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149 lines
19 KiB
JavaScript
149 lines
19 KiB
JavaScript
/*! Widget: scroller - updated 10/31/2015 (v2.24.0) */
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/*
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Copyright (C) 2011 T. Connell & Associates, Inc.
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Dual-licensed under the MIT and GPL licenses
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
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LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Resizable scroller widget for the jQuery tablesorter plugin
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Version 2.0 - modified by Rob Garrison 4/12/2013;
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updated 3/5/2015 (v2.22.2) with lots of help from TheSin-
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Requires jQuery v1.7+
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Requires the tablesorter plugin, v2.8+, available at http://mottie.github.com/tablesorter/docs/
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Usage:
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$(function() {
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$('table.tablesorter').tablesorter({
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widgets: ['zebra', 'scroller'],
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widgetOptions : {
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scroller_height : 300, // height of scroll window
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scroller_jumpToHeader : true, // header snap to browser top when scrolling the tbody
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scroller_upAfterSort : true, // scroll tbody to top after sorting
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scroller_fixedColumns : 0 // set number of fixed columns
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}
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});
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});
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Website: www.tconnell.com
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*/
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/*jshint browser:true, jquery:true, unused:false */
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!function(a,b){"use strict";var c=a.tablesorter,d=c.css;a.extend(c.css,{scrollerWrap:"tablesorter-scroller",scrollerHeader:"tablesorter-scroller-header",scrollerTable:"tablesorter-scroller-table",scrollerFooter:"tablesorter-scroller-footer",scrollerFixed:"tablesorter-scroller-fixed",scrollerFixedPanel:"tablesorter-scroller-fixed-panel",scrollerHasFix:"tablesorter-scroller-has-fixed-columns",scrollerHideColumn:"tablesorter-scroller-hidden-column",scrollerHideElement:"tablesorter-scroller-hidden",scrollerSpacerRow:"tablesorter-scroller-spacer",scrollerBarSpacer:"tablesorter-scroller-bar-spacer",scrollerAddedHeight:"tablesorter-scroller-added-height",scrollerHack:"tablesorter-scroller-scrollbar-hack",
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// class name on table cannot start with 'tablesorter-' or the
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// suffix 'scroller-rtl' will match as a theme name
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scrollerRtl:"ts-scroller-rtl"}),c.addWidget({id:"scroller",priority:60,// run after the filter widget
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options:{scroller_height:300,
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// pop table header into view while scrolling up the page
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scroller_jumpToHeader:!0,
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// scroll tbody to top after sorting
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scroller_upAfterSort:!0,
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// set number of fixed columns
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scroller_fixedColumns:0,
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// add hover highlighting to the fixed column (disable if it causes slowing)
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scroller_rowHighlight:"hover",
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// add a fixed column overlay for styling
