240 lines
8.4 KiB
Java
240 lines
8.4 KiB
Java
package com.xscm.moduleutil.dialog;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.widget.DatePicker;
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import com.xscm.moduleutil.R;
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import java.lang.reflect.Field;
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/**
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* A simple dialog containing an {@link DatePicker}.
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*
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* <p>
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* See the <a href="{@docRoot}guide/topics/ui/controls/pickers.html">Pickers</a>
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* guide.
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* </p>
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*/
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public class DoubleDatePickerDialog extends AlertDialog implements DialogInterface.OnClickListener, DatePicker.OnDateChangedListener {
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private static final String START_YEAR = "start_year";
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private static final String END_YEAR = "end_year";
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private static final String START_MONTH = "start_month";
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private static final String END_MONTH = "end_month";
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private static final String START_DAY = "start_day";
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private static final String END_DAY = "end_day";
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private final DatePicker mDatePicker_start;
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private final DatePicker mDatePicker_end;
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private final OnDateSetListener mCallBack;
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/**
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* The callback used to indicate the user is done filling in the date.
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*/
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public interface OnDateSetListener {
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void onDateSet(DatePicker startDatePicker, int startYear, int startMonthOfYear, int startDayOfMonth,
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DatePicker endDatePicker, int endYear, int endMonthOfYear, int endDayOfMonth);
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}
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/**
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* @param context
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* The context the dialog is to run in.
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* @param callBack
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* How the parent is notified that the date is set.
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* @param year
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* The initial year of the dialog.
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* @param monthOfYear
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* The initial month of the dialog.
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* @param dayOfMonth
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* The initial day of the dialog.
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*/
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public DoubleDatePickerDialog(Context context, OnDateSetListener callBack, int year, int monthOfYear, int dayOfMonth) {
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this(context, 0, callBack, year, monthOfYear, dayOfMonth);
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}
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public DoubleDatePickerDialog(Context context, int theme, OnDateSetListener callBack, int year, int monthOfYear,
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int dayOfMonth) {
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this(context, 0, callBack, year, monthOfYear, dayOfMonth, true);
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}
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/**
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* @param context
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* The context the dialog is to run in.
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* @param theme
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* the theme to apply to this dialog
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* @param callBack
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* How the parent is notified that the date is set.
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* @param year
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* The initial year of the dialog.
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* @param monthOfYear
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* The initial month of the dialog.
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* @param dayOfMonth
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* The initial day of the dialog.
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*/
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public DoubleDatePickerDialog(Context context, int theme, OnDateSetListener callBack, int year, int monthOfYear,
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int dayOfMonth, boolean isDayVisible) {
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super(context, theme);
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mCallBack = callBack;
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Context themeContext = getContext();
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setButton(BUTTON_POSITIVE, "确 定", this);
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setButton(BUTTON_NEGATIVE, "取 消", this);
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// setButton(BUTTON_POSITIVE,
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// themeContext.getText(android.R.string.date_time_done), this);
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setIcon(0);
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LayoutInflater inflater = (LayoutInflater) themeContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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View view = inflater.inflate(R.layout.date_picker_dialog, null);
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setView(view);
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mDatePicker_start = (DatePicker) view.findViewById(R.id.datePickerStart);
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mDatePicker_end = (DatePicker) view.findViewById(R.id.datePickerEnd);
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mDatePicker_start.init(year, monthOfYear, dayOfMonth, this);
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mDatePicker_end.init(year, monthOfYear, dayOfMonth, this);
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// updateTitle(year, monthOfYear, dayOfMonth);
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// 如果要隐藏当前日期，则使用下面方法。
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if (!isDayVisible) {
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hidDay(mDatePicker_start);
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hidDay(mDatePicker_end);
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}
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}
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/**
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* 隐藏DatePicker中的日期显示
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*
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* @param mDatePicker
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*/
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private void hidDay(DatePicker mDatePicker) {
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Field[] datePickerfFields = mDatePicker.getClass().getDeclaredFields();
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for (Field datePickerField : datePickerfFields) {
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if ("mDaySpinner".equals(datePickerField.getName())) {
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datePickerField.setAccessible(true);
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Object dayPicker = new Object();
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try {
