Dialog: Safe activeElement access.

Fixed #9420 - Dialog: Close causes blur of window in IE9
Fixed #8443 - Dialog: "unspecified error" when using ie9 and iframe
This commit is contained in:
TJ VanToll 2013-09-30 17:49:42 +03:00
parent ec3cf6725a
commit 2dfe85d3e2

View File

@ -169,7 +169,8 @@ $.widget( "ui.dialog", {
enable: $.noop, enable: $.noop,
close: function( event ) { close: function( event ) {
var that = this; var activeElement,
that = this;
if ( !this._isOpen || this._trigger( "beforeClose", event ) === false ) { if ( !this._isOpen || this._trigger( "beforeClose", event ) === false ) {
return; return;
@ -179,10 +180,22 @@ $.widget( "ui.dialog", {
this._destroyOverlay(); this._destroyOverlay();
if ( !this.opener.filter(":focusable").focus().length ) { if ( !this.opener.filter(":focusable").focus().length ) {
// Hiding a focused element doesn't trigger blur in WebKit
// so in case we have nothing to focus on, explicitly blur the active element // support: IE9
// https://bugs.webkit.org/show_bug.cgi?id=47182 // IE9 throws an "Unspecified error" accessing document.activeElement from an <iframe>
$( this.document[0].activeElement ).blur(); try {
activeElement = this.document[ 0 ].activeElement;
// Support: IE9, IE10
// If the <body> is blurred, IE will switch windows, see #4520
if ( activeElement && activeElement.nodeName.toLowerCase() !== "body" ) {
// Hiding a focused element doesn't trigger blur in WebKit
// so in case we have nothing to focus on, explicitly blur the active element
// https://bugs.webkit.org/show_bug.cgi?id=47182
$( activeElement ).blur();
}
} catch ( error ) {}
} }
this._hide( this.uiDialog, this.options.hide, function() { this._hide( this.uiDialog, this.options.hide, function() {