From 63f68a76345fdac2d48a67d5a7b3f4131a3bb6ad Mon Sep 17 00:00:00 2001
From: Frank Wuerthwein <fkw@ucsd.edu>
Date: Sun, 3 May 2009 15:29:13 +0000
Subject: Add checked option

---
 src/lib/rrdFlot.js | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/src/lib/rrdFlot.js b/src/lib/rrdFlot.js
index 57fdf4c..e7f2ceb 100644
--- a/src/lib/rrdFlot.js
+++ b/src/lib/rrdFlot.js
@@ -36,12 +36,13 @@
  *   with each element being a graph_option
  *   The defaults for each element are
  *   {
- *     title: ds_name  // this is what is displayed at the radio button
- *     label: ds_name  // this is what is displayed in the legend
- *     color: ds_index
- *     lines: { show:true } // see Flot docs for detail
- *     yaxis: 1       // can be 1 or 2
- *     stack: 'none'  // other options are 'positive' and 'negative'
+ *     title: ds_name               // this is what is displayed at the radio button
+ *     checked: first_ds_in_list?   //boolean
+ *     label: ds_name               // this is what is displayed in the legend
+ *     color: ds_index              // see Flot docs for details
+ *     lines: { show:true }         // see Flot docs for details
+ *     yaxis: 1                     // can be 1 or 2
+ *     stack: 'none'                // other options are 'positive' and 'negative'
  *   }
  */
 
@@ -202,19 +203,24 @@ rrdFlot.prototype.populateDScb = function() {
     var ds=this.rrd_file.getDS(i);
     var name=ds.getName();
     var title=name;
+    var checked=(i==0); // only first checked by default
     if (this.ds_graph_options[name]!=null) {
       var dgo=this.ds_graph_options[name];
       if (dgo['title']!=null) {
 	// if the user provided the title, use it
 	title=dgo['title'];
       }
+      if (dgo['checked']!=null) {
+	// if the user provided the title, use it
+	checked=dgo['checked'];
+      }
     }
 
     var cb_el = document.createElement("input");
     cb_el.type = "checkbox";
     cb_el.name = "ds";
     cb_el.value = name;
-    cb_el.checked = cb_el.defaultChecked = (i==0);
+    cb_el.checked = cb_el.defaultChecked = checked;
     form_el.appendChild(cb_el);
     form_el.appendChild(document.createTextNode(title));
     form_el.appendChild(document.createElement('br'));
-- 
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