setState() or markNeedsBuild() called during build Initially I want to know why onPress call automatically while rendering. After getting above issue I tried solving it in a number of ways like WidgetsBinding.instance.addPostFrameCallback and Future.delayed . Code class ShadowBtn { static…
I am designing a screen with a list of documents and I decided to use ToggleButtons on the header to filter the documents depending on the year they were published. The information about the documents is loaded from an URL…
i am creating a social media like app, when user clicks on post ,it redirects to a commentpage,in commentspage data is coming from a seperate API,so when go back using Navigator.pop(context), the data in home is not updated, if pressed…
I have an async function (getDataFromDB) which I run inside of an useEffect. The function gets data from firestore. The problem is I can't set state to data from firebase. I get the reference to data, I can see the…
I'm making an Instagram clone app and I'm trying to use StatefulBuilder but the setState function of the builder does not change the color of the Container wrapped in GestureDetector ( onTap function ). StatefulBuilder( builder: (context, setState) { var…
I have a function called pickDateRange and, for some reason, dateRangePicker does not update its value in widget after setState. I would like to know how to solve it. When I print the value of dateRangePicker from function body it…
Here I have implemented splash screen and in main.dart I assigned it as home:SplashScreen(); Here I have also implemented sharedPreferences now I am facing late initialisation error for:static late SharedPreferences pref; I can't understand how resolve it and where to…
i could not manage the state when i used Get.bottomSheet even when i wrap it with GetBuilder(), and use update() function. here is the code this is the function that show the comments in a bottomsheet. commentFunction(context, id, comments) {…
I am designing an application that uses setState to refresh a screen with all its widgets, however I would like to know if there is a way to exclude a particular widget (conainer) and all its children, as if I…
How setState() function redraw the new state after quick changes in statefull management in Flutter It easily redraw the new state but how this concept work? I am beginner in Flutter