From: Bartosz Dziewoński <matma.rex@gmail.com>
Date: Tue, 29 Sep 2015 00:35:06 +0000 (+0200)
Subject: OOjs UI: Backport d190bc51e60195eed81f147e9324c9ec21c9e68c
X-Git-Tag: 1.31.0-rc.0~9681^2
X-Git-Url: http://git.cyclocoop.org/%24image?a=commitdiff_plain;h=b4b2523f48a2480f2e13a0bbfab55698b9d40769;p=lhc%2Fweb%2Fwiklou.git

OOjs UI: Backport d190bc51e60195eed81f147e9324c9ec21c9e68c

Required for mw.widgets.DateInputWidget when used with '$overlay'
config option, new in I504f81f843e8328f609824d44f276296645d5dd1.

Change-Id: Ib494c58b9dcaecba62e1aaf501880b85452b7826
---

diff --git a/resources/lib/oojs-ui/oojs-ui.js b/resources/lib/oojs-ui/oojs-ui.js
index 42bf82196d..03c2c1d8ba 100644
--- a/resources/lib/oojs-ui/oojs-ui.js
+++ b/resources/lib/oojs-ui/oojs-ui.js
@@ -1,3 +1,11 @@
+/*
+ * Local backports:
+ *
+ * - d190bc51e60195eed81f147e9324c9ec21c9e68c
+ *   FloatableElement: Don't try unbinding events before we bind them
+ *   Required for mw.widgets.DateInputWidget when used with '$overlay' config option.
+ */
+
 /*!
  * OOjs UI v0.12.9
  * https://www.mediawiki.org/wiki/OOjs_UI
@@ -6933,8 +6941,10 @@ OO.ui.mixin.FloatableElement.prototype.togglePositioning = function ( positionin
 			// Initial position after visible
 			this.position();
 		} else {
-			this.$floatableWindow.off( 'resize', this.onFloatableWindowResizeHandler );
-			this.$floatableWindow = null;
+			if ( this.$floatableWindow ) {
+				this.$floatableWindow.off( 'resize', this.onFloatableWindowResizeHandler );
+				this.$floatableWindow = null;
+			}
 
 			if ( this.$floatableClosestScrollable ) {
 				this.$floatableClosestScrollable.off( 'scroll', this.onFloatableScrollHandler );