To call a function of a parent, you can use the callback pattern . In this example, a function on the color selected is passed to the child. The child calls the function when a button is pressed: import ‘package:flutter/material.
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dart and follow the below steps.
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Call Dart from Java or Objective-C using Method Channels
Read moreHow do you communicate with native Android on Flutter?
To send a message to native we use invokeMethod , as below. invokeMethod is an async method so we must add await and wrap the call inside an async (Future) method. If there is a result that’s sent back from native it will be assigned to the response variable.
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Flutter Call Native Android Code – Easily Example
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