doodle/pkg/modal/alert.go

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package modal
import (
"fmt"
"git.kirsle.net/apps/doodle/pkg/balance"
"git.kirsle.net/apps/doodle/pkg/log"
"git.kirsle.net/go/ui"
)
// Alert pops up an alert box modal.
func Alert(message string, args ...interface{}) *Modal {
if !ready {
panic("modal.Alert(): not ready")
} else if current != nil {
return current
}
// Reset the supervisor.
supervisor = ui.NewSupervisor()
m := &Modal{
title: "Alert",
message: fmt.Sprintf(message, args...),
}
m.window = makeAlert(m)
center(m.window)
current = m
return m
}
// alertWindow creates the ui.Window for the Alert modal.
func makeAlert(m *Modal) *ui.Window {
win := ui.NewWindow("Alert")
_, title := win.TitleBar()
title.TextVariable = &m.title
msgFrame := ui.NewFrame("Alert Message")
win.Pack(msgFrame, ui.Pack{
Side: ui.N,
})
msg := ui.NewLabel(ui.Label{
TextVariable: &m.message,
Font: balance.UIFont,
})
msgFrame.Pack(msg, ui.Pack{
Side: ui.N,
})
button := ui.NewButton("Ok Button", ui.NewLabel(ui.Label{
Text: "Ok",
Font: balance.MenuFont,
}))
button.SetStyle(&balance.ButtonPrimary)
button.Handle(ui.Click, func(ev ui.EventData) error {
log.Info("clicked!")
m.Dismiss(true)
return nil
})
win.Pack(button, ui.Pack{
Side: ui.N,
PadY: 4,
})
button.Compute(engine)
supervisor.Add(button)
win.Compute(engine)
win.Supervise(supervisor)
return win
}