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java/net/micode/notes/ui/NotesPreferenceActivity.java

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duan
dxj 2 months ago
parent 8c81e9b068
commit a4f37ebbaf
1 changed files with 83 additions and 38 deletions
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117
java/net/micode/notes/ui/NotesPreferenceActivity.java
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@ -5,7 +5,7 @@
* 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
* <url id="d0s4q1f37oq8u4itada0" type="url" status="parsed" title="Apache License, Version 2.0" wc="10467">http://www.apache.org/licenses/LICENSE-2.0</url>
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
@ -49,41 +49,48 @@ import net.micode.notes.gtask.remote.GTaskSyncService;
public class NotesPreferenceActivity extends PreferenceActivity {
// 定义偏好设置名称
public static final String PREFERENCE_NAME = "notes_preferences";
// 定义同步账户名称偏好设置键
public static final String PREFERENCE_SYNC_ACCOUNT_NAME = "pref_key_account_name";
// 定义最后同步时间偏好设置键
public static final String PREFERENCE_LAST_SYNC_TIME = "pref_last_sync_time";
// 定义随机背景颜色偏好设置键
public static final String PREFERENCE_SET_BG_COLOR_KEY = "pref_key_bg_random_appear";
// 定义同步账户偏好设置键
private static final String PREFERENCE_SYNC_ACCOUNT_KEY = "pref_sync_account_key";
// 定义授权过滤键
private static final String AUTHORITIES_FILTER_KEY = "authorities";
// 定义账户类别偏好设置
private PreferenceCategory mAccountCategory;
// 定义同步服务广播接收器
private GTaskReceiver mReceiver;
// 定义原始账户数组
private Account[] mOriAccounts;
// 定义是否已添加账户的标志
private boolean mHasAddedAccount;
@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
/* using the app icon for navigation */
// 设置操作栏回家按钮可用
getActionBar().setDisplayHomeAsUpEnabled(true);
// 添加偏好设置资源
addPreferencesFromResource(R.xml.preferences);
// 获取账户类别偏好设置
mAccountCategory = (PreferenceCategory) findPreference(PREFERENCE_SYNC_ACCOUNT_KEY);
// 创建广播接收器
mReceiver = new GTaskReceiver();
// 创建意图过滤器并添加同步服务广播名称
IntentFilter filter = new IntentFilter();
filter.addAction(GTaskSyncService.GTASK_SERVICE_BROADCAST_NAME);
// 注册广播接收器
registerReceiver(mReceiver, filter);
mOriAccounts = null;
// 加载设置头部布局并添加到列表视图
View header = LayoutInflater.from(this).inflate(R.layout.settings_header, null);
getListView().addHeaderView(header, null, true);
}
@ -92,20 +99,23 @@ public class NotesPreferenceActivity extends PreferenceActivity {
protected void onResume() {
super.onResume();
// need to set sync account automatically if user has added a new
// account
// 如果用户添加了新账户，则自动设置同步账户
if (mHasAddedAccount) {
// 获取谷歌账户
Account[] accounts = getGoogleAccounts();
if (mOriAccounts != null && accounts.length > mOriAccounts.length) {
for (Account accountNew : accounts) {
boolean found = false;
for (Account accountOld : mOriAccounts) {
// 如果找到匹配的账户名称
if (TextUtils.equals(accountOld.name, accountNew.name)) {
found = true;
break;
}
}
// 如果未找到匹配的账户名称
if (!found) {
// 设置同步账户
setSyncAccount(accountNew.name);
break;
}
@ -113,36 +123,46 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
}
// 刷新 UI
refreshUI();
}
@Override
protected void onDestroy() {
// 注销广播接收器
if (mReceiver != null) {
unregisterReceiver(mReceiver);
}
super.onDestroy();
}
// 加载账户偏好设置
private void loadAccountPreference() {
// 移除所有账户偏好设置
mAccountCategory.removeAll();
// 创建新的账户偏好设置
Preference accountPref = new Preference(this);
// 获取默认同步账户名称
final String defaultAccount = getSyncAccountName(this);
// 设置账户偏好设置的标题和摘要
accountPref.setTitle(getString(R.string.preferences_account_title));
accountPref.setSummary(getString(R.string.preferences_account_summary));
// 设置账户偏好设置的点击监听器
accountPref.setOnPreferenceClickListener(new OnPreferenceClickListener() {
public boolean onPreferenceClick(Preference preference) {
// 如果同步服务未运行
if (!GTaskSyncService.isSyncing()) {
