Random Number Generator – Fyne GUI Golang tutorial 16

Random Number Generator – Fyne GUI Golang tutorial 16

 

In this Tutorial We are going to code a Random Number Generator.

It is a full fledge App.

You can create GUI and EXE format and distribute it anywhere.

 

package main
// importing fyne
import (
    "fmt"
    "image/color"
    "math/rand"
    "fyne.io/fyne/v2"
    "fyne.io/fyne/v2/app"
    "fyne.io/fyne/v2/canvas"
    "fyne.io/fyne/v2/container"
    "fyne.io/fyne/v2/widget"
)
func main() {
    // creating new app
    a := app.New()
    // New window and title
    w := a.NewWindow("Random Number Generator")
    // Resize
    w.Resize(fyne.NewSize(400, 400))
    // Label
    label1 := canvas.NewText("Rand Num Gen", color.Black)
    label1.TextSize = 40
    // Button
    btn1 := widget.NewButton("Generate", func() {
        // Ui is ready
        // Now logic
        rand1 := rand.Intn(1000)
        label1.Text = fmt.Sprint(rand1) //conver int to string
        label1.Refresh()                // refresh and render UI
    })
    // Showing and setup content
    w.SetContent(
        // more than on widget so use container newVbox
        container.NewVBox(
            label1,
            btn1,
        ),
    )
    //show and run
    w.ShowAndRun()
}

Download Code

 

Tony BB
 

TonyBB is a Coach , marketer, hypnotist and a founder of RSKVF Production who specializes in providing simple, affordable, and easy to use solutions for Life.

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