- html - 出于某种原因,IE8 对我的 Sass 文件中继承的 html5 CSS 不友好?
- JMeter 在响应断言中使用 span 标签的问题
- html - 在 :hover and :active? 上具有不同效果的 CSS 动画
- html - 相对于居中的 html 内容固定的 CSS 重复背景?
运行后flutter pub run build_runner watch --delete-conflicting-outputs
构建运行器输出
$ flutter pub run build_runner watch --delete-conflicting-outputs
[INFO] Generating build script...
[INFO] Generating build script completed, took 402ms
[WARNING] Deleted previous snapshot due to missing asset graph.
[INFO] Creating build script snapshot......
[INFO] Creating build script snapshot... completed, took 11.7s
[INFO] Setting up file watchers...
[INFO] Setting up file watchers completed, took 18ms
[INFO] Waiting for all file watchers to be ready...
[INFO] Waiting for all file watchers to be ready completed, took 87ms
[INFO] Initializing inputs
[INFO] Building new asset graph...
[INFO] Building new asset graph completed, took 968ms
[INFO] Checking for unexpected pre-existing outputs....
[INFO] Checking for unexpected pre-existing outputs. completed, took 1ms
[INFO] Running build...
[INFO] 1.1s elapsed, 22/38 actions completed.
[INFO] 2.2s elapsed, 27/43 actions completed.
[INFO] 3.3s elapsed, 30/46 actions completed.
[INFO] 4.3s elapsed, 30/46 actions completed.
[INFO] 6.3s elapsed, 30/46 actions completed.
[INFO] 13.3s elapsed, 57/72 actions completed.
[INFO] 14.3s elapsed, 123/139 actions completed.
[INFO] 15.5s elapsed, 142/158 actions completed.
[INFO] 16.5s elapsed, 160/176 actions completed.
[INFO] 17.6s elapsed, 168/184 actions completed.
[INFO] 18.6s elapsed, 176/192 actions completed.
[INFO] 19.7s elapsed, 191/207 actions completed.
[SEVERE] auto_route_generator:autoRouteGenerator on lib/application/auth/auth_Bloc/auth_bloc.dart:
NoSuchMethodError: The getter 'definingUnit' was called on null.
Receiver: null
Tried calling: definingUnit
#0 Object.noSuchMethod (dart:core-patch/object_patch.dart:51:5)
#1 LinkedElementFactory.isLibraryUri (package:analyzer/src/summary2/linked_element_factory.dart:133:28)
#2 LibraryContext.isLibraryUri (package:analyzer/src/dart/analysis/library_context.dart:97:27)
#3 LibraryAnalyzer._isLibrarySource (package:analyzer/src/dart/analysis/library_analyzer.dart:522:25)
#4 LibraryAnalyzer._resolveDirectives (package:analyzer/src/dart/analysis/library_analyzer.dart:562:36)
#5 LibraryAnalyzer.analyzeSync (package:analyzer/src/dart/analysis/library_analyzer.dart:136:5)
#6 LibraryAnalyzer.analyze (package:analyzer/src/dart/analysis/library_analyzer.dart:107:12)
#7 AnalysisDriver._computeAnalysisResult2.<anonymous closure> (package:analyzer/src/dart/analysis/driver.dart:1317:63)
#8 PerformanceLog.run (package:analyzer/src/dart/analysis/performance_logger.dart:32:15)
#9 AnalysisDriver._computeAnalysisResult2 (package:analyzer/src/dart/analysis/driver.dart:1294:20)
#10 AnalysisDriver._computeAnalysisResult.<anonymous closure> (package:analyzer/src/dart/analysis/driver.dart:1247:14)
#11 _rootRun (dart:async/zone.dart:1190:13)
#12 _CustomZone.run (dart:async/zone.dart:1093:19)
#13 _runZoned (dart:async/zone.dart:1630:10)
#14 runZoned (dart:async/zone.dart:1550:10)
#15 NullSafetyUnderstandingFlag.enableNullSafetyTypes (package:analyzer/dart/element/null_safety_understanding_flag.dart:42:12)
#16 AnalysisDriver._computeAnalysisResult (package:analyzer/src/dart/analysis/driver.dart:1246:40)
#17 AnalysisDriver._computeErrors (package:analyzer/src/dart/analysis/driver.dart:1372:41)
#18 AnalysisDriver.performWork (package:analyzer/src/dart/analysis/driver.dart:979:20)
#19 AnalysisDriverScheduler._run (package:analyzer/src/dart/analysis/driver.dart:2013:24)
<asynchronous suspension>
#20 AnalysisDriverScheduler.start (package:analyzer/src/dart/analysis/driver.dart:1936:5)
#21 analysisDriver (package:build_resolvers/src/analysis_driver.dart:62:13)
#22 AnalyzerResolvers._ensureInitialized.<anonymous closure> (package:build_resolvers/src/resolver.dart:306:26)
<asynchronous suspension>
#23 AnalyzerResolvers._ensureInitialized.<anonymous closure> (package:build_resolvers/src/resolver.dart)
