/*
* Copyright 2009 JBoss, a divison Red Hat, Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.bpm.console.client.process.v2;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.DeferredCommand;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.ListBox;
import com.google.gwt.user.client.ui.Widget;
import com.mvc4g.client.Controller;
import com.mvc4g.client.Event;
import com.mvc4g.client.ViewInterface;
import org.gwt.mosaic.ui.client.*;
import org.gwt.mosaic.ui.client.layout.*;
import org.jboss.bpm.console.client.common.DataDriven;
import org.jboss.bpm.console.client.common.LoadingOverlay;
import org.jboss.bpm.console.client.model.ProcessDefinitionRef;
import org.jboss.bpm.console.client.process.*;
import org.jboss.errai.bus.client.ErraiBus;
import org.jboss.errai.bus.client.api.base.MessageBuilder;
import org.jboss.errai.workspaces.client.Workspace;
import org.jboss.errai.workspaces.client.api.ProvisioningCallback;
import org.jboss.errai.workspaces.client.api.WidgetProvider;
import org.jboss.errai.workspaces.client.api.annotations.LoadTool;
import org.jboss.errai.workspaces.client.framework.Registry;
import org.jboss.errai.workspaces.client.protocols.LayoutCommands;
import org.jboss.errai.workspaces.client.protocols.LayoutParts;
import java.util.List;
/**
* @author: Heiko Braun <hbraun@redhat.com>
* @date: Oct 15, 2010
*/
@LoadTool(name = "Manage Instances", group = "Processes", icon = "processIcon", priority = 1)
public class Explorer implements WidgetProvider, DataDriven, ViewInterface {
private LayoutPanel layout;
private LayoutPanel definitionPanel;
private ToolButton menuButton;
private HTML title;
private String selectedGroup;
private Controller controller;
private ProcessGroups processGroups = null;
private ProcessDefinitionRef activeDefinition;
public void setController(Controller controller) {
this.controller = controller;
}
public void provideWidget(ProvisioningCallback callback)
{
initController();
// -----------------------
layout = new LayoutPanel(new BorderLayout());
// -----------------------
definitionPanel = new LayoutPanel(new BoxLayout(BoxLayout.Orientation.VERTICAL));
definitionPanel.setPadding(0);
final ToolBar toolBar = new ToolBar();
definitionPanel.add(toolBar, new BoxLayoutData(BoxLayoutData.FillStyle.HORIZONTAL));
// -----------------------
menuButton = new ToolButton("Open", new ClickHandler()
{
public void onClick(ClickEvent clickEvent) {
controller.handleEvent(
new Event(UpdateDefinitionsAction.ID, null)
);
}
});
// -----------------------
toolBar.add(menuButton);
title = new HTML();
title.getElement().setAttribute("style", "font-size:24px; font-weight:BOLD");
// -----------------------
LayoutPanel headerPanel = new LayoutPanel(new ColumnLayout());
headerPanel.add(title, new ColumnLayoutData("70%"));
LayoutPanel actionPanel = new LayoutPanel(new BoxLayout(BoxLayout.Orientation.VERTICAL));
actionPanel.getElement().setAttribute("style", "margin-right:10px;");
ToolButton actions = new ToolButton("More ...");
actions.setStyle(ToolButton.ToolButtonStyle.MENU);
final Command blank = new Command() {
public void execute()
{
}
};
// -----------------------
PopupMenu actionMenu = new PopupMenu();
/*actionMenu.addItem("Process Diagram", new Command()
{
public void execute() {
DeferredCommand.addCommand(new Command()
{
public void execute() {
controller.handleEvent(
new Event(LoadActivityDiagramAction.ID, "instance id")
);
}
}
);
}
});*/
actionMenu.addItem("Execution History", new Command()
