HtmlTable.HtmlTableRowControlCollection HtmlTable.HtmlTableRowControlCollection HtmlTable.HtmlTableRowControlCollection Class

Definition

Represents a collection of HtmlTableRow objects that are the rows of an HtmlTable control.

protected: ref class HtmlTable::HtmlTableRowControlCollection : System::Web::UI::ControlCollection
protected class HtmlTable.HtmlTableRowControlCollection : System.Web.UI.ControlCollection
Protected Class HtmlTable.HtmlTableRowControlCollection
Inherits ControlCollection
Inheritance
HtmlTable.HtmlTableRowControlCollectionHtmlTable.HtmlTableRowControlCollectionHtmlTable.HtmlTableRowControlCollection

Examples

The following code example demonstrates how to create a custom HtmlTable.HtmlTableRowControlCollection that overrides the Add method so that when rows are added to a table, they are always added at the beginning of the table's row collection.

<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.CS.Controls" Assembly="Samples.AspNet.CS" %>
<%@ Page Language="C#" AutoEventWireup="True" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
  <head>
    <title>Custom HtmlTable - CustomHtmlTableRowControlCollection Example</title>
  </head>
  <body>
    <form id="Form1" 
          method="post" 
          runat="server">
      <h3>Custom HtmlTable - CustomHtmlTableRowControlCollection Example</h3>
      
      <aspSample:CustomHtmlTableRowControlCollection 
        id="HtmlTable1" 
        name="HtmlTable1" 
        runat="server" 
        border="1"
        cellSpacing="0" 
        cellPadding="5">
        <tr>
          <td>1,1</td>
          <td>1,2</td>
          <td>1,3</td>
        </tr>
        <tr>
          <td>2,1</td>
          <td>2,2</td>
          <td>2,3</td>
        </tr>
        <tr>
          <td>3,1</td>
          <td>3,2</td>
          <td>3,3</td>
        </tr>
      </aspSample:CustomHtmlTableRowControlCollection>

    </form>

  </body>
</html> 
<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.VB.Controls" Assembly="Samples.AspNet.VB" %>
<%@ Page Language="VB" AutoEventWireup="True" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
  <head>
    <title>Custom HtmlTable - CustomHtmlTableRowControlCollection Example</title>
  </head>
  <body>
    <form id="Form1" 
          method="post" 
          runat="server">
      <h3>Custom HtmlTable - CustomHtmlTableRowControlCollection Example</h3>
      
      <aspSample:CustomHtmlTableRowControlCollection 
        id="HtmlTable1" 
        name="HtmlTable1" 
        runat="server" 
        border="1"
        cellSpacing="0" 
        cellPadding="5">
        <tr>
          <td>1,1</td>
          <td>1,2</td>
          <td>1,3</td>
        </tr>
        <tr>
          <td>2,1</td>
          <td>2,2</td>
          <td>2,3</td>
        </tr>
        <tr>
          <td>3,1</td>
          <td>3,2</td>
          <td>3,3</td>
        </tr>
      </aspSample:CustomHtmlTableRowControlCollection>

    </form>

  </body>
</html>
using System.Web;
using System.Web.UI;
using System.Security.Permissions;

namespace Samples.AspNet.CS.Controls
{
    [AspNetHostingPermission(SecurityAction.Demand, Level = AspNetHostingPermissionLevel.Minimal)]
    public class CustomHtmlTableRowControlCollection : System.Web.UI.HtmlControls.HtmlTable
    {

       protected override ControlCollection CreateControlCollection()
       {

         return new MyHtmlTableRowControlCollection(this);

       }

       protected class MyHtmlTableRowControlCollection : ControlCollection
       {

         internal MyHtmlTableRowControlCollection(Control owner) : base(owner) { }

         public override void Add(Control child)
         {

           // Always add new rows at the top of the table.
           base.AddAt(0, child);
         }

       }

    }

}
Imports System.Web
Imports System.Web.UI
Imports System.Security.Permissions

Namespace Samples.AspNet.VB.Controls
    <AspNetHostingPermission(SecurityAction.Demand, Level:=AspNetHostingPermissionLevel.Minimal)> _
    Public NotInheritable Class CustomHtmlTableRowControlCollection
        Inherits System.Web.UI.HtmlControls.HtmlTable

        Protected Overrides Function CreateControlCollection() As System.Web.UI.ControlCollection

