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Chapter 6 USING VPLUS INTRINSICS

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Table of Contents

Multipurpose
Multilanguage
Error Detection
HOW INTRINSICS ARE USED
Form Definition Area
Data Buffer Area
Window Area
Key Label Area
CALLING VPLUS INTRINSICS
Parameter Types
COMMUNICATION AREA
Parameters
Parameters
ERROR HANDLING
Intrinsic Call or File Errors
Editing Errors
Error Messages
Determining Fields in Error
USING TERMINAL FEATURES
The Touch Feature
Local Form Storage
INTRINSIC DESCRIPTIONS
Dependency Between Intrinsics
VARMSCP
VBLOCKREAD
VBLOCKWRITE
VCHANGEFIELD
VCLOSEBATCH
VCLOSEFORMF
VCLOSETERM
VERRMSG
VFIELDEDITS
VFINISHFORM
VGETARBINFO
VGETBUFFER
VGETFIELD
VGETFIELDINFO
VGETFILEINFO
VGETFORMINFO
VGETKEYLABELS
VGETLANG
VGETNEXTFORM
VGETSAVEFIELD
VGETSCPDATA
VGETSCPFIELD
VGETtype
VGETYYYYMMDD
VINITFORM
VLOADFORMS
VMERGE
VOPENBATCH
VOPENFORMF
VOPENTERM
VPLACECURSOR
VPOSTBATCH
VPRINTFORM
VPRINTSCREEN
VPUTBUFFER
VPUTFIELD
VPUTSAVEFIELD
VPUTtype
VPUTWINDOW
VPUTYYYYMMDD
VREADBATCH
VREADFIELDS
VSETERROR
VSETKEYLABEL
VSETKEYLABELS
VSETLANG
VSHOWFORM
VTURNOFF
VTURNON
VUNLOADFORM
VWRITEBATCH

A set of callable intrinsics is provided by VPLUS. Table 6-1 “Summary of VPLUS Intrinsics” lists the VPLUS intrinsics in alphabetic order and summarizes their functions. A full description of each intrinsic appears later in this section. They can be used by any application, either for data entry or for other terminal related applications. The VPLUS intrinsics manage the interface between an application, the terminal, a forms file, the entered data, and, optionally, the batch file to which entered data may be written. These intrinsics are used by the VPLUS Data Entry Program (ENTRY) to control data entry.

Appendix A contains listings in different programming languages of sample applications. These listings provide useful examples of how to use the VPLUS intrinsics.

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