当前文件路径：CalendarWebControl/YYWebControl/YYSimpleCalendar/YYSimpleCalendar.cs

		            
  1using System;
  2using System.Collections.Generic;
  3using System.ComponentModel;
  4using System.Text;
  5using System.Web;
  6using System.Web.UI;
  7using System.Web.UI.WebControls;
  8using System.Collections.Specialized;
  9using System.Web.UI.Design;
 10using System.Drawing;
 11using System.Drawing.Design;
 12assembly resources#region assembly resources
 13/**//*QQ:348575892      Email:feiin@qq.com 欢迎高手指正不足之处 51aspx*/
 14[assembly: System.Web.UI.WebResource("YYWebControl.YYSimpleCalendar.Resources.calendar-cn.js", "text/javascript")]
 15[assembly: System.Web.UI.WebResource("YYWebControl.YYSimpleCalendar.Resources.calendar.js", "text/javascript")]
 16[assembly: System.Web.UI.WebResource("YYWebControl.YYSimpleCalendar.Resources.calendar-se.js", "text/javascript")]
 17[assembly: System.Web.UI.WebResource("YYWebControl.YYSimpleCalendar.Resources.calendar-winter.css", "text/css")]
 18
 19[assembly:TagPrefix("YYWebControl.YYSimpleCalendar","YYWebControl")]
 20
 21#endregion 
 22
 23namespace YYWebControl.YYSimpleCalendar
 24...{
 25    [DefaultProperty("Text")]
 26    [ValidationPropertyAttribute("Text")]
 27    [ToolboxData("<{0}:YYSimpleCalendar runat=server></{0}:YYSimpleCalendar>")]
 28    public class YYSimpleCalendar : WebControl, IPostBackDataHandler
 29    ...{
 30
 31
 32        控件属性#region 控件属性
 33        [Bindable(true)]
 34        [Category("扩展")]
 35        [DefaultValue("")]
 36        [Localizable(true)]
 37        [Description("日期值")]
 38        public string Text
 39        ...{
 40            get
 41            ...{
 42                String s = (String)ViewState["Text"];
 43                return ((s == null) ? String.Empty : s);
 44            }
 45
 46            set
 47            ...{
 48                ViewState["Text"] = value;
 49            }
 50        }
 51        private bool _RealOnly=false;//ReadOnly属性
 52        
 53
 54        [Category("扩展")]
 55        [Description("设置控件只读属性")]
 56        [DefaultValue(false)]
 57        public bool ReadOnly
 58        ...{
 59            get
 60            ...{
 61                return _RealOnly;
 62            }
 63            set
 64            ...{
 65                _RealOnly = value;
 66            }
 67        }
 68
 69        #endregion
 70
 71        实现IPostBackDataHandler#region 实现IPostBackDataHandler
 72        public bool LoadPostData(string postDataKey, NameValueCollection postCollection)
 73        ...{
 74            String presentValue = Text;
 75            String postedValue = postCollection[this.UniqueID];
 76
 77            if (presentValue == null || !presentValue.Equals(postedValue))
 78            ...{
 79                Text = postedValue;
 80                return true;
 81            }
 82
 83            return false;
 84        }
 85
 86        public virtual void RaisePostDataChangedEvent()
 87        ...{
 88        }
 89        #endregion
 90
 91        重载Render#region 重载Render
 92        protected override void Render(HtmlTextWriter writer)
 93        ...{
 94
 95            writer.AddAttribute(HtmlTextWriterAttribute.Id, this.UniqueID);
 96            writer.AddAttribute(HtmlTextWriterAttribute.Name, this.UniqueID);
 97            if (ReadOnly)
 98            ...{
 99                writer.AddAttribute(HtmlTextWriterAttribute.ReadOnly,"ReadOnly");
100            }
101            if (CssClass.Length > 0)
102            ...{
103                writer.AddAttribute(HtmlTextWriterAttribute.Class, CssClass);
104            }
105            if (ToolTip.Length > 0)
106            ...{
107                writer.AddAttribute(HtmlTextWriterAttribute.Title, ToolTip);
108            }
109            writer.AddAttribute(HtmlTextWriterAttribute.Value, this.Text);
110            writer.AddAttribute("onfocus", "return showCalendar('" + this.UniqueID + "', 'y-mm-dd', 'txtTime');");
111            writer.AddAttribute(HtmlTextWriterAttribute.Type, "text");
112            writer.RenderBeginTag(HtmlTextWriterTag.Input);
113            writer.RenderEndTag();
114          //  base.Render(writer);
115        }
116        protected override void OnPreRender(EventArgs e)
117        ...{
118            if (!this.Page.ClientScript.IsClientScriptIncludeRegistered(this.GetType(), "Calendar"))
119            ...{
120                System.Web.UI.HtmlControls.HtmlLink link = new System.Web.UI.HtmlControls.HtmlLink();
121                link.Attributes["type"] = "text/css";
122                link.Attributes["rel"] = "stylesheet";
123                link.Attributes["href"] = Page.ClientScript.GetWebResourceUrl(this.GetType(), "YYWebControl.YYSimpleCalendar.Resources.calendar-winter.css");
124                this.Page.Header.Controls.Add(link);
125
126                this.Page.ClientScript.RegisterClientScriptInclude(this.GetType(), "Calendar", this.Page.ClientScript.GetWebResourceUrl(this.GetType(), "YYWebControl.YYSimpleCalendar.Resources.calendar.js"));
127                this.Page.ClientScript.RegisterClientScriptInclude(this.GetType(), "Calendar_02", this.Page.ClientScript.GetWebResourceUrl(this.GetType(), "YYWebControl.YYSimpleCalendar.Resources.calendar-cn.js"));
128                this.Page.ClientScript.RegisterClientScriptInclude(this.GetType(), "Calendar_03", this.Page.ClientScript.GetWebResourceUrl(this.GetType(), "YYWebControl.YYSimpleCalendar.Resources.calendar-se.js"));
129            }
130            base.OnPreRender(e);
131        }
132
133        #endregion
134
135    }
136}
137