noctalia-shell/Services/DistroLogoService.qml

102 lines
2.7 KiB
QML

pragma Singleton
import QtQuick
import Quickshell
import Quickshell.Io
import qs.Commons
Singleton {
id: root
// Public properties
property string osPretty: ""
property string osLogo: ""
// Internal helpers
function buildCandidates(name) {
const n = (name || "").trim()
if (!n)
return []
const sizes = ["512x512", "256x256", "128x128", "64x64", "48x48", "32x32", "24x24", "22x22", "16x16"]
const exts = ["svg", "png"]
const candidates = []
// pixmaps
for (const ext of exts) {
candidates.push(`/usr/share/pixmaps/${n}.${ext}`)
}
// hicolor scalable and raster sizes
candidates.push(`/usr/share/icons/hicolor/scalable/apps/${n}.svg`)
for (const s of sizes) {
for (const ext of exts) {
candidates.push(`/usr/share/icons/hicolor/${s}/apps/${n}.${ext}`)
}
}
// NixOS hicolor paths
candidates.push(`/run/current-system/sw/share/icons/hicolor/scalable/apps/${n}.svg`)
for (const s of sizes) {
for (const ext of exts) {
candidates.push(`/run/current-system/sw/share/icons/hicolor/${s}/apps/${n}.${ext}`)
}
}
// Generic icon themes under /usr/share/icons (common cases)
for (const ext of exts) {
candidates.push(`/usr/share/icons/${n}.${ext}`)
candidates.push(`/usr/share/icons/${n}/${n}.${ext}`)
candidates.push(`/usr/share/icons/${n}/apps/${n}.${ext}`)
}
return candidates
}
function resolveLogo(name) {
const all = buildCandidates(name)
if (all.length === 0)
return
const script = all.map(p => `if [ -f "${p}" ]; then echo "${p}"; exit 0; fi`).join("; ") + "; exit 1"
probe.command = ["sh", "-c", script]
probe.running = true
}
// Read /etc/os-release and trigger resolution
FileView {
id: osInfo
path: "/etc/os-release"
onLoaded: {
try {
const lines = text().split("\n")
const val = k => {
const l = lines.find(x => x.startsWith(k + "="))
return l ? l.split("=")[1].replace(/"/g, "") : ""
}
root.osPretty = val("PRETTY_NAME") || val("NAME")
const logoName = val("LOGO")
if (logoName)
resolveLogo(logoName)
} catch (e) {
Logger.warn("DistroLogoService", "failed to read os-release", e)
}
}
}
Process {
id: probe
onExited: code => {
const p = String(stdout.text || "").trim()
if (code === 0 && p) {
root.osLogo = `file://${p}`
Logger.log("DistroLogoService", "found", root.osLogo)
} else {
root.osLogo = ""
Logger.warn("DistroLogoService", "none found")
}
}
stdout: StdioCollector {}
stderr: StdioCollector {}
}
}