Imagine I have created a File (import 'dart:io). I need the user to download the file (to their Download or Documents directory). This is how I create the file. getApplicationDocumentsDirectory() is from permission_handler. final dir = await getApplicationDocumentsDirectory(); final file…
I am coding a dark and light theme. And I want to use custom textTheme inside themeDatas. I created the textthemes but not with my own variable names. How to create TextStyle with my own variable names. ThemeData darkTheme =…
when i sign in with a firebase user i want his profile picture to show in the home page drawer from the firestore url field, so and show in a circle avatar widget, so i wrote a function to get…
currently, I have as an example a cubit that is injected with BlocProvider in ScreenA. class ScreenA extends StatelessWidget { const ScreenA({super.key}); @override Widget build(BuildContext context) { return BlocProvider<MyCubit>( create: (context) => MyCubit(), child: ... ); } } For the…
For example i have some of the following Duration values 0:12:15.000000 // the hour is 0 so i want to display the value like mm-ss => 12:15 0:01:02.000000 // the minutes is less than 10 so i want to display…
There is a state provider final valueStateProvider = StateProvider<int>((ref) => 50); a possible solution to show modals is Widget build(BuildContext context, WidgetRef ref) { final value = ref.watch(valueStateProvider); ref.listen<int>(valueStateProvider, (prev, curr) { if (curr == 65) { // show a…
void main() async { WidgetsFlutterBinding.ensureInitialized(); if (kIsWeb) { await Firebase.initializeApp( options: const FirebaseOptions( apiKey: "", appId: "", messagingSenderId: "", projectId: "", storageBucket: "", ), ); } else { await Firebase.initializeApp(); } runApp(const MyApp()); } Exception has occurred. PlatformException (PlatformException(channel-error, Unable…
Here the finally print not showing in the output, What should I have to do ,, If any mistake I am doing so please guide me. I try to handle the exception and print the finally out put but it…
what is difference Bool(native bool) and bool in terms of using? i got bool using getBool of SharedPreferences. and found out received type isn't Bool(native bool). for example... abstract class PrefApi{ const PrefApi(); Bool getNativeBool(String key); bool getBool(String key); }…
Tried to open .pdf file like ElevatedButton( onPressed: () async { await OpenFile.open('/storage/emulated/0/Download/myqr.pdf') .then((value) { log(value.message.toString()); }); }, child: const Text("Open File"), ) But not working. It gives error: Permission denied: android.permission.READ_EXTERNAL_STORAGE Already added permisions in AndroidMenifest.xml <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />…