sonarqube/sonar-server/src/main/webapp/WEB-INF/app/views/reviews/_form_comment.html.erb

<% form_for :review_comment, @review_comment do |f| %>
      <%= f.hidden_field :review_id %>
      <%= f.text_area :review_text, :rows => 8, 
            :id => "commentText" + @rule_failure_permanent_id.to_s,
            :style => "width:100%",
            :onKeyUp => "if (this.value=='') $('submit_btn').disabled='true'; else $('submit_btn').disabled='';" %>
      <br/>
      
      <% if @update_comment %>
        <%= submit_to_remote 'submit_btn', 'Update comment', 
                     :url => { :action => 'update_comment', 
                               :rule_failure_permanent_id => @rule_failure_permanent_id },
                     :html => { :id => "submit_btn" } %>
        &nbsp;&nbsp;
        <%= link_to_remote 'Cancel', 
                     :url => { :action => 'display_violation', 
                               :rule_failure_permanent_id => @rule_failure_permanent_id },
                     :update => "vId" + @rule_failure_permanent_id.to_s %>     
      <% else %>
        <%= submit_to_remote 'submit_btn', 'Post comment', 
                     :url => { :action => 'create_comment', 
                               :rule_failure_permanent_id => @rule_failure_permanent_id },
                     :html => { :id => "submit_btn", :disabled => true } %>
        &nbsp;&nbsp;
        <a onclick="$('reviewForm<%= @rule_failure_permanent_id.to_s -%>').style.display='none'; $('commentAction<%= @rule_failure_permanent_id.to_s -%>').style.display='';" href="#">Cancel</a>
      <% end %>
      
<% end %>