ZacharyZhang-NY
a2f2796455
Calendars, date and time inputs, pickers, clocks, timers, a sun dial, a season wheel, an agenda and a day schedule. Kit.At rebuilds at a moment (relative times, midnight). Stepper and NumberInput arrows stop under Inert. DateInput parks a popup focus as its own.
61 lines
1.5 KiB
Go
61 lines
1.5 KiB
Go
package datetime
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import (
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"fmt"
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"log/slog"
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"strconv"
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"github.com/egoist/mygo/ui"
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"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/pixel"
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)
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type YearPickerOptions struct {
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Disabled bool
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}
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type YearPickerResult struct {
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Element *ui.Element
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Changed bool
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}
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type yearKey struct{}
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// YearPicker lays out a decade's years; ◀ ▶ turn decades.
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func YearPicker(c *ui.Context, text string, year *int, o YearPickerOptions) YearPickerResult {
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k := pixel.K(c)
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col := ui.Column(c).Gap(k.D(2))
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st := ui.Local(col, yearKey{}, func() paging { return paging{at: *year - *year%10, cur: *year % 10} })
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res := YearPickerResult{Element: col}
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col.Children(func() {
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pager(c, fmt.Sprintf("%d–%d", st.at, st.at+9), 5*28, o.Disabled, func(d int) {
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st.at += 10 * d
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slog.Debug("8bit: year picker turned", "label", text, "decade", st.at)
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})
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shell, _, ps, picked := pixel.Pad(c, text, 5, 10, 28, cell, &st.cur, o.Disabled)
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if picked >= 0 {
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*year, res.Changed = st.at+picked, true
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}
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at, cur, chosen := st.at, st.cur, *year
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shell.Draw(func(p *ui.Painter, r ui.Rect) {
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g := k.Canvas(p, r)
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for i := range 10 {
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x, y := i%5*28, i/5*cell
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if ps.Focus && i == cur {
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g.Cursor(x, y, 28, cell)
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}
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if at+i == chosen {
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g.Frame(x+1, y, 26, cell, pixel.Sunken, pixel.Well)
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}
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n := strconv.Itoa(at + i)
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g.Text(x+(28-pixel.Measure(n))/2, y, n, pixel.Ink, 1)
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}
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g.Finish(ps)
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})
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})
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if res.Changed {
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slog.Debug("8bit: year picker", "label", text, "year", *year)
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}
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return res
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}
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