Added a bit of AJAX on the SCM browser (tree view).

git-svn-id: http://redmine.rubyforge.org/svn/trunk@862 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/repositories_controller.rb

@@ -56,7 +56,11 @@ class RepositoriesController < ApplicationController
   
   def browse
     @entries = @repository.entries(@path, @rev)
-    show_error and return unless @entries    
+    if request.xhr?
+      @entries ? render(:partial => 'dir_list_content') : render(:nothing => true)
+    else
+      show_error unless @entries
+    end
   end
   
   def changes

app/views/repositories/_dir_list.rhtml

@@ -1,26 +1,15 @@
 <table class="list">
-<thead><tr>
+<thead>
+<tr id="root">
 <th><%= l(:field_name) %></th>
 <th><%= l(:field_filesize) %></th>
 <th><%= l(:label_revision) %></th>
 <th><%= l(:label_date) %></th>
 <th><%= l(:field_author) %></th>
 <th><%= l(:field_comments) %></th>
-</tr></thead>
-<tbody>
-<% total_size = 0
-@entries.each do |entry| %>
-<tr class="<%= cycle 'odd', 'even' %>">
-<td><%= link_to h(entry.name), { :action => (entry.is_dir? ? 'browse' : 'changes'), :id => @project, :path => entry.path, :rev => @rev }, :class => ("icon " + (entry.is_dir? ? 'icon-folder' : 'icon-file')) %></td>
-<td align="right"><%= (entry.size ? number_to_human_size(entry.size) : "?") unless entry.is_dir? %></td>
-<td align="right"><%= link_to(entry.lastrev.name, :action => 'revision', :id => @project, :rev => entry.lastrev.identifier) if entry.lastrev && entry.lastrev.identifier %></td>
-<td align="center"><%= format_time(entry.lastrev.time) if entry.lastrev %></td>
-<td align="center"><em><%=h(entry.lastrev.author) if entry.lastrev %></em></td>
-<% changeset = @project.repository.changesets.find_by_revision(entry.lastrev.identifier) if entry.lastrev %>
-<td><%=h truncate(changeset.comments, 100) unless changeset.nil? %></td>
 </tr>
-<% total_size += entry.size if entry.size
-end %>
+</thead>
+<tbody>
+<%= render :partial => 'dir_list_content' %>
 </tbody>
 </table>
-<p class="textright"><em><%= l(:label_total) %>: <%= number_to_human_size(total_size) %></em></p>

app/views/repositories/_dir_list_content.rhtml

@@ -0,0 +1,32 @@
+<% @entries.each do |entry| %>
+<% tr_id = Digest::MD5.hexdigest(entry.path)
+   depth = params[:depth].to_i %>
+<tr id="<%= tr_id %>">
+<td>
+<%= if entry.is_dir?
+  link_to_remote h(entry.name),
+                 {:url => {:action => 'browse', :id => @project, :path => entry.path, :rev => @rev, :depth => (depth + 1)},
+                  :update => tr_id,
+                  :position => :after,
+                  :success => "Element.addClassName('#{tr_id}', 'open');",
+                  :condition => "!Element.hasClassName('#{tr_id}', 'open')"
+                 },
+                 {:href => url_for({:action => 'browse', :id => @project, :path => entry.path, :rev => @rev}),
+                  :class => ('icon icon-folder'),
+                  :style => "margin-left: #{18 * depth}px;"
+                 }
+else
+  link_to h(entry.name),
+          {:action => (entry.is_dir? ? 'browse' : 'changes'), :id => @project, :path => entry.path, :rev => @rev},
+          :class => 'icon icon-file',
+          :style => "margin-left: #{18 * depth}px;"
+end %>
+</td>
+<td align="right"><%= (entry.size ? number_to_human_size(entry.size) : "?") unless entry.is_dir? %></td>
+<td align="right"><%= link_to(entry.lastrev.name, :action => 'revision', :id => @project, :rev => entry.lastrev.identifier) if entry.lastrev && entry.lastrev.identifier %></td>
+<td align="center"><%= format_time(entry.lastrev.time) if entry.lastrev %></td>
+<td align="center"><em><%=h(entry.lastrev.author) if entry.lastrev %></em></td>
+<% changeset = @project.repository.changesets.find_by_revision(entry.lastrev.identifier) if entry.lastrev %>
+<td><%=h truncate(changeset.comments, 50) unless changeset.nil? %></td>
+</tr>
+<% end %>

public/javascripts/prototype.js

@@ -1629,7 +1629,7 @@ Abstract.Insertion.prototype = {
       } catch (e) {
         var tagName = this.element.tagName.toUpperCase();
         if (['TBODY', 'TR'].include(tagName)) {
-          this.insertContent(this.contentFromAnonymousTable());
+          this.insertContent(this.contentFromAnonymousTable()._reverse());
         } else {
           throw e;
         }

public/stylesheets/application.css

@@ -432,6 +432,7 @@ vertical-align: middle;
 .icon-txt { background-image: url(../images/txt.png); }
 .icon-file { background-image: url(../images/file.png); }
 .icon-folder { background-image: url(../images/folder.png); }
+.open .icon-folder { background-image: url(../images/folder_open.png); }
 .icon-package { background-image: url(../images/package.png); }
 .icon-home { background-image: url(../images/home.png); }
 .icon-user { background-image: url(../images/user.png); }