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/*
 * Copyright 2004-2014 ICEsoft Technologies Canada Corp.
 *
 * 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.icefaces.ace.component.theme;

import org.icefaces.ace.util.Constants;

import javax.faces.component.UIComponent;
import javax.faces.component.UIViewRoot;
import javax.faces.context.FacesContext;
import javax.faces.view.facelets.*;
import java.io.IOException;
import java.util.Map;

public class ThemeHandler extends ComponentHandler {
    private final TagAttribute value;


    public ThemeHandler(ComponentConfig config) {
        super(config);
        this.value = this.getAttribute("value");
    }

    public void apply(FaceletContext ctx, UIComponent parent) throws IOException {
        FacesContext fc = ctx.getFacesContext();
        UIViewRoot root = fc.getViewRoot();
        Map viewMap = root.getViewMap();

        if (value != null) {
            viewMap.put(Constants.THEME_PARAM, value.getValue());
        }
    }
}