thumb indication

From The x3270 Wiki

A b3270 protocol message that indicates a change in the scrollbar thumb.

Attribute Always present? Type Purpose
top yes number Fraction of scrollbar to top of thumb (0.0 .. 1.0)
shown yes number Fraction of scrollbar for thumb display (0.0 .. 1.0)
saved yes number Number of rows saved
screen yes number Size of a screen, in rows
back yes number Number or rows scrolled back

Example (XML)

<thumb top="0.01031" shown="0.98969" saved="43" screen="43" back="0"/>

Example (JSON)

{ "thumb": { "top": 0.01031, "shown": 0.98969, "saved": 43, "screen": 43, "back": 0 } }