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39 Commits

Author SHA1 Message Date
beitingnanxu 8f151c3f9d 最终提交
3 years ago
beitingnanxu b48bac87fc 最终提交
3 years ago
beitingnanxu 5e7bf0e288 最终提交
3 years ago
beitingnanxu fe423345eb 最终提交
3 years ago
beitingnanxu 9e314f16e4 功能更新
3 years ago
beitingnanxu 525152f8df 更新
3 years ago
beitingnanxu 68bb8a63cb 更新
3 years ago
beitingnanxu 5283fcbd17 更新
3 years ago
beitingnanxu d5e53a8e3a Merge branch 'master' of https://bdgit.educoder.net/mbhvfy6mx/gitProject
3 years ago
beitingnanxu 5b6a9027f5 更新
3 years ago
mbhvfy6mx b50bee9dc0 Update README.md
3 years ago
mbhvfy6mx 7dd6196147 Update README.md
3 years ago
庞浩 a6fb2c1938 庞浩的注释
3 years ago
庞浩 c6064d8257 庞浩的注释
3 years ago
庞浩 deeba68c2f 修改
3 years ago
庞浩 f70425f321 更改
3 years ago
蔡玉祥 026e1f0cba Merge branch 'master' of https://bdgit.educoder.net/mbhvfy6mx/gitProject
3 years ago
蔡玉祥 1446cf7d54 更新
3 years ago
庞浩 25eb5a04c0 注释
3 years ago
庞浩 abfa3096e7 注释
3 years ago
mbhvfy6mx 49f90c91d5 Merge pull request '蔡玉祥的注释' (#12) from cyx_branch into master
3 years ago
庞浩 ce28b7edc9 Merge branch 'master' into cyx_branch
3 years ago
庞浩 c1a759803c 分组注释
3 years ago
庞浩 8d860e7a00 修改
3 years ago
庞浩 b48f8248c6 更改
3 years ago
庞浩 add039a4a1 Merge branch 'master' of https://bdgit.educoder.net/mbhvfy6mx/gitProject
3 years ago
庞浩 8741dc4cf6 统一控制
3 years ago
mbhvfy6mx 7d312c9c4a Merge pull request '注释代码' (#10) from zxy_branch into master
3 years ago
蔡玉祥 006919e15e Merge remote-tracking branch 'origin/cyx_branch' into cyx_branch
3 years ago
蔡玉祥 e21db9d3d8 蔡玉祥注释
3 years ago
蔡玉祥 293c984ad5 蔡玉祥注释
3 years ago
蔡玉祥 6054384cf0 蔡玉祥注释
3 years ago
庞浩 ced305cd3b 庞浩的注释
3 years ago
庞浩 f5b025db80 庞浩的注释
3 years ago
庞浩 4ad8e66d2b 庞浩的注释
3 years ago
庞浩 30352f16b0 注释
3 years ago
庞浩 21b28459b6 注释
3 years ago
mbhvfy6mx 19b28b5571 Merge pull request 'heb' (#8) from master into cyx_branch
3 years ago
mbhvfy6mx 7a2ca273ed Merge pull request 'heb' (#3) from master into cyx_branch
3 years ago

@ -0,0 +1,9 @@
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@ -2,11 +2,7 @@
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@ -0,0 +1,288 @@
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<component name="RunManager" selected="Android App.app">
<configuration name="app" type="AndroidRunConfigurationType" factoryName="Android App">
<module name="minote.app.main" />
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<option name="DEPLOY_AS_INSTANT" value="false" />
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<option name="ALL_USERS" value="false" />
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<option name="MODE" value="default_activity" />
<option name="CLEAR_LOGCAT" value="false" />
<option name="SHOW_LOGCAT_AUTOMATICALLY" value="false" />
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<option name="TARGET_SELECTION_MODE" value="DEVICE_AND_SNAPSHOT_COMBO_BOX" />
<option name="SELECTED_CLOUD_MATRIX_CONFIGURATION_ID" value="-1" />
<option name="SELECTED_CLOUD_MATRIX_PROJECT_ID" value="" />
<option name="DEBUGGER_TYPE" value="Auto" />
<Auto>
<option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
<option name="SHOW_STATIC_VARS" value="true" />
<option name="WORKING_DIR" value="" />
<option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
<option name="SHOW_OPTIMIZED_WARNING" value="true" />
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<Hybrid>
<option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
<option name="SHOW_STATIC_VARS" value="true" />
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<option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
<option name="SHOW_OPTIMIZED_WARNING" value="true" />
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<Java />
<Native>
<option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
<option name="SHOW_STATIC_VARS" value="true" />
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<Profilers>
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<option name="STARTUP_CPU_PROFILING_CONFIGURATION_NAME" value="Java/Kotlin Method Sample (legacy)" />
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<method v="2" />
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<ExternalSystemSettings>
<option name="executionName" />
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<option name="presentableId" value="LOCAL-00001" />
<option name="project" value="LOCAL" />
<updated>1680848243608</updated>
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<task id="LOCAL-00002" summary="注释">
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@ -1,2 +1,9 @@
# gitProject
# 基于小米便签的二次功能开发
一、统计文件夹下便签数量
新增按钮可以统计便签数量
二、优化了笔记的修改时间
例如:
修改前3天前
修改后5月1日09<> 上午
三、增加了统计每个便签字数的功能

@ -1,82 +0,0 @@
/*
* 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.database.Cursor;
import android.util.Log;
import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONException;
import org.json.JSONObject;
public class MetaData extends Task {
private final static String TAG = MetaData.class.getSimpleName();
private String mRelatedGid = null;
public void setMeta(String gid, JSONObject metaInfo) {
try {
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
} catch (JSONException e) {
Log.e(TAG, "failed to put related gid");
}
setNotes(metaInfo.toString());
setName(GTaskStringUtils.META_NOTE_NAME);
}
public String getRelatedGid() {
return mRelatedGid;
}
@Override
public boolean isWorthSaving() {
return getNotes() != null;
}
@Override
public void setContentByRemoteJSON(JSONObject js) {
super.setContentByRemoteJSON(js);
if (getNotes() != null) {
try {
JSONObject metaInfo = new JSONObject(getNotes().trim());
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
} catch (JSONException e) {
Log.w(TAG, "failed to get related gid");
mRelatedGid = null;
}
}
}
@Override
public void setContentByLocalJSON(JSONObject js) {
// this function should not be called
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
}
@Override
public JSONObject getLocalJSONFromContent() {
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
}
@Override
public int getSyncAction(Cursor c) {
throw new IllegalAccessError("MetaData:getSyncAction should not be called");
}
}

@ -1,101 +0,0 @@
/*
* 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.database.Cursor;
import org.json.JSONObject;
public abstract class Node {
public static final int SYNC_ACTION_NONE = 0;
public static final int SYNC_ACTION_ADD_REMOTE = 1;
public static final int SYNC_ACTION_ADD_LOCAL = 2;
public static final int SYNC_ACTION_DEL_REMOTE = 3;
public static final int SYNC_ACTION_DEL_LOCAL = 4;
public static final int SYNC_ACTION_UPDATE_REMOTE = 5;
public static final int SYNC_ACTION_UPDATE_LOCAL = 6;
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;
public static final int SYNC_ACTION_ERROR = 8;
private String mGid;
private String mName;
private long mLastModified;
private boolean mDeleted;
public Node() {
mGid = null;
mName = "";
mLastModified = 0;
mDeleted = false;
}
public abstract JSONObject getCreateAction(int actionId);
public abstract JSONObject getUpdateAction(int actionId);
public abstract void setContentByRemoteJSON(JSONObject js);
public abstract void setContentByLocalJSON(JSONObject js);
public abstract JSONObject getLocalJSONFromContent();
public abstract int getSyncAction(Cursor c);
public void setGid(String gid) {
this.mGid = gid;
}
public void setName(String name) {
this.mName = name;
}
public void setLastModified(long lastModified) {
this.mLastModified = lastModified;
}
public void setDeleted(boolean deleted) {
this.mDeleted = deleted;
}
public String getGid() {
return this.mGid;
}
public String getName() {
return this.mName;
}
public long getLastModified() {
return this.mLastModified;
}
public boolean getDeleted() {
return this.mDeleted;
}
}

@ -1,189 +0,0 @@
/*
* 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.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.util.Log;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
import net.micode.notes.gtask.exception.ActionFailureException;
import org.json.JSONException;
import org.json.JSONObject;
public class SqlData {
private static final String TAG = SqlData.class.getSimpleName();
private static final int INVALID_ID = -99999;
public static final String[] PROJECTION_DATA = new String[] {
DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
DataColumns.DATA3
};
public static final int DATA_ID_COLUMN = 0;
public static final int DATA_MIME_TYPE_COLUMN = 1;
public static final int DATA_CONTENT_COLUMN = 2;
public static final int DATA_CONTENT_DATA_1_COLUMN = 3;
public static final int DATA_CONTENT_DATA_3_COLUMN = 4;
private ContentResolver mContentResolver;
private boolean mIsCreate;
private long mDataId;
private String mDataMimeType;
private String mDataContent;
private long mDataContentData1;
private String mDataContentData3;
private ContentValues mDiffDataValues;
public SqlData(Context context) {
mContentResolver = context.getContentResolver();
mIsCreate = true;
mDataId = INVALID_ID;
mDataMimeType = DataConstants.NOTE;
mDataContent = "";
mDataContentData1 = 0;
mDataContentData3 = "";
mDiffDataValues = new ContentValues();
}
public SqlData(Context context, Cursor c) {
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(c);
mDiffDataValues = new ContentValues();
}
private void loadFromCursor(Cursor c) {
mDataId = c.getLong(DATA_ID_COLUMN);
mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN);
mDataContent = c.getString(DATA_CONTENT_COLUMN);
mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN);
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN);
}
public void setContent(JSONObject js) throws JSONException {
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;
if (mIsCreate || mDataId != dataId) {
mDiffDataValues.put(DataColumns.ID, dataId);
}
mDataId = dataId;
String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE)
: DataConstants.NOTE;
if (mIsCreate || !mDataMimeType.equals(dataMimeType)) {
mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType);
}
mDataMimeType = dataMimeType;
String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : "";
if (mIsCreate || !mDataContent.equals(dataContent)) {
mDiffDataValues.put(DataColumns.CONTENT, dataContent);
}
mDataContent = dataContent;
long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0;
if (mIsCreate || mDataContentData1 != dataContentData1) {
mDiffDataValues.put(DataColumns.DATA1, dataContentData1);
}
mDataContentData1 = dataContentData1;
String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : "";
if (mIsCreate || !mDataContentData3.equals(dataContentData3)) {
mDiffDataValues.put(DataColumns.DATA3, dataContentData3);
}
mDataContentData3 = dataContentData3;
}
public JSONObject getContent() throws JSONException {
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet");
return null;
}
JSONObject js = new JSONObject();
js.put(DataColumns.ID, mDataId);
js.put(DataColumns.MIME_TYPE, mDataMimeType);
js.put(DataColumns.CONTENT, mDataContent);
js.put(DataColumns.DATA1, mDataContentData1);
js.put(DataColumns.DATA3, mDataContentData3);
return js;
}
public void commit(long noteId, boolean validateVersion, long version) {
if (mIsCreate) {
if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) {
mDiffDataValues.remove(DataColumns.ID);
}
mDiffDataValues.put(DataColumns.NOTE_ID, noteId);
Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues);
try {
mDataId = Long.valueOf(uri.getPathSegments().get(1));
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
throw new ActionFailureException("create note failed");
}
} else {
if (mDiffDataValues.size() > 0) {
int result = 0;
if (!validateVersion) {
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null);
} else {
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues,
" ? in (SELECT " + NoteColumns.ID + " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.VERSION + "=?)", new String[] {
String.valueOf(noteId), String.valueOf(version)
});
}
if (result == 0) {
Log.w(TAG, "there is no update. maybe user updates note when syncing");
}
}
}
mDiffDataValues.clear();
mIsCreate = false;
}
public long getId() {
return mDataId;
}
}

@ -1,585 +0,0 @@
/*
* 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.remote;
import android.accounts.Account;
import android.accounts.AccountManager;
import android.accounts.AccountManagerFuture;
import android.app.Activity;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import net.micode.notes.gtask.data.Node;
import net.micode.notes.gtask.data.Task;
import net.micode.notes.gtask.data.TaskList;
import net.micode.notes.gtask.exception.ActionFailureException;
import net.micode.notes.gtask.exception.NetworkFailureException;
import net.micode.notes.tool.GTaskStringUtils;
import net.micode.notes.ui.NotesPreferenceActivity;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.cookie.Cookie;
import org.apache.http.impl.client.BasicCookieStore;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.LinkedList;
import java.util.List;
import java.util.zip.GZIPInputStream;
import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream;
public class GTaskClient {
private static final String TAG = GTaskClient.class.getSimpleName();
private static final String GTASK_URL = "https://mail.google.com/tasks/";
private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";
private static GTaskClient mInstance = null;
private DefaultHttpClient mHttpClient;
private String mGetUrl;
private String mPostUrl;
private long mClientVersion;
private boolean mLoggedin;
private long mLastLoginTime;
private int mActionId;
private Account mAccount;
private JSONArray mUpdateArray;
private GTaskClient() {
mHttpClient = null;
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
mClientVersion = -1;
mLoggedin = false;
mLastLoginTime = 0;
mActionId = 1;
mAccount = null;
mUpdateArray = null;
}
public static synchronized GTaskClient getInstance() {
if (mInstance == null) {
mInstance = new GTaskClient();
}
return mInstance;
}
public boolean login(Activity activity) {
// we suppose that the cookie would expire after 5 minutes
// then we need to re-login
final long interval = 1000 * 60 * 5;
if (mLastLoginTime + interval < System.currentTimeMillis()) {
mLoggedin = false;
}
// need to re-login after account switch
if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) {
mLoggedin = false;
}
if (mLoggedin) {
Log.d(TAG, "already logged in");
return true;
}
mLastLoginTime = System.currentTimeMillis();
String authToken = loginGoogleAccount(activity, false);
if (authToken == null) {
Log.e(TAG, "login google account failed");
return false;
}
// login with custom domain if necessary
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
.endsWith("googlemail.com"))) {
StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
int index = mAccount.name.indexOf('@') + 1;
String suffix = mAccount.name.substring(index);
url.append(suffix + "/");
mGetUrl = url.toString() + "ig";
mPostUrl = url.toString() + "r/ig";
if (tryToLoginGtask(activity, authToken)) {
mLoggedin = true;
}
}
// try to login with google official url
if (!mLoggedin) {
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
if (!tryToLoginGtask(activity, authToken)) {
return false;
}
}
mLoggedin = true;
return true;
}
private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
String authToken;
AccountManager accountManager = AccountManager.get(activity);
Account[] accounts = accountManager.getAccountsByType("com.google");
if (accounts.length == 0) {
Log.e(TAG, "there is no available google account");
return null;
}
String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
Account account = null;
for (Account a : accounts) {
if (a.name.equals(accountName)) {
account = a;
break;
}
}
if (account != null) {
mAccount = account;
} else {
Log.e(TAG, "unable to get an account with the same name in the settings");
return null;
}
// get the token now
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
"goanna_mobile", null, activity, null, null);
try {
Bundle authTokenBundle = accountManagerFuture.getResult();
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
if (invalidateToken) {
accountManager.invalidateAuthToken("com.google", authToken);
loginGoogleAccount(activity, false);
}
} catch (Exception e) {
Log.e(TAG, "get auth token failed");
authToken = null;
}
return authToken;
}
private boolean tryToLoginGtask(Activity activity, String authToken) {
if (!loginGtask(authToken)) {
// maybe the auth token is out of date, now let's invalidate the
// token and try again
authToken = loginGoogleAccount(activity, true);
if (authToken == null) {
Log.e(TAG, "login google account failed");
return false;
}
if (!loginGtask(authToken)) {
Log.e(TAG, "login gtask failed");
return false;
}
}
return true;
}
private boolean loginGtask(String authToken) {
int timeoutConnection = 10000;
int timeoutSocket = 15000;
HttpParams httpParameters = new BasicHttpParams();
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
mHttpClient = new DefaultHttpClient(httpParameters);
BasicCookieStore localBasicCookieStore = new BasicCookieStore();
mHttpClient.setCookieStore(localBasicCookieStore);
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
// login gtask
try {
String loginUrl = mGetUrl + "?auth=" + authToken;
HttpGet httpGet = new HttpGet(loginUrl);
HttpResponse response = null;
response = mHttpClient.execute(httpGet);
// get the cookie now
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
boolean hasAuthCookie = false;
for (Cookie cookie : cookies) {
if (cookie.getName().contains("GTL")) {
hasAuthCookie = true;
}
}
if (!hasAuthCookie) {
Log.w(TAG, "it seems that there is no auth cookie");
}
// get the client version
String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
int begin = resString.indexOf(jsBegin);
int end = resString.lastIndexOf(jsEnd);
String jsString = null;
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end);
}
JSONObject js = new JSONObject(jsString);
mClientVersion = js.getLong("v");
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
} catch (Exception e) {
// simply catch all exceptions
Log.e(TAG, "httpget gtask_url failed");
return false;
}
return true;
}
private int getActionId() {
return mActionId++;
}
private HttpPost createHttpPost() {
HttpPost httpPost = new HttpPost(mPostUrl);
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
httpPost.setHeader("AT", "1");
return httpPost;
}
private String getResponseContent(HttpEntity entity) throws IOException {
String contentEncoding = null;
if (entity.getContentEncoding() != null) {
contentEncoding = entity.getContentEncoding().getValue();
Log.d(TAG, "encoding: " + contentEncoding);
}
InputStream input = entity.getContent();
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
input = new GZIPInputStream(entity.getContent());
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
Inflater inflater = new Inflater(true);
input = new InflaterInputStream(entity.getContent(), inflater);
}
try {
InputStreamReader isr = new InputStreamReader(input);
BufferedReader br = new BufferedReader(isr);
StringBuilder sb = new StringBuilder();
while (true) {
String buff = br.readLine();
if (buff == null) {
return sb.toString();
}
sb = sb.append(buff);
}
} finally {
input.close();
}
}
private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
}
HttpPost httpPost = createHttpPost();
try {
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
list.add(new BasicNameValuePair("r", js.toString()));
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8");
httpPost.setEntity(entity);
// execute the post
HttpResponse response = mHttpClient.execute(httpPost);
String jsString = getResponseContent(response.getEntity());
return new JSONObject(jsString);
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed");
} catch (IOException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed");
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("unable to convert response content to jsonobject");
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("error occurs when posting request");
}
}
public void createTask(Task task) throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// action_list
actionList.put(task.getCreateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// post
JSONObject jsResponse = postRequest(jsPost);
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create task: handing jsonobject failed");
}
}
public void createTaskList(TaskList tasklist) throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// action_list
actionList.put(tasklist.getCreateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// post
JSONObject jsResponse = postRequest(jsPost);
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create tasklist: handing jsonobject failed");
}
}
public void commitUpdate() throws NetworkFailureException {
if (mUpdateArray != null) {
try {
JSONObject jsPost = new JSONObject();
// action_list
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray);
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost);
mUpdateArray = null;
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("commit update: handing jsonobject failed");
}
}
}
public void addUpdateNode(Node node) throws NetworkFailureException {
if (node != null) {
// too many update items may result in an error
// set max to 10 items
if (mUpdateArray != null && mUpdateArray.length() > 10) {
commitUpdate();
}
if (mUpdateArray == null)
mUpdateArray = new JSONArray();
mUpdateArray.put(node.getUpdateAction(getActionId()));
}
}
public void moveTask(Task task, TaskList preParent, TaskList curParent)
throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
// action_list
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE);
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid());
if (preParent == curParent && task.getPriorSibling() != null) {
// put prioring_sibing_id only if moving within the tasklist and
// it is not the first one
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
}
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid());
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid());
if (preParent != curParent) {
// put the dest_list only if moving between tasklists
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
}
actionList.put(action);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost);
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("move task: handing jsonobject failed");
}
}
public void deleteNode(Node node) throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// action_list
node.setDeleted(true);
actionList.put(node.getUpdateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost);
mUpdateArray = null;
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("delete node: handing jsonobject failed");
}
}
public JSONArray getTaskLists() throws NetworkFailureException {
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
}
try {
HttpGet httpGet = new HttpGet(mGetUrl);
HttpResponse response = null;
response = mHttpClient.execute(httpGet);
// get the task list
String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
int begin = resString.indexOf(jsBegin);
int end = resString.lastIndexOf(jsEnd);
String jsString = null;
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end);
}
JSONObject js = new JSONObject(jsString);
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS);
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed");
} catch (IOException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed");
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task lists: handing jasonobject failed");
}
}
public JSONArray getTaskList(String listGid) throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
// action_list
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL);
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid);
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false);
actionList.put(action);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
JSONObject jsResponse = postRequest(jsPost);
return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS);
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task list: handing jsonobject failed");
}
}
public Account getSyncAccount() {
return mAccount;
}
public void resetUpdateArray() {
mUpdateArray = null;
}
}

