@progress/kendo-ui/umd/kendo.splitter.min.js

This package is part of the [Kendo UI for jQuery](http://www.telerik.com/kendo-ui) suite.

/* @license */
(function(e,t){typeof exports==`object`&&typeof module<`u`?t(exports,require(`kendo.resizable.min.js`),require(`kendo.icons.min.js`)):typeof define==`function`&&define.amd?define([`exports`,`kendo.resizable.min`,`kendo.icons.min`],t):(e=typeof globalThis<`u`?globalThis:e||self,t((e.kendo=e.kendo||{},e.kendo._globals=e.kendo._globals||{},e.kendo._globals.Splitter={}),e.kendo._globals.Resizable,e.kendo._globals.Icons))})(this,function(e,t,n){Object.defineProperties(e,{__esModule:{value:!0},[Symbol.toStringTag]:{value:`Module`}});let r={id:`splitter`,name:`Splitter`,category:`web`,description:`The Splitter widget provides an easy way to create a dynamic layout of resizable and collapsible panes.`,depends:[`resizable`,`icons`]};(function(e,t){var n=window.kendo,r=n.ui,i=n.keys,a=e.extend,o=r.Widget,s=/^\d+(\.\d+)?px$/i,c=/^\d+(\.\d+)?%$/i,l=`.kendoSplitter`,u=`expand`,d=`collapse`,f=`contentLoad`,p=`error`,m=`resize`,h=`resizing`,g=`layoutChange`,_=`horizontal`,v=`vertical`,y=`mouseenter`,b=`click`,x=`pane`,S=`mouseleave`,C=`k-focus`,w=`k-`+x,T=`.`+w,E=`k-scrollable`,D=`tabindex`,O=`aria-valuemin`,k=`aria-valuemax`,A=`aria-valuenow`,j=`aria-controls`,M=`aria-label`,N=`aria-labelledby`,P=`aria-orientation`,F=`k-pane-static`,I=`k-splitter`,L=`k-splitbar`,ee=`k-splitter-flex`,R=`flex-basis`,_=`horizontal`,v=`vertical`,z=`k-hidden`,B=2**53-1,w=`k-pane`,V=`k-pane-flex`,b=`click`,m=`resize`,H=`px`;function U(e){return c.test(e)}function W(e){return s.test(e)||/^\d+$/.test(e)}function G(e){return!U(e)&&!W(e)}function K(e,t){var n=parseInt(e,10);return U(e)&&(n=Math.floor(n*t/100)),n}function q(e,t){return function(n,r){var i=this.element.find(n).data(x);if(arguments.length==1)return i[e];((this.options.panes||[]).find(e=>e.uid==i.uid)||{})[e]=r,i[e]=r,i.isFluid=G(i.size),t&&this.element.data(`kendo`+this.options.name).resize(!0)}}var J=o.extend({init:function(e,t){var r=this,a;o.fn.init.call(r,e,t),r.wrapper=r.element,r.options.orientation&&(a=r.options.orientation.toLowerCase()!=v),r.orientation=a?_:v,r._dimension=a?`width`:`height`,r._keys={decrease:a?i.LEFT:i.UP,increase:a?i.RIGHT:i.DOWN},r._resizeStep=10,r._marker=n.guid().substring(0,8),r.element.addClass(`${I} ${ee} ${I}-${r.orientation}`),r.element.closest(w).removeClass(F).addClass(V),r._initPanes(),r.resizing=new $(r),r.element.triggerHandler(`init`+l)},events:[u,d,f,p,m,h,g],_addOverlays:function(){this._panes().append(`<div class='k-splitter-overlay k-overlay' />`)},_removeOverlays:function(){this._panes().children(`.k-splitter-overlay`).remove()},_attachEvents:function(){var t=this,n=t.options.orientation;t.element.children(`.k-splitbar-draggable-`+n).on(`keydown`+l,t._keydown.bind(t)).on(`mousedown`+l,function(e){e.currentTarget.focus({preventScroll:!0})}).on(`focus`+l,function(t){e(t.currentTarget).addClass(C)}).on(`blur`+l,function(n){e(n.currentTarget).removeClass(C),t.resizing&&t.resizing.end()}).on(y+l,function(){e(this).addClass(`k-splitbar-`+t.orientation+`-hover`)}).on(S+l,function(){e(this).removeClass(`k-splitbar-`+t.orientation+`-hover`)}).on(`mousedown`+l,t._addOverlays.bind(t)).end().children(`.k-splitbar`).on(`dblclick`+l,t._togglePane.bind(t)).children(`.k-collapse-next, .k-collapse-prev`).on(b+l,t._arrowClick(d)).end().children(`.k-expand-next, .k-expand-prev`).on(b+l,t._arrowClick(u)).end().end(),e(window).on(`resize`+l+t._marker,t.resize.bind(t,!1)),e(document).on(`mouseup`+l+t._marker,t._removeOverlays.bind(t))},_detachEvents:function(){var