/*
* 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 as published by
* the Free Software Foundation version 2 of the License.
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.coregui.client.bundle.create;
import java.util.ArrayList;
import java.util.HashMap;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.smartgwt.client.types.Alignment;
import com.smartgwt.client.widgets.form.fields.events.ChangedEvent;
import com.smartgwt.client.widgets.form.fields.events.ChangedHandler;
import org.rhq.core.domain.bundle.BundleType;
import org.rhq.coregui.client.CoreGUI;
import org.rhq.coregui.client.components.form.SortedSelectItem;
import org.rhq.coregui.client.gwt.GWTServiceLookup;
import org.rhq.coregui.client.util.message.Message;
import org.rhq.coregui.client.util.message.Message.Severity;
/**
* Provides a drop down menu that allows one to select a bundle type.
*/
public class BundleTypeDropDownSelectItem extends SortedSelectItem {
private final HashMap<String, BundleType> knownBundleTypes = new HashMap<String, BundleType>();
private BundleType selected = null;
public BundleTypeDropDownSelectItem(String name) {
super(name, CoreGUI.getMessages().view_bundle_bundleType());
buildDropDownMenu();
}
public BundleType getSelected() {
return selected;
}
private void setSelected(BundleType selected) {
this.selected = selected;
}
private void buildDropDownMenu() {
setVisible(false);
setDisabled(true);
setTitleAlign(Alignment.LEFT);
setAllowEmptyValue(false);
setMultiple(false);
addChangedHandler(new ChangedHandler() {
public void onChanged(ChangedEvent event) {
BundleType bundleType = knownBundleTypes.get(event.getValue());
setSelected(bundleType);
}
});
GWTServiceLookup.getBundleService().getAllBundleTypes(new AsyncCallback<ArrayList<BundleType>>() {
public void onSuccess(ArrayList<BundleType> result) {
if (result == null || result.size() == 0) {
setSelected(null);
CoreGUI.getMessageCenter().notify(
new Message(CoreGUI.getMessages().view_bundle_createWizard_noBundleTypesSupported(),
Severity.Error));
return;
}
for (BundleType bundleType : result) {
knownBundleTypes.put(bundleType.getName(), bundleType);
if (getSelected() == null) {
setSelected(bundleType);
setDefaultValue(bundleType.getName());
setValue(bundleType.getName());
}
}
setValueMap(knownBundleTypes.keySet().toArray(new String[0]));
setDisabled(false);
// don't bother showing the menu if there is only one item
if (knownBundleTypes.size() > 1) {
setVisible(true);
show(); // in case we've already been rendered
}
}
public void onFailure(Throwable caught) {
CoreGUI.getErrorHandler().handleError(
CoreGUI.getMessages().view_bundle_createWizard_noBundleTypesAvail(), caught);
}
});
}
}