b3270 popup Indication

### popup Indication

An asyncronous message to display.

Attribute | Always present? | Purpose
--- | --- | ---
type | yes | Message type
text | yes | contents
error | no | true if printer or child output is an error, false otherwise

The contents may have multiple lines, separated by &#10 characters.

Pop-up types are:

Pop-up type | Meaning
--- | ---
error | error message
info | informational message
result | stray action output (should not happen)
printer | output from pr3287 session
child | output from other child process

Example:

    <popup type="error" text="login macro failed"/>

b3270: Protocol - Operations - Indications