TABLES: SSCRFIELDS.
PARAMETERS: P_EBLEN LIKE VBRK-EBLEN DEFAULT ' '.
PARAMETERS: P_CK1 AS CHECKBOX DEFAULT 'X'.
PARAMETERS: P_CK2 AS CHECKBOX.
PARAMETERS: P_RAD1 RADIOBUTTON GROUP SG1 DEFAULT 'X'.
PARAMETERS: P_RAD2 RADIOBUTTON GROUP SG1 .
SELECT-OPTIONS: S_EBLEN FOR VBRK-EBLEN NO-EXTENSTION. “无后边的箭头
SELECT-OPTIONS: S_EBLEN FOR VBRK-EBLEN NO INTERVALS. ”无到后边的选项
SELECTION-SCREEN SKIP 1. "产生空行
SELECTION-SCREEN BEGIN OF LINE . "将元素排列到一行
SELECTION-SCREEN END OF LINE.
SELECTION-SCREEN ULINE. "画直线
SELECTION-SCREEN COMMENT 10(20) TEXT-001."屏幕上输出文本
SELECTION-SCREEN BEGIN OF BLOCK BK1 WITH FRAME. TITLE TEXT-002.
SELECTION-SCREEN END OF BLOCK BK1.
SELECTION-SCREEN PUSHBUTTON 50(10) TEXT-003 USER-COMMAND BUT1. "产生按钮
SELECTION-SCREEN FUNCTION KEY 1. "工具条按钮 最多为5个.
PARAMETERS:
.... MEMORY ID
SET PARAMETERS ID 'HK' FIELD 'Test Parameters' "以'HK'为名称在全局SAP内存中存储值.
PARAMETERS: P_TEST(16) TYPE C MEMORY ID HK. "使用缺省值
GET PARAMETERS ID ' ' FIELD ' '.
INITIALIZATION.
SSCRFIELDS-FUNCTXT_01 = 'Button 1'.
SSCRFIELDS-UCOMM = 'FC01'.
(2).修改SCREEN
NAME “字段名称
GROUP1 ”字段组1
GROUP2 “字段组2
GROUP3 ”字段组3
GROUP4 “字段组4
ACTIVE ”可见并准备输入的字段
REQUIRED “强制输入的字段
INPUT ”字段准备输入
OUTPUT ”字段仅用来显示
INTENSIFIED ”高亮显示字段
INVISIBLE “字段不可见
LENGTH “设置字段长度
DISPLAY_3D “以3围框架显示字段
VALUE_HELP ”显示有值帮助的字段
在PBO模块中对字段进行属性修改
MODULE MODIFY_SCREEN OUTPUT.
LOOP AT SCREEN.
CHECK SCREEN-GROUP1 = 'MOD'.
SCREEN-INPUT = 0.
MODIFY SCREEN.
ENDLOOP.
ENDMODULE.
(3) 使用子屏幕
CALL SUBSCREEN INCLUDING
(4)设置光标位置
SET CURSOR FIELD
(5)设置下一个屏幕
SET SCREEN
CALL SCREEN
LEAVE TO SCREEN 0.
SET SCREEN 0.
LEAVE SCREEN.
(6)后台处理屏幕
可以使用SUPPRESS DIALOG 取消所有屏幕.
*---------PBO MODULE OF SCREEN 100.
CALL SCREEN 110 STARTING AT 10 5.
*---------SCREEN 110 FLOW LOGIC
MODULE DIALOG_WINDOWS OUTPUT.
SUPPRESS DIALOG.
LEAVE TO LIST-PROCESSING AND RETURN TO SCREEN 0.
WRITE: /.
WRITE: /.
ENDMODULE.
(7)报表及选择屏幕事件过程
报表事件过程
INITIALIZATION 用于屏幕初始化，例如屏幕字段默认值的填充
START-OF-SELECTION
END-OF-SELECTION
选择屏幕事件 在INITIALIZATION之前 STATR-OF-SELECTION之后触发
AT SELECTION-SCREEN OUTPUT."对选择屏幕字段进行修改
AT SELECTION-SCREEN INPUT.
处理特殊输入字段
AT SELECTION-SCREEN ON
创建值输入列表
AT SELECTION-SCREEN ON VALUE-REQUEST FOR
创建输入字段的帮助
AT SELECTION-SCREEN ON HELP-REQUEST FOE
处理单选按钮组
AT SELECTION-SCREEN ON RADIOBUTTON GROUP
处理输入字段块
AT SELECTION-SCREEN ON BLOCK
这篇文章涉及到了选择屏幕的一些基本控件和事件过程，有些功能在实际的开发过程中还没用到，有不足的地方也请各位网友给出指正.
来自 “ ITPUB博客 ” ，链接：http://blog.itpub.net/23495244/viewspace-694453/，如需转载，请注明出处，否则将追究法律责任。
