再说NetAdvantage(WebCombo)

  上篇在绑定webcombo的时候有个问题,就是如果数据源你如果在后台绑定的话,该控件的默认分页不好用,会提示你缺少一个InitializeDataSource,而默认控件又没有此事件,最后在它们的代码范例里面找到了解决办法。就是你需要声明一个委托,才可以重新定义这个 初始化函数。需要添加代码如下,在你的页面cs文件里面。

    override protected void OnInit(EventArgs e)
    { 
        this.WebCombo1.InitializeDataSource += new Infragistics.WebUI.WebCombo.InitializeDataSourceEventHandler(this.WebCombo1_InitializeDataSource);
        InitializeComponent();   
        base.OnInit(e);
    }
    private void InitializeComponent()
    {      
        this.WebCombo1.InitializeDataSource += new Infragistics.WebUI.WebCombo.InitializeDataSourceEventHandler(this.WebCombo1_InitializeDataSource);
    }
    private void WebCombo1_InitializeDataSource(object sender, Infragistics.WebUI.WebCombo.WebComboEventArgs e)
    {
        SqlConnection connection = new SqlConnection("server=192.168.168.101;database=FaxProcessor;uid=sa;pwd=sa");
        string sql = "select * from faxinfo";
        SqlDataAdapter cmd = new SqlDataAdapter(sql, connection);
        connection.Open();
        DataSet ds = new DataSet();
        cmd.Fill(ds);
        this.WebCombo1.DataSource = ds;
        this.WebCombo1.DataTextField = "faxinfoid";
        this.WebCombo1.DataBind();
    }

原文地址:https://www.cnblogs.com/catvi/p/1952992.html