/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* 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.uberfire.client;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import javax.annotation.PostConstruct;
import javax.enterprise.event.Event;
import javax.enterprise.event.Observes;
import javax.inject.Inject;
import com.google.gwt.animation.client.Animation;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.Style;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.RootPanel;
import org.jboss.errai.bus.client.api.ClientMessageBus;
import org.jboss.errai.ioc.client.api.EntryPoint;
import org.jboss.errai.ioc.client.container.IOC;
import org.jboss.errai.ioc.client.container.IOCBeanDef;
import org.jboss.errai.ioc.client.container.SyncBeanDef;
import org.jboss.errai.ioc.client.container.SyncBeanManager;
import org.uberfire.client.mvp.ActivityManager;
import org.uberfire.client.mvp.PerspectiveActivity;
import org.uberfire.client.mvp.PerspectiveManager;
import org.uberfire.client.mvp.PlaceManager;
import org.uberfire.client.mvp.WorkbenchScreenActivity;
import org.uberfire.client.screen.JSWorkbenchScreenActivity;
import org.uberfire.client.workbench.events.ApplicationReadyEvent;
import org.uberfire.client.workbench.widgets.menu.WorkbenchMenuBar;
import org.uberfire.mvp.Command;
import org.uberfire.mvp.impl.DefaultPlaceRequest;
import org.uberfire.workbench.model.PanelDefinition;
import org.uberfire.workbench.model.menu.MenuFactory;
import org.uberfire.workbench.model.menu.MenuItem;
import org.uberfire.workbench.model.menu.Menus;
import static org.uberfire.workbench.model.menu.MenuFactory.newTopLevelMenu;
/**
* GWT's Entry-point for Uberfire-showcase
*/
@EntryPoint
public class ShowcaseEntryPoint {
@Inject
private SyncBeanManager manager;
@Inject
private WorkbenchMenuBar menubar;
@Inject
private PlaceManager placeManager;
@Inject
private ActivityManager activityManager;
@Inject
private PerspectiveManager perspectiveManager;
@Inject
private ClientMessageBus bus;
@Inject
private Event<DumpLayout> dumpLayoutEvent;
public static native void redirect(String url)/*-{
$wnd.location = url;
}-*/;
;
@PostConstruct
public void startApp() {
hideLoadingPopup();
}
private void setupMenu(@Observes final ApplicationReadyEvent event) {
final PerspectiveActivity defaultPerspective = getDefaultPerspectiveActivity();
final Menus menus =
newTopLevelMenu("Home")
.respondsWith(new Command() {
@Override
public void execute() {
if (defaultPerspective != null) {
placeManager.goTo(new DefaultPlaceRequest(defaultPerspective.getIdentifier()));
} else {
Window.alert("Default perspective not found.");
}
}
})
.endMenu()
.newTopLevelMenu("Perspectives")
.withItems(getPerspectives())
.endMenu()
.newTopLevelMenu("Screens")
.withItems(getScreens())
.endMenu()
.newTopLevelMenu("Dump Layout").respondsWith(new Command() {
@Override
public void execute() {
dumpLayoutEvent.fire(new DumpLayout());
}
}).endMenu()
.build();
menubar.addMenus(menus);
}
private List<MenuItem> getScreens() {
final List<MenuItem> screens = new ArrayList<MenuItem>();
final List<String> names = new ArrayList<String>();
for (final IOCBeanDef<WorkbenchScreenActivity> _menuItem : IOC.getBeanManager().lookupBeans(WorkbenchScreenActivity.class)) {
final String name;
if (_menuItem.getBeanClass().equals(JSWorkbenchScreenActivity.class)) {
name = _menuItem.getName();
} else {
name = IOC.getBeanManager().lookupBean(_menuItem.getBeanClass()).getName();
}
names.add(name);
}
Collections.sort(names);
for (final String name : names) {
final MenuItem item = MenuFactory.newSimpleItem(name)
.respondsWith(new Command() {
@Override
public void execute() {
List<PanelDefinition> panelsUnderRoot = perspectiveManager.getLivePerspectiveDefinition().getRoot().getChildren();
if (panelsUnderRoot.isEmpty()) {
Window.alert("Sorry, can't find anywhere to launch the requested screen");
} else {
placeManager.goTo(new DefaultPlaceRequest(name),
panelsUnderRoot.get(0));
}
}
}).endMenu().build().getItems().get(0);
screens.add(item);
}
return screens;
}
private List<MenuItem> getPerspectives() {
final List<MenuItem> perspectives = new ArrayList<MenuItem>();
for (final PerspectiveActivity perspective : getPerspectiveActivities()) {
final String name = perspective.getDefaultPerspectiveLayout().getName();
final Command cmd = new Command() {
@Override
public void execute() {
placeManager.goTo(new DefaultPlaceRequest(perspective.getIdentifier()));
}
};
final MenuItem item = MenuFactory.newSimpleItem(name).respondsWith(cmd).endMenu().build().getItems().get(0);
perspectives.add(item);
}
return perspectives;
}
private PerspectiveActivity getDefaultPerspectiveActivity() {
PerspectiveActivity defaultPerspective = null;
final Collection<SyncBeanDef<PerspectiveActivity>> perspectives = manager.lookupBeans(PerspectiveActivity.class);
final Iterator<SyncBeanDef<PerspectiveActivity>> perspectivesIterator = perspectives.iterator();
while (perspectivesIterator.hasNext()) {
final SyncBeanDef<PerspectiveActivity> perspective = perspectivesIterator.next();
final PerspectiveActivity instance = perspective.getInstance();
if (instance.isDefault()) {
defaultPerspective = instance;
break;
} else {
manager.destroyBean(instance);
}
}
return defaultPerspective;
}
private List<PerspectiveActivity> getPerspectiveActivities() {
//Get Perspective Providers
final Set<PerspectiveActivity> activities = activityManager.getActivities(PerspectiveActivity.class);
//Sort Perspective Providers so they're always in the same sequence!
List<PerspectiveActivity> sortedActivities = new ArrayList<PerspectiveActivity>(activities);
Collections.sort(sortedActivities,
new Comparator<PerspectiveActivity>() {
@Override
public int compare(PerspectiveActivity o1,
PerspectiveActivity o2) {
return o1.getDefaultPerspectiveLayout().getName().compareTo(o2.getDefaultPerspectiveLayout().getName());
}
});
return sortedActivities;
}
//Fade out the "Loading application" pop-up
private void hideLoadingPopup() {
final Element e = RootPanel.get("loading").getElement();
new Animation() {
@Override
protected void onUpdate(double progress) {
e.getStyle().setOpacity(1.0 - progress);
}
@Override
protected void onComplete() {
e.getStyle().setVisibility(Style.Visibility.HIDDEN);
}
}.run(500);
}
public static class DumpLayout {
}
}