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authorScott González <scott.gonzalez@gmail.com>2012-07-31 16:27:43 -0400
committerScott González <scott.gonzalez@gmail.com>2012-07-31 16:27:43 -0400
commite68bee9b84b16ee8a757a7a1f44d93f4ba78c656 (patch)
tree78f81d54c56ce62cbcb298cd078a9c75339784f2 /ui
parent7e1cb95d379c95ec412dccf6bc1b4e75dd203951 (diff)
downloadjquery-ui-e68bee9b84b16ee8a757a7a1f44d93f4ba78c656.tar.gz
jquery-ui-e68bee9b84b16ee8a757a7a1f44d93f4ba78c656.zip
Mouse: Don't try to unbind delegated event handlers if they don't exist. Fixes #8416 - Draggable breaks during drag if any other draggable is removed or destroyed.
Diffstat (limited to 'ui')
-rw-r--r--ui/jquery.ui.mouse.js8
1 files changed, 5 insertions, 3 deletions
diff --git a/ui/jquery.ui.mouse.js b/ui/jquery.ui.mouse.js
index 6f95765f2..dc10d9401 100644
--- a/ui/jquery.ui.mouse.js
+++ b/ui/jquery.ui.mouse.js
@@ -47,9 +47,11 @@ $.widget("ui.mouse", {
// other instances of mouse
_mouseDestroy: function() {
this.element.unbind('.'+this.widgetName);
- $(document)
- .unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
- .unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);
+ if ( this._mouseMoveDelegate ) {
+ $(document)
+ .unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
+ .unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);
+ }
},
_mouseDown: function(event) {