add preview and title to teaser elements, as per niels request

app/controllers/my_projects_overviews_controller.rb

@@ -47,7 +47,9 @@ class MyProjectsOverviewsController < ApplicationController
 
   def update_custom_element
     block_name = params["block_name"]
-    @overview.save_custom_element(block_name, params["textile_#{block_name}"])
+    block_title = params["block_title_#{block_name}"]
+    textile = params["textile_#{block_name}"]
+    @overview.save_custom_element(block_name, block_title, textile)
     redirect_to :back
   end
 
@@ -72,6 +74,7 @@ class MyProjectsOverviewsController < ApplicationController
       render(:partial => "block_textilizable",
              :locals => { :user => @user,
                :project => @project,
+               :block_title => l(:label_custom_element),
                :block_name => @overview.hidden.first.first,
                :textile => @overview.hidden.first.last})
     else

app/models/my_projects_overview.rb

@@ -4,17 +4,17 @@ class MyProjectsOverview < ActiveRecord::Base
   serialize :right, Array
   serialize :hidden, Array
 
-  def save_custom_element(name, new_content)
+  def save_custom_element(name, title, new_content)
     el = custom_elements.detect {|x| x.first == name}
     return unless el
-    el.pop
-    el << new_content
+    el[1] = title
+    el[2] = new_content
     save
   end
 
   def new_custom_element
     idx = custom_elements.any? ? custom_elements.sort.last.first.next : "a"
-    [idx, "h2. #{l(:info_custom_text)}"]
+    [idx, l(:label_custom_text), "h2. #{l(:info_custom_text)}"]
   end
 
   def elements

app/views/my_projects_overviews/_block_textilizable.rhtml

@@ -9,6 +9,10 @@
   </div>
 
   <div class="handle">
+    <div style="float:right;margin-right:16px;z-index:500;">
+      <a href="#" onclick="$('<%= block_name %>-form-div').toggle(); $('<%= block_name %>-preview-div').toggle(); return false" class="preview-icon">Preview</a>
+    </div>
+    <div id="<%= block_name %>-form-div" style="display: none">
       <% form_for :overview, @overview,
                   :url => {:action => 'update_custom_element'},
                   :html => {:id => "block_form_#{block_name.dasherize}",
@@ -17,10 +21,18 @@
                             :multipart => true} do |f| %>
         <fieldset>
           <%= hidden_field_tag 'block_name', block_name %>
+          <%= text_field_tag "block_title_#{block_name}", block_title %>
           <%= text_area_tag "textile_#{block_name}", textile, :cols => 40, :rows => 5, :class => 'wiki-edit' %>
           <%= wikitoolbar_for "textile_#{block_name}" %>
         </fieldset>
         <%= submit_tag l(:button_submit) %>
       <% end %>
     </div>
+    <div id="<%= block_name %>-preview-div">
+      <%= render :partial => "my_projects_overviews/blocks/textilizable",
+                 :locals => { :block_title => block_title,
+                              :textile => textile }
+            %>
+    </div>
+  </div>
 </div>

app/views/my_projects_overviews/blocks/_textilizable.rhtml

@@ -1,4 +1,4 @@
-<h2 class="page-layout-only"><%=l(:label_custom_text)%></h2>
+<h2 class="page-layout-only"><%= block_title || l(:label_custom_text) %></h2>
 <ul>
   <%= textilizable(textile) %>
 </ul>

app/views/my_projects_overviews/index.rhtml

@@ -30,6 +30,7 @@
           <%= render :partial => "my_projects_overviews/blocks/textilizable",
                      :locals => { :project => @project,
                                   :user => @user,
+                                  :block_title => b[1],
                                   :textile => b.last } %>
         <% end %>
       </div>

app/views/my_projects_overviews/page_layout.rhtml

@@ -76,7 +76,9 @@ function removeBlock(block) {
       <%= render(:partial => 'block', :locals => {:block_name => b}) %>
     <% elsif b.respond_to? :to_ary %>
       <%= render(:partial => 'block_textilizable',
-                 :locals => {:block_name => b.first, :textile => b.last}) %>
+                 :locals => {:block_name => b.first,
+                             :block_title => b[1],
+                             :textile => b.last}) %>
     <% end %>
   <% end %>
 </div>
@@ -89,7 +91,9 @@ function removeBlock(block) {
         <%= render(:partial => 'block', :locals => {:block_name => b}) %>
       <% elsif b.respond_to? :to_ary %>
         <%= render(:partial => 'block_textilizable',
-                   :locals => {:block_name => b.first, :textile => b.last}) %>
+                   :locals => {:block_name => b.first,
+                               :block_title => b[1],
+                               :textile => b.last}) %>
       <% end %>
     <% end %>
   </div>