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Diff for /loncom/interface/lonmainmenu.pm between versions 1.9 and 1.14

version 1.9, 2010/03/10 21:25:50 version 1.14, 2025/03/25 01:02:59
Line 35 Line 35
 package Apache::lonmainmenu;  package Apache::lonmainmenu;
   
 use strict;  use strict;
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common REDIRECT);
 use Apache::loncommon();  use Apache::loncommon();
 use Apache::lonnet;  use Apache::lonnet;
 use Apache::lonmenu();  use Apache::lonmenu();
   use Apache::lonlocal;
   
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
   
       # Check for critical messages and redirect if present.
       my ($redirect,$url) = &Apache::loncommon::critical_redirect(300,'menu');
       if ($redirect) {
           &Apache::loncommon::content_type($r,'text/html');
           $r->header_out(Location => $url);
           return REDIRECT;
       }
   
     &Apache::loncommon::no_cache($r);      &Apache::loncommon::no_cache($r);
     &Apache::loncommon::content_type($r,'text/html');      &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;      $r->send_http_header;
     return OK if $r->header_only;      return OK if $r->header_only;
   
     my $form;  
 # ---- Print the screen, pretend to be in text mode to generate text-based menu  # ---- Print the screen, pretend to be in text mode to generate text-based menu
 # temporarily set interface to "faketextual" and remote to "off", which renders  # temporarily set interface to "faketextual" and remote to "off", which renders
 # the main menu  # the main menu
     $env{'browser.interface'}='faketextual';      $env{'browser.interface'}='faketextual';
   
     $r->print(&Apache::loncommon::start_page( 'Main Menu',  #
                                                undef,  # If menu collection is in effect in course context, determine if Main Menu
                                               {'bread_crumbs' => 1}));  # will be shown.
     $r->print(&Apache::lonmenu::inlinemenu().$form);  #
     $r->print(&Apache::loncommon::end_page());      my $showmenu = 1;
       my $deeplinkmenu;
       if ($env{'request.course.id'}) {
           (my $menucoll,$deeplinkmenu,my $menuref) =
               &Apache::loncommon::menucoll_in_effect();
           if (($menucoll) && (ref($menuref) eq 'HASH')) {
               if ($menuref->{'main'} eq 'n') {
                   $showmenu = 0;
               }
           }
       }
       my $js;
       my $args = { 'bread_crumbs' => 1 };
       if ($showmenu) {
           $js = <<"END";
   <script type="text/javascript">
   // <![CDATA[
   function formatMenuText() {
       var textArray = document.getElementsByClassName("LC_menu_text");
       if (textArray.length > 0) {
           var singleLineHeight = textArray[0].offsetHeight;
           for (var i=1; i<textArray.length; i++) {
               if (textArray[i].offsetHeight > singleLineHeight) {
                   var el = textArray[i].previousElementSibling;
                   el.style.cssFloat = "left";
                   el.style.marginRight = "5px";
               }
           }
       }
   }
   // ]]>
   </script>
   END
           $args->{'add_entries'} = { 'onload' => 'javascript:formatMenuText();' };
       }
   
       $r->print(&Apache::loncommon::start_page( 'Main Menu',$js,$args).
                 '<div class="LC_landmark" role="main">');
   #
   # If menu collection is in effect in course context, and Main Menu is 
   # not included, display message in place of usual menu items.
   #
       unless ($showmenu) {
           my $nomenumsg;
           my $crstype = &Apache::loncommon::course_type();
           if ($deeplinkmenu) {
               $nomenumsg = &mt('Page unavailable');
           } else {
               $nomenumsg = &mt("Main Menu page is unavailable in this $crstype");
           }
           $r->print('<h1 class="LC_heading_3">'.$nomenumsg.'</h1>'.
                     '</div>'.&Apache::loncommon::end_page());
           return OK;
       }
   #
   # A span with class of LC_menu_text needs to be first item with that class.
   # It will be used by formatMenuText() to determine the offsetHeight for a single line.
   #
       $r->print('<span class="LC_menu_text">&nbsp;</span>'.
                 &Apache::lonmenu::inlinemenu().
                 '</div>'.&Apache::loncommon::end_page());
     return OK;      return OK;
 }  }
   
Removed from v.1.9  
changed lines
  Added in v.1.14

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