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omarchy/test/shell.d/overlay-window-test.sh
T
David Heinemeier HanssonandClaude Opus 5.5 48de7823da Keep overlay surfaces mapped so they open sharp (#13419)
The menu, emoji picker, clipboard, OSD, reminder flow and Wi-Fi QR code
mapped a fresh surface on every open. Qt drew its first frames before
Hyprland sent the surface's fractional scale: the pixel ratio stepped
2, 1, then 1.6, so on a 1.6 display each overlay showed blurry for
~350ms before going sharp.

A new OverlayWindow keeps the surface. Hidden, it parks as a 1x1,
input-less layer below windows, off the overlay layer so it never
blocks direct scanout. Showing only resizes and raises it, so the scale
is already settled. Content stays hidden until the surface has grown,
so no 1x1 frame is stretched across the screen, and the window follows
the focused monitor each time it is shown. The image picker's own
fullscreen parking moves onto it too.

Each parked overlay keeps a Qt window alive: at rest the shell holds
~40 MiB more RSS and ~20 MiB more GPU memory.

Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-27 18:03:01 +02:00

71 lines
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Bash

#!/bin/bash
set -euo pipefail
source "$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)/base-test.sh"
run_node_test <<'JS'
const fs = require('fs')
const read = (file) => fs.readFileSync(path.join(root, file), 'utf8')
const overlay = read('shell/Ui/OverlayWindow.qml')
// Closed, the surface parks 1x1, input-less and without keyboard below
// windows: off the overlay layer, so it never blocks direct scanout.
assert(
overlay.includes('visible: true') &&
overlay.includes('anchors { top: true; left: true; bottom: shown; right: shown }') &&
overlay.includes('implicitWidth: 1') &&
overlay.includes('implicitHeight: 1') &&
overlay.includes('mask: shown ? null : emptyRegion') &&
overlay.includes('WlrLayershell.layer: shown ? shownLayer : WlrLayer.Bottom') &&
overlay.includes('WlrLayershell.keyboardFocus: shown ? shownKeyboardFocus : WlrKeyboardFocus.None'),
'overlay window parks a 1x1 input-less surface below windows while hidden'
)
// Content stays hidden until the surface has grown, so no frame drawn at 1x1
// is stretched across the screen.
assert(
/target: window\.contentItem\s*property: "visible"\s*value: window\.shown && window\.width > 1 && window\.height > 1/.test(overlay),
'overlay window draws nothing until the surface has grown'
)
assert(
/onShownChanged: if \(shown\) targetScreen = focusedScreen\(\) \|\| targetScreen/.test(overlay) &&
overlay.includes('screen: targetScreen'),
'overlay window follows the focused monitor each time it is shown'
)
const overlays = {
'shell/plugins/menu/Menu.qml': 'shown: root.opened && root.rowsLoaded',
'shell/plugins/emojis/Emojis.qml': 'shown: root.opened',
'shell/plugins/clipboard/Clipboard.qml': 'shown: root.opened',
'shell/plugins/osd/Osd.qml': 'shown: root.opened',
'shell/plugins/reminders/ReminderFlow.qml': 'shown: root.opened',
'shell/plugins/panels/wifiqr/Panel.qml': 'shown: root.opened',
'shell/plugins/image-picker/ImagePicker.qml': 'shown: root.opened',
}
for (const [file, shown] of Object.entries(overlays)) {
const qml = read(file)
assert(
qml.includes('OverlayWindow {') && qml.includes(shown) && !/PanelWindow \{\s*(id: panel\s*)?visible: root\.opened/.test(qml),
`${file} keeps its surface through OverlayWindow`
)
}
// Window visibility never changes now, so close-time resets key off shown.
const menuQml = read('shell/plugins/menu/Menu.qml')
assert(
menuQml.includes('onShownChanged: if (!shown) { cardTop = -1; maxRowsHeight = -1 }') &&
menuQml.includes('if (shown && cardTop < 0) {') &&
!/onVisibleChanged: if \(!visible\) \{ cardTop/.test(menuQml),
'the menu unfreezes its layout when the overlay hides'
)
// The OSD never takes the keyboard or input, shown or not.
const osd = read('shell/plugins/osd/Osd.qml')
assert(
osd.includes('shownKeyboardFocus: WlrKeyboardFocus.None') && osd.includes('mask: Region {}'),
'the OSD stays click-through and keyboard-free while shown'
)
JS