xpagination.min.js

var xPagination=function(e){var i=function(e,i){var t=" "+e.className+" ";return t.indexOf(" "+i+" ")>-1},t=function(e,i){e.className+=" "+i},n=function(e,i){e.className=e.className.replace(new RegExp("\\b"+i+"\\b","g"),"")},a=function(i,t){t=t||"DIV";var n=e.createElement(t);return n.className=i,n},s={prev:"&lt;",next:"&gt;",size:15,max:8,pages:0,items:0,curr:1,info:!0,jump:!0},p=function(e,i){for(var t in i)e[t]=i[t];return e},l=function(e,i){e.style.display=void 0===i?"none":i},r="page-item-active",o="page-item",u="page-item-hover",c="disable",g=function(){var e,i,t=this,n=t.options,a=n.items-=0,s=n.pages-=0,p=n.max-=0,l=[],r=t.pageList;for(n.size-=0,a&&(s=n.pages=Math.ceil(a/n.size)),r.innerHTML="",p=Math.min(p,s),l.push('<li class="'+o+'" ui-page="first">1</li>'),e=2;p>e;e++)l.push('<li class="'+o+'" ui-page="'+e+'">'+e+"</li>");p>1&&l.push('<li class="'+o+'" ui-page="last">'+s+"</li>"),s>p&&(i='<li class="page-ellipsis" ui-page="ellipsis">...</li>',l.splice(1,0,i),l.splice(l.length-1,0,i)),n.prev&&l.unshift('<li class="page-btn-prev" ui-page="prev">'+n.prev+"</li>"),n.next&&l.push('<li class="page-btn-next" ui-page="next">'+n.next+"</li>"),r.innerHTML=l.join(""),t.hasEllipsis=s>p},m=function(e,l){this.options=p({},s),p(this.options,l);var r,o,c,m,f,h,v,d,M=this,x=M.options,L=x.pages-=0,w=x.curr-=0,N=(x.max-=0,{last:function(){return x.pages},first:1,next:function(){return x.curr>=x.pages?x.pages:x.curr+1},prev:function(){return x.curr<=1?1:x.curr-1}});if(r=e,e=a("page-list","UL"),r.appendChild(e),i(r,"page-list-wrap")||t(r,"page-list-wrap"),this.pageList=e,g.call(this),x.onpagination&&(M.onpagination=x.onpagination),x.showSize){x.size-=0;var b=a("page-list page-size","ul"),T={},z=x.showSize,E="";z.splice||(z=[x.size,2*x.size,3*x.size]);for(var y=0;y<z.length;y++)E+='<li class="page-item">'+z[y]+"</li>",T[z[y]]=y;b.innerHTML=E,r.insertBefore(b,e),t(b.children[T[x.size]],u),b.onclick=function(e){if(e=e||window.event,v=e.target||e.srcElement,"LI"===v.tagName&&!i(v,u)){var a=+v.innerHTML;for(M.options.size=a,x.items&&g.call(M),M.go(x.curr),d=0;3>d;d++)n(b.children[d],u);t(v,u)}}}x.info&&(M.meta||(M.meta=e.parentNode.appendChild(a("page-list page-meta","ul"))),o=a("page-text","li"),"function"==typeof x.info?o.innerHTML=x.info(x):x.items?o.innerHTML="共"+x.items+"条":o.innerHTML="共"+L+"页",M.info=M.meta.appendChild(o)),x.jump&&(M.meta||(M.meta=e.parentNode.appendChild(a("page-list page-meta","ul"))),c=a("page-text page-input","li"),c.innerHTML='到第<span class="mid-helper"></span><input type="text" class="mid-text page-position">页',m=a("page-btn","li"),m.innerHTML="<button>确定</button>",M.meta.appendChild(c),c.onkeydown=function(e){e=e||window.event,void 0===e.which&&(e.which=e.keyCode||e.button);var i=this.getElementsByTagName("input")[0],t=parseInt(i.value,10);isNaN(t)||13!==e.which||M.go(t)},M.jump=M.meta.appendChild(m),M.jump.onclick=function(){h=this.previousSibling.getElementsByTagName("input")[0].value,h=parseInt(h,10),isNaN(h)||""===h||M.go(h)}),e.onclick=function(e){w=x.curr,e=e||window.event,v=e.target||e.srcElement,"LI"===v.tagName&&(h=v.getAttribute("ui-page"),h&&"ellipsis"!==h&&(N[h]&&(f=N[h],h="function"==typeof f?f():f),w!==h&&M.go(+h)))},M.go(x.curr)};return m.prototype.go=function(e){function i(e){t(e,r),p.currPageElement=e}function a(t){t>h-m+1&&(t=h-m+2);var n,a,p,r=/\d+/,o=!0;for(s=0;g>s;s++)a=u[s],n=a.getAttribute("ui-page"),r.test(n)?(n!=t&&(a.innerHTML=t,a.setAttribute("ui-page",t)),t===e&&i(a),t++):"first"===n&&1===e||"last"===n&&e===h?i(a):"ellipsis"===n&&(o?(o=!1,p=e<=Math.ceil(f)?void 0:"",l(a,p)):(p=e>=Math.ceil(h-f)?void 0:"",l(a,p)))}var s,p=this,o=p.options,u=p.pageList.children,g=(p.ellipsis,u.length),m=o.max,f=m/2,h=o.pages,v=(u.first,u.last,o.prev);if(e=e>o.pages?o.pages:1>e?1:e,o.curr=e,p.currPageElement&&n(p.currPageElement,r),p.currPageElement=null,!p.onpagination||p.onpagination(e,o.size)!==!1){if(p.hasEllipsis){var d=e-(Math.ceil(f-1)-1);e<=Math.ceil(f)?d=2:e>=Math.ceil(h-f)&&(d=Math.floor(h-f)),a(d)}else i(u[e-(v?0:1)]);v&&(1==e?t:n)(u[0],c),o.next&&(e==h?t:n)(u[g-1],c),p.jump&&(p.jump.previousSibling.getElementsByTagName("input")[0].value=e),"function"==typeof o.info&&(p.info.innerHTML=o.info(o))}},function(e,i){return new m(e,i)}}(document);