Color Dialog

A dialog that allows users to pick a color from a palette or enter custom color values in a Fyne application.

Color Picker

Show Code

package main

import (
  "fmt"
  "image/color"

  "fyne.io/fyne/v2"
  "fyne.io/fyne/v2/app"
  "fyne.io/fyne/v2/canvas"
  "fyne.io/fyne/v2/container"
  "fyne.io/fyne/v2/dialog"
  "fyne.io/fyne/v2/widget"
)

func main() {
  a := app.NewWithID("com.example.color")
  w := a.NewWindow("Color Dialog")

  // Label to show the selected color
  colorPreview := canvas.NewRectangle(color.White)
  colorPreview.SetMinSize(fyne.NewSize(100, 100))

  // Button to open color dialog
  btn := widget.NewButton("Pick Color", func() {
    dialog.NewColorPicker("Choose a Color", "Pick your favorite color",
      func(c color.Color) {
        if c != nil {
          colorPreview.FillColor = c
          colorPreview.Refresh()
          fmt.Println("Selected color:", c)
        }
      }, w).Show()
  })

  // Layout
  w.SetContent(container.NewVBox(
    btn,
    colorPreview,
  ))

  w.Resize(fyne.NewSize(300, 200))
  w.ShowAndRun()
}