how to access dialog box (Generate) during build class to generate contractors?

public class Cpmuter
{
    public int id { get;set; }
    public string name {get;set;}
    public string type { get; set; }
    public string processor { get; set; }
    public string ram { get; set; }
    public string price { get; set; }
    public string image { get; set; }

    public Cpmuter(int id,string name,string type,string processor,string ram,string price,string image)
    {
        this.id = id;
        this.name = name;
        this.type = type;
        this.processor = processor;
        this.ram = ram;
        this.price = price;
        this.image = image;
    }

}