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Draggable: Safe activeElement access from iFrames for IE9, prevent windo... #1066

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Draggable: Safe activeElement access from iFrames for IE9, prevent windo... #1066

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16 changes: 13 additions & 3 deletions ui/jquery.ui.draggable.js
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Original file line number Diff line number Diff line change
Expand Up @@ -76,9 +76,19 @@ $.widget("ui.draggable", $.ui.mouse, {

_mouseCapture: function(event) {

var o = this.options;

$( document.activeElement ).blur();
var document = this.document[ 0 ],
o = this.options;

// support: IE9
// IE9 throws an "Unspecified error" accessing document.activeElement from an iFrame
try {
// Support: IE9+
// If the <body> is blurred, IE will switch windows, see #9520
if ( document.activeElement && document.activeElement.nodeName.toLowerCase() !== "body" ) {
// Blur any element that currently has focus, see #4261
$( document.activeElement ).blur();
}
} catch ( e ) {}
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Use error instead of e.


// among others, prevent a drag on a resizable-handle
if (this.helper || o.disabled || $(event.target).closest(".ui-resizable-handle").length > 0) {
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