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easyUI datagrid的合并的js封装

时间:2018-07-23 11:40:39      阅读:202      评论:0      收藏:0      [点我收藏+]
$.extend($.fn.datagrid.methods, {
    autoMergeCells : function (jq, fields) {
        return jq.each(function () {
            var target = $(this);
            if (!fields) {
                fields = target.datagrid("getColumnFields");
            }
            var rows = target.datagrid("getRows");
            var i = 0,
                j = 0,
                temp = {};
            for (i; i < rows.length; i++) {
                var row = rows[i];
                j = 0;
                for (j; j < fields.length; j++) {
                    var field = fields[j];
                    var tf = temp[field];
                    if (!tf) {
                        tf = temp[field] = {};
                        tf[row[field]] = [i];
                    } else {
                        var tfv = tf[row[field]];
                        if (tfv) {
                            tfv.push(i);
                        } else {
                            tfv = tf[row[field]] = [i];
                        }
                    }
                }
            }
            $.each(temp, function (field, colunm) {
                $.each(colunm, function () {
                    var group = this;

                    if (group.length > 1) {
                        var before,
                            after,
                            megerIndex = group[0];
                        for (var i = 0; i < group.length; i++) {
                            before = group[i];
                            after = group[i + 1];
                            if (after && (after - before) == 1) {
                                continue;
                            }
                            var rowspan = before - megerIndex + 1;
                            if (rowspan > 1) {
                                target.datagrid(‘mergeCells‘, {
                                    index : megerIndex,
                                    field : field,
                                    rowspan : rowspan
                                });
                            }
                            if (after && (after - before) != 1) {
                                megerIndex = after;
                            }
                        }
                    }
                });
            });
        });
    }
});

使用方法:

$(this).datagrid("autoMergeCells",合并字段数组);
$(this).datagrid("autoMergeCells",[‘areaname‘,‘businessnames‘]);

  

easyUI datagrid的合并的js封装

原文:https://www.cnblogs.com/wgl0126/p/9353700.html

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