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  • Committer: elof.bigestans at gmail
  • Date: 2013-04-02 13:51:45 UTC
  • mto: This revision was merged to the branch mainline in revision 8.
  • Revision ID: elof.bigestans@gmail.com-20130402135145-0sd0tfyspsust192
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Widget Library/sliderdemo.js
 
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// Recursive Pos of div in document - should work in most browsers
 
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function findPos(obj) {
 
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        var curleft = curtop = 0;
 
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        if (obj.offsetParent) {
 
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                curleft = obj.offsetLeft;
 
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                curtop = obj.offsetTop;
 
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                while (obj = obj.offsetParent) {
 
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                        curleft += obj.offsetLeft;
 
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                        curtop += obj.offsetTop;
 
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                }
 
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        }
 
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        return {
 
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                x:curleft,
 
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                y:curtop
 
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        }
 
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}
 
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// The idea is to have a few functions like this one and minimum javascript intervention                
 
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function updateslider(e, kind, smin, smax, slen, sliderid, boxid) {
 
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        if(mb) {
 
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                coords = findPos(e.currentTarget);
 
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                coords.x = e.clientX - coords.x;
 
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                coords.y = e.clientY - coords.y;
 
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                cx = coords.x / slen;
 
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                sd = smax - smin;
 
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                val = smin + (sd * cx);
 
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                if(kind == 1) {
 
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                        val = Math.round(val);
 
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                }
 
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                document.getElementById(boxid).value = val;                             
 
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                document.getElementById(sliderid).style.left = Math.ceil((slen) * ((val - smin) / sd))+"px";
 
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        }
 
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}
 
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var mb = 0;
 
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function mbpress(e) {
 
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        mb = 1;
 
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}
 
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function mbrelease(e) {
 
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        mb = 0;
 
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}
 
 
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