Update Notes.java

java/net/micode/notes/data/Notes.java

@@ -30,25 +30,28 @@ 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
      */
+	// 系统文件夹的标识符常量
     public static final int ID_ROOT_FOLDER = 0;// 根文件夹ID
     public static final int ID_TEMPARAY_FOLDER = -1;// 临时文件夹ID（
     public static final int ID_CALL_RECORD_FOLDER = -2;// 通话记录文件夹ID
     public static final int ID_TRASH_FOLER = -3;// 回收站文件夹ID
-
+	// 用于Intent的额外数据键名常量
     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";
-    public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type";
-    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";
+    public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type";// 桌面小部件类
+    public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id";// 文件夹ID
+    public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date";// 通话日期
 
+	// 桌面小部件类型常量
     public static final int TYPE_WIDGET_INVALIDE      = -1;
     public static final int TYPE_WIDGET_2X            = 0;
     public static final int TYPE_WIDGET_4X            = 1;
 
+	// 数据类型常量类
     public static class DataConstants {
-        public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
-        public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
+        public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;// 查询所有笔记和文件夹的URI
+        public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;// 查询数据的URI
     }
 
     /**
@@ -60,7 +63,7 @@ public class Notes {
      * Uri to query data
      */
     public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
-
+	// 笔记表的列名常量接口
     public interface NoteColumns {
         /**
          * The unique ID for a row
@@ -166,7 +169,7 @@ public class Notes {
          */
         public static final String VERSION = "version";
     }
-
+	// 数据表的列名常量接口
     public interface DataColumns {
         /**
          * The unique ID for a row
@@ -240,7 +243,7 @@ public class Notes {
          */
         public static final String DATA5 = "data5";
     }
-
+	// 文本笔记常量类
     public static final class TextNote implements DataColumns {
         /**
          * Mode to indicate the text in check list mode or not
@@ -256,7 +259,7 @@ public class Notes {
 
         public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
     }
-
+	// 通话记录笔记常量类
     public static final class CallNote implements DataColumns {
         /**
          * Call date for this record