org.wings.plaf.css.TemplateLayoutCG Maven / Gradle / Ivy

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/*
 * Copyright 2000,2005 wingS development team.
 *
 * This file is part of wingS (http://wingsframework.org).
 *
 * wingS is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1
 * of the License, or (at your option) any later version.
 *
 * Please see COPYING for the complete licence.
 */
package org.wings.plaf.css;

import java.io.IOException;

import org.wings.*;
import org.wings.io.Device;
import org.wings.plaf.LayoutCG;
import org.wings.template.LabelTagHandler;
import org.wings.template.RangeTagHandler;
import org.wings.template.SimpleTagHandler;
import org.wings.template.TemplateParseContext;
import org.wings.template.TemplateSource;
import org.wings.template.parser.PageParser;

/**
 * @author Achim Derigs
 */
public class TemplateLayoutCG implements LayoutCG {
    /**
     * 
     */
    private static final long serialVersionUID = 1L;

    /**
     * The parser looks for the '' - tags.
     */
    static {
        PageParser parser = PageParser.getInstance();
        parser.addTagHandler("OBJECT", RangeTagHandler.class);
        parser.addTagHandler("WINGSOBJECT", RangeTagHandler.class);
        parser.addTagHandler("TEXTAREA", RangeTagHandler.class);
        parser.addTagHandler("SELECT", RangeTagHandler.class);
        parser.addTagHandler("INPUT", SimpleTagHandler.class);
        parser.addTagHandler("LABEL", LabelTagHandler.class);
    }

    private static void write(Device device, STemplateLayout layout)
            throws IOException {
        final TemplateSource source = layout.getTemplateSource();

        if (source == null) {
            device.print("Unable to open template-file null in '" + layout);
        } else {
            layout.getPageParser().process(source, new TemplateParseContext(device, layout));
        }
    }

    /**
     * @param device  the device to write the code to
     * @param manager the layout manager
     * @throws IOException
     */
    @Override
    public void write(Device device, SLayoutManager manager)
            throws IOException {
        write(device, (STemplateLayout) manager);
    }
}