@ -1,253 +0,0 @@
/*
* 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.model;
import android.content.ContentProviderOperation;
import android.content.ContentProviderResult;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.content.OperationApplicationException;
import android.net.Uri;
import android.os.RemoteException;
import android.util.Log;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.CallNote;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.Notes.TextNote;
import java.util.ArrayList;
public class Note {
private ContentValues mNoteDiffValues;
private NoteData mNoteData;
private static final String TAG = "Note";
/**
* Create a new note id for adding a new note to databases
*/
public static synchronized long getNewNoteId(Context context, long folderId) {
// Create a new note in the database
ContentValues values = new ContentValues();
long createdTime = System.currentTimeMillis();
values.put(NoteColumns.CREATED_DATE, createdTime);
values.put(NoteColumns.MODIFIED_DATE, createdTime);
values.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
values.put(NoteColumns.LOCAL_MODIFIED, 1);
values.put(NoteColumns.PARENT_ID, folderId);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values);
long noteId = 0;
try {
noteId = Long.valueOf(uri.getPathSegments().get(1));
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
noteId = 0;
}
if (noteId == -1) {
throw new IllegalStateException("Wrong note id:" + noteId);
}
return noteId;
}
public Note() {
mNoteDiffValues = new ContentValues();
mNoteData = new NoteData();
}
public void setNoteValue(String key, String value) {
mNoteDiffValues.put(key, value);
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
}
public void setTextData(String key, String value) {
mNoteData.setTextData(key, value);
}
public void setTextDataId(long id) {
mNoteData.setTextDataId(id);
}
public long getTextDataId() {
return mNoteData.mTextDataId;
}
public void setCallDataId(long id) {
mNoteData.setCallDataId(id);
}
public void setCallData(String key, String value) {
mNoteData.setCallData(key, value);
}
public boolean isLocalModified() {
return mNoteDiffValues.size() > 0 || mNoteData.isLocalModified();
}
public boolean syncNote(Context context, long noteId) {
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
}
if (!isLocalModified()) {
return true;
}
/**
* In theory, once data changed, the note should be updated on {@link NoteColumns#LOCAL_MODIFIED} and
* {@link NoteColumns#MODIFIED_DATE}. For data safety, though update note fails, we also update the
* note data info
*/
if (context.getContentResolver().update(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), mNoteDiffValues, null,
null) == 0) {
Log.e(TAG, "Update note error, should not happen");
// Do not return, fall through
}
mNoteDiffValues.clear();
if (mNoteData.isLocalModified()
&& (mNoteData.pushIntoContentResolver(context, noteId) == null)) {
return false;
}
return true;
}
private class NoteData {
private long mTextDataId;
private ContentValues mTextDataValues;
private long mCallDataId;
private ContentValues mCallDataValues;
private static final String TAG = "NoteData";
public NoteData() {
mTextDataValues = new ContentValues();
mCallDataValues = new ContentValues();
mTextDataId = 0;
mCallDataId = 0;
}
boolean isLocalModified() {
return mTextDataValues.size() > 0 || mCallDataValues.size() > 0;
}
void setTextDataId(long id) {
if(id <= 0) {
throw new IllegalArgumentException("Text data id should larger than 0");
}
mTextDataId = id;
}
void setCallDataId(long id) {
if (id <= 0) {
throw new IllegalArgumentException("Call data id should larger than 0");
}
mCallDataId = id;
}
void setCallData(String key, String value) {
mCallDataValues.put(key, value);
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
}
void setTextData(String key, String value) {
mTextDataValues.put(key, value);
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
}
Uri pushIntoContentResolver(Context context, long noteId) {
/**
* Check for safety
*/
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
}
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
ContentProviderOperation.Builder builder = null;
if(mTextDataValues.size() > 0) {
mTextDataValues.put(DataColumns.NOTE_ID, noteId);
if (mTextDataId == 0) {
mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
mTextDataValues);
try {
setTextDataId(Long.valueOf(uri.getPathSegments().get(1)));
} catch (NumberFormatException e) {
Log.e(TAG, "Insert new text data fail with noteId" + noteId);
mTextDataValues.clear();
return null;
}
} else {
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mTextDataId));
builder.withValues(mTextDataValues);
operationList.add(builder.build());
}
mTextDataValues.clear();
}
if(mCallDataValues.size() > 0) {
mCallDataValues.put(DataColumns.NOTE_ID, noteId);
if (mCallDataId == 0) {
mCallDataValues.put(DataColumns.MIME_TYPE, CallNote.CONTENT_ITEM_TYPE);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
mCallDataValues);
try {
setCallDataId(Long.valueOf(uri.getPathSegments().get(1)));
} catch (NumberFormatException e) {
Log.e(TAG, "Insert new call data fail with noteId" + noteId);
mCallDataValues.clear();
return null;
}
} else {
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mCallDataId));
builder.withValues(mCallDataValues);
operationList.add(builder.build());
}
mCallDataValues.clear();
}
if (operationList.size() > 0) {
try {
ContentProviderResult[] results = context.getContentResolver().applyBatch(
Notes.AUTHORITY, operationList);
return (results == null || results.length == 0 || results[0] == null) ? null
: ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId);
} catch (RemoteException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
return null;
} catch (OperationApplicationException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
return null;
}
}
return null;
}
}
}

