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  • DevExpress中GridControl列转义的实现方法

    /// <summary>
    /// CustomColumnDisplayText Helper
    /// </summary>
    /// <param name="girdview">GridView</param>
    /// <param name="fieldNameHandler">委托</param>
    /// <param name="dispalyTextHandler">展现文字</param>
    /// <param name="e">CustomColumnDisplayTextEventArgs</param>
    public static void CusColDisplayTextHelper(this GridView girdview, Predicate<string> fieldNameHandler, Func<object, string> dispalyTextHandler, CustomColumnDisplayTextEventArgs e)
    {
      if (fieldNameHandler(e.Column.FieldName))
      {
     e.DisplayText = dispalyTextHandler(e.Value);
      }
    }
    /// <summary>
    /// CustomColumnDisplayText Helper
    /// </summary>
    /// <param name="girdview">GridView</param>
    /// <param name="valueHandler">委托</param>
    /// <param name="dispalyTextHandler">委托</param>
    /// <param name="e">CustomColumnDisplayTextEventArgs</param>
    public static void CusColDisplayTextHelper(this GridView girdview, Func<object, Type, bool> valueHandler, Func<object, string> dispalyTextHandler, CustomColumnDisplayTextEventArgs e)
    {
      if (valueHandler(e.Value, e.Value.GetType()))
      {
     e.DisplayText = dispalyTextHandler(e.Value);
      }
    }
    /// <summary>
    ///CustomColumnDisplayText Helper
    /// </summary>
    /// <param name="girdview">GridView</param>
    /// <param name="valueHandler">委托</param>
    /// <param name="curdispalyText">展现文字</param>
    /// <param name="e">CustomColumnDisplayTextEventArgs</param>
    public static void CusColDisplayTextHelper(this GridView girdview, Func<object, Type, bool> valueHandler, string curdispalyText, CustomColumnDisplayTextEventArgs e)
    {
      if (valueHandler(e.Value, e.Value.GetType()))
      {
     e.DisplayText = curdispalyText;
      }
    }
    private void gvLampConfig_CustomColumnDisplayText(object sender, CustomColumnDisplayTextEventArgs e)
    {
      gvLampConfig.CusColDisplayTextHelper(name => name.Equals("LampViDirection"), value => value.ToInt(1) == 1 ? "正向" : "反向", e);
      gvLampConfig.CusColDisplayTextHelper(name => name.Equals("LampWorkStatus"), TranLampWorkType, e);
      gvLampConfig.CusColDisplayTextHelper(name => name.Equals("CTUChNo"), value => string.Format("第{0}回路", value), e);
      gvLampConfig.CusColDisplayTextHelper(name => name.Equals("LampPhase"), TranLampPhase, e);
      gvLampConfig.CusColDisplayTextHelper(name => name.Equals("LampDeviceType"), TranLampDeviceType, e);
      gvLampConfig.CusColDisplayTextHelper(name => name.Equals("LampPower"), value => string.Format("{0} W", value), e);
      gvLampConfig.CusColDisplayTextHelper(name => name.Equals("LampIntensity"), value => string.Format("{0} %", value), e);
      gvLampConfig.CusColDisplayTextHelper((value, type) => value.ToInt(-1) == -1 && type == typeof(Int32), "不修改", e);
    }
    private string TranLampDeviceType(object type)
    {
      int _type = type.ToInt(-1);
      if (_type == 1) return "钠灯";
      if (_type == 2) return "LED灯";
      if (_type == 3) return "无极灯";
      return "--";
    }
    private string TranLampPhase(object type)
    {
      int _type = type.ToInt(-1);
      if (_type == 0) return "未知";
      if (_type == 1) return "A相";
      if (_type == 2) return "B相";
      if (_type == 3) return "C相";
      return "--";
    }
    private string TranLampWorkType(object type)
    {
      int _type = type.ToInt(-1);
      if (_type == 0) return "关闭但不删除";
      if (_type == 1) return "启用";
      if (_type == 2) return "删除";
      return "--";
    }

    DevExpress中GridControl列转义的实现方法

    https://ctolib.com/topics-51143.html

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  • 原文地址:https://www.cnblogs.com/shy1766IT/p/7554776.html
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