fix for 55791 a=ben

git-svn-id: svn://10.0.0.236/trunk@85079 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/xpfe/components/history/resources/history.js

@@ -31,6 +31,9 @@ function HistoryInit() {
     if (children.firstChild)
         tree.selectItem(children.firstChild);
     tree.focus();
+
+    // do a sort
+    RefreshSort();
 }
 
 var historyDNDObserver = {

mozilla/xpfe/components/history/resources/historyTreeOverlay.xul

@@ -68,41 +68,43 @@
 
   <treecolgroup id="theColumns">
     <treecol flex="4" id="Name"
-      sortSeparators="true" persist="hidden width" 
+      sortSeparators="true" persist="hidden width sortActive sortDirection" 
       resource="http://home.netscape.com/NC-rdf#Name"/>
 
     <splitter class="tree-splitter"/>
 
     <treecol flex="4" id="URL"
-      sortSeparators="true" persist="hidden width" 
+      sortSeparators="true" persist="hidden width sortActive sortDirection"
       resource="http://home.netscape.com/NC-rdf#URL"
       resource2="http://home.netscape.com/NC-rdf#Name"/>
 
     <splitter class="tree-splitter"/>
 
-    <treecol flex="1" id="Date"
-      sortSeparators="true" persist="hidden width" 
+    <treecol flex="1" id="Date" sortActive="true" sortDirection="descending"
+      sortSeparators="true" persist="hidden width sortActive sortDirection"
       resource="http://home.netscape.com/NC-rdf#Date"
       resource2="http://home.netscape.com/NC-rdf#Name"/>
 
     <splitter class="tree-splitter"/>
 
     <treecol flex="1" id="FirstVisitDate"
-      sortSeparators="true" persist="hidden width" 
+      hidden="true"
+      sortSeparators="true" persist="hidden width sortActive sortDirection"
       resource="http://home.netscape.com/NC-rdf#FirstVisitDate"
       resource2="http://home.netscape.com/NC-rdf#Name"/>
 
     <splitter class="tree-splitter"/>
 
     <treecol flex="1" id="Referrer"
-      sortSeparators="true" persist="hidden width" 
+      sortSeparators="true" persist="hidden width sortActive sortDirection"
       resource="http://home.netscape.com/NC-rdf#Referrer"
       resource2="http://home.netscape.com/NC-rdf#Name"/>
 
     <splitter class="tree-splitter"/>
 
     <treecol flex="1" id="VisitCount"
-      sortSeparators="true" persist="hidden width" 
+      hidden="true"
+      sortSeparators="true" persist="hidden width sortActive sortDirection"
       resource="http://home.netscape.com/NC-rdf#VisitCount"
       resource2="http://home.netscape.com/NC-rdf#Name"/>
 

mozilla/xpfe/global/resources/content/nsTreeUtils.js

@@ -89,6 +89,15 @@ function doSort(sortColName, naturalOrderResource)
     return true;
 }
 
+// re-does a sort based on the current state
+function RefreshSort()
+{
+    var current_column = find_sort_column();
+    var current_direction = find_sort_direction(current_column);
+    sort_column(current_column, current_direction);
+}
+
+// set the sort direction on the currently sorted column
 function SetSortDirection(direction)
 {
     var current_column = find_sort_column();
@@ -98,6 +107,7 @@ function SetSortDirection(direction)
     }
 }
 
+// set the sorted column
 function SetSortColumn(column_name)
 {
     var current_column = find_sort_column();
@@ -108,6 +118,7 @@ function SetSortColumn(column_name)
     }
 }
 
+// actually sort given the column and direction
 function sort_column(column, direction)
 {
     var isupports_uri = "@mozilla.org/rdf/xul-sort-service;1";
@@ -128,6 +139,7 @@ function sort_column(column, direction)
     return false;
 }
 
+// search over the columns to find the first one with an active sort
 function find_sort_column() {
     var columns = document.getElementById('theColumns');
     var column = columns.firstChild;
@@ -141,6 +153,7 @@ function find_sort_column() {
 }
 
 
+// get the sort direction for the given column
 function find_sort_direction(column) {
     if ("true" == column.getAttribute('sortActive')) {
         return column.getAttribute('sortDirection');
@@ -149,6 +162,11 @@ function find_sort_direction(column) {
     }
 }
 
+// set up the menu items to reflect the specified sort column
+// and direction - put check marks next to the active ones, and clear
+// out the old ones
+// - disable ascending/descending direction if the tree isn't sorted
+// - disable columns that are not visible
 function update_sort_menuitems(column, direction)
 {
     var unsorted_menuitem = document.getElementById("unsorted_menuitem");