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@ -1,17 +1,15 @@
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/*
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* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* 遵循 Apache 许可证 2.0("许可证");
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* 除非遵守许可证,否则不得使用此文件。
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* 您可以在以下地址获取许可证副本:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* 除非适用法律要求或书面同意,否则根据许可证分发的软件
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* 按"原样"分发,不附带任何明示或暗示的保证或条件。
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* 请参阅许可证,了解管理权限和限制的具体语言。
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*/
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package net.micode.notes.ui;
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@ -26,57 +24,73 @@ import net.micode.notes.data.Notes.NoteColumns;
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import net.micode.notes.tool.DataUtils;
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/**
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* 笔记项数据模型类
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* 用于封装从数据库查询到的笔记或文件夹数据
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* 提供数据解析、位置判断和属性访问等功能
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*/
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public class NoteItemData {
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static final String [] PROJECTION = new String [] {
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NoteColumns.ID,
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NoteColumns.ALERTED_DATE,
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NoteColumns.BG_COLOR_ID,
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NoteColumns.CREATED_DATE,
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NoteColumns.HAS_ATTACHMENT,
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NoteColumns.MODIFIED_DATE,
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NoteColumns.NOTES_COUNT,
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NoteColumns.PARENT_ID,
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NoteColumns.SNIPPET,
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NoteColumns.TYPE,
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NoteColumns.WIDGET_ID,
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NoteColumns.WIDGET_TYPE,
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// 数据库查询投影(指定要查询的列)
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static final String[] PROJECTION = new String[]{
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NoteColumns.ID, // 笔记/文件夹ID
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NoteColumns.ALERTED_DATE, // 提醒时间
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NoteColumns.BG_COLOR_ID, // 背景颜色ID
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NoteColumns.CREATED_DATE, // 创建时间
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NoteColumns.HAS_ATTACHMENT, // 是否有附件(0/1)
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NoteColumns.MODIFIED_DATE, // 修改时间
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NoteColumns.NOTES_COUNT, // 子笔记数量(仅文件夹有效)
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NoteColumns.PARENT_ID, // 父文件夹ID
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NoteColumns.SNIPPET, // 笔记摘要
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NoteColumns.TYPE, // 类型(笔记/文件夹/系统类型等)
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NoteColumns.WIDGET_ID, // 小部件ID
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NoteColumns.WIDGET_TYPE, // 小部件类型
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};
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private static final int ID_COLUMN = 0;
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private static final int ALERTED_DATE_COLUMN = 1;
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private static final int BG_COLOR_ID_COLUMN = 2;
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private static final int CREATED_DATE_COLUMN = 3;
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private static final int HAS_ATTACHMENT_COLUMN = 4;
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private static final int MODIFIED_DATE_COLUMN = 5;
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private static final int NOTES_COUNT_COLUMN = 6;
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private static final int PARENT_ID_COLUMN = 7;
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private static final int SNIPPET_COLUMN = 8;
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private static final int TYPE_COLUMN = 9;
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private static final int WIDGET_ID_COLUMN = 10;
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private static final int WIDGET_TYPE_COLUMN = 11;
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private long mId;
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private long mAlertDate;
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private int mBgColorId;
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private long mCreatedDate;
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private boolean mHasAttachment;
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private long mModifiedDate;
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private int mNotesCount;
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private long mParentId;
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private String mSnippet;
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private int mType;
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private int mWidgetId;
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private int mWidgetType;
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private String mName;
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private String mPhoneNumber;
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private boolean mIsLastItem;
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private boolean mIsFirstItem;
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private boolean mIsOnlyOneItem;
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private boolean mIsOneNoteFollowingFolder;
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private boolean mIsMultiNotesFollowingFolder;
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// 投影列索引常量(提高代码可读性)
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private static final int ID_COLUMN = 0;
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private static final int ALERTED_DATE_COLUMN = 1;
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private static final int BG_COLOR_ID_COLUMN = 2;
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private static final int CREATED_DATE_COLUMN = 3;
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private static final int HAS_ATTACHMENT_COLUMN = 4;
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private static final int MODIFIED_DATE_COLUMN = 5;
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private static final int NOTES_COUNT_COLUMN = 6;
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private static final int PARENT_ID_COLUMN = 7;
