/*
* 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.engine;
import com.google.gwt.core.client.GWT;
import com.google.gwt.user.client.ui.ChangeListener;
import com.google.gwt.user.client.ui.ClickListener;
import com.google.gwt.user.client.ui.Widget;
import com.mvc4g.client.Controller;
import com.mvc4g.client.Event;
import org.gwt.mosaic.ui.client.ListBox;
import org.gwt.mosaic.ui.client.MessageBox;
import org.gwt.mosaic.ui.client.ToolBar;
import org.gwt.mosaic.ui.client.ToolButton;
import org.gwt.mosaic.ui.client.layout.*;
import org.gwt.mosaic.ui.client.list.DefaultListModel;
import org.jboss.bpm.console.client.ApplicationContext;
import org.jboss.bpm.console.client.common.AbstractView;
import org.jboss.bpm.console.client.icons.ConsoleIconBundle;
import org.jboss.bpm.console.client.model.JobRef;
import org.jboss.bpm.console.client.util.SimpleDateFormat;
import java.util.Date;
import java.util.List;
/**
* Display a list of jobs waiting for execution.<br/>
* I.e. pending Timers and Messages.
*
* @author Heiko.Braun <heiko.braun@jboss.com>
*/
public class JobListView extends AbstractView
{
public final static String ID = JobListView.class.getName();
private Controller controller;
private LayoutPanel jobList = null;
private ListBox<JobRef> listBox;
private JobRef selection = null;
private SimpleDateFormat dateFormat = new SimpleDateFormat();
private int FILTER_NONE = 10;
private int FILTER_TIMER = 20;
private int FILTER_MESSAGE = 30;
private int currentFilter = FILTER_NONE;
private List<JobRef> jobs = null;
private ApplicationContext appContext;
public JobListView(ApplicationContext appContext)
{
setTitle("Jobs");
this.appContext = appContext;
ConsoleIconBundle icons = GWT.create(ConsoleIconBundle.class);
setIcon(icons.jobsIcon());
this.listBox = createListBox();
}
private ListBox createListBox()
{
final ListBox<JobRef> listBox =
new ListBox<JobRef>(
new String[] {
"ID", "Due Date", "Type"}
);
listBox.setCellRenderer(new ListBox.CellRenderer<JobRef>() {
public void renderCell(ListBox<JobRef> listBox, int row, int column,
JobRef item) {
switch (column) {
case 0:
listBox.setText(row, column, item.getId());
break;
case 1:
long ts = item.getTimestamp();
String ds = ts > 0 ? dateFormat.format(new Date(ts)) : "";
listBox.setText(row, column, ds);
break;
case 2:
listBox.setText(row, column, item.getType());
break;
default:
throw new RuntimeException("Unexpected column size");
}
}
});
listBox.addChangeListener(new ChangeListener()
{
public void onChange(Widget widget)
{
int index = listBox.getSelectedIndex();
if(index!=-1)
{
JobRef item = listBox.getItem(index);
/*controller.handleEvent(
new Event(UpdateJobDetailAction.ID, item)
);*/
}
}
});
return listBox;
}
public void setController(Controller controller)
{
this.controller = controller;
}
public boolean isInitialized()
{
return initialized;
}
public void initialize()
{
if(!initialized)
{
jobList = new LayoutPanel( new BoxLayout(BoxLayout.Orientation.VERTICAL));
jobList.setPadding(0);
jobList.setWidgetSpacing(0);
// toolbar
final LayoutPanel toolBox = new LayoutPanel();
toolBox.setPadding(0);
toolBox.setWidgetSpacing(0);
toolBox.setLayout(new BoxLayout(BoxLayout.Orientation.HORIZONTAL));
// toolbar
final ToolBar toolBar = new ToolBar();
toolBar.add(
new ToolButton("Refresh", new ClickListener() {
public void onClick(Widget sender) {
// force loading
controller.handleEvent(
new Event(UpdateJobsAction.ID, null)
);
}
}
)
);
toolBar.addSeparator();
toolBar.add(
new ToolButton("Execute", new ClickListener() {
public void onClick(Widget sender) {
JobRef selection = getSelection();
if(null==selection)
{
MessageBox.alert("Missing selection", "Please select a job!");
}
else
{
controller.handleEvent(
new Event(ExecuteJobAction.ID, selection.getId())
);
}
}
}
)
);
toolBox.add(toolBar, new BoxLayoutData(BoxLayoutData.FillStyle.HORIZONTAL));
// filter
LayoutPanel filterPanel = new LayoutPanel(new BoxLayout(BoxLayout.Orientation.VERTICAL));
filterPanel.setStyleName("bpm-filter-panel");
final com.google.gwt.user.client.ui.ListBox dropBox = new com.google.gwt.user.client.ui.ListBox(false);
dropBox.setStyleName("bpm-operation-ui");
dropBox.addItem("All");
dropBox.addItem("Timers");
dropBox.addItem("Messages");
dropBox.addChangeListener(new ChangeListener() {
public void onChange(Widget sender) {
switch (dropBox.getSelectedIndex())
{
case 0:
currentFilter = FILTER_NONE;
break;
case 1:
currentFilter = FILTER_TIMER;
break;
case 2:
currentFilter = FILTER_MESSAGE;
break;
default:
throw new IllegalArgumentException("No such index");
}
renderFiltered();
}
});
filterPanel.add(dropBox);
toolBox.add(filterPanel, new BoxLayoutData(BoxLayoutData.FillStyle.VERTICAL));
this.jobList.add(toolBox, new BoxLayoutData(BoxLayoutData.FillStyle.HORIZONTAL));
this.jobList.add(listBox, new BoxLayoutData(BoxLayoutData.FillStyle.BOTH));
// layout
LayoutPanel layout = new LayoutPanel(new BorderLayout());
layout.add(jobList, new BorderLayoutData(BorderLayout.Region.CENTER));
// details
/*JobDetailView detailsView = new JobDetailView();
controller.addView(JobDetailView.ID, detailsView);
controller.addAction(UpdateJobDetailAction.ID, new UpdateJobDetailAction());
layout.add(detailsView, new BorderLayoutData(BorderLayout.Region.SOUTH, 10,200));
*/
controller.addAction(UpdateJobsAction.ID, new UpdateJobsAction());
this.add(layout);
this.initialized = true;
}
}
public void update(List<JobRef> jobs)
{
this.jobs = jobs;
renderFiltered();
}
private void renderFiltered()
{
if(this.jobs!=null)
{
final DefaultListModel<JobRef> model =
(DefaultListModel<JobRef>) listBox.getModel();
model.clear();
for(JobRef def : jobs)
{
if(FILTER_NONE==currentFilter)
{
model.add(def);
}
else
{
if(FILTER_TIMER==currentFilter
&& def.getType().equals("timer"))
{
model.add(def);
}
else if(FILTER_MESSAGE==currentFilter
&& def.getType().equals("message"))
{
model.add(def);
}
}
}
if(listBox.getSelectedIndex()!=-1)
listBox.setItemSelected(listBox.getSelectedIndex(), false);
// clear details
/* controller.handleEvent(
new Event(UpdateJobDetailAction.ID, null)
); */
}
}
public JobRef getSelection()
{
JobRef selection = null;
if(isInitialized() && listBox.getSelectedIndex()!=-1)
selection = listBox.getItem( listBox.getSelectedIndex());
return selection;
}
}