86 lines
2.6 KiB
Go
86 lines
2.6 KiB
Go
package input
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import (
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"log/slog"
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"slices"
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"github.com/egoist/mygo/ui"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/core"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/icons"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/internal"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/theme"
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)
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// ChoiceChipsOptions configure ChoiceChips.
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type ChoiceChipsOptions struct {
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// Multiple lets several chips be on; otherwise one or none.
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Multiple bool
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Disabled bool
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// Label names the chip set for assistive technology.
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Label string
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}
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// ChoiceChips are wrapping filter chips toggling values in *value; arrows move between them.
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func ChoiceChips[T comparable](c *ui.Context, value *[]T, items []ToggleItem[T], opts ChoiceChipsOptions) core.ChoiceResult {
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if value == nil {
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panic("mujica: ChoiceChips needs a value")
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}
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if !opts.Multiple && len(*value) > 1 {
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panic("mujica: single ChoiceChips holds more than one value")
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}
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k := core.Tokens(c)
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d := core.Density(c)
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g := ui.Row(c).Wrap().Gap(d.Unit() * 2).Disabled(opts.Disabled).Role(ui.RoleGroup).FocusGroup(ui.Horizontal)
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if opts.Label != "" {
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g.Label(opts.Label)
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}
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changed := false
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g.Children(func() {
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for _, it := range items {
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on := slices.Contains(*value, it.Value)
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pressed := on
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b := ui.ToggleBase(c, &pressed).Disabled(it.Disabled)
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// The base took input before Disabled applied: drop a disabled chip's press.
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if b.Changed() && !b.IsDisabled() && toggleGroupApply(value, it.Value, pressed, ToggleGroupOptions{Multiple: opts.Multiple, AllowEmpty: true}) {
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changed, on = true, pressed
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}
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choiceChipLook(c, k, d, b, on, it)
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}
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})
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if changed {
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slog.Debug("mujica: choice_chips changed", "label", opts.Label, "value", *value)
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}
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return core.NewChoiceResult(g, changed)
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}
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func choiceChipLook[T comparable](c *ui.Context, k theme.Tokens, d theme.Density, b *ui.Element, on bool, it ToggleItem[T]) {
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b.MinHeight(max(theme.MinHitSize, d.ControlHeight()-4)).MinWidth(theme.MinHitSize).Padding(0, d.Unit()*3).Gap(d.Unit() * 1.5).
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Radius(theme.PopupRadius)
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internal.Ring(b, k.Focus, theme.PopupRadius)
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bg, fg, line := k.Surface, k.Text, k.ControlBorder
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switch {
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case on:
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bg, fg, line = k.Selection, k.AccentText, k.AccentText
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case b.Pressed():
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bg = k.Selection
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case b.Hovered():
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bg = k.SurfaceHover
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}
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b.Background(bg).TextColor(fg).Border(theme.BorderWidth, line).Transition(core.ColorFade)
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if it.Name != "" {
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b.Label(it.Name)
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}
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b.Children(func() {
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switch {
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case on:
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ui.Icon(c, icons.Must("check")).Size(14, 14)
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case it.Icon != nil:
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ui.Icon(c, it.Icon).Size(14, 14)
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}
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if it.Label != "" {
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ui.Text(c, it.Label).SingleLine()
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}
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})
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}
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