@ -1,966 +0,0 @@
/*
* 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.ui;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.appwidget.AppWidgetManager;
import android.content.AsyncQueryHandler;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.os.AsyncTask;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.text.Editable;
import android.text.TextUtils;
import android.text.TextWatcher;
import android.util.Log;
import android.view.ActionMode;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.Display;
import android.view.HapticFeedbackConstants;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MenuItem.OnMenuItemClickListener;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnCreateContextMenuListener;
import android.view.View.OnTouchListener;
import android.view.inputmethod.InputMethodManager;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.PopupMenu;
import android.widget.TextView;
import android.widget.Toast;
import net.micode.notes.R;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.gtask.remote.GTaskSyncService;
import net.micode.notes.model.WorkingNote;
import net.micode.notes.tool.BackupUtils;
import net.micode.notes.tool.DataUtils;
import net.micode.notes.tool.ResourceParser;
import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute;
import net.micode.notes.widget.NoteWidgetProvider_2x;
import net.micode.notes.widget.NoteWidgetProvider_4x;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.HashSet;
public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener {
private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0;
private static final int FOLDER_LIST_QUERY_TOKEN = 1;
private static final int MENU_FOLDER_DELETE = 0;
private static final int MENU_FOLDER_VIEW = 1;
private static final int MENU_FOLDER_CHANGE_NAME = 2;
private static final String PREFERENCE_ADD_INTRODUCTION = "net.micode.notes.introduction";
private enum ListEditState {
NOTE_LIST, SUB_FOLDER, CALL_RECORD_FOLDER
};
private ListEditState mState;
private BackgroundQueryHandler mBackgroundQueryHandler;
private NotesListAdapter mNotesListAdapter;
private ListView mNotesListView;
private Button mAddNewNote;
private boolean mDispatch;
private int mOriginY;
private int mDispatchY;
private TextView mTitleBar;
private long mCurrentFolderId;
private ContentResolver mContentResolver;
private ModeCallback mModeCallBack;
private static final String TAG = "NotesListActivity";
public static final int NOTES_LISTVIEW_SCROLL_RATE = 30;
private NoteItemData mFocusNoteDataItem;
private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?";
private static final String ROOT_FOLDER_SELECTION = "(" + NoteColumns.TYPE + "<>"
+ Notes.TYPE_SYSTEM + " AND " + NoteColumns.PARENT_ID + "=?)" + " OR ("
+ NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER + " AND "
+ NoteColumns.NOTES_COUNT + ">0)";
private final static int REQUEST_CODE_OPEN_NODE = 102;
private final static int REQUEST_CODE_NEW_NODE = 103;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.note_list);
initResources();
/**
* Insert an introduction when user firstly use this application
*/
setAppInfoFromRawRes();
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode == RESULT_OK
&& (requestCode == REQUEST_CODE_OPEN_NODE || requestCode == REQUEST_CODE_NEW_NODE)) {
mNotesListAdapter.changeCursor(null);
} else {
super.onActivityResult(requestCode, resultCode, data);
}
}
private void setAppInfoFromRawRes() {
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this);
if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) {
StringBuilder sb = new StringBuilder();
InputStream in = null;
try {
in = getResources().openRawResource(R.raw.introduction);
if (in != null) {
InputStreamReader isr = new InputStreamReader(in);
BufferedReader br = new BufferedReader(isr);
char [] buf = new char[1024];
int len = 0;
while ((len = br.read(buf)) > 0) {
sb.append(buf, 0, len);
}
} else {
Log.e(TAG, "Read introduction file error");
return;
}
} catch (IOException e) {
e.printStackTrace();
return;
} finally {
if(in != null) {
try {
in.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
WorkingNote note = WorkingNote.createEmptyNote(this, Notes.ID_ROOT_FOLDER,
AppWidgetManager.INVALID_APPWIDGET_ID, Notes.TYPE_WIDGET_INVALIDE,
ResourceParser.RED);
note.setWorkingText(sb.toString());
if (note.saveNote()) {
sp.edit().putBoolean(PREFERENCE_ADD_INTRODUCTION, true).commit();
} else {
Log.e(TAG, "Save introduction note error");
return;
}
}
}
@Override
protected void onStart() {
super.onStart();
startAsyncNotesListQuery();
}
private void initResources() {
mContentResolver = this.getContentResolver();
mBackgroundQueryHandler = new BackgroundQueryHandler(this.getContentResolver());
mCurrentFolderId = Notes.ID_ROOT_FOLDER;
mNotesListView = (ListView) findViewById(R.id.notes_list);
mNotesListView.addFooterView(LayoutInflater.from(this).inflate(R.layout.note_list_footer, null),
null, false);
mNotesListView.setOnItemClickListener(new OnListItemClickListener());
mNotesListView.setOnItemLongClickListener(this);
mNotesListAdapter = new NotesListAdapter(this);
mNotesListView.setAdapter(mNotesListAdapter);
mAddNewNote = (Button) findViewById(R.id.btn_new_note);
mAddNewNote.setOnClickListener(this);
mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener());
mDispatch = false;
mDispatchY = 0;
mOriginY = 0;
mTitleBar = (TextView) findViewById(R.id.tv_title_bar);
mState = ListEditState.NOTE_LIST;
mModeCallBack = new ModeCallback();
}
private class ModeCallback implements ListView.MultiChoiceModeListener, OnMenuItemClickListener {
private DropdownMenu mDropDownMenu;
private ActionMode mActionMode;
private MenuItem mMoveMenu;
public boolean onCreateActionMode(ActionMode mode, Menu menu) {
getMenuInflater().inflate(R.menu.note_list_options, menu);
menu.findItem(R.id.delete).setOnMenuItemClickListener(this);
mMoveMenu = menu.findItem(R.id.move);
if (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER
|| DataUtils.getUserFolderCount(mContentResolver) == 0) {
mMoveMenu.setVisible(false);
} else {
mMoveMenu.setVisible(true);
mMoveMenu.setOnMenuItemClickListener(this);
}
mActionMode = mode;
mNotesListAdapter.setChoiceMode(true);
mNotesListView.setLongClickable(false);
mAddNewNote.setVisibility(View.GONE);
View customView = LayoutInflater.from(NotesListActivity.this).inflate(
R.layout.note_list_dropdown_menu, null);
mode.setCustomView(customView);
mDropDownMenu = new DropdownMenu(NotesListActivity.this,
(Button) customView.findViewById(R.id.selection_menu),
R.menu.note_list_dropdown);
mDropDownMenu.setOnDropdownMenuItemClickListener(new PopupMenu.OnMenuItemClickListener(){
public boolean onMenuItemClick(MenuItem item) {
mNotesListAdapter.selectAll(!mNotesListAdapter.isAllSelected());
updateMenu();
return true;
}
});
return true;
}
private void updateMenu() {
int selectedCount = mNotesListAdapter.getSelectedCount();
// Update dropdown menu
String format = getResources().getString(R.string.menu_select_title, selectedCount);
mDropDownMenu.setTitle(format);
MenuItem item = mDropDownMenu.findItem(R.id.action_select_all);
if (item != null) {
if (mNotesListAdapter.isAllSelected()) {
item.setChecked(true);
item.setTitle(R.string.menu_deselect_all);
} else {
item.setChecked(false);
item.setTitle(R.string.menu_select_all);
}
}
}
public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
// TODO Auto-generated method stub
return false;
}
public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
// TODO Auto-generated method stub
return false;
}
public void onDestroyActionMode(ActionMode mode) {
mNotesListAdapter.setChoiceMode(false);
mNotesListView.setLongClickable(true);
mAddNewNote.setVisibility(View.VISIBLE);
}
public void finishActionMode() {
mActionMode.finish();
}
public void onItemCheckedStateChanged(ActionMode mode, int position, long id,
boolean checked) {
mNotesListAdapter.setCheckedItem(position, checked);
updateMenu();
}
public boolean onMenuItemClick(MenuItem item) {
if (mNotesListAdapter.getSelectedCount() == 0) {
Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_none),
Toast.LENGTH_SHORT).show();
return true;
}
switch (item.getItemId()) {
case R.id.delete:
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(getString(R.string.alert_title_delete));
builder.setIcon(android.R.drawable.ic_dialog_alert);
builder.setMessage(getString(R.string.alert_message_delete_notes,
mNotesListAdapter.getSelectedCount()));
builder.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,
int which) {
batchDelete();
}
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show();
break;
case R.id.move:
startQueryDestinationFolders();
break;
default:
return false;
}
return true;
}
}
private class NewNoteOnTouchListener implements OnTouchListener {
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN: {
Display display = getWindowManager().getDefaultDisplay();
int screenHeight = display.getHeight();
int newNoteViewHeight = mAddNewNote.getHeight();
int start = screenHeight - newNoteViewHeight;
int eventY = start + (int) event.getY();
/**
* Minus TitleBar's height
*/
if (mState == ListEditState.SUB_FOLDER) {
eventY -= mTitleBar.getHeight();
start -= mTitleBar.getHeight();
}
/**
* HACKME:When click the transparent part of "New Note" button, dispatch
* the event to the list view behind this button. The transparent part of
* "New Note" button could be expressed by formula y=-0.12x+94Unit:pixel
* and the line top of the button. The coordinate based on left of the "New
* Note" button. The 94 represents maximum height of the transparent part.
* Notice that, if the background of the button changes, the formula should
* also change. This is very bad, just for the UI designer's strong requirement.
*/
if (event.getY() < (event.getX() * (-0.12) + 94)) {
View view = mNotesListView.getChildAt(mNotesListView.getChildCount() - 1
- mNotesListView.getFooterViewsCount());
if (view != null && view.getBottom() > start
&& (view.getTop() < (start + 94))) {
mOriginY = (int) event.getY();
mDispatchY = eventY;
event.setLocation(event.getX(), mDispatchY);
mDispatch = true;
return mNotesListView.dispatchTouchEvent(event);
}
}
break;
}
case MotionEvent.ACTION_MOVE: {
if (mDispatch) {
mDispatchY += (int) event.getY() - mOriginY;
event.setLocation(event.getX(), mDispatchY);
return mNotesListView.dispatchTouchEvent(event);
}
break;
}
default: {
if (mDispatch) {
event.setLocation(event.getX(), mDispatchY);
mDispatch = false;
return mNotesListView.dispatchTouchEvent(event);
}
break;
}
}
return false;
}
};
private void startAsyncNotesListQuery() {
String selection = (mCurrentFolderId == Notes.ID_ROOT_FOLDER) ? ROOT_FOLDER_SELECTION
: NORMAL_SELECTION;
mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, null,
Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, new String[] {
String.valueOf(mCurrentFolderId)
}, NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC");
}
private final class BackgroundQueryHandler extends AsyncQueryHandler {
public BackgroundQueryHandler(ContentResolver contentResolver) {
super(contentResolver);
}
@Override
protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
switch (token) {
case FOLDER_NOTE_LIST_QUERY_TOKEN:
mNotesListAdapter.changeCursor(cursor);
break;
case FOLDER_LIST_QUERY_TOKEN:
if (cursor != null && cursor.getCount() > 0) {
showFolderListMenu(cursor);
} else {
Log.e(TAG, "Query folder failed");
}
break;
default:
return;
}
}
}
private void showFolderListMenu(Cursor cursor) {
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(R.string.menu_title_select_folder);
final FoldersListAdapter adapter = new FoldersListAdapter(this, cursor);
builder.setAdapter(adapter, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
DataUtils.batchMoveToFolder(mContentResolver,
mNotesListAdapter.getSelectedItemIds(), adapter.getItemId(which));
Toast.makeText(
NotesListActivity.this,
getString(R.string.format_move_notes_to_folder,
mNotesListAdapter.getSelectedCount(),
adapter.getFolderName(NotesListActivity.this, which)),
Toast.LENGTH_SHORT).show();
mModeCallBack.finishActionMode();
}
});
builder.show();
}
private void createNewNote() {
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mCurrentFolderId);
this.startActivityForResult(intent, REQUEST_CODE_NEW_NODE);
}
private void batchDelete() {
new AsyncTask<Void, Void, HashSet<AppWidgetAttribute>>() {
protected HashSet<AppWidgetAttribute> doInBackground(Void... unused) {
HashSet<AppWidgetAttribute> widgets = mNotesListAdapter.getSelectedWidget();
if (!isSyncMode()) {
// if not synced, delete notes directly
if (DataUtils.batchDeleteNotes(mContentResolver, mNotesListAdapter
.getSelectedItemIds())) {
} else {
Log.e(TAG, "Delete notes error, should not happens");
}
} else {
// in sync mode, we'll move the deleted note into the trash
// folder
if (!DataUtils.batchMoveToFolder(mContentResolver, mNotesListAdapter
.getSelectedItemIds(), Notes.ID_TRASH_FOLER)) {
Log.e(TAG, "Move notes to trash folder error, should not happens");
}
}
return widgets;
}
@Override
protected void onPostExecute(HashSet<AppWidgetAttribute> widgets) {
if (widgets != null) {
for (AppWidgetAttribute widget : widgets) {
if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) {
updateWidget(widget.widgetId, widget.widgetType);
}
}
}
mModeCallBack.finishActionMode();
}
}.execute();
}
private void deleteFolder(long folderId) {
if (folderId == Notes.ID_ROOT_FOLDER) {
Log.e(TAG, "Wrong folder id, should not happen " + folderId);
return;
}
HashSet<Long> ids = new HashSet<Long>();
ids.add(folderId);
HashSet<AppWidgetAttribute> widgets = DataUtils.getFolderNoteWidget(mContentResolver,
folderId);
if (!isSyncMode()) {
// if not synced, delete folder directly
DataUtils.batchDeleteNotes(mContentResolver, ids);
} else {
// in sync mode, we'll move the deleted folder into the trash folder
DataUtils.batchMoveToFolder(mContentResolver, ids, Notes.ID_TRASH_FOLER);
}
if (widgets != null) {
for (AppWidgetAttribute widget : widgets) {
if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) {
updateWidget(widget.widgetId, widget.widgetType);
}
}
}
}
private void openNode(NoteItemData data) {
Intent intent = new Intent(this, NoteEditActivity.class);
intent.setAction(Intent.ACTION_VIEW);
intent.putExtra(Intent.EXTRA_UID, data.getId());
this.startActivityForResult(intent, REQUEST_CODE_OPEN_NODE);
}
private void openFolder(NoteItemData data) {
mCurrentFolderId = data.getId();
startAsyncNotesListQuery();
if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
mState = ListEditState.CALL_RECORD_FOLDER;
mAddNewNote.setVisibility(View.GONE);
} else {
mState = ListEditState.SUB_FOLDER;
}
if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
mTitleBar.setText(R.string.call_record_folder_name);
} else {
mTitleBar.setText(data.getSnippet());
}
mTitleBar.setVisibility(View.VISIBLE);
}
public void onClick(View v) {
switch (v.getId()) {
case R.id.btn_new_note:
createNewNote();
break;
default:
break;
}
}
private void showSoftInput() {
InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
if (inputMethodManager != null) {
inputMethodManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0);
}
}
private void hideSoftInput(View view) {
InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0);
}
private void showCreateOrModifyFolderDialog(final boolean create) {
final AlertDialog.Builder builder = new AlertDialog.Builder(this);
View view = LayoutInflater.from(this).inflate(R.layout.dialog_edit_text, null);
final EditText etName = (EditText) view.findViewById(R.id.et_foler_name);
showSoftInput();
if (!create) {
if (mFocusNoteDataItem != null) {
etName.setText(mFocusNoteDataItem.getSnippet());
builder.setTitle(getString(R.string.menu_folder_change_name));
} else {
Log.e(TAG, "The long click data item is null");
return;
}
} else {
etName.setText("");
builder.setTitle(this.getString(R.string.menu_create_folder));
}
builder.setPositiveButton(android.R.string.ok, null);
builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
hideSoftInput(etName);
}
});
final Dialog dialog = builder.setView(view).show();
final Button positive = (Button)dialog.findViewById(android.R.id.button1);
positive.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
hideSoftInput(etName);
String name = etName.getText().toString();
if (DataUtils.checkVisibleFolderName(mContentResolver, name)) {
Toast.makeText(NotesListActivity.this, getString(R.string.folder_exist, name),
Toast.LENGTH_LONG).show();
etName.setSelection(0, etName.length());
return;
}
if (!create) {
if (!TextUtils.isEmpty(name)) {
ContentValues values = new ContentValues();
values.put(NoteColumns.SNIPPET, name);
values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
values.put(NoteColumns.LOCAL_MODIFIED, 1);
mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID
+ "=?", new String[] {
String.valueOf(mFocusNoteDataItem.getId())
});
}
} else if (!TextUtils.isEmpty(name)) {
ContentValues values = new ContentValues();
values.put(NoteColumns.SNIPPET, name);
values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
mContentResolver.insert(Notes.CONTENT_NOTE_URI, values);
}
dialog.dismiss();
}
});
if (TextUtils.isEmpty(etName.getText())) {
positive.setEnabled(false);
}
/**
* When the name edit text is null, disable the positive button
*/
etName.addTextChangedListener(new TextWatcher() {
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
// TODO Auto-generated method stub
}
public void onTextChanged(CharSequence s, int start, int before, int count) {
if (TextUtils.isEmpty(etName.getText())) {
positive.setEnabled(false);
} else {
positive.setEnabled(true);
}
}
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
}
});
}
@Override
public void onBackPressed() {
switch (mState) {
case SUB_FOLDER:
mCurrentFolderId = Notes.ID_ROOT_FOLDER;
mState = ListEditState.NOTE_LIST;
startAsyncNotesListQuery();
mTitleBar.setVisibility(View.GONE);
break;
case CALL_RECORD_FOLDER:
mCurrentFolderId = Notes.ID_ROOT_FOLDER;
mState = ListEditState.NOTE_LIST;
mAddNewNote.setVisibility(View.VISIBLE);
mTitleBar.setVisibility(View.GONE);
startAsyncNotesListQuery();
break;
case NOTE_LIST:
super.onBackPressed();
break;
default:
break;
}
}
private void updateWidget(int appWidgetId, int appWidgetType) {
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
if (appWidgetType == Notes.TYPE_WIDGET_2X) {
intent.setClass(this, NoteWidgetProvider_2x.class);
} else if (appWidgetType == Notes.TYPE_WIDGET_4X) {
intent.setClass(this, NoteWidgetProvider_4x.class);
} else {
Log.e(TAG, "Unspported widget type");
return;
}
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] {
appWidgetId
});
sendBroadcast(intent);
setResult(RESULT_OK, intent);
}
private final OnCreateContextMenuListener mFolderOnCreateContextMenuListener = new OnCreateContextMenuListener() {
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
if (mFocusNoteDataItem != null) {
menu.setHeaderTitle(mFocusNoteDataItem.getSnippet());
menu.add(0, MENU_FOLDER_VIEW, 0, R.string.menu_folder_view);
menu.add(0, MENU_FOLDER_DELETE, 0, R.string.menu_folder_delete);
menu.add(0, MENU_FOLDER_CHANGE_NAME, 0, R.string.menu_folder_change_name);
}
}
};
@Override
public void onContextMenuClosed(Menu menu) {
if (mNotesListView != null) {
mNotesListView.setOnCreateContextMenuListener(null);
}
super.onContextMenuClosed(menu);
}
@Override
public boolean onContextItemSelected(MenuItem item) {
if (mFocusNoteDataItem == null) {
Log.e(TAG, "The long click data item is null");
return false;
}
switch (item.getItemId()) {
case MENU_FOLDER_VIEW:
openFolder(mFocusNoteDataItem);
break;
case MENU_FOLDER_DELETE:
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(getString(R.string.alert_title_delete));
builder.setIcon(android.R.drawable.ic_dialog_alert);
builder.setMessage(getString(R.string.alert_message_delete_folder));
builder.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
deleteFolder(mFocusNoteDataItem.getId());
}
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show();
break;
case MENU_FOLDER_CHANGE_NAME:
showCreateOrModifyFolderDialog(false);
break;
default:
break;
}
return true;
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
menu.clear();
if (mState == ListEditState.NOTE_LIST) {
getMenuInflater().inflate(R.menu.note_list, menu);
// set sync or sync_cancel
menu.findItem(R.id.menu_sync).setTitle(
GTaskSyncService.isSyncing() ? R.string.menu_sync_cancel : R.string.menu_sync);
} else if (mState == ListEditState.SUB_FOLDER) {
getMenuInflater().inflate(R.menu.sub_folder, menu);
} else if (mState == ListEditState.CALL_RECORD_FOLDER) {
getMenuInflater().inflate(R.menu.call_record_folder, menu);
} else {
Log.e(TAG, "Wrong state:" + mState);
}
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_new_folder: {
showCreateOrModifyFolderDialog(true);
break;
}
case R.id.menu_export_text: {
exportNoteToText();
break;
}
case R.id.menu_sync: {
if (isSyncMode()) {
if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) {
GTaskSyncService.startSync(this);
} else {
GTaskSyncService.cancelSync(this);
}
} else {
startPreferenceActivity();
}
break;
}
case R.id.menu_setting: {
startPreferenceActivity();
break;
}
case R.id.menu_new_note: {
createNewNote();
break;
}
case R.id.menu_countallNotes: {
showNumberofNotes();
break;
}
case R.id.menu_search:
onSearchRequested();
break;
default:
break;
}
return true;
}
@Override
public boolean onSearchRequested() {
startSearch(null, false, null /* appData */, false);
return true;
}
private void exportNoteToText() {
final BackupUtils backup = BackupUtils.getInstance(NotesListActivity.this);
new AsyncTask<Void, Void, Integer>() {
@Override
protected Integer doInBackground(Void... unused) {
return backup.exportToText();
}
@Override
protected void onPostExecute(Integer result) {
if (result == BackupUtils.STATE_SD_CARD_UNMOUONTED) {
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(NotesListActivity.this
.getString(R.string.failed_sdcard_export));
builder.setMessage(NotesListActivity.this
.getString(R.string.error_sdcard_unmounted));
builder.setPositiveButton(android.R.string.ok, null);
builder.show();
} else if (result == BackupUtils.STATE_SUCCESS) {
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(NotesListActivity.this
.getString(R.string.success_sdcard_export));
builder.setMessage(NotesListActivity.this.getString(
R.string.format_exported_file_location, backup
.getExportedTextFileName(), backup.getExportedTextFileDir()));
builder.setPositiveButton(android.R.string.ok, null);
builder.show();
} else if (result == BackupUtils.STATE_SYSTEM_ERROR) {
AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this);
builder.setTitle(NotesListActivity.this
.getString(R.string.failed_sdcard_export));
builder.setMessage(NotesListActivity.this
.getString(R.string.error_sdcard_export));
builder.setPositiveButton(android.R.string.ok, null);
builder.show();
}
}
}.execute();
}
private boolean isSyncMode() {
return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0;
}
private void startPreferenceActivity() {
Activity from = getParent() != null ? getParent() : this;
Intent intent = new Intent(from, NotesPreferenceActivity.class);
from.startActivityIfNeeded(intent, -1);
}
private class OnListItemClickListener implements OnItemClickListener {
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
if (view instanceof NotesListItem) {
NoteItemData item = ((NotesListItem) view).getItemData();
if (mNotesListAdapter.isInChoiceMode()) {
if (item.getType() == Notes.TYPE_NOTE) {
position = position - mNotesListView.getHeaderViewsCount();
mModeCallBack.onItemCheckedStateChanged(null, position, id,
!mNotesListAdapter.isSelectedItem(position));
}
return;
}
switch (mState) {
case NOTE_LIST:
if (item.getType() == Notes.TYPE_FOLDER
|| item.getType() == Notes.TYPE_SYSTEM) {
openFolder(item);
} else if (item.getType() == Notes.TYPE_NOTE) {
openNode(item);
} else {
Log.e(TAG, "Wrong note type in NOTE_LIST");
}
break;
case SUB_FOLDER:
case CALL_RECORD_FOLDER:
if (item.getType() == Notes.TYPE_NOTE) {
openNode(item);
} else {
Log.e(TAG, "Wrong note type in SUB_FOLDER");
}
break;
default:
break;
}
}
}
}
private void startQueryDestinationFolders() {
String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?";
selection = (mState == ListEditState.NOTE_LIST) ? selection:
"(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")";
mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN,
null,
Notes.CONTENT_NOTE_URI,
FoldersListAdapter.PROJECTION,
selection,
new String[] {
String.valueOf(Notes.TYPE_FOLDER),
String.valueOf(Notes.ID_TRASH_FOLER),
String.valueOf(mCurrentFolderId)
},
NoteColumns.MODIFIED_DATE + " DESC");
}
public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
if (view instanceof NotesListItem) {
mFocusNoteDataItem = ((NotesListItem) view).getItemData();
if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE && !mNotesListAdapter.isInChoiceMode()) {
if (mNotesListView.startActionMode(mModeCallBack) != null) {
mModeCallBack.onItemCheckedStateChanged(null, position, id, true);
mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
} else {
Log.e(TAG, "startActionMode fails");
}
} else if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) {
mNotesListView.setOnCreateContextMenuListener(mFolderOnCreateContextMenuListener);
}
}
return false;
}
private void showNumberofNotes() {
AlertDialog.Builder btr = new AlertDialog.Builder(this);
btr.setTitle("目前便签数");
btr.setMessage("目前有 " + Integer.toString(mNotesListAdapter.retCount()) + "个便签");
btr.show();
}
}

@ -1,203 +0,0 @@
/*
* 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.ui;
import android.content.Context;
import android.database.Cursor;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CursorAdapter;
import net.micode.notes.data.Notes;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
public class NotesListAdapter extends CursorAdapter {
private static final String TAG = "NotesListAdapter";
private Context mContext;
private HashMap<Integer, Boolean> mSelectedIndex;
private int mNotesCount;
private boolean mChoiceMode;
public static class AppWidgetAttribute {
public int widgetId;
public int widgetType;
};
public NotesListAdapter(Context context) {
super(context, null);
mSelectedIndex = new HashMap<Integer, Boolean>();
mContext = context;
mNotesCount = 0;
}
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return new NotesListItem(context);
}
@Override
public void bindView(View view, Context context, Cursor cursor) {
if (view instanceof NotesListItem) {
NoteItemData itemData = new NoteItemData(context, cursor);
((NotesListItem) view).bind(context, itemData, mChoiceMode,
isSelectedItem(cursor.getPosition()));
}
}
public void setCheckedItem(final int position, final boolean checked) {
mSelectedIndex.put(position, checked);
notifyDataSetChanged();
}
public boolean isInChoiceMode() {
return mChoiceMode;
}
public void setChoiceMode(boolean mode) {
mSelectedIndex.clear();
mChoiceMode = mode;
}
public void selectAll(boolean checked) {
Cursor cursor = getCursor();
for (int i = 0; i < getCount(); i++) {
if (cursor.moveToPosition(i)) {
if (NoteItemData.getNoteType(cursor) == Notes.TYPE_NOTE) {
setCheckedItem(i, checked);
}
}
}
}
public HashSet<Long> getSelectedItemIds() {
HashSet<Long> itemSet = new HashSet<Long>();
for (Integer position : mSelectedIndex.keySet()) {
if (mSelectedIndex.get(position) == true) {
Long id = getItemId(position);
if (id == Notes.ID_ROOT_FOLDER) {
Log.d(TAG, "Wrong item id, should not happen");
} else {
itemSet.add(id);
}
}
}
return itemSet;
}
public HashSet<AppWidgetAttribute> getSelectedWidget() {
HashSet<AppWidgetAttribute> itemSet = new HashSet<AppWidgetAttribute>();
for (Integer position : mSelectedIndex.keySet()) {
if (mSelectedIndex.get(position) == true) {
Cursor c = (Cursor) getItem(position);
if (c != null) {
AppWidgetAttribute widget = new AppWidgetAttribute();
NoteItemData item = new NoteItemData(mContext, c);
widget.widgetId = item.getWidgetId();
widget.widgetType = item.getWidgetType();
itemSet.add(widget);
/**
* Don't close cursor here, only the adapter could close it
*/
} else {
Log.e(TAG, "Invalid cursor");
return null;
}
}
}
return itemSet;
}
public int getSelectedCount() {
Collection<Boolean> values = mSelectedIndex.values();
if (null == values) {
return 0;
}
Iterator<Boolean> iter = values.iterator();
int count = 0;
while (iter.hasNext()) {
if (true == iter.next()) {
count++;
}
}
return count;
}
public boolean isAllSelected() {
int checkedCount = getSelectedCount();
return (checkedCount != 0 && checkedCount == mNotesCount);
}
public boolean isSelectedItem(final int position) {
if (null == mSelectedIndex.get(position)) {
return false;
}
return mSelectedIndex.get(position);
}
@Override
protected void onContentChanged() {
super.onContentChanged();
calcNotesCount();
}
@Override
public void changeCursor(Cursor cursor) {
super.changeCursor(cursor);
calcNotesCount();
}
private void calcNotesCount() {
mNotesCount = 0;
for (int i = 0; i < getCount(); i++) {
Cursor c = (Cursor) getItem(i);
if (c != null) {
if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) {
mNotesCount++;
}
} else {
Log.e(TAG, "Invalid cursor");
return;
}
}
}
public int retCount() {
int NotesCount = mNotesCount;
int ItemCount = getCount();
for (int i = 0; i < ItemCount; i++) {
Cursor c = (Cursor) getItem(i);
if (c != null) {
if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) {
NoteItemData NoteItem = new NoteItemData(mContext, c);
NotesCount += NoteItem.getNotesCount();
}
} else {
Log.e(TAG, "Invalid cursor");
return -1;
}
}
return NotesCount;
}
}