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private static final int SNIPPET_COLUMN = 8;
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private static final int TYPE_COLUMN = 9;
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private static final int WIDGET_ID_COLUMN = 10;
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private static final int WIDGET_TYPE_COLUMN = 11;
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// 数据字段(对应数据库列)
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private long mId; // 笔记/文件夹ID
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private long mAlertDate; // 提醒时间
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private int mBgColorId; // 背景颜色ID
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private long mCreatedDate; // 创建时间
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private boolean mHasAttachment; // 是否有附件
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private long mModifiedDate; // 修改时间
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private int mNotesCount; // 子笔记数量
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private long mParentId; // 父文件夹ID
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private String mSnippet; // 笔记摘要(去除勾选标记)
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private int mType; // 类型(Notes.TYPE_*常量)
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private int mWidgetId; // 小部件ID
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private int mWidgetType; // 小部件类型(2x或4x)
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private String mName; // 联系人姓名(通话记录笔记专用)
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private String mPhoneNumber; // 电话号码(通话记录笔记专用)
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// 位置相关标志位(用于界面显示逻辑)
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private boolean mIsLastItem; // 是否是列表中的最后一项
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private boolean mIsFirstItem; // 是否是列表中的第一项
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private boolean mIsOnlyOneItem; // 是否是列表中唯一一项
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private boolean mIsOneNoteFollowingFolder;// 是否是文件夹后的单个笔记
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private boolean mIsMultiNotesFollowingFolder;// 是否是文件夹后的多个笔记
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/**
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* 构造函数:从数据库Cursor中解析数据
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* @param context 上下文
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* @param cursor 包含笔记数据的Cursor
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*/
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public NoteItemData(Context context, Cursor cursor) {
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// 从Cursor中读取各列数据并初始化字段
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mId = cursor.getLong(ID_COLUMN);
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mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN);
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mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN);
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@ -86,6 +100,7 @@ public class NoteItemData {
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mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN);
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mParentId = cursor.getLong(PARENT_ID_COLUMN);
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mSnippet = cursor.getString(SNIPPET_COLUMN);
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// 去除摘要中的勾选标记(适配列表模式)
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mSnippet = mSnippet.replace(NoteEditActivity.TAG_CHECKED, "").replace(
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NoteEditActivity.TAG_UNCHECKED, "");
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mType = cursor.getInt(TYPE_COLUMN);
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@ -93,12 +108,13 @@ public class NoteItemData {
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mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN);
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mPhoneNumber = "";
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// 处理通话记录笔记:获取电话号码和联系人姓名
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if (mParentId == Notes.ID_CALL_RECORD_FOLDER) {
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mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId);
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if (!TextUtils.isEmpty(mPhoneNumber)) {
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mName = Contact.getContact(context, mPhoneNumber);
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mName = Contact.getContact(context, mPhoneNumber); // 从联系人获取姓名
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if (mName == null) {
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mName = mPhoneNumber;
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mName = mPhoneNumber; // 无姓名时使用电话号码
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}
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}
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}
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@ -106,27 +122,35 @@ public class NoteItemData {
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if (mName == null) {
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mName = "";
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}
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checkPostion(cursor);
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checkPostion(cursor); // 检查当前项在列表中的位置状态
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}
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/**
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* 检查当前项在Cursor中的位置状态(是否是第一个/最后一个/唯一项等)
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* @param cursor 数据Cursor
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*/
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private void checkPostion(Cursor cursor) {
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mIsLastItem = cursor.isLast() ? true : false;
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mIsFirstItem = cursor.isFirst() ? true : false;
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mIsOnlyOneItem = (cursor.getCount() == 1);
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mIsOnlyOneItem = (cursor.getCount() == 1); // 是否仅有一条数据
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mIsMultiNotesFollowingFolder = false;
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mIsOneNoteFollowingFolder = false;
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// 处理笔记类型且非首项的情况:判断是否跟随在文件夹之后
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if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {
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int position = cursor.getPosition();
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if (cursor.moveToPrevious()) {
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if (cursor.moveToPrevious()) { // 移动到前一项
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// 前一项是文件夹或系统类型
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if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER
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|| cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) {
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// 判断后续是否有多个笔记
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if (cursor.getCount() > (position + 1)) {
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mIsMultiNotesFollowingFolder = true;
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} else {
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mIsOneNoteFollowingFolder = true;
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}
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}
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// 恢复Cursor位置
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if (!cursor.moveToNext()) {
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throw new IllegalStateException("cursor move to previous but can't move back");
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}
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@ -134,91 +158,99 @@ public class NoteItemData {
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}
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}
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// 以下为各数据字段的访问方法(getter)和状态判断方法
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public boolean isOneFollowingFolder() {
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return mIsOneNoteFollowingFolder;
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return mIsOneNoteFollowingFolder; // 是否是文件夹后的单个笔记
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}
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public boolean isMultiFollowingFolder() {
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return mIsMultiNotesFollowingFolder;
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return mIsMultiNotesFollowingFolder; // 是否是文件夹后的多个笔记
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}
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public boolean isLast() {
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return mIsLastItem;
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return mIsLastItem; // 是否是列表最后一项
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}
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public String getCallName() {
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return mName;
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return mName; // 获取通话记录的联系人姓名
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}
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public boolean isFirst() {
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return mIsFirstItem;
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return mIsFirstItem; // 是否是列表首项
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}
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public boolean isSingle() {
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return mIsOnlyOneItem;
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return mIsOnlyOneItem; // 是否是列表唯一项
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}
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public long getId() {
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return mId;
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return mId; // 获取ID
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}
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public long getAlertDate() {
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return mAlertDate;
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return mAlertDate; // 获取提醒时间
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}
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public long getCreatedDate() {
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return mCreatedDate;
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return mCreatedDate; // 获取创建时间
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}
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public boolean hasAttachment() {
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return mHasAttachment;
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return mHasAttachment; // 是否有附件
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}
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public long getModifiedDate() {
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return mModifiedDate;
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return mModifiedDate; // 获取修改时间
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}
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public int getBgColorId() {
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return mBgColorId;
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return mBgColorId; // 获取背景颜色ID
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}
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public long getParentId() {
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return mParentId;
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return mParentId; // 获取父文件夹ID
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}
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public int getNotesCount() {
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return mNotesCount;
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return mNotesCount; // 获取子笔记数量(文件夹专用)
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}
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public long getFolderId () {
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return mParentId;
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public long getFolderId() {
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return mParentId; // 获取文件夹ID(与父ID一致)
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}
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public int getType() {
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return mType;
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return mType; // 获取类型(笔记/文件夹等)
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}
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public int getWidgetType() {
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return mWidgetType;
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return mWidgetType; // 获取小部件类型
|
|
|
|
|
}
|
|
|
|
|
|
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|
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public int getWidgetId() {
|
|
|
|
|
return mWidgetId;
|
|
|
|
|
return mWidgetId; // 获取小部件ID
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public String getSnippet() {
|
|
|
|
|
return mSnippet;
|
|
|
|
|
return mSnippet; // 获取笔记摘要
|
|
|
|
|
}
|
|
|
|
|
|
|
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|
|
public boolean hasAlert() {
|
|
|
|
|
return (mAlertDate > 0);
|
|
|
|
|
return (mAlertDate > 0); // 是否设置了提醒
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public boolean isCallRecord() {
|
|
|
|
|
// 是否是通话记录笔记(父文件夹为通话记录文件夹且有电话号码)
|
|
|
|
|
return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 静态方法:从Cursor中获取类型字段值
|
|
|
|
|
* @param cursor 数据Cursor
|
|
|
|
|
* @return 类型值(Notes.TYPE_*常量)
|
|
|
|
|
*/
|
|
|
|
|
public static int getNoteType(Cursor cursor) {
|
|
|
|
|
return cursor.getInt(TYPE_COLUMN);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|