ADD file via upload

ChenXingyu
mgqmu5wef 12 months ago
parent 15262fb685
commit 85d102415d

@ -0,0 +1,102 @@
package net.micode.notes.gtask.remote;
/*GTask
*
* private void showNotification(int tickerId, String content)
* protected Integer doInBackground(Void... unused) 线
* protected void onProgressUpdate(String... progress) 使 线
* protected void onPostExecute(Integer result) Handler UI使doInBackground UI
*/
public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
private static int GTASK_SYNC_NOTIFICATION_ID = 5234235;
public interface OnCompleteListener {
void onComplete();
}
private Context mContext;
private NotificationManager mNotifiManager;
private GTaskManager mTaskManager;
private OnCompleteListener mOnCompleteListener;
public GTaskASyncTask(Context context, OnCompleteListener listener) {
mContext = context;
mOnCompleteListener = listener;
mNotifiManager = (NotificationManager) mContext
.getSystemService(Context.NOTIFICATION_SERVICE);
mTaskManager = GTaskManager.getInstance();
}
public void cancelSync() {
mTaskManager.cancelSync();
}
public void publishProgess(String message) { // 发布进度单位系统将会调用onProgressUpdate()方法更新这些值
publishProgress(new String[] {
message
});
}
private void showNotification(int tickerId, String content) {
Notification notification = new Notification(R.drawable.notification, mContext
.getString(tickerId), System.currentTimeMillis());
notification.defaults = Notification.DEFAULT_LIGHTS; // 调用系统自带灯光
notification.flags = Notification.FLAG_AUTO_CANCEL; // 点击清除按钮或点击通知后会自动消失
PendingIntent pendingIntent; //一个描述了想要启动一个Activity、Broadcast或是Service的意图
if (tickerId != R.string.ticker_success) {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesPreferenceActivity.class), 0); //如果同步不成功那么从系统取得一个用于启动一个NotesPreferenceActivity的PendingIntent对象
} else {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesListActivity.class), 0); //如果同步成功那么从系统取得一个用于启动一个NotesListActivity的PendingIntent对象
}
notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
pendingIntent);
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);//通过NotificationManager对象的notify方法来执行一个notification的消息
}
@Override
protected Integer doInBackground(Void... unused) {
publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
.getSyncAccountName(mContext))); //利用getString,将把 NotesPreferenceActivity.getSyncAccountName(mContext))的字符串内容传进sync_progress_login中
return mTaskManager.sync(mContext, this); //进行后台同步具体操作
}
@Override
protected void onProgressUpdate(String... progress) {
showNotification(R.string.ticker_syncing, progress[0]);
if (mContext instanceof GTaskSyncService) { //instanceof 判断mContext是否是GTaskSyncService的实例
((GTaskSyncService) mContext).sendBroadcast(progress[0]);
}
}
@Override
protected void onPostExecute(Integer result) { //用于在执行完后台任务后更新UI,显示结果
if (result == GTaskManager.STATE_SUCCESS) {
showNotification(R.string.ticker_success, mContext.getString(
R.string.success_sync_account, mTaskManager.getSyncAccount()));
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); //设置最新同步的时间
} 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) {
showNotification(R.string.ticker_cancel, mContext
.getString(R.string.error_sync_cancelled));
} //几种不同情况下的结果显示
if (mOnCompleteListener != null) {
new Thread(new Runnable() { //这里好像是方法内的一个线程,但是并不太懂什么意思
public void run() { //完成后的操作使用onComplete()将所有值都重新初始化,相当于完成一次操作
mOnCompleteListener.onComplete();
}
}).start();
}
}
}
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