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<title>[19186] trunk: Fix lag when opening help tab if screen options was opened before, fixes #19172</title>
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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/19186">19186</a></dd>
<dt>Author</dt> <dd>azaozz</dd>
<dt>Date</dt> <dd>2011-11-06 18:18:45 +0000 (Sun, 06 Nov 2011)</dd>
</dl>

<h3>Log Message</h3>
<pre>Fix lag when opening help tab if screen options was opened before, fixes <a href="http://core.trac.wordpress.org/ticket/19172">#19172</a></pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpadminjscommondevjs">trunk/wp-admin/js/common.dev.js</a></li>
<li><a href="#trunkwpadminjscommonjs">trunk/wp-admin/js/common.js</a></li>
<li><a href="#trunkwpincludesscriptloaderphp">trunk/wp-includes/script-loader.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkwpadminjscommondevjs"></a>
<div class="modfile"><h4>Modified: trunk/wp-admin/js/common.dev.js (19185 => 19186)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-admin/js/common.dev.js        2011-11-06 18:13:06 UTC (rev 19185)
+++ trunk/wp-admin/js/common.dev.js        2011-11-06 18:18:45 UTC (rev 19186)
</span><span class="lines">@@ -124,18 +124,22 @@
</span><span class="cx">                 panel.parent().show();
</span><span class="cx">                 panel.slideDown( 'fast', function() {
</span><span class="cx">                         link.addClass('screen-meta-active');
</span><ins>+                        screenMeta.refresh();
</ins><span class="cx">                 });
</span><del>-
-                screenMeta.refresh();
</del><span class="cx">         },
</span><span class="cx"> 
</span><span class="cx">         refresh: function( panel, link ) {
</span><del>-                var columns = $('#contextual-help-wrap').children(), height;
</del><ins>+                var columns = $('#contextual-help-wrap').children(), height = 0;
</ins><span class="cx"> 
</span><del>-                columns.height('auto');
</del><ins>+                columns.each(function(){
+                        var h = $(this).height();
</ins><span class="cx"> 
</span><del>-                height = Math.max.apply( null, $.map( columns, function( el ) { return $(el).height(); }) );
-                columns.height( height );
</del><ins>+                        if ( h &gt; height )
+                                height = h;
+                });
+
+                if ( height )
+                        columns.height( height );
</ins><span class="cx">         },
</span><span class="cx"> 
</span><span class="cx">         close: function( panel, link ) {
</span></span></pre></div>
<a id="trunkwpadminjscommonjs"></a>
<div class="modfile"><h4>Modified: trunk/wp-admin/js/common.js (19185 => 19186)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-admin/js/common.js        2011-11-06 18:13:06 UTC (rev 19185)
+++ trunk/wp-admin/js/common.js        2011-11-06 18:18:45 UTC (rev 19186)
</span><span class="lines">@@ -1 +1 @@
