--- loncom/interface/lonhtmlcommon.pm	2013/06/09 02:59:04	1.347
+++ loncom/interface/lonhtmlcommon.pm	2013/07/11 18:25:51	1.350
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common html routines
 #
-# $Id: lonhtmlcommon.pm,v 1.347 2013/06/09 02:59:04 raeburn Exp $
+# $Id: lonhtmlcommon.pm,v 1.350 2013/07/11 18:25:51 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1226,6 +1226,7 @@ ENDEDITOR
 
 <script type="text/javascript" src="/adm/spellchecker/js/jquery.spellchecker.min.js"></script>
 <link rel="stylesheet" type="text/css" href="/adm/spellchecker/css/spellchecker.css" />
+<script type="text/javascript" src="/adm/nicescroll/jquery.nicescroll.min.js"></script>
 
 ENDJQUERY
 	return $s;
@@ -2400,6 +2401,49 @@ sub resource_info_box {
     return $return;
 }
 
+# display_usage
+# 
+# Generates a div containing a block, filled to show percentage of current quota used
+#
+# Quotas available for user portfolios, group portfolios, authoring spaces, and course
+# content stored directly within a course (i.e., excluding published content).
+#
+
+sub display_usage {
+    my ($current_disk_usage,$disk_quota) = @_;
+    my $usage = $current_disk_usage/1000;
+    my $quota = $disk_quota/1000;
+    my $percent;
+    if ($disk_quota == 0) {
+        $percent = 100.0;
+    } else {
+        $percent = 100*($current_disk_usage/$disk_quota);
+    }
+    $usage = sprintf("%.2f",$usage);
+    $quota = sprintf("%.2f",$quota);
+    $percent = sprintf("%.0f",$percent);
+    my ($color,$cssclass);
+    if ($percent <= 60) {
+        $color = '#00A000';
+    } elsif ($percent > 60 && $percent < 90) {
+        $color = '#FFD300';
+        $cssclass = 'class="LC_warning"';
+    } elsif( $percent >= 90) {
+        $color = '#FF0000';
+        $cssclass = 'class="LC_error"';
+    }
+    my $prog_width = $percent;
+    if ($prog_width > 100) {
+        $prog_width = 100;
+    }
+    return '
+  <div id="meter1" align="left" '.$cssclass.'>'.&mt('Currently using [_1] of the [_2] available.',$usage.' MB <span style="font-weight:bold;">('.$percent.'%)</span>',$quota.' MB')."\n".
+'   <div id="meter2" style="display:block; margin-top:5px; margin-bottom:5px; margin-left:0px; margin-right:0px; width:400px; border:1px solid #000000; height:10px;">'."\n".
+'    <div id="meter3" style="display:block; background-color:'.$color.'; width:'.$prog_width.'%; height:10px; color:#000000; margin:0px;"></div>'."\n".
+'   </div>'."\n".
+'  </div>';
+}
+
 ##############################################
 ##############################################
 
@@ -2898,7 +2942,7 @@ sub resize_scrollbox_js {
                    scroll => 'contentscroll',
                    boxh   => 'contenteditor',
                  );
-        $paddingwfrac = 0.09; 
+        $paddingwfrac = 0.09;
         $offsetwfrac = 0.015;
         $offsetv = 20;
         $minw = 250;
@@ -2937,6 +2981,7 @@ function resize_scrollbox(scrollboxname,
     var scrolltableid = 'table_'+scrollboxname;
     var scrollbox;
     var scrolltable;
+    var ismobile = '$env{'browser.mobile'}';
 
     if (document.getElementById("$names{'boxw'}") == null) {
         return;
@@ -2973,6 +3018,7 @@ FIRST
     }
     $output .= <<"SECOND";
     var listwchange;
+    var scrollchange;
     if (chkw == 1) {
         var boxw = document.getElementById("$names{'boxw'}").offsetWidth;
         var itemw;
@@ -2984,6 +3030,7 @@ FIRST
 
         var scrollboxw = scrollbox.offsetWidth;
         var scrollboxscrollw = scrollbox.scrollWidth;
+        var scrollstart = scrollboxw;
 
         var offsetw = parseInt(vpw * $offsetwfrac);
         var paddingw = parseInt(vpw * $paddingwfrac);
@@ -3058,11 +3105,19 @@ PARAMSONE
             }
         }
 
+        if (newscrollboxw != scrollboxw) {
+            scrollchange = 1;
+        }
+
         if (itemid.offsetWidth != itemwstart) {
             listwchange = 1;
         }
     }
     if ((chkh == 1) || (listwchange)) {
+        var itemid = document.getElementById("$names{'item'}");
+        if (itemid != null) {
+            itemh = itemid.offsetHeight;
+        }
         var primaryheight = document.getElementById('LC_nav_bar').offsetHeight;
         var secondaryheight;
         if (document.getElementById('LC_secondary_menu') != null) { 
@@ -3083,6 +3138,7 @@ PARAMSONE
 
         var scrollboxheight = scrollbox.offsetHeight;
         var scrollboxscrollheight = scrollbox.scrollHeight;
+        var scrollboxh = scrollboxheight;
 
         var minvscrollbox = $minv;
         var offsetv = $offsetv;
@@ -3113,6 +3169,13 @@ PARAMSONE
                 scrollbox.style.height = newscrollheight+"px";
             }
         }
+        var newscrollboxh = scrollbox.offsetHeight;
+        if (scrollboxh != newscrollboxh) {
+            scrollchange = 1;
+        }
+    }
+    if (ismobile && scrollchange) {
+        \$("#div_$names{'scroll'}").getNiceScroll().onResize();
     }
     return;
 }