DDEPeek retrieves data from the specified program and document
using the DDE channel.
Purpose:
This function retrieves data from the specified program and document
using the DDE channel.
Syntax:
CALL ui.Interface.frontCall("WINDDE","DDEPeek",
[ program, container, cells, encoding ], [ result, value ] )
Note:
- program is the name of the DDE application.
- container is the document or sub-document that is to be
used. A sub-document can, for example, be a sheet in Microsoft™ Excel.
- cells represents the working items; see the program documentation
to know the format of cells.
- encoding is an optional parameter. It allows to force the
encoding to use between ASCII and wide char/unicode. When not specified,
WinDDE will try to retrieve the correct encoding by itself. Possible
values are: "UNICODE", "ASCII"
- value represents the data to be retrieved; see the program documentation
to know the format ofvalues.
- result is an integer variable receiving the status.
- result is TRUE if the function succeeded, FALSE otherwise.
- If the function failed, use DDEError to
get the description of the error.
- value is a variable receiving the cells values.
Warnings:
- The DDE connection must be opened; see DDEConnect.
- DDEError can
only be called once to check if an error occurred.