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/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2019 WireGuard LLC. All Rights Reserved.
*/
package ui
import (
"strings"
"time"
"golang.zx2c4.com/wireguard/windows/l18n"
"golang.zx2c4.com/wireguard/windows/manager"
"github.com/lxn/walk"
)
type Tray struct {
*walk.NotifyIcon
mtw *ManageTunnelsWindow
tunnelChangedCB *manager.TunnelChangeCallback
clicked func()
}
func NewTray(mtw *ManageTunnelsWindow) (*Tray, error) {
var err error
tray := &Tray{mtw: mtw}
tray.NotifyIcon, err = walk.NewNotifyIcon(mtw)
if err != nil {
return nil, err
}
return tray, tray.setup()
}
func (tray *Tray) setup() error {
tray.clicked = tray.onManageTunnels
tray.SetToolTip(l18n.Sprintf("WireGuard: Deactivated"))
tray.SetVisible(true)
if icon, err := loadLogoIcon(16); err == nil {
tray.SetIcon(icon)
}
tray.MouseDown().Attach(func(x, y int, button walk.MouseButton) {
if button == walk.LeftButton {
tray.clicked()
}
})
tray.MessageClicked().Attach(func() {
tray.clicked()
})
for _, item := range [...]struct {
label string
handler walk.EventHandler
enabled bool
hidden bool
separator bool
defawlt bool
}{
{label: l18n.Sprintf("Status: Unknown")},
{label: l18n.Sprintf("Addresses: None"), hidden: true},
{label: l18n.Sprintf("&Deactivate"), handler: tray.onDeactivateTunnel, enabled: true, hidden: true},
{separator: true},
{separator: true},
{label: l18n.Sprintf("&Manage tunnels…"), handler: tray.onManageTunnels, enabled: true, defawlt: true},
{label: l18n.Sprintf("&Import tunnel(s) from file…"), handler: tray.onImport, enabled: true},
{separator: true},
{label: l18n.Sprintf("&About WireGuard…"), handler: tray.onAbout, enabled: true},
{label: l18n.Sprintf("E&xit"), handler: onQuit, enabled: true},
} {
var action *walk.Action
if item.separator {
action = walk.NewSeparatorAction()
} else {
action = walk.NewAction()
action.SetText(item.label)
action.SetEnabled(item.enabled)
action.SetVisible(!item.hidden)
action.SetDefault(item.defawlt)
if item.handler != nil {
action.Triggered().Attach(item.handler)
}
}
tray.ContextMenu().Actions().Add(action)
}
tray.tunnelChangedCB = manager.IPCClientRegisterTunnelChange(tray.onTunnelChange)
globalState, _ := manager.IPCClientGlobalState()
tray.updateGlobalState(globalState)
return nil
}
func (tray *Tray) Dispose() error {
if tray.tunnelChangedCB != nil {
tray.tunnelChangedCB.Unregister()
tray.tunnelChangedCB = nil
}
return tray.NotifyIcon.Dispose()
}
func (tray *Tray) onTunnelChange(tunnel *manager.Tunnel, state manager.TunnelState, globalState manager.TunnelState, err error) {
tray.mtw.Synchronize(func() {
tray.updateGlobalState(globalState)
if err == nil {
switch state {
case manager.TunnelStarted:
icon, _ := iconWithOverlayForState(state, 128)
tray.ShowCustom(l18n.Sprintf("WireGuard Activated"), l18n.Sprintf("The %s tunnel has been activated.", tunnel.Name), icon)
case manager.TunnelStopped:
icon, _ := loadSystemIcon("imageres", 26, 128) // TODO: this icon isn't very good...
tray.ShowCustom(l18n.Sprintf("WireGuard Deactivated"), l18n.Sprintf("The %s tunnel has been deactivated.", tunnel.Name), icon)
}
} else if !tray.mtw.Visible() {
tray.ShowError(l18n.Sprintf("WireGuard Tunnel Error"), err.Error())
}
})
}
func (tray *Tray) updateGlobalState(globalState manager.TunnelState) {
if icon, err := iconWithOverlayForState(globalState, 16); err == nil {
tray.SetIcon(icon)
}
actions := tray.ContextMenu().Actions()
statusAction := actions.At(0)
deactivateTunnelAction := actions.At(2)
tray.SetToolTip(l18n.Sprintf("WireGuard: %s", textForState(globalState, true)))
stateText := textForState(globalState, false)
statusAction.SetText(l18n.Sprintf("Status: %s", stateText))
deactivateTunnelAction.SetVisible(globalState == manager.TunnelStarted)
go func() {
var addrs []string
tunnels, err := manager.IPCClientTunnels()
if err == nil {
for i := range tunnels {
state, err := tunnels[i].State()
if err == nil && state == manager.TunnelStarted {
config, err := tunnels[i].RuntimeConfig()
if err == nil {
for _, addr := range config.Interface.Addresses {
addrs = append(addrs, addr.String())
}
}
}
}
}
tray.mtw.Synchronize(func() {
activeCIDRsAction := tray.ContextMenu().Actions().At(1)
activeCIDRsAction.SetText(l18n.Sprintf("Addresses: %s", strings.Join(addrs, l18n.EnumerationSeparator())))
activeCIDRsAction.SetVisible(len(addrs) > 0)
})
}()
}
func (tray *Tray) UpdateFound() {
action := walk.NewAction()
action.SetText(l18n.Sprintf("An Update is Available!"))
menuIcon, _ := loadSystemIcon("imageres", 1, 16)
action.SetImage(menuIcon)
action.SetDefault(true)
showUpdateTab := func() {
if !tray.mtw.Visible() {
tray.mtw.tunnelsPage.listView.SelectFirstActiveTunnel()
}
tray.mtw.tabs.SetCurrentIndex(2)
raise(tray.mtw.Handle())
}
action.Triggered().Attach(showUpdateTab)
tray.clicked = showUpdateTab
tray.ContextMenu().Actions().Insert(tray.ContextMenu().Actions().Len()-2, action)
showUpdateBalloon := func() {
icon, _ := loadSystemIcon("imageres", 1, 128)
tray.ShowCustom(l18n.Sprintf("WireGuard Update Available"), l18n.Sprintf("An update to WireGuard is now available. You are advised to update as soon as possible."), icon)
}
timeSinceStart := time.Now().Sub(startTime)
if timeSinceStart < time.Second*3 {
time.AfterFunc(time.Second*3-timeSinceStart, func() {
tray.mtw.Synchronize(showUpdateBalloon)
})
} else {
showUpdateBalloon()
}
}
func (tray *Tray) onDeactivateTunnel() {
go func() {
tunnels, err := manager.IPCClientTunnels()
if err == nil {
for i := range tunnels {
state, err := tunnels[i].State()
if err == nil && state != manager.TunnelStopped {
err = tunnels[i].Stop()
}
}
}
if err != nil {
tray.mtw.Synchronize(func() {
showErrorCustom(tray.mtw, l18n.Sprintf("Failed to deactivate tunnel"), err.Error())
})
}
}()
}
func (tray *Tray) onManageTunnels() {
tray.mtw.tunnelsPage.listView.SelectFirstActiveTunnel()
tray.mtw.tabs.SetCurrentIndex(0)
raise(tray.mtw.Handle())
}
func (tray *Tray) onAbout() {
if tray.mtw.Visible() {
onAbout(tray.mtw)
} else {
onAbout(nil)
}
}
func (tray *Tray) onImport() {
raise(tray.mtw.Handle())
tray.mtw.tunnelsPage.onImport()
}
|
