Added preview for forum messages.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1205 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/boards/show.rhtml

@@ -8,11 +8,19 @@
 
 <div id="add-message" style="display:none;">
 <h2><%= link_to h(@board.name), :controller => 'boards', :action => 'show', :project_id => @project, :id => @board %> &#187; <%= l(:label_message_new) %></h2>
-<% form_for :message, @message, :url => {:controller => 'messages', :action => 'new', :board_id => @board}, :html => {:multipart => true} do |f| %>
+<% form_for :message, @message, :url => {:controller => 'messages', :action => 'new', :board_id => @board}, :html => {:multipart => true, :id => 'message-form'} do |f| %>
   <%= render :partial => 'messages/form', :locals => {:f => f} %>
   <p><%= submit_tag l(:button_create) %>
+  <%= link_to_remote l(:label_preview), 
+                     { :url => { :controller => 'messages', :action => 'preview', :board_id => @board },
+                       :method => 'post',
+                       :update => 'preview',
+                       :with => "Form.serialize('message-form')",
+                       :complete => "Element.scrollTo('preview')"
+                     }, :accesskey => accesskey(:preview) %> |
   <%= link_to l(:button_cancel), "#", :onclick => 'Element.hide("add-message")' %></p>
 <% end %>
+<div id="preview" class="wiki"></div>
 </div>
 
 <h2><%=h @board.name %></h2>