            Return New MyHtmlTableRowControlCollection(Me)

        End Function

        Protected Class MyHtmlTableRowControlCollection
            Inherits ControlCollection

            Friend Sub New(ByVal owner As Control)

                MyBase.New(owner)

            End Sub

            Public Overrides Sub Add(ByVal child As Control)

                ' Always add new rows at the top of the table.
                MyBase.AddAt(0, child)

            End Sub

        End Class

    End Class

End Namespace

Remarks

The HtmlTable.HtmlTableRowControlCollection class represents a collection of HtmlTableRow objects for an HtmlTable control. Controls can be added at the end of the collection with the Add method, or at a specified index location in the collection with the AddAt method. Only controls of type HtmlTableRow can be added to the HtmlTable.HtmlTableRowControlCollection collection.

Methods

Add(Control) Add(Control) Add(Control)

Adds the specified Control object to the collection.

AddAt(Int32, Control) AddAt(Int32, Control) AddAt(Int32, Control)

Adds the specified Control object to the collection. The new control is added to the array at the specified index location.

Clear() Clear() Clear()

Removes all controls from the current server control's ControlCollection object.

(Inherited from ControlCollection)
Contains(Control) Contains(Control) Contains(Control)

Determines whether the specified server control is in the parent server control's ControlCollection object.

(Inherited from ControlCollection)
CopyTo(Array, Int32) CopyTo(Array, Int32) CopyTo(Array, Int32)

Copies the child controls stored in the ControlCollection object to an Array object, beginning at the specified index location in the Array.

(Inherited from ControlCollection)
Equals(Object) Equals(Object) Equals(Object)

Determines whether the specified object is equal to the current object.

(Inherited from Object)
GetEnumerator() GetEnumerator() GetEnumerator()

Retrieves an enumerator that can iterate through the ControlCollection object.

(Inherited from ControlCollection)
GetHashCode() GetHashCode() GetHashCode()

Serves as the default hash function.

(Inherited from Object)
GetType() GetType() GetType()

Gets the Type of the current instance.

(Inherited from Object)
IndexOf(Control) IndexOf(Control) IndexOf(Control)

Retrieves the index of a specified Control object in the collection.

(Inherited from ControlCollection)
MemberwiseClone() MemberwiseClone() MemberwiseClone()

Creates a shallow copy of the current Object.

(Inherited from Object)
Remove(Control) Remove(Control) Remove(Control)

Removes the specified server control from the parent server control's ControlCollection object.

(Inherited from ControlCollection)
RemoveAt(Int32) RemoveAt(Int32) RemoveAt(Int32)

Removes a child control, at the specified index location, from the ControlCollection object.

(Inherited from ControlCollection)
ToString() ToString() ToString()

Returns a string that represents the current object.

(Inherited from Object)

Properties

Count Count Count

Gets the number of server controls in the ControlCollection object for the specified ASP.NET server control.

(Inherited from ControlCollection)
IsReadOnly IsReadOnly IsReadOnly

Gets a value indicating whether the ControlCollection object is read-only.

(Inherited from ControlCollection)
IsSynchronized IsSynchronized IsSynchronized

Gets a value indicating whether the ControlCollection object is synchronized.

(Inherited from ControlCollection)
Item[Int32] Item[Int32] Item[Int32]

Gets a reference to the server control at the specified index location in the ControlCollection object.

(Inherited from ControlCollection)
Owner Owner Owner

Gets the ASP.NET server control to which the ControlCollection object belongs.

(Inherited from ControlCollection)
SyncRoot SyncRoot SyncRoot

Gets an object that can be used to synchronize access to the collection of controls.

(Inherited from ControlCollection)

Extension Methods

Cast<TResult>(IEnumerable) Cast<TResult>(IEnumerable) Cast<TResult>(IEnumerable)

Casts the elements of an IEnumerable to the specified type.

OfType<TResult>(IEnumerable) OfType<TResult>(IEnumerable) OfType<TResult>(IEnumerable)

Filters the elements of an IEnumerable based on a specified type.

AsParallel(IEnumerable) AsParallel(IEnumerable) AsParallel(IEnumerable)

Enables parallelization of a query.

AsQueryable(IEnumerable) AsQueryable(IEnumerable) AsQueryable(IEnumerable)

Converts an IEnumerable to an IQueryable.

Applies to

See also