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@ -65,19 +65,16 @@ public abstract class NoteWidgetProvider extends AppWidgetProvider {
使 getContentResolver() ContentResolver update() NoteColumns.WIDGET_ID + "=?" NoteColumns.WIDGET_ID ID values NoteColumns.WIDGET_ID AppWidgetManager.INVALID_APPWIDGET_ID*/
private Cursor getNoteWidgetInfo(Context context, int widgetId) {
return context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
private Cursor getNoteWidgetInfo(Context context, int widgetId) {// 使用 getContentResolver() 方法获取 ContentResolver 对象,通过该对象进行对笔记数据库的查询操作
return context.getContentResolver().query(Notes.CONTENT_NOTE_URI, // 使用 query() 方法查询笔记数据库,返回一个 Cursor 对象
return context.getContentResolver().query(// 查询的 URI笔记数据库中笔记的内容保存在该 URI 下
PROJECTION,
NoteColumns.WIDGET_ID + "=? AND " + NoteColumns.PARENT_ID + "<>?",
new String[] { String.valueOf(widgetId), String.valueOf(Notes.ID_TRASH_FOLER) },
null);
}/*使ContentResolverNotes.CONTENT_NOTE_URIURI
PROJECTIONNoteColumns.WIDGET_IDNoteColumns.PARENT_IDNoteColumns.WIDGET_IDIDNoteColumns.PARENT_IDID
IDID使selectionArgssortOrdernull
CursorCursor*/
Notes.CONTENT_NOTE_URI,
PROJECTION,
NoteColumns.WIDGET_ID + "=? AND " + NoteColumns.PARENT_ID + "<>?",// 查询的列,即笔记 ID、笔记背景颜色 ID 和笔记摘录内容
new String[] { String.valueOf(widgetId), String.valueOf(Notes.ID_TRASH_FOLER) },//查询的条件,即笔记关联的小部件 ID 以及笔记的父 ID 不为回收站的笔记
null);// 排序方式,这里为 null 表示不排序
}
protected void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
update(context, appWidgetManager, appWidgetIds, false);

@ -26,25 +26,34 @@ import android.util.Log;
import java.util.HashMap;
public class Contact {
private static HashMap<String, String> sContactCache;
private static final String TAG = "Contact";
private static HashMap<String, String> sContactCache;// 用于缓存已查询过的联系人信息
private static final String TAG = "Contact";// 用于日志输出的 TAG
// 查询电话号码与联系人名字匹配的过滤条件
private static final String CALLER_ID_SELECTION = "PHONE_NUMBERS_EQUAL(" + Phone.NUMBER
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
+ " AND " + Data.RAW_CONTACT_ID + " IN "
+ "(SELECT raw_contact_id "
+ " FROM phone_lookup"
+ " WHERE min_match = '+')";
/*
*
* @param context
* @param phoneNumber
* @return
*/
public static String getContact(Context context, String phoneNumber) {
// 如果缓存为空,创建新的缓存对象
if(sContactCache == null) {
sContactCache = new HashMap<String, String>();
}
// 如果已经查询过该电话号码,直接返回缓存中的联系人名字
if(sContactCache.containsKey(phoneNumber)) {
return sContactCache.get(phoneNumber);
}
// 构造查询条件
String selection = CALLER_ID_SELECTION.replace("+",
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber));
Cursor cursor = context.getContentResolver().query(
@ -54,20 +63,22 @@ public class Contact {
new String[] { phoneNumber },
null);
// 如果能够查询到联系人信息
if (cursor != null && cursor.moveToFirst()) {
try {
String name = cursor.getString(0);
// 将电话号码与联系人名字加入缓存中
sContactCache.put(phoneNumber, name);
return name;
} catch (IndexOutOfBoundsException e) {
Log.e(TAG, " Cursor get string error " + e.toString());
return null;
} finally {
cursor.close();
cursor.close();// 关闭查询结果游标
}
} else {
} else {// 如果未能查询到联系人信息,输出日志并返回 null
Log.d(TAG, "No contact matched with number:" + phoneNumber);
return null;
}
}
}
}

@ -0,0 +1,268 @@
/*
* 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.model;
import android.content.ContentProviderOperation;
import android.content.ContentProviderResult;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.content.OperationApplicationException;
import android.net.Uri;
import android.os.RemoteException;
import android.util.Log;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.CallNote;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.Notes.TextNote;
import java.util.ArrayList;
public class Note {
private ContentValues mNoteDiffValues;//声明了一个私有成员变量mNoteDiffValues用于存储笔记的差异数据
private NoteData mNoteData;
private static final String TAG = "Note";// 定义了一个静态常量TAG用于在日志输出时标记日志来源
/**
* Create a new note id for adding a new note to databasesid
*/
public static synchronized long getNewNoteId(Context context, long folderId) {
// Create a new note in the database在数据库中创建一个新笔记
ContentValues values = new ContentValues();// 创建一个ContentValues对象用于存储要添加的笔记数据
long createdTime = System.currentTimeMillis(); // 获取当前时间戳,作为笔记的创建时间和修改时间
values.put(NoteColumns.CREATED_DATE, createdTime);// 将笔记的创建时间存储到ContentValues对象中
values.put(NoteColumns.MODIFIED_DATE, createdTime);// 将笔记的修改时间存储到ContentValues对象中
values.put(NoteColumns.TYPE, Notes.TYPE_NOTE);// 将笔记的类型设置为“普通便签”
values.put(NoteColumns.LOCAL_MODIFIED, 1);// 将笔记的“本地修改”标志设置为“已修改”
values.put(NoteColumns.PARENT_ID, folderId);// 将笔记的父文件夹id存储到ContentValues对象中
Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values);// 将ContentValues对象插入到数据库中返回插入的笔记的Uri地址
long noteId = 0; // 定义一个变量用于存储新创建的笔记id
try {
noteId = Long.valueOf(uri.getPathSegments().get(1)); // 从Uri地址中提取新创建的笔记id
} catch (NumberFormatException e) { // 如果提取失败,记录错误日志
Log.e(TAG, "Get note id error :" + e.toString());
noteId = 0;
}
if (noteId == -1) {// 如果便签id异常抛出异常
throw new IllegalStateException("Wrong note id:" + noteId);
}
return noteId;// 返回新创建的便签id
}
public Note() {
mNoteDiffValues = new ContentValues();// 创建一个ContentValues对象用于存储便签的差异数据
mNoteData = new NoteData();// 创建一个NoteData对象用于存储便签的详细数据
}
public void setNoteValue(String key, String value) {
mNoteDiffValues.put(key, value);// 将便签的属性名和属性值存储到ContentValues对象中
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);// 将便签的“本地修改”标志设置为“已修改”
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); // 将便签的修改时间设置为当前时间戳
}
public void setTextData(String key, String value) {
mNoteData.setTextData(key, value);
}//将便签的文本数据如标题、正文等存储到NoteData对象中
public void setTextDataId(long id) {
mNoteData.setTextDataId(id);
}// 将便签的文本数据的id存储到NoteData对象中
public long getTextDataId() {
return mNoteData.mTextDataId;
}// 返回便签的文本数据的id
public void setCallDataId(long id) {
mNoteData.setCallDataId(id);
}// 将便签的通讯数据的id存储到NoteData对象中
public void setCallData(String key, String value) {
mNoteData.setCallData(key, value);
}// 将便签的通讯数据如联系人、电话号码等存储到NoteData对象中
public boolean isLocalModified() {
return mNoteDiffValues.size() > 0 || mNoteData.isLocalModified();
}// 检查便签是否被修改过如果便签的差异数据或详细数据被修改过则返回true否则返回false。
public boolean syncNote(Context context, long noteId) {
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
}// 如果便签id异常抛出异常
if (!isLocalModified()) {
return true;
}// 如果便签没有被修改直接返回true
/**
* In theory, once data changed, the note should be updated on {@link NoteColumns#LOCAL_MODIFIED} and
* {@link NoteColumns#MODIFIED_DATE}. For data safety, though update note fails, we also update the
* note data info{@link NoteColumns#LOCAL_MODIFIED}{@link NoteColumns#MODIFIED_DATE}
*
*/
if (context.getContentResolver().update(// 更新便签数据
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), mNoteDiffValues, null,
null) == 0) {
Log.e(TAG, "Update note error, should not happen");// 如果更新失败,记录错误日志
// Do not return, fall through没有返回就是失败
}
mNoteDiffValues.clear();// 清空便签的差异数据
if (mNoteData.isLocalModified()// 更新便签的详细数据
&& (mNoteData.pushIntoContentResolver(context, noteId) == null)) {
return false;// 如果更新失败返回false
}
return true;// 更新成功返回true
}
private class NoteData {// 定义私有字段
private long mTextDataId;// 文本数据的 ID
private ContentValues mTextDataValues;// 文本数据的 ContentValues 对象
private long mCallDataId;// 通话数据的 ID
private ContentValues mCallDataValues;// 通话数据的 ContentValues 对象
private static final String TAG = "NoteData";// 定义静态常量TAG
public NoteData() {// 定义构造函数
mTextDataValues = new ContentValues(); // 初始化文本数据的 ContentValues 对象
mCallDataValues = new ContentValues();// 初始化通话数据的 ContentValues 对象
mTextDataId = 0;// 初始化文本数据的 ID
mCallDataId = 0;// 初始化通话数据的 ID
}
boolean isLocalModified() {// 定义方法 isLocalModified判断数据是否被修改过
return mTextDataValues.size() > 0 || mCallDataValues.size() > 0;
}
void setTextDataId(long id) { // 定义方法 setTextDataId设置文本数据的 ID
if(id <= 0) {
throw new IllegalArgumentException("Text data id should larger than 0");
}
mTextDataId = id;
}
void setCallDataId(long id) {// 定义方法 setCallDataId设置通话数据的 ID
if (id <= 0) {
throw new IllegalArgumentException("Call data id should larger than 0");
}
mCallDataId = id;
}
void setCallData(String key, String value) {// 定义方法 setCallData用于设置通话数据的键值对
mCallDataValues.put(key, value);// 将键值对存储在 mCallDataValues 中
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);// 标记数据已被修改
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); // 记录修改时间
}
void setTextData(String key, String value) {// 定义方法 setTextData用于设置文本数据的键值对
mTextDataValues.put(key, value);// 将键值对存储在 mTextDataValues 中
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); // 标记数据已被修改
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());// 记录修改时间
}
/**
* pushIntoContentResolver ContentProvider
* context noteId ID
* noteId 0
* ContentProviderOperation
* mTextDataValues mCallDataValues
* ContentProvider
* mTextDataId mCallDataId 0
* ContentResolver ContentProvider
* URI null
* @param context
* @param noteId
* @return
*/
Uri pushIntoContentResolver(Context context, long noteId) {
/**
* Check for safety
*/
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
}
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
ContentProviderOperation.Builder builder = null;// 创建一个ContentProviderOperation列表
if(mTextDataValues.size() > 0) {// 如果有文本数据需要更新或添加
mTextDataValues.put(DataColumns.NOTE_ID, noteId);// 设置文本数据的noteId
if (mTextDataId == 0) {
mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE);// 如果文本数据的id为0表示需要添加新的文本数据
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
mTextDataValues);// 插入新的文本数据到数据表中
try {// 从插入结果中获取新插入数据的id
setTextDataId(Long.valueOf(uri.getPathSegments().get(1)));
} catch (NumberFormatException e) {
Log.e(TAG, "Insert new text data fail with noteId" + noteId);
mTextDataValues.clear();
return null;// 插入失败清空数据并返回null
}
} else {
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mTextDataId));
builder.withValues(mTextDataValues);
operationList.add(builder.build());
} // 如果文本数据的id不为0表示需要更新已有的文本数据
mTextDataValues.clear();// 清空文本数据的值
}
if(mCallDataValues.size() > 0) {// 如果有电话数据需要更新或添加
mCallDataValues.put(DataColumns.NOTE_ID, noteId);// 设置电话数据的noteId
if (mCallDataId == 0) {// 如果电话数据的id为0表示需要添加新的电话数据
mCallDataValues.put(DataColumns.MIME_TYPE, CallNote.CONTENT_ITEM_TYPE);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
mCallDataValues);// 插入新的电话数据到数据表中
try { // 从插入结果中获取新插入数据的id
setCallDataId(Long.valueOf(uri.getPathSegments().get(1)));
} catch (NumberFormatException e) {
Log.e(TAG, "Insert new call data fail with noteId" + noteId);
mCallDataValues.clear();
return null;// 插入失败清空数据并返回null
}
} else {
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mCallDataId));
builder.withValues(mCallDataValues);
operationList.add(builder.build());
} // 如果电话数据的id不为0表示需要更新已有的电话数据
mCallDataValues.clear(); // 清空电话数据的值
}
if (operationList.size() > 0) { // 如果有操作需要执行
try {// 执行操作并获取结果
ContentProviderResult[] results = context.getContentResolver().applyBatch(
Notes.AUTHORITY, operationList);// 返回操作结果的Uri
return (results == null || results.length == 0 || results[0] == null) ? null
: ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId);
} catch (RemoteException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
return null; // 操作失败返回null并记录日志
} catch (OperationApplicationException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
return null;// 操作失败返回null并记录日志
}
}
return null;
}
}
}

@ -18,155 +18,165 @@ package net.micode.notes.data;
import android.net.Uri;
public class Notes {
public static final String AUTHORITY = "micode_notes";
public static final String TAG = "Notes";
public static final int TYPE_NOTE = 0;
public static final int TYPE_FOLDER = 1;
public static final int TYPE_SYSTEM = 2;
public static final String AUTHORITY = "micode_notes"; // 小米便签内容提供器的URI授权
public static final String TAG = "Notes"; // 用于调试和日志记录的标签
// 小米便签支持的三种类型
public static final int TYPE_NOTE = 0; // 笔记
public static final int TYPE_FOLDER = 1;// 文件夹
public static final int TYPE_SYSTEM = 2;// 系统便签
/**
* 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
* {@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
*/
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;
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 int TYPE_WIDGET_INVALIDE = -1;
public static final int TYPE_WIDGET_2X = 0;
public static final int TYPE_WIDGET_4X = 1;
// 小米便签内置的四个特殊文件夹
public static final int ID_ROOT_FOLDER = 0; // 根文件夹
public static final int ID_TEMPARAY_FOLDER = -1; // 临时文件夹
public static final int ID_CALL_RECORD_FOLDER = -2;// 通话记录文件夹
public static final int ID_TRASH_FOLER = -3; // 回收站文件夹
public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date";//提醒时间的Intent extra key用于设置笔记的提醒时间。
public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id";//背景颜色的Intent extra key用于设置笔记的背景颜色。
public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id";//小部件ID的Intent extra key用于设置小部件的ID。
public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type";//小部件类型的Intent extra key用于设置小部件的类型。
public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id";//文件夹ID的Intent extra key用于设置笔记所属的文件夹。
public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date";//通话时间的Intent extra key用于设置通话笔记的通话时间。
public static final int TYPE_WIDGET_INVALIDE = -1;//表示无效的小部件类型,其值为-1。
public static final int TYPE_WIDGET_2X = 0;//表示2x2大小的小部件其值为0。
public static final int TYPE_WIDGET_4X = 1;//表示4x4大小的小部件其值为1。
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;//指定普通的文本笔记类型
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;//指定通话记录笔记类型
}//定义笔记的类型
/**
* Uri to query all notes and folders
* Uri to query all notes and folders
*/
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
/**
* Uri to query data
* Uri to query data
*/
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
public interface NoteColumns {
/**
* The unique ID for a row
* The unique ID for a rowID
* <P> Type: INTEGER (long) </P>
*/
public static final String ID = "_id";
/**
* The parent's id for note or folder
* The parent's id for note or folder ID
* <P> Type: INTEGER (long) </P>
*/
public static final String PARENT_ID = "parent_id";
/**
* Created data for note or folder
* Created data for note or folder
* <P> Type: INTEGER (long) </P>
*/
public static final String CREATED_DATE = "created_date";
/**
* Latest modified date
* Latest modified date
* <P> Type: INTEGER (long) </P>
*/
public static final String MODIFIED_DATE = "modified_date";
/**
* Alert date
* Alert date
* <P> Type: INTEGER (long) </P>
*/
public static final String ALERTED_DATE = "alert_date";
/**
* Folder's name or text content of note
* Folder's name or text content of note
* <P> Type: TEXT </P>
*/
public static final String SNIPPET = "snippet";
/**
* Note's widget id
* Note's widget id ID
* <P> Type: INTEGER (long) </P>
*/
public static final String WIDGET_ID = "widget_id";
/**
* Note's widget type
* Note's widget type
* <P> Type: INTEGER (long) </P>
*/
public static final String WIDGET_TYPE = "widget_type";
/**
* Note's background color's id
* Note's background color's id ID
* <P> Type: INTEGER (long) </P>
*/
public static final String BG_COLOR_ID = "bg_color_id";
/**
* For text note, it doesn't has attachment, for multi-media
* note, it has at least one attachment
* note, it has at least one attachment
* <P> Type: INTEGER </P>
*/
public static final String HAS_ATTACHMENT = "has_attachment";
/**
* Folder's count of notes
* Folder's count of notes
* <P> Type: INTEGER (long) </P>
*/
public static final String NOTES_COUNT = "notes_count";
/**
* The file type: folder or note
* The file type: folder or note
* <P> Type: INTEGER </P>
*/
public static final String TYPE = "type";
/**
* The last sync id
* The last sync id ID
* <P> Type: INTEGER (long) </P>
*/
public static final String SYNC_ID = "sync_id";
/**
* Sign to indicate local modified or not
* Sign to indicate local modified or not
* <P> Type: INTEGER </P>
*/
public static final String LOCAL_MODIFIED = "local_modified";
/**
* Original parent id before moving into temporary folder
* Original parent id before moving into temporary folder ID
* <P> Type : INTEGER </P>
*/
public static final String ORIGIN_PARENT_ID = "origin_parent_id";
/**
* The gtask id
* The gtask idGoogle ID
* <P> Type : TEXT </P>
*/
public static final String GTASK_ID = "gtask_id";
/**
* The version code
* The version code
* <P> Type : INTEGER (long) </P>
*/
public static final String VERSION = "version";
}
/**
* DataColumns
* NotesColumns
* DataColumnsNotesColumns
* NotesColumns
* DataColumns
* 使
*/
public interface DataColumns {
/**
* The unique ID for a row
@ -175,13 +185,13 @@ public class Notes {
public static final String ID = "_id";
/**
* The MIME type of the item represented by this row.
* The MIME type of the item represented by this row.MIME
* <P> Type: Text </P>
*/
public static final String MIME_TYPE = "mime_type";
/**
* The reference id to note that this data belongs to
* The reference id to note that this data belongs toID
* <P> Type: INTEGER (long) </P>
*/
public static final String NOTE_ID = "note_id";
@ -241,39 +251,54 @@ public class Notes {
public static final String DATA5 = "data5";
}
/**
* NotePadTextNote
* DataColumnsURI
* NotesColumnsTextNote
* MODEMODE_CHECK_LIST
* TextNote访URIURIContentProvidertext_note
*/
public static final class TextNote implements DataColumns {
/**
* Mode to indicate the text in check list mode or not
* <P> Type: Integer 1:check list mode 0: normal mode </P>
*/
public static final String MODE = DATA1;
public static final String MODE = DATA1;//MODE字段表示文本笔记的模式可以是正常模式或者是带有任务清单的模式类型为整数。它使用了接口中的DATA1字段来表示其存储值的列名。
public static final int MODE_CHECK_LIST = 1;
public static final int MODE_CHECK_LIST = 1;//MODE_CHECK_LIST字段表示任务清单模式的值为1。
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
//CONTENT_TYPE字段表示此数据的MIME类型指示ContentProvider返回的数据类型。此处表示返回的是文本笔记列表。
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
//CONTENT_ITEM_TYPE字段表示此数据的单个项目的MIME类型。
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
}
//CONTENT_URI字段表示此数据的URI地址。
}
/**
* NotesCallNoteDataColumns
* CallNoteCALL_DATEPHONE_NUMBER
* ContentProvider使MIMEURI
*/
public static final class CallNote implements DataColumns {
/**
* Call date for this record
* Call date for this record
* <P> Type: INTEGER (long) </P>
*/
public static final String CALL_DATE = DATA1;
//表示通话日期的列名数据类型为long存储在DATA1列中。
/**
* Phone number for this record
* Phone number for this record
* <P> Type: TEXT </P>
*/
public static final String PHONE_NUMBER = DATA3;
//表示电话号码的列名数据类型为String存储在DATA3列中。
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note";
//单条通话记录用于指定MIME类型的常量
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
//同上,多条通话记录
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");
}
//该类的内容URI用于访问通话记录。
}
}