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scroller_addFixedOverlay:!1,
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// In tablesorter v2.19.0 the scroll bar width is auto-detected
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// add a value here to override the auto-detected setting
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scroller_barWidth:null},format:function(a,b,d){b.isScrolling||
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// initialize here instead of in widget init to give the
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// filter widget time to finish building the filter row
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c.scroller.setup(b,d)},remove:function(a,b,d){c.scroller.remove(b,d)}}),/* Add window resizeEnd event (also used by columnSelector widget) */
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c.window_resize=function(){c.timer_resize&&clearTimeout(c.timer_resize),c.timer_resize=setTimeout(function(){a(b).trigger("resizeEnd")},250)},
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// Add extra scroller css
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a(function(){var b="<style>."+d.scrollerWrap+" { position: relative; overflow: hidden; }."+d.scrollerWrap+" * { box-sizing: border-box; }."+d.scrollerHeader+", ."+d.scrollerFooter+" { position: relative; overflow: hidden; }."+d.scrollerHeader+" table."+d.table+" { margin-bottom: 0; }."+d.scrollerTable+" { position: relative; overflow: auto; }."+d.scrollerTable+" table."+d.table+" { border-top: 0; margin-top: 0; margin-bottom: 0; overflow: hidden; }."+d.scrollerTable+" tfoot, ."+d.scrollerHideElement+", ."+d.scrollerHideColumn+" { display: none; }."+d.scrollerFixed+", ."+d.scrollerFixed+" ."+d.scrollerFixedPanel+" { pointer-events: none; }."+d.scrollerFixed+" > div { pointer-events: all; }."+d.scrollerWrap+" ."+d.scrollerFixed+" { position: absolute; top: 0; z-index: 1; left: 0 } ."+d.scrollerWrap+" ."+d.scrollerFixed+"."+d.scrollerRtl+" { left: auto; right: 0 } ."+d.scrollerWrap+"."+d.scrollerHasFix+" > ."+d.scrollerTable+" { overflow: auto; }."+d.scrollerFixed+" ."+d.scrollerFooter+" { position: absolute; bottom: 0; }."+d.scrollerFixed+" ."+d.scrollerTable+" { position: relative; left: 0; overflow: auto; -ms-overflow-style: none; }."+d.scrollerFixed+" ."+d.scrollerTable+"::-webkit-scrollbar { display: none; }."+d.scrollerWrap+" ."+d.scrollerFixedPanel+" { position: absolute; top: 0; bottom: 0; z-index: 2; left: 0; right: 0; } </style>";a(b).appendTo("body")}),c.scroller={
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// Ugh.. Firefox misbehaves, so it needs to be detected
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isFirefox:navigator.userAgent.toLowerCase().indexOf("firefox")>-1,
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// old IE needs a wrap to hide the fixed column scrollbar; http://stackoverflow.com/a/24408672/145346
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isOldIE:document.all&&!b.atob,isIE:document.all&&!b.atob||navigator.appVersion.indexOf("Trident/")>0,
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// http://stackoverflow.com/questions/7944460/detect-safari-browser - needed to position scrolling body
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// when the table is set up in RTL direction
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isSafari:navigator.userAgent.toLowerCase().indexOf("safari")>-1&&-1===navigator.userAgent.toLowerCase().indexOf("chrome"),hasScrollBar:function(a,b){return b?a.get(0).scrollWidth>a.width():a.get(0).scrollHeight>a.height()},setWidth:function(a,b){a.css({width:b,"min-width":b,"max-width":b})},
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// modified from http://davidwalsh.name/detect-scrollbar-width
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getBarWidth:function(){var b=a("<div>").css({position:"absolute",top:"-9999px",left:0,width:"100px",height:"100px",overflow:"scroll",visibility:"hidden"}).appendTo("body"),c=b[0],d=c.offsetWidth-c.clientWidth;return b.remove(),d},setup:function(e,f){var g,h,i,j,k,l,m,n,o,p=a(b),q=c.scroller,r=e.namespace+"tsscroller",s=a(),
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// c.namespace contains a unique tablesorter ID, per table