</span><del>-var showNotice,adminMenu,columns,validateForm,screenMeta,autofold_menu;(function(a){adminMenu={init:function(){},fold:function(){},restoreMenuState:function(){},toggle:function(){},favorites:function(){}};columns={init:function(){var b=this;a(&quot;.hide-column-tog&quot;,&quot;#adv-settings&quot;).click(function(){var d=a(this),c=d.val();if(d.prop(&quot;checked&quot;)){b.checked(c)}else{b.unchecked(c)}columns.saveManageColumnsState()})},saveManageColumnsState:function(){var b=this.hidden();a.post(ajaxurl,{action:&quot;hidden-columns&quot;,hidden:b,screenoptionnonce:a(&quot;#screenoptionnonce&quot;).val(),page:pagenow})},checked:function(b){a(&quot;.column-&quot;+b).show();this.colSpanChange(+1)},unchecked:function(b){a(&quot;.column-&quot;+b).hide();this.colSpanChange(-1)},hidden:function(){return a(&quot;.manage-column&quot;).filter(&quot;:hidden&quot;).map(function(){return this.id}).get().join(&quot;,&quot;)},useCheckboxesForHidden:function(){this.hidden=funct
 ion(){return a(&quot;.hide-column-tog&quot;).not(&quot;:checked&quot;).map(function(){var b=this.id;return b.substring(b,b.length-5)}).get().join(&quot;,&quot;)}},colSpanChange:function(b){var d=a(&quot;table&quot;).find(&quot;.colspanchange&quot;),c;if(!d.length){return}c=parseInt(d.attr(&quot;colspan&quot;),10)+b;d.attr(&quot;colspan&quot;,c.toString())}};a(document).ready(function(){columns.init()});validateForm=function(b){return !a(b).find(&quot;.form-required&quot;).filter(function(){return a(&quot;input:visible&quot;,this).val()==&quot;&quot;}).addClass(&quot;form-invalid&quot;).find(&quot;input:visible&quot;).change(function(){a(this).closest(&quot;.form-invalid&quot;).removeClass(&quot;form-invalid&quot;)}).size()};showNotice={warn:function(){var b=commonL10n.warnDelete||&quot;&quot;;if(confirm(b)){return true}return false},note:function(b){alert(b)}};screenMeta={element:null,toggles:null,page:null,padding:null,top:null,init:function(){this.element=a(&quot;#screen-m
 eta&quot;);this.toggles=a(&quot;.screen-meta-toggle a&quot;);this.page=a(&quot;#wpcontent&quot;);this.toggles.click(this.toggleEvent)},toggleEvent:function(c){var b=a(this.href.replace(/.+#/,&quot;#&quot;));c.preventDefault();if(!b.length){return}if(b.is(&quot;:visible&quot;)){screenMeta.close(b,a(this))}else{screenMeta.open(b,a(this))}},open:function(b,c){a(&quot;.screen-meta-toggle&quot;).not(c.parent()).css(&quot;visibility&quot;,&quot;hidden&quot;);b.parent().show();b.slideDown(&quot;fast&quot;,function(){c.addClass(&quot;screen-meta-active&quot;)});screenMeta.refresh()},refresh:function(c,e){var d=a(&quot;#contextual-help-wrap&quot;).children(),b;d.height(&quot;auto&quot;);b=Math.max.apply(null,a.map(d,function(f){return a(f).height()}));d.height(b)},close:function(b,c){b.slideUp(&quot;fast&quot;,function(){c.removeClass(&quot;screen-meta-active&quot;);a(&quot;.screen-meta-toggle&quot;).css(&quot;visibility&quot;,&quot;&quot;);b.parent().hide()})}};a(&quot;.contextual-h
 elp-tabs&quot;).delegate(&quot;a&quot;,&quot;click focus&quot;,function(d){var c=a(this),b;d.preventDefault();if(c.is(&quot;.active a&quot;)){return false}a(&quot;.contextual-help-tabs .active&quot;).removeClass(&quot;active&quot;);c.parent(&quot;li&quot;).addClass(&quot;active&quot;);b=a(c.attr(&quot;href&quot;));a(&quot;.help-tab-content&quot;).not(b).removeClass(&quot;active&quot;).hide();b.addClass(&quot;active&quot;).show();screenMeta.refresh()});a(document).ready(function(){var i=false,c,e,j,h,b=a(&quot;#adminmenu&quot;),d=a(&quot;input.current-page&quot;),f=d.val(),g;a(&quot;#collapse-menu&quot;,b).click(function(){var k=a(document.body);if(k.hasClass(&quot;folded&quot;)){k.removeClass(&quot;folded&quot;);setUserSetting(&quot;mfold&quot;,&quot;o&quot;)}else{k.addClass(&quot;folded&quot;);setUserSetting(&quot;mfold&quot;,&quot;f&quot;)}return false});a(&quot;li.wp-has-submenu&quot;,b).hoverIntent({over:function(q){var l,n,r,p,k=a(this).find(&quot;.wp-submenu&quot;);if(