@ -26,7 +26,13 @@ import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
/**
* NotesDatabaseHelperSQLiteOpenHelper
* DB_NAMEDB_VERSION
* TABLENOTEDATA
* SQLiteOpenHelperAndroidSQLite
*
*/
public class NotesDatabaseHelper extends SQLiteOpenHelper {
private static final String DB_NAME = "note.db";
@ -38,52 +44,64 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
public static final String DATA = "data";
}
private static final String TAG = "NotesDatabaseHelper";
private static final String TAG = "NotesDatabaseHelper";//这一行代码定义了一个名为TAG的字符串常量用于在调试时作为日志标签。
/**
* mInstanceNotesDatabaseHelperstatic
*
* NotesDatabaseHelper
*
*/
private static NotesDatabaseHelper mInstance;
/**
* CREATE_NOTE_TABLE_SQL CREATE_DATA_TABLE_SQL
* note data
*/
private static final String CREATE_NOTE_TABLE_SQL =
"CREATE TABLE " + TABLE.NOTE + "(" +
NoteColumns.ID + " INTEGER PRIMARY KEY," +
NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," +
NoteColumns.TYPE + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.WIDGET_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.WIDGET_TYPE + " INTEGER NOT NULL DEFAULT -1," +
NoteColumns.SYNC_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," +
NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" +
NoteColumns.ID + " INTEGER PRIMARY KEY," +//笔记 ID整数类型作为主键
NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +//父笔记 ID整数类型不为空默认为 0
NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," +//提醒时间,整数类型,不为空,默认为 0
NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," +//背景颜色 ID整数类型不为空默认为 0
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +//创建时间,整数类型,不为空,默认为当前时间
NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," +//是否有附件,整数类型,不为空,默认为 0
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +//修改时间,整数类型,不为空,默认为当前时间
NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," +//笔记数量,整数类型,不为空,默认为 0
NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," +//笔记概要,文本类型,不为空,默认为空字符串
NoteColumns.TYPE + " INTEGER NOT NULL DEFAULT 0," +//笔记类型,整数类型,不为空,默认为 0
NoteColumns.WIDGET_ID + " INTEGER NOT NULL DEFAULT 0," +//小部件 ID整数类型不为空默认为 0
NoteColumns.WIDGET_TYPE + " INTEGER NOT NULL DEFAULT -1," +//小部件类型,整数类型,不为空,默认为 -1
NoteColumns.SYNC_ID + " INTEGER NOT NULL DEFAULT 0," +//同步 ID整数类型不为空默认为 0
NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," +//本地修改标识,整数类型,不为空,默认为 0
NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +//原始父笔记 ID整数类型不为空默认为 0
NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," +//Google 任务 ID文本类型不为空默认为空字符串
NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" +//版本号,整数类型,不为空,默认为 0
")";
private static final String CREATE_DATA_TABLE_SQL =
"CREATE TABLE " + TABLE.DATA + "(" +
DataColumns.ID + " INTEGER PRIMARY KEY," +
DataColumns.MIME_TYPE + " TEXT NOT NULL," +
DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," +
DataColumns.ID + " INTEGER PRIMARY KEY," +//数据 ID整数类型作为主键
DataColumns.MIME_TYPE + " TEXT NOT NULL," +//MIME 类型,文本类型,不为空
DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," +//笔记 ID整数类型不为空默认为 0
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +//创建时间,整数类型,不为空,默认为当前时间
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +//修改时间,整数类型,不为空,默认为当前时间
DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," +//数据内容,文本类型,不为空,默认为空字符串
DataColumns.DATA1 + " INTEGER," +
DataColumns.DATA2 + " INTEGER," +
DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" +
")";
/**
* SQL"note_id_index"
* "TABLE.DATA"使"DataColumns.NOTE_ID"
* ID
*/
private static final String CREATE_DATA_NOTE_ID_INDEX_SQL =
"CREATE INDEX IF NOT EXISTS note_id_index ON " +
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");";
//以下是各种 SQLite 数据库的触发器,用于更新数据库
/**
* Increase folder's note count when move note to the folder
* 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 "+
@ -95,7 +113,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" END";
/**
* Decrease folder's note count when move note from folder
* 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 " +
@ -108,7 +126,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" END";
/**
* Increase folder's note count when insert new note to the folder
* 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 " +
@ -120,7 +138,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" END";
/**
* Decrease folder's note count when delete note from the folder
* Decrease folder's note count when delete note from the folder
*/
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_delete " +
@ -133,7 +151,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" END";
/**
* Update note's content when insert data with type {@link DataConstants#NOTE}
* Update note's content when insert data with type {@link DataConstants#NOTE}DataConstants
*/
private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER =
"CREATE TRIGGER update_note_content_on_insert " +
@ -146,7 +164,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" END";
/**
* Update note's content when data with {@link DataConstants#NOTE} type has changed
* Update note's content when data with {@link DataConstants#NOTE} type has changedDataConstants
*/
private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER update_note_content_on_update " +
@ -159,7 +177,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" END";
/**
* Update note's content when data with {@link DataConstants#NOTE} type has deleted
* Update note's content when data with {@link DataConstants#NOTE} type has deletedDataConstants
*/
private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER =
"CREATE TRIGGER update_note_content_on_delete " +
@ -172,7 +190,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" END";
/**
* Delete datas belong to note which has been deleted
* Delete datas belong to note which has been deleted
*/
private static final String NOTE_DELETE_DATA_ON_DELETE_TRIGGER =
"CREATE TRIGGER delete_data_on_delete " +
@ -183,7 +201,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" END";
/**
* Delete notes belong to folder which has been deleted
* Delete notes belong to folder which has been deleted
*/
private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER =
"CREATE TRIGGER folder_delete_notes_on_delete " +
@ -194,7 +212,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" END";
/**
* Move notes belong to folder which has been moved to trash folder
* Move notes belong to folder which has been moved to trash folder
*/
private static final String FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER =
"CREATE TRIGGER folder_move_notes_on_trash " +
@ -206,10 +224,23 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
/**
* NotesDatabaseHelperSQLite
*
* Context context访
* String DB_NAME
* CursorFactory factorynull使
* int DB_VERSION
*/
public NotesDatabaseHelper(Context context) {
super(context, DB_NAME, null, DB_VERSION);
}
/**
*
* SQLCREATE_NOTE_TABLE_SQLreCreateNoteTableTriggers
* createSystemFolder使Log.d
*/
public void createNoteTable(SQLiteDatabase db) {
db.execSQL(CREATE_NOTE_TABLE_SQL);
reCreateNoteTableTriggers(db);
@ -217,6 +248,12 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
Log.d(TAG, "note table has been created");
}
/**
*
* 使DROP TRIGGER使CREATE TRIGGER
* 使便
* @param db
*/
private void reCreateNoteTableTriggers(SQLiteDatabase db) {
db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update");
db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update");
@ -235,18 +272,25 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER);
}
/**
*
* ContentValuesIDTYPE
* 使SQLiteDatabaseinsert
* IDNotes
*
*/
private void createSystemFolder(SQLiteDatabase db) {
ContentValues values = new ContentValues();
/**
* call record foler for call notes
* call record folder for call notes
*/
values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
/**
* root folder which is default folder
* root folder which is default foldermo
*/
values.clear();
values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);
@ -270,6 +314,14 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
db.insert(TABLE.NOTE, null, values);
}
/**
*
* SQLiteDatabaseSQL
* CREATE_DATA_TABLE_SQLSQL
* recreatedatabletriggers
* CREATE_DATA_NOTE_ID_INDEX_SQLSQLNOTE ID
* NOTE IDNOTE
*/
public void createDataTable(SQLiteDatabase db) {
db.execSQL(CREATE_DATA_TABLE_SQL);
reCreateDataTableTriggers(db);
@ -277,6 +329,13 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
Log.d(TAG, "data table has been created");
}
/**
* Recreatedatabletriggersinsertupdatedelete
* 使
* update_note_content_on_insert_content_on_update_note_content_on_delete
* data_update_note_content_on_insert_trigger data_update_trigger data_update_note_content_on_delete_trigger
* snippet
*/
private void reCreateDataTableTriggers(SQLiteDatabase db) {
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert");
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_update");
@ -287,6 +346,12 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER);
}
/**
* NotesDatabaseHelper
* ContextNotesDatabaseHelpernull
* nullNotesDatabaseHelper
* 线访
*/
static synchronized NotesDatabaseHelper getInstance(Context context) {
if (mInstance == null) {
mInstance = new NotesDatabaseHelper(context);
@ -294,6 +359,18 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
return mInstance;
}
/**
* NotesDatabaseHelperonCreateonUpgrade
* onCreate
* 使createNoteTablecreateDataTableNoteData
* onUpgrade
*
* 12Note使createNoteTablecreateDataTable
* 23使Notegtask_id
* 34
* reCreateNoteTableTriggersrecreateDatabletriggers
* IllegalStateException
*/
@Override
public void onCreate(SQLiteDatabase db) {
createNoteTable(db);

@ -35,20 +35,20 @@ import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
public class NotesProvider extends ContentProvider {
private static final UriMatcher mMatcher;
public class NotesProvider extends ContentProvider {//定义NotesProvider类它继承自ContentProvider类
private static final UriMatcher mMatcher;//声明UriMatcher实例
private NotesDatabaseHelper mHelper;
private NotesDatabaseHelper mHelper;//声明NotesDatabaseHelper实例用于匹配Uri以确定请求的类型例如是否是请求特定的数据项或者是否是搜索建议请求。
private static final String TAG = "NotesProvider";
private static final int URI_NOTE = 1;
private static final int URI_NOTE_ITEM = 2;
private static final int URI_DATA = 3;
private static final int URI_DATA_ITEM = 4;
private static final int URI_NOTE = 1;//代表笔记数据的URI
private static final int URI_NOTE_ITEM = 2;//代表单个笔记数据的URI
private static final int URI_DATA = 3;//代表附加数据的URI
private static final int URI_DATA_ITEM = 4;//代表单个附加数据的URI
private static final int URI_SEARCH = 5;
private static final int URI_SEARCH_SUGGEST = 6;
private static final int URI_SEARCH = 5;//代表搜索请求的URI
private static final int URI_SEARCH_SUGGEST = 6;//代表搜索建议请求的URI
static {
mMatcher = new UriMatcher(UriMatcher.NO_MATCH);
@ -65,6 +65,7 @@ public class NotesProvider extends ContentProvider {
* x'0A' represents the '\n' character in sqlite. For title and content in the search result,
* we will trim '\n' and white space in order to show more information.
*/
// 定义将在搜索结果中返回的列
private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + ","
+ NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + ","
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + ","
@ -72,15 +73,15 @@ public class NotesProvider extends ContentProvider {
+ R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + ","
+ "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + ","
+ "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA;
// 定义将执行以检索搜索结果的搜索查询
private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION
+ " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?"
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE;
+ " FROM " + TABLE.NOTE// 指定要搜索的表
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?"// 指定搜索查询
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER// 排除在垃圾桶文件夹中的笔记
+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE;// 排除非笔记条目
@Override
public boolean onCreate() {
public boolean onCreate() {// 获取数据库帮助类的实例
mHelper = NotesDatabaseHelper.getInstance(getContext());
return true;
}
@ -88,30 +89,30 @@ public class NotesProvider extends ContentProvider {
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
String sortOrder) {
Cursor c = null;
Cursor c = null;// 获取可读的数据库实例
SQLiteDatabase db = mHelper.getReadableDatabase();
String id = null;
switch (mMatcher.match(uri)) {
case URI_NOTE:
case URI_NOTE:// 查询所有笔记
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
sortOrder);
break;
case URI_NOTE_ITEM:
case URI_NOTE_ITEM:// 查询单个笔记
id = uri.getPathSegments().get(1);
c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_DATA:
case URI_DATA:// 查询所有数据
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
sortOrder);
break;
case URI_DATA_ITEM:
case URI_DATA_ITEM: // 查询单个数据
id = uri.getPathSegments().get(1);
c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_SEARCH:
case URI_SEARCH_SUGGEST:
case URI_SEARCH_SUGGEST:// 搜索笔记
if (sortOrder != null || projection != null) {
throw new IllegalArgumentException(
"do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
@ -130,7 +131,7 @@ public class NotesProvider extends ContentProvider {
return null;
}
try {
try {// 搜索所有匹配的笔记
searchString = String.format("%%%s%%", searchString);
c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,
new String[] { searchString });
@ -141,44 +142,44 @@ public class NotesProvider extends ContentProvider {
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (c != null) {
if (c != null) {// 设置通知URI以便在数据更改时通知观察者
c.setNotificationUri(getContext().getContentResolver(), uri);
}
return c;
}
@Override
public Uri insert(Uri uri, ContentValues values) {
SQLiteDatabase db = mHelper.getWritableDatabase();
long dataId = 0, noteId = 0, insertedId = 0;
public Uri insert(Uri uri, ContentValues values) {// 获取可写的 SQLiteDatabase 对象
SQLiteDatabase db = mHelper.getWritableDatabase();// 初始化三个变量,用于存储 note、data 和插入的记录的 ID
long dataId = 0, noteId = 0, insertedId = 0;// 根据传入的 Uri 进行匹配
switch (mMatcher.match(uri)) {
case URI_NOTE:
case URI_NOTE:// 向 TABLE.NOTE 表中插入记录,并获取插入的记录的 ID
insertedId = noteId = db.insert(TABLE.NOTE, null, values);
break;
case URI_DATA:
if (values.containsKey(DataColumns.NOTE_ID)) {
noteId = values.getAsLong(DataColumns.NOTE_ID);
if (values.containsKey(DataColumns.NOTE_ID)) {// 如果 ContentValues 包含 DataColumns.NOTE_ID 列
noteId = values.getAsLong(DataColumns.NOTE_ID);// 获取 DataColumns.NOTE_ID 列的值
} else {
Log.d(TAG, "Wrong data format without note id:" + values.toString());
}
insertedId = dataId = db.insert(TABLE.DATA, null, values);
}//打印日志
insertedId = dataId = db.insert(TABLE.DATA, null, values);// 向 TABLE.DATA 表中插入记录,并获取插入的记录的 ID
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri);
throw new IllegalArgumentException("Unknown URI " + uri);// 抛出 IllegalArgumentException 异常
}
// Notify the note uri
if (noteId > 0) {
if (noteId > 0) { // 如果 noteId 大于 0则通知 content resolver 对应的 Uri 对应的数据已经发生了变化
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null);
}
// Notify the data uri
if (dataId > 0) {
if (dataId > 0) {// 如果 dataId 大于 0则通知 content resolver 对应的 Uri 对应的数据已经发生了变化
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
}
return ContentUris.withAppendedId(uri, insertedId);
return ContentUris.withAppendedId(uri, insertedId); // 返回插入的记录的 Uri
}
@Override
@ -187,60 +188,62 @@ public class NotesProvider extends ContentProvider {
String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase();
boolean deleteData = false;
switch (mMatcher.match(uri)) {
case URI_NOTE:
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";
count = db.delete(TABLE.NOTE, selection, selectionArgs);
switch (mMatcher.match(uri)) {// 根据传入的 Uri 进行匹配
case URI_NOTE:// 如果匹配到 URI_NOTE
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";// 组合 selection 条件,以确保删除的是用户笔记,而不是系统文件夹
count = db.delete(TABLE.NOTE, selection, selectionArgs);// 删除 TABLE.NOTE 表中符合条件的记录,并返回删除的数量
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
case URI_NOTE_ITEM: // 如果匹配到 URI_NOTE_ITEM
id = uri.getPathSegments().get(1);// 获取 Uri 中的 ID
/**
* ID that smaller than 0 is system folder which is not allowed to
* trash
*/
long noteId = Long.valueOf(id);
if (noteId <= 0) {
if (noteId <= 0) { // 如果 ID 小于等于 0则直接跳出 switch 语句
break;
}
count = db.delete(TABLE.NOTE,
NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);// 删除 TABLE.NOTE 表中符合条件的记录,并返回删除的数量
break;
case URI_DATA:
count = db.delete(TABLE.DATA, selection, selectionArgs);
case URI_DATA:// 如果匹配到 URI_DATA
count = db.delete(TABLE.DATA, selection, selectionArgs);// 删除 TABLE.DATA 表中符合条件的记录,并返回删除的数量
deleteData = true;
break;
case URI_DATA_ITEM:
id = uri.getPathSegments().get(1);
case URI_DATA_ITEM:// 如果匹配到 URI_DATA_ITEM
id = uri.getPathSegments().get(1); // 获取 Uri 中的 ID
count = db.delete(TABLE.DATA,
DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);// 删除 TABLE.DATA 表中符合条件的记录,并返回删除的数量
deleteData = true;
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri);
default:// 如果无法匹配到 Uri
throw new IllegalArgumentException("Unknown URI " + uri);// 抛出 IllegalArgumentException 异常
}
if (count > 0) {
if (count > 0) {// 如果删除的数量大于 0
if (deleteData) {
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
} // 如果删除的是 TABLE.DATA 表中的记录,则通知 content resolver 对应的 Uri 对应的笔记数据已经发生了变化
getContext().getContentResolver().notifyChange(uri, null);
}
return count;
return count;// 返回删除的数量
}
@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
int count = 0;
String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase();
boolean updateData = false;
switch (mMatcher.match(uri)) {
int count = 0;// 受影响的行数
String id = null;// 被更新的笔记或数据项的ID
SQLiteDatabase db = mHelper.getWritableDatabase();// 获取可写数据库
boolean updateData = false;// 是否更新数据项
switch (mMatcher.match(uri)) {// 使用 switch 语句处理不同类型的 URI
case URI_NOTE:
increaseNoteVersion(-1, selection, selectionArgs);
count = db.update(TABLE.NOTE, values, selection, selectionArgs);
increaseNoteVersion(-1, selection, selectionArgs);// 在更新前增加所有受影响的笔记的版本号
count = db.update(TABLE.NOTE, values, selection, selectionArgs);// 更新数据库中的行并获取受影响的行数
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
id = uri.getPathSegments().get(1);// 在更新前增加笔记的版本号
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); // 更新数据库中的行并获取受影响的行数
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs);
break;
@ -257,20 +260,20 @@ public class NotesProvider extends ContentProvider {
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
// 如果有行被更新,通知已注册的 ContentObserver
if (count > 0) {
if (updateData) {
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null);
}
return count;
return count; // 返回受影响的行数
}
// 辅助方法,如果传递了 selection 参数,则将其添加到 SQL 查询中
private String parseSelection(String selection) {
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : "");
}
// 辅助方法,在更新笔记之前增加其版本号
private void increaseNoteVersion(long id, String selection, String[] selectionArgs) {
StringBuilder sql = new StringBuilder(120);
sql.append("UPDATE ");
@ -278,7 +281,7 @@ public class NotesProvider extends ContentProvider {
sql.append(" SET ");
sql.append(NoteColumns.VERSION);
sql.append("=" + NoteColumns.VERSION + "+1 ");
// 如果传递了 ID 或 selection 参数,则将其添加到 SQL 查询中
if (id > 0 || !TextUtils.isEmpty(selection)) {
sql.append(" WHERE ");
}
@ -293,12 +296,12 @@ public class NotesProvider extends ContentProvider {
sql.append(selectString);
}
mHelper.getWritableDatabase().execSQL(sql.toString());
mHelper.getWritableDatabase().execSQL(sql.toString());// 执行 SQL 查询以更新笔记的版本号
}
@Override
public String getType(Uri uri) {
// TODO Auto-generated method stub
// TODO Auto-generated method stub这是一个待办事项,需要根据 ContentProvider需求添加适当的 MIME类型。
return null;
}

