PROPROLL Index page.

Historical Record of Improvement and Program Fixes for PROPROLL

 Date       Description of Change
PROPROLL Updates, Enhancements, Fixes and General Design Improvements            
                                                                                

08-01-92 Implement first cut of rolling logical operator facility.
         Captured messages directed to SYSOPER by the VM Programmable
         Operator Facility and presented a rolling view of messages rece
         Permitted retrieve of a single command.
         Commands prefixed with CP were sent to the VM Control Program.
         Commands prefixed with OP were sent SMSG to the Operator.
         Each message is displayed immediately upon receipt.
         Support for 3270 Model 2 only.


09-15-98 Begin redevelopment of PROPROLL.
         Message buffering to provide smooth and rapid display
         performance.
         Provide backwards and forwards scrolling logic for up to 1800
         message lines.
         Provide retrieve of last 50 commands issued.
         Install Logo routine.
         Build set timer pop function with interrupt handlers.
         Permit asynchronous command line updating.


10-01-98 Provide support for 3270 models 2 through 4 with switching
         between model recovery capability.
         Permit execution in disconnect mode and recovery back to
         connected mode.
         Post 'Message Pending' alert when message is received while
         in Scroll Mode.

10-20-98 Place a single space between originator of a message and the
         message text on the display.

10-30-98 Recognize and accept commands from *SMSG services, issued either
         own machine or sent by other.

11-03-98 Process SMSG messages.  Issue CP command in SMSG on behalf of
         originating userid.  Post response on console and send copy of
         response back to originator.

11-06-98 Change I/O module from ESAXSCIO to ESAVSCIO.  This new module will
         permit unlimited range of data addressability.

02-15-00 Retrieve last command with PF6 key.

04-20-00 General design improvements in Interrupt Handlers.

12-17-00 Permit recovery from use of the ClearKey.
         Permit exit via the 'HX' command.

12-19-00 Improve I/O interrupt handling.
         Increase message queue from 1600 to 3200 lines.