Make sidebar show up in MailNews.

b=121215; r=morse; sr=alecf; a=asa

Make sidebar show up after we retrun from print preview (if it was already
displayed), when the windows integration dialog pops up, and when you add
or remove tabs via the customize dialog.
b=127113; r=morse; sr=hewitt; a=asa

xpfe/components/sidebar/resources/sidebarOverlay.js

@@ -650,6 +650,7 @@ var panel_observer = {
     //debug ("observer: assert");
     // "refresh" is asserted by select menu and by customize.js.
     if (prop == RDF.GetResource(NC + "refresh")) {
+      sidebarObj.panels.initialized = false; // reset so panels are put in view
       sidebarObj.panels.refresh();
     } else if (prop == RDF.GetResource(NC + "refresh_panel")) {
       var panel_id = target.QueryInterface(Components.interfaces.nsIRDFLiteral).Value;
@@ -1003,6 +1004,7 @@ function SidebarReload() {
 }
  
 function SidebarRebuild() {
+  sidebarObj.panels.initialized = false; // reset so panels are brought in view
   var panels = document.getElementById("sidebar-panels");
   panels.builder.rebuild();
   sidebar_open_default_panel(100, 0);
@@ -1112,12 +1114,15 @@ function SidebarShowHide() {
 
   if (sidebar_is_hidden()) {
     debug("Showing the sidebar");
-    sidebar_box.removeAttribute('hidden'); // older profiles may have this set
+
+    // for older profiles: 
+    sidebar_box.setAttribute('hidden', 'false'); 
+    sidebar_panels_splitter_box.setAttribute('hidden', 'false'); 
+
     sidebar_box.removeAttribute('collapsed');
     if (sidebar_splitter.getAttribute('state') == 'collapsed')
       sidebar_splitter.removeAttribute('state');
     title_box.removeAttribute('hidden');
-    sidebar_panels_splitter_box.removeAttribute('hidden'); // for older profiles
     sidebar_panels_splitter_box.removeAttribute('collapsed');
     sidebar_splitter.removeAttribute('hidden');
     if (sidebar_box.firstChild != sidebar_panels_splitter) {

xpfe/components/sidebar/resources/sidebarOverlay.xul

@@ -165,13 +165,15 @@
           <description>&sidebar.no-panels.hide;</description>
         </vbox>
       </vbox>
+      <vbox flex="0">
+        <hbox id="nav-buttons-box" hidden="true">
+          <toolbarbutton flex="1" pack="center" 
+            class="sidebar-nav-button tab-fwd" onclick="SidebarNavigate(-1);"/>
+          <toolbarbutton flex="1" pack="center" 
+            class="sidebar-nav-button tab-back" onclick="SidebarNavigate(1);"/>
+        </hbox>
+      </vbox>
     </vbox>
-    <hbox id="nav-buttons-box" hidden="true">
-      <toolbarbutton flex="1" pack="center" class="sidebar-nav-button tab-fwd"
-        onclick="SidebarNavigate(-1);"/>
-      <toolbarbutton flex="1" pack="center" class="sidebar-nav-button tab-back"
-        onclick="SidebarNavigate(1);"/>
-    </hbox>
     <popupset id="contentAreaContextSet"/>
   </vbox>