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feat: theme logo (#15268)

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* feat: theme logo

Signed-off-by: fufesou <linlong1266@gmail.com>

* perf(flutter): cache theme logo asset resolution

* Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

---------

Signed-off-by: fufesou <linlong1266@gmail.com>
Co-authored-by: RustDesk <71636191+rustdesk@users.noreply.github.com>
Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
This commit is contained in:
fufesou
2026-06-14 13:47:39 +08:00
committed by GitHub
parent cc7fe4efdc
commit 78533e428e
1 changed files with 53 additions and 8 deletions
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61
flutter/lib/common.dart
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@@ -3713,14 +3713,54 @@ Widget loadPowered(BuildContext context) {
).marginOnly(top: 6);
}
// max 300 x 60
Widget loadLogo() {
return FutureBuilder<ByteData>(
future: rootBundle.load('assets/logo.png'),
builder: (BuildContext context, AsyncSnapshot<ByteData> snapshot) {
if (snapshot.hasData) {
const _kDefaultLogoAsset = 'assets/logo.png';
const _kLightLogoAsset = 'assets/logo_light.png';
const _kDarkLogoAsset = 'assets/logo_dark.png';
List<String> _logoAssetCandidatesForBrightness(Brightness brightness) {
return brightness == Brightness.dark
? [_kDarkLogoAsset, _kDefaultLogoAsset]
: [_kLightLogoAsset, _kDefaultLogoAsset];
}
Future<String?> _resolveLogoAsset(Brightness brightness) async {
for (final asset in _logoAssetCandidatesForBrightness(brightness)) {
try {
await rootBundle.load(asset);
return asset;
} on FlutterError {
continue;
}
}
return null;
}
class _Logo extends StatefulWidget {
const _Logo();
@override
State<_Logo> createState() => _LogoState();
}
class _LogoState extends State<_Logo> {
final Map<Brightness, Future<String?>> _logoFutures = {};
Future<String?> _logoFutureFor(Brightness brightness) {
return _logoFutures.putIfAbsent(
brightness,
() => _resolveLogoAsset(brightness),
);
}
@override
Widget build(BuildContext context) {
return FutureBuilder<String?>(
future: _logoFutureFor(Theme.of(context).brightness),
builder: (BuildContext context, AsyncSnapshot<String?> snapshot) {
final asset = snapshot.data;
if (asset != null) {
final image = Image.asset(
'assets/logo.png',
asset,
fit: BoxFit.contain,
errorBuilder: (ctx, error, stackTrace) {
return Container();
@@ -3732,9 +3772,14 @@ Widget loadLogo() {
).marginOnly(left: 12, right: 12, top: 12);
}
return const Offstage();
});
},
);
}
}
// max 300 x 60
Widget loadLogo() => const _Logo();
Widget loadIcon(double size) {
return Image.asset('assets/icon.png',
width: size,