#24 AnalyzerResolvers._ensureInitialized (package:build_resolvers/src/resolver.dart:309:6)
#25 AnalyzerResolvers.get (package:build_resolvers/src/resolver.dart:314:11)
#26 PerformanceTrackingResolvers.get.<anonymous closure> (package:build_runner_core/src/performance_tracking/performance_tracking_resolvers.dart:19:58)
#27 _NoOpBuilderActionTracker.trackStage (package:build_runner_core/src/generate/performance_tracker.dart:302:15)
#28 PerformanceTrackingResolvers.get (package:build_runner_core/src/performance_tracking/performance_tracking_resolvers.dart:19:16)
#29 BuildStepImpl.resolver (package:build/src/builder/build_step_impl.dart:74:54)
#30 _Builder.build (package:source_gen/src/builder.dart:72:32)
#31 runBuilder.buildForInput (package:build/src/generate/run_builder.dart:55:21)
#32 MappedListIterable.elementAt (dart:_internal/iterable.dart:417:31)
#33 ListIterator.moveNext (dart:_internal/iterable.dart:343:26)
#34 Future.wait (dart:async/future.dart:406:26)
#35 runBuilder.<anonymous closure> (package:build/src/generate/run_builder.dart:61:36)
#36 _rootRun (dart:async/zone.dart:1190:13)
#37 _CustomZone.run (dart:async/zone.dart:1093:19)
#38 _runZoned (dart:async/zone.dart:1630:10)
#39 runZonedGuarded (dart:async/zone.dart:1618:12)
#40 runZoned (dart:async/zone.dart:1547:12)
#41 scopeLogAsync (package:build/src/builder/logging.dart:26:3)
#42 runBuilder (package:build/src/generate/run_builder.dart:61:9)
#43 _SingleBuild._runForInput.<anonymous closure>.<anonymous closure>.<anonymous closure> (package:build_runner_core/src/generate/build_impl.dart:485:19)
#44 _NoOpBuilderActionTracker.trackStage (package:build_runner_core/src/generate/performance_tracker.dart:302:15)
#45 _SingleBuild._runForInput.<anonymous closure>.<anonymous closure> (package:build_runner_core/src/generate/build_impl.dart:483:23)
<asynchronous suspension>
#46 _SingleBuild._runForInput.<anonymous closure>.<anonymous closure> (package:build_runner_core/src/generate/build_impl.dart)
#47 NoOpTimeTracker.track (package:timing/src/timing.dart:222:44)
#48 _SingleBuild._runForInput.<anonymous closure> (package:build_runner_core/src/generate/build_impl.dart:440:22)
#49 Pool.withResource (package:pool/pool.dart:127:28)
<asynchronous suspension>
#50 _SingleBuild._runForInput (package:build_runner_core/src/generate/build_impl.dart:436:17)
#51 _SingleBuild._runBuilder.<anonymous closure> (package:build_runner_core/src/generate/build_impl.dart:374:38)
#52 MappedIterator.moveNext (dart:_internal/iterable.dart:392:20)
#53 Future.wait (dart:async/future.dart:406:26)
#54 _SingleBuild._runBuilder (package:build_runner_core/src/generate/build_impl.dart:373:36)
#55 _SingleBuild._runPhases.<anonymous closure>.<anonymous closure> (package:build_runner_core/src/generate/build_impl.dart:319:20)
<asynchronous suspension>
#56 _SingleBuild._runPhases.<anonymous closure>.<anonymous closure> (package:build_runner_core/src/generate/build_impl.dart)
#57 _NoOpBuildPerformanceTracker.trackBuildPhase (package:build_runner_core/src/generate/performance_tracker.dart:184:15)
#58 _SingleBuild._runPhases.<anonymous closure> (package:build_runner_core/src/generate/build_impl.dart:315:47)
#59 NoOpTimeTracker.track (package:timing/src/timing.dart:222:44)
#60 _SingleBuild._runPhases (package:build_runner_core/src/generate/build_impl.dart:309:32)
#61 logTimedAsync (package:build_runner_core/src/logging/logging.dart:25:30)
#62 _SingleBuild._safeBuild.<anonymous closure> (package:build_runner_core/src/generate/build_impl.dart:266:26)
#63 _rootRun (dart:async/zone.dart:1190:13)
#64 _CustomZone.run (dart:async/zone.dart:1093:19)
#65 _runZoned (dart:async/zone.dart:1630:10)
#66 runZonedGuarded (dart:async/zone.dart:1618:12)
#67 runZoned (dart:async/zone.dart:1547:12)
#68 _SingleBuild._safeBuild (package:build_runner_core/src/generate/build_impl.dart:261:5)
#69 _SingleBuild.run (package:build_runner_core/src/generate/build_impl.dart:208:24)
