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package net.micode.notes.data; // 定义包名,表示这个类属于net.micode.notes.data包。
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import android.net.Uri; // 导入Android的Uri类,用于处理URI。
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public class Notes {
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// 定义一些常量,用于应用程序的不同部分。
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public static final String AUTHORITY = "micode_notes"; // 定义authority,用于URI的构建。
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public static final String TAG = "Notes"; // 定义日志标签。
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public static final int TYPE_NOTE = 0; // 笔记类型。
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public static final int TYPE_FOLDER = 1; // 文件夹类型。
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public static final int TYPE_SYSTEM = 2; // 系统类型。
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// 定义系统文件夹的ID。
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/**
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* Following IDs are system folders' identifiers
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* {@link Notes#ID_ROOT_FOLDER } is default folder
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* {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder
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* {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records
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*/
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public static final int ID_ROOT_FOLDER = 0; // 根文件夹的ID。
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public static final int ID_TEMPARAY_FOLDER = -1; // 临时文件夹的ID。
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public static final int ID_CALL_RECORD_FOLDER = -2; // 通话记录文件夹的ID。
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public static final int ID_TRASH_FOLER = -3; // 回收站文件夹的ID(注意:这里有个拼写错误,应该是FOLDER)。
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// 定义Intent的额外数据键,用于在Activity之间传递数据。
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public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date"; // 闹钟日期。
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public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id"; // 背景颜色ID。
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public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id"; // 小部件ID。
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public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type"; // 小部件类型。
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public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id"; // 文件夹ID。
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public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date"; // 通话日期。
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// 定义小部件类型的常量。
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public static final int TYPE_WIDGET_INVALIDE = -1; // 无效的小部件类型。
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public static final int TYPE_WIDGET_2X = 0; // 2x小部件类型。
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public static final int TYPE_WIDGET_4X = 1; // 4x小部件类型。
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public static class DataConstants {
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// 定义数据常量类,包含笔记和通话记录的MIME类型。
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public static final String NOTE = TextNote.CONTENT_ITEM_TYPE; // 文本笔记的内容项类型。
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public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE; // 通话笔记的内容项类型。
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}
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// 定义用于查询所有笔记和文件夹的Uri。
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/**
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* Uri to query all notes and folders
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*/
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public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
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// 定义用于查询数据的Uri。
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/**
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* Uri to query data
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*/
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public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
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// 定义NoteColumns接口,包含笔记或文件夹的列。
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public interface NoteColumns {
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/**
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* The unique ID for a row
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String ID = "_id"; // 行的唯一ID。
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/**
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* The parent's id for note or folder
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String PARENT_ID = "parent_id"; // 父ID。
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/**
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* Created data for note or folder
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String CREATED_DATE = "created_date"; // 创建日期。
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/**
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* Latest modified date
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String MODIFIED_DATE = "modified_date"; // 最后修改日期。
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/**
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* Alert date
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String ALERTED_DATE = "alert_date"; // 提醒日期。
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/**
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* Folder's name or text content of note
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* <P> Type: TEXT </P>
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*/
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public static final String SNIPPET = "snippet"; // 片段,文件夹的名称或笔记的文本内容。
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/**
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* Note's widget id
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String WIDGET_ID = "widget_id"; // 小部件ID。
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/**
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* Note's widget type
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String WIDGET_TYPE = "widget_type"; // 小部件类型。
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/**
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* Note's background color's id
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String BG_COLOR_ID = "bg_color_id"; // 背景颜色ID。
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/**
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* For text note, it doesn't has attachment, for multi-media
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* note, it has at least one attachment
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* <P> Type: INTEGER </P>
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*/
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public static final String HAS_ATTACHMENT = "has_attachment"; // 是否有附件。
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/**
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* Folder's count of notes
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String NOTES_COUNT = "notes_count"; // 文件夹中的笔记数量。
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/**
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* The file type: folder or note
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* <P> Type: INTEGER </P>
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*/
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public static final String TYPE = "type"; // 文件类型:文件夹或笔记。
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/**
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* The last sync id
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String SYNC_ID = "sync_id"; // 最后同步ID。
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/**
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* Sign to indicate local modified or not
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* <P> Type: INTEGER </P>
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*/
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public static final String LOCAL_MODIFIED = "local_modified"; // 是否本地修改。
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/**
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* Original parent id before moving into temporary folder
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* <P> Type : INTEGER </P>
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*/
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public static final String ORIGIN_PARENT_ID = "origin_parent_id"; // 移动到临时文件夹之前的原始父ID。
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/**
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* The gtask id
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* <P> Type : TEXT </P>
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*/
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public static final String GTASK_ID = "gtask_id"; // gtask ID。
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/**
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* The version code
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* <P> Type : INTEGER (long) </P>
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*/
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public static final String VERSION = "version"; // 版本号。
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}
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// 定义DataColumns接口,包含数据的列。
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public interface DataColumns {
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/**
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* The unique ID for a row
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String ID = "_id"; // 行的唯一ID。
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/**
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* The MIME type of the item represented by this row.
