Omron CX-SUPERVISOR - SCRIPT REFERENCE REV2.0, Reference Manual

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APPENDIX D – Obsolete Features OMRON
Page 158 Revision 2.0
The file ‘SHEET2.XLS’ within path ‘C:\EXCEL\WORK’ is opened in Microsoft Excel, as specified
by the Integer point ‘channelname’. The file ‘SHEET1.XLS’ is already open in Microsoft Excel
DDEInitiate
Syntax
channel = DDEInitiate("server", topic")
Remarks
Argument Type Description
channel Integer
point
This is an integer point which contains the return value of the
DDEInitiate() command.
server String This contains the application that supports DDE as a DDE
server. Typically, this is the name of the applications’ *.EXE
executable file without the filename extension. At runtime, the
server application must be open or a value cannot be returned
and an error is reported.
topic String This contains the name of the topic recognised by the server
application. Typically, a topic is a document within an
application. At runtime, the
topic must be open or a value
cannot be returned and an error is reported.
The
topic may be left empty, which enables documents to open
remotely prior to making a specified connection. The topic
name ‘System’ may be used to find out which other topics
within the
server application are available. However, this is
dependant on the server application supporting this topic .
Typical Example
channelname = DDEInitiate("Excel", "Sheet1.xls")
The Integer point ‘channelname’ is provided with a DDE link to the application Microsoft Excel
which is run by the executable filename ‘EXCEL.EXE’, and to the file ‘SHEET1.XLS’ within that
application.
DDEOpenLinks
Syntax
returnstate = DDEOpenLinks(channel)