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Classroom_Desktop/docs/screenshots/README.md
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ekklesiaandClaude Opus 5 ba8768cee5 fix: a room that was set up, a card where its button is, and larger cards
Parent Call told rooms they had never been set up. Nothing about the
rooms was wrong. Read from the church broker: …/coordinator and
…/pending are retained and …/mode is absent, and the coordinator's own
source says why — it publishes the retained mode only in answer to an
operator writing to …/mode/set, and nobody ever has. Every classroom
waited a second and a half for a message that will never exist.

A missing mode is now read as the coordinator's own default rather than
as an unconfigured room: the room offers the call and lets the sanctuary
end answer, because that is the end that knows. A mode that really is
off still refuses, in the coordinator's words, and a broker that is
missing or unreachable still says which of those it is. Proved against a
rig broker made to match the church's exactly, with a call landing on
the sanctuary mock.

The card is anchored to the bottom-left corner instead of centred, by
layer shell, which is what the disc player's cover has used under KWin
for months. Anchoring rather than positioning is what makes it right at
1080p and at 4K without a coordinate anywhere. It falls back to the
centred card if the library is missing.

Notifications are sized for a room. Every Plasma measurement is a grid
unit and a grid unit is the height of the general font, so the font is
the lever — 15 point instead of Breeze's 10, which takes the card from
about 350x110 to about 410x145 at 100% and doubles again at 200%. Text,
icon, padding and buttons move together. The chime stays off. No shell
package: that path cost the panel and is not coming back.

And the product name is gone from everything a teacher sees. The
notification card is from Classroom, the disc player's from DVD.

Co-Authored-By: Claude Opus 5 <[email protected]>
2026-09-13 08:34:37 -05:00

5.9 KiB
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Screenshots from the classroom v2 experiment

All 1920×1080, captured with grim from a real running session in the container lab. See ../classroom-v2-experiment.md.

The desktop

v2-idle-desktop the idle desktop: the wallpaper, one bar, nothing else
v2-from-package the same desktop, produced by installing the .deb on a clean machine
v2-dark-bar, v2-light-bar the bar in both themes
v2-theme-compare the two, one above the other
v2-testpage a maximised browser, edge to edge above the bar
v2-wonderink Wonder Ink as an application, in its own profile

Application state

state-1-closed both launchers closed: no indicator
state-3-behind one active (teal), one running behind it (grey)
state-4-minimized minimised — measured identical to behind, which is why minimise was removed as a route
state-5-restored back
v2-both-apps both applications, one button each, from the packaged install
labelled-tasks the labelled task manager, evaluated and rejected: it shows changing page titles rather than application names

Parent Call

pc-icon-vs-notifications the Parent Call mark beside Plasma's notification bell — the comparison that decided it
pc-mark the mark at 32, 48 and 64px, beside the two marks it replaced
pc-panel the whole bar: Parent Call left, applications centre, status right
pc-ready the card, ready, in approval mode
pc-waiting waiting for a volunteer to approve
pc-sent Sent to sanctuary — never "displayed"
pc-rejected not approved, offering Try again
pc-off the coordinator's mode is off
pc-nobroker the broker is unreachable
pc-typed a name in the field
icon-candidates-2 sixteen Breeze person icons at real panel size, none of which meant Parent Call

DVD

dvd-panel DVD in the row with the applications, out of the status area
dvd-cover the DVD launcher's tooltip on the packaged install
v2-dvd-overlay, v2-layershell the loading cover: a gtk-layer-shell overlay under KWin

Windows

v2-secondary-window a window a page opened, floating over an untouched browser, with its own close button
v2-print-dialog the system print dialog, over the page that raised it, offering only Elmer
v2-fullscreen fullscreen video: the whole display, panel covered
v2-layershell a gtk-layer-shell overlay under KWin — what the DVD loading cover is made of
v2-notification-crop a notification card, top right

Administration

admin-terminal the maintenance terminal, opened by its chord's action
admin-terminal-bar the bar with the terminal open, and after closing it: a task button while it runs, no launcher ever

Reliability and lockdown

recovery-after-8-kills the panel after eight consecutive SIGKILLs
recovery-after-kwin-kill the session after KWin was killed twice; the application window survived
recover-panel the bar rebuilt from the layout script after its configuration was deleted
lock-desktop-rmb right-clicking the wallpaper: no menu
lock-panel-rmb right-clicking the bar: no menu
lock-krunner KRunner asked for, and not there

The migration

migration-before what a real room got when it upgraded: stock Debian Plasma, kickoff, a pager, a system tray, the Debian wallpaper. Reproduced in the lab by taking one line out of the harness.
migration-after the same machine after the fix — a Hyprland-era install, upgraded, rebooted
migration-after-bar its bar, at the size a teacher sees it
migration-parent-call Parent Call on the migrated machine, saying it cannot reach the church network rather than pretending it can
theme-light-live, theme-light-after-logout the room's own light theme, and the same room after logging out and back in. The first attempt at this pass lost it.

The rooms themselves

v2-from-package the classroom with the church's own wallpaper and the real Wonder Ink mark
wonderink-icon the same mark as a running application's button
display-settings the hidden display-size dialog, saying that saving needs an administrator
scale-200, scale-200-notification, scale-200-chrome the room at 200%: the panel, a notification card, and the browser, all doubled together
notification-style the notification card on the classroom's own Plasma style
osd-volume Plasma's volume display, which the room keeps
osd-shellpackage the custom one, which rendered correctly and cost the panel
pc-unreachable, pc-not-configured Parent Call telling a broker it cannot reach from one that was never set up
dvd-absent-bar the bar on a machine with no optical drive

A morning in the rooms

pc-no-mode Parent Call ready against a broker with no retained mode — the state that used to say the room was never set up
pc-bottom-left, pc-200-package the card anchored bottom-left at 100% and at 200%
notif-package-100, notif-package-200 the notification card at both scales, from Classroom
notif-13pt, notif-15pt the two font sizes that were weighed for it
pc-typed-layer the card gone: the lab's keyboard tool closes it, which is why typing is still a bench test

Failures, kept

— keyboard injection never reached the nested session, so every interaction in this experiment was driven by the pointer. It is why Parent Call has never had a real key pressed into it, and why that is the first bench test.
m-closed, m-minimized the pair whose pixels were sampled to show that Plasma draws minimised and closed differently, but minimised and behind the same