附件名称在可用的范围内尽可能显示全

app/views/users/_project_issue.html.erb

@@ -34,7 +34,7 @@
             <% activity.attachments.each do |attachment| %>
                   <div class="break_word">
                   <span title="<%= attachment.filename %>" id="attachment_">
-                    <%= link_to_short_attachment attachment, :class => 'homepagePostFileAtt newsBlue', :download => true -%>
+                    <%= link_to_short_attachment attachment,:length=> 58, :class => 'homepagePostFileAtt newsBlue', :download => true -%>
                   </span>
                    <% if attachment.is_text? %>
                         <%= link_to image_tag('magnifier.png'),