bool validIdentifier(char* str) //check if the given identifier is valid or not { if (str[0] == ‘0’ || str[0] == ‘1’ || str[0] == ‘2’ || str[0] == ‘3’ || str[0] == ‘4’ || str[0] == ‘5’ || str[0] == ‘6’ || str[0] == ‘7’ || str[0] == ‘8’ || str[0] == ‘9’ || isPunctuator(str[0]) ..
Category : dart
After downgrading my flutter version, I can’t launch a single app. First I had to solve some package conflict, and after that I couldn’t build any app. This is the message when I try to run flutter run : java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7 at org.codehaus.groovy.vmplugin.VMPluginFactory.<clinit>(VMPluginFactory.java:43) at org.codehaus.groovy.reflection.GroovyClassValueFactory.<clinit>(GroovyClassValueFactory.java:35) at org.codehaus.groovy.reflection.ClassInfo.<clinit>(ClassInfo.java:107) at org.codehaus.groovy.reflection.ReflectionCache.getCachedClass(ReflectionCache.java:95) at org.codehaus.groovy.reflection.ReflectionCache.<clinit>(ReflectionCache.java:39) ..
I can create function to get path from PID, but now i must get process PID. String _getProcessPath(int processID) { var path = ”; var hProcessHandle = OpenProcess( PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, processID); var lpFilename = ‘000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000’ .toNativeUtf16(); var nSize = MAX_PATH; GetModuleFileNameEx(hProcessHandle, NULL, lpFilename, nSize); path = lpFilename.toDartString(); CloseHandle(hProcessHandle); free(lpFilename); return path; } I ..
I want to add bluetooth functionality to my Flutter application for Windows Desktop. Is there any package or way to do it??? Source: Windows..
Currently, this is how I read from C++ using Flutter: final Uint8List result = await platform.invokeMethod(Common.MESSAGE_METHOD, {"message": buffer}); It is handled by Kotlin like this: MethodChannel(flutterEngine.dartExecutor.binaryMessenger, CHANNEL).setMethodCallHandler { call, result -> if (call.method == MESSAGE_METHOD) { val message: ByteArray? = call.argument<ByteArray>("message") //… result.success(response) Since this happens in the main thread, if I take too much ..
Is it possible to work on a flutter project from Mac and Windows at the same time ? Same time in the sense, work on Mac and test with iOS. later access the folder from windows and test windows device without copying the project folder? may be by storing project on a shared space ? ..
I have some libraries to interact with a FTDI chip that I packaged into a DLL in C++. I would like to create a front-end with Flutter and use that library in a windows desktop app. These features are still new in Flutter and the documentation is verry shallow and mobile specific. Following the guide ..
I create flutter application for windows. Me need include to build own my.dll for use it with ffi. how do it? how I will use it: final lib = ffi.DynamicLibrary.open(‘my.dll’); Source: Windows..

I’m trying to implement simple methods which return integers in a Desktop app; Had a few problems with the type conversion so I started testing ffi with my C++ library on a single Dart file; Debugging individually the cpp file gives me the expected results but as soon as i call a print function on ..
I’ve been using flutter for almost 6 months now. Tonight out of nowhere VS Code says Flutter SDK Not Found. It has a locate SDK option which I click and navigate to "C:/src/flutter" I get this Bottom right you’ll see error "That folder does not appear to be Flutter SDK" I also tried ‘flutter doctor’ ..
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