From 9a2efea4d9a7c1e8b936b0c8f7c37f8d74a87338 Mon Sep 17 00:00:00 2001
From: Julien Lancelot <julien.lancelot@gmail.com>
Date: Wed, 28 Aug 2013 12:58:59 +0200
Subject: [PATCH] SONAR-3524 Display a message when leaf is reached

---
 .../src/main/resources/org/sonar/l10n/core.properties         | 2 +-
 .../WEB-INF/app/views/measures/_display_treemap.html.erb      | 1 +
 sonar-server/src/main/webapp/javascripts/application.js       | 4 +++-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/plugins/sonar-core-plugin/src/main/resources/org/sonar/l10n/core.properties b/plugins/sonar-core-plugin/src/main/resources/org/sonar/l10n/core.properties
index cd4a4ca5da5..7e81970d664 100644
--- a/plugins/sonar-core-plugin/src/main/resources/org/sonar/l10n/core.properties
+++ b/plugins/sonar-core-plugin/src/main/resources/org/sonar/l10n/core.properties
@@ -1677,7 +1677,7 @@ bulk_deletion.delete_all_ghosts=Delete all ghosts
 #
 #------------------------------------------------------------------------------
 treemap.click_help=Left click to zoom in. Right click to zoom out.
-
+treemap.bootom_level_reached=Zooming in is not possible as you have reached the bottom level
 
 
 #------------------------------------------------------------------------------
diff --git a/sonar-server/src/main/webapp/WEB-INF/app/views/measures/_display_treemap.html.erb b/sonar-server/src/main/webapp/WEB-INF/app/views/measures/_display_treemap.html.erb
index d886ae84746..20148674d41 100644
--- a/sonar-server/src/main/webapp/WEB-INF/app/views/measures/_display_treemap.html.erb
+++ b/sonar-server/src/main/webapp/WEB-INF/app/views/measures/_display_treemap.html.erb
@@ -18,6 +18,7 @@
       <% end %>
       <td>
         <%= image_tag 'loading-small.gif', :id => "tm-loading-#{treemap_id}", :style => 'display:none' -%>
+        <span id="tm-bottom-level-reached-msg-<%= treemap_id %>" class="note" style="display:none;"><%= message('treemap.bootom_level_reached') -%></span>
       </td>
     </tr>
   </table>
diff --git a/sonar-server/src/main/webapp/javascripts/application.js b/sonar-server/src/main/webapp/javascripts/application.js
index fb468cd78dc..42d5c35c41c 100644
--- a/sonar-server/src/main/webapp/javascripts/application.js
+++ b/sonar-server/src/main/webapp/javascripts/application.js
@@ -206,8 +206,9 @@ Treemap.prototype.load = function () {
         self.initNodes();
       } else {
         // SONAR-3524
-        // When data is empty, do not display it and revert breadcrumb state
+        // When data is empty, do not display it, revert breadcrumb state and display a message to user
         self.breadcrumb.pop();
+        $j("#tm-bottom-level-reached-msg-" + self.id).show();
       }
       $j("#tm-loading-" + self.id).hide();
     }
@@ -228,6 +229,7 @@ Treemap.prototype.initNodes = function () {
     $j(this).on("contextmenu", function (event) {
       event.stopPropagation();
       event.preventDefault();
+      $j("#tm-bottom-level-reached-msg-" + self.id).hide();
       // right click
       if (self.breadcrumb.length > 1) {
         self.breadcrumb.pop();
-- 
2.39.5