4glWorks reference: Viewers

All the viewers return either NULL or the id of the next viewer to be invoked.

frm2ptr_viewer

file if2pi.4gl
declaration
function frm2ptr_viewer()
responds to
  • MB_display
  • MB_open
  • MB_declare
  • MB_exit
  • MB_detailed
  • MB_brief
  • MB_newrec
  • MB_changerec
  • MB_deleterec
  • MB_chooseset
purpose form viewer
example see afw_init
notes none

frm_viewer

file ifrmi.4gl
declaration
function frm_viewer()
responds to
  • MB_display
  • MB_open
  • MB_declare
  • MB_exit
  • MB_detailed
  • MB_brief
  • MB_newrec
  • MB_changerec
  • MB_deleterec
  • MB_chooseset
purpose form viewer
example see afw_init
notes none

log_viewer

file ilogv.4gl
declaration
function log_viewer()
responds to
  • MB_display
  • MB_open
  • MB_declare
  • MB_exit
  • MB_print
  • MB_reloadset
  • MB_newrec
purpose error log viewer
example see afw_init
notes none

mdl_viewer

file imdli.4gl
declaration
function mdl_viewer()
responds to
  • MB_display
  • MB_open
  • MB_declare
  • MB_exit
  • MB_detailed
  • MB_brief
  • MB_prevrow
  • MB_nextrow
  • MB_newrec
  • MB_changerec
  • MB_deleterec
  • MB_chooseset
purpose printer model viewer
example see afw_init
notes none

null_viewer

file inulv.4gl
declaration
function null_viewer()
responds to
  • MB_display
  • MB_open
  • MB_declare
  • MB_exit
purpose A simple blank viewer
example see afw_init
notes none

ptr_viewer

file iptri.4gl
declaration
function ptr_viewer()
responds to
  • MB_display
  • MB_open
  • MB_declare
  • MB_exit
  • MB_detailed
  • MB_brief
  • MB_newrec
  • MB_changerec
  • MB_deleterec
  • MB_chooseset
purpose printer viewer
example see afw_init
notes none

sql_viewer

file isqlv.4gl
declaration
function sql_viewer()
responds to
  • MB_display
  • MB_open
  • MB_declare
  • MB_exit
  • MB_print
  • MB_sqledit
  • MB_sqlexec
  • MB_fileread
  • MB_filewrite
purpose query language viewer
example see afw_init
notes none


Please address questions or comments to marco greco
(last updated Thu, 28 March 2002 16:10:38 GMT)