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dayPicker = datePickerField.get(mDatePicker);
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} catch (IllegalAccessException e) {
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e.printStackTrace();
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} catch (IllegalArgumentException e) {
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e.printStackTrace();
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}
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// datePicker.getCalendarView().setVisibility(View.GONE);
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((View) dayPicker).setVisibility(View.GONE);
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}
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}
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}
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public void onClick(DialogInterface dialog, int which) {
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// Log.d(this.getClass().getSimpleName(), String.format("which:%d",
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// which));
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// 如果是“取 消”按钮，则返回，如果是“确 定”按钮，则往下执行
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if (which == BUTTON_POSITIVE)
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tryNotifyDateSet();
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}
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@Override
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public void onDateChanged(DatePicker view, int year, int month, int day) {
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if (view.getId() == R.id.datePickerStart)
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mDatePicker_start.init(year, month, day, this);
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if (view.getId() == R.id.datePickerEnd)
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mDatePicker_end.init(year, month, day, this);
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// updateTitle(year, month, day);
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}
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/**
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* 获得开始日期的DatePicker
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*
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* @return The calendar view.
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*/
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public DatePicker getDatePickerStart() {
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return mDatePicker_start;
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}
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/**
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* 获得结束日期的DatePicker
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*
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* @return The calendar view.
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*/
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public DatePicker getDatePickerEnd() {
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return mDatePicker_end;
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}
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/**
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* Sets the start date.
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*
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* @param year
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* The date year.
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* @param monthOfYear
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* The date month.
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* @param dayOfMonth
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* The date day of month.
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*/
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public void updateStartDate(int year, int monthOfYear, int dayOfMonth) {
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mDatePicker_start.updateDate(year, monthOfYear, dayOfMonth);
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}
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/**
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* Sets the end date.
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*
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* @param year
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* The date year.
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* @param monthOfYear
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* The date month.
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* @param dayOfMonth
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* The date day of month.
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*/
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public void updateEndDate(int year, int monthOfYear, int dayOfMonth) {
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mDatePicker_end.updateDate(year, monthOfYear, dayOfMonth);
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}
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private void tryNotifyDateSet() {
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if (mCallBack != null) {
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mDatePicker_start.clearFocus();
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mDatePicker_end.clearFocus();
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mCallBack.onDateSet(mDatePicker_start, mDatePicker_start.getYear(), mDatePicker_start.getMonth(),
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mDatePicker_start.getDayOfMonth(), mDatePicker_end, mDatePicker_end.getYear(),
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mDatePicker_end.getMonth(), mDatePicker_end.getDayOfMonth());
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}
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}
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@Override
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protected void onStop() {
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// tryNotifyDateSet();
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super.onStop();
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}
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@Override
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public Bundle onSaveInstanceState() {
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Bundle state = super.onSaveInstanceState();
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state.putInt(START_YEAR, mDatePicker_start.getYear());
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state.putInt(START_MONTH, mDatePicker_start.getMonth());
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state.putInt(START_DAY, mDatePicker_start.getDayOfMonth());
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state.putInt(END_YEAR, mDatePicker_end.getYear());
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state.putInt(END_MONTH, mDatePicker_end.getMonth());
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state.putInt(END_DAY, mDatePicker_end.getDayOfMonth());
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return state;
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}
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@Override
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public void onRestoreInstanceState(Bundle savedInstanceState) {
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super.onRestoreInstanceState(savedInstanceState);
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int start_year = savedInstanceState.getInt(START_YEAR);
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int start_month = savedInstanceState.getInt(START_MONTH);
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int start_day = savedInstanceState.getInt(START_DAY);
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mDatePicker_start.init(start_year, start_month, start_day, this);
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int end_year = savedInstanceState.getInt(END_YEAR);
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int end_month = savedInstanceState.getInt(END_MONTH);
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int end_day = savedInstanceState.getInt(END_DAY);
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mDatePicker_end.init(end_year, end_month, end_day, this);
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}
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} |