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Categories / ASP.Net Tutorial / Custom Controls

 

Creating the template control container class (C#)

using System; using System.Collections.Generic; using System.ComponentModel; using System.Text; using System.Web.UI; using System.Web.UI.WebControls; namespace WebControlLibrary1 {     [DefaultProperty("Text")]     [ToolboxData("<{0}:TemplatedControl runat=server></{0}: TemplatedControl >")]     public class TemplatedControl : WebControl     {         private string _name;         private string _text;         private Message _message;         private ITemplate _messageTemplate;         [Browsable(false)]         public Message Message         {             get             {                 EnsureChildControls();                 return _message;             }         }         [PersistenceMode(PersistenceMode.InnerProperty)]         [TemplateContainer(typeof(Message))]         public virtual ITemplate MessageTemplate         {             get { return _messageTemplate; }             set { _messageTemplate = value; }         }         [Bindable(true)]         [DefaultValue("")]         public string Name         {             get { return _name; }             set { _name = value; }         }         [Bindable(true)]         [DefaultValue("")]         public string Text         {             get { return _text; }             set { _text = value; }         }         public override void DataBind()         {             CreateChildControls();             ChildControlsCreated = true;             base.DataBind();         }         protected override void CreateChildControls()         {             this.Controls.Clear();             _message = new Message(Name, Text);             ITemplate template = MessageTemplate;             template.InstantiateIn(_message);             Controls.Add(_message);         }     } }