simplify code by killing code workarounding toggling expert mode while

a tools is embedded (Left menu icons missing, was #14440)

1 files changed, 3 insertions, 7 deletions

diff --git a/control-center b/control-center
index deeab9bf..63ec1851 100755
--- a/control-center
+++ b/control-center
@@ -1206,7 +1206,7 @@ my ($index, $left_locked) = (0, 0);
 
 my %tool_callbacks;
 
-my ($page_count, $need_to_refresh, $is_freezed);
+my ($page_count, $need_to_refresh);
 
 sub really_refresh_tree() {
     my $pos = $notebook_global->get_current_page;
@@ -1221,8 +1221,7 @@ sub really_refresh_tree() {
         $notebook_global->set_current_page($saved_pos_while_in_menu);
         undef $saved_pos_while_in_menu;
     }
-    $notebook_global->window and $notebook_global->window->thaw_updates if $is_freezed;
-    $is_freezed = 0;
+    $notebook_global->window and $notebook_global->window->thaw_updates;
 }
 
 sub request_url {
@@ -1238,10 +1237,7 @@ my $align2 = lang::text_direction_rtl() ? "right" : "left";
 sub refresh_tree {
     my ($mode) = @_;
     if ($mode && $page_count) { # this is not initial tree filling bug "expert mode" swtich
-        if (!$is_freezed && $notebook_global->window) {
-            $notebook_global->window->freeze_updates;
-            $is_freezed = 1;
-        }
+        $notebook_global->window->freeze_updates;
         $notebook_global->remove_page(-1) foreach 0..$page_count-1;
         $page_count = 0;
     }