Flutter Number Editing Controller

Overview

Missing number input controller for flutter apps

Features

• formats as-you-type text fields as numbers (decimals, currency or integers)
• extracts num value from the input
• an example with final controller = NumberEditingTextController.currency(currencyName: 'JPY'); controller

Getting started

• install the library

flutter pub add number_editing_controller

Usage

Working example can be found in example directory

• first you should define your controller

integer input

final controller = NumberEditingTextController.integer();

decimal input

final controller = NumberEditingTextController.decimal();

currency amount input

final controller = NumberEditingTextController.currency();

• optionally you can provide locale to use locale-based formatting
• for currency() there's also currencyName and currencySymbol parameters available
• you can set allowNegative to false to allow only unsigned input
• set this controller as the controller for the target TextField
• now the TextField would filter out all non-integer symbols
• you can extract the value with controller.number