My97DatePicker封装的日期控件

[danjiewu]

My97DatePicker是我目前发现的最好的日期控件了，为了方便使用封装成ASP.Net控件。因为My97DatePicker设置参数太多只写了常用的几个，有需要的自己照样子改下就行了。
#if NoAjax这段是2.0下没有ScriptManager时使用。
需要下载My97DatePicker，默认My97DatePicker路径为当前应用的/My97DatePicker目录。
My97DatePicker下载地址

       [DefaultProperty("Value")]
    public class DateTimePicker : WebControl
    {
        public const string DefaultDateFormat = "yyyy-MM-dd";
        public const string DefaultClass = "Wdate";
        public const string DefaultMy97DatePickerFolder = "~/My97DatePicker";
        public const bool DefaultIsShowToday = true;

        public DateTimePicker()
        {
            DateFormat = DefaultDateFormat;
            CssClass = DefaultClass;
            My97DatePickerFolder = DefaultMy97DatePickerFolder;
            IsShowToday = DefaultIsShowToday;
        }

        [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public string Text
        {
            get
            {
                return Value == null ? String.Empty : Value.Value.ToString(DateFormat ?? DefaultDateFormat);
            }
            set
            {
                Value = String.IsNullOrWhiteSpace(value) ? null :
                    (DateTime?)DateTime.ParseExact(value, DateFormat ?? DefaultDateFormat, null);
            }
        }

        public string StartDate { get; set; }

        [DefaultValue(false)]
        public bool AlwaysUseStartDate { get; set; }

        [DefaultValue(DayOfWeek.Sunday)]
        public DayOfWeek FirstDayOfWeek { get; set; }

        [DefaultValue(DefaultDateFormat)]
        public string DateFormat { get; set; }

        [DefaultValue(ErrorDealMode.Warning)]
        public ErrorDealMode ErrorDealMode { get; set; }

        public string MinDate { get; set; }

        public string MaxDate { get; set; }

        public DateTime? Value
        {
            get;
            set;
        }

        public TimeSpan? TimeOfDay
        {
            get { return Value.HasValue ? (TimeSpan?)Value.Value.TimeOfDay : null; }
            set
            {
                if (value == null) Value = null;
                else Value = Value.GetValueOrDefault().Date + value;
            }
        }

        [DefaultValue(DefaultClass)]
        public override string CssClass
        {
            get;
            set;
        }

        [DefaultValue(DefaultIsShowToday)]
        public bool IsShowToday { get; set; }

        [DefaultValue(DefaultMy97DatePickerFolder)]
        public string My97DatePickerFolder { get; set; }

        protected override void OnInit(EventArgs e)
        {
            base.OnInit(e);
#if NoAjax
            Page.ClientScript.RegisterClientScriptInclude(typeof(DateTimePicker), "My97DatePicker", ResolveUrl(My97DatePickerFolder.TrimEnd('/') + "/WdatePicker.js"));  
#else
            ScriptManager.RegisterClientScriptInclude(Page, typeof(DateTimePicker), "My97DatePicker", ResolveUrl(My97DatePickerFolder.TrimEnd('/') + "/WdatePicker.js"));
#endif
            if (Page.IsPostBack)
            {
                Text = Page.Request.Form[UniqueID];
            }
        }

        protected override HtmlTextWriterTag TagKey
        {
            get
            {
                return HtmlTextWriterTag.Input;
            }
        }

        protected override void AddAttributesToRender(HtmlTextWriter writer)
        {
            base.AddAttributesToRender(writer);
            writer.AddAttribute(HtmlTextWriterAttribute.Name, UniqueID);
            writer.AddAttribute(HtmlTextWriterAttribute.Type, "text");
            if (!String.IsNullOrEmpty(CssClass)) writer.AddAttribute(HtmlTextWriterAttribute.Class, CssClass);
            if (!String.IsNullOrEmpty(Text)) writer.AddAttribute(HtmlTextWriterAttribute.Value, Text);
            string[] args = GenerateWdatePickerArgs();
            if (args.Length > 0)
                writer.AddAttribute("onfocus", String.Format("WdatePicker({{{0}}})", String.Join(",", args)));
            else
                writer.AddAttribute("onfocus", "WdatePicker()");

        }

        protected virtual string[] GenerateWdatePickerArgs()
        {
            List<string> args = new List<string>();
            if (DateFormat != DefaultDateFormat && !String.IsNullOrEmpty(DateFormat)) args.Add(String.Format("dateFmt:'{0}'", DateFormat));
            if (ErrorDealMode != 0) args.Add(String.Format("errDealMode:{0}", (int)ErrorDealMode));
            if (FirstDayOfWeek != 0) args.Add(String.Format("firstDayOfWeek:{0}", (int)FirstDayOfWeek));
            if (!String.IsNullOrEmpty(MinDate)) args.Add(String.Format("minDate:{0}", MinDate));
            if (!String.IsNullOrEmpty(MaxDate)) args.Add(String.Format("maxDate:{0}", MaxDate));
            if (IsShowToday != DefaultIsShowToday) args.Add(String.Format("isShowToday:{0}", IsShowToday ? "true" : "false"));
            if (!String.IsNullOrEmpty(StartDate)) args.Add(String.Format("startDate:'{0}'", StartDate));
            if (AlwaysUseStartDate) args.Add("alwaysUseStartDate:true");
            return args.ToArray();
        }
    }

    public enum ErrorDealMode
    {
        Warning,
        Rollback,
        PointOut
    }

[liffe]

谢谢分享

[hongjiaoli]

支持楼主！不错。

[Snowdust]

沙发支持！

[mengxj85]

支持分享

[Adechen]

这个是挺不错的一个，支持。收藏

[wwfgu00ing]

不错，一直在用

[大明湖畔_帅锅]

[fxlee]

居然用了。net4.0 的String.IsNullOrWhiteSpace...