From edc0d86fd25ecdddde7059bf2b41dba20aab0fa7 Mon Sep 17 00:00:00 2001
From: Duncan Smart <duncan.smart@gmail.com>
Date: Fri, 30 Aug 2013 20:31:16 +0100
Subject: [PATCH] Added `select2-clearing` event that allows clearing selection
 to be canceled.

---
 select2.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/select2.js b/select2.js
index 593e1865..3e9c929d 100644
--- a/select2.js
+++ b/select2.js
@@ -2044,6 +2044,11 @@ the specific language governing permissions and limitations under the Apache Lic
         clear: function(triggerChange) {
             var data=this.selection.data("select2-data");
             if (data) { // guard against queued quick consecutive clicks
+                var evt = $.Event("select2-clearing");
+                this.opts.element.trigger(evt);
+                if (evt.isDefaultPrevented()) {
+                    return;
+                }
                 var placeholderOption = this.getPlaceholderOption();
                 this.opts.element.val(placeholderOption ? placeholderOption.val() : "");
                 this.selection.find(".select2-chosen").empty();