flutter Archives - Page 4 of 5

How to create Toast in Flutter

Can I create something similar to Toasts in Flutter? Just a tiny notification window that is not directly in the face of the ...

May 21, 2022
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Flutter: how to prevent device orientation changes and force portrait?

I would like to prevent my application from changing its orientation and force the layout to stick to “portrait”. In the main.dart, I ...

May 20, 2022
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Sizing elements to percentage of screen width/height

Is there a simple (non-LayoutBuilder) way to size an element relative to screen size (width/height)? For example: how do I set the width ...

May 19, 2022
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How do I supply an initial value to a text field?

I’d like to supply an initial value to a text field and redraw it with an empty value to clear the text. What’s ...

May 18, 2022
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Dart SDK is not configured

I installed Flutter and set up Android Studio. Then I cloned an example of flutter on GitHub (https://github.com/flutter/flutter) and launched it in Android ...

May 18, 2022
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How to add a ListView to a Column in Flutter?

I’m trying to construct a simple login page for my Flutter app. I’ve successfully built the TextFields and log in/Sign in buttons. I ...

May 17, 2022
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How to do Rounded Corners Image in Flutter

I am using Flutter to make a list of information about movies. Now I want the cover image on the left to be ...

May 14, 2022
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Scaffold.of() called with a context that does not contain a Scaffold

As you can see, my button is inside the Scaffold‘s body. But I get this exception: Scaffold.of() called with a context that does ...

May 14, 2022
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Flutter – Wrap text on overflow, like insert ellipsis or fade

I’m trying to create a line in which center text has a maximum size, and if the text content is too large, it ...

May 14, 2022
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Message “flutter run: No connected devices”

I am trying to create a sample application with Flutter (fresh installation). Android Studio is also installed (fresh installation). Here is the output ...

May 13, 2022
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