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public class MyActivity extends Activity implements Runnable
{
    private final Handler handler = new Handler();

    private ProgressDialog dialog;

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    private void doSomething()
    {
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        dialog = new ProgressDialog(this);
        dialog.setIndeterminate(true);
        dialog.setMessage("Now in progress.");
        dialog.show();

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        doSomethingThread = new DoSomethingThread(handler, this);
        doSomethingThread.start();
    }

    public void run()
    {
        // ƒ_ƒCƒAƒƒO‚ð•Â‚��‚é
        dialog.dismiss();
    }
}

public DoSomethingThread() extends Thread
{
    private Handler handler;

    private final Runnable listener;

    public DoSomethingThread(Handler _handler, Runnable _listener)
    {
        this.handler = _handler;
        this.listener = _listener;
    }

    @Override
    public void run()
    {
        // ŽžŠÔ‚Ì‚©‚©‚鏈—

        // I—¹‚ð’Ê’m
        handler.post(listener);
    }
}

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