Category "dart"

Detect if device auto orientation mode turned on or off in Flutter

I'm working on this app that uses a video player. In here I use 2 main options to change the orientation of the player, which are the fullscreen button, and the

Generating aes cbc key from password and iv in dart

anyone havean idea how can i generate a key for aes encryption in dart from iv and password? like this code written in C#: var spec = new Rfc2898DeriveBytes(En

Flutter DraggableScrollableSheet extent control

I am trying to implement a DraggableScrollableSheet that expands to maxChildSize when I perform a drag up action and collapses to minChildSize when I perform a

Possible to insert values into stream asynchronously in dart?

I have a function which downloads the RSS Feed and parses it. After that, I iterate through each team and do some processing on it. For now, this processing is

How to position widget inside Stack relative to center?

Stack( children: [ Positioned( left: ??? + 20, child: Text('This text is 20 pixel left to the center of the stack'), ), ], ),

Flutter _ How to fix display error of this keyboard

After I clicked on the line to edit the text, my keyboard appeared too high, making the interface look like it was corrupted.

Flutter convert package or dart:convert

I am following a Flutter tutorial. JSON is converted using the dart convert library: import 'dart:convert'; However, I see that a flutter package is available

Flutter assets_audio_player

i have a problem with this package (https://pub.dev/packages/assets_audio_player), only and only on iOS after having lowered the volume of a song it does not ra

Undefined Name | Error in TextEditingController (''Flutter/Dart)

I have Error in "controller" it says undefined name 'profileNameTextEditingController' language: Flutter/dart My Activity : Activity line 1-29Error

can I use the HTML widget to parse a google maps embed?

I am trying to put a google map in my application using flutter so I tried to use the HTML widget to parse an iframe that holds the embed link from google maps

How can i show previous 30 days in my list calendar?

I have a calendar, that works correct but shows only current day and future. How can i set previous days? I'd like to highliht a current day but also give an op

Flutter : Issue with the dependencies in the project

I am using a prebuilt project and I am getting below issue with the three dependencies mentioned Error: Cannot run with sound null safety, because the followin

Flutter : How to Automaticallly scroll to end of SingleChildScrollView

I have a SingleChildScrollView, its scrollDirection is set to Horizontal with 5 child widgets placed inside a Row Widget. I want to programmatically scroll to t

EventChannel not being called every time

I am very new to flutter+dart framework. I am trying to understand how EventChannel works. I have set up EventChannel to capture the number of an incoming call.

How to avoid keyboard popping out while navigating to next screen?

When I navigate from LoginScreen() to HomeScreen() the keyboard pops up for no apparent reason for a split second and then immediately closes while the navigati

How to Share Image from API(URL) in flutter?

Here I want to share image which I get through API. I tried different method for this functionality but I did not get any solution because every solutions have

How to Listen For BLE signals in background using Flutter and Dart?

I'm trying to figure out how to add a listener in flutter that would listen for BLE signals even in the phone background, while the app is off. Is it possible t

How can I tell if DateTime.Now() is on a day AFTER a different DateTime

I'm running this on flutter, but I guess this could be a more general issue. I am saving a DateTime in the preferences. I want to be able to then tell if DateT

borderRadius is not true in PinCodeTextField

I create an pin code text field like below, but when i try using shape: PinCodeFieldShape.circle, my console throw me 'package:flutter/src/painting/box_decor

Round Image File

I did this code to get an image from firestore and use it as an icon for a Map Marker. final StorageReference storageReference = FirebaseStorage().ref().child(