The PostgrestException instance thrown by the API methods has a code property. In v1, the code property contained the http status code. In v2, the code property contains the PostgREST error code, which is more useful for debugging. BeforeAfter 1 try {2 await supabase.from('countries')....
然后,在原生接口 FlutterCrashPlugin 类中,依次初始化插件实例、绑定方法通道,并在方法通道中先后为 setup 与 postException 提供 Bugly Android SDK 的实现版本,代码如下。 代码语言:txt 复制 public class FlutterCrashPlugin implements MethodCallHandler { //注册器,通常为MainActivity public final Registrar registra...
在Flutter页面中注册后,调用post方法就可以调用对应的Java实现: loadData: (callback) async { Map<String,dynamic>data= await post("home/groups");if(data==null) { callback(false);return; } _data = AllCategoryResponse.fromJson(data);if(_data ==null|| _data.code !=0) { callback(false);...
发消息配置及单击通知跳转 步骤7:使用 TRTC 打单聊语音/视频通话,发送离线推送 使用插件跑通离线推送(iOS 增补) 步骤1:代码中添加 iOS 工程配置 步骤2:应用启动时初始化 步骤3:发消息配置及单击通知跳转 步骤5:前后台切换监听 推送您的其他业务消息 推送API 推送方式 调试 离线推送自查 vivo 调试 厂商推送限制 ...
EditableTextState._schedulePeriodicPostFrameCallbacks null error #160352 opened Dec 16, 2024 Add integration test for cutout rotation evaluation #160354 opened Dec 16, 2024 Initialize dartLoader.rootDirectories so the Web stack trace mapper can convert package source paths #160383 opened Dec...
Also, note that on Android it requires Android API 20+ (see AndroidView) or Android API 19+ if you enable the useHybridComposition Android-specific option. Use InAppWebViewController to control the WebView instance. Example: import 'dart:async'; import 'package:flutter/material.dart'; import...
varstatus =awaitPermission.camera.status;if(status.isUndetermined) {// We didn't ask for permission yet.}// You can can also directly ask the permission about its status.if(awaitPermission.location.isRestricted) {// The OS restricts access, for example because of parental controls.} ...
// 定义key 绑定key final keyText = GlobalKey(); Size size; Offset position; // 获取方法 // 该方法保证了在(build函数渲染完之后)页面渲染完成之后执行 void calculateSizeAndPosition() => WidgetsBinding.instance.addPostFrameCallback((_) { final RenderBox box = keyText.currentContext.findRenderObject...
This article has shown you the typical stuff Flutter developers do when implementing API calls into the app. We have not shown the exact techniques, for example, how to analyze the return from the API call, how to decode that JSON (and it can really complicated) and so on. ...
Widgetbuild(BuildContext context,WidgetRef ref){final String value=ref.watch(helloWorldProvider);returnMaterialApp(home:Scaffold(appBar:AppBar(title:constText('Example')),body:Center(child:Text(value),),),);}} 可以发现,Riverpod的使用比package:Provider还要简单,申明一个全局变量来管理状态数据,然后就...