From 01ca9ae1e9b7e272965fb6e25074239d749e8f5a Mon Sep 17 00:00:00 2001 From: cnz <2869874844@qq.com> Date: Sat, 17 May 2025 16:09:55 +0800 Subject: [PATCH] =?UTF-8?q?=E9=99=88=E5=BF=B5=E7=84=AF=E6=B3=A8=E9=87=8A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/net/micode/notes/data/Notes.java | 26 ++++++++++++++++---------- 1 file changed, 16 insertions(+), 10 deletions(-) diff --git a/src/net/micode/notes/data/Notes.java b/src/net/micode/notes/data/Notes.java index f240604..8e53f39 100644 --- a/src/net/micode/notes/data/Notes.java +++ b/src/net/micode/notes/data/Notes.java @@ -14,12 +14,14 @@ * limitations under the License. */ -package net.micode.notes.data; + +//这是一个Android应用中用于管理笔记数据的常量定义类，属于net.micode.notes.data包。 +package net.micode.notes.data;//导入包 -import android.net.Uri; -public class Notes { +import android.net.Uri;//导入了Android的Uri类用于处理内容URI +public class Notes {//定义了三种类型常量：普通笔记、文件夹和系统文件夹 public static final String AUTHORITY = "micode_notes"; - public static final String TAG = "Notes"; + public static final String TAG = "Notes";//TAG: 用于日志的标签 public static final int TYPE_NOTE = 0; public static final int TYPE_FOLDER = 1; public static final int TYPE_SYSTEM = 2; @@ -30,11 +32,12 @@ 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 */ + //定义了系统文件夹的特殊ID值，包括根文件夹、临时文件夹、通话记录文件夹和回收站 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; public static final int ID_TRASH_FOLER = -3; - + //定义了用于Activity或Service间传递数据的Intent Extra键名 public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date"; public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id"; public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id"; @@ -42,25 +45,25 @@ public class Notes { public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id"; public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date"; + //定义了笔记小部件的类型常量 public static final int TYPE_WIDGET_INVALIDE = -1; public static final int TYPE_WIDGET_2X = 0; public static final int TYPE_WIDGET_4X = 1; + //定义了数据类型常量，包括普通笔记和通话笔记 public static class DataConstants { public static final String NOTE = TextNote.CONTENT_ITEM_TYPE; public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE; } + //定义了访问笔记和数据的ContentProvider URI /** * Uri to query all notes and folders */ public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note"); - - /** - * Uri to query data - */ public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data"); + //定义了笔记表的列名常量，包括ID、父ID、创建日期、修改日期等 public interface NoteColumns { /** * The unique ID for a row @@ -167,6 +170,7 @@ public class Notes { public static final String VERSION = "version"; } + //定义了数据表的列名常量，包括ID、MIME类型、笔记ID等 public interface DataColumns { /** * The unique ID for a row @@ -241,6 +245,7 @@ public class Notes { public static final String DATA5 = "data5"; } + //表示文本笔记的数据结构，定义了检查列表模式和内容类型 public static final class TextNote implements DataColumns { /** * Mode to indicate the text in check list mode or not @@ -257,6 +262,7 @@ public class Notes { public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note"); } + //表示通话笔记的数据结构，定义了通话日期和电话号码字段 public static final class CallNote implements DataColumns { /** * Call date for this record @@ -276,4 +282,4 @@ public class Notes { public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note"); } -} +} \ No newline at end of file