 !a(document.body).hasClass(&quot;folded&quot;)&amp;&amp;a(this).hasClass(&quot;wp-menu-open&quot;)){return}l=a(this).offset().top+k.height()+1;n=a(&quot;#wpwrap&quot;).height();r=60+l-n;p=a(window).height()+a(window).scrollTop()-15;if(p&lt;(l-r)){r=l-p}if(r&gt;1){k.css({marginTop:&quot;-&quot;+r+&quot;px&quot;})}else{if(k.css(&quot;marginTop&quot;)){k.css({marginTop:&quot;&quot;})}}k.addClass(&quot;sub-open&quot;)},out:function(){a(this).find(&quot;.wp-submenu&quot;).removeClass(&quot;sub-open&quot;)},timeout:200,sensitivity:7,interval:90});a(&quot;div.wrap h2:first&quot;).nextAll(&quot;div.updated, div.error&quot;).addClass(&quot;below-h2&quot;);a(&quot;div.updated, div.error&quot;).not(&quot;.below-h2, .inline&quot;).insertAfter(a(&quot;div.wrap h2:first&quot;));screenMeta.init();a(&quot;tbody&quot;).children().children(&quot;.check-column&quot;).find(&quot;:checkbox&quot;).click(function(k){if(&quot;undefined&quot;==k.shiftKey){return true}if(k.shiftKey){if(!i){return tru
 e}c=a(i).closest(&quot;form&quot;).find(&quot;:checkbox&quot;);e=c.index(i);j=c.index(this);h=a(this).prop(&quot;checked&quot;);if(0&lt;e&amp;&amp;0&lt;j&amp;&amp;e!=j){c.slice(e,j).prop(&quot;checked&quot;,function(){if(a(this).closest(&quot;tr&quot;).is(&quot;:visible&quot;)){return h}return false})}}i=this;return true});a(&quot;thead, tfoot&quot;).find(&quot;.check-column :checkbox&quot;).click(function(m){var n=a(this).prop(&quot;checked&quot;),l=&quot;undefined&quot;==typeof toggleWithKeyboard?false:toggleWithKeyboard,k=m.shiftKey||l;a(this).closest(&quot;table&quot;).children(&quot;tbody&quot;).filter(&quot;:visible&quot;).children().children(&quot;.check-column&quot;).find(&quot;:checkbox&quot;).prop(&quot;checked&quot;,function(){if(a(this).closest(&quot;tr&quot;).is(&quot;:hidden&quot;)){return false}if(k){return a(this).prop(&quot;checked&quot;)}else{if(n){return true}}return false});a(this).closest(&quot;table&quot;).children(&quot;thead,  tfoot&quot;).filter(&quo
 t;:visible&quot;).children().children(&quot;.check-column&quot;).find(&quot;:checkbox&quot;).prop(&quot;checked&quot;,function(){if(k){return false}else{if(n){return true}}return false})});a(&quot;#default-password-nag-no&quot;).click(function(){setUserSetting(&quot;default_password_nag&quot;,&quot;hide&quot;);a(&quot;div.default-password-nag&quot;).hide();return false});a(&quot;#newcontent&quot;).bind(&quot;keydown.wpevent_InsertTab&quot;,function(p){if(p.keyCode!=9){return true}var m=p.target,r=m.selectionStart,l=m.selectionEnd,q=m.value,k,o;try{this.lastKey=9}catch(n){}if(document.selection){m.focus();o=document.selection.createRange();o.text=&quot;\t&quot;}else{if(r&gt;=0){k=this.scrollTop;m.value=q.substring(0,r).concat(&quot;\t&quot;,q.substring(l));m.selectionStart=m.selectionEnd=r+1;this.scrollTop=k}}if(p.stopPropagation){p.stopPropagation()}if(p.preventDefault){p.preventDefault()}});a(&quot;#newcontent&quot;).bind(&quot;blur.wpevent_InsertTab&quot;,function(k){if(th
