QR-Code Generator – Fyne Golang GUI Tutorial 64
QR-Code Generator – Fyne Golang GUI Tutorial 64
<div> <div>package main</div> <div>// import fyne</div> <div>import (</div> <div> "fmt"</div> <div> "strconv"</div> <div> "fyne.io/fyne/v2"</div> <div> "fyne.io/fyne/v2/app"</div> <div> "fyne.io/fyne/v2/container"</div> <div> "fyne.io/fyne/v2/widget"</div> <div> "github.com/skip2/go-qrcode"</div> <div>)</div> <div>func main() {</div> <div> // new app</div> <div> a := app.New()</div> <div> // title & window</div> <div> w := a.NewWindow("Qr code Generator")</div> <div> // resize</div> <div> w.Resize(fyne.NewSize(400, 400))</div> <div> // qrcode generator</div> <div> url := widget.NewEntry()</div> <div> url.SetPlaceHolder("Enter url ...")</div> <div> size := widget.NewEntry()</div> <div> size.SetPlaceHolder("Enter file size i.e 256 ...")</div> <div> size_1, _ := strconv.Atoi(size.Text)</div> <div> file_name := widget.NewEntry()</div> <div> file_name.SetPlaceHolder("Enter file name ...")</div> <div> btn := widget.NewButton("Create", func() {</div> <div> // we are going to use qrcode lib</div> <div> // go get -u github.com/skip2/go-qrcode/</div> <div> // install and use</div> <div> // file content</div> <div> // quality / resolution</div> <div> // size of image 256x256</div> <div> err1 := qrcode.WriteFile(</div> <div> url.Text,</div> <div> qrcode.Highest,</div> <div> size_1,</div> <div> fmt.Sprintf("%s.png", file_name.Text),</div> <div> // sprintf will add add suffix .png</div> <div> )</div> <div> if err1 != nil {</div> <div> fmt.Println(err1)</div> <div> }</div> <div> })</div> <div> w.SetContent(container.NewVBox(</div> <div> url,</div> <div> size,</div> <div> file_name,</div> <div> btn,</div> <div> ))</div> <div> w.ShowAndRun()</div> <div>}</div> </div>
[easy_media_download url=”http://blogvali.com/wp-content/uploads/fyne-golang-downloads/main56.go” text=”Download Code” color=”red_darker”]