display a mixin source in a modal dialog.

doc-src/content/reference/blueprint.haml

@@ -15,6 +15,16 @@
 %h2 Mixins
 
 - mixins(@item).each do |mixin|
-  %h3.mixin= mixin_signature mixin
+  %a.view-source{:href=>"#", :onclick => "$('#mixin-source-#{mixin.name}').dialog('open'); return false;"} View Source
+  %h3.mixin{:id=>"mixin-#{mixin.name}"}
+    %a.permalink{:href => "#mixin-#{mixin.name}"}= mixin_signature mixin
 
   .source-documentation= format_doc(mixin.comment)
+  - render 'dialog', :title => "Source for +#{mixin.name}", :id => "mixin-source-#{mixin.name}" do
+    %pre.source-code.sass= mixin.to_sass
+
+- content_for :footer do
+  :javascript
+    $(function(){
+      $('.ui-dialog').dialog({hide: true, modal: true, autoOpen: false, width: 400});
+    });

doc-src/content/stylesheets/main.sass

@@ -1,4 +1,5 @@
 @import blueprint/reset
+@import compass/utilities
 
 @import blueprint
 
@@ -23,9 +24,15 @@ body.reference
     border: 3px solid #aaa
     padding: 0.75em
     margin-bottom: 0
+    a.permalink
+      +hover-link
+      +link-colors("inherit", "inherit")
   .source-documentation
     background-color: #eee
     border: 3px solid #aaa
     border-top-width: 0
     padding: 0.75em
+  a.view-source
+    float: right
+    margin: 1.25em
   

doc-src/layouts/default.haml

@@ -22,3 +22,4 @@
           %li
             %a{ :href => "http://nanoc.stoneship.org/manual/" }
               Tutorial
+      #footer= @item[:content_for_footer]

doc-src/layouts/dialog.haml

@@ -0,0 +1 @@
+.ui-dialog{:style => "display: none;", :id => @id, :title => @title}= yield

doc-src/layouts/dialog.yaml

@@ -0,0 +1 @@
+--- {}

doc-src/lib/default.rb

@@ -2,6 +2,8 @@
 # before nanoc starts compiling.
 
 include Nanoc3::Helpers::LinkTo
+include Nanoc3::Helpers::Capturing
+include Nanoc3::Helpers::Rendering
 
 def body_class(item)
   (item[:classnames] || []).join(" ")