Importing release version 322 from old repos

src/javaeva/gui/HtmlDemo.java

@@ -0,0 +1,132 @@
+package javaeva.gui;
+/*
+ * Title:        JavaEvA
+ * Description:
+ * Copyright:    Copyright (c) 2003
+ * Company:      University of Tuebingen, Computer Architecture
+ * @author Holger Ulmer, Felix Streichert, Hannes Planatscher
+ * @version:  $Revision: 199 $
+ *            $Date: 2007-10-23 16:58:12 +0200 (Tue, 23 Oct 2007) $
+ *            $Author: mkron $
+ */
+/*==========================================================================*
+ * IMPORTS
+ *==========================================================================*/
+import javaeva.tools.EVAHELP;
+import javax.swing.JFrame;
+import javax.swing.JScrollPane;
+import javax.swing.JViewport;
+import javax.swing.JEditorPane;
+import javax.swing.event.HyperlinkListener;
+import javax.swing.event.HyperlinkEvent;
+import javax.swing.text.html.HTMLFrameHyperlinkEvent;
+import javax.swing.text.html.HTMLDocument;
+import java.awt.Dimension;
+import java.awt.BorderLayout;
+import java.io.IOException;
+import java.applet.*;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.awt.Toolkit;
+import wsi.ra.tool.BasicResourceLoader;
+import javaeva.client.EvAClient;
+/**
+ *
+ */
+public class HtmlDemo {
+  private JEditorPane m_html;
+  private String m_name;
+  /**
+   *
+   */
+  public HtmlDemo(String name) {
+    m_name = name;
+  }
+  /**
+   *
+   */
+  public JEditorPane getPane() {
+    return m_html;
+  }
+    /**
+    *
+    */
+    public static void main(String[] args) {
+        HtmlDemo demo = new HtmlDemo("ES.html");
+        demo.show();
+    }
+    
+    public boolean resourceExists() {
+    	URL url = ClassLoader.getSystemResource("resources/"+m_name);
+    	return (url != null);
+    }
+    
+    public static boolean resourceExists(String mname) {
+    	URL url = ClassLoader.getSystemResource("resources/"+mname);
+    	return (url != null);
+    }
+    /**
+    *
+    */
+    public void show() {
+        try {
+            URL url = null;
+            url = this.getClass().getClassLoader().getSystemResource("resources/"+m_name);
+
+            try {
+                m_html = new JEditorPane(url);
+            } catch (java.io.IOException ioe) {
+                url = this.getClass().getClassLoader().getSystemResource("resources/Default.html");
+                m_html = new JEditorPane(url);
+            }
+            //m_html = new JEditorPane(htmlDescription);
+            m_html.setEditable(false);
+            m_html.addHyperlinkListener(createHyperLinkListener());
+
+        } catch (MalformedURLException e) {
+            System.out.println("Malformed URL: " + e);
+            return;
+        } catch (IOException e) {
+            System.out.println("IOException: " + e);
+            e.printStackTrace();
+            return;
+        }
+        JFrame          frame       = new JFrame (m_name);
+        BasicResourceLoader  loader      = BasicResourceLoader.instance();
+        byte[]          bytes       = loader.getBytesFromResourceLocation(EvAClient.iconLocation);
+        try {
+            frame.setIconImage(Toolkit.getDefaultToolkit().createImage(bytes));
+        } catch (java.lang.NullPointerException e) {
+            System.out.println("Could not find JavaEvA icon, please move rescoure folder to working directory!");
+        } 
+        JScrollPane     scroller    = new JScrollPane();
+        JViewport       vp          = scroller.getViewport();
+        vp.add(m_html);
+        scroller.setPreferredSize( new Dimension(600,500) );
+        frame.getContentPane().add(scroller, BorderLayout.CENTER);
+        frame.pack();
+        frame.setVisible(true);
+    }
+
+  /**
+   *
+   */
+  public HyperlinkListener createHyperLinkListener() {
+    return new HyperlinkListener() {
+      public void hyperlinkUpdate(HyperlinkEvent e) {
+        if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
+          if (e instanceof HTMLFrameHyperlinkEvent) {
+              ((HTMLDocument)m_html.getDocument()).processHTMLFrameHyperlinkEvent(
+                  (HTMLFrameHyperlinkEvent)e);
+          } else {
+              try {
+                  m_html.setPage(e.getURL());
+              } catch (IOException ioe) {
+                  System.out.println("IOE: " + ioe);
+              }
+          }
+        }
+      }
+  };
+}
+}