// BlogBridge -- RSS feed reader, manager, and web based service
// Copyright (C) 2002-2006 by R. Pito Salas
//
// This program is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software Foundation;
// either version 2 of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along with this program;
// if not, write to the Free Software Foundation, Inc., 59 Temple Place,
// Suite 330, Boston, MA 02111-1307 USA
//
// Contact: R. Pito Salas
// mailto:pitosalas@users.sourceforge.net
// More information: about BlogBridge
// http://www.blogbridge.com
// http://sourceforge.net/projects/blogbridge
//
// $Id: SearchAction.java,v 1.5 2007/06/07 09:37:39 spyromus Exp $
//
package com.salas.bb.search;
import com.salas.bb.core.GlobalController;
import com.salas.bb.domain.IArticle;
import com.salas.bb.domain.IFeed;
import com.salas.bb.domain.IGuide;
import javax.swing.*;
import java.awt.event.ActionEvent;
/**
* Search action.
*/
public final class SearchAction extends AbstractAction
{
private static SearchAction instance;
/**
* Creates action.
*/
private SearchAction()
{
// Enabled back by ActionMonitor
setEnabled(false);
}
/**
* Returns instance of action.
*
* @return instance.
*/
public synchronized static SearchAction getInstance()
{
if (instance == null) instance = new SearchAction();
return instance;
}
/**
* Invoked when an action occurs.
*
* @param e event.
*/
public void actionPerformed(ActionEvent e)
{
SearchListener listener = new SearchListener();
GlobalController controller = GlobalController.SINGLETON;
SearchDialog dialog = new SearchDialog(controller.getMainFrame(),
controller.getSearchEngine(), listener);
dialog.open();
}
/**
* Listens to selections and focuses on the selected items.
*/
private class SearchListener extends AbstractAction
{
/**
* Invoked when user selects something in the dialog.
*
* @param e event.
*/
public void actionPerformed(ActionEvent e)
{
ResultsList list = (ResultsList)e.getSource();
ResultItem item = list.getSelectedItem();
if (item == null) return;
Object obj = item.getObject();
GlobalController controller = GlobalController.SINGLETON;
if (obj instanceof IGuide)
{
IGuide guide = (IGuide)obj;
controller.selectGuide(guide, false);
} else if (obj instanceof IFeed)
{
IFeed feed = (IFeed)obj;
selectFeed(feed);
} else if (obj instanceof IArticle)
{
IArticle article = (IArticle)obj;
controller.selectArticle(article);
}
}
/**
* Selects feed and the best guide.
*
* @param aFeed feed.
*/
private void selectFeed(IFeed aFeed)
{
GlobalController aController = GlobalController.SINGLETON;
IGuide[] guides = aFeed.getParentGuides();
if (guides.length != 0)
{
aController.selectGuide(GlobalController.chooseBestGuide(guides), false);
aController.selectFeed(aFeed, true);
}
}
}
}