 is.lastKey&amp;&amp;9==this.lastKey){this.focus()}});if(d.length){d.closest(&quot;form&quot;).submit(function(k){if(a('select[name=&quot;action&quot;]').val()==-1&amp;&amp;a('select[name=&quot;action2&quot;]').val()==-1&amp;&amp;d.val()==f){d.val(&quot;1&quot;)}})}a(window).bind(&quot;resize.autofold&quot;,function(){if(getUserSetting(&quot;mfold&quot;)==&quot;f&quot;){return}var k=a(window).width();if(k&lt;=800){if(!g){a(document.body).addClass(&quot;folded&quot;);g=true}}else{if(g){a(document.body).removeClass(&quot;folded&quot;);g=false}}}).triggerHandler(&quot;resize&quot;)});a(document).bind(&quot;wp_CloseOnEscape&quot;,function(c,b){if(typeof(b.cb)!=&quot;function&quot;){return}if(typeof(b.condition)!=&quot;function&quot;||b.condition()){b.cb()}return true})})(jQuery);
</del><span class="cx">\ No newline at end of file
</span><ins>+var showNotice,adminMenu,columns,validateForm,screenMeta,autofold_menu;(function(a){adminMenu={init:function(){},fold:function(){},restoreMenuState:function(){},toggle:function(){},favorites:function(){}};columns={init:function(){var b=this;a(&quot;.hide-column-tog&quot;,&quot;#adv-settings&quot;).click(function(){var d=a(this),c=d.val();if(d.prop(&quot;checked&quot;)){b.checked(c)}else{b.unchecked(c)}columns.saveManageColumnsState()})},saveManageColumnsState:function(){var b=this.hidden();a.post(ajaxurl,{action:&quot;hidden-columns&quot;,hidden:b,screenoptionnonce:a(&quot;#screenoptionnonce&quot;).val(),page:pagenow})},checked:function(b){a(&quot;.column-&quot;+b).show();this.colSpanChange(+1)},unchecked:function(b){a(&quot;.column-&quot;+b).hide();this.colSpanChange(-1)},hidden:function(){return a(&quot;.manage-column&quot;).filter(&quot;:hidden&quot;).map(function(){return this.id}).get().join(&quot;,&quot;)},useCheckboxesForHidden:function(){this.hidden=funct
 ion(){return a(&quot;.hide-column-tog&quot;).not(&quot;:checked&quot;).map(function(){var b=this.id;return b.substring(b,b.length-5)}).get().join(&quot;,&quot;)}},colSpanChange:function(b){var d=a(&quot;table&quot;).find(&quot;.colspanchange&quot;),c;if(!d.length){return}c=parseInt(d.attr(&quot;colspan&quot;),10)+b;d.attr(&quot;colspan&quot;,c.toString())}};a(document).ready(function(){columns.init()});validateForm=function(b){return !a(b).find(&quot;.form-required&quot;).filter(function(){return a(&quot;input:visible&quot;,this).val()==&quot;&quot;}).addClass(&quot;form-invalid&quot;).find(&quot;input:visible&quot;).change(function(){a(this).closest(&quot;.form-invalid&quot;).removeClass(&quot;form-invalid&quot;)}).size()};showNotice={warn:function(){var b=commonL10n.warnDelete||&quot;&quot;;if(confirm(b)){return true}return false},note:function(b){alert(b)}};screenMeta={element:null,toggles:null,page:null,padding:null,top:null,init:function(){this.element=a(&quot;#screen-m
