From 4035ee0f6191afbcf0e6a3d2a7f900dab5e08780 2015-02-16 21:22:52
From: Jason Grout <jgrout6@bloomberg.net>
Date: 2015-02-16 21:22:52
Subject: [PATCH] Force display_message to be processed in order

Otherwise sometimes the display message will be processed before the update message.

---

diff --git a/IPython/html/static/widgets/js/widget.js b/IPython/html/static/widgets/js/widget.js
index 0731867..e5f758d 100644
--- a/IPython/html/static/widgets/js/widget.js
+++ b/IPython/html/static/widgets/js/widget.js
@@ -155,8 +155,9 @@ define(["widgets/js/manager",
                     this.trigger('msg:custom', msg.content.data.content);
                     break;
                 case 'display':
-                    this.widget_manager.display_view(msg, this)
-                        .catch(utils.reject('Could not process display view msg', true));
+                    this.state_change = this.state_change.then(function() {
+                        that.widget_manager.display_view(msg, that);
+                    }).catch(utils.reject('Could not process display view msg', true));
                     break;
             }
         },