function rewriteEditor() {
    //重写numberbox
    $.extend($.fn.datagrid.defaults.editors, {
        numberbox: {
            init: function (container, options) {
                var input = $('<input type="text" style="height:30px;width:100px;">').appendTo(container);
                if (options && options.ratio) {
                    input.data("ratio", options.ratio);
                }
                return input.numberbox(options);;
            },
            destroy: function (target) {
                $(target).numberbox('destroy');
            },
            getValue: function (target) {
                var value = $(target).numberbox('getValue');
                var ratio = $(target).data("ratio");
                if (ratio) {
                    value = value * ratio;
                }
                return value;
            },
            setValue: function (target, value) {
                var ratio = $(target).data("ratio");
                if (ratio) {
                    value = value / ratio;
                }
                return $(target).numberbox('setValue', value);
            },
            resize: function (target, width) {
                $(target).numberbox("resize", width);
            }
        }
    });

    //重写编辑器对象
    $.extend($.fn.datagrid.defaults.editors, {
        validatebox: {
            init: function (container, options) {
                var input = $('<input type="text" class="datagrid-editable-input" style="height:30px;">').appendTo(container);
                return input;
            },
            getValue: function (target) {
                return $(target).val();
            },
            setValue: function (target, value) {
                $(target).val(value);
            },
            resize: function (target, width) {
                var input = $(target);
                if ($.boxModel == true) {
                    input.width(width - (input.outerWidth() - input.width()));
                } else {
                    input.width(width);
                }
            }
        }
    });
}