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Responsive menu: fix calculation of the responsive trigger width from JS. It is affected by a vertical scrollbar width in some browsers. See #26458. 

Built from https://develop.svn.wordpress.org/trunk@26743


git-svn-id: http://core.svn.wordpress.org/trunk@26632 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Andrew Ozz 2013-12-06 20:50:10 +00:00
parent 8d82adf989
commit 2da2559d26
2 changed files with 17 additions and 8 deletions
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23
wp-admin/js/common.js
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@ -184,12 +184,13 @@ $(document).ready( function() {
// reset any compensation for submenus near the bottom of the screen
$('#adminmenu div.wp-submenu').css('margin-top', '');
// WebKit excludes the width of the vertical scrollbar when applying the CSS "@media screen and (max-width: ...)"
// and matches $(window).width().
// Firefox and IE > 8 include the scrollbar width, so after the jQuery normalization
// $(window).width() is 884px but window.innerWidth is 900px.
// (using window.innerWidth also excludes IE < 9)
respWidth = navigator.userAgent.indexOf('AppleWebKit/') > -1 ? $(window).width() : window.innerWidth;
if ( window.innerWidth ) {
// window.innerWidth is affected by zooming on phones
respWidth = Math.max( window.innerWidth, document.documentElement.clientWidth );
} else {
// Exclude IE < 9, it doesn't support @media CSS rules
return;
}
if ( respWidth && respWidth < 900 ) {
if ( body.hasClass('auto-fold') ) {
@ -603,7 +604,15 @@ $(document).ready( function() {
},
trigger: function() {
var width = navigator.userAgent.indexOf('AppleWebKit/') > -1 ? $window.width() : window.innerWidth;
var width;
if ( window.innerWidth ) {
// window.innerWidth is affected by zooming on phones
width = Math.max( window.innerWidth, document.documentElement.clientWidth );
} else {
// Exclude IE < 9, it doesn't support @media CSS rules
return;
}
if ( width <= 782 ) {
if ( ! wpResponsiveActive ) {

2
wp-admin/js/common.min.js vendored
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