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2 lines
3.0 KiB
JavaScript
2 lines
3.0 KiB
JavaScript
2 years ago
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/** layui-v1.0.9_rls MIT License By http://www.layui.com */
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;layui.define("jquery",function(e){"use strict";var o=layui.jquery,a=layui.hint(),r="layui-tree-enter",i=function(e){this.options=e},t={arrow:["",""],checkbox:["",""],radio:["",""],branch:["",""],leaf:""};i.prototype.init=function(e){var o=this;e.addClass("layui-box layui-tree"),o.options.skin&&e.addClass("layui-tree-skin-"+o.options.skin),o.tree(e),o.on(e)},i.prototype.tree=function(e,a){var r=this,i=r.options,n=a||i.nodes;layui.each(n,function(a,n){var l=n.children&&n.children.length>0,c=o('<ul class="'+(n.spread?"layui-show":"")+'"></ul>'),s=o(["<li "+(n.spread?'data-spread="'+n.spread+'"':"")+">",function(){return l?'<i class="layui-icon layui-tree-spread">'+(n.spread?t.arrow[1]:t.arrow[0])+"</i>":""}(),function(){return i.check?'<i class="layui-icon layui-tree-check">'+("checkbox"===i.check?t.checkbox[0]:"radio"===i.check?t.radio[0]:"")+"</i>":""}(),function(){return'<a href="'+(n.href||"javascript:;")+'" '+(i.target&&n.href?'target="'+i.target+'"':"")+">"+('<i class="layui-icon layui-tree-'+(l?"branch":"leaf")+'">'+(l?n.spread?t.branch[1]:t.branch[0]:t.leaf)+"</i>")+("<cite>"+(n.name||"未命名")+"</cite></a>")}(),"</li>"].join(""));l&&(s.append(c),r.tree(c,n.children)),e.append(s),"function"==typeof i.click&&r.click(s,n),r.spread(s,n),i.drag&&r.drag(s,n)})},i.prototype.click=function(e,o){var a=this,r=a.options;e.children("a").on("click",function(e){layui.stope(e),r.click(o)})},i.prototype.spread=function(e,o){var a=this,r=(a.options,e.children(".layui-tree-spread")),i=e.children("ul"),n=e.children("a"),l=function(){e.data("spread")?(e.data("spread",null),i.removeClass("layui-show"),r.html(t.arrow[0]),n.find(".layui-icon").html(t.branch[0])):(e.data("spread",!0),i.addClass("layui-show"),r.html(t.arrow[1]),n.find(".layui-icon").html(t.branch[1]))};i[0]&&(r.on("click",l),n.on("dblclick",l))},i.prototype.on=function(e){var a=this,i=a.options,t="layui-tree-drag";e.find("i").on("selectstart",function(e){return!1}),i.drag&&o(document).on("mousemove",function(e){var r=a.move;if(r.from){var i=(r.to,o('<div class="layui-box '+t+'"></div>'));e.preventDefault(),o("."+t)[0]||o("body").append(i);var n=o("."+t)[0]?o("."+t):i;n.addClass("layui-show").html(r.from.elem.children("a").html()),n.css({left:e.pageX+10,top:e.pageY+10})}}).on("mouseup",function(){var e=a.move;e.from&&(e.from.elem.children("a").removeClass(r),e.to&&e.to.elem.children("a").removeClass(r),a.move={},o("."+t).remove())})},i.prototype.move={},i.prototype.drag=function(e,a){var i=this,t=(i.options,e.children("a")),n=function(){var t=o(this),n=i.move;n.from&&(n.to={item:a,elem:e},t.addClass(r))};t.on("mousedown",function(){var o=i.move;o.from={item:a,elem:e}}),t.on("mouseenter",n).on("mousemove",n).on("mouseleave",function(){var e=o(this),a=i.move;a.from&&(delete a.to,e.removeClass(r))})},e("tree",function(e){var r=new i(e=e||{}),t=o(e.elem);return t[0]?void r.init(t):a.error("layui.tree 没有找到"+e.elem+"元素")})});
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