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@ -24,24 +24,28 @@ import net.micode.notes.data.Contact;
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import net.micode.notes.data.Notes;
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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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* 便签条目数据模型类
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* 用于封装便签数据库记录的字段信息,并提供数据解析和状态判断功能
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*/
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public class NoteItemData {
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// 数据库查询投影(指定需要查询的字段)
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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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NoteColumns.ID, // 便签ID
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NoteColumns.ALERTED_DATE, // 提醒日期
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NoteColumns.BG_COLOR_ID, // 背景颜色ID
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NoteColumns.CREATED_DATE, // 创建日期
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NoteColumns.HAS_ATTACHMENT, // 是否有附件(0/1)
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NoteColumns.MODIFIED_DATE, // 修改日期
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NoteColumns.NOTES_COUNT, // 子便签数量(用于文件夹类型)
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NoteColumns.PARENT_ID, // 父级ID(文件夹ID或系统类型标识)
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NoteColumns.SNIPPET, // 便签摘要
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NoteColumns.TYPE, // 便签类型(普通便签、文件夹等)
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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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// 投影字段索引常量(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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@ -54,71 +58,88 @@ public class NoteItemData {
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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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// 便签基础属性
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private long mId; // 便签ID
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private long mAlertDate; // 提醒时间戳
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private int mBgColorId; // 背景颜色资源ID
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private long mCreatedDate; // 创建时间戳
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private boolean mHasAttachment; // 是否包含附件
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private long mModifiedDate; // 修改时间戳
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private int mNotesCount; // 子便签数量(文件夹类型专用)
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private long mParentId; // 父级ID(所属文件夹或系统类型标识)
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private String mSnippet; // 便签内容摘要
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private int mType; // 便签类型(参考Notes.TYPE_*常量)
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private int mWidgetId; // 关联的小部件ID
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private int mWidgetType; // 小部件类型(如尺寸规格)
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// 通话记录相关属性(当父级为通话记录文件夹时)
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private String mName; // 联系人姓名
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private String mPhoneNumber; // 电话号码
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// 条目位置状态属性
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private boolean mIsLastItem;// 是否为数据集最后一条
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private boolean mIsFirstItem;// 是否为数据集第一条
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private boolean mIsOnlyOneItem;// 是否为数据集中唯一一条
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private boolean mIsOneNoteFollowingFolder;// 是否为文件夹后的单条便签
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private boolean mIsMultiNotesFollowingFolder;// 是否为文件夹后的多条便签
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/**
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* 构造函数:从数据库Cursor中解析便签数据
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* @param context 应用上下文
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* @param cursor 包含便签数据的数据库游标
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*/
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public NoteItemData(Context context, Cursor cursor) {
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// 读取基础字段
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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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mCreatedDate = cursor.getLong(CREATED_DATE_COLUMN);
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mHasAttachment = (cursor.getInt(HAS_ATTACHMENT_COLUMN) > 0) ? true : false;
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mHasAttachment = (cursor.getInt(HAS_ATTACHMENT_COLUMN) > 0) ? true : false;// 0转false,非0转true
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mModifiedDate = cursor.getLong(MODIFIED_DATE_COLUMN);
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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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// 移除便签内容中的特殊标记(可能用于富文本格式)
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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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mWidgetId = cursor.getInt(WIDGET_ID_COLUMN);
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mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN);
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// 处理通话记录特殊逻辑(父级为通话记录文件夹时)
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mPhoneNumber = "";
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if (mParentId == Notes.ID_CALL_RECORD_FOLDER) {
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// 通过便签ID获取通话号码
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mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId);
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if (!TextUtils.isEmpty(mPhoneNumber)) {
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// 根据电话号码查询联系人姓名
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mName = Contact.getContact(context, mPhoneNumber);
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// 若未找到联系人,使用电话号码作为名称
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if (mName == null) {
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mName = mPhoneNumber;
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}
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}
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}
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// 确保名称非空
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if (mName == null) {
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mName = "";
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}
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// 检查条目在数据集中的位置状态
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checkPostion(cursor);
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}
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/**
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* 私有方法:分析条目在数据集中的位置状态
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* @param cursor 数据库游标(需保持当前位置)
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*/
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private void checkPostion(Cursor cursor) {
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// 基本位置状态
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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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mIsMultiNotesFollowingFolder = false;
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mIsOneNoteFollowingFolder = false;
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// 处理普通便签跟随在文件夹后的情况
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if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {
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int position = cursor.getPosition();
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int position = cursor.getPosition();// 记录当前位置
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if (cursor.moveToPrevious()) {
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// 移动到前一条目
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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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if (cursor.getCount() > (position + 1)) {
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@ -133,7 +154,7 @@ public class NoteItemData {
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}
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}
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}
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// -------------------- 状态查询方法 --------------------
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public boolean isOneFollowingFolder() {
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return mIsOneNoteFollowingFolder;
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}
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@ -217,7 +238,11 @@ public class NoteItemData {
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public boolean isCallRecord() {
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return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber));
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}
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/**
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* 静态方法:从Cursor中获取便签类型
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* @param cursor 数据库游标(需指向有效记录)
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* @return 便签类型(Notes.TYPE_*常量)
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*/
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public static int getNoteType(Cursor cursor) {
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return cursor.getInt(TYPE_COLUMN);
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}
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