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t=e.namespace.slice(1)+"tsscroller",u=e.$table;
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// force config.widthFixed option - this helps maintain proper alignment across cloned tables
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e.widthFixed=!0,f.scroller_calcWidths=[],f.scroller_saved=[0,0],f.scroller_isBusy=!0,
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// set scrollbar width to one of the following (1) explicitly set scroller_barWidth option,
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// (2) detected scrollbar width or (3) fallback of 15px
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null!==f.scroller_barWidth?f.scroller_barSetWidth=f.scroller_barWidth:(o=q.getBarWidth(),f.scroller_barSetWidth=null!==o?o:15),g=f.scroller_height||300,i=a('<table class="'+u.attr("class")+'" cellpadding=0 cellspacing=0>'+u.children("thead")[0].outerHTML+"</table>"),f.scroller_$header=i.addClass(e.namespace.slice(1)+"_extra_table"),j=u.children("tfoot"),j.length&&(s=a('<table class="'+u.attr("class")+'" cellpadding=0 cellspacing=0 style="margin-top:0"></table>').addClass(e.namespace.slice(1)+"_extra_table").append(j.clone(!0)).wrap('<div class="'+d.scrollerFooter+'"/>'),l=s.children("tfoot").eq(0).children("tr").children()),f.scroller_$footer=s,u.wrap('<div id="'+t+'" class="'+d.scrollerWrap+'" />').before(i).find("."+d.filterRow).addClass(d.filterRowHide),f.scroller_$container=u.parent(),s.length&&u.after(s.parent()),k=i.wrap('<div class="'+d.scrollerHeader+'" />').find("."+d.header),u.wrap('<div class="'+d.scrollerTable+'" style="max-height:'+g+'px;" />'),m=u.parent(),c.bindEvents(e.table,k),u.hasClass("hasFilters")&&c.filter.bindSearch(u,i.find("."+d.filter)),u.find("thead").addClass(d.scrollerHideElement),h=m.parent().height(),m.off("scroll"+r).on("scroll"+r,function(){if(f.scroller_jumpToHeader){var b=p.scrollTop()-i.offset().top;0!==a(this).scrollTop()&&h>b&&b>0&&p.scrollTop(i.offset().top)}i.parent().add(s.parent()).scrollLeft(a(this).scrollLeft())}),n=((c.hasWidget(e.table,"filter")?"filterEnd":"tablesorter-initialized updateComplete")+" sortEnd pagerComplete columnUpdate ").split(" ").join(r+" "),u.off(r).on("sortEnd filterEnd".split(" ").join(r+" "),function(a){"sortEnd"===a.type&&f.scroller_upAfterSort?m.animate({scrollTop:0},"fast"):f.scroller_fixedColumns&&setTimeout(function(){m.scrollTop(f.scroller_saved[1]).scrollLeft(f.scroller_saved[0]),q.updateFixed(e,f)},0)}).on("setFixedColumnSize"+r,function(a,b){var c=f.scroller_$container;"undefined"==typeof b||isNaN(b)||(f.scroller_fixedColumns=parseInt(b,10)),q.removeFixed(e,f),b=f.scroller_fixedColumns,b>0&&b<e.columns-1?q.updateFixed(e,f):c.hasClass(d.scrollerHasFix)&&(c.removeClass(d.scrollerHasFix),q.resize(e,f))}).on(n,function(a){c.hasWidget("pager")&&"updateComplete"===a.type||(f.scroller_fixedColumns>0&&q.updateFixed(e,f),q.resize(e,f))}),p.off("resize resizeEnd ".split(" ").join(r+" ")).on("resize"+r,c.window_resize).on("resizeEnd"+r,function(){p.off("resize"+r,c.window_resize),q.resize(e,f),p.on("resize"+r,c.window_resize),m.trigger("scroll"+r)}),e.isScrolling=!0,q.updateFixed(e,f),e.table.hasInitialized&&e.isScrolling&&setTimeout(function(){c.scroller.resize(e,f)},50)},resize:function(e,f){if(!f.scroller_isBusy){var g,h,i,j,k,l,m=c.scroller,n=f.scroller_$container,o=e.$table,p=o.parent(),q=f.scroller_$header,r=f.scroller_$footer,s=e.namespace.slice(1)+"tsscroller",
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// Hide other scrollers so we can resize
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t=a("div."+d.scrollerWrap+'[id!="'+s+'"]').addClass(d.scrollerHideElement),u='<tr class="'+d.scrollerSpacerRow+" "+e.selectorRemove.slice(1)+'">';for(f.scroller_calcWidths=[],
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// Remove fixed so we get proper widths and heights
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m.removeFixed(e,f),n.find("."+d.scrollerSpacerRow).remove(),
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// remove ts added colgroups
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n.find("."+c.css.colgroup).remove(),
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// show original table elements to get proper alignment
