/// <summary>
/// 获取控件 Int 参数值,ctrl 必须是文本控件
/// </summary>
/// <param name="ctrl"></param>
/// <param name="defValue"></param>
/// <returns></returns>
public static int GetInt(Control ctrl, int defValue)
{
if (ctrl == null)
{
throw new ArgumentNullException("获取文本内容的控件不能为空！");
}
if (ctrl is ITextControl)
{
return(TypeParse.StrToInt(GetText(ctrl as ITextControl), defValue));
}
if (ctrl is HtmlInputControl)
{
return(TypeParse.StrToInt(GetText(ctrl as HtmlInputControl), defValue));
}
if (ctrl is HiddenField)
{
return(TypeParse.StrToInt(GetText(ctrl as HiddenField), defValue));
}
return(defValue);
}
/// <summary>
/// 获取 Get 请求传递的int参数值
/// </summary>
/// <param name="request">请求对象</param>
/// <param name="strName">参数名称</param>
/// <param name="defValue">设置参数的默认值，供返回使用</param>
/// <returns>返回转换后的int参数值</returns>
public static int GetQueryInt(HttpRequest request, string strName, int defValue)
{
return(TypeParse.StrToInt(request.QueryString[strName], defValue));
}
public static int StrToInt(string expression, int defValue)
{
return(TypeParse.StrToInt(expression, defValue));
}
/// <summary>
/// 获得指定表单参数的int类型值
/// </summary>
/// <param name="strName">表单参数</param>
/// <param name="defValue">缺省值</param>
/// <returns>表单参数的int类型值</returns>
public static int GetFormInt(string strName, int defValue)
{
return(TypeParse.StrToInt(HttpContext.Current.Request.Form[strName], defValue));
}
/// <summary>
/// 获取下拉列表值
/// </summary>
/// <param name="ddlList"></param>
/// <param name="defValue"></param>
/// <returns></returns>
public static byte GetSelectValue(DropDownList ddlList, byte defValue)
{
return((byte)TypeParse.StrToInt(GetSelectValue(ddlList), defValue));
}