#70 BuildImpl.run (package:build_runner_core/src/generate/build_impl.dart:94:56)
#71 WatchImpl._run.<anonymous closure> (package:build_runner/src/generate/watch_impl.dart:337:14)
<asynchronous suspension>
#72 WatchImpl._run.<anonymous closure> (package:build_runner/src/generate/watch_impl.dart)
#73 WatchImpl._run (package:build_runner/src/generate/watch_impl.dart:355:6)
#74 new WatchImpl (package:build_runner/src/generate/watch_impl.dart:196:20)
#75 _runWatch (package:build_runner/src/generate/watch_impl.dart:127:5)
#76 watch (package:build_runner/src/generate/watch_impl.dart:85:15)
#77 _rootRunUnary (dart:async/zone.dart:1198:47)
#78 _CustomZone.runUnary (dart:async/zone.dart:1100:19)
#79 _FutureListener.handleValue (dart:async/future_impl.dart:143:18)
#80 Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:696:45)
#81 Future._propagateToListeners (dart:async/future_impl.dart:725:32)
#82 Future._completeWithValue (dart:async/future_impl.dart:529:5)
#83 _AsyncAwaitCompleter.complete (dart:async-patch/async_patch.dart:40:15)
#84 _completeOnAsyncReturn (dart:async-patch/async_patch.dart:311:13)
#85 BuildOptions.create (package:build_runner_core/src/generate/options.dart)
#86 _rootRunUnary (dart:async/zone.dart:1198:47)
#87 _CustomZone.runUnary (dart:async/zone.dart:1100:19)
#88 _FutureListener.handleValue (dart:async/future_impl.dart:143:18)
#89 Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:696:45)
#90 Future._propagateToListeners (dart:async/future_impl.dart:725:32)
#91 Future._completeWithValue (dart:async/future_impl.dart:529:5)
#92 _AsyncAwaitCompleter.complete (dart:async-patch/async_patch.dart:40:15)
#93 _completeOnAsyncReturn (dart:async-patch/async_patch.dart:311:13)
#94 TargetGraph.forPackageGraph (package:build_runner_core/src/package_graph/target_graph.dart)
#95 _rootRunUnary (dart:async/zone.dart:1198:47)
#96 _CustomZone.runUnary (dart:async/zone.dart:1100:19)
#97 _FutureListener.handleValue (dart:async/future_impl.dart:143:18)
#98 Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:696:45)
#99 Future._propagateToListeners (dart:async/future_impl.dart:725:32)
#100 Future._completeWithValue (dart:async/future_impl.dart:529:5)
#101 _AsyncAwaitCompleter.complete (dart:async-patch/async_patch.dart:40:15)
#102 _completeOnAsyncReturn (dart:async-patch/async_patch.dart:311:13)
#103 _packageBuildConfig (package:build_runner_core/src/package_graph/target_graph.dart)
#104 _rootRunUnary (dart:async/zone.dart:1198:47)
#105 _CustomZone.runUnary (dart:async/zone.dart:1100:19)
#106 _FutureListener.handleValue (dart:async/future_impl.dart:143:18)
#107 Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:696:45)
#108 Future._propagateToListeners (dart:async/future_impl.dart:725:32)
#109 Future._completeWithValue (dart:async/future_impl.dart:529:5)
#110 _AsyncAwaitCompleter.complete (dart:async-patch/async_patch.dart:40:15)
#111 _completeOnAsyncReturn (dart:async-patch/async_patch.dart:311:13)
#112 BuildConfig.fromBuildConfigDir (package:build_config/src/build_config.dart)
#113 _rootRunUnary (dart:async/zone.dart:1198:47)
#114 _CustomZone.runUnary (dart:async/zone.dart:1100:19)
#115 _FutureListener.handleValue (dart:async/future_impl.dart:143:18)
#116 Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:696:45)
#117 Future._propagateToListeners (dart:async/future_impl.dart:725:32)
#118 Future._completeWithValue (dart:async/future_impl.dart:529:5)
#119 Future._asyncCompleteWithValue.<anonymous closure> (dart:async/future_impl.dart:567:7)
#120 _rootRun (dart:async/zone.dart:1190:13)
#121 _CustomZone.run (dart:async/zone.dart:1093:19)
#122 _CustomZone.bindCallback.<anonymous closure> (dart:async/zone.dart:1021:23)
#123 _microtaskLoop (dart:async/schedule_microtask.dart:41:21)
#124 _startMicrotaskLoop (dart:async/schedule_microtask.dart:50:5)
#125 _runPendingImmediateCallback (dart:isolate-patch/isolate_patch.dart:118:13)
#126 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:169:5)
[INFO] 21.0s elapsed, 196/212 actions completed.
