Adaptive Demo [Material 3 Reply App]

[a-wallen]

Out-of-the-box adaptive layouts were the most requested feature on desktop platforms in the Q3 2022 survey. The M3 Reply App is a good example of an app that adapts. This PR contains an implementation of the app.

kuhtyctp-Adaptive.Hero.-.3P.1.mp4

Screen.Recording.2022-12-09.at.10.14.03.AM.mov

Pre-launch Checklist

• I read the Effective Dart: Style recently, and have followed its advice.
• I signed the CLA.
• I updated/added relevant documentation (doc comments with ///).
• All existing and new tests are passing.

If you need help, consider asking for advice on the #hackers-devrel channel on Discord.

[domesticmouse]

CI Issues:

Analyzing material3-reply...

   info - lib/widgets/email_widget.dart:103:65 - The 'child' argument should be last in widget constructor invocations. Try moving the argument to the end of the argument list. - sort_child_properties_last
   info - lib/widgets/email_widget.dart:103:72 - Use 'const' with the constructor to improve performance. Try adding the 'const' keyword to the constructor invocation. - prefer_const_constructors
   info - lib/widgets/email_widget.dart:109:65 - The 'child' argument should be last in widget constructor invocations. Try moving the argument to the end of the argument list. - sort_child_properties_last
   info - lib/widgets/email_widget.dart:109:72 - Use 'const' with the constructor to improve performance. Try adding the 'const' keyword to the constructor invocation. - prefer_const_constructors

4 issues found.

[a-wallen]

@domesticmouse thanks for the ping. I think that 56e5fd5 should fix those analyzer errors.

[domesticmouse]

And yet more errors. Please run dart format on the code, it's enforced by the CI.