systray

package module
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Published: Aug 15, 2016 License: Apache-2.0 Imports: 6 Imported by: 0

README

Package systray is a cross platfrom Go library to place an icon and menu in the notification area. Tested on Windows 8, Mac OSX, Ubuntu 14.10 and Debian 7.6.

Usage

func main() {
	// Should be called at the very beginning of main().
	systray.Run(onReady)
}

func onReady() {
	systray.SetIcon(icon.Data)
	systray.SetTitle("Awesome App")
	systray.SetTooltip("Pretty awesome超级棒")
	mQuit := systray.AddMenuItem("Quit", "Quit the whole app")
}

Menu item can be checked and / or disabled. Methods except Run() can be invoked from any goroutine. See demo code under example folder.

Platform specific concerns

Linux

sudo apt-get install libgtk-3-dev libappindicator3-dev

Checked menu item not implemented on Linux yet.

Windows

Use the Visual Studio solution to build systray.dll. Make sure to target Windows XP and build for Release (not Debug). Put the resulting dll in dll/systray_unsigned.dll and then run ./signdll.bash to sign it. Check the resulting dll into git at Git at dll/systray.dll and run ./embeddll.bash to generate the systraydll_windows.go file.

The solution is configured to build with platform toolset v90 and dynamic linking to save on size and support Windows XP. To get platform toolset v90, you need to install Visual Studio 2008 (express edition is okay). You can build with a more recent Visual Studio, you just need the old one for the toolset.

Try

Under example folder. Place tray icon under icon, and use make_icon.bat or make_icon.sh, whichever suit for your os, to convert the icon to byte array. Your icon should be .ico file under Windows, whereas .ico, .jpg and .png is supported on other platform.

go get
go run main.go

Credits

Documentation

Overview

Package systray is a cross platfrom Go library to place an icon and menu in the notification area. Supports Windows, Mac OSX and Linux currently. Methods can be called from any goroutine except Run(), which should be called at the very beginning of main() to lock at main thread.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func Quit

func Quit()

Quit the systray

func Run

func Run(onReady func())

Run initializes GUI and starts the event loop, then invokes the onReady callback. It blocks until systray.Quit() is called. Should be called at the very beginning of main() to lock at main thread.

func SetIcon

func SetIcon(iconBytes []byte)

SetIcon sets the systray icon. iconBytes should be the content of .ico for windows and .ico/.jpg/.png for other platforms.

func SetTitle

func SetTitle(title string)

SetTitle sets the systray title, only available on Mac.

func SetTooltip

func SetTooltip(tooltip string)

SetTooltip sets the systray tooltip to display on mouse hover of the tray icon, only available on Mac and Windows.

Types

type MenuItem struct {
	// ClickedCh is the channel which will be notified when the menu item is clicked
	ClickedCh chan interface{}
	// contains filtered or unexported fields
}

MenuItem is used to keep track each menu item of systray Don't create it directly, use the one systray.AddMenuItem() returned

func AddMenuItem

func AddMenuItem(title string, tooltip string) *MenuItem

AddMenuItem adds menu item with designated title and tooltip, returning a channel that notifies whenever that menu item is clicked.

It can be safely invoked from different goroutines.

func (item *MenuItem) Check()

Check a menu item regardless if it's previously checked or not

func (item *MenuItem) Checked() bool

Checked returns if the menu item has a check mark

func (item *MenuItem) Disable()

Disable a menu item regardless if it's previously disabled or not

func (item *MenuItem) Disabled() bool

Disabled checkes if the menu item is disabled

func (item *MenuItem) Enable()

Enable a menu item regardless if it's previously enabled or not

func (item *MenuItem) SetTitle(title string)

SetTitle set the text to display on a menu item

func (item *MenuItem) SetTooltip(tooltip string)

SetTooltip set the tooltip to show when mouse hover

func (item *MenuItem) Uncheck()

Uncheck a menu item regardless if it's previously unchecked or not

Directories

Path Synopsis

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