/*
* Copyright (C) 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.jboss.errai.demo.todo.client.local;
import javax.annotation.PostConstruct;
import javax.enterprise.event.Event;
import javax.inject.Inject;
import org.jboss.errai.databinding.client.api.DataBinder;
import org.jboss.errai.databinding.client.api.StateSync;
import org.jboss.errai.databinding.client.api.handler.property.PropertyChangeEvent;
import org.jboss.errai.databinding.client.api.handler.property.PropertyChangeHandler;
import org.jboss.errai.demo.todo.shared.TodoItem;
import org.jboss.errai.ui.client.widget.HasModel;
import org.jboss.errai.ui.shared.api.annotations.AutoBound;
import org.jboss.errai.ui.shared.api.annotations.Bound;
import org.jboss.errai.ui.shared.api.annotations.DataField;
import org.jboss.errai.ui.shared.api.annotations.EventHandler;
import org.jboss.errai.ui.shared.api.annotations.Templated;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.user.client.ui.CheckBox;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.InlineLabel;
@Templated("TodoListPage.html#item")
public abstract class BaseTodoItemWidget extends Composite implements HasModel<TodoItem> {
@Inject Event<TodoItem> itemChangedEvent;
@Inject @AutoBound DataBinder<TodoItem> itemBinder;
@Inject @Bound @DataField InlineLabel text;
@Inject @Bound @DataField CheckBox done;
@Override
public void setModel(TodoItem item) {
itemBinder.setModel(item, StateSync.FROM_MODEL);
updateDoneStyle();
}
@Override
public TodoItem getModel() {
return itemBinder.getModel();
}
@PostConstruct
void setup() {
itemBinder.addPropertyChangeHandler(new PropertyChangeHandler<Object>() {
@Override
public void onPropertyChange(PropertyChangeEvent<Object> event) {
TodoItem item = itemBinder.getModel();
updateDoneStyle();
itemChangedEvent.fire(item);
}
});
}
private void updateDoneStyle() {
if (getModel().isDone()) {
text.addStyleName("done");
}
else {
text.removeStyleName("done");
}
}
@EventHandler
protected void onClick(ClickEvent e) {
TodoItem item = getModel();
item.setDone(!item.isDone());
}
}