@ -33,104 +33,108 @@ import net.micode.notes.tool.ResourceParser.NoteBgResources;
public class WorkingNote {
// Note for the working note
private Note mNote;
// Note Id
// Note for the working note(工作笔记类)
private Note mNote;// 笔记
// Note Id/笔记ID
private long mNoteId;
// Note content
// Note content笔记内容
private String mContent;
// Note mode
// Note mode笔记模式
private int mMode;
private long mAlertDate;
private long mAlertDate;// 提醒日期
private long mModifiedDate;
private long mModifiedDate;// 修改日期
private int mBgColorId;
private int mBgColorId;// 背景颜色ID
private int mWidgetId;
private int mWidgetId;// 小部件ID
private int mWidgetType;
private int mWidgetType;// 小部件类型
private long mFolderId;
private long mFolderId;// 文件夹ID
private Context mContext;
private Context mContext;// 上下文
private static final String TAG = "WorkingNote";
private static final String TAG = "WorkingNote";// 标签
private boolean mIsDeleted;
private boolean mIsDeleted;// 是否已删除
private NoteSettingChangedListener mNoteSettingStatusListener;
private NoteSettingChangedListener mNoteSettingStatusListener;// 笔记设置改变监听器
public static final String[] DATA_PROJECTION = new String[] {
DataColumns.ID,
DataColumns.CONTENT,
DataColumns.MIME_TYPE,
DataColumns.DATA1,
DataColumns.DATA2,
DataColumns.DATA3,
DataColumns.DATA4,
public static final String[] DATA_PROJECTION = new String[] {// 查询数据时需要返回的列名数组
DataColumns.ID,// ID列
DataColumns.CONTENT, // 内容列
DataColumns.MIME_TYPE, // MIME类型列
DataColumns.DATA1, // 数据列1
DataColumns.DATA2,// 数据列2
DataColumns.DATA3, // 数据列3
DataColumns.DATA4,// 数据列4
};
public static final String[] NOTE_PROJECTION = new String[] {
NoteColumns.PARENT_ID,
NoteColumns.ALERTED_DATE,
NoteColumns.BG_COLOR_ID,
NoteColumns.WIDGET_ID,
NoteColumns.WIDGET_TYPE,
NoteColumns.MODIFIED_DATE
NoteColumns.PARENT_ID,// 父ID列
NoteColumns.ALERTED_DATE,// 提醒日期列
NoteColumns.BG_COLOR_ID,// 背景颜色ID列
NoteColumns.WIDGET_ID,// 小部件ID列
NoteColumns.WIDGET_TYPE,// 小部件类型列
NoteColumns.MODIFIED_DATE // 修改日期列
};
private static final int DATA_ID_COLUMN = 0;
private static final int DATA_ID_COLUMN = 0;// 数据表中数据ID列的索引常量整数值为0
private static final int DATA_CONTENT_COLUMN = 1;
private static final int DATA_MIME_TYPE_COLUMN = 2;
private static final int DATA_CONTENT_COLUMN = 1; // 数据表中数据内容列的索引常量整数值为1
private static final int DATA_MODE_COLUMN = 3;
private static final int NOTE_PARENT_ID_COLUMN = 0;
private static final int DATA_MIME_TYPE_COLUMN = 2;// 数据表中数据MIME类型列的索引常量整数值为2
private static final int NOTE_ALERTED_DATE_COLUMN = 1;
private static final int NOTE_BG_COLOR_ID_COLUMN = 2;
private static final int DATA_MODE_COLUMN = 3; // 数据表中数据模式列的索引常量整数值为3
private static final int NOTE_WIDGET_ID_COLUMN = 3;
private static final int NOTE_WIDGET_TYPE_COLUMN = 4;
private static final int NOTE_PARENT_ID_COLUMN = 0; // 笔记表中笔记父ID列的索引常量整数值为0
private static final int NOTE_MODIFIED_DATE_COLUMN = 5;
private static final int NOTE_ALERTED_DATE_COLUMN = 1;// 笔记表中笔记提醒日期列的索引常量整数值为1
// New note construct
private static final int NOTE_BG_COLOR_ID_COLUMN = 2;// 笔记表中笔记背景色ID列的索引常量整数值为2
private static final int NOTE_WIDGET_ID_COLUMN = 3; // 笔记表中笔记小部件ID列的索引常量整数值为3
private static final int NOTE_WIDGET_TYPE_COLUMN = 4;// 笔记表中笔记小部件类型列的索引常量整数值为4
private static final int NOTE_MODIFIED_DATE_COLUMN = 5;// 笔记表中笔记修改日期列的索引常量整数值为5
// New note construct创建新的笔记构造函数传入上下文和文件夹ID
private WorkingNote(Context context, long folderId) {
mContext = context;
mAlertDate = 0;
mModifiedDate = System.currentTimeMillis();
mFolderId = folderId;
mNote = new Note();
mNoteId = 0;
mIsDeleted = false;
mMode = 0;
mWidgetType = Notes.TYPE_WIDGET_INVALIDE;
mContext = context;// 初始化上下文
mAlertDate = 0;// 提醒日期设置为0
mModifiedDate = System.currentTimeMillis(); // 修改日期设置为当前时间
mFolderId = folderId;// 设置文件夹ID
mNote = new Note(); // 创建一个新的Note对象
mNoteId = 0;// 设置笔记ID为0
mIsDeleted = false;// 设置是否已删除为false
mMode = 0;// 设置工作模式为0
mWidgetType = Notes.TYPE_WIDGET_INVALIDE;// 设置小部件类型为无效类型
}
// Existing note construct
// Existing note construct加载现有笔记的构造函数传入上下文、笔记ID和文件夹ID
private WorkingNote(Context context, long noteId, long folderId) {
mContext = context;
mNoteId = noteId;
mFolderId = folderId;
mIsDeleted = false;
mNote = new Note();
loadNote();
mContext = context; // 初始化上下文
mNoteId = noteId;// 设置笔记ID
mFolderId = folderId;---------------------------// 设置文件夹ID
mIsDeleted = false;// 设置是否已删除为false
mNote = new Note(); // 创建一个新的Note对象
loadNote();// 加载现有笔记
}
private void loadNote() {
Cursor cursor = mContext.getContentResolver().query(
private void loadNote() {// 通过笔记ID查询笔记的游标
Cursor cursor = mContext.getContentResolver().query(// 通过笔记ID查询笔记的游标
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null,
null, null);
if (cursor != null) {
if (cursor.moveToFirst()) {
if (cursor.moveToFirst()) {// 从游标中获取笔记的相关信息
mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN);
mBgColorId = cursor.getInt(NOTE_BG_COLOR_ID_COLUMN);
mWidgetId = cursor.getInt(NOTE_WIDGET_ID_COLUMN);
@ -139,14 +143,14 @@ public class WorkingNote {
mModifiedDate = cursor.getLong(NOTE_MODIFIED_DATE_COLUMN);
}
cursor.close();
} else {
} else {// 如果找不到笔记,则记录错误日志并抛出异常
Log.e(TAG, "No note with id:" + mNoteId);
throw new IllegalArgumentException("Unable to find note with id " + mNoteId);
}
}// 加载笔记的数据
loadNoteData();
}
private void loadNoteData() {
private void loadNoteData() { // 通过笔记ID查询笔记数据的游标
Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION,
DataColumns.NOTE_ID + "=?", new String[] {
String.valueOf(mNoteId)
@ -154,26 +158,26 @@ public class WorkingNote {
if (cursor != null) {
if (cursor.moveToFirst()) {
do {
do {// 获取笔记数据的类型
String type = cursor.getString(DATA_MIME_TYPE_COLUMN);
if (DataConstants.NOTE.equals(type)) {
if (DataConstants.NOTE.equals(type)) {// 如果是笔记文本数据则获取内容和模式并设置笔记的文本数据ID
mContent = cursor.getString(DATA_CONTENT_COLUMN);
mMode = cursor.getInt(DATA_MODE_COLUMN);
mNote.setTextDataId(cursor.getLong(DATA_ID_COLUMN));
} else if (DataConstants.CALL_NOTE.equals(type)) {
mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN));
mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN));// 如果是电话笔记数据则设置笔记的电话数据ID
} else {
Log.d(TAG, "Wrong note type with type:" + type);
}
}// 如果是其他类型的笔记数据,则记录错误日志
} while (cursor.moveToNext());
}
cursor.close();
} else {
} else { // 如果找不到笔记数据,则记录错误日志并抛出异常
Log.e(TAG, "No data with id:" + mNoteId);
throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId);
}
}
// 创建一个空笔记
public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId,
int widgetType, int defaultBgColorId) {
WorkingNote note = new WorkingNote(context, folderId);
@ -182,24 +186,24 @@ public class WorkingNote {
note.setWidgetType(widgetType);
return note;
}
// 加载笔记
public static WorkingNote load(Context context, long id) {
return new WorkingNote(context, id, 0);
}
// 保存笔记
public synchronized boolean saveNote() {
if (isWorthSaving()) {
if (!existInDatabase()) {
if (!existInDatabase()) {// 如果笔记还不存在于数据库中则为其生成一个新的ID
if ((mNoteId = Note.getNewNoteId(mContext, mFolderId)) == 0) {
Log.e(TAG, "Create new note fail with id:" + mNoteId);
return false;
}
}
// 将笔记同步到数据库中
mNote.syncNote(mContext, mNoteId);
/**
* Update widget content if there exist any widget of this note
* Update widget content if there exist any widget of this note
*/
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& mWidgetType != Notes.TYPE_WIDGET_INVALIDE
@ -211,11 +215,11 @@ public class WorkingNote {
return false;
}
}
// 判断笔记是否已经存在于数据库中
public boolean existInDatabase() {
return mNoteId > 0;
}
// 判断笔记是否值得保存
private boolean isWorthSaving() {
if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent))
|| (existInDatabase() && !mNote.isLocalModified())) {
@ -224,11 +228,11 @@ public class WorkingNote {
return true;
}
}
// 设置笔记设置状态改变的监听器
public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) {
mNoteSettingStatusListener = l;
}
// 设置提醒日期
public void setAlertDate(long date, boolean set) {
if (date != mAlertDate) {
mAlertDate = date;
@ -238,7 +242,7 @@ public class WorkingNote {
mNoteSettingStatusListener.onClockAlertChanged(date, set);
}
}
// 标记笔记是否被删除
public void markDeleted(boolean mark) {
mIsDeleted = mark;
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
@ -246,7 +250,7 @@ public class WorkingNote {
mNoteSettingStatusListener.onWidgetChanged();
}
}
// 设置笔记的背景颜色
public void setBgColorId(int id) {
if (id != mBgColorId) {
mBgColorId = id;
@ -256,7 +260,7 @@ public class WorkingNote {
mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id));
}
}
// 设置笔记的检查列表模式
public void setCheckListMode(int mode) {
if (mMode != mode) {
if (mNoteSettingStatusListener != null) {
@ -266,78 +270,78 @@ public class WorkingNote {
mNote.setTextData(TextNote.MODE, String.valueOf(mMode));
}
}
// 设置笔记的小部件类型
public void setWidgetType(int type) {
if (type != mWidgetType) {
mWidgetType = type;
mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType));
}
}
// 设置笔记的小部件ID
public void setWidgetId(int id) {
if (id != mWidgetId) {
mWidgetId = id;
mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId));
}
}
//设置文本内容
public void setWorkingText(String text) {
if (!TextUtils.equals(mContent, text)) {
mContent = text;
mNote.setTextData(DataColumns.CONTENT, mContent);
}
}
//这是一个将笔记转换为电话记录的方法。它包含电话号码和通话日期,并更新笔记对象的值
public void convertToCallNote(String phoneNumber, long callDate) {
mNote.setCallData(CallNote.CALL_DATE, String.valueOf(callDate));
mNote.setCallData(CallNote.PHONE_NUMBER, phoneNumber);
mNote.setNoteValue(NoteColumns.PARENT_ID, String.valueOf(Notes.ID_CALL_RECORD_FOLDER));
}
//指示笔记是否有闹钟提醒
public boolean hasClockAlert() {
return (mAlertDate > 0 ? true : false);
}
// 返回笔记的文本内容
public String getContent() {
return mContent;
}
// 返回笔记的警报日期
public long getAlertDate() {
return mAlertDate;
}
// 返回笔记的修改日期
public long getModifiedDate() {
return mModifiedDate;
}
// 返回笔记的背景颜色资源ID
public int getBgColorResId() {
return NoteBgResources.getNoteBgResource(mBgColorId);
}
// 返回笔记的背景颜色ID
public int getBgColorId() {
return mBgColorId;
}
// 返回笔记标题的背景颜色资源ID
public int getTitleBgResId() {
return NoteBgResources.getNoteTitleBgResource(mBgColorId);
}
// 返回笔记的检查清单模式
public int getCheckListMode() {
return mMode;
}
// 返回笔记的ID
public long getNoteId() {
return mNoteId;
}
// 返回笔记所在文件夹的ID
public long getFolderId() {
return mFolderId;
}
// 返回笔记所属的小部件ID
public int getWidgetId() {
return mWidgetId;
}
// 返回笔记所属的小部件类型
public int getWidgetType() {
return mWidgetType;
}

@ -17,17 +17,18 @@
package net.micode.notes.gtask.exception;
public class ActionFailureException extends RuntimeException {
private static final long serialVersionUID = 4425249765923293627L;
public ActionFailureException() {
super();
super(); // 调用父类的构造函数
}
public ActionFailureException(String paramString) {
super(paramString);
super(paramString); // 调用父类的构造函数,并传入异常信息
}
public ActionFailureException(String paramString, Throwable paramThrowable) {
super(paramString, paramThrowable);
super(paramString, paramThrowable); // 调用父类的构造函数,并传入异常信息和原始异常
}
}

@ -37,82 +37,82 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
void onComplete();
}
private Context mContext;
private Context mContext; // 上下文对象
private NotificationManager mNotifiManager;
private NotificationManager mNotifiManager; // 通知管理器对象
private GTaskManager mTaskManager;
private GTaskManager mTaskManager; // GTask 管理器对象
private OnCompleteListener mOnCompleteListener;
private OnCompleteListener mOnCompleteListener; // 异步任务完成后的回调接口
public GTaskASyncTask(Context context, OnCompleteListener listener) {
mContext = context;
mOnCompleteListener = listener;
mContext = context; // 初始化上下文对象
mOnCompleteListener = listener; // 初始化回调接口
mNotifiManager = (NotificationManager) mContext
.getSystemService(Context.NOTIFICATION_SERVICE);
mTaskManager = GTaskManager.getInstance();
.getSystemService(Context.NOTIFICATION_SERVICE); // 初始化通知管理器对象
mTaskManager = GTaskManager.getInstance(); // 获取 GTask 管理器对象的单例
}
public void cancelSync() {
mTaskManager.cancelSync();
mTaskManager.cancelSync(); // 取消 GTask 同步
}
public void publishProgess(String message) {
publishProgress(new String[] {
message
});
message
}); // 向主线程发布进度更新
}
private void showNotification(int tickerId, String content) {
Notification notification = new Notification(R.drawable.notification, mContext
.getString(tickerId), System.currentTimeMillis());
notification.defaults = Notification.DEFAULT_LIGHTS;
notification.flags = Notification.FLAG_AUTO_CANCEL;
.getString(tickerId), System.currentTimeMillis()); // 创建通知
notification.defaults = Notification.DEFAULT_LIGHTS; // 设置默认的通知灯光
notification.flags = Notification.FLAG_AUTO_CANCEL; // 设置通知被点击后自动取消
PendingIntent pendingIntent;
if (tickerId != R.string.ticker_success) {
if (tickerId != R.string.ticker_success) { // 如果是同步失败的通知
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesPreferenceActivity.class), 0);
NotesPreferenceActivity.class), 0); // 点击通知后打开 NotesPreferenceActivity
} else {
} else { // 如果是同步成功的通知
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesListActivity.class), 0);
NotesListActivity.class), 0); // 点击通知后打开 NotesListActivity
}
//notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
// pendingIntent);
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
// pendingIntent); // 设置通知的标题、内容和点击后的操作
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification); // 发送通知
}
@Override
protected Integer doInBackground(Void... unused) {
publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
.getSyncAccountName(mContext)));
return mTaskManager.sync(mContext, this);
.getSyncAccountName(mContext))); // 向主线程发布进度更新,显示正在登录的提示信息
return mTaskManager.sync(mContext, this); // 开始 GTask 同步,并返回同步结果
}
@Override
protected void onProgressUpdate(String... progress) {
showNotification(R.string.ticker_syncing, progress[0]);
showNotification(R.string.ticker_syncing, progress[0]); // 显示同步进度的通知
if (mContext instanceof GTaskSyncService) {
((GTaskSyncService) mContext).sendBroadcast(progress[0]);
((GTaskSyncService) mContext).sendBroadcast(progress[0]); // 向 GTaskSyncService 发送广播,以便更新 UI
}
}
@Override
protected void onPostExecute(Integer result) {
if (result == GTaskManager.STATE_SUCCESS) {
if (result == GTaskManager.STATE_SUCCESS) { // 如果同步成功
showNotification(R.string.ticker_success, mContext.getString(
R.string.success_sync_account, mTaskManager.getSyncAccount()));
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis());
} else if (result == GTaskManager.STATE_NETWORK_ERROR) {
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network));
} else if (result == GTaskManager.STATE_INTERNAL_ERROR) {
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal));
} else if (result == GTaskManager.STATE_SYNC_CANCELLED) {
R.string.success_sync_account, mTaskManager.getSyncAccount())); // 显示同步成功的通知
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); // 更新最后同步时间
} else if (result == GTaskManager.STATE_NETWORK_ERROR) { // 如果网络错误
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network)); // 显示同步失败的通知,提示网络错误
} else if (result == GTaskManager.STATE_INTERNAL_ERROR) { // 如果内部错误
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal)); // 显示同步失败的通知,提示内部错误
} else if (result == GTaskManager.STATE_SYNC_CANCELLED) { // 如果同步被取消
showNotification(R.string.ticker_cancel, mContext
.getString(R.string.error_sync_cancelled));
.getString(R.string.error_sync_cancelled)); // 显示同步被取消的通知
}
if (mOnCompleteListener != null) {
new Thread(new Runnable() {
if (mOnCompleteListener != null) { // 如果设置了 OnCompleteListener
new Thread(new Runnable() { // 在新线程中执行 OnCompleteListener
public void run() {
mOnCompleteListener.onComplete();
@ -120,4 +120,4 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
}).start();
}
}
}
}

