/*
*------------------------------------------------------------------------------
* Copyright (C) 2006-2013 University of Dundee. All rights reserved.
*
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*------------------------------------------------------------------------------
*/
package org.openmicroscopy.shoola.agents.treeviewer.cmd;
import java.util.Set;
import org.openmicroscopy.shoola.agents.events.iviewer.ViewImage;
import org.openmicroscopy.shoola.agents.events.iviewer.ViewImageObject;
import org.openmicroscopy.shoola.agents.treeviewer.TreeViewerAgent;
import org.openmicroscopy.shoola.agents.treeviewer.browser.Browser;
import org.openmicroscopy.shoola.agents.treeviewer.view.TreeViewer;
import org.openmicroscopy.shoola.agents.util.browser.TreeImageDisplay;
import omero.gateway.SecurityContext;
import org.openmicroscopy.shoola.env.event.EventBus;
import org.openmicroscopy.shoola.env.rnd.RndProxyDef;
import omero.gateway.model.DataObject;
import omero.gateway.model.ImageData;
/**
* Views the selected image or browses the selected container.
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @version 2.2
* @since OME2.2
*/
public class ViewCmd
implements ActionCmd
{
/** Reference to the model. */
private TreeViewer model;
/** Flag indicating to browse the object and retrieve the thumbnails. */
private boolean withThumbnails;
/**
* Returns the images' id contained in the passed node.
*
* @param node The node to handle.
* @param browser The selected browser.
* @return See above.
*/
static Set getImageNodeIDs(TreeImageDisplay node, Browser browser)
{
LeavesVisitor visitor = new LeavesVisitor(browser);
node.accept(visitor);
return visitor.getNodeIDs();
}
/**
* Returns the images contained in the passed node.
*
* @param node The node to handle.
* @param browser The selected browser.
* @return See above.
*/
static Set getImageNodes(TreeImageDisplay node, Browser browser)
{
LeavesVisitor visitor = new LeavesVisitor(browser);
node.accept(visitor);
return visitor.getNodes();
}
/**
* Creates a new instance.
*
* @param model Reference to the model. Mustn't be <code>null</code>.
* @param withThumbnails Pass <code>true</code> to load the thumbnails,
* <code>false</code> otherwise.
*/
public ViewCmd(TreeViewer model, boolean withThumbnails)
{
if (model == null) throw new IllegalArgumentException("No model.");
this.model = model;
this.withThumbnails = withThumbnails;
}
/** Implemented as specified by {@link ActionCmd}. */
public void execute()
{
Browser browser = model.getSelectedBrowser();
if (browser == null) return;
TreeImageDisplay d = browser.getLastSelectedDisplay();
//add check for null node since we can browse specify null node
if (d != null && d.getUserObject() instanceof ImageData) {
Object uo = d.getUserObject();
EventBus bus = TreeViewerAgent.getRegistry().getEventBus();
ViewImageObject vo = new ViewImageObject((ImageData) uo);
RndProxyDef def = model.getSelectedViewedBy();
if (def != null) {
vo.setSelectedRndDef(def.getDataID());
}
TreeImageDisplay p = d.getParentDisplay();
TreeImageDisplay gp = null;
DataObject po = null;
DataObject gpo = null;
if (p != null) {
uo = p.getUserObject();
gp = p.getParentDisplay();
if (uo instanceof DataObject)
po = (DataObject) uo;
if (gp != null) {
uo = gp.getUserObject();
if (uo instanceof DataObject)
gpo = (DataObject) uo;
}
}
vo.setContext(po, gpo);
SecurityContext ctx = browser.getSecurityContext(d);
ViewImage evt = new ViewImage(ctx, vo, model.getUI().getBounds());
evt.setSeparateWindow(true);
bus.post(evt);
} else
browser.browse(d, null, withThumbnails);
}
}