[INFO] 22.1s elapsed, 196/212 actions completed.
[INFO] 23.2s elapsed, 196/212 actions completed.
[INFO] 24.2s elapsed, 196/212 actions completed.
[INFO] 25.3s elapsed, 196/212 actions completed.
[INFO] 26.4s elapsed, 196/212 actions completed.
[INFO] 27.5s elapsed, 196/212 actions completed.
[INFO] 28.6s elapsed, 196/212 actions completed.
[INFO] 29.6s elapsed, 196/212 actions completed.
[INFO] 30.7s elapsed, 196/212 actions completed.
[INFO] 31.8s elapsed, 196/212 actions completed.
[INFO] 32.8s elapsed, 196/212 actions completed.
[INFO] 33.9s elapsed, 196/212 actions completed.
[INFO] 35.0s elapsed, 196/212 actions completed.
[WARNING] No actions completed for 15.1s, waiting on:
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/product_list/widget/product_list_body_widget.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/quantityChanger/addToCart_Icon_Button.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/quantityChanger/quantity_changer.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/sidenav/store_sidenav_widget.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/favourite/store_favourite_page.dart
.. and 11 more
[INFO] 36.1s elapsed, 196/212 actions completed.
[INFO] 37.2s elapsed, 196/212 actions completed.
[INFO] 38.3s elapsed, 196/212 actions completed.
[INFO] 39.3s elapsed, 196/212 actions completed.
[INFO] 40.4s elapsed, 196/212 actions completed.
[INFO] 41.5s elapsed, 196/212 actions completed.
[INFO] 42.6s elapsed, 196/212 actions completed.
[INFO] 43.6s elapsed, 196/212 actions completed.
[INFO] 44.7s elapsed, 196/212 actions completed.
[INFO] 45.8s elapsed, 196/212 actions completed.
[INFO] 46.9s elapsed, 196/212 actions completed.
[INFO] 47.9s elapsed, 196/212 actions completed.
[INFO] 48.9s elapsed, 196/212 actions completed.
[INFO] 50.0s elapsed, 196/212 actions completed.
[WARNING] No actions completed for 15.1s, waiting on:
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/product_list/widget/product_list_body_widget.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/quantityChanger/addToCart_Icon_Button.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/quantityChanger/quantity_changer.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/sidenav/store_sidenav_widget.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/favourite/store_favourite_page.dart
.. and 11 more
[INFO] 51.2s elapsed, 196/212 actions completed.
[INFO] 52.3s elapsed, 196/212 actions completed.
[INFO] 53.4s elapsed, 196/212 actions completed.
[INFO] 54.4s elapsed, 196/212 actions completed.
[INFO] 55.5s elapsed, 196/212 actions completed.
[INFO] 56.6s elapsed, 196/212 actions completed.
[INFO] 57.6s elapsed, 196/212 actions completed.
[INFO] 58.6s elapsed, 196/212 actions completed.
[INFO] 59.7s elapsed, 196/212 actions completed.
[INFO] 1m 0s elapsed, 196/212 actions completed.
[INFO] 1m 1s elapsed, 196/212 actions completed.
[INFO] 1m 2s elapsed, 196/212 actions completed.
[INFO] 1m 4s elapsed, 196/212 actions completed.
