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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.

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This commit is contained in:
Scott González
2012-07-31 16:27:43 -04:00
parent 7e1cb95d37
commit e68bee9b84
1 changed files with 5 additions and 3 deletions
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8
ui/jquery.ui.mouse.js vendored
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@@ -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) {