@ -0,0 +1,668 @@
/*
* 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.remote;
import android.accounts.Account;
import android.accounts.AccountManager;
import android.accounts.AccountManagerFuture;
import android.app.Activity;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import net.micode.notes.gtask.data.Node;
import net.micode.notes.gtask.data.Task;
import net.micode.notes.gtask.data.TaskList;
import net.micode.notes.gtask.exception.ActionFailureException;
import net.micode.notes.gtask.exception.NetworkFailureException;
import net.micode.notes.tool.GTaskStringUtils;
import net.micode.notes.ui.NotesPreferenceActivity;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.cookie.Cookie;
import org.apache.http.impl.client.BasicCookieStore;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.LinkedList;
import java.util.List;
import java.util.zip.GZIPInputStream;
import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream;
public class GTaskClient {
private static final String TAG = GTaskClient.class.getSimpleName();
private static final String GTASK_URL = "https://mail.google.com/tasks/"; // GTask 的基础 URL
private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig"; // 获取 GTask 数据的 URL
private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig"; // 提交 GTask 数据的 URL
private static GTaskClient mInstance = null; // 单例模式,保存 GTaskClient 的唯一实例
private DefaultHttpClient mHttpClient; // HTTP 客户端
private String mGetUrl; // 获取 GTask 数据的完整 URL
private String mPostUrl; // 提交 GTask 数据的完整 URL
private long mClientVersion; // 客户端版本号
private boolean mLoggedin; // 是否已登录
private long mLastLoginTime; // 上次登录时间
private int mActionId; // 操作 ID
private Account mAccount; // GTask 帐户
private JSONArray mUpdateArray; // 待更新的 GTask 数据
private GTaskClient() {
mHttpClient = null; // 初始化 HTTP 客户端为 null
mGetUrl = GTASK_GET_URL; // 初始化获取 GTask 数据的 URL
mPostUrl = GTASK_POST_URL; // 初始化提交 GTask 数据的 URL
mClientVersion = -1; // 初始化客户端版本号为 -1
mLoggedin = false; // 初始化登录状态为 false
mLastLoginTime = 0; // 初始化上次登录时间为 0
mActionId = 1; // 初始化操作 ID 为 1
mAccount = null; // 初始化 GTask 帐户为 null
mUpdateArray = null; // 初始化待更新的 GTask 数据为 null
}/*GTaskClientmHttpClientmAccountmUpdateArray null mGetUrlmPostUrl GTask URLmClientVersion -1mLoggedin falsemLastLoginTime 0mActionId 1
使访privateGTaskClient使GTaskClient*/
public static synchronized GTaskClient getInstance() {
if (mInstance == null) { // 如果唯一实例不存在
mInstance = new GTaskClient(); // 则创建一个新实例
}
return mInstance; // 返回唯一实例
}/*GTaskClientmInstance
线使synchronized线访
mInstanceGTaskClient.getInstance()GTaskClient*/
public boolean login(Activity activity) {
// we suppose that the cookie would expire after 5 minutes
// then we need to re-login
final long interval = 1000 * 60 * 5;
if (mLastLoginTime + interval < System.currentTimeMillis()) {
mLoggedin = false;
}
// need to re-login after account switch
if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) {
mLoggedin = false;
}
if (mLoggedin) { // 如果已登录,则直接返回
Log.d(TAG, "already logged in");
return true;
}
mLastLoginTime = System.currentTimeMillis(); // 记录登录时间
String authToken = loginGoogleAccount(activity, false); // 登录 Google 帐户,获取授权令牌
if (authToken == null) { // 如果登录失败,则返回 false
Log.e(TAG, "login google account failed");
return false;
}
// login with custom domain if necessary
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
.endsWith("googlemail.com"))) { // 如果不是 Gmail 或 Googlemail 帐户,则使用自定义域名登录
StringBuilder url = new StringBuilder(GTASK_URL).append("a/"); // 构造自定义域名的 URL
int index = mAccount.name.indexOf('@') + 1;
String suffix = mAccount.name.substring(index);
url.append(suffix + "/");
mGetUrl = url.toString() + "ig"; // 更新获取 GTask 数据的 URL
mPostUrl = url.toString() + "r/ig"; // 更新提交 GTask 数据的 URL
if (tryToLoginGtask(activity, authToken)) { // 尝试登录 GTask
mLoggedin = true; // 登录成功
}
}
// 如果自定义域名登录失败,则使用 Google 官方 URL 登录
if (!mLoggedin) {
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
if (!tryToLoginGtask(activity, authToken)) {
return false;
}
}
mLoggedin = true; // 登录成功
return true;
}/* GTask 5 mLoggedin false
mLoggedin false
true使loginGoogleAccount() Google
false Gmail Googlemail 使 GTask GTask URL GTask
使 Google URL
使mLoggedin true*/
private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
String authToken;
AccountManager accountManager = AccountManager.get(activity); // 获取 AccountManager 实例
Account[] accounts = accountManager.getAccountsByType("com.google"); // 获取所有 Google 帐户
if (accounts.length == 0) { // 如果没有可用的 Google 帐户,则返回 null
Log.e(TAG, "there is no available google account");
return null;
}
String accountName = NotesPreferenceActivity.getSyncAccountName(activity); // 获取设置中的同步帐户名称
Account account = null;
for (Account a : accounts) {
if (a.name.equals(accountName)) { // 如果找到同名帐户,则使用该帐户
account = a;
break;
}
}
if (account != null) {
mAccount = account; // 更新当前使用的帐户
} else {
Log.e(TAG, "unable to get an account with the same name in the settings");
return null;
}
// get the token now
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
"goanna_mobile", null, activity, null, null); // 获取 token
try {
Bundle authTokenBundle = accountManagerFuture.getResult();
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN); // 从 Bundle 中获取 token
if (invalidateToken) { // 如果需要使 token 失效
accountManager.invalidateAuthToken("com.google", authToken); // 使 token 失效
loginGoogleAccount(activity, false); // 重新登录
}
} catch (Exception e) { // 获取 token 失败
Log.e(TAG, "get auth token failed");
authToken = null;
}
return authToken; // 返回 token
}
/* Google token访 Google
Google 使
使AccountManager token token
invalidateTokentrue使 token token
*/
private boolean tryToLoginGtask(Activity activity, String authToken) {
if (!loginGtask(authToken)) { // 如果登录 GTask 失败
// maybe the auth token is out of date, now let's invalidate the
// token and try again
authToken = loginGoogleAccount(activity, true); // 使 token 失效并重新登录
if (authToken == null) { // 如果重新登录失败,则返回 false
Log.e(TAG, "login google account failed");
return false;
}
if (!loginGtask(authToken)) { // 如果重新登录 GTask 仍然失败,则返回 false
Log.e(TAG, "login gtask failed");
return false;
}
}
return true; // 登录 GTask 成功,返回 true
}
/* GTaskauthTokenloginGoogleAccount() Google token
GTask 使 token GTask
falsetrue
*/
private boolean loginGtask(String authToken) {
int timeoutConnection = 10000;
int timeoutSocket = 15000;
HttpParams httpParameters = new BasicHttpParams();
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
// 设置 HttpClient 的参数
mHttpClient = new DefaultHttpClient(httpParameters);
BasicCookieStore localBasicCookieStore = new BasicCookieStore();
mHttpClient.setCookieStore(localBasicCookieStore);
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
// login gtask
try {
String loginUrl = mGetUrl + "?auth=" + authToken;
HttpGet httpGet = new HttpGet(loginUrl); // 创建 HTTP GET 请求
HttpResponse response = mHttpClient.execute(httpGet); // 执行请求
// 获取 cookie
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
boolean hasAuthCookie = false;
for (Cookie cookie : cookies) {
if (cookie.getName().contains("GTL")) {
hasAuthCookie = true;
}
}
if (!hasAuthCookie) {
Log.w(TAG, "it seems that there is no auth cookie");
}
// 获取客户端版本
String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
int begin = resString.indexOf(jsBegin);
int end = resString.lastIndexOf(jsEnd);
String jsString = null;
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end);
}
JSONObject js = new JSONObject(jsString);
mClientVersion = js.getLong("v");
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
} catch (Exception e) {
// simply catch all exceptions
Log.e(TAG, "httpget gtask_url failed");
return false;
}
return true;
}
/*使authToken GTask
HTTP GET authToken URL
cookiemClientVersion
truefalsefalse
*/
private int getActionId() {
return mActionId++; // 返回下一个 action ID并将 mActionId 加 1
}
private HttpPost createHttpPost() {
HttpPost httpPost = new HttpPost(mPostUrl); // 创建一个 HTTP POST 请求
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8"); // 设置请求头的 Content-Type
httpPost.setHeader("AT", "1"); // 设置请求头的 AT 字段为 1
return httpPost; // 返回创建的 HTTP POST 请求
}/*getActionId() action IDmActionId 1 1
createHttpPost() HTTP POST Content-Type application/x-www-form-urlencoded;charset=utf-8 AT 1
HTTP POST
*/
private String getResponseContent(HttpEntity entity) throws IOException {
String contentEncoding = null;
if (entity.getContentEncoding() != null) {
contentEncoding = entity.getContentEncoding().getValue(); // 获取响应内容的编码方式
Log.d(TAG, "encoding: " + contentEncoding);
}
InputStream input = entity.getContent(); // 获取响应内容的输入流
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
input = new GZIPInputStream(entity.getContent()); // 如果响应内容被 gzip 压缩了,则创建一个 GZIPInputStream 解压缩
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
Inflater inflater = new Inflater(true);
input = new InflaterInputStream(entity.getContent(), inflater); // 如果响应内容被 deflate 压缩了,则创建一个 InflaterInputStream 解压缩
}
try {
InputStreamReader isr = new InputStreamReader(input); // 创建一个 InputStreamReader 对象
BufferedReader br = new BufferedReader(isr); // 创建一个 BufferedReader 对象
StringBuilder sb = new StringBuilder(); // 创建一个 StringBuilder 对象
while (true) {
String buff = br.readLine(); // 逐行读取响应内容
if (buff == null) {
return sb.toString(); // 如果读到了末尾,则返回读取到的响应内容
}
sb = sb.append(buff); // 将读取到的响应内容追加到 StringBuilder 对象中
}
} finally {
input.close(); // 关闭输入流
}
}
/*getResponseContent(HttpEntity entity)HttpEntity
gzip GZIPInputStream ; deflate InflaterInputStream
使 InputStreamReader BufferedReader StringBuilder
*/
private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
}
HttpPost httpPost = createHttpPost(); // 创建 HTTP POST 请求
try {
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
list.add(new BasicNameValuePair("r", js.toString())); // 将传入的 JSONObject 对象转为字符串,并添加到请求参数中
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8"); // 创建一个 UrlEncodedFormEntity 对象,用于封装请求参数
httpPost.setEntity(entity); // 将 UrlEncodedFormEntity 对象设置为 HTTP POST 请求的实体
// execute the post
HttpResponse response = mHttpClient.execute(httpPost); // 执行 HTTP POST 请求
String jsString = getResponseContent(response.getEntity()); // 获取响应内容,并将其解压(如果响应内容被压缩了),然后转为字符串
return new JSONObject(jsString); // 将响应内容转为 JSONObject 对象
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed");
} catch (IOException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed");
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("unable to convert response content to jsonobject");
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("error occurs when posting request");
}
}
/*postRequest(JSONObject js) HTTP POST JSONObject
HTTP POST JSONObject UrlEncodedFormEntity HTTP POST
HTTP POST JSONObject JSONObject
HTTP POST JSONObject
*/
public void createTask(Task task) throws NetworkFailureException {
commitUpdate(); // 提交所有未提交的更新操作
try {
JSONObject jsPost = new JSONObject(); // 创建一个新的 JSONObject 对象
JSONArray actionList = new JSONArray(); // 创建一个新的 JSONArray 对象,用于存储操作列表
// action_list
actionList.put(task.getCreateAction(getActionId())); // 将新增任务的操作添加到操作列表中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 将操作列表添加到 JSONObject 对象中
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 添加客户端版本号到 JSONObject 对象中
// post
JSONObject jsResponse = postRequest(jsPost); // 向服务器发送 HTTP POST 请求,并获取响应内容
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0); // 从响应内容中获取结果列表,并获取第一个结果
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 获取新任务的 ID并将其设置为 Task 对象的 gid 属性
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create task: handing jsonobject failed");
}
}
/*createTask(Task task)commitUpdate()
JSONObject JSONArray JSONObject JSONObject
HTTP POST ID Task gid
JSONObject
*/
public void createTaskList(TaskList tasklist) throws NetworkFailureException {
commitUpdate(); // 提交所有未提交的更新操作
try {
JSONObject jsPost = new JSONObject(); // 创建一个新的 JSONObject 对象
JSONArray actionList = new JSONArray(); // 创建一个新的 JSONArray 对象,用于存储操作列表
// action_list
actionList.put(tasklist.getCreateAction(getActionId())); // 将新增任务列表的操作添加到操作列表中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 将操作列表添加到 JSONObject 对象中
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 添加客户端版本号到 JSONObject 对象中
// post
JSONObject jsResponse = postRequest(jsPost); // 向服务器发送 HTTP POST 请求,并获取响应内容
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0); // 从响应内容中获取结果列表,并获取第一个结果
tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 获取新任务列表的 ID并将其设置为 TaskList 对象的 gid 属性
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create tasklist: handing jsonobject failed");
}
}
/*createTaskList(TaskList tasklist)commitUpdate()
JSONObject JSONArray JSONObject JSONObject
HTTP POST ID TaskList gid
JSONObject
*/
public void commitUpdate() throws NetworkFailureException {
if (mUpdateArray != null) { // 判断更新操作列表是否为空
try {
JSONObject jsPost = new JSONObject(); // 创建一个新的 JSONObject 对象
// action_list
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray); // 将更新操作列表添加到 JSONObject 对象中
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 添加客户端版本号到 JSONObject 对象中
postRequest(jsPost); // 向服务器发送 HTTP POST 请求,提交更新操作
mUpdateArray = null; // 更新操作提交成功后,清空更新操作列表
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("commit update: handing jsonobject failed");
}
}
}
/*commitUpdate() JSONObject JSONObject JSONObject
HTTP POST
JSONObject
*/
public void addUpdateNode(Node node) throws NetworkFailureException {
if (node != null) { // 判断 Node 对象是否为空
// too many update items may result in an error
// set max to 10 items
if (mUpdateArray != null && mUpdateArray.length() > 10) { // 判断更新操作列表是否已满
commitUpdate(); // 如果已满,则提交所有未提交的更新操作
}
if (mUpdateArray == null)
mUpdateArray = new JSONArray(); // 如果更新操作列表还未创建,则创建一个新的 JSONArray 对象
mUpdateArray.put(node.getUpdateAction(getActionId())); // 将 Node 对象的更新操作添加到更新操作列表中
}
}
/*addUpdateNode(Node node) Node
10commitUpdate()
JSONArray
Node
*/
public void moveTask(Task task, TaskList preParent, TaskList curParent)
throws NetworkFailureException {
commitUpdate(); // 先提交所有未提交的更新操作
try {
JSONObject jsPost = new JSONObject(); // 创建一个新的 JSONObject 对象
JSONArray actionList = new JSONArray(); // 创建一个新的 JSONArray 对象,用于存储更新操作
JSONObject action = new JSONObject(); // 创建一个新的 JSONObject 对象,用于存储移动任务的操作
// action_list
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE); // 设置操作类型为移动任务
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); // 设置操作 ID
action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid()); // 设置任务的 GID
if (preParent == curParent && task.getPriorSibling() != null) {
// put prioring_sibing_id only if moving within the tasklist and
// it is not the first one
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling()); // 如果是在同一任务列表中移动任务,则设置前一个任务的 GID
}
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); // 设置任务的原始任务列表的 GID
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); // 设置任务的目标任务列表的 GID
if (preParent != curParent) {
// put the dest_list only if moving between tasklists
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid()); // 如果是在不同的任务列表之间移动任务,则设置任务的目标任务列表的 GID
}
actionList.put(action); // 将移动任务的操作添加到更新操作列表中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 将更新操作列表添加到 JSONObject 对象中
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 添加客户端版本号到 JSONObject 对象中
postRequest(jsPost); // 向服务器发送 HTTP POST 请求,提交更新操作
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("move task: handing jsonobject failed");
}
}
/*moveTask(Task task, TaskList preParent, TaskList curParent)
commitUpdate() JSONObject
ID GID GID GID GID GID
JSONObject JSONObject HTTP POST
JSONObject ActionFailureException
*/
public void deleteNode(Node node) throws NetworkFailureException {
commitUpdate(); // 先提交所有未提交的更新操作
try {
JSONObject jsPost = new JSONObject(); // 创建一个新的 JSONObject 对象
JSONArray actionList = new JSONArray(); // 创建一个新的 JSONArray 对象,用于存储更新操作
// action_list
node.setDeleted(true); // 将节点标记为已删除
actionList.put(node.getUpdateAction(getActionId())); // 将节点的更新操作添加到更新操作列表中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 将更新操作列表添加到 JSONObject 对象中
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 添加客户端版本号到 JSONObject 对象中
postRequest(jsPost); // 向服务器发送 HTTP POST 请求,提交更新操作
mUpdateArray = null; // 将更新操作数组置为空
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("delete node: handing jsonobject failed"); // 处理 JSONObject 对象时出现异常,则抛出 ActionFailureException 异常
}
}
/*
JSONObject
HTTP POST JSONObject ActionFailureException
*/
public JSONArray getTaskLists() throws NetworkFailureException {
if (!mLoggedin) { // 如果用户没有登录,则抛出 ActionFailureException 异常
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
}
try {
HttpGet httpGet = new HttpGet(mGetUrl); // 创建一个新的 HttpGet 请求对象
HttpResponse response = null;
response = mHttpClient.execute(httpGet); // 执行 HttpGet 请求
// get the task list
String resString = getResponseContent(response.getEntity()); // 获取响应内容
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
int begin = resString.indexOf(jsBegin);
int end = resString.lastIndexOf(jsEnd);
String jsString = null;
if (begin != -1 && end != -1 && begin < end) { // 如果响应内容中包含任务列表,那么提取出来
jsString = resString.substring(begin + jsBegin.length(), end);
}
JSONObject js = new JSONObject(jsString); // 将任务列表转换成 JSONObject 对象
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS); // 返回任务列表数组
} catch (ClientProtocolException e) { // 如果发生协议错误,则抛出 NetworkFailureException 异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed");
} catch (IOException e) { // 如果发生 I/O 错误,则抛出 NetworkFailureException 异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed");
} catch (JSONException e) { // 如果处理 JSONObject 对象时出现异常,则抛出 ActionFailureException 异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task lists: handing jasonobject failed");
}
}
/* JSONArray
HttpGet
JSONObject
HttpGet JSONObject NetworkFailureException ActionFailureException
*/
public JSONArray getTaskList(String listGid) throws NetworkFailureException {
commitUpdate(); // 提交所有未提交的更改
try {
JSONObject jsPost = new JSONObject(); // 创建一个新的 JSONObject 对象
JSONArray actionList = new JSONArray(); // 创建一个新的 JSONArray 对象
JSONObject action = new JSONObject(); // 创建一个新的 JSONObject 对象
// action_list
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL); // 设置 action 的类型为 "getall"
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); // 设置 action 的 ID
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); // 设置 action 操作的任务列表 ID
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); // 设置是否获取已删除的任务
actionList.put(action); // 将 action 添加到 action_list 中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 将 action_list 添加到 jsPost 中
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 设置客户端版本号
JSONObject jsResponse = postRequest(jsPost); // 发送请求并获取响应
return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS); // 从响应中获取任务列表并返回
} catch (JSONException e) { // 如果处理 JSONObject 对象时出现异常,则抛出 ActionFailureException 异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task list: handing jsonobject failed");
}
}
/* JSONArray
JSONArray
JSONObject ActionFailureException
*/
public Account getSyncAccount() {
return mAccount;
}
//这个方法返回GTaskClient的同步账户即当前使用的 Google 帐户)。
public void resetUpdateArray() {
mUpdateArray = null;
}
}
/*GTaskClientmUpdateArraynull
commitUpdate()resetUpdateArray()
*/

