/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.bpm.console.client.task;
import com.google.gwt.user.client.ui.*;
import com.mvc4g.client.Controller;
import com.mvc4g.client.Event;
import com.mvc4g.client.ViewInterface;
import org.gwt.mosaic.ui.client.ScrollLayoutPanel;
import org.gwt.mosaic.ui.client.layout.BoxLayout;
import org.gwt.mosaic.ui.client.layout.BoxLayoutData;
import org.gwt.mosaic.ui.client.layout.MosaicPanel;
import org.jboss.bpm.console.client.model.ParticipantRef;
import org.jboss.bpm.console.client.model.TaskRef;
import org.jboss.bpm.console.client.task.events.AssignEvent;
/**
* @author Heiko.Braun <heiko.braun@jboss.com>
*/
class ParticipantPanel extends MosaicPanel implements ViewInterface
{
public final static String ID = ParticipantPanel.class.getName();
public final static String PARTICIPANTS = "Participants";
public final static String GROUPS = "Groups";
public final static String USERS = "Users";
private Controller controller;
private Tree tree;
private Button assignmentBtn;
private String selection = null;
private TaskRef currentTask;
public ParticipantPanel()
{
super(new BoxLayout(BoxLayout.Orientation.HORIZONTAL));
setPadding(5);
// particpants
ScrollLayoutPanel treePanel = new ScrollLayoutPanel();
treePanel.setStyleName("bpm-property-box");
tree = new Tree();
treePanel.add(tree);
this.add(treePanel, new BoxLayoutData(BoxLayoutData.FillStyle.BOTH));
tree.addTreeListener(
new TreeListener()
{
public void onTreeItemSelected(TreeItem treeItem)
{
String name = treeItem.getText();
if(
!name.equals(PARTICIPANTS)
&! name.equals(GROUPS)
&! name.equals(USERS)
)
{
selection = name;
assignmentBtn.setEnabled(true);
}
else
{
selection = null;
assignmentBtn.setEnabled(false);
}
}
public void onTreeItemStateChanged(TreeItem treeItem)
{
}
}
);
// operations
assignmentBtn = new Button(
"Assign",
new ClickListener() {
public void onClick(Widget widget)
{
if(selection!=null)
{
controller.handleEvent(
new Event(AssignTaskAction.ID, new AssignEvent(selection, currentTask))
);
}
}
}
);
assignmentBtn.setStyleName("bpm-operation-ui");
assignmentBtn.setEnabled(false);
add(assignmentBtn);
}
public void setController(Controller controller)
{
this.controller = controller;
}
public void update(TaskRef task)
{
currentTask = task;
tree.clear();
TreeItem root = tree.addItem(PARTICIPANTS);
// groups
TreeItem groups = root.addItem(GROUPS);
for(ParticipantRef gref : task.getParticipantGroups())
{
groups.addItem(gref.getIdRef());
}
// users
TreeItem users = root.addItem(USERS);
for(ParticipantRef uref : task.getParticipantUsers())
{
users.addItem(uref.getIdRef());
}
root.setState(true); // open users
this.invalidate();
}
public void clearView()
{
tree.clear();
currentTask = null;
}
}