imagebean.java

GridSphere 门户 提供一个基于 portlet 的高级开放源代码门户。GridSphere 是在欧盟提供基金的 GridLab 项目下开发的

/*
 * @author <a href="mailto:[e-mail]">Oliver Wehrens</a>
 * @version $Id: ImageBean.java 4496 2006-02-08 20:27:04Z wehrens $
 */
package org.gridsphere.provider.portletui.beans;

/**
 * A <code>ImageBean</code> represents an image element
 */
public class ImageBean extends BaseComponentBean implements TagBean {

    public static final String NAME = "im";
    public String src = "";
    public String alt = null;
    public String title = null;
    public String border = "0";
    protected String width = null;
    protected String height = null;
    protected String align = null;

    /**
     * Constructs a default image bean
     */
    public ImageBean() {
        super(NAME);
    }

    /**
     * Constructs an image bean using a supplied  bean identifier
     *
     * @param beanId the bean identifier
     */
    public ImageBean(String beanId) {
        super(NAME);
        this.beanId = beanId;
    }

    /**
     * Returns the image source
     *
     * @return the image source
     */
    public String getSrc() {
        return src;
    }

    /**
     * Sets the image source
     *
     * @param src the image source
     */
    public void setSrc(String src) {
        this.src = src;
    }

    /**
     * Returns the image alt tag
     *
     * @return the image alt tag
     */
    public String getAlt() {
        return alt;
    }

    /**
     * Sets the image alt tag
     *
     * @param alt the image alt tag
     */
    public void setAlt(String alt) {
        this.alt = alt;
    }

    /**
     * Returns the image title
     *
     * @return the image title
     */
    public String getTitle() {
        return title;
    }

    /**
     * Sets the image title
     *
     * @param title the image title
     */
    public void setTitle(String title) {
        this.title = title;
    }

    /**
     * Sets the table alignment e.g. "left", "top", "bottom" or "right"
     *
     * @param align the table alignment
     */
    public void setAlign(String align) {
        this.align = align;
    }

    /**
     * Returns the table alignment e.g. "left", "top", "bottom" or "right"
     *
     * @return the table alignment
     */
    public String getAlign() {
        return align;
    }

    /**
     * Sets the table cell width
     *
     * @param width the table cell width
     */
    public void setWidth(String width) {
        this.width = width;
    }

    /**
     * Returns the table cell width
     *
     * @return the table cell width
     */
    public String getWidth() {
        return width;
    }

    /**
     * Sets the table cell height
     *
     * @param height the table cell height
     */
    public void setHeight(String height) {
        this.height = height;
    }

    /**
     * Returns the table cell height
     *
     * @return the table cell height
     */
    public String getHeight() {
        return height;
    }

    /**
     * Return the image title border
     *
     * @return the image title border
     */
    public String getBorder() {
        return border;
    }

    /**
     * Sets the image title border
     *
     * @param border the image title border
     */
    public void setBorder(String border) {
        this.border = border;
    }

    public String toStartString() {
        if (src.equals("")) return "";
        StringBuffer sb = new StringBuffer();
        // the 'border' attribute has been removed for XHTML 1.0 Strict compliance
        sb.append("<img src=\"" + this.src + "\"");
        if (width != null) sb.append(" width=\"" + width + "\"");
        if (height != null) sb.append(" height=\"" + height + "\"");
        if (align != null) sb.append(" align=\"" + align + "\"");
        // the else case should NEVER be reached, the 'alt' attribute should ALWAYS be specified!
        if (alt != null) sb.append(" alt=\"" + alt + "\""); else sb.append(" alt=\"image\"");
        if (title != null) sb.append(" title=\"" + title + "\"");
        sb.append(" />");
        return sb.toString();
    }

    public String toEndString() {
        return "";
    }
}