From 990ae6454b22a2e68618fe5a22ea35ea10f265ba Mon Sep 17 00:00:00 2001 From: sycorax Date: Thu, 15 May 2025 14:44:31 +0800 Subject: [PATCH] =?UTF-8?q?=E6=B5=8B=E8=AF=95=E6=8F=90=E4=BA=A4?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../net/micode/notes/gtask/data/SqlNote.java | 88 +++++++----------- .../net/micode/notes/gtask/data/Task.java | 90 +++++++++++-------- .../net/micode/notes/gtask/data/TaskList.java | 73 +++++++++------ 3 files changed, 129 insertions(+), 122 deletions(-) diff --git a/app/src/main/java/net/micode/notes/gtask/data/SqlNote.java b/app/src/main/java/net/micode/notes/gtask/data/SqlNote.java index 79a4095..400f73e 100644 --- a/app/src/main/java/net/micode/notes/gtask/data/SqlNote.java +++ b/app/src/main/java/net/micode/notes/gtask/data/SqlNote.java @@ -1,19 +1,3 @@ -/* - * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - package net.micode.notes.gtask.data; import android.appwidget.AppWidgetManager; @@ -39,10 +23,13 @@ import java.util.ArrayList; public class SqlNote { + // 定义日志标签，用于调试输出 private static final String TAG = SqlNote.class.getSimpleName(); + // 定义一个表示无效ID的常量 private static final int INVALID_ID = -99999; + // 定义查询投影，指定要查询的列 public static final String[] PROJECTION_NOTE = new String[] { NoteColumns.ID, NoteColumns.ALERTED_DATE, NoteColumns.BG_COLOR_ID, NoteColumns.CREATED_DATE, NoteColumns.HAS_ATTACHMENT, NoteColumns.MODIFIED_DATE, @@ -52,76 +39,46 @@ public class SqlNote { NoteColumns.VERSION }; + // 定义投影中各列的索引 public static final int ID_COLUMN = 0; - public static final int ALERTED_DATE_COLUMN = 1; - public static final int BG_COLOR_ID_COLUMN = 2; - public static final int CREATED_DATE_COLUMN = 3; - public static final int HAS_ATTACHMENT_COLUMN = 4; - public static final int MODIFIED_DATE_COLUMN = 5; - public static final int NOTES_COUNT_COLUMN = 6; - public static final int PARENT_ID_COLUMN = 7; - public static final int SNIPPET_COLUMN = 8; - public static final int TYPE_COLUMN = 9; - public static final int WIDGET_ID_COLUMN = 10; - public static final int WIDGET_TYPE_COLUMN = 11; - public static final int SYNC_ID_COLUMN = 12; - public static final int LOCAL_MODIFIED_COLUMN = 13; - public static final int ORIGIN_PARENT_ID_COLUMN = 14; - public static final int GTASK_ID_COLUMN = 15; - public static final int VERSION_COLUMN = 16; + // 数据成员，用于存储与笔记相关的各种信息 private Context mContext; - private ContentResolver mContentResolver; - private boolean mIsCreate; - private long mId; - private long mAlertDate; - private int mBgColorId; - private long mCreatedDate; - private int mHasAttachment; - private long mModifiedDate; - private long mParentId; - private String mSnippet; - private int mType; - private int mWidgetId; - private int mWidgetType; - private long mOriginParent; - private long mVersion; - private ContentValues mDiffNoteValues; - private ArrayList mDataList; + // 构造函数，用于创建新的SqlNote对象 public SqlNote(Context context) { mContext = context; mContentResolver = context.getContentResolver(); @@ -143,6 +100,7 @@ public class SqlNote { mDataList = new ArrayList(); } + // 构造函数，用于从游标加载现有数据 public SqlNote(Context context, Cursor c) { mContext = context; mContentResolver = context.getContentResolver(); @@ -154,6 +112,7 @@ public class SqlNote { mDiffNoteValues = new ContentValues(); } + // 构造函数，用于根据ID加载现有数据 public SqlNote(Context context, long id) { mContext = context; mContentResolver = context.getContentResolver(); @@ -163,15 +122,15 @@ public class SqlNote { if (mType == Notes.TYPE_NOTE) loadDataContent(); mDiffNoteValues = new ContentValues(); - } + // 根据ID从数据库加载数据 private void loadFromCursor(long id) { Cursor c = null; try { c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)", new String[] { - String.valueOf(id) + String.valueOf(id) }, null); if (c != null) { c.moveToNext(); @@ -185,6 +144,7 @@ public class SqlNote { } } + // 从游标加载数据到SqlNote对象 private void loadFromCursor(Cursor c) { mId = c.getLong(ID_COLUMN); mAlertDate = c.getLong(ALERTED_DATE_COLUMN); @@ -200,13 +160,14 @@ public class SqlNote { mVersion = c.getLong(VERSION_COLUMN); } + // 加载与笔记相关的数据内容 private void loadDataContent() { Cursor c = null; mDataList.clear(); try { c = mContentResolver.query(Notes.CONTENT_DATA_URI, SqlData.PROJECTION_DATA, "(note_id=?)", new String[] { - String.valueOf(mId) + String.valueOf(mId) }, null); if (c != null) { if (c.getCount() == 0) { @@ -226,13 +187,14 @@ public class SqlNote { } } + // 设置笔记内容，更新内部状态和ContentValues public boolean setContent(JSONObject js) { try { JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) { Log.w(TAG, "cannot set system folder"); } else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { - // for folder we can only update the snnipet and type + // 对于文件夹，只更新摘要和类型 String snippet = note.has(NoteColumns.SNIPPET) ? note .getString(NoteColumns.SNIPPET) : ""; if (mIsCreate || !mSnippet.equals(snippet)) { @@ -359,6 +321,7 @@ public class SqlNote { return true; } + // 获取笔记内容，封装为JSONObject public JSONObject getContent() { try { JSONObject js = new JSONObject(); @@ -407,39 +370,48 @@ public class SqlNote { return null; } + // 设置父ID public void setParentId(long id) { mParentId = id; mDiffNoteValues.put(NoteColumns.PARENT_ID, id); } + // 设置GTask ID public void setGtaskId(String gid) { mDiffNoteValues.put(NoteColumns.GTASK_ID, gid); } + // 设置同步ID public void setSyncId(long syncId) { mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId); } + // 重置本地修改标志 public void resetLocalModified() { mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0); } + // 获取ID public long getId() { return mId; } + // 获取父ID public long getParentId() { return mParentId; } + // 获取摘要 public String getSnippet() { return mSnippet; } + // 检查是否为笔记类型 public boolean isNoteType() { return mType == Notes.TYPE_NOTE; } + // 提交更改到数据库 public void commit(boolean validateVersion) { if (mIsCreate) { if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) { @@ -468,16 +440,16 @@ public class SqlNote { throw new IllegalStateException("Try to update note with invalid id"); } if (mDiffNoteValues.size() > 0) { - mVersion ++; + mVersion++; int result = 0; if (!validateVersion) { result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "(" + NoteColumns.ID + "=?)", new String[] { - String.valueOf(mId) + String.valueOf(mId) }); } else { result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "(" - + NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)", + + NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)", new String[] { String.valueOf(mId), String.valueOf(mVersion) }); @@ -494,7 +466,7 @@ public class SqlNote { } } - // refresh local info + // 刷新本地信息 loadFromCursor(mId); if (mType == Notes.TYPE_NOTE) loadDataContent(); @@ -502,4 +474,4 @@ public class SqlNote { mDiffNoteValues.clear(); mIsCreate = false; } -} +} \ No newline at end of file diff --git a/app/src/main/java/net/micode/notes/gtask/data/Task.java b/app/src/main/java/net/micode/notes/gtask/data/Task.java index 6a19454..6b78448 100644 --- a/app/src/main/java/net/micode/notes/gtask/data/Task.java +++ b/app/src/main/java/net/micode/notes/gtask/data/Task.java @@ -33,18 +33,17 @@ import org.json.JSONObject; public class Task extends Node { + // 定义日志标签，用于调试输出 private static final String TAG = Task.class.getSimpleName(); - private boolean mCompleted; - - private String mNotes; - - private JSONObject mMetaInfo; - - private Task mPriorSibling; - - private TaskList mParent; + // 定义任务相关属性 + private boolean mCompleted; // 是否完成 + private String mNotes; // 任务笔记 + private JSONObject mMetaInfo; // 元信息 + private Task mPriorSibling; // 前置兄弟任务 + private TaskList mParent; // 父任务列表 + // 构造函数，初始化任务对象 public Task() { super(); mCompleted = false; @@ -54,21 +53,22 @@ public class Task extends Node { mMetaInfo = null; } + // 生成创建任务的JSON对象 public JSONObject getCreateAction(int actionId) { JSONObject js = new JSONObject(); try { - // action_type + // 设置动作类型为创建 js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); - // action_id + // 设置动作ID js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); - // index + // 设置任务在父任务列表中的索引 js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this)); - // entity_delta + // 设置实体增量信息，包含任务名称、创建者ID、实体类型和笔记 JSONObject entity = new JSONObject(); entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); @@ -79,17 +79,17 @@ public class Task extends Node { } js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); - // parent_id + // 设置父任务ID js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid()); - // dest_parent_type + // 设置目标父类型为组 js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE, GTaskStringUtils.GTASK_JSON_TYPE_GROUP); - // list_id + // 设置列表ID为父任务的GID js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid()); - // prior_sibling_id + // 如果存在前置兄弟任务，设置其ID if (mPriorSibling != null) { js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid()); } @@ -103,21 +103,22 @@ public class Task extends Node { return js; } + // 生成更新任务的JSON对象 public JSONObject getUpdateAction(int actionId) { JSONObject js = new JSONObject(); try { - // action_type + // 设置动作类型为更新 js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); - // action_id + // 设置动作ID js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); - // id + // 设置任务ID js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); - // entity_delta + // 设置实体增量信息，包含任务名称、笔记和删除状态 JSONObject entity = new JSONObject(); entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); if (getNotes() != null) { @@ -135,35 +136,36 @@ public class Task extends Node { return js; } + // 从远程JSON对象设置任务内容 public void setContentByRemoteJSON(JSONObject js) { if (js != null) { try { - // id + // 设置任务ID if (js.has(GTaskStringUtils.GTASK_JSON_ID)) { setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); } - // last_modified + // 设置最后修改时间 if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) { setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); } - // name + // 设置任务名称 if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) { setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); } - // notes + // 设置任务笔记 if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) { setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES)); } - // deleted + // 设置任务是否被删除 if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) { setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED)); } - // completed + // 设置任务是否完成 if (js.has(GTaskStringUtils.GTASK_JSON_COMPLETED)) { setCompleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_COMPLETED)); } @@ -175,10 +177,11 @@ public class Task extends Node { } } + // 从本地JSON对象设置任务内容 public void setContentByLocalJSON(JSONObject js) { if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE) || !js.has(GTaskStringUtils.META_HEAD_DATA)) { - Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); + Log.w(TAG, "setContentByLocalJSON: nothing is available"); } try { @@ -204,11 +207,12 @@ public class Task extends Node { } } + // 从任务内容生成本地JSON对象 public JSONObject getLocalJSONFromContent() { String name = getName(); try { if (mMetaInfo == null) { - // new task created from web + // 新任务从网页创建 if (name == null) { Log.w(TAG, "the note seems to be an empty one"); return null; @@ -225,7 +229,7 @@ public class Task extends Node { js.put(GTaskStringUtils.META_HEAD_NOTE, note); return js; } else { - // synced task + // 已同步的任务 JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA); @@ -247,6 +251,7 @@ public class Task extends Node { } } + // 设置任务的元信息 public void setMetaInfo(MetaData metaData) { if (metaData != null && metaData.getNotes() != null) { try { @@ -258,6 +263,7 @@ public class Task extends Node { } } + // 获取同步操作类型 public int getSyncAction(Cursor c) { try { JSONObject noteInfo = null; @@ -275,29 +281,29 @@ public class Task extends Node { return SYNC_ACTION_UPDATE_LOCAL; } - // validate the note id now + // 验证任务ID是否匹配 if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) { Log.w(TAG, "note id doesn't match"); return SYNC_ACTION_UPDATE_LOCAL; } if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { - // there is no local update + // 本地没有更新 if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { - // no update both side + // 双方都没有更新 return SYNC_ACTION_NONE; } else { - // apply remote to local + // 应用远程到本地 return SYNC_ACTION_UPDATE_LOCAL; } } else { - // validate gtask id + // 验证GTask ID是否匹配 if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) { Log.e(TAG, "gtask