stack_wallet/lib/utilities/show_loading.dart

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2023-05-26 21:21:16 +00:00
/*
* This file is part of Stack Wallet.
*
* Copyright (c) 2023 Cypher Stack
* All Rights Reserved.
* The code is distributed under GPLv3 license, see LICENSE file for details.
* Generated by Cypher Stack on 2023-05-26
*
*/
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:stackwallet/themes/stack_colors.dart';
import 'package:stackwallet/utilities/logger.dart';
import 'package:stackwallet/widgets/custom_loading_overlay.dart';
Future<T?> showLoading<T>({
required Future<T> whileFuture,
required BuildContext context,
required String message,
String? subMessage,
bool isDesktop = false,
bool opaqueBG = false,
void Function(Exception)? onException,
}) async {
unawaited(
showDialog<void>(
context: context,
barrierDismissible: false,
builder: (_) => WillPopScope(
onWillPop: () async => false,
child: Container(
color: Theme.of(context)
.extension<StackColors>()!
.overlay
.withOpacity(opaqueBG ? 1.0 : 0.6),
child: CustomLoadingOverlay(
message: message,
subMessage: subMessage,
eventBus: null,
),
),
),
),
);
Exception? ex;
T? result;
try {
result = await whileFuture;
} catch (e, s) {
Logging.instance.log(
"showLoading caught: $e\n$s",
level: LogLevel.Warning,
);
ex = e is Exception ? e : Exception(e.toString());
}
if (context.mounted) {
Navigator.of(context, rootNavigator: isDesktop).pop();
if (ex != null) {
onException?.call(ex);
}
}
return result;
}