ABAP 生成二维码(QR Code)例子
1, 二维码简介
二维码又称QR Code,QR全称Quick Response,是一个近几年来移动设备上超流行的一种编码方式,它比传统的Bar Code条形码能存更多的信息,也能表示更多的数据类型。
2, 例子代码
网上看到一个关于二维码的abap程序,重新整理了一下,分享给出来,供大家参考。
注意,这个例子需要能上google.com,不能上就不能显示二维码。。。。
完整代码如下:
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* BDS handling
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* Graphic handling
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001.
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*&---------------------------------------------------------------------*
*& Form DOWNLOAD_QRCODE
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
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CONCATENATE
'http://chart.apis.google.com/chart?chs=200x200&cht=qr&chld=|1&chl='
_text
* '/chart.png'
.
_url
EXPORTING
url
IMPORTING
_client
EXCEPTIONS
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4.
0.
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'RSFO_XSTRING_TO_MIME'
EXPORTING
content
_length
TABLES
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*&---------------------------------------------------------------------*
*& Form CONVERT_IMAGE
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
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_image
EXPORTING
mime
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>execute
EXCEPTIONS
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4.
0.
_image
IMPORTING
blob
_size
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0.
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*&---------------------------------------------------------------------*
*& Module STATUS_9000 OUTPUT
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
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_container
EXPORTING
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_control
EXPORTING
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*&---------------------------------------------------------------------*
*& Form CALL_SCREEN
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
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'DP_CREATE_URL'
EXPORTING
_type
_subtype
_size
_transaction
TABLES
blob
CHANGING
_url
EXCEPTIONS
1.
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_url
EXPORTING
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*&---------------------------------------------------------------------*
*& Module USER_COMMAND_9000 INPUT
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
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*&---------------------------------------------------------------------*
*& Form SHOW_SMART_FORM
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
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blob
_name
_object
_id
_btype
_extension
' '
_resident
_autoheight
_bmcomp
_docid
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'SSF_FUNCTION_MODULE_NAME'
EXPORTING
'ZQR_TEST'
* VARIANT = ' '
* DIRECT_CALL = ' '
IMPORTING
fname
EXCEPTIONS
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fname
EXPORTING
* ARCHIVE_INDEX =
* ARCHIVE_INDEX_TAB =
* ARCHIVE_PARAMETERS =
* CONTROL_PARAMETERS =
* MAIL_APPL_OBJ =
* MAIL_RECIPIENT =
* MAIL_SENDER =
* OUTPUT_OPTIONS =
* USER_SETTINGS = 'X'
'QRCODE10'
* IMPORTING
* DOCUMENT_OUTPUT_INFO =
* JOB_OUTPUT_INFO =
* JOB_OUTPUT_OPTIONS =
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* Implement suitable error handling here
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*&---------------------------------------------------------------------*
*& Form IMPORT_BITMAP_BDS (Copied from standard program and modified it as per the requirement)
*&---------------------------------------------------------------------*
_bds
w3mimetabtype
-tdname
-tdobject
-tdid
-tdbtype
c
_description
-resident
-autoheight
-bmcomp
-docid
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* Enqueue
_object
_name
_id
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* Bitmap conversion
'SAPSCRIPT_CONVERT_BITMAP_BDS'
EXPORTING
'X'
_format
_resident
_bytecount
_bmcomp
IMPORTING
_tw
_tw
_pix
_pix
_resolution
_bytecount
TABLES
_blob
_content
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_object
_name
_id
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-msgno
-msgv4
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* Save bitmap in BDS
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_table
EXPORTING
_classname
_classtype
_components
_content
CHANGING
_signature
_key
EXCEPTIONS
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_object
_name
_id
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* message e285 with p_name 'BDS'.
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_signature
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_object
_name
_id
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* message e285 with p_name 'BDS'.
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********* read object_key for faster access *****
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_stxbitmaps
_object
_id
_name
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_tab
_classname
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0.
_key
)
_classname
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******** read object_key end ********************
_table
EXPORTING
_classname
_classtype
_key
_docid
'1'
'1'
CHANGING
_components
_content
EXCEPTIONS
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_table
EXPORTING
_classname
_classtype
_components
_content
CHANGING
_signature
_key
EXCEPTIONS
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_object
_name
_id
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* message e285 with p_name 'BDS'.
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_signature
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_object
_name
_id
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* message e285 with p_name 'BDS'.
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_object
_name
_id
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* message e285 with p_name 'BDS'.
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* Save bitmap header in STXBITPMAPS
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* message e285 with p_name 'STXBITMAPS'.
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* Set description in BDS attributes
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_properties
EXPORTING
_classname
_classtype
_key
_docid
'1'
'1'
CHANGING
_properties
EXCEPTIONS
1.
_object
_name
_id
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*&---------------------------------------------------------------------*
*& Form ENQUEUE_GRAPHIC
*&---------------------------------------------------------------------*
* Enqueue of graphics stored in BDS
*----------------------------------------------------------------------*
_object
_name
_id
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'ENQUEUE_ESSGRABDS'
EXPORTING
* MODE_STXBITMAPS = 'E'
_object
_name
_id
_btype
* X_TDOBJECT = ' '
* X_TDNAME = ' '
* X_TDID = ' '
* X_TDBTYPE = ' '
* _SCOPE = '2'
* _WAIT = ' '
* _COLLECT = ' '
EXCEPTIONS
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0.
-msgno
-msgv4
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*&---------------------------------------------------------------------*
*& Form DEQUEUE_GRAPHIC
*&---------------------------------------------------------------------*
* Dequeue of graphics stored in BDS
*----------------------------------------------------------------------*
_object
_name
_id
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'DEQUEUE_ESSGRABDS'
EXPORTING
* MODE_STXBITMAPS = 'E'
* X_TDOBJECT = ' '
* X_TDNAME = ' '
* X_TDID = ' '
* X_TDBTYPE = ' '
* _SCOPE = '3'
* _SYNCHRON = ' '
* _COLLECT = ' '
_object
_name
_id
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程序中需要创建一个屏幕9000,流逻辑如下:
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9000屏幕上创建一个名字为PICTURECONTROL的custom control
还要创建一个status 9000,如下:
最后Tcode smartforms 创建一个供二维码显示的smartform ‘ZQR_TEST'
Form interface中创建一个输入参数 W_NAME
Main window下创建一个Graphic,然后保存。
3, 测试显示
选择画面输入需要生成二维码的内容,二维码的长宽,以及显示的模式,是abap显示,还是smartform显示,然后运行。
abap程序显示如下:
Smartform显示如下:
以上。
http://www.baidusap.com/abap/forms/5134


