PS D:DevelopmentULTIMAT POSApp POS BackupUltimatePOS_Flutter_1.7.1pos> flutter run Launching libmain.dart on M2102J20SG in debug mode... FAILURE: Build failed with an exception. Where: Build file 'D:DevelopmentULTIMAT POSApp POS BackupUltimatePOS_Flutter_1.7.1posandroidappbuild.gradle' line: 50 What went wrong: A problem occurred evaluating project ':app'. Could not…
i have a popup dialog but but i cant remove the background dialog box. i have tried to set it to transparent but still there is a shade of black. Is there other way i can use other then dialog…
This is my app bar with one line text: appBar: AppBar( title: Text("Summer Trip"), centerTitle: true, actions: [ PopupMenuButton( itemBuilder: (context){ return [ PopupMenuItem<int>( value: 0, child: Text("Test"), ), ]; }, ), ], ), And it gives the following result:…
I have a function that map from one list and add every item to another list: List<TimeSeriesValues> list = (data["list"] as List).mapIndexed( (index, e) => TimeSeriesValues(DateTime.tryParse(e["detectedAt"])!,int.parse(e['score']))).toList(); This is TimeSeriesValues class: class TimeSeriesValues { final DateTime time; final int values; TimeSeriesValues(this.time,…
There was an error when I inserted the DropdownButton code into my code. Outside the code containing the body, they declared it as a class, and when I put the class declared in the code, an error message appeared as…
Code snippet A is working, but not snippet B. I check variable "image"s data type with print(), both A and B's image (variable) has a datatype (XFile), not a Null. But B is still not working.... final XFile? image =…
I am following this 5 minutes video to set up an audio recorder in Flutter. When I click the ElevatedButton to start recording the audio, it does change between play and stop, and an audio file is created, but the…
I have an exception : class WrongHourException implements Exception {} and I have a function that check many things such as checking hour : void confrimSchedule({ required String startHour, required String startMinute, required String endHour, required String endMinute, required String…
I tried to create a list of custom TextformField which can be deleted using a button with the Map function but the Textformfield is not deleting properly. It is always the last Widget that is deleted. Does anyone have a…
I just wrapped the following text widget with a ValueListenableBuilder and now I can't access my widget.homeTween variable Getting "The property 'homeTween' can't be unconditionally accessed because the receiver can be 'null'." ValueListenableBuilder<Box<String>>( valueListenable: _localUser.listenable(), builder: (context, box, widget) {…