system_tray

A Flutter package that enables support for system tray menu for desktop flutter apps. on Windows, macOS, and Linux.

Install

In the pubspec.yaml of your flutter project, add the following dependency:

dependencies:
  ...
  system_tray: ^2.0.1

In your library add the following import:

import 'package:system_tray/system_tray.dart';

Prerequisite

Linux

sudo apt-get install appindicator3-0.1 libappindicator3-dev

Example App

Windows

macOS

Linux

API

Method	Description	Windows	macOS	Linux
initSystemTray	Initialize system tray	✔️	✔️	✔️
setSystemTrayInfo	Modify the tray info	icon toolTip	title icon toolTip	icon
setImage	Modify the tray image	✔️	✔️	✔️
setTooltip	Modify the tray tooltip	✔️	✔️	➖
setTitle / getTitle	Set / Get the tray title	➖	✔️	➖
setContextMenu	Set the tray context menu	✔️	✔️	✔️
popUpContextMenu	Popup the tray context menu	✔️	✔️	➖
destroy	Destroy the tray	✔️	✔️	✔️
registerSystemTrayEventHandler	Register system tray event	click right-click double-click	click right-click	➖

Menu

Type	Description	Windows	macOS	Linux
MenuItemLable		✔️	✔️	✔️
MenuItemCheckbox		✔️	✔️	✔️
SubMenu		✔️	✔️	✔️
MenuSeparator		✔️	✔️	✔️

Usage

Future<void> initSystemTray() async {
  String path =
      Platform.isWindows ? 'assets/app_icon.ico' : 'assets/app_icon.png';

  final AppWindow appWindow = AppWindow();
  final SystemTray systemTray = SystemTray();

  // We first init the systray menu
  await systemTray.initSystemTray(
    title: "system tray",
    iconPath: path,
  );

  // create context menu
  final Menu menu = Menu();
  await menu.buildFrom([
    MenuItem(label: 'Show', onClicked: (menuItem) => appWindow.show()),
    MenuItem(label: 'Hide', onClicked: (menuItem) => appWindow.hide()),
    MenuItem(label: 'Exit', onClicked: (menuItem) => appWindow.close()),
  ]);

  // set context menu
  await systemTray.setContextMenu(menu);

  // handle system tray event
  systemTray.registerSystemTrayEventHandler((eventName) {
    debugPrint("eventName: $eventName");
    if (eventName == kSystemTrayEventClick) {
       Platform.isWindows ? appWindow.show() : systemTray.popUpContextMenu();
    } else if (eventName == kSystemTrayEventRightClick) {
       Platform.isWindows ? systemTray.popUpContextMenu() : appWindow.show();
    }
  });
}

Additional Resources

Recommended library that supports window control:

• bitsdojo_window
• window_size (Google)

Q&A

1. Q: If you encounter the following compilation error

   Undefined symbols for architecture x86_64:
     "___gxx_personality_v0", referenced from:
         ...

   A: add libc++.tbd

   1. open example/macos/Runner.xcodeproj
   2. add 'libc++.tbd' to TARGET runner 'Link Binary With Libraries'