/*
* Copyright 2012 Cedric Hauber
*
* 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.errai.mvp.client.events;
import com.google.gwt.event.shared.GwtEvent;
import com.google.gwt.event.shared.HasHandlers;
import org.jboss.errai.mvp.client.proxy.TabContentProxy;
/**
* This event is fired whenever a tab contained in a {@link org.jboss.errai.mvp.client.presenters.TabContainerPresenter} wants to change
* its information.
*
* @author Philippe Beaudoin
*/
public final class ChangeTabEvent extends GwtEvent<ChangeTabHandler> {
/**
* Fires a {@link ChangeTabEvent} with a specific
* {@link com.google.gwt.event.shared.GwtEvent.Type} into a source that has access to an
* {@link com.google.web.bindery.event.shared.EventBus}.
*
* @param source The source that fires this event ({@link com.google.gwt.event.shared.HasHandlers}).
* @param type The specific event {@link com.google.gwt.event.shared.GwtEvent.Type}.
* @param tabContentProxy The {@link org.jboss.errai.mvp.client.proxy.TabContentProxy} for this tab, with modified information.
*/
public static void fire(final HasHandlers source,
final Type<ChangeTabHandler> type, TabContentProxy<?> tabContentProxy) {
source.fireEvent(new ChangeTabEvent(type, tabContentProxy));
}
private final TabContentProxy<?> tabContentProxy;
private final Type<ChangeTabHandler> type;
/**
* Creates an event for requesting the modification to a tab displayed in a
* {@link org.jboss.errai.mvp.client.presenters.TabContainerPresenter}.
*
* @param type The specific {@link com.google.gwt.event.shared.GwtEvent.Type} of this event.
* @param tabContentProxy The {@link TabContentProxy} for this tab, with modified information.
*/
public ChangeTabEvent(final Type<ChangeTabHandler> type,
TabContentProxy<?> tabContentProxy) {
this.type = type;
this.tabContentProxy = tabContentProxy;
}
@Override
public Type<ChangeTabHandler> getAssociatedType() {
return type;
}
public TabContentProxy<?> getTabContentProxy() {
return tabContentProxy;
}
@Override
protected void dispatch(ChangeTabHandler handler) {
handler.onChangeTab(this);
}
}