Files
8bitMyGoUI/layout/section.go
T

31 lines
830 B
Go

package layout
import (
"strings"
"github.com/egoist/mygo/ui"
"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/pixel"
)
type SectionOptions struct {
// Gap is between children; zero means 4.
Gap int
}
// Section titles a group inside a dotted rule.
func Section(c *ui.Context, title string, o SectionOptions, children func()) *ui.Element {
k := pixel.K(c)
up := strings.ToUpper(title)
return ui.Column(c).Gap(k.D(pixel.Or("Section Gap", o.Gap, 4))).Role(ui.RoleGroup).Label(title).Children(func() {
ui.Box(c).FillWidth().Height(k.D(pixel.LineHeight)).Draw(func(p *ui.Painter, r ui.Rect) {
g := k.Canvas(p, r)
mid, tw := pixel.LineHeight/2, pixel.Measure(up)
g.Checker(0, mid, 6, 1, pixel.Faint)
g.Text(10, 0, up, pixel.Ink, 1)
g.Checker(14+tw, mid, g.W-14-tw, 1, pixel.Faint)
})
children()
})
}