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o.find("."+d.scrollerHideElement).removeClass(d.scrollerHideElement),h=parseInt(o.css("border-left-width"),10),j=e.$headerIndexed,g=0;g<e.columns;g++)k=j[g],i="border-box"===k.css("box-sizing")?k.outerWidth():"collapse"===k.css("border-collapse")?k.length&&b.getComputedStyle?parseFloat(b.getComputedStyle(k[0],null).width):k.outerWidth()-parseFloat(k.css("padding-left"))-parseFloat(k.css("padding-right"))-(parseFloat(k.css("border-width"))||0):k.width(),u+='<td data-column="'+g+'" style="padding:0;margin:0;border:0;height:0;max-height:0;min-height:0;width:'+i+"px;min-width:"+i+"px;max-width:"+i+'px"></td>',f.scroller_calcWidths[g]=i;u+="</tr>",e.$tbodies.eq(0).prepend(u),// tbody
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q.children("thead").append(u),r.children("tfoot").append(u),
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// include colgroup or alignment is off
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c.fixColumnWidth(e.table),u=e.$table.children("colgroup")[0].outerHTML,q.prepend(u),r.prepend(u),l=p.parent().innerWidth()-(m.hasScrollBar(p)?f.scroller_barSetWidth:0),p.width(l),l=(m.hasScrollBar(p)?f.scroller_barSetWidth:0)+h,i=p.innerWidth()-l,q.parent().add(r.parent()).width(i),p.width(i+l),
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// hide original table thead
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o.children("thead").addClass(d.scrollerHideElement),
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// update fixed column sizes
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m.updateFixed(e,f),t.removeClass(d.scrollerHideElement),
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// restore scrollTop - fixes #926
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p.scrollTop(f.scroller_saved[1]),f.scroller_$container.find("."+d.scrollerFixed).find("."+d.scrollerTable).scrollTop(f.scroller_saved[1]),
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// update resizable widget handles
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setTimeout(function(){e.$table.trigger("resizableUpdate")},100)}},
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// Add fixed (frozen) columns (Do not call directly, use updateFixed)
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setupFixed:function(a,b){var e,f,g,h,i,j,k,l=a.$table,m=b.scroller_$container,n=b.scroller_fixedColumns;for(j=m.addClass(d.scrollerHasFix).clone().addClass(d.scrollerFixed).removeClass(d.scrollerWrap).attr("id",""),b.scroller_addFixedOverlay&&j.append('<div class="'+d.scrollerFixedPanel+'">'),k=j.find("."+d.scrollerTable),k.children("table").addClass(a.namespace.slice(1)+"_extra_table").attr("id","").children("thead, tfoot").remove(),b.scroller_$fixedColumns=j,l.hasClass(d.scrollerRtl)&&j.addClass(d.scrollerRtl),g=j.find("tr"),h=g.length,e=0;h>e;e++)g.eq(e).children(":gt("+(n-1)+")").remove();
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// look for filter widget
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if(j.addClass(d.scrollerHideElement).prependTo(m),a.$table.hasClass("hasFilters"))for(g=j.find("."+d.filter).not("."+d.filterDisabled).prop("disabled",!1),c.filter.bindSearch(l,j.find("."+d.filter)),g=m.children("."+d.scrollerHeader).find("."+d.filter),h=g.length,e=0;h>e;e++)
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// previously disabled filter; don't mess with it! filterDisabled class added by filter widget
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g.eq(e).hasClass(d.filterDisabled||"disabled")||
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// disable filters behind fixed column; don't disable visible filters
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g.eq(e).prop("disabled",n>e);for(
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// disable/enable tab indexes behind fixed column
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a.$table.add("."+d.scrollerFooter+" table").children("thead").children("tr."+d.headerRow).children().attr("tabindex",-1),g=b.scroller_$header.add(j.find("."+d.scrollerTable+" table")).children("thead").children("tr."+d.headerRow),h=g.length,e=0;h>e;e++)for(i=g.eq(e).children(),f=0;f<i.length;f++)i.eq(f).attr("tabindex",n>f?-1:0);c.bindEvents(a.table,j.find("."+d.header)),c.scroller.bindFixedColumnEvents(a,b),/*** Scrollbar hack! Since we can't hide the scrollbar with css ***/