// 如果默认账户名称为空
if (TextUtils.isEmpty(defaultAccount)) {
// the first time to set account
// 显示选择账户对话框
showSelectAccountAlertDialog();
} else {
// if the account has already been set, we need to promp
// user about the risk
// 显示更改账户确认对话框
showChangeAccountConfirmAlertDialog();
}
} else {
// 显示无法更改账户的提示
Toast.makeText(NotesPreferenceActivity.this,
R.string.preferences_toast_cannot_change_account, Toast.LENGTH_SHORT)
.show();
@ -151,15 +171,19 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
});
// 添加账户偏好设置到账户类别
mAccountCategory.addPreference(accountPref);
}
// 加载同步按钮
private void loadSyncButton() {
// 获取同步按钮和最后同步时间文本视图
Button syncButton = (Button) findViewById(R.id.preference_sync_button);
TextView lastSyncTimeView = (TextView) findViewById(R.id.prefenerece_sync_status_textview);
// set button state
// 设置同步按钮状态
if (GTaskSyncService.isSyncing()) {
// 如果同步服务正在运行，设置按钮文本为取消同步
syncButton.setText(getString(R.string.preferences_button_sync_cancel));
syncButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
@ -167,6 +191,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
});
} else {
// 如果同步服务未运行，设置按钮文本为立即同步
syncButton.setText(getString(R.string.preferences_button_sync_immediately));
syncButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
@ -174,13 +199,16 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
});
}
// 设置同步按钮可用状态
syncButton.setEnabled(!TextUtils.isEmpty(getSyncAccountName(this)));
// set last sync time
// 设置最后同步时间文本视图
if (GTaskSyncService.isSyncing()) {
// 如果同步服务正在运行，显示同步进度
lastSyncTimeView.setText(GTaskSyncService.getProgressString());
lastSyncTimeView.setVisibility(View.VISIBLE);
} else {
// 如果同步服务未运行，显示最后同步时间
long lastSyncTime = getLastSyncTime(this);
if (lastSyncTime != 0) {
lastSyncTimeView.setText(getString(R.string.preferences_last_sync_time,
@ -193,29 +221,35 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
}
// 刷新 UI
private void refreshUI() {
// 加载账户偏好设置和同步按钮
loadAccountPreference();
loadSyncButton();
}
// 显示选择账户对话框
private void showSelectAccountAlertDialog() {
// 创建对话框构建器
AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
// 加载对话框标题布局
View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null);
TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title);
titleTextView.setText(getString(R.string.preferences_dialog_select_account_title));
TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle);
subtitleTextView.setText(getString(R.string.preferences_dialog_select_account_tips));
dialogBuilder.setCustomTitle(titleView);
dialogBuilder.setPositiveButton(null, null);
// 获取谷歌账户
Account[] accounts = getGoogleAccounts();
String defAccount = getSyncAccountName(this);
// 保存原始账户数组并重置添加账户标志
mOriAccounts = accounts;
mHasAddedAccount = false;
// 如果有谷歌账户，设置单选按钮
if (accounts.length > 0) {
CharSequence[] items = new CharSequence[accounts.length];
final CharSequence[] itemMapping = items;
@ -230,6 +264,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
dialogBuilder.setSingleChoiceItems(items, checkedItem,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
// 设置同步账户并关闭对话框
setSyncAccount(itemMapping[which].toString());
dialog.dismiss();
refreshUI();
@ -237,6 +272,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
});
}
// 加载添加账户布局并设置点击监听器
View addAccountView = LayoutInflater.from(this).inflate(R.layout.add_account_text, null);
dialogBuilder.setView(addAccountView);
@ -245,18 +281,19 @@ public class NotesPreferenceActivity extends PreferenceActivity {
public void onClick(View v) {
mHasAddedAccount = true;
Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
intent.putExtra(AUTHORITIES_FILTER_KEY, new String[] {
"gmail-ls"
});
intent.putExtra(AUTHORITIES_FILTER_KEY, new String[] { "gmail-ls" });
startActivityForResult(intent, -1);
dialog.dismiss();
}
});
}
// 显示更改账户确认对话框
