opkpm/public/static/plug/iconpicker/assets/layui/lay/modules/tree.js

/** layui-v2.4.1 MIT License By https://www.layui.com */
;layui.define("jquery", function (e) {
    "use strict";
    var o = layui.$, a = layui.hint(), i = "layui-tree-enter", r = function (e) {
        this.options = e
    }, t = {
        arrow: ["", ""],
        checkbox: ["", ""],
        radio: ["", ""],
        branch: ["", ""],
        leaf: ""
    };
    r.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)
    }, r.prototype.tree = function (e, a) {
        var i = this, r = i.options, n = a || r.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 r.check ? '<i class="layui-icon layui-tree-check">' + ("checkbox" === r.check ? t.checkbox[0] : "radio" === r.check ? t.radio[0] : "") + "</i>" : ""
                }(), function () {
                    return '<a href="' + (n.href || "javascript:;") + '" ' + (r.target && n.href ? 'target="' + r.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), i.tree(c, n.children)), e.append(s), "function" == typeof r.click && i.click(s, n), i.spread(s, n), r.drag && i.drag(s, n)
        })
    }, r.prototype.click = function (e, o) {
        var a = this, i = a.options;
        e.children("a").on("click", function (e) {
            layui.stope(e), i.click(o)
        })
    }, r.prototype.spread = function (e, o) {
        var a = this, i = (a.options, e.children(".layui-tree-spread")), r = e.children("ul"), n = e.children("a"),
            l = function () {
                e.data("spread") ? (e.data("spread", null), r.removeClass("layui-show"), i.html(t.arrow[0]), n.find(".layui-icon").html(t.branch[0])) : (e.data("spread", !0), r.addClass("layui-show"), i.html(t.arrow[1]), n.find(".layui-icon").html(t.branch[1]))
            };
        r[0] && (i.on("click", l), n.on("dblclick", l))
    }, r.prototype.on = function (e) {
        var a = this, r = a.options, t = "layui-tree-drag";
        e.find("i").on("selectstart", function (e) {
            return !1
        }), r.drag && o(document).on("mousemove", function (e) {
            var i = a.move;
            if (i.from) {
                var r = (i.to, o('<div class="layui-box ' + t + '"></div>'));
                e.preventDefault(), o("." + t)[0] || o("body").append(r);
                var n = o("." + t)[0] ? o("." + t) : r;
                n.addClass("layui-show").html(i.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(i), e.to && e.to.elem.children("a").removeClass(i), a.move = {}, o("." + t).remove())
        })
    }, r.prototype.move = {}, r.prototype.drag = function (e, a) {
        var r = this, t = (r.options, e.children("a")), n = function () {
            var t = o(this), n = r.move;
            n.from && (n.to = {item: a, elem: e}, t.addClass(i))
        };
        t.on("mousedown", function () {
            var o = r.move;
            o.from = {item: a, elem: e}
        }), t.on("mouseenter", n).on("mousemove", n).on("mouseleave", function () {
            var e = o(this), a = r.move;
            a.from && (delete a.to, e.removeClass(i))
        })
    }, e("tree", function (e) {
        var i = new r(e = e || {}), t = o(e.elem);
        return t[0] ? void i.init(t) : a.error("layui.tree 没有找到" + e.elem + "元素")
    })
});