sk.lazyman.gizmo.component.AjaxButton.java Source code

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Here is the source code for sk.lazyman.gizmo.component.AjaxButton.java

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/*
 * Copyright 2015 Viliam Repan (lazyman)
 *
 * 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 sk.lazyman.gizmo.component;

import org.apache.commons.lang.StringUtils;
import org.apache.wicket.ajax.markup.html.AjaxLink;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.MarkupStream;
import org.apache.wicket.markup.parser.XmlTag;
import org.apache.wicket.model.IModel;

/**
 * @author lazyman
 */
public abstract class AjaxButton extends AjaxLink<String> {

    public AjaxButton(String id) {
        super(id);
    }

    public AjaxButton(String id, IModel<String> model) {
        super(id, model);
    }

    @Override
    public void onComponentTagBody(final MarkupStream markupStream, final ComponentTag openTag) {
        String text = getModelObject();
        if (StringUtils.isNotEmpty(text)) {
            replaceComponentTagBody(markupStream, openTag, text);
            return;
        }

        super.onComponentTagBody(markupStream, openTag);
    }

    @Override
    protected void onComponentTag(ComponentTag tag) {
        super.onComponentTag(tag);

        if (tag.isOpenClose()) {
            tag.setType(XmlTag.TagType.OPEN);
        }
    }
}