/* * 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; } } }