package zenity

// Attach returns an Option to set the parent window to attach to.
//
// Attach accepts:
//  - a window id (int) on Unix
//  - a window handle (~uintptr) on Windows
//  - an application name (string) or process id (int) on macOS
func Attach(id any) Option {
	switch id.(type) {
	case int, string:
	default:
		panic("interface conversion: expected int or string")
	}
	return funcOption(func(o *options) { o.attach = id })
}