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/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2019 WireGuard LLC. All Rights Reserved.
*/
package ui
import (
"runtime"
"strings"
"github.com/lxn/walk"
"github.com/lxn/win"
"golang.org/x/sys/windows"
"golang.zx2c4.com/wireguard/device"
"golang.zx2c4.com/wireguard/windows/l18n"
"golang.zx2c4.com/wireguard/windows/version"
)
var easterEggIndex = -1
var showingAboutDialog *walk.Dialog
func onAbout(owner walk.Form) {
showError(runAboutDialog(owner), owner)
}
func runAboutDialog(owner walk.Form) error {
if showingAboutDialog != nil {
showingAboutDialog.Show()
raise(showingAboutDialog.Handle())
return nil
}
vbl := walk.NewVBoxLayout()
vbl.SetMargins(walk.Margins{80, 20, 80, 20})
vbl.SetSpacing(10)
var disposables walk.Disposables
defer disposables.Treat()
var err error
showingAboutDialog, err = walk.NewDialogWithFixedSize(owner)
if err != nil {
return err
}
defer func() {
showingAboutDialog = nil
}()
disposables.Add(showingAboutDialog)
showingAboutDialog.SetTitle(l18n.Sprintf("About WireGuard"))
showingAboutDialog.SetLayout(vbl)
if icon, err := loadLogoIcon(32); err == nil {
showingAboutDialog.SetIcon(icon)
}
font, _ := walk.NewFont("Segoe UI", 9, 0)
showingAboutDialog.SetFont(font)
iv, err := walk.NewImageView(showingAboutDialog)
if err != nil {
return err
}
iv.SetCursor(walk.CursorHand())
iv.MouseUp().Attach(func(x, y int, button walk.MouseButton) {
if button == walk.LeftButton {
win.ShellExecute(showingAboutDialog.Handle(), nil, windows.StringToUTF16Ptr("https://www.wireguard.com/"), nil, nil, win.SW_SHOWNORMAL)
} else if easterEggIndex >= 0 && button == walk.RightButton {
if icon, err := loadSystemIcon("moricons", int32(easterEggIndex), 128); err == nil {
iv.SetImage(icon)
easterEggIndex++
} else {
easterEggIndex = -1
if logo, err := loadLogoIcon(128); err == nil {
iv.SetImage(logo)
}
}
}
})
if logo, err := loadLogoIcon(128); err == nil {
iv.SetImage(logo)
}
iv.Accessibility().SetName(l18n.Sprintf("WireGuard logo image"))
wgLbl, err := walk.NewTextLabel(showingAboutDialog)
if err != nil {
return err
}
wgFont, _ := walk.NewFont("Segoe UI", 16, walk.FontBold)
wgLbl.SetFont(wgFont)
wgLbl.SetTextAlignment(walk.AlignHCenterVNear)
wgLbl.SetText("WireGuard")
detailsLbl, err := walk.NewTextLabel(showingAboutDialog)
if err != nil {
return err
}
detailsLbl.SetTextAlignment(walk.AlignHCenterVNear)
detailsLbl.SetText(l18n.Sprintf("App version: %s\nGo backend version: %s\nGo version: %s\nOperating system: %s\nArchitecture: %s", version.Number, device.WireGuardGoVersion, strings.TrimPrefix(runtime.Version(), "go"), version.OsName(), runtime.GOARCH))
copyrightLbl, err := walk.NewTextLabel(showingAboutDialog)
if err != nil {
return err
}
copyrightFont, _ := walk.NewFont("Segoe UI", 7, 0)
copyrightLbl.SetFont(copyrightFont)
copyrightLbl.SetTextAlignment(walk.AlignHCenterVNear)
copyrightLbl.SetText("Copyright © 2015-2020 Jason A. Donenfeld. All Rights Reserved.")
buttonCP, err := walk.NewComposite(showingAboutDialog)
if err != nil {
return err
}
hbl := walk.NewHBoxLayout()
hbl.SetMargins(walk.Margins{VNear: 10})
buttonCP.SetLayout(hbl)
walk.NewHSpacer(buttonCP)
closePB, err := walk.NewPushButton(buttonCP)
if err != nil {
return err
}
closePB.SetAlignment(walk.AlignHCenterVNear)
closePB.SetText(l18n.Sprintf("Close"))
closePB.Clicked().Attach(showingAboutDialog.Accept)
donatePB, err := walk.NewPushButton(buttonCP)
if err != nil {
return err
}
donatePB.SetAlignment(walk.AlignHCenterVNear)
donatePB.SetText(l18n.Sprintf("♥ &Donate!"))
donatePB.Clicked().Attach(func() {
if easterEggIndex == -1 {
easterEggIndex = 0
}
win.ShellExecute(showingAboutDialog.Handle(), nil, windows.StringToUTF16Ptr("https://www.wireguard.com/donations/"), nil, nil, win.SW_SHOWNORMAL)
showingAboutDialog.Accept()
})
walk.NewHSpacer(buttonCP)
showingAboutDialog.SetDefaultButton(donatePB)
showingAboutDialog.SetCancelButton(closePB)
disposables.Spare()
showingAboutDialog.Run()
return nil
}
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