UpNavUtil.java

package com.darkrockstudios.apps.tminus.misc;

import android.app.Activity;
import android.content.Intent;
import android.support.v4.app.NavUtils;
import android.support.v4.app.TaskStackBuilder;

/**
 * Created by Adam on 1/16/14.
 */
public class UpNavUtil
{
	public static void standardUp( Activity activity )
	{
		Intent upIntent = NavUtils.getParentActivityIntent( activity );
		if( NavUtils.shouldUpRecreateTask( activity, upIntent ) )
		{
			// This activity is NOT part of this app's task, so create a new task
			// when navigating up, with a synthesized back stack.
			TaskStackBuilder.create( activity )
					                 // Add all of this activity's parents to the back stack
					.addNextIntentWithParentStack( upIntent )
							 // Navigate up to the closest parent
					.startActivities();
		}
		else
		{
			// This activity is part of this app's task, so simply
			// navigate up to the logical parent activity.
			//NavUtils.navigateUpTo( activity, upIntent );
			upIntent.addFlags( Intent.FLAG_ACTIVITY_CLEAR_TOP );
			activity.startActivity( upIntent );
			activity.finish();
		}
	}
}