diff --git a/src/NotesPreferenceActivity.java b/src/NotesPreferenceActivity.java new file mode 100644 index 0000000..3034fee --- /dev/null +++ b/src/NotesPreferenceActivity.java @@ -0,0 +1,549 @@ +/* + * 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.accounts.Account; +import android.accounts.AccountManager; +import android.app.ActionBar; +import android.app.AlertDialog; +import android.content.BroadcastReceiver; +import android.content.ContentValues; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.IntentFilter; +import android.content.SharedPreferences; +import android.os.Bundle; +import android.preference.Preference; +import android.preference.Preference.OnPreferenceClickListener; +import android.preference.PreferenceActivity; +import android.preference.PreferenceCategory; +import android.text.TextUtils; +import android.text.format.DateFormat; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.View; +import android.widget.Button; +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; + + + +/** + * @projectName（项目名称）: xiaomi label + * @package（包）: ui + * @className（类名称）: NotesPreferenceActivity + * @description（类描述）: 继承了PreferenceActivity主要功能为对系统信息和配置进行自动保存的Activity，在小米便签中主要实现的是对背景颜色和字体大小的数据储存 + * @author（创建人）: zhangchaoqun + * @createDate（创建时间）: datetime + * @updateUser（修改人）: user + * @updateDate（修改时间）: datetime + * @updateRemark（修改备注）: 说明本次修改内容 + * @version（版本）: v1.0 + */ +public class NotesPreferenceActivity extends PreferenceActivity { + public static final String PREFERENCE_NAME = "notes_preferences";//优先名 + + public static final String PREFERENCE_SYNC_ACCOUNT_NAME = "pref_key_account_name";//同步账号 + + public static final String PREFERENCE_LAST_SYNC_TIME = "pref_last_sync_time";//同步时间 + + public static final String PREFERENCE_SET_BG_COLOR_KEY = "pref_key_bg_random_appear"; + + private static final String PREFERENCE_SYNC_ACCOUNT_KEY = "pref_sync_account_key";//同步密码 + + private static final String AUTHORITIES_FILTER_KEY = "authorities";//本地密码 + + private PreferenceCategory mAccountCategory;//账号分组 + + private GTaskReceiver mReceiver;//同步任务接收器 + + private Account[] mOriAccounts;//账户 + + private boolean mHasAddedAccount;//账户的hash标记 + + + /** + * @description 描述:创建一个activity，在函数里要完成所有的正常静态设置 + * @param 参数1:icicle（存放了当前activity的状态） + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + @Override + protected void onCreate(Bundle icicle) { + super.onCreate(icicle); + + /* using the app icon for navigation */ + getActionBar().setDisplayHomeAsUpEnabled(true); + + addPreferencesFromResource(R.xml.preferences); + mAccountCategory = (PreferenceCategory) findPreference(PREFERENCE_SYNC_ACCOUNT_KEY); + mReceiver = new GTaskReceiver(); + IntentFilter filter = new IntentFilter(); + filter.addAction(GTaskSyncService.GTASK_SERVICE_BROADCAST_NAME); + registerReceiver(mReceiver, filter); + + mOriAccounts = null; + View header = LayoutInflater.from(this).inflate(R.layout.settings_header, null); + getListView().addHeaderView(header, null, true); + } + + + /** + * @description 描述:activity交互功能的实现，用于接受用户的输入 + * @param 参数1: + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + @Override + protected void onResume() { + super.onResume(); + + // need to set sync account automatically if user has added a new + // account + if (mHasAddedAccount) { + Account[] accounts = getGoogleAccounts(); + if (mOriAccounts != null && accounts.length > mOriAccounts.length) { + for (Account accountNew : accounts) { + boolean found = false; + for (Account accountOld : mOriAccounts) { + if (TextUtils.equals(accountOld.name, accountNew.name)) { + found = true; + break; + } + } + if (!found) { + setSyncAccount(accountNew.name); + break; + } + } + } + } + + refreshUI(); + } + + + /** + * @description 描述:销毁一个activity + * @param 参数1: + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + @Override + protected void onDestroy() { + if (mReceiver != null) { + unregisterReceiver(mReceiver); + } + super.onDestroy(); + } + + + /** + * @description 描述:重新设置账户信息 + * @param 参数1: + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + private void loadAccountPreference() { + mAccountCategory.removeAll(); + + Preference accountPref = new Preference(this); + final String defaultAccount = getSyncAccountName(this); + accountPref.setTitle(getString(R.string.preferences_account_title)); + accountPref.setSummary(getString(R.string.preferences_account_summary)); + accountPref.setOnPreferenceClickListener(new OnPreferenceClickListener() { + public