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package-windows.go
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package-windows.go
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package commands
import (
"fmt"
"image"
"os"
"path/filepath"
"runtime"
"strconv"
"strings"
"github.com/cheeryprogrammer/fyne/v2"
"github.com/cheeryprogrammer/fyne/v2/cmd/fyne/internal/templates"
"github.com/fyne-io/image/ico"
"github.com/josephspurrier/goversioninfo"
"golang.org/x/sys/execabs"
)
type windowsData struct {
Name string
CombinedVersion string
}
func (p *Packager) packageWindows(tags []string) error {
exePath := filepath.Dir(p.exe)
// convert icon
img, err := os.Open(p.icon)
if err != nil {
return fmt.Errorf("failed to open source image: %w", err)
}
defer img.Close()
srcImg, _, err := image.Decode(img)
if err != nil {
return fmt.Errorf("failed to decode source image: %w", err)
}
icoPath := filepath.Join(exePath, "FyneApp.ico")
file, err := os.Create(icoPath)
if err != nil {
return fmt.Errorf("failed to open image file: %w", err)
}
err = ico.Encode(file, srcImg)
if err != nil {
return fmt.Errorf("failed to encode icon: %w", err)
}
err = file.Close()
if err != nil {
return fmt.Errorf("failed to close image file: %w", err)
}
// write manifest
manifest := p.exe + ".manifest"
manifestGenerated := false
if _, err := os.Stat(manifest); os.IsNotExist(err) {
manifestGenerated = true
manifestFile, _ := os.Create(manifest)
tplData := windowsData{
Name: encodeXMLString(p.Name),
CombinedVersion: p.combinedVersion(),
}
err := templates.ManifestWindows.Execute(manifestFile, tplData)
if err != nil {
return fmt.Errorf("failed to write manifest template: %w", err)
}
manifestFile.Close()
}
// launch rsrc to generate the object file
outPath := filepath.Join(exePath, "fyne.syso")
vi := &goversioninfo.VersionInfo{}
vi.ProductName = p.Name
vi.IconPath = icoPath
vi.ManifestPath = manifest
vi.StringFileInfo.ProductVersion = p.combinedVersion()
vi.StringFileInfo.FileDescription = p.Name
vi.FixedFileInfo.FileVersion = fixedVersionInfo(p.combinedVersion())
vi.Build()
vi.Walk()
arch, ok := os.LookupEnv("GOARCH")
if !ok {
arch = runtime.GOARCH
}
err = vi.WriteSyso(outPath, arch)
if err != nil {
return fmt.Errorf("failed to write .syso file: %w", err)
}
defer os.Remove(outPath)
err = os.Remove(icoPath)
if err != nil {
return fmt.Errorf("failed to remove icon: %w", err)
} else if manifestGenerated {
err := os.Remove(manifest)
if err != nil {
return fmt.Errorf("failed to remove manifest: %w", err)
}
}
_, err = p.buildPackage(nil, tags)
if err != nil {
return fmt.Errorf("failed to rebuild after adding metadata: %w", err)
}
appName := filepath.Base(p.exe)
if filepath.Base(p.exe) != p.Name {
appName = p.Name
if filepath.Ext(p.Name) != ".exe" {
appName = appName + ".exe"
}
os.Rename(filepath.Base(p.exe), appName)
}
if p.install {
wd, err := os.Getwd()
if err != nil {
return fmt.Errorf("failed to locate current working directory")
}
appPath := filepath.Join(wd, appName)
err = runAsAdminWindows("copy", appPath, filepath.Join(p.dir, appName))
if err != nil {
return fmt.Errorf("failed to run as administrator: %w", err)
}
}
return nil
}
func escapePowerShellArguments(args ...string) string {
cmd := "\"/c\""
for idx, arg := range args {
if idx == 0 {
cmd += ",'" + arg
} else {
cmd += " \"" + arg + "\""
}
}
if len(args) != 0 {
cmd += "'"
}
return cmd
}
func runAsAdminWindows(args ...string) error {
cmd := escapePowerShellArguments(args...)
return execabs.Command("powershell.exe", "Start-Process", "cmd.exe", "-Verb", "runAs", "-ArgumentList", cmd).Run()
}
func fixedVersionInfo(ver string) (ret goversioninfo.FileVersion) {
ret.Build = 1 // as 0,0,0,0 is not valid
if len(ver) == 0 {
return ret
}
split := strings.Split(ver, ".")
setVersionField(&ret.Major, split[0])
if len(split) > 1 {
setVersionField(&ret.Minor, split[1])
}
if len(split) > 2 {
setVersionField(&ret.Patch, split[2])
}
if len(split) > 3 {
setVersionField(&ret.Build, split[3])
}
return ret
}
func setVersionField(to *int, ver string) {
num, err := strconv.Atoi(ver)
if err != nil {
fyne.LogError("Failed to parse app version field", err)
return
}
*to = num
}