Goal

Understand Flutter and native iOS communication.

Description

This iOS project is the home page that will be integrated with the Flutter module. This project contains a text label to show note preview and a button that can be clicked to show Flutter page. The note is saved locally using UserDefaults for simplicity.

Things learned

• Setup CocoaPods in iOS project.
• Using FlutterEngine, FlutterViewController, FlutterMethodChannel, FlutterLifeCycle to communicate with Flutter module.

Project structure

• AppDelegate.swift
• SceneDelegate.swift
• ViewController.swift: configure the UI.
• /Flutter
  • FlutterNoteManager.swift: singleton bridge between native iOS and Flutter that handles communication using MethodChannel.
• /Notes
  • Note.swift: the note model.
  • NoteReceiverDelegate.swift: a delegate protocol that will be called when user click a button to send a note to native.
  • NoteUserDefaults.swift: handle save and load functionality to UserDefaults.
• /Util
  • Constants.swift

Screenshot