loncom/interface/lonhtmlcommon.pm - diff

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-version 1.238, 2009/11/04 17:51:26
+version 1.240, 2009/11/06 18:32:42
  Line 1815  sub course_custom_roles {
  # topic_bar
  #
- # Generates a div containing a numbered (static image) followed by a title
+ # Generates a div containing an (optional) numbered (static) image followed by a
- # with a background color defined in the corresponding CSS: LC_topic_bar
+ # title with a background color defined in the corresponding CSS: LC_topic_bar
- #
+ # Inputs:
+ # 1. number to display (corresponding static image should exist).
+ #    img tag will be included if arg is an integer in the range 1 to 9.
+ # 2. title text to display.
+ # Outputs - a scalar containing html mark-up for the div.
  sub topic_bar {
      my ($imgnum,$title) = @_;
-     return '<div class="LC_topic_bar">'
+     my $imgtag;
-           .'<img src="/res/adm/pages/bl_step'.$imgnum.'.gif"'
+     if ($imgnum =~ /^[1-9]$/) {
-           .' alt="'.&mt('Step [_1]',$imgnum).'" />'
+         $imgtag = '<img src="/res/adm/pages/bl_step'.$imgnum.'.gif"'.
-           .' '.$title
+                   ' alt="'.&mt('Step [_1]',$imgnum).'" /> ';
-           .'</div>';
+     }
+     return '<div class="LC_topic_bar">'.$imgtag.$title.'</div>';
  }
  ##############################################