I'm encountering an issue while working with my Flutter code. I'm trying to implement a ListView builder within a custom widget, but I'm getting an error message that says: 'Expected a value of type '(Object) => Widget', but got one…
I want to show something like this in my flutter app. So, basically user will search for particular location and I will get the latitude and longitude of that location. Now based on that I want to show the direction…
The non-nullable local variable 'product' must be assigned before it can be used. Try giving it an initializer expression, or ensure that it's assigned on every execution path. But the way I thought it ends up giving error //product_model_test.dart import…
How can i prevent the users to accidentally press twice on the button thus placing the same order twice, using debouncing with timer? I actually tried using debouncing on the button but I couldn't figure it out. Can someone explain…
I want to change the color of a text widget based on a condition. If the variable isDark is true, change color to black, else change color to white. Using the code: ListWidget(BuildContext context) => listItems .map( (e) => Center(…
I am creating an app where user can add record. There is a modal bottom sheet which allow user to add their record. When they press add record the modal bottom sheet closes and I reset the text fields and…
I want to design an application with buttons. The 'odd numbers' button will contain a for loop inside such that when clicked, odd numbers will appear on the screen. I'd like to do similarly for even numbers. > class _MyHomePageState…
On a phone with a diagonal of 6.7 the bottom sheet is shown starting from the middle of the screen, although on more "normal" screens, the bottom sheet is shown starting from the bottom of the screen as it should…
I'm currently facing an issue with scrolling text selection in a TextFormField. I have a custom TextAreaFormField widget with a fixed height and a ScrollView for handling longer texts. However, when I select and move the text, the selection can…
I'm developing for Android/iOS and have stumbled upon one problem. Even if another screen displayed by Navigator.push() or something like the image below, I want the specified widget to continue to be displayed at the bottom. This means that I…