{
public void execute() {
if(getActiveDefinition()!=null)
{
// open the tool
MessageBuilder.createMessage()
.toSubject(Workspace.SUBJECT)
.command(LayoutCommands.ActivateTool)
.with(LayoutParts.TOOL, "Execution_History.1")
.with(LayoutParts.TOOLSET, "ToolSet_Processes")
.noErrorHandling()
.sendNowWith(ErraiBus.get());
// load process data
ProcessDefinitionRef ref = getActiveDefinition();
MessageBuilder.createMessage()
.toSubject("process.execution.history")
.signalling()
.with("processName", ref.getName()+"-"+ref.getVersion()) // hacky
.noErrorHandling().sendNowWith(ErraiBus.get());
}
}
});
actionMenu.addItem("Change Version", new Command()
{
public void execute() {
selectVersion();
}
});
actions.setMenu(actionMenu);
actions.getElement().setAttribute("style", "widht:30px; height:12px; padding-right:0px;background-image:none;");
actionPanel.add(actions, new BoxLayoutData(BoxLayoutData.FillStyle.HORIZONTAL));
headerPanel.add(actionPanel, new ColumnLayoutData("30%"));
definitionPanel.add(headerPanel, new BoxLayoutData(BoxLayoutData.FillStyle.BOTH));
// -----------------------
InstanceListView instanceView = new InstanceListView();
final DecoratedTabLayoutPanel tabPanel = new DecoratedTabLayoutPanel(false);
instanceView.provideWidget(new ProvisioningCallback()
{
public void onSuccess(Widget instance) {
tabPanel.add(instance, "Running");
}
public void onUnavailable() {
}
});
layout.add(definitionPanel, new BorderLayoutData(BorderLayout.Region.NORTH, 130));
layout.add(tabPanel);
callback.onSuccess(layout);
}
private void initController() {
Controller controller = Registry.get(Controller.class);
controller.addView(Explorer.class.getName(), this);
controller.addAction(UpdateInstancesAction.ID, new UpdateInstancesAction());
controller.addAction(StartNewInstanceAction.ID, new StartNewInstanceAction());
controller.addAction(StateChangeAction.ID, new StateChangeAction());
controller.addAction(DeleteDefinitionAction.ID, new DeleteDefinitionAction());
controller.addAction(DeleteInstanceAction.ID, new DeleteInstanceAction());
controller.addAction(UpdateDefinitionsAction.ID, new UpdateDefinitionsAction());
}
public void reset() {
}
public void update(Object... data) {
this.processGroups = new ProcessGroups((List<ProcessDefinitionRef>)data[0]);
selectDefinition();
}
public void setLoading(boolean isLoading) {
LoadingOverlay.on(definitionPanel, isLoading);
}
private void selectDefinition()
{
final LayoutPopupPanel popup = new LayoutPopupPanel(true);
popup.addStyleName("soa-PopupPanel");
popup.setWidth("30%");
final ListBox listBox = new ListBox();
listBox.addItem("");
assert processGroups!=null : "process definitions not loaded";
for(String group : processGroups.getGroups())
{
listBox.addItem(group);
}
// show dialogue
LayoutPanel p = new LayoutPanel(new BoxLayout(BoxLayout.Orientation.VERTICAL));
p.add(new HTML("Please select a process:"));
p.add(listBox);
// -----
LayoutPanel p2 = new LayoutPanel(new BoxLayout(BoxLayout.Orientation.HORIZONTAL));
p2.add(new Button("Done", new ClickHandler() {
public void onClick(ClickEvent clickEvent)
{
if(listBox.getSelectedIndex()>0)
{
popup.hide();
selectedGroup = listBox.getItemText(listBox.getSelectedIndex());
identifyActiveVersion();
if(null==getActiveDefinition()) // none active
{
identifyMostRecentVersion();
}
updateTitle();
refresh();
}
}
}));
// -----
HTML html = new HTML("Cancel");
html.addClickHandler(new ClickHandler(){
public void onClick(ClickEvent clickEvent)
{
popup.hide();
