/*
*------------------------------------------------------------------------------
* Copyright (C) 2006-2007 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.actions;
import java.awt.Component;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.Collection;
import javax.swing.Action;
import javax.swing.SwingUtilities;
import org.openmicroscopy.shoola.agents.treeviewer.IconManager;
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 org.openmicroscopy.shoola.util.ui.UIUtilities;
import omero.gateway.model.GroupData;
/**
* Action to bring up the Switch user dialog.
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @author Donald MacDonald
* <a href="mailto:donald@lifesci.dundee.ac.uk">donald@lifesci.dundee.ac.uk</a>
* @version 3.0
* @since OME3.0
*/
public class SwitchUserAction
extends TreeViewerAction
implements MouseListener
{
/** The name of the action. */
public static final String NAME = "Display User...";
/** The name of the action. */
public static final String NAME_TO = "Display User from";
/** The description of the action. */
public static final String DESCRIPTION = "Select users and view their" +
" data.";
/** The location of the mouse pressed. */
private Point point;
/**
* Handles the group.
*
* @param group The group to handle.
*/
private void handleGroupSelection(GroupData group)
{
if (group == null) {
setEnabled(false);
return;
}
Collection l = group.getExperimenters();
if (l == null) {
setEnabled(true);
return;
}
int level = model.getGroupPermissions(group);
boolean b = false;
if (level == GroupData.PERMISSIONS_PRIVATE) {
if (model.isLeaderOfGroup(group) ||
TreeViewerAgent.isAdministrator())
b = l.size() > 1;
} else {
b = l.size() > 1;
}
setEnabled(b);
}
/**
* Sets the action enabled depending on the selected type.
* @see TreeViewerAction#onDisplayChange(TreeImageDisplay)
*/
protected void onDisplayChange(TreeImageDisplay selectedDisplay)
{
if (selectedDisplay == null) {
setEnabled(false);
return;
}
handleGroupSelection(model.getSelectedGroup());
}
/**
* Enables the action if the browser is not ready.
* @see TreeViewerAction#onBrowserStateChange(Browser)
*/
protected void onBrowserStateChange(Browser browser)
{
if (browser == null) return;
if (browser.getBrowserType() == Browser.ADMIN_EXPLORER) {
setEnabled(false);
return;
}
if (browser.getState() == Browser.READY) {
onDisplayChange(browser.getLastSelectedDisplay());
} else setEnabled(false);
}
/**
* Enables the action if the browser is not ready.
* @see TreeViewerAction#onBrowserSelection(Browser)
*/
protected void onBrowserSelection(Browser browser)
{
onBrowserStateChange(browser);
}
/**
* Creates a new instance.
*
* @param model Reference to the Model. Mustn't be <code>null</code>.
*/
public SwitchUserAction(TreeViewer model)
{
super(model);
setEnabled(false);
name = NAME;
putValue(Action.SHORT_DESCRIPTION,
UIUtilities.formatToolTipText(DESCRIPTION));
IconManager im = IconManager.getInstance();
putValue(Action.SMALL_ICON, im.getIcon(IconManager.OWNER));
}
/**
* Brings up the switch user dialog.
* @see java.awt.event.ActionListener#actionPerformed(ActionEvent)
*/
public void actionPerformed(ActionEvent e)
{
if (point != null) {
SwingUtilities.convertPointToScreen(point,
((Component) e.getSource()));
}
//model.retrieveUserGroups(point, null);
}
/**
* Sets the location of the point where the <code>mousePressed</code>
* event occurred.
* @see MouseListener#mousePressed(MouseEvent)
*/
public void mousePressed(MouseEvent me) { point = me.getPoint(); }
/**
* Required by {@link MouseListener} I/F but not actually needed in our
* case, no-operation implementation.
* @see MouseListener#mouseReleased(MouseEvent)
*/
public void mouseReleased(MouseEvent me) {}
/**
* Required by {@link MouseListener} I/F but not actually needed in our
* case, no-operation implementation.
* @see MouseListener#mouseEntered(MouseEvent)
*/
public void mouseEntered(MouseEvent e) {}
/**
* Required by {@link MouseListener} I/F but not actually needed in our
* case, no-operation implementation.
* @see MouseListener#mouseExited(MouseEvent)
*/
public void mouseExited(MouseEvent e) {}
/**
* Required by {@link MouseListener} I/F but not actually needed in our
* case, no-operation implementation.
* @see MouseListener#mouseClicked(MouseEvent)
*/
public void mouseClicked(MouseEvent e) {}
}