17 lines
3.5 KiB
JavaScript
17 lines
3.5 KiB
JavaScript
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/*
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* jQuery UI Position 1.8.5
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*
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* Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
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* Dual licensed under the MIT or GPL Version 2 licenses.
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* http://jquery.org/license
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*
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* http://docs.jquery.com/UI/Position
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*/
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(function(c){c.ui=c.ui||{};var n=/left|center|right/,o=/top|center|bottom/,t=c.fn.position,u=c.fn.offset;c.fn.position=function(b){if(!b||!b.of)return t.apply(this,arguments);b=c.extend({},b);var a=c(b.of),d=a[0],g=(b.collision||"flip").split(" "),e=b.offset?b.offset.split(" "):[0,0],h,k,j;if(d.nodeType===9){h=a.width();k=a.height();j={top:0,left:0}}else if(d.scrollTo&&d.document){h=a.width();k=a.height();j={top:a.scrollTop(),left:a.scrollLeft()}}else if(d.preventDefault){b.at="left top";h=k=0;j=
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{top:b.of.pageY,left:b.of.pageX}}else{h=a.outerWidth();k=a.outerHeight();j=a.offset()}c.each(["my","at"],function(){var f=(b[this]||"").split(" ");if(f.length===1)f=n.test(f[0])?f.concat(["center"]):o.test(f[0])?["center"].concat(f):["center","center"];f[0]=n.test(f[0])?f[0]:"center";f[1]=o.test(f[1])?f[1]:"center";b[this]=f});if(g.length===1)g[1]=g[0];e[0]=parseInt(e[0],10)||0;if(e.length===1)e[1]=e[0];e[1]=parseInt(e[1],10)||0;if(b.at[0]==="right")j.left+=h;else if(b.at[0]==="center")j.left+=h/
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2;if(b.at[1]==="bottom")j.top+=k;else if(b.at[1]==="center")j.top+=k/2;j.left+=e[0];j.top+=e[1];return this.each(function(){var f=c(this),l=f.outerWidth(),m=f.outerHeight(),p=parseInt(c.curCSS(this,"marginLeft",true))||0,q=parseInt(c.curCSS(this,"marginTop",true))||0,v=l+p+parseInt(c.curCSS(this,"marginRight",true))||0,w=m+q+parseInt(c.curCSS(this,"marginBottom",true))||0,i=c.extend({},j),r;if(b.my[0]==="right")i.left-=l;else if(b.my[0]==="center")i.left-=l/2;if(b.my[1]==="bottom")i.top-=m;else if(b.my[1]===
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"center")i.top-=m/2;i.left=parseInt(i.left);i.top=parseInt(i.top);r={left:i.left-p,top:i.top-q};c.each(["left","top"],function(s,x){c.ui.position[g[s]]&&c.ui.position[g[s]][x](i,{targetWidth:h,targetHeight:k,elemWidth:l,elemHeight:m,collisionPosition:r,collisionWidth:v,collisionHeight:w,offset:e,my:b.my,at:b.at})});c.fn.bgiframe&&f.bgiframe();f.offset(c.extend(i,{using:b.using}))})};c.ui.position={fit:{left:function(b,a){var d=c(window);d=a.collisionPosition.left+a.collisionWidth-d.width()-d.scrollLeft();
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b.left=d>0?b.left-d:Math.max(b.left-a.collisionPosition.left,b.left)},top:function(b,a){var d=c(window);d=a.collisionPosition.top+a.collisionHeight-d.height()-d.scrollTop();b.top=d>0?b.top-d:Math.max(b.top-a.collisionPosition.top,b.top)}},flip:{left:function(b,a){if(a.at[0]!=="center"){var d=c(window);d=a.collisionPosition.left+a.collisionWidth-d.width()-d.scrollLeft();var g=a.my[0]==="left"?-a.elemWidth:a.my[0]==="right"?a.elemWidth:0,e=a.at[0]==="left"?a.targetWidth:-a.targetWidth,h=-2*a.offset[0];
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b.left+=a.collisionPosition.left<0?g+e+h:d>0?g+e+h:0}},top:function(b,a){if(a.at[1]!=="center"){var d=c(window);d=a.collisionPosition.top+a.collisionHeight-d.height()-d.scrollTop();var g=a.my[1]==="top"?-a.elemHeight:a.my[1]==="bottom"?a.elemHeight:0,e=a.at[1]==="top"?a.targetHeight:-a.targetHeight,h=-2*a.offset[1];b.top+=a.collisionPosition.top<0?g+e+h:d>0?g+e+h:0}}}};if(!c.offset.setOffset){c.offset.setOffset=function(b,a){if(/static/.test(c.curCSS(b,"position")))b.style.position="relative";var d=
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c(b),g=d.offset(),e=parseInt(c.curCSS(b,"top",true),10)||0,h=parseInt(c.curCSS(b,"left",true),10)||0;g={top:a.top-g.top+e,left:a.left-g.left+h};"using"in a?a.using.call(b,g):d.css(g)};c.fn.offset=function(b){var a=this[0];if(!a||!a.ownerDocument)return null;if(b)return this.each(function(){c.offset.setOffset(this,b)});return u.call(this)}}})(jQuery);
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