t=this;t.element.children(`.k-splitbar-draggable-`+t.orientation).off(l).end().children(`.k-splitbar`).off(`dblclick`+l).children(`.k-collapse-next, .k-collapse-prev, .k-expand-next, .k-expand-prev`).off(l),e(window).off(l+t._marker),e(document).off(l+t._marker)},options:{name:`Splitter`,clickMoveClick:!0,orientation:_,panes:[]},destroy:function(){o.fn.destroy.call(this),this._detachEvents(),this.resizing&&this.resizing.destroy(),n.destroy(this.element),this.wrapper=this.element=null},_keydown:function(t){var n=this,r=t.keyCode,a=n.resizing,o=e(t.currentTarget),s=n._keys,c=r===s.increase,l=r===s.decrease,f;c||l?(t.ctrlKey?(f=o[l?`next`:`prev`](),a&&a.isResizing()&&a.end(),f[n._dimension]()?n._triggerAction(d,o[l?`prev`:`next`]()):n._triggerAction(u,f)):a&&a.move((l?-1:1)*n._resizeStep,o),t.preventDefault()):r===i.HOME?(f=o.prev(),n.collapse(f),t.preventDefault()):r===i.END?(f=o.prev(),n.expand(f),t.preventDefault()):r===i.ENTER&&a&&(a.end(),t.preventDefault(),n._togglePane(t))},_initPanes:function(){var t=this.options.panes||[],n=this;this.element.children().each(function(r,i){i.nodeName.toLowerCase()!=`script`&&(t[r]=e.extend(n._getDefaultPaneConfig(),t[r],{order:r*2}),t[r].isFluid=G(t[r].size),i.style.order=r*2,n._initPane(i,t[r]))}),this.resize()},_getDefaultPaneConfig:function(){return{scrollable:!0,resizable:!0,size:`auto`,uid:n.guid()}},_updatePaneOrderStyles:function(t){e(t||this.element).children().each(function(e,t){if(t.nodeName.toLowerCase()!=`script`){let 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n=t.data(x),r=n.collapsed&&e==u||!n.collapsed&&e==d;n.collapsible&&(r&&!this.trigger(e,{pane:t[0]})&&this[e](t[0]),this.resizing.stop(),this.resizing.end())},_togglePane:function(t){var n=this,r=e(t.target),i;r.closest(`.k-splitter`)[0]==n.element[0]&&(i=r.children(`span:not(.k-resize-handle)`),i.length===1&&(i.is(`.k-collapse-prev`)?n._triggerAction(d,r.prev()):i.is(`.k-collapse-next`)?n._triggerAction(d,r.next()):i.is(`.k-expand-prev`)?n._triggerAction(u,r.prev()):i.is(`.k-expand-next`)&&n._triggerAction(u,r.next()),n.resizing?.end()))},_arrowClick:function(t){var n=this;return function(r){var i=e(r.currentTarget),a;i.closest(`.k-splitter`)[0]==n.element[0]&&(a=i.is(`.k-`+t+`-prev`)?i.parent().prev():i.parent().next(),n._triggerAction(t,a))}},_updatePaneOrders:function(){this._getPaneElements().forEach((t,n)=>{var r=e(t).data(x);r&&(r.order=n*2,t.style.order=n*2)})},_updateSplitBar:function(e,t,i,a){var o=function(e,t,n){var i=t?r.icon({icon:t,size:`xsmall`}):``;return n?`<span 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r=this,i;e=r.element.find(e),i=e.data(x),!(!n&&i?.collapsible!==!0)&&(arguments.length==1&&(n=i.collapsed===t?!1:i.collapsed),i.collapsed=!n,e.toggleClass(z,i.collapsed&&!i.collapsedSize),e.css(`overflow`,i.collapsed&&!i.collapsedSize?`hidden`:`auto`),r.resize(!0))},collapse:function(e){this.toggle(e,!1)},expand:function(e){this.toggle(e,!0)},_addPane:function(e,t,n){let r=this;return n.length&&(r.options.panes.splice(t,0,e),r._initPane(n,e),r._removeSplitBars(),r._updatePaneOrders(),r.resize(!0)),n},append:function(t){t||={};var n=this,r=e(`<div />`).appendTo(n.element);return n._addPane(t,n.options.panes.length,r)},insertBefore:function(t,n){n=e(n),t||={};var r=this,i=r.wrapper.children(`.k-pane`).index(n),a=e(`<div />`).insertBefore(e(n));return r._addPane(t,i,a)},insertAfter:function(t,n){n=e(n),t||={};var r=this,i=r.wrapper.children(`.k-pane`).index(n),a=e(`<div />`).insertAfter(e(n));return r._addPane(t,i+1,a)},remove:function(t){var r=this;return 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