com.googlecode.wicket.jquery.ui.markup.html.link.DownloadLink.java Source code

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Here is the source code for com.googlecode.wicket.jquery.ui.markup.html.link.DownloadLink.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.googlecode.wicket.jquery.ui.markup.html.link;

import java.io.File;

import org.apache.wicket.model.IModel;

import com.googlecode.wicket.jquery.core.IJQueryWidget;
import com.googlecode.wicket.jquery.core.JQueryBehavior;
import com.googlecode.wicket.jquery.ui.JQueryIcon;
import com.googlecode.wicket.jquery.ui.form.button.ButtonBehavior;

/**
 * Provides a Kendo UI button based on a built-in {@code DownloadLink}
 *
 * @author Sebastien Briquet - sebfz1
 * @since 6.19.0
 * @since 7.0.0
 */
public class DownloadLink extends org.apache.wicket.markup.html.link.DownloadLink implements IJQueryWidget {
    private static final long serialVersionUID = 1L;

    private final String icon;

    /**
     * Constructor
     *
     * @param id the markup id
     * @param model model that contains the file object
     */
    public DownloadLink(String id, IModel<File> model) {
        this(id, model, JQueryIcon.NONE);
    }

    /**
     * Constructor
     *
     * @param id the markup id
     * @param model model that contains the file object
     * @param icon either a {@link JQueryIcon} constant or a 'ui-icon-xxx' css class
     */
    public DownloadLink(String id, IModel<File> model, String icon) {
        super(id, model);

        this.icon = icon;
    }

    /**
     * Constructor
     *
     * @param id the markup id
     * @param model model that contains the file object
     * @param filename model that provides the file name to use in the response headers
     */
    public DownloadLink(String id, IModel<File> model, IModel<String> filename) {
        this(id, model, filename, JQueryIcon.NONE);
    }

    /**
     * Constructor
     *
     * @param id the markup id
     * @param model model that contains the file object
     * @param filename model that provides the file name to use in the response headers
     * @param icon either a {@link JQueryIcon} constant or a 'ui-icon-xxx' css class
     */
    public DownloadLink(String id, IModel<File> model, IModel<String> filename, String icon) {
        super(id, model, filename);

        this.icon = icon;
    }

    // Events //

    @Override
    protected void onInitialize() {
        super.onInitialize();

        this.add(JQueryWidget.newWidgetBehavior(this));
    }

    @Override
    public void onConfigure(JQueryBehavior behavior) {
        behavior.setOption("disabled", !this.isEnabledInHierarchy());
    }

    @Override
    public void onBeforeRender(JQueryBehavior behavior) {
        // noop
    }

    @Override
    public JQueryBehavior newWidgetBehavior(String selector) {
        return new ButtonBehavior(selector, this.icon);
    }
}