}
});
p2.add(html, new BoxLayoutData(BoxLayoutData.FillStyle.HORIZONTAL));
p.add(p2);
// -----
popup.setPopupPosition(menuButton.getAbsoluteLeft()-2, menuButton.getAbsoluteTop()+30);
popup.setWidget(p);
popup.pack();
popup.show();
}
private void identifyActiveVersion() {
for(ProcessDefinitionRef groupMemmber :
processGroups.getProcessesForGroup(selectedGroup))
{
if(!groupMemmber.isSuspended())
{
setActiveDefinition(groupMemmber);
break;
}
}
}
private void identifyMostRecentVersion() {
ProcessDefinitionRef mostRecent = null;
for(ProcessDefinitionRef groupMember :
processGroups.getProcessesForGroup(selectedGroup))
{
if(null==mostRecent || groupMember.getVersion()>mostRecent.getVersion())
mostRecent = groupMember;
}
setActiveDefinition(mostRecent);
}
private void refresh() {
if(getActiveDefinition()!=null)
{
DeferredCommand.addCommand(new Command()
{
public void execute() {
controller.handleEvent(
new Event(
UpdateInstancesAction.ID,
getActiveDefinition()
)
);
}
});
}
}
private void updateTitle() {
final ProcessDefinitionRef ref = getActiveDefinition();
String name = selectedGroup; // riftsaw name juggling
String subtitle = "";
if(selectedGroup.indexOf("}")!=-1)
{
String[] qname = selectedGroup.split("}");
name = qname[1];
subtitle = qname[0].substring(1, qname[0].length());
}
String nameAndSubtitle = name + "<br/><div style='color:#C8C8C8;font-size:12px;text-align:left;'>" + subtitle + "</div>";
StringBuffer sb = new StringBuffer("<p/><div style='font-size:12px;text-align:left;'>Version: ");
String state = ref.isSuspended() ? "suspended" : "active";
sb.append(ref.getVersion()).append(" (").append(state).append(")");
sb.append("</div>");
title.setHTML(nameAndSubtitle+sb.toString());
}
private void selectVersion()
{
final LayoutPopupPanel popup = new LayoutPopupPanel(true);
popup.addStyleName("soa-PopupPanel");
final ListBox listBox = new ListBox();
listBox.addItem("");
listBox.setWidth("50%");
assert selectedGroup!=null : "no process selected";
for(ProcessDefinitionRef def : processGroups.getProcessesForGroup(selectedGroup))
{
listBox.addItem(String.valueOf(def.getVersion()));
}
// show dialogue
LayoutPanel p = new LayoutPanel(new BoxLayout(BoxLayout.Orientation.VERTICAL));
p.add(new HTML("Please select a process version:"));
p.add(listBox);
// -----
LayoutPanel p2 = new LayoutPanel(new BoxLayout(BoxLayout.Orientation.HORIZONTAL));
p2.add(new Button("Done", new ClickHandler() {
public void onClick(ClickEvent clickEvent)
{
if(listBox.getSelectedIndex()>0)
{
setActiveDefinition(
getSelectedVersion(listBox)
);
updateTitle();
refresh();
popup.hide();
}
}
}));
// -----
HTML html = new HTML("Cancel");
html.addClickHandler(new ClickHandler(){
public void onClick(ClickEvent clickEvent)
{
popup.hide();
}
});
p2.add(html, new BoxLayoutData(BoxLayoutData.FillStyle.HORIZONTAL));
p.add(p2);
// -----
popup.setPopupPosition(menuButton.getAbsoluteLeft()-2, menuButton.getAbsoluteTop()+30);
popup.setWidget(p);
popup.pack();
popup.show();
}
private ProcessDefinitionRef getSelectedVersion(ListBox listBox) {
ProcessDefinitionRef selection = null;
for(ProcessDefinitionRef ref : processGroups.getProcessesForGroup(selectedGroup))
{
if(ref.getVersion() == Long.valueOf(listBox.getItemText(listBox.getSelectedIndex())))
{
selection = ref;
break;
}
}
return selection;
}
public void setActiveDefinition(ProcessDefinitionRef ref) {
this.activeDefinition = ref;
}
private ProcessDefinitionRef getActiveDefinition() {
return activeDefinition;
}
}