函数组：SGFW；GFW: Display (Standard) Graphics，可以把业务数据显示成图表形式。
包含下列四个函数：
GFW_PRES_SHOW GFW: Simple display of a business graphic using the GFW
GFW_PRES_SHOW_MULT GFW: Displaying several business graphics using the GFW
GFW_PROG_MINIAPP GFW: How to get a graphic into a Miniapp (ABAP Objects Interface)
GFW_PROG_MINIAPP_FUNCTION GFW: how to get a graphic into a miniapp (function module)
具体使用可以参见示例程序：
DEMO_GFW_PRES_SHOW_MULT
DEMO_GFW_SHOW1
