Tooltip: Handle synthetic focusin events. Fixes #8740 - Tooltip: Does not hide consistently with dynamically loaded content.

1 files changed, 10 insertions, 1 deletions

diff --git a/ui/jquery.ui.tooltip.js b/ui/jquery.ui.tooltip.js
index e5b496bee..ffffe1981 100644
--- a/ui/jquery.ui.tooltip.js
+++ b/ui/jquery.ui.tooltip.js
@@ -188,7 +188,8 @@ $.widget( "ui.tooltip", {
 	_updateContent: function( target, event ) {
 		var content,
 			contentOption = this.options.content,
-			that = this;
+			that = this,
+			eventType = event ? event.type : null;
 
 		if ( typeof contentOption === "string" ) {
 			return this._open( event, target, contentOption );
@@ -202,6 +203,14 @@ $.widget( "ui.tooltip", {
 			// IE may instantly serve a cached response for ajax requests
 			// delay this call to _open so the other call to _open runs first
 			that._delay(function() {
+				// jQuery creates a special event for focusin when it doesn't
+				// exist natively. To improve performance, the native event
+				// object is reused and the type is changed. Therefore, we can't
+				// rely on the type being correct after the event finished
+				// bubbling, so we set it back to the previous value. (#8740)
+				if ( event ) {
+					event.type = eventType;
+				}
 				this._open( event, target, response );
 			});
 		});