FELIX-790 - Add initial support to display OSGi events.

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@707413 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/webconsole/src/main/resources/res/ui/events.js b/webconsole/src/main/resources/res/ui/events.js
new file mode 100644
index 0000000..a743f7d
--- /dev/null
+++ b/webconsole/src/main/resources/res/ui/events.js
@@ -0,0 +1,117 @@
+/*
+ * 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.
+ */
+
+function header( /* int */ columns )
+{
+    document.write( "<table class='content' cellpadding='0' cellspacing='0' width='100%'>" );
+
+    document.write( "<tr class='content'>" );
+    document.write( "<td colspan='" + columns + "' class='content'>&nbsp;</th>" );
+    document.write( "</tr>" );
+
+    document.write( "<tr class='content'>" );
+    document.write( "<th class='content' width='20%'>Topic</th>" );
+    document.write( "<th class='content'>Properties</th>" );
+    document.write( "</tr>" );
+
+}
+
+
+function error( /* int */ columns, /* String */ message )
+{
+    document.write( "<tr class='content'>" );
+    document.write( "<td class='content'>&nbsp;</td>" );
+    document.write( "<td class='content' colspan='" + (columns - 1) + "'>" + message + "</td>" );
+    document.write( "</tr>" );
+}
+
+
+function data( /* Array of Object */ dataArray )
+{
+    // render components
+    if (dataArray.length == 1)
+    {
+        entry( dataArray[0], true );
+    }
+    else {
+        for ( var idx in dataArray )
+        {
+            entry( dataArray[idx] );
+        }
+    }
+}
+
+
+function footer( /* int */ columns )
+{
+    document.write( "<tr class='content'>" );
+    document.write( "<td colspan='" + columns + "' class='content'>&nbsp;</th>" );
+    document.write( "</tr>" );
+
+    document.write( "</table>" );
+}
+
+
+function entry( /* Object */ dataEntry, /* boolean */ singleEntry )
+{
+    var trElement = tr( null, { id: "entry" + dataEntry.id } );
+    entryInternal( trElement,  dataEntry, singleEntry );
+    document.write( serialize( trElement ) );
+}
+
+
+function entryInternal( /* Element */ parent, /* Object */ dataEntry, /* boolean */ singleEntry )
+{
+
+    var id = dataEntry.id;
+    var topic = dataEntry.topic;
+    var properties = dataEntry.properties;
+
+    parent.appendChild( td( "content", { width: "20%"}, [ text( topic ) ] ) );
+
+    var tableE = createElement("table");
+    var bodyE = createElement("tbody");
+    tableE.appendChild(bodyE);
+
+    for( var p in dataEntry.properties ) {
+    	bodyE.appendChild(tr(null, null, [td(null, null, [text(p + " = " + dataEntry.properties[p])] )]));
+    }
+    
+    parent.appendChild( td( "content", null, [tableE] ) );
+}
+
+
+
+function renderEvents( /* Array of Data Objects */ bundleData )
+{
+
+    // topic and properties
+    var columns = 2;
+    
+    header( columns );
+
+    if (bundleData.error)
+    {
+        error( columns, bundleData.error );
+    }
+    else
+    {
+        data ( bundleData.data );
+    }
+
+    footer( columns );
+}