Update Notes.java

pull/2/head
puavjn2x9 12 months ago
parent e20f893b65
commit 1fa0c23723

@ -17,9 +17,11 @@
package net.micode.notes.data;
import android.net.Uri;
// Notes 类中定义了很多常量这些常量大多是int型和string型
public class Notes {
public static final String AUTHORITY = "micode_notes";
public static final String TAG = "Notes";
//定义三个常量对NoteColumns.TYPE的值进行设置时会用到
public static final int TYPE_NOTE = 0;
public static final int TYPE_FOLDER = 1;
public static final int TYPE_SYSTEM = 2;
@ -30,6 +32,8 @@ public class Notes {
* {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder
* {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records
*/
//定义特殊文件夹的ID值用于标识根文件夹、临时文件夹、通话记录文件夹和回收站文件夹
public static final int ID_ROOT_FOLDER = 0;
public static final int ID_TEMPARAY_FOLDER = -1;
public static final int ID_CALL_RECORD_FOLDER = -2;
@ -54,119 +58,121 @@ public class Notes {
/**
* Uri to query all notes and folders
*/
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");//定义查询便签和文件夹的指针。
/**
* Uri to query data
*/
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");//定义查找数据的指针
// 定义NoteColumns的常量,用于后面创建数据库的表头
public interface NoteColumns {
/**
* The unique ID for a row
* <P> Type: INTEGER (long) </P>
*/
public static final String ID = "_id";
public static final String ID = "_id";//每一行的唯一ID数据类型为长整型。
/**
* The parent's id for note or folder
* <P> Type: INTEGER (long) </P>
*/
public static final String PARENT_ID = "parent_id";
public static final String PARENT_ID = "parent_id";//笔记或文件夹的父ID数据类型为长整型。
/**
* Created data for note or folder
* <P> Type: INTEGER (long) </P>
*/
public static final String CREATED_DATE = "created_date";
public static final String CREATED_DATE = "created_date";//笔记或文件夹创建日期,数据类型为长整型。
/**
* Latest modified date
* <P> Type: INTEGER (long) </P>
*/
public static final String MODIFIED_DATE = "modified_date";
public static final String MODIFIED_DATE = "modified_date";//最近修改的日期,数据类型为长整型。
/**
* Alert date
* <P> Type: INTEGER (long) </P>
*/
public static final String ALERTED_DATE = "alert_date";
public static final String ALERTED_DATE = "alert_date";//提醒日期,数据类型为长整型。
/**
* Folder's name or text content of note
* <P> Type: TEXT </P>
*/
public static final String SNIPPET = "snippet";
public static final String SNIPPET = "snippet";//文件夹名称或笔记的文本内容,数据类型为文本。
/**
* Note's widget id
* <P> Type: INTEGER (long) </P>
*/
public static final String WIDGET_ID = "widget_id";
public static final String WIDGET_ID = "widget_id";//笔记的小部件ID数据类型为长整型。
/**
* Note's widget type
* <P> Type: INTEGER (long) </P>
*/
public static final String WIDGET_TYPE = "widget_type";
public static final String WIDGET_TYPE = "widget_type";//笔记的小部件类型,数据类型为长整型。
/**
* Note's background color's id
* <P> Type: INTEGER (long) </P>
*/
public static final String BG_COLOR_ID = "bg_color_id";
public static final String BG_COLOR_ID = "bg_color_id";//笔记背景颜色的ID数据类型为长整型。
/**
* For text note, it doesn't has attachment, for multi-media
* note, it has at least one attachment
* <P> Type: INTEGER </P>
*/
public static final String HAS_ATTACHMENT = "has_attachment";
public static final String HAS_ATTACHMENT = "has_attachment";//是否有附件,对于文本笔记则没有附件,对于多媒体笔记则至少有一个附件,数据类型为整型。
/**
* Folder's count of notes
* <P> Type: INTEGER (long) </P>
*/
public static final String NOTES_COUNT = "notes_count";
public static final String NOTES_COUNT = "notes_count";//文件夹内笔记的数量,数据类型为长整型
/**
* The file type: folder or note
* <P> Type: INTEGER </P>
*/
public static final String TYPE = "type";
public static final String TYPE = "type";//文件类型,是文件夹还是笔记,数据类型为整型。
/**
* The last sync id
* <P> Type: INTEGER (long) </P>
*/
public static final String SYNC_ID = "sync_id";
public static final String SYNC_ID = "sync_id";//最后同步的ID数据类型为长整型
/**
* Sign to indicate local modified or not
* <P> Type: INTEGER </P>
*/
public static final String LOCAL_MODIFIED = "local_modified";
public static final String LOCAL_MODIFIED = "local_modified";//标识是否在本地进行了修改,数据类型为整型
/**
* Original parent id before moving into temporary folder
* <P> Type : INTEGER </P>
*/
public static final String ORIGIN_PARENT_ID = "origin_parent_id";
public static final String ORIGIN_PARENT_ID = "origin_parent_id";//移动到临时文件夹之前的原始父文件夹ID数据类型为整型。
/**
* The gtask id
* <P> Type : TEXT </P>
*/
public static final String GTASK_ID = "gtask_id";
public static final String GTASK_ID = "gtask_id";//数据类型为文本
/**
* The version code
* <P> Type : INTEGER (long) </P>
*/
public static final String VERSION = "version";
}
}//常量定义便签的属性
// 定义DataColumns的常量,用于后面创建数据库的表头
public interface DataColumns {
/**
* The unique ID for a row
@ -239,7 +245,7 @@ public class Notes {
* <P> Type: TEXT </P>
*/
public static final String DATA5 = "data5";
}
}//定义存储便签内容数据的
public static final class TextNote implements DataColumns {
/**
@ -255,7 +261,7 @@ public class Notes {
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
}
}//文本内容的数据结构
public static final class CallNote implements DataColumns {
/**
@ -275,5 +281,5 @@ public class Notes {
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");
}
}//电话内容的数据结构
}

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