创建一个统一样式的滚动列表元素。
new(container: HTMLElement): Grid
  父容器元素,Grid 将创建在此元素之内
init(container?: HTMLElement): void
  父容器元素,默认使用构造函数中传递的值
scrollToIndex(index: Number): void
  将滚动至此行
resize(force?: boolean): void
  重新计算大小,参数表示是否强制重载
reload(): void
  重载表格元素
refresh(): void
  刷新表格单元格值
resetChange(): void
  还原表格修改状态,置为未修改
sortColumn(reload?: boolean): void
  根据当前设定的排序列排序,参数表示是否重载表格
sortIndex?: Number
  排序的列序号
sortDirection?: keyof GridColumnDirection
  
    排序的方向,可选值为 -1: desc、1: asc
  
columns: Array<GridColumnDefinition>
  表格列的定义,结构为
interface GridColumnDefinition {
      key?: string;
      type?: keyof GridColumnType | typeof GridColumn;
      caption?: string;
      width?: Number;
      align?: "left" | "center" | "right";
      enabled?: boolean | string;
      css?: { [key: string]: string };
      styleFilter?: (item: GridItem | any) => { [key: string]: string };
      textStyle?: { [key: string]: string };
      visible?: boolean;
      resizable?: boolean;
      sortable?: boolean;
      orderable?: boolean;
      allcheck?: boolean;
      events?: { [event: string]: any };
      attrs?: { [key: string]: string } | ((item: GridItem | any) => { [key: string]: string });
      filter?: (item: GridItem | any) => any;
      sortFilter?: (a: GridItem | any, b: GridItem | any) => -1 | 0 | 1;
      bgFilter?: (item: GridItem | any) => string;
      dropOptions?: DropdownOptions;
      source?: Array<any> | ((item: GridItem | any) => Array<any>);
      iconType?: string;
      text?: string;
      tooltip?: string;
      onallchecked?: (this: Grid, col: GridColumnDefinition, flag: boolean) => void;
      onchanged?: (this: Grid, item: GridItem | any, value: boolean | any) => void;
  }
  
  key?: string
  关键字
type?: keyof GridColumnType | typeof GridColumn
  列类型,可以为 Grid.ColumnTypes 枚举值表示内置的通用、输入、下拉、复选框、图标等类型
  
declare var ColumnTypes: {
      Common: 0,
      Input: 1,
      Dropdown: 2,
      Checkbox: 3,
      Icon: 4,
      isCheckbox(type: Number): boolean;
  }也可以为符合 GridColumn 接口的类或对象表示自定义类型,接口定义如下
  interface GridColumn {
    static create(): HTMLElement;
    static createEdit(trigger: (e: any) => void, col: GridColumnDefinition, body: HTMLElement): HTMLElement;
    static setValue(element: HTMLElement, val: any): void;
    static getValue(e: any): any;
    static setStyle(element: HTMLElement, style: { [key: string]: string }): void;
    static setEnabled(element: HTMLElement, enabled?: boolean): void;
}
  
  static create(): HTMLElement
  创建只读状态的单元格元素
static createEdit(trigger: (e: any) => void, col: GridColumnDefinition, body: HTMLElement): HTMLElement
  创建编辑状态的单元格元素
trigger: (e: any) => void用以触发 Grid 的列修改事件 columnChanged 的函数代理
当前列的定义对象
body: HTMLElementGrid 正文表格元素
static setValue(element: HTMLElement, val: any, item: GridItem | any, col: GridColumnDefinition): void
  设置单元格值时触发的函数
element: HTMLElement单元格元素
val: any单元格的值
item: GridItem | any单元格所在行的数据项/p> col: GridColumnDefinition
单元格所在列的定义对象