[INFO] 1m 5s elapsed, 196/212 actions completed.
[WARNING] No actions completed for 15.1s, waiting on:
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/product_list/widget/product_list_body_widget.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/quantityChanger/addToCart_Icon_Button.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/quantityChanger/quantity_changer.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/sidenav/store_sidenav_widget.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/favourite/store_favourite_page.dart
.. and 11 more
[INFO] 1m 6s elapsed, 196/212 actions completed.
[INFO] 1m 7s elapsed, 196/212 actions completed.
[INFO] 1m 8s elapsed, 196/212 actions completed.
[INFO] 1m 9s elapsed, 196/212 actions completed.
[INFO] 1m 10s elapsed, 196/212 actions completed.
[INFO] 1m 11s elapsed, 196/212 actions completed.
[INFO] 1m 12s elapsed, 196/212 actions completed.
[INFO] 1m 13s elapsed, 196/212 actions completed.
[INFO] 1m 14s elapsed, 196/212 actions completed.
[INFO] 1m 15s elapsed, 196/212 actions completed.
[INFO] 1m 17s elapsed, 196/212 actions completed.
[INFO] 1m 18s elapsed, 196/212 actions completed.
[INFO] 1m 19s elapsed, 196/212 actions completed.
[INFO] 1m 20s elapsed, 196/212 actions completed.
[WARNING] No actions completed for 15.1s, waiting on:
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/product_list/widget/product_list_body_widget.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/quantityChanger/addToCart_Icon_Button.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/quantityChanger/quantity_changer.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/core/sidenav/store_sidenav_widget.dart
- auto_route_generator:autoRouteGenerator on lib/presentation/pages/store/favourite/store_favourite_page.dart
.. and 11 more
[INFO] 1m 21s elapsed, 196/212 actions completed.
[INFO] 1m 22s elapsed, 196/212 actions completed.
[INFO] 1m 23s elapsed, 196/212 actions completed.
[INFO] 1m 24s elapsed, 196/212 actions completed.
[INFO] 1m 25s elapsed, 196/212 actions completed.
[INFO] 1m 26s elapsed, 196/212 actions completed.
Terminate batch job (Y/N)? y
我的
pubspec.yaml
name: Test Flutter
description: A new Flutter project.
publish_to: "none"
version: 1.0.0+1
environment:
sdk: ">=2.9.0 <3.0.0"
dependencies:
flutter:
sdk: flutter
analyzer: ^0.40.6
auto_route: ^0.6.9
badges: ^1.1.4
cached_network_image: ^2.3.3
cloud_firestore: ^0.14.2
cloud_functions: ^0.6.0+1
cupertino_icons: ^1.0.0
curved_navigation_bar: ^0.3.4
dartz: ^0.9.2
firebase_auth: ^0.18.2
firebase_cloud_messaging: ^4.0.4+1
firebase_core: ^0.5.1
flushbar: ^1.10.4
flutter_bloc: ^6.0.6
flutter_hooks: ^0.14.1
freezed_annotation: ^0.12.0
get_it: ^5.0.1
google_sign_in: ^4.5.5
injectable: ^1.0.5
json_annotation: ^3.1.0
kt_dart: ^0.8.0
razorpay_flutter: ^1.2.2
rxdart: ^0.24.1
uuid: ^2.2.2
dev_dependencies:
flutter_test:
sdk: flutter
auto_route_generator: ^0.6.9
build_runner: ^1.10.4
flutter_launcher_icons: ^0.8.1
freezed: ^0.12.2
injectable_generator: ^1.0.6
json_serializable: ^3.5.0
lint: ^1.3.0
flutter_icons:
android: "launcher_icon"
ios: true
image_path: "assets/images/sblogo.png"
flutter:
uses-material-design: true
assets:
- assets/images/checked.png
- assets/images/cancel.png
- assets/images/sblogo.png
- assets/images/brand.png
Flutter Doctor 输出:
Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, 1.22.0, on Microsoft Windows [Version 10.0.19041.572], locale en-IN)
[√] Android toolchain - develop for Android devices (Android SDK version 30.0.2)
[√] Android Studio (version 4.0)
[√] VS Code (version 1.50.1)
[!] Connected device
! No devices available
! Doctor found issues in 1 category.
在过去的 2 天里,我一直坚持这一点。
最佳答案
对我来说,arpit 解决方案有效:“将 build_runner 降级到 1.10.2”。
(于 2020 年 11 月 27 日添加):
在其他情况下,如果有一些带有“//”的导入,则可能会出现问题,例如:
`import 'package:path//name.dart'.
