flutter 集成 #45
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使用 flutter Provider |
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使用 flutter Provider |
`
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:tencent_cloud_chat_uikit/tencent_cloud_chat_uikit.dart';
class MessagePage extends StatefulWidget {
const MessagePage({super.key});
@OverRide
State createState() => _MessagePageState();
}
class _MessagePageState extends State {
final CoreServicesImpl _coreInstance = TIMUIKitCore.getInstance();
@OverRide
void initState() {
super.initState();
WidgetsBinding.instance.addPostFrameCallback((_) async {});
_coreInstance.init(
sdkAppID: 0,
// Replace 0 with the SDKAppID of your IM application when integrating
// language: LanguageEnum.en, // 界面语言配置，若不配置，则跟随系统语言
loglevel: LogLevelEnum.V2TIM_LOG_DEBUG,
onTUIKitCallbackListener: (TIMCallback callbackValue) {},
// 建议配置，详见此部分
listener: V2TimSDKListener());
super.initState();
}
@OverRide
Widget build(BuildContext context) {
return Container();
}
}
`
报错
`Launching lib/main.dart on Chrome in debug mode...
Waiting for connection from debug service on Chrome...
../../../../.pub-cache/hosted/pub.dev/tencent_cloud_chat_uikit-2.6.0+2/lib/ui/views/TIMUIKitConversation/tim_uikit_conversation.dart:163:5: Error: The getter 'model' isn't defined for the class '_TIMUIKitConversationState'.
Try correcting the name to the name of an existing getter, or defining a getter or field named 'model'.
model.setSelectedConversation(conversation);
^^^^^
../../../../.pub-cache/hosted/pub.dev/tencent_cloud_chat_uikit-2.6.0+2/lib/ui/views/TIMUIKitConversation/tim_uikit_conversation.dart:179:57: Error: The getter 'model' isn't defined for the class '_TIMUIKitConversationState'.
Try correcting the name to the name of an existing getter, or defining a getter or field named 'model'.
List<V2TimConversation?> filteredConversationList = model.conversationList.where((element) => (element?.groupID != null || element?.userID != null)).toList();
^^^^^
../../../../.pub-cache/hosted/pub.dev/tencent_cloud_chat_uikit-2.6.0+2/lib/ui/views/TIMUIKitConversation/tim_uikit_conversation.dart:237:19: Error: The getter 'themeViewModel' isn't defined for the class '_TIMUIKitConversationState'.
Try correcting the name to the name of an existing getter, or defining a getter or field named 'themeViewModel'.
final theme = themeViewModel.theme;
^^^^^^^^^^^^^^
../../../../.pub-cache/hosted/pub.dev/tencent_cloud_chat_uikit-2.6.0+2/lib/ui/views/TIMUIKitConversation/tim_uikit_conversation.dart:290:57: Error: The getter 'model' isn't defined for the class '_TIMUIKitConversationState'.
Try correcting the name to the name of an existing getter, or defining a getter or field named 'model'.
providers: [ChangeNotifierProvider.value(value: model), ChangeNotifierProvider.value(value: friendShipViewModel)],
^^^^^
../../../../.pub-cache/hosted/pub.dev/tencent_cloud_chat_uikit-2.6.0+2/lib/ui/views/TIMUIKitConversation/tim_uikit_conversation.dart:290:44: Error: Inferred type argument 'dynamic' doesn't conform to the bound 'ChangeNotifier?' of the type variable 'T' on 'ChangeNotifierProvider'.
Try specifying type arguments explicitly so that they conform to the bounds.
providers: [ChangeNotifierProvider.value(value: model), ChangeNotifierProvider.value(value: friendShipViewModel)],
^
../../../../.pub-cache/hosted/pub.dev/provider-6.1.2/lib/src/change_notifier_provider.dart:98:30: Context: This is the type variable whose bound isn't conformed to.
class ChangeNotifierProvider<T extends ChangeNotifier?>
^
../../../../.pub-cache/hosted/pub.dev/tencent_cloud_chat_uikit-2.6.0+2/lib/ui/views/TIMUIKitConversation/tim_uikit_conversation.dart:327:76: Error: The getter 'model' isn't defined for the class '_TIMUIKitConversationState'.
Try correcting the name to the name of an existing getter, or defining a getter or field named 'model'.
final isCurrent = conversationItem.conversationID == model.selectedConversation?.conversationID;
^^^^^
../../../../.pub-cache/hosted/pub.dev/tencent_cloud_chat_uikit-2.6.0+2/lib/ui/views/TIMUIKitConversation/tim_uikit_conversation.dart:394:21: Error: The getter 'model' isn't defined for the class '_TIMUIKitConversationState'.
Try correcting the name to the name of an existing getter, or defining a getter or field named 'model'.
model.refresh();
^^^^^
Failed to compile application.
`
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