id doesn't match"); return SYNC_ACTION_ERROR; } if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { - // local modification only + // 仅本地修改 return SYNC_ACTION_UPDATE_REMOTE; } else { return SYNC_ACTION_UPDATE_CONFLICT; @@ -311,41 +317,49 @@ public class Task extends Node { return SYNC_ACTION_ERROR; } + // 判断任务是否值得保存 public boolean isWorthSaving() { return mMetaInfo != null || (getName() != null && getName().trim().length() > 0) || (getNotes() != null && getNotes().trim().length() > 0); } + // 设置任务完成状态 public void setCompleted(boolean completed) { this.mCompleted = completed; } + // 设置任务笔记 public void setNotes(String notes) { this.mNotes = notes; } + // 设置前置兄弟任务 public void setPriorSibling(Task priorSibling) { this.mPriorSibling = priorSibling; } + // 设置父任务列表 public void setParent(TaskList parent) { this.mParent = parent; } + // 获取任务完成状态 public boolean getCompleted() { return this.mCompleted; } + // 获取任务笔记 public String getNotes() { return this.mNotes; } + // 获取前置兄弟任务 public Task getPriorSibling() { return this.mPriorSibling; } + // 获取父任务列表 public TaskList getParent() { return this.mParent; } - -} +} \ No newline at end of file diff --git a/app/src/main/java/net/micode/notes/gtask/data/TaskList.java b/app/src/main/java/net/micode/notes/gtask/data/TaskList.java index 4ea21c5..aeb52f2 100644 --- a/app/src/main/java/net/micode/notes/gtask/data/TaskList.java +++ b/app/src/main/java/net/micode/notes/gtask/data/TaskList.java @@ -31,33 +31,36 @@ import java.util.ArrayList; public class TaskList extends Node { + // 定义日志标签，用于调试输出 private static final String TAG = TaskList.class.getSimpleName(); + // 任务列表的索引和子任务集合 private int mIndex; - private ArrayList mChildren; + // 构造函数，初始化任务列表 public TaskList() { super(); mChildren = new ArrayList(); mIndex = 1; } + // 生成创建任务列表的JSON对象 public JSONObject getCreateAction(int actionId) { JSONObject js = new JSONObject(); try { - // action_type + // 设置动作类型为创建 js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); - // action_id + // 设置动作ID js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); - // index + // 设置任务列表的索引 js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex); - // entity_delta + // 设置实体增量信息，包含任务列表名称和创建者ID JSONObject entity = new JSONObject(); entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); @@ -74,21 +77,22 @@ public class TaskList extends Node { return js; } + // 生成更新任务列表的JSON对象 public JSONObject getUpdateAction(int actionId) { JSONObject js = new JSONObject(); try { - // action_type + // 设置动作类型为更新 js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); - // action_id + // 设置动作ID js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); - // id + // 设置任务列表ID js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); - // entity_delta + // 设置实体增量信息，包含任务列表名称和删除状态 JSONObject entity = new JSONObject(); entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); @@ -103,20 +107,21 @@ public class TaskList extends Node { return js; } + // 从远程JSON对象设置任务列表内容 public void setContentByRemoteJSON(JSONObject js) { if (js != null) { try { - // id + // 设置任务列表ID if (js.has(GTaskStringUtils.GTASK_JSON_ID)) { setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); } - // last_modified + // 设置最后修改时间 if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) { setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); } - // name + // 设置任务列表名称 if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) { setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); } @@ -129,23 +134,25 @@ public class TaskList extends Node { } } + // 从本地JSON对象设置任务列表内容 public void setContentByLocalJSON(JSONObject js) { if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) { - Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); + Log.w(TAG, "setContentByLocalJSON: nothing is available"); } try { JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { + // 处理普通文件夹 String name = folder.getString(NoteColumns.SNIPPET); setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name); } else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) { + // 处理系统文件夹 