这是一个正则表达式,用于查找同一行中具有“//”的“导入”:
(import).*?(//).*?
此解决方案取自
https://github.com/google/json_serializable.dart/issues/738 ,请参阅 dotdotcommadot 答案。
关于Flutter build_runner watch 不工作 |在 null 上调用了 getter 'definingUnit',我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/64658523/
我正在尝试从flutter应用程序构建apk,但出现此错误: Note: /mnt/Software/Linux/Flutter/flutter/.pub-cache/hosted/pub.dartl
我有一个名为 X 的较大应用程序,还有另一个名为 Y 的较小应用程序。他们现在彼此分开,并且工作正常。我想将应用程序 Y 集成到 X 中。我想将 Y 的代码放入 X 项目中,但它们应该有不同的 Mai
在android Studio中选择Create New Flutter Project,出现如下4个选项。 Flutter 应用程序 Flutter 插件 Flutter 包 flutter 模块
我看到我的 flutter 项目生成了一个文件 ios/Flutter/Flutter.podspec ,这个文件有什么用? 如果它与生成的 Flutter.framework 有关? 我应该将它包含
我尝试过的 在包含flutter SDK的位置添加/编辑.bash_profile.rtf文件。 导出PATH = / Users / temur / Documents / Projects / F
Flutter 日志会打印数千个详细/垃圾邮件日志。 我正在尝试调试一个复杂的应用程序,但是打印太冗长了,以至于我很难找到我自己打印的东西。 有没有办法禁用详细? 就像是: Logger.level.
在flutter 1.22更新之后,我在Lineargradient colors属性中遇到错误,这给我一个错误,即未定义名称colors参数。.在Android中更新flutter和flutter插
在下面的代码 widget.hintText 中给出错误,我试图将日期选择器作为单独的组件,并在从其他文件调用它时动态传递提示文本值。 import 'package:date_field/date_
在下面的代码 widget.hintText 中给出错误,我试图将日期选择器作为单独的组件,并在从其他文件调用它时动态传递提示文本值。 import 'package:date_field/date_
Flutter 1.0 发布后,我正在按照步骤搭建 Flutter 开发环境。 在步骤中(如所附屏幕截图所示),它说要更新 $PATH 两次,一次使用 flutter 工具的路径 export PAT
我有一个用 flutter 编写的移动应用程序,我想将其转换为 flutter_web 应用程序(集成 flutter_web 尚不可用)。我目前遇到包裹问题。 我已按照本网站中列出的说明进行操作 h
如何向我的 Flutter 路由添加自定义转换?这是我目前的路线结构。 class MyApp extends StatelessWidget { // This widget is the
我正在尝试通过 URL 在 webview 中显示网页。我试过 flutter_webview_plugin 插件,但是当我在浏览器上运行项目时它不起作用。 在 flutter web applica
我正在使用 animatedContainer 在按下按钮时显示 listView.builder()。这是一个要显示的简单子(monad)列表,但问题是我不知道 ListView 构建器的高度会传递
我目前正在我的应用程序中制作渐变背景动画......我正在使用 lottie 动画的帮助下这样做!我试图将它封装在一个容器中并成功地做到了。但是有一个问题,尽管我将高度更改为大于 2000 的东西,但
美好的一天! 我无法弄清楚如何使用 google 标签管理器设置 flutter。我找到了 this package包括标签管理器 api。但是我不知道如何正确配置它。 (在网络上我只需要复制粘贴一个
我的购物车模型如下 class Cart { String description; double unitCost; double amount; int quantity; S
在 Flutter 应用程序中,我想为在线托管的资源(图像、视频等)实现缓存。 我希望它能在原生平台 (Android/iOS)(例如使用文件系统)和网络(例如使用 IndexedDB)上运行。 Fl
我写了一个页面,在顶部一切都很好,应该是这样。在底部我有一个事件的历史。我的容器的宽度是自动确定的(取决于屏幕的宽度),而高度 - 不,在不同的设备上有不同的高度(底部的缩进是不同的)。是否可以自动确
我正在处理一个页面,其中有一些字段,例如 textfield 和 slider。在页面的末尾必须有一个用于进行下一步的按钮,该按钮被包裹在 Align 中以在页面之间具有固定位置。 另一方面,resi
我是一名优秀的程序员,十分优秀!