Files
MujicaUI/alert_dialog.go
T

111 lines
3.6 KiB
Go

package mujica
import (
"fmt"
"log/slog"
"github.com/egoist/mygo/ui"
"mujicaui/icons"
"mujicaui/internal"
"mujicaui/theme"
)
// AlertDialogOptions configure an AlertDialog. Title is required.
type AlertDialogOptions struct {
Title string
Description string
// ConfirmLabel is "Delete" when empty; CancelLabel is "Cancel".
ConfirmLabel string
CancelLabel string
// ConfirmText, when set, must be typed before Confirm unlocks.
ConfirmText string
}
// AlertDialogResult reports the choice made in this frame.
type AlertDialogResult struct {
Confirmed bool
Cancelled bool
}
// alertDialogState is the typed confirmation, kept while the alert shows.
type alertDialogState struct{ typed string }
// AlertDialog asks to confirm a destructive action while *open is true.
// Cancel takes the focus, the backdrop ignores clicks, Escape cancels,
// and Enter never confirms before ConfirmText is typed.
func AlertDialog(c *ui.Context, open *bool, opts AlertDialogOptions) AlertDialogResult {
if opts.Title == "" {
panic("mujica: AlertDialog needs a Title")
}
var res AlertDialogResult
if !*open {
return res
}
k := Tokens(c)
u := Density(c).Unit()
confirmLabel, cancelLabel := opts.ConfirmLabel, opts.CancelLabel
if confirmLabel == "" {
confirmLabel = msg(c, "alert_dialog.confirm")
}
if cancelLabel == "" {
cancelLabel = msg(c, "alert_dialog.cancel")
}
shown, backClicked := true, false
ui.DialogBase(c, &shown, func(back, panel *ui.Element) {
backClicked = back.Clicked()
st := ui.Local(panel, "mujica.alert", func() alertDialogState { return alertDialogState{} })
p := overlayEnter(c, panel)
back.Background(overlayScrim(k).Alpha(p)).Padding(16)
dialogPanel(c, panel, 420, false, p)
panel.Role(ui.RoleAlertDialog).Label(opts.Title).Description(opts.Description)
ui.Row(c).Gap(u * 3).AlignItems(ui.Start).Shrink(0).Children(func() {
ui.Icon(c, icons.Must("triangle-alert")).Size(22, 22).TextColor(k.Danger).Shrink(0).Margin(1, 0, 0, 0)
ui.Column(c).Gap(u * 2).Grow(1).Children(func() {
ui.Text(c, opts.Title).Font(theme.SerifFont).FontSize(theme.H3Size).FontWeight(600)
if opts.Description != "" {
ui.Text(c, opts.Description).TextColor(k.TextMuted)
}
})
})
submitted := opts.ConfirmText != "" && alertDialogTyped(c, st, opts.ConfirmText)
unlocked := opts.ConfirmText == "" || st.typed == opts.ConfirmText
res.Confirmed = submitted && unlocked
dialogActions(c, func() {
if Button(c, cancelLabel, ButtonOptions{Variant: Secondary}).AutoFocus().Clicked() {
res.Cancelled = true
}
if Button(c, confirmLabel, ButtonOptions{Variant: Danger, Disabled: !unlocked}).Clicked() {
res.Confirmed = true
}
})
})
if !shown && !backClicked {
res.Cancelled = true // Escape
}
if res.Confirmed {
res.Cancelled = false
}
if res.Confirmed || res.Cancelled {
slog.Debug("mujica: alert_dialog close", "confirmed", res.Confirmed)
*open = false
}
return res
}
// alertDialogTyped builds the confirmation field and reports Enter in it.
func alertDialogTyped(c *ui.Context, st *alertDialogState, want string) bool {
k := Tokens(c)
d := Density(c)
prompt := fmt.Sprintf(msg(c, "alert_dialog.type_to_unlock"), want)
submitted := false
ui.Column(c).Gap(d.Unit()).Shrink(0).Children(func() {
ui.Text(c, prompt).FontSize(theme.CaptionSize).TextColor(k.TextMuted)
in := ui.TextInputBase(c, &st.typed).Label(prompt).MinHeight(d.ControlHeight()).Padding(0, d.Unit()*3).
Radius(theme.ControlRadius).Background(k.Surface).Border(theme.BorderWidth, k.ControlBorder)
internal.Ring(in, k.Focus, theme.ControlRadius)
submitted = in.Submitted()
})
return submitted
}