public DoProgressAsync_AsyncTask(BaseActivity _this, int pTitleResID, andengine.util.progress.ProgressCallable <T> pCallable,
andengine.util.Callback <T> pCallback, andengine.util.Callback <Exception> pExceptionCallback)
{
this._this = _this;
this.pTitleResID = pTitleResID;
this.pCallable = pCallable;
this.pCallback = pCallback;
this.pExceptionCallback = pExceptionCallback;
}
/**
* Performs a task in the background, showing a {@link ProgressDialog} with a ProgressBar,
* while the {@link AsyncCallable} is being processed.
*
* @param <T>
* @param pTitleResID
* @param pMessageResID
* @param pErrorMessageResID
* @param pAsyncCallable
* @param pCallback
* @param pExceptionCallback
*/
protected void DoProgressAsync <T>(int pTitleResID, andengine.util.progress.ProgressCallable <T> pCallable, andengine.util.Callback <T> pCallback, andengine.util.Callback <Exception> pExceptionCallback)
{
/* Moved into new inner class: DoProssAsync_AsyncTask
* new AsyncTask<Void, Integer, T>() {
* private ProgressDialog mPD;
* private Exception mException = null;
*
* @Override
* public void onPreExecute() {
* this.mPD = new ProgressDialog(BaseActivity.this);
* this.mPD.setTitle(pTitleResID);
* this.mPD.setIcon(android.R.drawable.ic_menu_save);
* this.mPD.setIndeterminate(false);
* this.mPD.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
* this.mPD.show();
* super.onPreExecute();
* }
*
* @Override
* public T doInBackground(final Void... params) {
* try {
* return pCallable.call(new IProgressListener() {
* @Override
* public void onProgressChanged(final int pProgress) {
* onProgressUpdate(pProgress);
* }
* });
* } catch (final Exception e) {
* this.mException = e;
* }
* return null;
* }
*
* @Override
* public void onProgressUpdate(final Integer... values) {
* this.mPD.setProgress(values[0]);
* }
*
* @Override
* public void onPostExecute(final T result) {
* try {
* this.mPD.dismiss();
* } catch (final Exception e) {
* Debug.e("Error", e);
* /* Nothing. * /
* }
*
* if(this.isCancelled()) {
* this.mException = new CancelledException();
* }
*
* if(this.mException == null) {
* pCallback.onCallback(result);
* } else {
* if(pExceptionCallback == null) {
* Debug.e("Error", this.mException);
* } else {
* pExceptionCallback.onCallback(this.mException);
* }
* }
*
* super.onPostExecute(result);
* }
* }.execute((Void[]) null);
*/
new DoProgressAsync_AsyncTask <T>(this, pTitleResID, pCallable, pCallback, pExceptionCallback).Execute();
}
/**
* Performs a task in the background, showing a {@link ProgressDialog} with an ProgressBar,
* while the {@link AsyncCallable} is being processed.
*
* @param <T>
* @param pTitleResID
* @param pMessageResID
* @param pErrorMessageResID
* @param pAsyncCallable
* @param pCallback
*/
protected void DoProgressAsync <T>(int pTitleResID, andengine.util.progress.ProgressCallable <T> pCallable, andengine.util.Callback <T> pCallback)
{
this.DoProgressAsync <T>(pTitleResID, pCallable, pCallback, null);
}
