public void setupTask(Task asyncTask) {
// Keep task
mAsyncTask = asyncTask;
// Wire task to tracker (this)
mAsyncTask.setProgressTracker(this);
// Start task
mAsyncTask.execute();
}
public void handleRetainedTask(Task task, OnTaskCompleteListener taskCompleteListener) {
this.taskCompleteListener = taskCompleteListener;
setupProgressDialog(taskCompleteListener.getContext());
// Restore retained task and attach it to tracker (this)
mAsyncTask = task;
mAsyncTask.setProgressTracker(this);
}
public Object retainTask() {
// Close progress dialog
mProgressDialog.cancel();
// Detach task from tracker (this) before retain
if (mAsyncTask != null) {
mAsyncTask.setProgressTracker(null);
}
// Retain task
return mAsyncTask;
}
@Override
public void onCancel(DialogInterface dialog) {
if (mAsyncTask == null) {
return;
}
// Cancel task
mAsyncTask.cancel(true);
// Notify activity about completion
taskCompleteListener.onTaskComplete(mAsyncTask);
// Reset task
mAsyncTask = null;
}
@Override
public void onTaskComplete(Task task) {
if (task != null && !task.isCancelled()) {
if (task instanceof AsyncCommand) {
AsyncCommand t = (AsyncCommand) task;
if (t.isSuccess()) {
setListAdapter();
} else {
Exception e = t.getException();
ExceptionHelper.onException(e, this, TAG);
}
}
}
}
@Override
public void onProgress(String message) {
if (mAsyncTask.isHidden()) {
return;
}
Context context = weakContext.get();
if (context == null) {
return;
}
// Show dialog if it wasn't shown yet or was removed on configuration
// (rotation) change
try {
if (!mProgressDialog.isShowing()) {
mProgressDialog.show();
}
} catch (Exception e) {
e.printStackTrace();
}
// Show current message in progress dialog
mProgressDialog.setMessage(message);
}
@Override
protected void onPostExecute(Boolean result) {
super.onPostExecute(result);
}