boolean onPreferenceClick(Preference preference) { + if (!GTaskSyncService.isSyncing()) { + if (TextUtils.isEmpty(defaultAccount)) { + // the first time to set account + showSelectAccountAlertDialog(); + } else { + // if the account has already been set, we need to promp + // user about the risk + showChangeAccountConfirmAlertDialog(); + } + } else { + Toast.makeText(NotesPreferenceActivity.this, + R.string.preferences_toast_cannot_change_account, Toast.LENGTH_SHORT) + .show(); + } + return true; + } + }); + + mAccountCategory.addPreference(accountPref); + } + + + /** + * @description 描述:设置按键的状态和最后同步的时间 + * @param 参数1: + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + private void loadSyncButton() { + Button syncButton = (Button) findViewById(R.id.preference_sync_button); + TextView lastSyncTimeView = (TextView) findViewById(R.id.prefenerece_sync_status_textview); + + // set button state + if (GTaskSyncService.isSyncing()) { + syncButton.setText(getString(R.string.preferences_button_sync_cancel)); + syncButton.setOnClickListener(new View.OnClickListener() { + public void onClick(View v) { + GTaskSyncService.cancelSync(NotesPreferenceActivity.this); + } + }); + } else { + syncButton.setText(getString(R.string.preferences_button_sync_immediately)); + syncButton.setOnClickListener(new View.OnClickListener() { + public void onClick(View v) { + GTaskSyncService.startSync(NotesPreferenceActivity.this); + } + }); + } + syncButton.setEnabled(!TextUtils.isEmpty(getSyncAccountName(this))); + + // set last sync time + if (GTaskSyncService.isSyncing()) { + lastSyncTimeView.setText(GTaskSyncService.getProgressString()); + lastSyncTimeView.setVisibility(View.VISIBLE); + } else { + long lastSyncTime = getLastSyncTime(this); + if (lastSyncTime != 0) { + lastSyncTimeView.setText(getString(R.string.preferences_last_sync_time, + DateFormat.format(getString(R.string.preferences_last_sync_time_format), + lastSyncTime))); + lastSyncTimeView.setVisibility(View.VISIBLE); + } else { + lastSyncTimeView.setVisibility(View.GONE); + } + } + } + + + /** + * @description 描述:刷新标签界面 + * @param 参数1: + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + private void refreshUI() { + loadAccountPreference();//上文中的设置账号 + loadSyncButton();//上文设置按键 + } + + + /** + * @description 描述:显示账户选择的对话框并进行账户的设置 + * @param 参数1: + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + private void showSelectAccountAlertDialog() { + AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this); + + 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); + + Account[] accounts = getGoogleAccounts(); + String defAccount = getSyncAccountName(this); + + mOriAccounts = accounts; + mHasAddedAccount = false; + + if (accounts.length > 0) { + CharSequence[] items = new CharSequence[accounts.length]; + final CharSequence[] itemMapping = items; + int checkedItem = -1; + int index = 0; + for (Account account : accounts) { + if (TextUtils.equals(account.name, defAccount)) { + checkedItem = index; + } + items[index++] = account.name; + } + dialogBuilder.setSingleChoiceItems(items, checkedItem, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + setSyncAccount(itemMapping[which].toString()); + dialog.dismiss(); + refreshUI(); + } + }); + } + + View addAccountView = LayoutInflater.from(this).inflate(R.layout.add_account_text, null); + dialogBuilder.setView(addAccountView); + + final AlertDialog dialog = dialogBuilder.show(); + addAccountView.setOnClickListener(new View.OnClickListener() { + 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" + }); + startActivityForResult(intent, -1); + dialog.dismiss(); + } + }); + } + + + /** + * @description 描述:显示账户选择对话框和相关账户操作 + * @param 参数1: + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + private void showChangeAccountConfirmAlertDialog() { + AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this); + + 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, + getSyncAccountName(this))); + TextView subtitleTextView = (TextView) titleView.findViewById(R.id.account_dialog_subtitle); + subtitleTextView.setText(getString(R.string.preferences_dialog_change_account_warn_msg)); + dialogBuilder.setCustomTitle(titleView); + + CharSequence[] menuItemArray = new CharSequence[] { + getString(R.string.preferences_menu_change_account), + getString(R.string.preferences_menu_remove_account), + getString(R.string.preferences_menu_cancel) + }; + dialogBuilder.setItems(menuItemArray, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + if (which == 0) { + showSelectAccountAlertDialog(); + } else if (which == 1) { + removeSyncAccount(); + refreshUI(); + } + } + }); + dialogBuilder.show(); + } + + + /** + * @description 描述:获取谷歌账户 + * @param 参数1: + * @param 参数2: + * @param 参数3: + * @return 返回值:Account返回得到的账户 + * @author zhangchaoqun + */ + private Account[] getGoogleAccounts() { + AccountManager accountManager = AccountManager.get(this); + return accountManager.getAccountsByType("com.google"); + } + + + /** + * @description 描述:设置同步账户 + * @param 参数1:account + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + private void setSyncAccount(String account) { + if (!getSyncAccountName(this).equals(account)) { + SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE); + SharedPreferences.Editor editor = settings.edit(); + if (account != null) { + editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, account); + } else { + editor.putString(PREFERENCE_SYNC_ACCOUNT_NAME, ""); + } + editor.commit(); + + // clean up last sync time + setLastSyncTime(this, 0); + + // clean up local gtask related info + new Thread(new Runnable() { + public void run() { + ContentValues values = new ContentValues(); + values.put(NoteColumns.GTASK_ID, ""); + values.put(NoteColumns.SYNC_ID, 0); + getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null); + } + }).start(); + + Toast.makeText(NotesPreferenceActivity.this, + getString(R.string.preferences_toast_success_set_accout, account), + Toast.LENGTH_SHORT).show(); + } + } + + + /** + * @description 描述:删除同步账户 + * @param 参数1: + * @param 参数2: + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + private void removeSyncAccount() { + SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE); + SharedPreferences.Editor editor = settings.edit(); + if (settings.contains(PREFERENCE_SYNC_ACCOUNT_NAME)) { + editor.remove(PREFERENCE_SYNC_ACCOUNT_NAME); + } + if (settings.contains(PREFERENCE_LAST_SYNC_TIME)) { + editor.remove(PREFERENCE_LAST_SYNC_TIME); + } + editor.commit(); + + // clean up local gtask related info + new Thread(new Runnable() { + public void run() { + ContentValues values = new ContentValues(); + values.put(NoteColumns.GTASK_ID, ""); + values.put(NoteColumns.SYNC_ID, 0); + getContentResolver().update(Notes.CONTENT_NOTE_URI, values, null, null); + } + }).start(); + } + + + /** + * @description 描述:获取同步账户名称 + * @param 参数1:context + * @param 参数2: + * @param 参数3: + * @return 返回值:String账户名 + * @author zhangchaoqun + */ + public static String getSyncAccountName(Context context) { + SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, + Context.MODE_PRIVATE); + return settings.getString(PREFERENCE_SYNC_ACCOUNT_NAME, ""); + } + + + /** + * @description 描述:设置最终同步的时间 + * @param 参数1:context + * @param 参数2:time + * @param 参数3: + * @return 返回值:void + * @author zhangchaoqun + */ + public static void setLastSyncTime(Context context, long time) { + SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, + Context.MODE_PRIVATE); + SharedPreferences.Editor editor = settings.edit(); + editor.putLong(PREFERENCE_LAST_SYNC_TIME, time); + editor.commit(); + } + + + /** + * @description 描述:获取最终同步时间 + * @param 参数1:context + * @param 参数2: + * @param 参数3: + * @return 返回值:long表示时间 + * @author zhangchaoqun + */ + public static long getLastSyncTime(Context context) { + SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, + Context.MODE_PRIVATE); + return settings.getLong(PREFERENCE_LAST_SYNC_TIME, 0); + } + + + /** + * @projectName（项目名称）: xiaomi label + * @package（包）: ui + * @className（类名称）: GTaskReceiver + * @description（类描述）: 继承于roadcastReceiver，用于接收同步信息 + * @author（创建人）: zhangchaoqun + * @createDate（创建时间）: datetime + * @updateUser（修改人）: user + * @updateDate（修改时间）: datetime + * @updateRemark（修改备注）: 说明本次修改内容 + * @version（版本）: v1.0 + */ + private class GTaskReceiver extends BroadcastReceiver { + + @Override + public void onReceive(Context context, Intent intent) { + 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)); + } + + } + } + + + /** + * @description 描述:处理菜单的选项 + * @param 参数1:item + * @param 参数2: + * @param 参数3: + * @return 返回值:bool是否处理成功 + * @author zhangchaoqun + */ + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case android.R.id.home: + Intent intent = new Intent(this, NotesListActivity.class); + intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); + startActivity(intent); + return true; + default: + return false; + } + } +}