setState() or markNeedsBuild called during build

<pre><code>class MyHome extends StatefulWidget { @override State&lt;StatefulWidget&gt; createState() =&gt; new MyHomePage2(); } class MyHomePage2 extends State&lt;My...

When the keyboard appears, the Flutter widgets resize. How to prevent this?

I have a Column of Expanded widgets like this: <pre><code> return new Container( child: new Column( crossAxisAlignment: CrossAxisAlignment.stretch,...

Flutter IOS release size more than 400Mb

New to Flutter. I'm working on this app and on "flutter build ios --release" command is 407Mb on size, with apk instead i have 25Mb. I've tried downgrade flutter witho...

Flutter change checkbox tick icon size

Is it possible to change the tick size of checkbox ? i tried wrapping the <code>CheckBox</code> with <code>Transform.scale</code> with <code>scale: 2.0</code> but it m...

Creating Resizable View that resizes when pinch or drag from corners and sides in FLUTTER

<a href="https://i.stack.imgur.com/Jw3EX.jpg" rel="noreferrer"><img src="https://i.stack.imgur.com/Jw3EX.jpg" alt="enter image description here"></a> I am curr...

SizedBox() not increasing size of CircularProgressIndicator()

I was having issues increasing the size of my circular progress indicator and after doing some research I landed on this Stack Overflow question: <a href="https://stac...

how to create both a horizontal and vertical list view segments in one column

I can render either the horizontal listview or the vertical list view on the screen, but not both successfully in a column. This layout is common on many ecommerce si...

flutter ImageIcon change size

I have this <code>ImageIcon</code>: <pre><code> Container( color: Colors.yellow, padding: const EdgeInsets.all(0.0),...

How to rebuild Flutter widgets when device size changes, in release mode for Flutter View in Android app?

Update: I tried this with a regular 100% Flutter app and was not able to replicate it. In a Flutter View of an Android app, though, I logged the size and there's a log...

Automatically resize Flutter TextFormField content as the user is typing while keeping maxLines equal to 1

I am using <code>TextFormField</code> in my Flutter app to get the email address of users. Some email addresses are long and so, if I keep typing, it will go out of th...

How determine the size of the image to use for apps?

I am using the flutter to develop the app, and in the app, I want to use the image. Since the image can increase the size of the app if not properly sized and...

How to reduce flutter release apk size in IntelliJ IDEA?

I have done this thing in android build.gradle and created proguard-android.txt file in app directory, but the thing is how to without any change in android file done....

How do I animate a large circle resizing down to a small circle on Long Press in Flutter?

I want to animate a large circle/image resizing down into a small circle/image using Flutter. The small circle would be resized directly onto the pointer/my f...

Change Image Size From Uint8List Data in Flutter

I'm trying to change image size from uint8list data. There are lots of Image classes in Flutter as you know, and The final type of image I want to get is ui.Ima...

How to change the size of the text

How to change the text and image size of my <code>ListTile</code>. <pre><code>child: ListTile( title: Center( child...