 eta&quot;);this.toggles=a(&quot;.screen-meta-toggle a&quot;);this.page=a(&quot;#wpcontent&quot;);this.toggles.click(this.toggleEvent)},toggleEvent:function(c){var b=a(this.href.replace(/.+#/,&quot;#&quot;));c.preventDefault();if(!b.length){return}if(b.is(&quot;:visible&quot;)){screenMeta.close(b,a(this))}else{screenMeta.open(b,a(this))}},open:function(b,c){a(&quot;.screen-meta-toggle&quot;).not(c.parent()).css(&quot;visibility&quot;,&quot;hidden&quot;);b.parent().show();b.slideDown(&quot;fast&quot;,function(){c.addClass(&quot;screen-meta-active&quot;);screenMeta.refresh()})},refresh:function(c,e){var d=a(&quot;#contextual-help-wrap&quot;).children(),b=0;d.each(function(){var f=a(this).height();if(f&gt;b){b=f}});if(b){d.height(b)}},close:function(b,c){b.slideUp(&quot;fast&quot;,function(){c.removeClass(&quot;screen-meta-active&quot;);a(&quot;.screen-meta-toggle&quot;).css(&quot;visibility&quot;,&quot;&quot;);b.parent().hide()})}};a(&quot;.contextual-help-tabs&quot;).delegate(
 &quot;a&quot;,&quot;click focus&quot;,function(d){var c=a(this),b;d.preventDefault();if(c.is(&quot;.active a&quot;)){return false}a(&quot;.contextual-help-tabs .active&quot;).removeClass(&quot;active&quot;);c.parent(&quot;li&quot;).addClass(&quot;active&quot;);b=a(c.attr(&quot;href&quot;));a(&quot;.help-tab-content&quot;).not(b).removeClass(&quot;active&quot;).hide();b.addClass(&quot;active&quot;).show();screenMeta.refresh()});a(document).ready(function(){var i=false,c,e,j,h,b=a(&quot;#adminmenu&quot;),d=a(&quot;input.current-page&quot;),f=d.val(),g;a(&quot;#collapse-menu&quot;,b).click(function(){var k=a(document.body);if(k.hasClass(&quot;folded&quot;)){k.removeClass(&quot;folded&quot;);setUserSetting(&quot;mfold&quot;,&quot;o&quot;)}else{k.addClass(&quot;folded&quot;);setUserSetting(&quot;mfold&quot;,&quot;f&quot;)}return false});a(&quot;li.wp-has-submenu&quot;,b).hoverIntent({over:function(q){var l,n,r,p,k=a(this).find(&quot;.wp-submenu&quot;);if(!a(document.body).hasClas
 s(&quot;folded&quot;)&amp;&amp;a(this).hasClass(&quot;wp-menu-open&quot;)){return}l=a(this).offset().top+k.height()+1;n=a(&quot;#wpwrap&quot;).height();r=60+l-n;p=a(window).height()+a(window).scrollTop()-15;if(p&lt;(l-r)){r=l-p}if(r&gt;1){k.css({marginTop:&quot;-&quot;+r+&quot;px&quot;})}else{if(k.css(&quot;marginTop&quot;)){k.css({marginTop:&quot;&quot;})}}k.addClass(&quot;sub-open&quot;)},out:function(){a(this).find(&quot;.wp-submenu&quot;).removeClass(&quot;sub-open&quot;)},timeout:200,sensitivity:7,interval:90});a(&quot;div.wrap h2:first&quot;).nextAll(&quot;div.updated, div.error&quot;).addClass(&quot;below-h2&quot;);a(&quot;div.updated, div.error&quot;).not(&quot;.below-h2, .inline&quot;).insertAfter(a(&quot;div.wrap h2:first&quot;));screenMeta.init();a(&quot;tbody&quot;).children().children(&quot;.check-column&quot;).find(&quot;:checkbox&quot;).click(function(k){if(&quot;undefined&quot;==k.shiftKey){return true}if(k.shiftKey){if(!i){return true}c=a(i).closest(&quot;fo
 rm&quot;).find(&quot;:checkbox&quot;);e=c.index(i);j=c.index(this);h=a(this).prop(&quot;checked&quot;);if(0&lt;e&amp;&amp;0&lt;j&amp;&amp;e!=j){c.slice(e,j).prop(&quot;checked&quot;,function(){if(a(this).closest(&quot;tr&quot;).is(&quot;:visible&quot;)){return h}return false})}}i=this;return true});a(&quot;thead, tfoot&quot;).find(&quot;.check-column :checkbox&quot;).click(function(m){var n=a(this).prop(&quot;checked&quot;),l=&quot;undefined&quot;==typeof toggleWithKeyboard?false:toggleWithKeyboard,k=m.shiftKey||l;a(this).closest(&quot;table&quot;).children(&quot;tbody&quot;).filter(&quot;:visible&quot;).children().children(&quot;.check-column&quot;).find(&quot;:checkbox&quot;).prop(&quot;checked&quot;,function(){if(a(this).closest(&quot;tr&quot;).is(&quot;:hidden&quot;)){return false}if(k){return a(this).prop(&quot;checked&quot;)}else{if(n){return true}}return false});a(this).closest(&quot;table&quot;).children(&quot;thead,  tfoot&quot;).filter(&quot;:visible&quot;).childre
