org.apache.myfaces.custom.swapimage.AbstractHtmlSwapImage Maven / Gradle / Ivy

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JSF components and utilities that can be used with any JSF implementation. This library is based on the JSF1.1 version of Tomahawk, but with minor source code and build changes to take advantage of JSF1.2 features. A JSF1.2 implementation is required to use this version of the Tomahawk library.
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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 org.apache.myfaces.custom.swapimage;

import javax.faces.component.UIGraphic;

import org.apache.myfaces.component.AlignProperty;
import org.apache.myfaces.component.StyleAware;
import org.apache.myfaces.component.UniversalProperties;
import org.apache.myfaces.component.UserRoleUtils;

/**
 * Unless otherwise specified, all attributes accept static values or EL expressions.
 * 
 * @JSFComponent
 *   name = "t:swapImage"
 *   class = "org.apache.myfaces.custom.swapimage.HtmlSwapImage"
 *   tagClass = "org.apache.myfaces.custom.swapimage.HtmlSwapImageTag"
 * @since 1.1.7
 * @author Thomas Spiegl
 * @version $Revision: 691856 $ $Date: 2008-09-03 21:40:30 -0500 (Wed, 03 Sep 2008) $
 */
public abstract class AbstractHtmlSwapImage extends UIGraphic
    implements UniversalProperties, AlignProperty, StyleAware
{
    public static final String COMPONENT_TYPE = "org.apache.myfaces.HtmlSwapImage";
    public static final String COMPONENT_FAMILY = "javax.faces.Graphic";
    private static final String DEFAULT_RENDERER_TYPE = "org.apache.myfaces.SwapImage";
    private static final boolean DEFAULT_ISMAP = false;

    /**
     * HTML: Specifies the width of the border of this element, in pixels. Deprecated in HTML 4.01.
     * 
     * @JSFProperty
     *   defaultValue="Integer.MIN_VALUE"
     */
    public abstract String getBorder();

    /**
     * HTML: The amount of white space to be inserted to the left and 
     * right of this element, in undefined units. 
     * Deprecated in HTML 4.01.
     * 
     * @JSFProperty
     */
    public abstract String getHspace();
    
    /**
     *  HTML: The amount of white space to be inserted above and 
     *  below this element, in undefined units. 
     *  Deprecated in HTML 4.01.
     * 
     * @JSFProperty
     */
    public abstract String getVspace();
    
    /**
     * the url of the image displayed onmouseover
     * 
     * @JSFProperty
     *   required="true"
     */
    public abstract String getSwapImageUrl();

    /**
     * activeImage will be rendered if: swapImage is a direct 
     * child of commandNavigation and the commandNavigation.isActive
     * 
     * @JSFProperty
     */
    public abstract String getActiveImageUrl();

    /**
     * HTML: Specifies alternative text that can be used by a browser 
     * that can't show this element.
     * 
     * @JSFProperty
     */
    public abstract String getAlt();

    /**
     * HTML: Overrides the natural height of this image, by specifying 
     * height in pixels.
     * 
     * @JSFProperty
     */
    public abstract String getHeight();

    /**
     * HTML: Specifies server-side image map handling for this image.
     * 
     * @JSFProperty
     *   defaultValue = "false"
     */
    public abstract boolean isIsmap();

    /**
     * HTML: A link to a long description of the image.
     * 
     * @JSFProperty
     */
    public abstract String getLongdesc();

    /**
     * HTML: Script to be invoked when the element is clicked.
     * 
     * @JSFProperty
     */
    public abstract String getOnclick();

    /**
     * HTML: Script to be invoked when the element is double-clicked.
     * 
     * @JSFProperty
     */
    public abstract String getOndblclick();

    /**
     * HTML: Script to be invoked when a key is pressed down over this element.
     * 
     * @JSFProperty
     */
    public abstract String getOnkeydown();

    /**
     * HTML: Script to be invoked when a key is pressed over this element.
     * 
     * @JSFProperty
     */
    public abstract String getOnkeypress();

    /**
     * HTML: Script to be invoked when a key is released over this element.
     * 
     * @JSFProperty
     */
    public abstract String getOnkeyup();

    /**
     * HTML: Specifies an image map to use with this image.
     * 
     * @JSFProperty
     */
    public abstract String getUsemap();

    /**
     * HTML: Overrides the natural width of this image, by 
     * specifying width in pixels.
     * 
     * @JSFProperty
     */
    public abstract String getWidth();

    public boolean isRendered()
    {
        if (!UserRoleUtils.isVisibleOnUserRole(this)) return false;
        return super.isRendered();
    }

}