override
        public void onDateSet(DatePicker dpView, int year, int monthOfYear, int dayOfMonth) {
            Calendar cal = Calendar.getInstance();
            cal.set(Calendar.YEAR, year);
            cal.set(Calendar.MONTH, monthOfYear);
            cal.set(Calendar.DAY_OF_MONTH, dayOfMonth);
            date.set(cal.getTime());
            date.notifyChange();
        }
    }, calBefore.get(Calendar.YEAR), calBefore.get(Calendar.MONTH), calBefore.get(Calendar.DAY_OF_MONTH));
    if (minDate != null && minDate.get()!=null)
        dialog.getDatePicker().setMinDate(minDate.get().getTime());
    if (maxDate != null && maxDate.get()!=null)
        dialog.getDatePicker().setMaxDate(maxDate.get().getTime());

    dialog.show();
}

xmllayout.xml

<com.wozzon.ui.customview.CustomTextView
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:maxLines="1"
      android:textColor="@color/text_grey"
      bind:datePick="@{model.startTime}"
      bind:maxDate="@{model.expireTime}"
      bind:nullText="@{@string/startTime}"
      bind:textDate="@{model.startTime}"/>

<com.wozzon.ui.customview.CustomTextView
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:maxLines="1"
      android:textColor="@color/text_grey"
      bind:datePick="@{model.expireTime}"
      bind:minDate="@{model.startTime}"
      bind:nullText="@{@string/expireTime}"
bind:textDate="@{model.expireTime}"/>

Good

Thanks (y)