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更新标识

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master
江一阳 3 years ago
parent a85b14af5e
commit c8d411c565
3 changed files with 28 additions and 24 deletions
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2
doc/data/Contact.java
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@ -86,4 +86,4 @@ public class Contact {
}
}
}
/*这个类主要用于根据电话号码查询联系人名称。在查询过程中，会将查询到的联系人名称缓存在一个HashMap中，以便于下次查询时直接从缓存中获取。*/
/* 这个类主要用于根据电话号码查询联系人名称。在查询过程中，会将查询到的联系人名称缓存在一个HashMap中，以便于下次查询时直接从缓存中获取。*/

33
doc/data/Notes.java
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@ -17,50 +17,49 @@
package net.micode.notes.data;
import android.net.Uri;
// 定义“笔记”类
public class Notes {
public static final String AUTHORITY = "micode_notes";
public static final String TAG = "Notes";
// 定义笔记类型常量
public static final int TYPE_NOTE = 0;
public static final int TYPE_FOLDER = 1;
public static final int TYPE_SYSTEM = 2;
/**
* Following IDs are system folders' identifiers
* {@link Notes#ID_ROOT_FOLDER } is default folder
* {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder
* {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records
* 以下ID为系统文件夹的标识符
* {@link Notes#ID_ROOT_FOLDER } 默认文件夹
* {@link Notes#ID_TEMPARAY_FOLDER } 用于没有文件夹的笔记
* {@link Notes#ID_CALL_RECORD_FOLDER} 存储通话记录
*/
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;
// 定义意图(extra)的键
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";
// 定义小部件的类型常量
public static final int TYPE_WIDGET_INVALIDE = -1;
public static final int TYPE_WIDGET_2X = 0;
public static final int TYPE_WIDGET_4X = 1;
// 定义数据常量
public static class DataConstants {
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
}
/**
* Uri to query all notes and folders
*/
// 定义笔记的uri，可用于查询所有笔记和文件夹
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
/**
* Uri to query data
*/
// 定义数据的uri
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
// 定义笔记和文件夹的列名
public interface NoteColumns {
/**
* The unique ID for a row
@ -166,7 +165,7 @@ public class Notes {
*/
public static final String VERSION = "version";
}
// 定义数据表的列名
public interface DataColumns {
/**
* The unique ID for a row
@ -240,7 +239,7 @@ public class Notes {
*/
public static final String DATA5 = "data5";
}
// 定义文本笔记类
public static final class TextNote implements DataColumns {
/**
* Mode to indicate the text in check list mode or not
@ -256,7 +255,7 @@ public class Notes {
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
}
// 定义通话笔记类
public static final class CallNote implements DataColumns {
/**
* Call date for this record

17
doc/data/NotesDatabaseHelper.java
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@ -26,22 +26,22 @@ import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
// 定义一个名为NotesDatabaseHelper的公共类，继承自SQLiteOpenHelper
public class NotesDatabaseHelper extends SQLiteOpenHelper {
// 定义数据库名和版本号
private static final String DB_NAME = "note.db";
private static final int DB_VERSION = 4;
// 定义表名称常量
public interface TABLE {
public static final String NOTE = "note";
public static final String DATA = "data";
}
// 定义日志标签
private static final String TAG = "NotesDatabaseHelper";
// 定义一个NotesDatabaseHelper类型的私有静态实例变量
private static NotesDatabaseHelper mInstance;
// 定义创建note表的SQL语句
private static final String CREATE_NOTE_TABLE_SQL =
"CREATE TABLE " + TABLE.NOTE + "(" +
NoteColumns.ID + " INTEGER PRIMARY KEY," +
@ -85,6 +85,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
/**
* Increase folder's note count when move note to the folder
*/
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_update "+
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
@ -97,6 +98,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
/**
* Decrease folder's note count when move note from folder
*/
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_update " +
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
@ -110,6 +112,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
/**
* Increase folder's note count when insert new note to the folder
*/
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_insert " +
" AFTER INSERT ON " + TABLE.NOTE +
@ -135,6 +138,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
/**
* Update note's content when insert data with type {@link DataConstants#NOTE}
*/
// 定义更新笔记内容的触发器（插入类型为NOTE的数据时）
private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER =
"CREATE TRIGGER update_note_content_on_insert " +
" AFTER INSERT ON " + TABLE.DATA +
@ -148,6 +152,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
/**
* Update note's content when data with {@link DataConstants#NOTE} type has changed
*/
// 定义更新笔记内容的触发器（数据类型为NOTE时发生变化）
private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER update_note_content_on_update " +
" AFTER UPDATE ON " + TABLE.DATA +

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