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gen.go
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gen.go
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// +build ignore
package main
import (
"fmt"
"os"
"path"
"runtime"
"fyne.io/fyne/v2"
)
func bundleFile(name string, filepath string, f *os.File) {
res, err := fyne.LoadResourceFromPath(filepath)
if err != nil {
fyne.LogError("Unable to load file "+filepath, err)
return
}
_, err = f.WriteString(fmt.Sprintf("var %s = %#v\n", name, res))
if err != nil {
fyne.LogError("Unable to write to bundled file", err)
}
}
func openFile(filename string) *os.File {
os.Remove(filename)
_, dirname, _, _ := runtime.Caller(0)
f, err := os.Create(path.Join(path.Dir(dirname), filename))
if err != nil {
fyne.LogError("Unable to open file "+filename, err)
return nil
}
_, err = f.WriteString("// **** THIS FILE IS AUTO-GENERATED, PLEASE DO NOT EDIT IT **** //\n\npackage data\n\nimport \"fyne.io/fyne/v2\"\n\n")
if err != nil {
fyne.LogError("Unable to write file "+filename, err)
return nil
}
return f
}
func iconDir() string {
_, dirname, _, _ := runtime.Caller(0)
return path.Join(path.Dir(dirname), "icons")
}
func main() {
f := openFile("bundled-scene.go")
bundleFile("fynescenedark", "fyne_scene_dark.png", f)
bundleFile("fynescenelight", "fyne_scene_light.png", f)
f.Close()
}