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(c.scroller.isFirefox||c.scroller.isOldIE)&&k.wrap('<div class="'+d.scrollerHack+'" style="overflow:hidden;">')},bindFixedColumnEvents:function(b,e){
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// update thead & tbody in fixed column
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var f=c.scroller,g=b.namespace+"tsscrollerFixed",h="scroll"+g,i=e.scroller_$fixedColumns.find("."+d.scrollerTable),j=!0,k=!0;b.$table.parent().off(h).on(h,function(){if(!e.scroller_isBusy&&!e.scroller_isBusy&&(j||!f.isFirefox&&!f.isIE)){k=!1;var b=a(this);i[0].scrollTop=e.scroller_saved[1]=b.scrollTop(),e.scroller_saved[0]=b.scrollLeft(),setTimeout(function(){k=!0},20)}}),
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// scroll main along with fixed column
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i.off(h).on(h,function(){
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// using flags to prevent firing the scroll event excessively leading to slow scrolling in Firefox
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if(!e.scroller_isBusy&&(k||!f.isFirefox&&!f.isIE)){j=!1;var c=a(this);b.$table.parent()[0].scrollTop=e.scroller_saved[1]=c.scrollTop(),setTimeout(function(){j=!0},20)}}).scroll(),
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// *** ROW HIGHLIGHT ***
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""!==e.scroller_rowHighlight&&(h="mouseover mouseleave ".split(" ").join(g+" "),b.$table.off(h,"tbody > tr").on(h,"tbody > tr",function(a){var c=b.$table.children("tbody").children("tr").index(this);i.children("table").children("tbody").children("tr").eq(c).add(this).toggleClass(e.scroller_rowHighlight,"mouseover"===a.type)}),i.find("table").off(h,"tbody > tr").on(h,"tbody > tr",function(a){var c=i.children("table").children("tbody").children("tr"),d=c.index(this);b.$table.children("tbody").children("tr").eq(d).add(this).toggleClass(e.scroller_rowHighlight,"mouseover"===a.type)}))},adjustWidth:function(a,b,e,f,g){var h=b.scroller_$container;
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// RTL support (fixes column on right)
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h.children("."+d.scrollerTable).css(g?"right":"left",e),h.children("."+d.scrollerHeader+", ."+d.scrollerFooter).css(g?"right":"left",e+(g&&c.scroller.isSafari?f:0))},updateFixed:function(b,e){var f,g,h=e.scroller_$container,i=e.scroller_$header,j=e.scroller_$footer,k=b.$table,l=k.parent(),m=e.scroller_barSetWidth,n=k.hasClass(d.scrollerRtl);if(0===e.scroller_fixedColumns)return e.scroller_isBusy=!1,c.scroller.removeFixed(b,e),f=h.width(),l.width(f),g=c.scroller.hasScrollBar(l)?m:0,void i.parent().add(j.parent()).width(f-g);if(b.isScrolling){e.scroller_isBusy=!0,
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// Make sure the wo.scroller_$fixedColumns container exists, if not build it
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h.find("."+d.scrollerFixed).length||c.scroller.setupFixed(b,e);
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// scroller_fixedColumns
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var o,p,q,r,s,t,u,
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// source cells for measurement
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v=e.scroller_$container.children("."+d.scrollerTable).children("table").children("tbody"),
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// variable gets redefined
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w=e.scroller_$header.children("thead").children("."+d.headerRow),
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// hide fixed column during resize, or we get a FOUC
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x=e.scroller_$fixedColumns.addClass(d.scrollerHideElement),
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// target cells
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y=x.find("."+d.scrollerTable).children("table"),z=y.children("tbody"),
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// variables
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A=c.scroller,B=e.scroller_fixedColumns,
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// get dimensions
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C=k.find("tbody td"),D=parseInt(C.css("border-right-width"),10)||1,E=parseInt((C.css("border-spacing")||"").split(/\s/)[0],10)/2||0,F=parseInt(k.css("padding-left"),10)+parseInt(k.css("padding-right"),10)-D,G=e.scroller_calcWidths;
