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main.go

// Demonstrate bug: spacer doesn't render its background color.
package main

import (
	"log"

	"github.com/marcusolsson/tui-go"
)

func Theme() *tui.Theme {
	r := tui.NewTheme()
	r.SetStyle("reverse", tui.Style{
		Fg:      tui.ColorWhite,
		Bg:      tui.ColorBlack,
		Reverse: true,
	})
	return r
}

type customWidget struct {
	*tui.Box
}

func (c *customWidget) Draw(p *tui.Painter) {
	p.WithStyle("reverse", c.Box.Draw)
}

func NewCustom() *customWidget {
	return &customWidget{
		Box: tui.NewHBox(
			tui.NewSpacer(),
			tui.NewLabel("text here"),
			tui.NewSpacer(),
		),
	}
}

func main() {
	ui := tui.New(tui.NewVBox(
		tui.NewSpacer(),
		NewCustom(),
		tui.NewSpacer(),
	))
	ui.SetTheme(Theme())

	ui.SetKeybinding("Esc", func() { ui.Quit() })
	if err := ui.Run(); err != nil {
		log.Fatal(err)
	}
}