ASP.NETでポップアップカレンダーを実現する具体的な方法

 
  
 
  
 
  

 
  
 
  
   DayNameFormat="Full" ForeColor="Black" Font-Size="8pt" Font-Names="Verdana" BorderColor="#999999" 
  
  CellPadding="4" Width="200px" Height="180px"> 
  
   
  
   
  
   
  
   
  
   
  
   
  
   
  
   
  
   
  
  
  
 
  
 
 

 
  
namespace calendar 
  
{ 
  
 using System; 
  
 using System.Data; 
  
 using System.Drawing; 
  
 using System.Web; 
  
 using System.Web.UI.WebControls; 
  
 using System.Web.UI.HtmlControls; 
  
 /// 
 
  
 ///  ctlCalendar      。 
  
 /// 
 
  
 public class ctlCalendar : System.Web.UI.UserControl 
  
 { 
  
  protected System.Web.UI.WebControls.TextBox TextBox1; 
  
  protected System.Web.UI.WebControls.Panel pnlCalendar; 
  
  protected System.Web.UI.HtmlControls.HtmlInputButton Button1; 
  
  protected System.Web.UI.WebControls.Calendar Calendar1; 
  
  private void Page_Load(object sender, System.EventArgs e) 
  
  { 
  
   //                 
  
   if (!Page.IsPostBack) 
  
   { 
  
    this.TextBox1.Text = System.DateTime.Now.ToShortDateString(); 
  
    this.pnlCalendar.Attributes.Add("style","DISPLAY: none; POSITION: absolute"); 
  
   } 
  
   else 
  
   { 
  
    string id = Page.Request.Form["__EVENTTARGET"].Substring(0,Page.Request.Form["__EVENTTARGET"].IndexOf(":")); 
  
    if (id != this.ID) 
  
    { 
  
     this.pnlCalendar.Attributes.Add("style","DISPLAY: none; POSITION: absolute"); 
  
    } 
  
    else 
  
    { 
  
     this.pnlCalendar.Attributes.Add("style","POSITION: absolute"); 
  
    } 
  
   } 
  
   Page.RegisterClientScriptBlock("Script_Panel" + this.ID, 
  
    " function On"+this.ID+"Click() {  if("+this.ID+ 
  <br>"_pnlCalendar.style.display == "none")     "+this.ID+ 
  <br>"_pnlCalendar.style.display = "";   else    "+this.ID+ 
  <br>"_pnlCalendar.style.display = "none"; } ");   
  
   this.Button1.Attributes.Add("OnClick","On"+this.ID+"Click()"); 
  
  } 
  
  #region Web            
  
  override protected void OnInit(EventArgs e) 
  
  { 
  
   // 
  
   // CODEGEN:      ASP.NET Web          。 
  
   // 
  
   InitializeComponent(); 
  
   base.OnInit(e); 
  
  } 
  
  /// 
 
  
  ///             -           
  
  ///          。 
  
  /// 
 
  
  private void InitializeComponent() 
  
  { 
  
   this.Calendar1.SelectionChanged += new System.EventHandler(this.Calendar1_SelectionChanged); 
  
   this.Load += new System.EventHandler(this.Page_Load); 
  
  } 
  
  #endregion 
  
  #region          
  
  private void Calendar1_SelectionChanged(object sender, System.EventArgs e) 
  
  { 
  
   this.TextBox1.Text = Calendar1.SelectedDate.ToShortDateString(); 
  
   this.pnlCalendar.Attributes.Add("style","DISPLAY: none; POSITION: absolute"); 
  
  } 
  
  #endregion 
  
 } 
  
}