I'm not blocking the UI thread. In my test I stubbed out doDraw so it
returns immediately and the behavior is the same. It's due to calling
dismissDialog from the runnable.
On Nov 7, 11:51 am, Romain Guy <romain...@android.com> wrote:
> It doesn't work because you are blocking the UI thread. You are not
> "streaming" the UI at all like I suggested you do. You need to show the
> dialog, then build the views by little batches so that you never block the
> UI thread for more than a few milliseconds at a time. Otherwise your app
> will appear frozen and might even get an ANR if the CPU is busy with another
> task,
>
>
>
> On Sun, Nov 7, 2010 at 9:49 AM, Bret Foreman <bret.fore...@gmail.com> wrote:
> > Following Romain's suggestion, I changed the code above to look as
> > below. The interesting thing to note is that the behavior remains
> > exactly the same. The dialog gets dismissed when the activity is new
> > but won't dismiss when there is a configuration change. According to
> > my understanding, the runnable is running on the UI thread so the
> > thread-safety of the framework should not be an issue. Is this a
> > framework bug?
>
> > public class MyActivityClass {
>
> > �...@override
> > protected void onCreate(Bundle savedInstanceState) {
> > super.onCreate(savedInstanceState);
> > setContentView( R.layout.showtableview );
> > doBuild(savedInstanceState);
> > }
>
> > Bundle SIS;
>
> > protected void doBuild( Bundle savedInstanceState ){
> > showDialog(drawingProgressDialogId);
> > ScreenBuildRunnable sbRunnable = new ScreenBuildRunnable();
> > Handler screenBuildHandler = new Handler();
> > SIS = savedInstanceState;
> > screenBuildHandler.postDelayed(sbRunnable, 100); // Wait 100
> > mS
> > for progress dialog to get drawn
> > }
>
> > private class ScreenBuildRunnable implements Runnable {
>
> > �...@override
> > public void run() {
> > LinearLayout topLevelLayout = new
> > LinearLayout(SpreadsheetActivity.this);
> > doDraw( SIS , topLevelLayout );
> > dismissDialog( drawingProgressDialogId );
> > setContentView(topLevelLayout);
> > }
> > }
> > }
>
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> --
> Romain Guy
> Android framework engineer
> romain...@android.com
>
> Note: please don't send private questions to me, as I don't have time to
> provide private support. All such questions should be posted on public
> forums, where I and others can see and answer them
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