Retrieve Display Mode (QsnRtvMod) API
Omissible Parameter Group:
1 | Display mode | Output | Char(1) |
2 | Low-level environment handle | Input | Binary(4) |
3 | Error code | I/O | Char(*) |
Returned Value:
Display mode | Output | Char(1) |
Default Public Authority: *USE
Service Program: QSNAPI
Threadsafe: No
The Retrieve Display Mode (QsnRtvMod) API returns the current display mode.
Authorities and Locks
None.
Omissible Parameter Group
- Display mode
- OUTPUT; CHAR(1)
The current display mode. The possible values are:
3 Device is in 24x80 mode 4 Device is in 27x132 mode
- Low-level environment handle
- INPUT; BINARY(4)
The low-level environment that the operation applies to. If this parameter is omitted or given with a value of zero, the default low-level environment is used.
- Error code
- I/O; CHAR(*)
The structure in which to return error information. For the format of the structure, see Error code parameter. If this parameter is omitted, diagnostic and escape messages are issued to the application.
Returned Value
- Display mode
- OUTPUT; CHAR(1)
This API returns the value for the display mode parameter, or 0 if an error occurs during processing.
Error Messages
Message ID | Error Message Text |
---|---|
CPF24B4 E | Severe error while addressing parameter list. |
CPF3CF1 E | Error code parameter not valid. |
CPF3CF2 E | Error(s) occurred during running of &1 API. |
CPFA322 E | Incorrect display mode &1 specified. |
CPFA334 E | Low level environment handle incorrect. |
API introduced: V2R3
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