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src/DateTimePickerDialog.java

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+/*
+ * 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());
+        }
+    }
+
+}