From 88863c5ece1818afffe9b363e4bdfd23ee3d9a59 Mon Sep 17 00:00:00 2001
From: Bruno Alves de Faria <brunoalvesdefaria@gmail.com>
Date: Fri, 27 Oct 2017 23:10:36 -0200
Subject: [PATCH] Keeping select2 focused after reactive change on its list

---
 .../ohif-core/client/components/base/mixins/select2.js    | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Packages/ohif-core/client/components/base/mixins/select2.js b/Packages/ohif-core/client/components/base/mixins/select2.js
index 37d02ace4..7d863d033 100644
--- a/Packages/ohif-core/client/components/base/mixins/select2.js
+++ b/Packages/ohif-core/client/components/base/mixins/select2.js
@@ -104,11 +104,13 @@ OHIF.mixins.select2 = new OHIF.Mixin({
 
                 // Attach focus and blur handlers to focusable elements
                 $(elements).on('focus', event => {
+                    instance.isFocused = true;
                     if (event.target === event.currentTarget) {
                         // Show the state message on elements focus
                         component.toggleMessage(true);
                     }
                 }).on('blur', event => {
+                    instance.isFocused = false;
                     if (event.target === event.currentTarget) {
                         // Hide the state message on elements blur
                         component.toggleMessage(false);
@@ -142,9 +144,15 @@ OHIF.mixins.select2 = new OHIF.Mixin({
                 if (isReactive) {
                     // Keep the current value of the component
                     const currentValue = component.value();
+                    const wasFocused = instance.isFocused;
+
                     Tracker.afterFlush(() => {
                         component.$element.val(currentValue);
                         instance.rebuildSelect2();
+
+                        if (wasFocused) {
+                            component.$element.focus();
+                        }
                     });
                 } else {
                     instance.rebuildSelect2();