C# 使用属性设置.Net HTML服务器控件的值

使用属性获取或设置.Net HTML服务器控件上的字段是否有任何缺点

HTML

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不，使用属性来设置和获取控件值可能是一个很好的解决方案，而不仅仅是针对HTMLControl。在使用时，我已经多次以这种方式使用它们

下面是MVP模式的一个示例

型号：

视图、标记：

演讲者

<span id="aSpan" runat="server"></span>

public string AProperty 
{
  get {
    return aSpan.InnerHtml;
  }

  set {
    aSpan.InnerHtml = value;   
  }
}

public interface IPresentationModel
{
    string AProperty { set; }
    string ATextbox { get; set; }
    event EventHandler SaveData;
    event EventHandler LoadData;
}

    <form id="form1" runat="server">
    <div>
        <span id="aSpan" runat="server"></span>
        <input type="text" id="aTextbox" runat="server"/>
        <asp:Button ID="ButtonSave" runat="server" Text="Save" OnClick="ButtonSave_Click" />
    </div>
    </form>

public partial class View : Page, IPresentationModel
{
    private Presenter _presenter;

    protected override void OnInitComplete(EventArgs e)
    {
        base.OnInitComplete(e);
        _presenter = new Presenter(this);
    }

    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            LoadData(this, e);
        }
    }

    public string AProperty
    {
        set
        {
            aSpan.InnerHtml = value;
        }
    }

    public string ATextbox
    {
        get
        {
            return aTextbox.Value;
        }
        set
        {
            aTextbox.Value = value;
        }
    }

    public event EventHandler SaveData;
    public event EventHandler LoadData;

    protected void ButtonSave_Click(object sender, EventArgs e)
    {
        SaveData(this, e);
        LoadData(this, e);
    }
}

public class Presenter
{
    private readonly IPresentationModel _model;
    private static string _fakeService = "42";

    public Presenter(IPresentationModel model)
    {
        _model = model;
        _model.SaveData += SaveData;
        _model.LoadData += LoadData;
    }

    private void LoadData(object sender, EventArgs e)
    {
        _model.AProperty = _fakeService;
        _model.ATextbox = _fakeService;
    }

    private void SaveData(object sender, EventArgs e)
    {
        _fakeService = _model.ATextbox;
    }
}