Tab control usability hover triggers in jQuery
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Tab control usability hover triggers in jQuery. Tested and works in Chrome, FF, IE9, IE8.
Load is jsfiddle for TAB demo to work.
jsfiddle
The tabindex Property
- The tabindex attribute is supported in all major browsers, except Safari.
- HTML5 – tabindex attribute can be used on any HTML element
jQuery
$(document).ready(function () {
/* "trigger" hover by adding a CSS class */
$('.transition-container').on('mouseover', function (e) {
$(this).find('.transition').addClass('activeHover');
$(this).on('mouseout', function (e) {
$(this).find('.transition').removeClass('activeHover');
});
});
/* get key code */
function getKeyCode(key) {
//return the key code
return (key == null) ? event.keyCode : key.keyCode;
}
/* for usabiity capture keyboard tabbing */
$(document).on('keyup', function (eventObj) {
//tab keycode = 9
if (getKeyCode(eventObj) == '9') {
var $el = $(document.activeElement);
//remove any current active elements
$('.transition').removeClass('activeHover');
if ($el.hasClass('transition-container')) {
$el.find('.transition').addClass('activeHover');
}
}
});
});
/* Internet Explorer sniffer code to add class to body tag for IE version */
var ie = (function () {
var undef,
v = 3,
div = document.createElement('div'),
all = div.getElementsByTagName('i');
while (
div.innerHTML = '',
all[0]);
if (v > 4) {
$('body').addClass('ie' + v);
}
}());
CSS
/* transition speed */
.transition {
-webkit-transition: -webkit-transform .2s ease-out;
-moz-transition: -moz-transform .2s ease-out;
-o-transition: -o-transform .2s ease-out;
-ms-transition: -ms-transform .2s ease-out;
transition: transform .2s ease-out;
}
/* IE 9 scale */
.ie9 .activeHover {
-ms-transform: scale(1.2, 1.2);
}
/* IE 8 scale */
.ie8 .activeHover {
filter: progid:DXImageTransform.Microsoft.Matrix(M11=1.1, M12=0, M21=0, M22=1.1, SizingMethod='auto expand');
}
/* modern browsers transition */
.activeHover {
-webkit-transform:scale(1.2);
-moz-transform:scale(1.2);
-o-transform:scale(1.2);
transform:scale(1.2);
}
/* IE 7 scale */
.ie7 .activeHover {
filter: none;
transform: none;
}
.transition-container {
border: 1px solid blue;
margin: 15px;
padding:5px;
}
*:active {
border: 1px solid red;
}
}
HTML5
Click to get focus and start pressing TAB to switch between items. Press SHIFT+TAB to go back up.