/* * 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.app.Notification; import android.app.NotificationManager; import android.app.PendingIntent; import android.content.Context; import android.content.Intent; import android.os.AsyncTask; import net.micode.notes.R; import net.micode.notes.ui.NotesListActivity; import net.micode.notes.ui.NotesPreferenceActivity; // 添加中文注释后 public class GTaskASyncTask extends AsyncTask { // 通知ID private static int GTASK_SYNC_NOTIFICATION_ID = 5234235; // 完成监听器 public interface OnCompleteListener { void onComplete(); } // 上下文 private Context mContext; // 通知管理器 private NotificationManager mNotifiManager; // 任务管理器 private GTaskManager mTaskManager; // 完成监听器 private OnCompleteListener mOnCompleteListener; // 构造函数 public GTaskASyncTask(Context context, OnCompleteListener listener) { mContext = context; mOnCompleteListener = listener; mNotifiManager = (NotificationManager) mContext .getSystemService(Context.NOTIFICATION_SERVICE); mTaskManager = GTaskManager.getInstance(); } // 取消同步 public void cancelSync() { mTaskManager.cancelSync(); } // 发布进度 public void publishProgess(String message) { publishProgress(new String[] { message }); } private void showNotification(int tickerId, String content) { // 创建一个新的通知 Notification notification = new Notification(R.drawable.notification, mContext .getString(tickerId), System.currentTimeMillis()); // 设置默认的提示音 notification.defaults = Notification.DEFAULT_LIGHTS; // 设置自动取消 notification.flags = Notification.FLAG_AUTO_CANCEL; PendingIntent pendingIntent; // 如果不是成功提示,则设置跳转到NotesPreferenceActivity if (tickerId != R.string.ticker_success) { pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, NotesPreferenceActivity.class), 0); // 如果是成功提示,则设置跳转到NotesListActivity } else { pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, NotesListActivity.class), 0); } // 设置通知的内容 notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content, pendingIntent); // 发送通知 mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification); } @Override protected Integer doInBackground(Void... unused) { // 发布进度,提示正在登录 publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity .getSyncAccountName(mContext))); // 返回任务管理器的结果 return mTaskManager.sync(mContext, this); } @Override protected void onProgressUpdate(String... progress) { // 显示进度条 showNotification(R.string.ticker_syncing, progress[0]); // 如果上下文是GTaskSyncService,则发送广播 if (mContext instanceof GTaskSyncService) { ((GTaskSyncService) mContext).sendBroadcast(progress[0]); } } @Override protected void onPostExecute(Integer result) { // 判断执行结果 if (result == GTaskManager.STATE_SUCCESS) { // 执行成功 showNotification(R.string.ticker_success, mContext.getString( R.string.success_sync_account, mTaskManager.getSyncAccount())); // 设置上一次同步时间 NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); } else if (result == GTaskManager.STATE_NETWORK_ERROR) { // 网络错误 showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network)); } else if (result == GTaskManager.STATE_INTERNAL_ERROR) { // 内部错误 showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal)); } else if (result == GTaskManager.STATE_SYNC_CANCELLED) { // 取消同步 showNotification(R.string.ticker_cancel, mContext .getString(R.string.error_sync_cancelled)); } // 执行完成回调 if (mOnCompleteListener != null) { new Thread(new Runnable() { public void run() { mOnCompleteListener.onComplete(); } }).start(); } } }