package interdroid.util.view;
/*
Copyright (c) 2009-2011 Vrije Universiteit, The Netherlands
All rights reserved.

Redistribution and use in source and binary forms,
with or without modification, are permitted provided
that the following conditions are met:

   * Redistributions of source code must retain the above copyright
	notice, this list of conditions and the following disclaimer.

   * Redistributions in binary form must reproduce the above
	copyright notice, this list of conditions and the following
	disclaimer in the documentation and/or other materials provided
	with the distribution.

   * Neither the name of the Vrije Universiteit nor the names of its
	contributors may be used to endorse or promote products derived
	from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import android.app.Activity;
import android.app.ProgressDialog;
import android.os.AsyncTask;

/**
 * Defines an asynchronous task which runs with a dialog showing.
 * Handles dialog management while the task is running.
 * @author nick <palmer@cs.vu.nl>
 *
 * @param <A>
 * @param <B>
 * @param <C>
 */
public abstract class AsyncTaskWithProgressDialog<A, B, C> extends AsyncTask<A, B, C>{
	/** Logger Interface */
	private static final Logger logger = LoggerFactory
			.getLogger(AsyncTaskWithProgressDialog.class);

	/** The contet we run in */
	protected Activity mContext;

	/** The dialog we are showing */
	private ProgressDialog mDialog;
	/** The title for the dialog */
	private String mTitle;
	/** The message for the dialog */
	private String mMessage;

	/**
	 * Constructs a dialog
	 * @param context The context to run in
	 * @param title The title for a dialog
	 * @param message The message for the dialog
	 */
	public AsyncTaskWithProgressDialog(Activity context, String title, String message) {
		mContext = context;
		mTitle = title;
		mMessage = message;
	}

	/**
	 * Shows the dialog
	 */
	@Override
	protected void onPreExecute() {
		mDialog = ProgressDialog.show(mContext, mTitle, mMessage, true, false);
	}

	/**
	 * Hides the dialog.
	 */
	@Override
	protected void onPostExecute(C v) {
		try {
			if (mDialog != null && mDialog.isShowing()) {
				mDialog.dismiss();
				mDialog = null;
			}
		} catch (Throwable e) {
			logger.error("Exception while closing dialog.", e);
		}
	}
}

package interdroid.util.view;
/*
Copyright (c) 2009-2011 Vrije Universiteit, The Netherlands
All rights reserved.

Redistribution and use in source and binary forms,
with or without modification, are permitted provided
that the following conditions are met:

   * Redistributions of source code must retain the above copyright
	notice, this list of conditions and the following disclaimer.

   * Redistributions in binary form must reproduce the above
	copyright notice, this list of conditions and the following
	disclaimer in the documentation and/or other materials provided
	with the distribution.

   * Neither the name of the Vrije Universiteit nor the names of its
	contributors may be used to endorse or promote products derived
	from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import android.app.Activity;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.DialogInterface.OnDismissListener;
import android.os.AsyncTask;

/**
 * Defines an asynchronous task which runs with a dialog showing.
 * Handles dialog management while the task is running.
 * @author nick <palmer@cs.vu.nl>
 *
 * @param <A>
 * @param <B>
 * @param <C>
 */
public abstract class AsyncTaskWithProgressDialog<A, B, C> extends AsyncTask<A, B, C> {
	/** Logger Interface */
	private static final Logger logger = LoggerFactory
			.getLogger(AsyncTaskWithProgressDialog.class);

	/** The contet we run in */
	protected Activity mContext;

	/** The dialog we are showing */
	private ProgressDialog mDialog;
	/** The title for the dialog */
	private String mTitle;
	/** The message for the dialog */
	private String mMessage;

	/**
	 * Constructs a dialog
	 * @param context The context to run in
	 * @param title The title for a dialog
	 * @param message The message for the dialog
	 */
	public AsyncTaskWithProgressDialog(Activity context, String title, String message) {
		mContext = context;
		mTitle = title;
		mMessage = message;
	}

	/**
	 * Shows the dialog
	 */
	@Override
	protected void onPreExecute() {
		mDialog = ProgressDialog.show(mContext, mTitle, mMessage, true, false);
		mDialog.setOnDismissListener(new OnDismissListener() {

			@Override
			public void onDismiss(DialogInterface dialog) {
				logger.debug("Dialog dismissed.");
				mDialog = null;
			}

		});
	}

	/**
	 * Hides the dialog.
	 */
	@Override
	protected void onPostExecute(C v) {
		try {
			if (mDialog != null && mDialog.isShowing()) {
				mDialog.dismiss();
				mDialog = null;
			}
		} catch (Throwable e) {
			logger.error("Exception while closing dialog.", e);
		}
	}
}

Change how we handle onDismiss.