Bug 7931; Fixed bug that caused scrollTop and scrollLeft setters to return null when called on an empty jquery object
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2 changed files with 21 additions and 15 deletions
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@ -261,13 +261,9 @@ jQuery.each( ["Left", "Top"], function( i, name ) {
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var method = "scroll" + name;
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jQuery.fn[ method ] = function(val) {
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var elem = this[0], win;
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var elem, win;
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if ( !elem ) {
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return null;
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}
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if ( val !== undefined ) {
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if ( val != undefined ) {
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// Set the scroll offset
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return this.each(function() {
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win = getWindow( this );
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@ -282,15 +278,19 @@ jQuery.each( ["Left", "Top"], function( i, name ) {
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this[ method ] = val;
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}
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});
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} else {
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win = getWindow( elem );
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// Return the scroll offset
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return win ? ("pageXOffset" in win) ? win[ i ? "pageYOffset" : "pageXOffset" ] :
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jQuery.support.boxModel && win.document.documentElement[ method ] ||
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win.document.body[ method ] :
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elem[ method ];
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}
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elem = this[0];
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if( !elem ) {
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return null
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}
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win = getWindow( elem );
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// Return the scroll offset
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return win ? ("pageXOffset" in win) ? win[ i ? "pageYOffset" : "pageXOffset" ] :
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jQuery.support.boxModel && win.document.documentElement[ method ] ||
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win.document.body[ method ] :
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elem[ method ];
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};
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});
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@ -333,7 +333,7 @@ testoffset("table", function( jQuery ) {
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});
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testoffset("scroll", function( jQuery, win ) {
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expect(16);
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expect(20);
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var ie = jQuery.browser.msie && parseInt( jQuery.browser.version, 10 ) < 8;
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@ -379,6 +379,12 @@ testoffset("scroll", function( jQuery, win ) {
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equals( jQuery(window).scrollLeft(), 0, "jQuery(window).scrollLeft() other window" );
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equals( jQuery(document).scrollTop(), 0, "jQuery(window).scrollTop() other document" );
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equals( jQuery(document).scrollLeft(), 0, "jQuery(window).scrollLeft() other document" );
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// Tests scrollTop/Left with empty jquery objects
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ok( jQuery().scrollTop(100) != null, "jQuery().scrollTop(100) testing setter on empty jquery object" );
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ok( jQuery().scrollLeft(100) != null, "jQuery().scrollLeft(100) testing setter on empty jquery object" );
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ok( jQuery().scrollTop() === null, "jQuery().scrollTop(100) testing setter on empty jquery object" );
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ok( jQuery().scrollLeft() === null, "jQuery().scrollLeft(100) testing setter on empty jquery object" );
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});
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testoffset("body", function( jQuery ) {
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