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perf: show Electron splash window sooner

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Shows the Electron window earlier during startup
Uses the existing splash SVG while the local runtime starts
This commit is contained in:
Bohdan Triapitsyn
2026-05-08 00:17:32 +03:00
parent 686fec7419
commit 8410c41b01
1 changed files with 73 additions and 9 deletions
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packages/electron/main.mjs
+73 -9
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@@ -871,28 +871,86 @@ const buildStartupSplashHtml = () => {
<meta name="viewport" content="width=device-width, initial-scale=1" />
<style>
:root { color-scheme: light dark; }
:root {
--splash-background: ${splashBgLight};
--splash-stroke: ${splashFgLight};
--splash-face-fill: rgba(0, 0, 0, 0.15);
--splash-cell-fill: rgba(0, 0, 0, 0.4);
--splash-logo-fill: var(--splash-stroke);
}
body {
margin: 0;
font-family: "IBM Plex Sans", sans-serif;
display: grid;
place-items: center;
height: 100vh;
background: ${splashBgLight};
color: ${splashFgLight};
background: var(--splash-background);
color: var(--splash-stroke);
}
@media (prefers-color-scheme: dark) {
body { background: ${splashBgDark}; color: ${splashFgDark}; }
:root {
--splash-background: ${splashBgDark};
--splash-stroke: ${splashFgDark};
--splash-face-fill: rgba(255, 255, 255, 0.15);
--splash-cell-fill: rgba(255, 255, 255, 0.35);
}
}
.mark {
font-size: 20px;
letter-spacing: 0.12em;
text-transform: uppercase;
opacity: 0.88;
@supports (color: color-mix(in srgb, white 50%, transparent)) {
:root {
--splash-face-fill: color-mix(in srgb, var(--splash-stroke) 15%, transparent);
--splash-cell-fill: color-mix(in srgb, var(--splash-stroke) 35%, transparent);
}
}
.stack {
display: grid;
justify-items: center;
}
</style>
</head>
<body>
<div class="mark">OpenChamber</div>
<div class="stack">
<svg width="120" height="120" viewBox="0 0 100 100" fill="none" xmlns="http://www.w3.org/2000/svg" role="img" aria-label="OpenChamber loading icon">
<path d="M50 50 L8.432 26 L8.432 74 L50 98 Z" fill="var(--splash-face-fill)" stroke="var(--splash-stroke)" stroke-width="2" stroke-linejoin="round"/>
<path d="M50 50 L39.608 44 L39.608 56 L50 62 Z" fill="var(--splash-cell-fill)" opacity="0.2"/>
<path d="M39.608 44 L29.216 38 L29.216 50 L39.608 56 Z" fill="var(--splash-cell-fill)" opacity="0.45"/>
<path d="M29.216 38 L18.824 32 L18.824 44 L29.216 50 Z" fill="var(--splash-cell-fill)" opacity="0.15"/>
<path d="M18.824 32 L8.432 26 L8.432 38 L18.824 44 Z" fill="var(--splash-cell-fill)" opacity="0.55"/>
<path d="M50 62 L39.608 56 L39.608 68 L50 74 Z" fill="var(--splash-cell-fill)" opacity="0.35"/>
<path d="M39.608 56 L29.216 50 L29.216 62 L39.608 68 Z" fill="var(--splash-cell-fill)" opacity="0.1"/>
<path d="M29.216 50 L18.824 44 L18.824 56 L29.216 62 Z" fill="var(--splash-cell-fill)" opacity="0.5"/>
<path d="M18.824 44 L8.432 38 L8.432 50 L18.824 56 Z" fill="var(--splash-cell-fill)" opacity="0.25"/>
<path d="M50 74 L39.608 68 L39.608 80 L50 86 Z" fill="var(--splash-cell-fill)" opacity="0.4"/>
<path d="M39.608 68 L29.216 62 L29.216 74 L39.608 80 Z" fill="var(--splash-cell-fill)" opacity="0.3"/>
