Make the category links into a refs so they can be bookmarked.

1 files changed, 27 insertions, 7 deletions

diff --git a/www/ajax/rrdui.js b/www/ajax/rrdui.js
index d4ea8b6..74bd8f2 100644
--- a/www/ajax/rrdui.js
+++ b/www/ajax/rrdui.js
@@ -12,6 +12,7 @@ if(ENDPOINT.charAt(0) != '/')
 /* TODO: Loading indicator */
 
 var categoryCurrent = null;
+var categoriesList = new Object();
 var categoryArea = document.getElementById("headers");
 var xmlData = null;
 var gdoc = null;
@@ -43,6 +44,27 @@ function loadedGraphData(doc)
     xmlData = doc;
 
     displayCategories();
+
+    var cat;
+
+    // Initially load any bookmarked category
+    if(location.hash)
+    {
+        cat = location.hash.substr(1);
+        if(categoriesList[cat])
+            categoryCurrent = cat;
+    }
+
+    // No category loaded, choose inital
+    if(!categoryCurrent)
+    {
+        for(cat in categoriesList)
+        {
+            categoryCurrent = cat;
+            break;
+        }
+    }
+
     displayCurrentPage();
 }
 
@@ -574,7 +596,7 @@ function changeCategory(evt)
 
 function displayCategories()
 {
-    var cats = new Object();
+    categoriesList = new Object();
     var cat, i, name;
 
     /* Get the template and clean it up a bit */
@@ -589,21 +611,19 @@ function displayCategories()
             cat = "Other";
             graphs.item(i).setAttribute("category", "Other");
         }
-        cats[cat] = true;
+        categoriesList[cat] = true;
     }
 
-    for(name in cats)
+    for(name in categoriesList)
     {
-        if(!categoryCurrent)
-            categoryCurrent = name;
-
         var el = template.cloneNode(false);
         el.removeAttribute("id");
         el.appendChild(document.createTextNode(name));
         el.setAttribute("category", name);
+        el.setAttribute("href", "#" + escape(name));
 
         el.onclick = function(evt)
-            { return changeCategory(evt || window.event); }
+            { changeCategory(evt || window.event); }
 
         categoryArea.insertBefore(el, template);
     }