带有泛型的C#抽象类调用库

时间:2012-03-18 02:57:29

标签: c# generics inheritance abstract-class

如果我有以下抽象类:

public abstract class Page<T> where T : class
{
    public Func<T, object> SortBy { get; private set; }

    public Page(Func<T, object> sortBy)
    {
        this.SortBy = sortBy;
    }
}

如何从继承类中调用基础构造函数?我想做这样的事情:

public class ProductGridPage : Page<ProductGrid>
{
    public ProductGridPage() : base<ProductGrid>(pg => pg.Title)
    { 

    }
}

base<ProductGrid>(pg => pg.Title)无效且无法编译。

1 个答案:

答案 0 :(得分:3)

public abstract class Page<T> where T : class 
{ 
    public Func<T, object> SortBy { get; private set; } 

    public Page(Func<T, object> sortBy) 
    { 
        this.SortBy = sortBy; 
    } 
} 

public class ProductGridPage : Page<ProductGrid> 
{ 
    public ProductGridPage() : base(pg => pg.Title) 
    {  

    } 
}
public class ProductGrid
{
  public string Title;
}
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