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* <P> Type: Text </P>
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*/
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public static final String MIME_TYPE = "mime_type"; // 项目的MIME类型。
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/**
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* The reference id to note that this data belongs to
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String NOTE_ID = "note_id"; // 笔记ID。
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/**
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* Created data for note or folder
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String CREATED_DATE = "created_date"; // 创建日期。
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/**
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* Latest modified date
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String MODIFIED_DATE = "modified_date"; // 最后修改日期。
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/**
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* Data's content
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* <P> Type: TEXT </P>
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*/
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public static final String CONTENT = "content"; // 数据内容。
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/**
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* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
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* integer data type
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* <P> Type: INTEGER </P>
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*/
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public static final String DATA1 = "data1"; // 用于整数数据类型的通用数据列。
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/**
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* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
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* integer data type
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* <P> Type: INTEGER </P>
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*/
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public static final String DATA2 = "data2"; // 同上。
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/**
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* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
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* TEXT data type
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* <P> Type: TEXT </P>
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*/
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public static final String DATA3 = "data3"; // 用于文本数据类型的通用数据列。
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/**
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* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
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* TEXT data type
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* <P> Type: TEXT </P>
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*/
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public static final String DATA4 = "data4"; // 同上。
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/**
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* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
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* TEXT data type
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* <P> Type: TEXT </P>
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*/
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public static final String DATA5 = "data5"; // 同上。
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}
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// 定义TextNote类,实现DataColumns接口,用于文本笔记。
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public static final class TextNote implements DataColumns {
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/**
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* Mode to indicate the text in check list mode or not
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* <P> Type: Integer 1:check list mode 0: normal mode </P>
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*/
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public static final String MODE = DATA1; // 模式,用于检查列表模式或普通模式。
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public static final int MODE_CHECK_LIST = 1; // 检查列表模式。
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/**
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* MIME type for a directory of text notes
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*/
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public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note"; // 文本笔记的目录MIME类型。
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/**
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* MIME type for a single text note
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*/
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public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note"; // 单个文本笔记的MIME类型。
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/**
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* The content URI for text notes
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*/
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public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note"); // 文本笔记的内容URI。
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}
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// 定义CallNote类,实现DataColumns接口,用于通话记录笔记。
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public static final class CallNote implements DataColumns {
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/**
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* Call date for this record
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* <P> Type: INTEGER (long) </P>
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*/
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public static final String CALL_DATE = DATA1; // 通话日期。
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/**
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* Phone number for this record
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* <P> Type: TEXT </P>
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*/
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public static final String PHONE_NUMBER = DATA3; // 电话号码。
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/**
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* MIME type for a directory of call notes
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*/
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public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note"; // 通话记录的目录MIME类型。
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/**
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* MIME type for a single call note
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*/
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public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note"; // 单个通话记录的MIME类型。
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/**
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* The content URI for call notes
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*/
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public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note"); // 通话记录的内容URI。
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}
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}
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