2009-03-03 11:15:16 +00:00
<!doctype html>
< html lang = "en" >
< head >
< title > jQuery UI Slider - Slider scrollbar< / title >
< link type = "text/css" href = "../../themes/base/ui.all.css" rel = "stylesheet" / >
< script type = "text/javascript" src = "../../jquery-1.3.2.js" > < / script >
2009-09-17 10:39:12 +00:00
< script type = "text/javascript" src = "../../ui/jquery.ui.core.js" > < / script >
< script type = "text/javascript" src = "../../ui/jquery.ui.slider.js" > < / script >
2009-03-03 11:15:16 +00:00
< link type = "text/css" href = "../demos.css" rel = "stylesheet" / >
< style type = "text/css" >
#demo-frame > div.demo { padding: 10px !important; }
.scroll-pane { overflow: auto; width: 99%; float:left; }
.scroll-content { width: 2440px; float: left; }
.scroll-content-item { width: 100px; height: 100px; float: left; margin: 10px; font-size: 3em; line-height: 96px; text-align: center; }
* html .scroll-content-item { display: inline; } /* IE6 float double margin bug */
.scroll-bar-wrap { clear: left; padding: 0 4px 0 2px; margin: 0 -1px -1px -1px; }
.scroll-bar-wrap .ui-slider { background: none; border:0; height: 2em; margin: 0 auto; }
.scroll-bar-wrap .ui-handle-helper-parent { position: relative; width: 100%; height: 100%; margin: 0 auto; }
.scroll-bar-wrap .ui-slider-handle { top:.2em; height: 1.5em; }
.scroll-bar-wrap .ui-slider-handle .ui-icon { margin: -8px auto 0; position: relative; top: 50%; }
< / style >
< script type = "text/javascript" >
$(function() {
//scrollpane parts
var scrollPane = $('.scroll-pane');
var scrollContent = $('.scroll-content');
//build slider
var scrollbar = $(".scroll-bar").slider({
slide:function(e, ui){
if( scrollContent.width() > scrollPane.width() ){ scrollContent.css('margin-left', Math.round( ui.value / 100 * ( scrollPane.width() - scrollContent.width() )) + 'px'); }
else { scrollContent.css('margin-left', 0); }
}
});
//append icon to handle
var handleHelper = scrollbar.find('.ui-slider-handle')
.mousedown(function(){
scrollbar.width( handleHelper.width() );
})
.mouseup(function(){
scrollbar.width( '100%' );
})
.append('< span class = "ui-icon ui-icon-grip-dotted-vertical" > < / span > ')
.wrap('< div class = "ui-handle-helper-parent" > < / div > ').parent();
//change overflow to hidden now that slider handles the scrolling
scrollPane.css('overflow','hidden');
//size scrollbar and handle proportionally to scroll distance
function sizeScrollbar(){
var remainder = scrollContent.width() - scrollPane.width();
var proportion = remainder / scrollContent.width();
var handleSize = scrollPane.width() - (proportion * scrollPane.width());
scrollbar.find('.ui-slider-handle').css({
width: handleSize,
'margin-left': -handleSize/2
});
handleHelper.width('').width( scrollbar.width() - handleSize);
}
//reset slider value based on scroll content position
function resetValue(){
var remainder = scrollPane.width() - scrollContent.width();
var leftVal = scrollContent.css('margin-left') == 'auto' ? 0 : parseInt(scrollContent.css('margin-left'));
var percentage = Math.round(leftVal / remainder * 100);
scrollbar.slider("value", percentage);
}
//if the slider is 100% and window gets larger, reveal content
function reflowContent(){
var showing = scrollContent.width() + parseInt( scrollContent.css('margin-left') );
var gap = scrollPane.width() - showing;
if(gap > 0){
scrollContent.css('margin-left', parseInt( scrollContent.css('margin-left') ) + gap);
}
}
//change handle position on window resize
$(window)
.resize(function(){
resetValue();
sizeScrollbar();
reflowContent();
});
//init scrollbar size
setTimeout(sizeScrollbar,10);//safari wants a timeout
});
< / script >
< / head >
< body >
< div class = "demo" >
< div class = "scroll-pane ui-widget ui-widget-header ui-corner-all" >
< div class = "scroll-content" >
< div class = "scroll-content-item ui-widget-header" > 1< / div >
< div class = "scroll-content-item ui-widget-header" > 2< / div >
< div class = "scroll-content-item ui-widget-header" > 3< / div >
< div class = "scroll-content-item ui-widget-header" > 4< / div >
< div class = "scroll-content-item ui-widget-header" > 5< / div >
< div class = "scroll-content-item ui-widget-header" > 6< / div >
< div class = "scroll-content-item ui-widget-header" > 7< / div >
< div class = "scroll-content-item ui-widget-header" > 8< / div >
< div class = "scroll-content-item ui-widget-header" > 9< / div >
< div class = "scroll-content-item ui-widget-header" > 10< / div >
< div class = "scroll-content-item ui-widget-header" > 11< / div >
< div class = "scroll-content-item ui-widget-header" > 12< / div >
< div class = "scroll-content-item ui-widget-header" > 13< / div >
< div class = "scroll-content-item ui-widget-header" > 14< / div >
< div class = "scroll-content-item ui-widget-header" > 15< / div >
< div class = "scroll-content-item ui-widget-header" > 16< / div >
< div class = "scroll-content-item ui-widget-header" > 17< / div >
< div class = "scroll-content-item ui-widget-header" > 18< / div >
< div class = "scroll-content-item ui-widget-header" > 19< / div >
< div class = "scroll-content-item ui-widget-header" > 20< / div >
< / div >
< div class = "scroll-bar-wrap ui-widget-content ui-corner-bottom" >
< div class = "scroll-bar" > < / div >
< / div >
< / div >
< / div > <!-- End demo -->
< div class = "demo-description" >
< p > Use a slider to manipulate the positioning of content on the page. In this case, it acts as a scrollbar with the potential to capture values if needed.< / p >
< / div > <!-- End demo - description -->
< / body >
< / html >
