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							216 lines
						
					
					
						
							7.9 KiB
						
					
					
				
			
		
		
	
	
							216 lines
						
					
					
						
							7.9 KiB
						
					
					
				layui.define(['layer', 'table'], function (exports) {
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    var $ = layui.jquery;
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    var layer = layui.layer;
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    var table = layui.table;
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    var treetable = {
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        // 渲染树形表格
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        render: function (param) {
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            // 检查参数
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            if (!treetable.checkParam(param)) {
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                return;
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            }
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            // 获取数据
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            if (param.data) {
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                treetable.init(param, param.data);
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            } else {
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                // $.getJSON(param.url, param.where, function (res) {
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                //     treetable.init(param, res.data);
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                // });
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                $.ajax({
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                    url: param.url,
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                    type: param.method || 'get',
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                    data: param.where,
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                    headers: param.headers || {},
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                    dataType: "json",
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                    success: function (res) {
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                        treetable.init(param, res.data);
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                    }
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                })
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            }
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        },
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        // 渲染表格
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        init: function (param, data) {
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            var mData = [];
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            var doneCallback = param.done;
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            var tNodes = data;
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            // 补上id和pid字段
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            for (var i = 0; i < tNodes.length; i++) {
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                var tt = tNodes[i];
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                if (!tt.id) {
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                    if (!param.treeIdName) {
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                        layer.msg('参数treeIdName不能为空', {icon: 5});
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                        return;
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                    }
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                    tt.id = tt[param.treeIdName];
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                }
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                if (!tt.pid) {
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                    if (!param.treePidName) {
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                        layer.msg('参数treePidName不能为空', {icon: 5});
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                        return;
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                    }
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                    tt.pid = tt[param.treePidName];
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                }
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            }
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            // 对数据进行排序
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            var sort = function (s_pid, data) {
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                for (var i = 0; i < data.length; i++) {
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                    if (data[i].pid == s_pid) {
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                        var len = mData.length;
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                        if (len > 0 && mData[len - 1].id == s_pid) {
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                            mData[len - 1].isParent = true;
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                        }
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                        mData.push(data[i]);
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                        sort(data[i].id, data);
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                    }
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                }
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            };
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            sort(param.treeSpid, tNodes);
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            // 重写参数
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            param.url = undefined;
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            param.data = mData;
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            param.page = {
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                count: param.data.length,
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                limit: param.data.length
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            };
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            param.cols[0][param.treeColIndex].templet = function (d) {
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                var mId = d.id;
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                var mPid = d.pid;
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                var isDir = d.isParent;
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                var emptyNum = treetable.getEmptyNum(mPid, mData);
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                var iconHtml = '';
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                for (var i = 0; i < emptyNum; i++) {
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                    iconHtml += '<span class="treeTable-empty"></span>';
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                }
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                if (isDir) {
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                    iconHtml += '<i class="layui-icon layui-icon-triangle-d"></i> <i class="layui-icon layui-icon-layer"></i>';
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                } else {
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                    iconHtml += '<i class="layui-icon layui-icon-file"></i>';
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                }
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                iconHtml += '  ';
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                var ttype = isDir ? 'dir' : 'file';
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                var vg = '<span class="treeTable-icon open" lay-tid="' + mId + '" lay-tpid="' + mPid + '" lay-ttype="' + ttype + '">';
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                return vg + iconHtml + d[param.cols[0][param.treeColIndex].field] + '</span>'
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            };
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            param.done = function (res, curr, count) {
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                $(param.elem).next().addClass('treeTable');
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                $('.treeTable .layui-table-page').css('display', 'none');
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                $(param.elem).next().attr('treeLinkage', param.treeLinkage);
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                // 绑定事件换成对body绑定
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                /*$('.treeTable .treeTable-icon').click(function () {
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                    treetable.toggleRows($(this), param.treeLinkage);
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                });*/
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                if (param.treeDefaultClose) {
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                    treetable.foldAll(param.elem);
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                }
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                if (doneCallback) {
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                    doneCallback(res, curr, count);
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                }
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            };
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            // 渲染表格
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            table.render(param);
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        },
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        // 计算缩进的数量
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        getEmptyNum: function (pid, data) {
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            var num = 0;
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            if (!pid) {
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                return num;
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            }
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            var tPid;
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            for (var i = 0; i < data.length; i++) {
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                if (pid == data[i].id) {
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                    num += 1;
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                    tPid = data[i].pid;
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                    break;
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                }
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            }
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            return num + treetable.getEmptyNum(tPid, data);
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        },
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        // 展开/折叠行
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        toggleRows: function ($dom, linkage) {
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            var type = $dom.attr('lay-ttype');
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            if ('file' == type) {
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                return;
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            }
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            var mId = $dom.attr('lay-tid');
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            var isOpen = $dom.hasClass('open');
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            if (isOpen) {
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                $dom.removeClass('open');
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            } else {
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                $dom.addClass('open');
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            }
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            $dom.closest('tbody').find('tr').each(function () {
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                var $ti = $(this).find('.treeTable-icon');
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                var pid = $ti.attr('lay-tpid');
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                var ttype = $ti.attr('lay-ttype');
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                var tOpen = $ti.hasClass('open');
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                if (mId == pid) {
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                    if (isOpen) {
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                        $(this).hide();
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                        if ('dir' == ttype && tOpen == isOpen) {
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                            $ti.trigger('click');
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                        }
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                    } else {
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                        $(this).show();
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                        if (linkage && 'dir' == ttype && tOpen == isOpen) {
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                            $ti.trigger('click');
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                        }
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                    }
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                }
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            });
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        },
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        // 检查参数
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        checkParam: function (param) {
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            if (!param.treeSpid && param.treeSpid != 0) {
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                layer.msg('参数treeSpid不能为空', {icon: 5});
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                return false;
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            }
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            if (!param.treeColIndex && param.treeColIndex != 0) {
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                layer.msg('参数treeColIndex不能为空', {icon: 5});
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                return false;
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            }
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            return true;
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        },
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        // 展开所有
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        expandAll: function (dom) {
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            $(dom).next('.treeTable').find('.layui-table-body tbody tr').each(function () {
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                var $ti = $(this).find('.treeTable-icon');
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                var ttype = $ti.attr('lay-ttype');
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                var tOpen = $ti.hasClass('open');
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                if ('dir' == ttype && !tOpen) {
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                    $ti.trigger('click');
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                }
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            });
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        },
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        // 折叠所有
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        foldAll: function (dom) {
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            $(dom).next('.treeTable').find('.layui-table-body tbody tr').each(function () {
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                var $ti = $(this).find('.treeTable-icon');
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                var ttype = $ti.attr('lay-ttype');
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                var tOpen = $ti.hasClass('open');
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                if ('dir' == ttype && tOpen) {
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                    $ti.trigger('click');
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                }
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            });
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        }
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    };
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    layui.link(layui.cache.base + 'treetable-lay/treetable.css');
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    // 给图标列绑定事件
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    $('body').on('click', '.treeTable .treeTable-icon', function () {
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        var treeLinkage = $(this).parents('.treeTable').attr('treeLinkage');
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        if ('true' == treeLinkage) {
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            treetable.toggleRows($(this), true);
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        } else {
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            treetable.toggleRows($(this), false);
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        }
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    });
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    exports('treetable', treetable);
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});
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