/*
* RHQ Management Platform
* Copyright (C) 2005-2010 Red Hat, Inc.
* 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, version 2, as
* published by the Free Software Foundation, and/or the GNU Lesser
* General Public License, version 2.1, also as published by the Free
* Software Foundation.
*
* 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 and the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* and the GNU Lesser 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.rhq.coregui.client.dashboard.portlets.inventory.resource;
import java.util.Set;
import com.google.gwt.user.client.Timer;
import com.smartgwt.client.data.Criteria;
import com.smartgwt.client.types.Overflow;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.HTMLFlow;
import com.smartgwt.client.widgets.grid.ListGrid;
import com.smartgwt.client.widgets.grid.events.FieldStateChangedEvent;
import com.smartgwt.client.widgets.grid.events.FieldStateChangedHandler;
import org.rhq.core.domain.common.EntityContext;
import org.rhq.core.domain.configuration.PropertySimple;
import org.rhq.core.domain.dashboard.DashboardPortlet;
import org.rhq.coregui.client.UserSessionManager;
import org.rhq.coregui.client.dashboard.AutoRefreshPortlet;
import org.rhq.coregui.client.dashboard.AutoRefreshUtil;
import org.rhq.coregui.client.dashboard.Portlet;
import org.rhq.coregui.client.dashboard.PortletViewFactory;
import org.rhq.coregui.client.dashboard.PortletWindow;
import org.rhq.coregui.client.inventory.resource.ResourceDatasource;
import org.rhq.coregui.client.inventory.resource.ResourceSearchView;
/**
* @author Greg Hinkle
*/
public class FavoriteResourcesPortlet extends ResourceSearchView implements AutoRefreshPortlet {
// A non-displayed, persisted identifier for the portlet
public static final String KEY = "FavoriteResources";
// A default displayed, persisted name for the portlet
public static final String NAME = MSG.view_portlet_defaultName_favoriteResources();
public static final String CFG_TABLE_PREFS = "tablePreferences";
// set on initial configuration, the window for this portlet view.
private PortletWindow portletWindow;
private Timer refreshTimer;
public FavoriteResourcesPortlet() {
super(createInitialCriteria());
setOverflow(Overflow.VISIBLE);
setShowHeader(false);
setShowFooter(false);
}
private static Criteria createInitialCriteria() {
Set<Integer> favoriteIds = UserSessionManager.getUserPreferences().getFavoriteResources();
Integer[] favArray = favoriteIds.toArray(new Integer[favoriteIds.size()]);
Criteria criteria = new Criteria();
if (favoriteIds.isEmpty()) {
criteria.addCriteria("id", -1);
} else {
criteria.addCriteria(ResourceDatasource.FILTER_RESOURCE_IDS, favArray);
}
return criteria;
}
@Override
protected void configureTable() {
super.configureTable();
getListGrid().addFieldStateChangedHandler(new FieldStateChangedHandler() {
public void onFieldStateChanged(FieldStateChangedEvent fieldStateChangedEvent) {
String state = getListGrid().getViewState();
portletWindow.getStoredPortlet().getConfiguration().put(new PropertySimple(CFG_TABLE_PREFS, state));
portletWindow.save();
}
});
DashboardPortlet storedPortlet = portletWindow.getStoredPortlet();
if ((null != storedPortlet && null != storedPortlet.getConfiguration())) {
PropertySimple tablePrefs = storedPortlet.getConfiguration().getSimple(CFG_TABLE_PREFS);
ListGrid listGrid = getListGrid();
if (null != tablePrefs && null != listGrid) {
String state = tablePrefs.getStringValue();
listGrid.setViewState(state);
}
}
}
public void configure(PortletWindow portletWindow, DashboardPortlet storedPortlet) {
if (null == this.portletWindow && null != portletWindow) {
this.portletWindow = portletWindow;
}
}
public Canvas getHelpCanvas() {
return new HTMLFlow(MSG.view_portlet_help_favoriteResources());
}
public static final class Factory implements PortletViewFactory {
public static final PortletViewFactory INSTANCE = new Factory();
public final Portlet getInstance(EntityContext context) {
return new FavoriteResourcesPortlet();
}
}
public void startRefreshCycle() {
refreshTimer = AutoRefreshUtil.startRefreshCycleWithPageRefreshInterval(this, this, refreshTimer);
}
@Override
protected void onDestroy() {
AutoRefreshUtil.onDestroy(refreshTimer);
super.onDestroy();
}
public boolean isRefreshing() {
return false;
}
@Override
public void refresh() {
if (!isRefreshing()) {
super.refresh();
}
}
}