 n().children(&quot;.check-column&quot;).find(&quot;:checkbox&quot;).prop(&quot;checked&quot;,function(){if(k){return false}else{if(n){return true}}return false})});a(&quot;#default-password-nag-no&quot;).click(function(){setUserSetting(&quot;default_password_nag&quot;,&quot;hide&quot;);a(&quot;div.default-password-nag&quot;).hide();return false});a(&quot;#newcontent&quot;).bind(&quot;keydown.wpevent_InsertTab&quot;,function(p){if(p.keyCode!=9){return true}var m=p.target,r=m.selectionStart,l=m.selectionEnd,q=m.value,k,o;try{this.lastKey=9}catch(n){}if(document.selection){m.focus();o=document.selection.createRange();o.text=&quot;\t&quot;}else{if(r&gt;=0){k=this.scrollTop;m.value=q.substring(0,r).concat(&quot;\t&quot;,q.substring(l));m.selectionStart=m.selectionEnd=r+1;this.scrollTop=k}}if(p.stopPropagation){p.stopPropagation()}if(p.preventDefault){p.preventDefault()}});a(&quot;#newcontent&quot;).bind(&quot;blur.wpevent_InsertTab&quot;,function(k){if(this.lastKey&amp;&amp;9==th
 is.lastKey){this.focus()}});if(d.length){d.closest(&quot;form&quot;).submit(function(k){if(a('select[name=&quot;action&quot;]').val()==-1&amp;&amp;a('select[name=&quot;action2&quot;]').val()==-1&amp;&amp;d.val()==f){d.val(&quot;1&quot;)}})}a(window).bind(&quot;resize.autofold&quot;,function(){if(getUserSetting(&quot;mfold&quot;)==&quot;f&quot;){return}var k=a(window).width();if(k&lt;=800){if(!g){a(document.body).addClass(&quot;folded&quot;);g=true}}else{if(g){a(document.body).removeClass(&quot;folded&quot;);g=false}}}).triggerHandler(&quot;resize&quot;)});a(document).bind(&quot;wp_CloseOnEscape&quot;,function(c,b){if(typeof(b.cb)!=&quot;function&quot;){return}if(typeof(b.condition)!=&quot;function&quot;||b.condition()){b.cb()}return true})})(jQuery);
</ins><span class="cx">\ No newline at end of file
</span></span></pre></div>
<a id="trunkwpincludesscriptloaderphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/script-loader.php (19185 => 19186)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/script-loader.php        2011-11-06 18:13:06 UTC (rev 19185)
+++ trunk/wp-includes/script-loader.php        2011-11-06 18:18:45 UTC (rev 19186)
</span><span class="lines">@@ -61,7 +61,7 @@
</span><span class="cx"> 
</span><span class="cx">         $scripts-&gt;add( 'utils', &quot;/wp-admin/js/utils$suffix.js&quot;, false, '20101110' );
</span><span class="cx"> 
</span><del>-        $scripts-&gt;add( 'common', &quot;/wp-admin/js/common$suffix.js&quot;, array('jquery', 'hoverIntent', 'utils'), '20111103b', 1 );
</del><ins>+        $scripts-&gt;add( 'common', &quot;/wp-admin/js/common$suffix.js&quot;, array('jquery', 'hoverIntent', 'utils'), '20111106', 1 );
</ins><span class="cx">         $scripts-&gt;add_script_data( 'common', 'commonL10n', array(
</span><span class="cx">                 'warnDelete' =&gt; __(&quot;You are about to permanently delete the selected items.\n  'Cancel' to stop, 'OK' to delete.&quot;)
</span><span class="cx">         ) );
</span></span></pre>
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