zenity/color_darwin.go

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package zenity
import (
"image/color"
"os/exec"
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"github.com/ncruces/zenity/internal/zenutil"
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)
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func selectColor(options ...Option) (color.Color, error) {
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opts := applyOptions(options)
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var data zenutil.Color
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if opts.color != nil {
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n := color.NRGBA64Model.Convert(opts.color).(color.NRGBA64)
data.Color = []uint16{n.R, n.G, n.B}
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}
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out, err := zenutil.Run("color", data)
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if err, ok := err.(*exec.ExitError); ok && err.ExitCode() == 1 {
return nil, nil
}
if err != nil {
return nil, err
}
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return zenutil.ParseColor(string(out)), nil
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}