@ -0,0 +1,122 @@
/*
* 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.database.Cursor;
import android.util.Log;
import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONException;
import org.json.JSONObject;
public class MetaData extends Task {
private final static String TAG = MetaData.class.getSimpleName();
private String mRelatedGid = null;
public void setMeta(String gid, JSONObject metaInfo) {
try {
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
} catch (JSONException e) {
Log.e(TAG, "failed to put related gid");
}
setNotes(metaInfo.toString());
setName(GTaskStringUtils.META_NOTE_NAME);
}
/*
MetaData Task
Meta Data mRelatedGid null
setMeta getRelatedGid
setMeta gid JSON metaInfo
metaInfo GTaskStringUtils.META_HEAD_GTASK_ID gid
使 setNotes metaInfo GTaskStringUtils.META_NOTE_NAME
getRelatedGid mRelatedGid
*/
public String getRelatedGid() {
return mRelatedGid;
}
/*getRelatedGid()
MetaData mRelatedGid gid
*/
@Override
public boolean isWorthSaving() {
return getNotes() != null;
}
/*isWorthSaving() Task
null true
false
*/
@Override
public void setContentByRemoteJSON(JSONObject js) {// 调用父类的方法来设置 JSON 内容
super.setContentByRemoteJSON(js);// 检查是否存在与对象相关联的注释notes
if (getNotes() != null) {
try {
// 将注释内容解析为 JSON 对象
JSONObject metaInfo = new JSONObject(getNotes().trim());
// 从 JSON 对象中提取 GTASK_ID 字段的值,并将其存储在 mRelatedGid 变量中
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
} catch (JSONException e) {
///如果在解析注释时出现异常,则将 mRelatedGid 变量设置为 null并记录一个警告日志
Log.w(TAG, "failed to get related gid");
mRelatedGid = null;
}
}
}
/* MetaData isWorthSaving setContentByRemoteJSON
isWorthSaving Task
null true false
setContentByRemoteJSON Task
JSONObject js Task setContentByRemoteJSON
null
null JSONObject metaInfo metaInfo GTaskStringUtils.META_HEAD_GTASK_ID
mRelatedGid metaInfo mRelatedGid null*/
@Override
public void setContentByLocalJSON(JSONObject js) {
// this function should not be called
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
}
@Override
public JSONObject getLocalJSONFromContent() {
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
}
@Override
public int getSyncAction(Cursor c) {
throw new IllegalAccessError("MetaData:getSyncAction should not be called");
}
}
/*override Task MetaData 使
setContentByLocalJSON IllegalAccessError
getLocalJSONFromContent IllegalAccessError
getSyncAction IllegalAccessError
*/

@ -17,17 +17,18 @@
package net.micode.notes.gtask.exception;
public class NetworkFailureException extends Exception {
private static final long serialVersionUID = 2107610287180234136L;
public NetworkFailureException() {
super();
super(); // 调用父类的构造函数
}
public NetworkFailureException(String paramString) {
super(paramString);
super(paramString); // 调用父类的构造函数,并传入异常信息
}
public NetworkFailureException(String paramString, Throwable paramThrowable) {
super(paramString, paramThrowable);
super(paramString, paramThrowable); // 调用父类的构造函数,并传入异常信息和原始异常
}
}

@ -0,0 +1,183 @@
/*
* 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.database.Cursor;
import org.json.JSONObject;
public abstract class Node {
public static final int SYNC_ACTION_NONE = 0;
public static final int SYNC_ACTION_ADD_REMOTE = 1;
public static final int SYNC_ACTION_ADD_LOCAL = 2;
public static final int SYNC_ACTION_DEL_REMOTE = 3;
public static final int SYNC_ACTION_DEL_LOCAL = 4;
public static final int SYNC_ACTION_UPDATE_REMOTE = 5;
public static final int SYNC_ACTION_UPDATE_LOCAL = 6;
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;
public static final int SYNC_ACTION_ERROR = 8;
private String mGid;
private String mName;
private long mLastModified;
private boolean mDeleted;
/* Node
mGid gid gid
mName
mLastModified
mDeletedtrue false
SYNC_ACTION_*使
SYNC_ACTION_NONE
SYNC_ACTION_ADD_REMOTE
SYNC_ACTION_ADD_LOCAL
SYNC_ACTION_DEL_REMOTE
SYNC_ACTION_DEL_LOCAL
SYNC_ACTION_UPDATE_REMOTE
SYNC_ACTION_UPDATE_LOCAL
SYNC_ACTION_UPDATE_CONFLICT
SYNC_ACTION_ERROR
Node Node Node */
public Node() {
mGid = null;
mName = "";
mLastModified = 0;
mDeleted = false;
}
/* Node mGidmNamemLastModified mDeleted
mGid null
mName
mLastModified 0 0
mDeleted false
*/
public abstract JSONObject getCreateAction(int actionId);
public abstract JSONObject getUpdateAction(int actionId);
public abstract void setContentByRemoteJSON(JSONObject js);
public abstract void setContentByLocalJSON(JSONObject js);
public abstract JSONObject getLocalJSONFromContent();
public abstract int getSyncAction(Cursor c);
/* Node
getCreateAction(int actionId) JSON actionId JSON
getUpdateAction(int actionId) JSON getCreateAction actionId
setContentByRemoteJSON(JSONObject js) JSON
setContentByLocalJSON(JSONObject js) JSON
getLocalJSONFromContent() JSON
getSyncAction(Cursor c)
使 Node */
public void setGid(String gid) {
this.mGid = gid;
}
/* Node setGid gid
String gid
gid mGid 便使
gid
*/
public void setName(String name) {
this.mName = name;
}
/* Node mName
name mName
this
*/
public void setLastModified(long lastModified) {
this.mLastModified = lastModified;
}
/*setLastModifiedlonglastModified
this
lastModifiedmLastModified便getter
*/
public void setDeleted(boolean deleted) {
this.mDeleted = deleted;
}
/*JavasetDeletedbooleandeleted
this
deletedmDeleted便getter
deletedtruedeletedfalse
*/
public String getGid() {
return this.mGid;
}
public String getName() {
return this.mName;
}
/*JavagetGidgetNamemGidmNameID
this
getGidID便使ID
getName
*/
public long getLastModified() {
return this.mLastModified;
}
/*JavagetLastModifiedmLastModified
this
便使
getLastModified便使
*/
public boolean getDeleted() {
return this.mDeleted;
}
/*JavagetDeletedmDeleted
this
便使
getDeletedboolean
truefalse
*/
}

@ -0,0 +1,245 @@
/*
* 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.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.util.Log;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
import net.micode.notes.gtask.exception.ActionFailureException;
import org.json.JSONException;
import org.json.JSONObject;
public class SqlData {
private static final String TAG = SqlData.class.getSimpleName();
private static final int INVALID_ID = -99999;
public static final String[] PROJECTION_DATA = new String[] {
DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
DataColumns.DATA3
};
/*JavaSqlData
TAGSqlData
INVALID_IDID-99999
PROJECTION_DATADataColumnsIDMIME_TYPECONTENTDATA1DATA3
访使*/
public static final int DATA_ID_COLUMN = 0;
public static final int DATA_MIME_TYPE_COLUMN = 1;
public static final int DATA_CONTENT_COLUMN = 2;
public static final int DATA_CONTENT_DATA_1_COLUMN = 3;
public static final int DATA_CONTENT_DATA_3_COLUMN = 4;
private ContentResolver mContentResolver;
private boolean mIsCreate;
private long mDataId;
private String mDataMimeType;
private String mDataContent;
private long mDataContentData1;
private String mDataContentData3;
private ContentValues mDiffDataValues;
/*JavaSqlData
DATA_ID_COLUMNID
DATA_MIME_TYPE_COLUMNMIME
DATA_CONTENT_COLUMN
DATA_CONTENT_DATA_1_COLUMNDATA1
DATA_CONTENT_DATA_3_COLUMNDATA3
ContentResolvermContentResolverbooleanmIsCreatelongmDataIdStringmDataMimeTypeStringmDataContentlongmDataContentData1StringmDataContentData3ContentValuesmDiffDataValues
ContentValuesAndroidmDiffDataValues*/
// 构造函数用于初始化一个SqlData对象的实例
public SqlData(Context context) {
mContentResolver = context.getContentResolver();// 获取ContentResolver对象用于访问ContentProvider中的数据
mIsCreate = true;// 初始化数据的创建状态
mDataId = INVALID_ID; // 初始化数据的ID值
mDataMimeType = DataConstants.NOTE;// 初始化数据的MIME类型为NOTE
mDataContent = ""; // 初始化数据的内容为空字符串
mDataContentData1 = 0; // 初始化数据的数据内容Data1为0
mDataContentData3 = "";// 初始化数据的数据内容Data3为空字符串
mDiffDataValues = new ContentValues();// 初始化差异数据的ContentValues对象用于保存数据的不同之处
}
// 定义SqlData类该类用于处理数据库中的数据
public SqlData(Context context, Cursor c) {
// 获取ContentResolver对象
mContentResolver = context.getContentResolver();
// 设置初始状态为非创建状态
mIsCreate = false;
// 从Cursor对象中读取数据并将数据加载到
loadFromCursor(c);
// 创建一个新的ContentValues对象用于存储数据的差异
mDiffDataValues = new ContentValues();
}
/*该构造函数主要是用于初始化SqlData对象并且在初始化过程中从Cursor对象中读取数据同时创建一个新的ContentValues对象以备后续存储数据的差异。*/
/*定义了一个私有方法loadFromCursor该方法接收一个Cursor对象作为参数并且在该方法中从Cursor对象中读取数据将这些数据加载到SqlData对象中。*/
// 从Cursor对象中读取数据并将数据加载到SqlData对象中
private void loadFromCursor(Cursor c) {
// 从Cursor对象中读取数据id
mDataId = c.getLong(DATA_ID_COLUMN);
// 从Cursor对象中读取数据类型
mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN);
// 从Cursor对象中读取数据内容
mDataContent = c.getString(DATA_CONTENT_COLUMN);
// 从Cursor对象中读取数据内容的第一个数据项
mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN);
// 从Cursor对象中读取数据内容的第三个数据项
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN);
}
/*该方法主要是用于从Cursor对象中读取数据并将这些数据加载到SqlData对象的相关成员变量中。其中数据的读取顺序和类型需要与Cursor对象中的列名一一对应。*/
public void setContent(JSONObject js) throws JSONException {// 设置SqlData对象的内容
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;// 从JSONObject对象中获取数据id
if (mIsCreate || mDataId != dataId) {
mDiffDataValues.put(DataColumns.ID, dataId);
}
mDataId = dataId; // 如果当前SqlData对象是创建状态或者数据id与当前对象的数据id不同将数据id加入到差异数据值对象中
//setContent方法的主要部分用于设置SqlData对象的各个成员变量值并且在设置过程中检查差异数据。
String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE)
: DataConstants.NOTE;
if (mIsCreate || !mDataMimeType.equals(dataMimeType)) {
mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType);
}
mDataMimeType = dataMimeType;
// 从JSONObject对象中获取数据类型并将其设置为SqlData对象的数据类型
String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : "";
if (mIsCreate || !mDataContent.equals(dataContent)) {
mDiffDataValues.put(DataColumns.CONTENT, dataContent);
}
mDataContent = dataContent;
// 从JSONObject对象中获取数据内容的第一个数据项并将其设置为SqlData对象的数据内容的第一个数据项
long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0;
if (mIsCreate || mDataContentData1 != dataContentData1) {
mDiffDataValues.put(DataColumns.DATA1, dataContentData1);
}
mDataContentData1 = dataContentData1;
// 从JSONObject对象中获取数据内容的第三个数据项并将其设置为SqlData对象的数据内容的第三个数据项
String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : "";
if (mIsCreate || !mDataContentData3.equals(dataContentData3)) {
mDiffDataValues.put(DataColumns.DATA3, dataContentData3);
}
mDataContentData3 = dataContentData3;
}
/*JSONObjectSqlData
SqlDataJSONObject
*/
public JSONObject getContent() throws JSONException {
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet");
return null;
}
JSONObject js = new JSONObject();
js.put(DataColumns.ID, mDataId);
js.put(DataColumns.MIME_TYPE, mDataMimeType);
js.put(DataColumns.CONTENT, mDataContent);
js.put(DataColumns.DATA1, mDataContentData1);
js.put(DataColumns.DATA3, mDataContentData3);
return js;
}
/*getContent()JSONObject
JSONException
mIsCreate boolean true nullJSONObjectmDataIdmDataMimeTypemDataContentmDataContentData1mDataContentData3
JSONObject*/
public void commit(long noteId, boolean validateVersion, long version) {
if (mIsCreate) {
if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) {
mDiffDataValues.remove(DataColumns.ID);
}
mDiffDataValues.put(DataColumns.NOTE_ID, noteId);
Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues);
try {
mDataId = Long.valueOf(uri.getPathSegments().get(1));
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
throw new ActionFailureException("create note failed");
}
} else {
if (mDiffDataValues.size() > 0) {
int result = 0;
if (!validateVersion) {
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null);
} else {
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues,
" ? in (SELECT " + NoteColumns.ID + " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.VERSION + "=?)", new String[] {
String.valueOf(noteId), String.valueOf(version)
});
}
if (result == 0) {
Log.w(TAG, "there is no update. maybe user updates note when syncing");
}
}
}
mDiffDataValues.clear();
mIsCreate = false;
}
/*commit()
noteId long ID;
validateVersion boolean ;
version long
mIsCreatebooleantrue
mDiffDataValues DataColumns.ID
DataColumns.NOTE_ID noteIdmDiffDataValuesNotes.CONTENT_DATA_URIUriUri ID mDataId
ID ActionFailureException
mIsCreate false
mDiffDataValuesmContentResolver.update()
validateVersion falseNoteColumns.VERSIONversionNoteColumns.IDnoteId
mDiffDataValuesmIsCreate false*/
public long getId() {
return mDataId;
}//定义了一个名为getId()的方法返回一个long类型的值表示当前笔记的ID。
//直接返回成员变量mDataId因此不会引发任何异常。
}
6

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#Thu Apr 13 13:41:37 CST 2023
gradle.version=7.5

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@ -0,0 +1,29 @@
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<project version="4">
<component name="deploymentTargetDropDown">
<targetSelectedWithDropDown>
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<type value="QUICK_BOOT_TARGET" />
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<value value="C:\Users\蔡玉祥\.android\avd\Resizable_Experimental_API_UpsideDownCake.avd" />
</Key>
</deviceKey>
</Target>
</targetSelectedWithDropDown>
<<<<<<< HEAD
<<<<<<< HEAD:src/.idea/deploymentTargetDropDown.xml
<timeTargetWasSelectedWithDropDown value="2023-04-07T06:36:29.852905700Z" />
=======
<timeTargetWasSelectedWithDropDown value="2023-04-07T06:44:46.634860500Z" />
>>>>>>> cyx_branch:.idea/deploymentTargetDropDown.xml
=======
<<<<<<< HEAD:.idea/deploymentTargetDropDown.xml
<timeTargetWasSelectedWithDropDown value="2023-04-07T06:44:46.634860500Z" />
=======
<timeTargetWasSelectedWithDropDown value="2023-04-07T06:36:29.852905700Z" />
>>>>>>> master:src/.idea/deploymentTargetDropDown.xml
>>>>>>> 25eb5a04c09307c5edd9569e8d491a90234c9d82
</component>
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@ -7,7 +7,7 @@
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@ -1,6 +1,6 @@
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<project version="4">
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@ -0,0 +1,33 @@
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<component name="FacetManager">
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@ -0,0 +1,34 @@
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@ -0,0 +1,33 @@
<?xml version="1.0" encoding="UTF-8"?>
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@ -0,0 +1,34 @@
<?xml version="1.0" encoding="UTF-8"?>
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@ -0,0 +1,28 @@
<?xml version="1.0" encoding="UTF-8"?>
<module external.linked.project.id=":app:unitTest" external.linked.project.path="$MODULE_DIR$/../../../app" external.root.project.path="$MODULE_DIR$/../../.." external.system.id="GRADLE" external.system.module.type="sourceSet" type="JAVA_MODULE" version="4">
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@ -0,0 +1,12 @@
<?xml version="1.0" encoding="UTF-8"?>
<module external.linked.project.id="src" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$" external.system.id="GRADLE" external.system.module.group="" external.system.module.version="unspecified" type="JAVA_MODULE" version="4">
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@ -0,0 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="" vcs="Git" />
<mapping directory="$PROJECT_DIR$/.." vcs="Git" />
</component>
</project>

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