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// calculate fixed column width
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for(c.scroller.removeFixed(b,e,!1),o=0;B>o;o++)F+=G[o]+E;
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// update fixed column tbody content, set cell widths on hidden row
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for(F=F+2*D-E,A.setWidth(x.add(x.children()),F),A.setWidth(x.children().children("table"),F),p=0;p<b.$tbodies.length;p++)if(r=v.eq(p),r.length){
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// update tbody cells after sort/filtering
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for(w=r.children(),u=w.length,t=c.processTbody(y,z.eq(p),!0),t.empty(),q=0;u>q;q++)s=a(w[q].outerHTML),s.children("td, th").slice(B).remove(),t.append(s);
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// restore tbody
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c.processTbody(y,t,!1)}for(g=c.scroller.hasScrollBar(l)?m:0,(A.isFirefox||A.isOldIE)&&y.css("width",F).parent().css("width",F+g),x.removeClass(d.scrollerHideElement),o=0;B>o;o++)h.children("div").children("table").find("th:nth-child("+(o+1)+"), td:nth-child("+(o+1)+")").addClass(d.scrollerHideColumn);F-=D,f=l.parent().innerWidth()-F,l.width(f),
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// RTL support (fixes column on right)
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h.children("."+d.scrollerTable).css(n?"right":"left",F),h.children("."+d.scrollerHeader+", ."+d.scrollerFooter).css(n?"right":"left",F+(n&&c.scroller.isSafari?g:0)),i.parent().add(j.parent()).width(f-g),
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// fix gap under the tbody for the horizontal scrollbar
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f=c.scroller.hasScrollBar(l,!0),g=f?m:0,!x.find("."+d.scrollerBarSpacer).length&&f?(C=a('<div class="'+d.scrollerBarSpacer+'">').css("height",g+"px"),x.find("."+d.scrollerTable).append(C)):f||x.find("."+d.scrollerBarSpacer).remove(),c.scroller.updateRowHeight(b,e),
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// set fixed column height (changes with filtering)
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x.height(h.height()),x.removeClass(d.scrollerHideElement),e.scroller_isBusy=!1}},fixHeight:function(a,b){var c,e,f,g,h,i=d.scrollerAddedHeight,j=a.length;for(c=0;j>c;c++)g=a.eq(c),h=b.eq(c),e=g.height(),f=h.height(),e>f?h.addClass(i).height(e):f>e&&g.addClass(i).height(f)},updateRowHeight:function(a,b){var e,f,g=b.scroller_$fixedColumns;b.scroller_$container.find("."+d.scrollerAddedHeight).removeClass(d.scrollerAddedHeight).height(""),e=b.scroller_$header.children("thead").children("tr"),f=g.children("."+d.scrollerHeader).children("table").children("thead").children("tr"),c.scroller.fixHeight(e,f),e=b.scroller_$footer.children("tfoot").children("tr"),f=g.children("."+d.scrollerFooter).children("table").children("tfoot").children("tr"),c.scroller.fixHeight(e,f),(c.scroller.isFirefox||c.scroller.isOldIE)&&(g=g.find("."+d.scrollerHack)),e=a.$table.children("tbody").children("tr"),f=g.children("."+d.scrollerTable).children("table").children("tbody").children("tr"),c.scroller.fixHeight(e,f)},removeFixed:function(a,b,c){var e=a.$table,f=b.scroller_$container,g=e.hasClass(d.scrollerRtl);
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// remove fixed columns
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(c||"undefined"==typeof c)&&f.find("."+d.scrollerFixed).remove(),f.find("."+d.scrollerHideColumn).removeClass(d.scrollerHideColumn),
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// RTL support ( fixes column on right )
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f.children(":not(."+d.scrollerFixed+")").css(g?"right":"left",0)},remove:function(c,e){var f=e.scroller_$container,g=c.namespace+"tsscroller";c.$table.off(g),a(b).off(g),f&&(c.$table.insertBefore(f).find("thead").removeClass(d.scrollerHideElement).children("tr."+d.headerRow).children().attr("tabindex",0).end().find("."+d.filterRow).removeClass(d.scrollerHideElement+" "+d.filterRowHide),c.$table.find("."+d.filter).not("."+d.filterDisabled).prop("disabled",!1),f.remove(),c.isScrolling=!1)}}}(jQuery,window); |