.

. Date: 01-03-2001

.

. Sample CLIENT test to demonstrate use of the PROGID='Plbwin.ProgramNE'

. class. This shows how immediate responses can be received when an

. EventSend program method is executed.

.

App AUTOMATION

Prog1 AUTOMATION

.

Prog1State INTEGER 1

.

RESVAR VARIANT

VAR1 VARIANT

VAR1A VARIANT

VAR2 VARIANT

VAR2A VARIANT

TRUE VARIANT

FALSE VARIANT

.

Data1 DIM 100

.

TIME DIM 20

.

MINUS1 FORM "-1"

ZERO FORM "0"

ANSWER DIM 100

.

Form PLFORM NEcli.plf

.

.....

. Create working VARIANT objects for this program.

.

CREATE FALSE,VARTYPE=11,VARVALUE=ZERO ;VT_BOOL

CREATE RESVAR, VARTYPE=8 ;VT_BSTR

CREATE VAR1, VARTYPE=8 ;VT_BSTR

CREATE VAR1A, VARTYPE=8 ;VT_BSTR

CREATE VAR2, VARTYPE=8 ;VT_BSTR

CREATE VAR2A, VARTYPE=8 ;VT_BSTR

.....

. Set working VARIANT objects used to interface with a Server

. program as VARIANT pointer type.

.

SETPROP RESVAR, VARPTR=1

SETPROP VAR1, VARPTR=1

SETPROP VAR1A, VARPTR=1

SETPROP VAR2, VARPTR=1

SETPROP VAR2A, VARPTR=1

.....

. Create an application object. The Automation Server will be started

. if it is not already loaded.

.

CREATE App,Class="Plbwin.Application"

;.. SetProp App,*Visible=1

.

WINHIDE

.

FORMLOAD Form

RESTART

LOOP

WAITEVENT

REPEAT

.....

. Server Error

.

. Note:

. 1. The S$ERROR$ data being reported at this point reflects an

. OBJECT error which is occurring in this CLIENT program.

.

ServerError

NORETURN

SETPROP Button001,ENABLED=0

SETPROP GetTime,ENABLED=0

SETPROP ForceError,ENABLED=0

MOVE "NECLI PROG1 OBJECT ERROR!",S$CMDLIN

INSERTITEM DataList1,9999,S$CMDLIN

INSERTITEM DataList1,9999,S$ERROR$

CLEAR Prog1State

SETITEM Button003,0,"Start Prog1"

RETURN

.....

. Start/Exit 'Prog1'

.

Prog1

IF ( Prog1State )

SETPROP Button001,ENABLED=0

SETPROP GetTime,ENABLED=0

SETPROP ForceError,ENABLED=0

SETPROP VAR1,VARVALUE=""

Prog1.EventSend Giving RESVAR Using 201

...

. Get response to termination request.

.

GETPROP RESVAR,VARVALUE=S$CMDLIN

INSERTITEM DataList1,9999,S$CMDLIN

.

CLEAR Prog1State

SETITEM Button003,0,"Start Prog1"

TRAPCLR OBJECT

ELSE

.

.....

. Create a program object which DOES NOT use events, but expects immediate

. results to be returned when an EventSend method is posted.

.

App.CreateProgramNE Giving Prog1 USING FALSE

.

Prog1.Run Using "NEsrv"

...

. Check for problem executing the NE Server program.

.

GETPROP Prog1,*ErrorText=S$CMDLIN

TYPE S$CMDLIN

IF EOS

...

. No error reported for NEsrv started.

.

MOVE "1",Prog1State

SETITEM Button003,0,"Exit Prog1"

SETPROP Button001,ENABLED=1

SETPROP GetTime,ENABLED=1

SETPROP ForceError,ENABLED=1

TRAP ServerError IF OBJECT

ELSE

...

. There has been an error trying to start NESrv program. Need to check

. and make sure that the NESrv program is accessible.

.

INSERTITEM DataList1,9999,"Unable to load NESrv Program!"

INSERTITEM DataList1,9999,S$CMDLIN

ENDIF

ENDIF

RETURN

.....

. Send Event Message for Prog1 and get an immediate response.

.

SendEvent200

CLEAR ANSWER

CLOCK TIME,TIME

PACK S$CMDLIN,"Prog1 Title Update by client at:":

Time

SETPROP VAR1A,VARVALUE=S$CMDLIN

SETPROP VAR1,VARVALUE="Msg from Client"

...

. Send message and get immediate response.

. The VAR1 and VAR1A VARIANTs in this case are being used as both input

. and output parameters.

.

Prog1.EventSend Using 200, VAR1:

VAR1A

...

. VAR1 and VAR1A VARIANT objects should have result from server program.

.

GETPROP VAR1,VARVALUE=ANSWER

PACK S$CMDLIN,ANSWER," "

CLEAR ANSWER

GETPROP VAR1A,VARVALUE=ANSWER

PACK S$CMDLIN,S$CMDLIN,ANSWER,"<<<"

INSERTITEM DataList1,9999,S$CMDLIN

RETURN

.....

. Send Event Message to retrieve the Server Time.

.

SendEvent202

...

. Send message and get Server Time response into a RESULT VARIANT.

.

Prog1.EventSend Giving RESVAR Using 202

...

. Report the Server Time

.

GETPROP RESVAR,VARVALUE=S$CMDLIN

INSERTITEM DataList1,9999,S$CMDLIN

RETURN

.....

. Send Event Message to force Server program error.

.

SendEvent203

...

. Send message and get Server Time response into a RESULT VARIANT.

.

Prog1.EventSend Giving RESVAR Using 203

...

. Even though the Server Program has gone away at this point, the

. Program Server thread is still present so that we can get the error

. data using the ERRORTEXT property.

.

GETPROP Prog1,*ErrorText=S$CMDLIN

...

. Report the Error

.

TYPE S$CMDLIN

IF NOT EOS

INSERTITEM DataList1,9999,"NESrv Error Detected!"

INSERTITEM DataList1,9999,S$CMDLIN

ENDIF

RETURN