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.
Read moreWhat is Flutter activity?
Activity which displays a fullscreen Flutter UI . FlutterActivity is the simplest and most direct way to integrate Flutter within an Android app. FlutterActivity responsibilities. FlutterActivity maintains the following responsibilities: Displays an Android launch screen.
Read moreHow do I check my platform on flutter?
Step 1: Add the import statement import ‘package:flutter/foundation. dart’; to your file. The above code snippet checks if the current platform is Android or not. It first detects the current platform using defaultTargetPlatform and compares it with the values inside the TargetPlatform.22 Kas 2021
Read moreHow do you get the OS name on flutter?
Determine the OS You can get the name of the operating system as a string with the operatingSystem getter . You can also use one of the static boolean getters: isMacOS, isLinux, isWindows, etc.
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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