modified the left menu definition style to accomodate images and better

use XML text attributes
2001-11-12 21:37:59 +00:00
parent 5b17952eee
commit 81c7109152
7 changed files with 228 additions and 216 deletions
--- a/src/com/silverwrist/venice/servlets/format/menus/ImageItem.java
+++ b/src/com/silverwrist/venice/servlets/format/menus/ImageItem.java
@@ -0,0 +1,113 @@
+/*
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (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.mozilla.org/MPL/>.
+ * 
+ * Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
+ * WARRANTY OF ANY KIND, either express or implied. See the License for the specific
+ * language governing rights and limitations under the License.
+ * 
+ * The Original Code is the Venice Web Communities System.
+ * 
+ * The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
+ * for Silverwrist Design Studios.  Portions created by Eric J. Bowersox are
+ * Copyright (C) 2001 Eric J. Bowersox/Silverwrist Design Studios.  All Rights Reserved.
+ * 
+ * Contributor(s): 
+ */
+package com.silverwrist.venice.servlets.format.menus;
+
+import java.io.Writer;
+import java.io.IOException;
+import org.apache.log4j.*;
+import org.w3c.dom.*;
+import com.silverwrist.util.*;
+import com.silverwrist.venice.core.ConfigException;
+import com.silverwrist.venice.servlets.format.ComponentRender;
+import com.silverwrist.venice.servlets.format.RenderData;
+
+class ImageItem implements ComponentRender
+{
+  /*--------------------------------------------------------------------------------
+   * Static data members
+   *--------------------------------------------------------------------------------
+   */
+
+  private static Category logger = Category.getInstance(LinkItem.class);
+
+  /*--------------------------------------------------------------------------------
+   * Attributes
+   *--------------------------------------------------------------------------------
+   */
+
+  private String src;
+  private String alt = null;
+  private int width;
+  private int height;
+  private boolean fixup;
+
+  /*--------------------------------------------------------------------------------
+   * Constructor
+   *--------------------------------------------------------------------------------
+   */
+
+  ImageItem(Element elt) throws ConfigException
+  {
+    if (!(elt.getNodeName().equals("image")))
+    { // just some shorts-checking here to make sure the element is OK
+      logger.fatal("huh?!? this should have been a <image/> if it got here!");
+      throw new ConfigException("not a <image/> element");
+
+    } // end if
+
+    // get image source
+    DOMElementHelper h = new DOMElementHelper(elt);
+    if (h.hasAttribute("src"))
+      src = elt.getAttribute("src");
+    else
+      throw new ConfigException("src= attribute of <image/> element not specified");
+
+    // get the image width
+    Integer tmp = h.getAttributeInt("width");
+    if (tmp!=null)
+      width = tmp.intValue();
+    else
+      throw new ConfigException("width= attribute of <image/> element not specified or invalid");
+
+    // get the image height
+    tmp = h.getAttributeInt("height");
+    if (tmp!=null)
+      height = tmp.intValue();
+    else
+      throw new ConfigException("height= attribute of <image/> element not specified or invalid");
+
+    if (h.hasAttribute("alt"))
+      alt = elt.getAttribute("alt");
+    if (h.hasAttribute("fixup"))
+      fixup = true;
+
+  } // end constructor
+
+  /*--------------------------------------------------------------------------------
+   * Implementations from interface ComponentRender
+   *--------------------------------------------------------------------------------
+   */
+
+  public void renderHere(Writer out, RenderData rdat) throws IOException
+  {
+    out.write("<IMG SRC=\"");
+    if (fixup)
+    { // fix up the image path
+      src = rdat.getFullImagePath(src);
+      fixup = false;
+
+    } // end if
+
+    out.write(src + "\" WIDTH=" + width + " HEIGHT=" + height);
+    if (alt!=null)
+      out.write(" ALT=\"" + alt + "\"");
+    out.write(" BORDER=0>");
+
+  } // end renderHere
+
+} // end class ImageItem