diff --git a/src/DateTimePickerDialog.java b/src/DateTimePickerDialog.java
deleted file mode 100644
index 354b031..0000000
--- a/src/DateTimePickerDialog.java
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *        http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package net.micode.notes.ui;
-
-import java.util.Calendar;
-
-import net.micode.notes.R;
-import net.micode.notes.ui.DateTimePicker;
-import net.micode.notes.ui.DateTimePicker.OnDateTimeChangedListener;
-
-import android.app.AlertDialog;
-import android.content.Context;
-import android.content.DialogInterface;
-import android.content.DialogInterface.OnClickListener;
-import android.text.format.DateFormat;
-import android.text.format.DateUtils;
-
-
-/**
- * @projectName（项目名称）: xiaomi label
- * @package（包）: ui
- * @className（类名称）: DateTimePickerDialog
- * @description（类描述）: 日期时间选择器对话框，继承于AlertDialog，实现了OnClickListener接口
- * @author（创建人）: zhangchaoqun
- * @createDate（创建时间）: datetime
- * @updateUser（修改人）: user
- * @updateDate（修改时间）: datetime
- * @updateRemark（修改备注）: 说明本次修改内容
- * @version（版本）: v1.0
- */
-public class DateTimePickerDialog extends AlertDialog implements OnClickListener {
-
-    //创建一个Calendar类型的变量mDate方便时间操作
-    private Calendar mDate = Calendar.getInstance();
-    //是否是24小时视图
-    private boolean mIs24HourView;
-    //声明一个日期设置监听器
-    private OnDateTimeSetListener mOnDateTimeSetListener;
-    //DateTimePicker控件一般用于让用户可以从日期列表中选择单个值
-    private DateTimePicker mDateTimePicker;
-
-    //接口：日期时间设置监听器
-    public interface OnDateTimeSetListener {
-        void OnDateTimeSet(AlertDialog dialog, long date);
-    }
-
-
-    /**
-     * @description 描述:实例化日期时间选择对话框
-     * @param 参数1:context
-     * @param 参数2:date
-     * @param 参数3:
-     * @return 返回值:创建一个DateTimePickerDialog的实例对象
-     * @author zhangchaoqun
-     */
-    public DateTimePickerDialog(Context context, long date) {
-        super(context);
-        mDateTimePicker = new DateTimePicker(context);
-        setView(mDateTimePicker);
-        mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() {
-            public void onDateTimeChanged(DateTimePicker view, int year, int month,
-                    int dayOfMonth, int hourOfDay, int minute) {
-                mDate.set(Calendar.YEAR, year);
-                mDate.set(Calendar.MONTH, month);
-                mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth);
-                mDate.set(Calendar.HOUR_OF_DAY, hourOfDay);
-                mDate.set(Calendar.MINUTE, minute);
-                updateTitle(mDate.getTimeInMillis());
-            }
-        });
-        mDate.setTimeInMillis(date);
-        mDate.set(Calendar.SECOND, 0);
-        mDateTimePicker.setCurrentDate(mDate.getTimeInMillis());
-        setButton(context.getString(R.string.datetime_dialog_ok), this);
-        setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null);
-        set24HourView(DateFormat.is24HourFormat(this.getContext()));
-        updateTitle(mDate.getTimeInMillis());
-    }
-
-
-    /**
-     * @description 描述:设置成24小时制
-     * @param 参数1:is24HourView
-     * @param 参数2:
-     * @param 参数3:
-     * @return 返回值:void
-     * @author zhangchaoqun
-     */
-    public void set24HourView(boolean is24HourView) {
-        mIs24HourView = is24HourView;
-    }
-
-
-    /**
-     * @description 描述:设置日期时间监听器
-     * @param 参数1:callBack
-     * @param 参数2:
-     * @param 参数3:
-     * @return 返回值:void
-     * @author zhangchaoqun
-     */
-    public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) {
-        mOnDateTimeSetListener = callBack;
-    }
-
-
-    /**
-     * @description 描述:更新安卓开发中常见的日期管理工具类 DateUtils
-     * @param 参数1:date
-     * @param 参数2:
-     * @param 参数3:
-     * @return 返回值:void
-     * @author zhangchaoqun
-     */
-    private void updateTitle(long date) {
-        int flag =
-            DateUtils.FORMAT_SHOW_YEAR |
-            DateUtils.FORMAT_SHOW_DATE |
-            DateUtils.FORMAT_SHOW_TIME;
-        flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR;
-        setTitle(DateUtils.formatDateTime(this.getContext(), date, flag));
-    }
-
-
-    /**
-     * @description 描述:处理点击事件
-     * @param 参数1:arg0（接收到点击事件的对话框）
-     * @param 参数2:arg1（arg0对话框上的按钮）
-     * @param 参数3:
-     * @return 返回值:
-     * @author zhangchaoqun
-     */
-    public void onClick(DialogInterface arg0, int arg1) {
-        if (mOnDateTimeSetListener != null) {
-            mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis());
-        }
-    }
-
-}
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