private void showChangeAccountConfirmAlertDialog() {
// 创建对话框构建器
AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
// 加载对话框标题布局
View titleView = LayoutInflater.from(this).inflate(R.layout.account_dialog_title, null);
TextView titleTextView = (TextView) titleView.findViewById(R.id.account_dialog_title);
titleTextView.setText(getString(R.string.preferences_dialog_change_account_title,
@ -265,6 +302,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
subtitleTextView.setText(getString(R.string.preferences_dialog_change_account_warn_msg));
dialogBuilder.setCustomTitle(titleView);
// 设置菜单项
CharSequence[] menuItemArray = new CharSequence[] {
getString(R.string.preferences_menu_change_account),
getString(R.string.preferences_menu_remove_account),
@ -283,13 +321,16 @@ public class NotesPreferenceActivity extends PreferenceActivity {
dialogBuilder.show();
}
// 获取谷歌账户
private Account[] getGoogleAccounts() {
AccountManager accountManager = AccountManager.get(this);
return accountManager.getAccountsByType("com.google");
}
// 设置同步账户
private void setSyncAccount(String account) {
if (!getSyncAccountName(this).equals(account)) {
// 保存同步账户名称到偏好设置
SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit();
if (account != null) {
@ -299,10 +340,10 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
editor.commit();
// clean up last sync time
// 清除最后同步时间
setLastSyncTime(this, 0);
// clean up local gtask related info
// 清除本地与同步相关的数据
new Thread(new Runnable() {
public void run() {
ContentValues values = new ContentValues();
@ -312,13 +353,16 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
}).start();
// 显示设置账户成功的提示
Toast.makeText(NotesPreferenceActivity.this,
getString(R.string.preferences_toast_success_set_accout, account),
Toast.LENGTH_SHORT).show();
}
}
// 移除同步账户
private void removeSyncAccount() {
// 移除同步账户名称和最后同步时间
SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit();
if (settings.contains(PREFERENCE_SYNC_ACCOUNT_NAME)) {
@ -329,7 +373,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}
editor.commit();
// clean up local gtask related info
// 清除本地与同步相关的数据
new Thread(new Runnable() {
public void run() {
ContentValues values = new ContentValues();
@ -340,43 +384,44 @@ public class NotesPreferenceActivity extends PreferenceActivity {
}).start();
}
// 获取同步账户名称
public static String getSyncAccountName(Context context) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE);
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
return settings.getString(PREFERENCE_SYNC_ACCOUNT_NAME, "");
}
// 设置最后同步时间
public static void setLastSyncTime(Context context, long time) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE);
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = settings.edit();
editor.putLong(PREFERENCE_LAST_SYNC_TIME, time);
editor.commit();
}
// 获取最后同步时间
public static long getLastSyncTime(Context context) {
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME,
Context.MODE_PRIVATE);
SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
return settings.getLong(PREFERENCE_LAST_SYNC_TIME, 0);
}
// 定义同步服务广播接收器
private class GTaskReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
// 刷新 UI 并更新同步状态文本
refreshUI();
if (intent.getBooleanExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_IS_SYNCING, false)) {
TextView syncStatus = (TextView) findViewById(R.id.prefenerece_sync_status_textview);
syncStatus.setText(intent
.getStringExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_PROGRESS_MSG));
syncStatus.setText(intent.getStringExtra(GTaskSyncService.GTASK_SERVICE_BROADCAST_PROGRESS_MSG));
}
}
}
// 处理菜单项点击事件
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
// 返回笔记列表活动
Intent intent = new Intent(this, NotesListActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(intent);

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