com.evolveum.midpoint.web.component.AjaxIconButton.java Source code

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/*
 * Copyright (c) 2010-2016 Evolveum
 *
 * 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.evolveum.midpoint.web.component;

import org.apache.commons.lang.StringUtils;
import org.apache.wicket.AttributeModifier;
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 Viliam Repan (lazyman)
 */
public abstract class AjaxIconButton extends AjaxLink<String> {

    public AjaxIconButton(String id, IModel<String> icon, IModel<String> title) {
        super(id, icon);

        if (title != null) {
            add(AttributeModifier.replace("title", title));
        }
    }

    @Override
    public void onComponentTagBody(final MarkupStream markupStream, final ComponentTag openTag) {
        String icon = getModelObject();
        if (StringUtils.isNotEmpty(icon)) {
            replaceComponentTagBody(markupStream, openTag, "<i class=\"" + icon + "\"></i>");
            return;
        }

        super.onComponentTagBody(markupStream, openTag);
    }

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

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