if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER) setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT); else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER) - setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX - + GTaskStringUtils.FOLDER_CALL_NOTE); + setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE); else Log.e(TAG, "invalid system folder"); } else { @@ -157,6 +164,7 @@ public class TaskList extends Node { } } + // 从任务列表内容生成本地JSON对象 public JSONObject getLocalJSONFromContent() { try { JSONObject js = new JSONObject(); @@ -183,28 +191,29 @@ public class TaskList extends Node { } } + // 获取同步操作类型 public int getSyncAction(Cursor c) { try { if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { - // there is no local update + // 本地没有更新 if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { - // no update both side + // 双方都没有更新 return SYNC_ACTION_NONE; } else { - // apply remote to local + // 应用远程到本地 return SYNC_ACTION_UPDATE_LOCAL; } } else { - // validate gtask id + // 验证GTask ID是否匹配 if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) { Log.e(TAG, "gtask id doesn't match"); return SYNC_ACTION_ERROR; } if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { - // local modification only + // 仅本地修改 return SYNC_ACTION_UPDATE_REMOTE; } else { - // for folder conflicts, just apply local modification + // 对于文件夹冲突，仅应用本地修改 return SYNC_ACTION_UPDATE_REMOTE; } } @@ -216,16 +225,18 @@ public class TaskList extends Node { return SYNC_ACTION_ERROR; } + // 获取子任务数量 public int getChildTaskCount() { return mChildren.size(); } + // 添加子任务 public boolean addChildTask(Task task) { boolean ret = false; if (task != null && !mChildren.contains(task)) { ret = mChildren.add(task); if (ret) { - // need to set prior sibling and parent + // 设置前置兄弟任务和父任务列表 task.setPriorSibling(mChildren.isEmpty() ? null : mChildren .get(mChildren.size() - 1)); task.setParent(this); @@ -234,6 +245,7 @@ public class TaskList extends Node { return ret; } + // 在指定位置添加子任务 public boolean addChildTask(Task task, int index) { if (index < 0 || index > mChildren.size()) { Log.e(TAG, "add child task: invalid index"); @@ -244,7 +256,7 @@ public class TaskList extends Node { if (task != null && pos == -1) { mChildren.add(index, task); - // update the task list + // 更新任务列表 Task preTask = null; Task afterTask = null; if (index != 0) @@ -260,6 +272,7 @@ public class TaskList extends Node { return true; } + // 移除子任务 public boolean removeChildTask(Task task) { boolean ret = false; int index = mChildren.indexOf(task); @@ -267,11 +280,11 @@ public class TaskList extends Node { ret = mChildren.remove(task); if (ret) { - // reset prior sibling and parent + // 重置前置兄弟任务和父任务列表 task.setPriorSibling(null); task.setParent(null); - // update the task list + // 更新任务列表 if (index != mChildren.size()) { mChildren.get(index).setPriorSibling( index == 0 ? null : mChildren.get(index - 1)); @@ -281,6 +294,7 @@ public class TaskList extends Node { return ret; } + // 移动子任务 public boolean moveChildTask(Task task, int index) { if (index < 0 || index >= mChildren.size()) { @@ -299,6 +313,7 @@ public class TaskList extends Node { return (removeChildTask(task) && addChildTask(task, index)); } + // 根据GID查找子任务 public Task findChildTaskByGid(String gid) { for (int i = 0; i < mChildren.size(); i++) { Task t = mChildren.get(i); @@ -309,10 +324,12 @@ public class TaskList extends Node { return null; } + // 获取子任务的索引 public int getChildTaskIndex(Task task) { return mChildren.indexOf(task); } + // 根据索引获取子任务 public Task getChildTaskByIndex(int index) { if (index < 0 || index >= mChildren.size()) { Log.e(TAG, "getTaskByIndex: invalid index"); @@ -321,6 +338,7 @@ public class TaskList extends Node { return mChildren.get(index); } + // 根据GID获取子任务 public Task getChilTaskByGid(String gid) { for (Task task : mChildren) { if (task.getGid().equals(gid)) @@ -329,15 +347,18 @@ public class TaskList extends Node { return null; } + // 获取子任务列表 public ArrayList getChildTaskList() { return this.mChildren; } + // 设置任务列表索引 public void setIndex(int index) { this.mIndex = index; } + // 获取任务列表索引 public int getIndex() { return this.mIndex; } -} +} \ No newline at end of file