Menu Instance als Singleton cachen.

diff --git a/SL/Menu.pm b/SL/Menu.pm
index 3b994f2..844e3f5 100644 (file)
--- a/SL/Menu.pm
+++ b/SL/Menu.pm
@@ -39,11 +39,15 @@ use SL::Inifile;
 
 use strict;
 
+my $instance;
+
 sub new {
   $main::lxdebug->enter_sub();
 
   my ($type, $menufile) = @_;
 
+  return $instance if $instance;
+
   my $self    = {};
   my $inifile = Inifile->new($menufile);
 
@@ -55,7 +59,7 @@ sub new {
 
   $main::lxdebug->leave_sub();
 
-  return $self;
+  return $instance = $self;
 }
 
 sub menuitem_js {