Sunday, February 13, 2011

Animating inline elements with JQuery

I am trying to show and hide an inline element (eg a span) using jquery. If I just use toggle(), it works as expected but if I use toggle("slow") to give it an animation, it turns the span into a block element and therefore inserts breaks. Is animation possible with inline elements? I would prefer a smooth sliding if possible, rather than a fade in.

Thanks.

<script type="text/javascript">
    $(function(){
        $('.toggle').click(function() { $('.hide').toggle("slow") });
    });
</script>
<p>Hello <span class="hide">there</span> jquery</p>
<button class="toggle">Toggle</button>
  • I don't think it is possible like that. The only way I could think to do it would be to animate its opacity between 0 and 1, and, using a callback on the animation, then turn it on or off.

    $('.toggle').click(function() {
        $('.hide:visible').animate(
            {opacity : 0},
            function() { $(this).hide(); }
        );
        $('.hide:hidden')
            .show()
            .animate({opacity : 1})
        ;
    });
    
    From nickf
  • toggle() has a bunch of weird things with it, including hiding or transforming odd elements at times. here's a similar solution:

    $('.toggle').click(function() {
      $('.hide').animate({
        'opacity' : 'toggle',
      });
    });
    

    edit: here's a way to add smooth sliding, with minimal extra HTML markup:

    var hidepos = $('.hide').offset().left;
    var slidepos = $('.slide').offset().left;
    
    $('.toggle').click(function() {
        var goto = ($('.slide').offset().left < slidepos) ? slidepos : hidepos;
    
        $('.slide').css({
            'left' : $('.slide').offset().left,
            'position' : 'fixed',
        }).animate({
            'left' : goto,
        }, function() {
            $(this).css('position', 'static');
        });
    
        $('.hide').animate({
            'opacity' : 'toggle',
        });
    });
    

    html:

    <p>Hello <span class="hide">there</span> <span class="slide">jquery</span></p>
    <button class="toggle">Toggle</button>
    
    nickf : this solution works the same as mine, but is obviously much better!
    From Owen
  • As other answers have shown, fading is possible. However, I don't think "smooth sliding" will be. Simply put, a specific property of the element has to be animated. An inline span like you mention has no specific height or width, though it does have an opacity.

    From defrex
  • I don't think what you want to do is possible until display:inline-block is well supported across browsers. For now, I think I would fade the background to red, and then hide the element.

    If display:inline-block was well supported, you could change the style to inline-block, and then animate the width or height, but unfortunately that won't work very well these days. Maybe in 2010 :)

    From John C
  • The fact that 'animate' changes what it is animating to a block element is not an issue if what you are trying to slide left or right is positioned with float:left and whatever is next to it is also positioned with float:left

     $('#pnlPopup #btnUpdateButton').assertOne().animate({ width: "toggle" });
    

    if #btnUpdateButton is styled with the following then it slides quite nicely and pushes the content to the right.

    #btnUpdateButton {
        float: left;
        margin-right: 5px;
    }
    
  • just one CSS=property will make you happy: http://terion-fallen.livejournal.com/332945.html

    #animated-element { display: inline-block!important }
    
    From Terion

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