<path d="M29.216 62 L18.824 56 L18.824 68 L29.216 74 Z" fill="var(--splash-cell-fill)" opacity="0.45"/>
<path d="M18.824 56 L8.432 50 L8.432 62 L18.824 68 Z" fill="var(--splash-cell-fill)" opacity="0.15"/>
<path d="M50 86 L39.608 80 L39.608 92 L50 98 Z" fill="var(--splash-cell-fill)" opacity="0.55"/>
<path d="M39.608 80 L29.216 74 L29.216 86 L39.608 92 Z" fill="var(--splash-cell-fill)" opacity="0.2"/>
<path d="M29.216 74 L18.824 68 L18.824 80 L29.216 86 Z" fill="var(--splash-cell-fill)" opacity="0.35"/>
<path d="M18.824 68 L8.432 62 L8.432 74 L18.824 80 Z" fill="var(--splash-cell-fill)" opacity="0.1"/>
<path d="M50 50 L91.568 26 L91.568 74 L50 98 Z" fill="var(--splash-face-fill)" stroke="var(--splash-stroke)" stroke-width="2" stroke-linejoin="round"/>
<path d="M50 50 L60.392 44 L60.392 56 L50 62 Z" fill="var(--splash-cell-fill)" opacity="0.3"/>
<path d="M60.392 44 L70.784 38 L70.784 50 L60.392 56 Z" fill="var(--splash-cell-fill)" opacity="0.15"/>
<path d="M70.784 38 L81.176 32 L81.176 44 L70.784 50 Z" fill="var(--splash-cell-fill)" opacity="0.45"/>
<path d="M81.176 32 L91.568 26 L91.568 38 L81.176 44 Z" fill="var(--splash-cell-fill)" opacity="0.25"/>
<path d="M50 62 L60.392 56 L60.392 68 L50 74 Z" fill="var(--splash-cell-fill)" opacity="0.5"/>
<path d="M60.392 56 L70.784 50 L70.784 62 L60.392 68 Z" fill="var(--splash-cell-fill)" opacity="0.35"/>
<path d="M70.784 50 L81.176 44 L81.176 56 L70.784 62 Z" fill="var(--splash-cell-fill)" opacity="0.1"/>
<path d="M81.176 44 L91.568 38 L91.568 50 L81.176 56 Z" fill="var(--splash-cell-fill)" opacity="0.4"/>
<path d="M50 74 L60.392 68 L60.392 80 L50 86 Z" fill="var(--splash-cell-fill)" opacity="0.2"/>
<path d="M60.392 68 L70.784 62 L70.784 74 L60.392 80 Z" fill="var(--splash-cell-fill)" opacity="0.55"/>
<path d="M70.784 62 L81.176 56 L81.176 68 L70.784 74 Z" fill="var(--splash-cell-fill)" opacity="0.3"/>
<path d="M81.176 56 L91.568 50 L91.568 62 L81.176 68 Z" fill="var(--splash-cell-fill)" opacity="0.15"/>
<path d="M50 86 L60.392 80 L60.392 92 L50 98 Z" fill="var(--splash-cell-fill)" opacity="0.45"/>
<path d="M60.392 80 L70.784 74 L70.784 86 L60.392 92 Z" fill="var(--splash-cell-fill)" opacity="0.25"/>
<path d="M70.784 74 L81.176 68 L81.176 80 L70.784 86 Z" fill="var(--splash-cell-fill)" opacity="0.4"/>
<path d="M81.176 68 L91.568 62 L91.568 74 L81.176 80 Z" fill="var(--splash-cell-fill)" opacity="0.2"/>
<path d="M50 2 L8.432 26 L50 50 L91.568 26 Z" fill="none" stroke="var(--splash-stroke)" stroke-width="2" stroke-linejoin="round"/>
<g transform="matrix(0.866, 0.5, -0.866, 0.5, 50, 26) scale(0.75)">
<path fill-rule="evenodd" clip-rule="evenodd" d="M-16 -20 L16 -20 L16 20 L-16 20 Z M-8 -12 L-8 12 L8 12 L8 -12 Z" fill="var(--splash-logo-fill)"/>
<path d="M-8 -4 L8 -4 L8 12 L-8 12 Z" fill="var(--splash-logo-fill)" fill-opacity="0.4"/>
</g>
</svg>
</div>
</body>
</html>`;
};
@@ -2394,6 +2452,12 @@ app.whenReady().then(async () => {
Menu.setApplicationMenu(buildMacMenu());
}
state.mainWindow = createBrowserWindow({
label: 'main',
restoreGeometry: true,
url: null,
});
const initial = extractInitialDeepLinks();
if (initial.length > 0) handleDeepLinks(initial);