/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.ui.smartTree.event;
import com.google.gwt.event.shared.EventHandler;
import com.google.gwt.event.shared.GwtEvent;
import com.google.gwt.event.shared.HandlerRegistration;
import org.eclipse.che.ide.api.data.tree.Node;
import org.eclipse.che.ide.ui.smartTree.event.SelectionChangedEvent.SelectionChangedHandler;
import java.util.Collections;
import java.util.List;
/**
* Event fires after the selection changes.
*
* @author Vlad Zhukovskiy
*/
public class SelectionChangedEvent extends GwtEvent<SelectionChangedHandler> {
public interface HasSelectionChangedHandlers {
HandlerRegistration addSelectionChangedHandler(SelectionChangedHandler handler);
}
public interface SelectionChangedHandler extends EventHandler {
void onSelectionChanged(SelectionChangedEvent event);
}
private static Type<SelectionChangedHandler> TYPE;
public static Type<SelectionChangedHandler> getType() {
if (TYPE == null) {
TYPE = new Type<>();
}
return TYPE;
}
private List<Node> selection;
public SelectionChangedEvent(List<Node> selection) {
this.selection = Collections.unmodifiableList(selection);
}
@Override
public Type<SelectionChangedHandler> getAssociatedType() {
return TYPE;
}
public List<Node> getSelection() {
return selection;
}
/** {@inheritDoc} */
@Override
protected void dispatch(SelectionChangedHandler handler) {
handler.onSelectionChanged(this);
}
}