Refactor: extract gantt zoom links to a helper.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3756 e93f8b46-1217-0410-a6f0-8f06a7374b81
2010-05-26 22:48:17 +00:00
parent c3c3460e0d
commit ab4bdc379e
2 changed files with 24 additions and 10 deletions
@@ -233,4 +233,26 @@ module IssuesHelper
    end
    export
  end
+
+  def gantt_zoom_link(gantt, in_or_out)
+    case in_or_out
+    when :in
+      if gantt.zoom < 4
+        link_to_remote(image_tag('zoom_in.png'),
+                       {:url => gantt.params.merge(:zoom => (gantt.zoom+1)), :update => 'content'},
+                       {:href => url_for(gantt.params.merge(:zoom => (gantt.zoom+1)))})
+      else
+        image_tag('zoom_in_g.png')
+      end
+      
+    when :out
+      if gantt.zoom > 1
+        link_to_remote(image_tag('zoom_out.png'),
+                       {:url => gantt.params.merge(:zoom => (gantt.zoom-1)), :update => 'content'},
+                       {:href => url_for(gantt.params.merge(:zoom => (gantt.zoom-1)))})
+      else
+        image_tag('zoom_out_g.png')
+      end
+    end
+  end
 end