Evan Charlton wrote a great article that might help you.
http://evancharlton.com/thoughts/rotating-async-tasks/
-Mike dg
On May 10, 12:37 am, Aaron <aobrien...@gmail.com> wrote:
> I have a managed ProgressDialog that show the status as tasks are
> moving along. The Activity.show is kicked off by an AsyncTask
> progressUpdates and the final Activity.closeDialog is called through
> the AsyncTask as well. Everything works beautifully as long as the
> screen is not rotated...
>
> What am I doing wrong? I thought having the Activity manage my dialog
> would solve this for me... Here is the code I'm playing with:
>
> public class Enter extends Activity {
> ProgressDialog progressDialog;
> private final static int PROGRESS_DIALOG_ID = 1;
>
> @Override
> public void onCreate(Bundle savedInstanceState) {
> super.onCreate(savedInstanceState);
> setContentView(R.layout.main);
>
> Button button = (Button)findViewById(R.id.progressbar_button);
>
> button.setOnClickListener(new View.OnClickListener(){
>
> @SuppressWarnings("unchecked")
> public void onClick(View v) {
>
> Enter.this.showDialog(PROGRESS_DIALOG_ID);
> new AsyncTask(){
>
> @Override
> protected Object
> doInBackground(Object... params) {
> progressDialog.setMax(30);
> for (int a = 0; a < 30; a++){
> publishProgress(new
> Integer((a+1)));
> try {
>
> Thread.sleep(1000);
>
> Log.d("Enter", "Click: " + a);
> } catch
> (InterruptedException e) {
>
> e.printStackTrace();
> }
> }
> return null;
> }
>
> @Override
> protected void
> onProgressUpdate(Object... values) {
>
> super.onProgressUpdate(values);
> Integer progress =
> (Integer)values[0];
>
> progressDialog.setProgress(progress.intValue());
> }
>
> @Override
> protected void onPostExecute(Object
> result) {
> super.onPostExecute(result);
>
> Enter.this.dismissDialog(PROGRESS_DIALOG_ID);
> }
> }.execute((Object[]) null);
> }
> });
> }
>
> @Override
> protected Dialog onCreateDialog(int id) {
> Dialog dialog = null;
> if (id == PROGRESS_DIALOG_ID){
> progressDialog = new ProgressDialog(this);
>
> progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
> progressDialog.setTitle("Pleae Wait");
> progressDialog.setMessage("Running a long process...");
> progressDialog.setCancelable(true);
> dialog = progressDialog;
> }
> return dialog;
> }
>
> Thanks!
>
> -Aaron
>
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