vaadin-framework/client/src/main/java/com/vaadin/client/connectors/ButtonRendererConnector.java

/*
 * Copyright 2000-2018 Vaadin Ltd.
 *
 * 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 com.vaadin.client.connectors;

import com.google.gwt.event.shared.HandlerRegistration;
import com.vaadin.client.communication.StateChangeEvent;
import com.vaadin.client.renderers.ButtonRenderer;
import com.vaadin.client.renderers.ClickableRenderer.RendererClickHandler;
import com.vaadin.shared.ui.Connect;
import com.vaadin.shared.ui.grid.renderers.ButtonRendererState;

import elemental.json.JsonObject;

/**
 * A connector for {@link ButtonRenderer}.
 *
 * @since 7.4
 * @author Vaadin Ltd
 */
@Connect(com.vaadin.ui.renderers.ButtonRenderer.class)
public class ButtonRendererConnector
        extends ClickableRendererConnector<String> {

    @Override
    public ButtonRenderer getRenderer() {
        return (ButtonRenderer) super.getRenderer();
    }

    @Override
    protected HandlerRegistration addClickHandler(
            RendererClickHandler<JsonObject> handler) {
        return getRenderer().addClickHandler(handler);
    }

    @Override
    public ButtonRendererState getState() {
        return (ButtonRendererState) super.getState();
    }

    @Override
    public void onStateChanged(StateChangeEvent stateChangeEvent) {
        super.onStateChanged(stateChangeEvent);
        getRenderer().setHtmlContentAllowed(getState().htmlContentAllowed);
    }
}