HtmlTableCellCollection.Insert(Int32, HtmlTableCell) Metoda

  • Reference

Definice

Obor názvů:
System.Web.UI.HtmlControls
Sestavení:
System.Web.dll

Přidá zadaný HtmlTableCell objekt v zadaném umístění indexu HtmlTableCellCollection kolekce.

public:
 void Insert(int index, System::Web::UI::HtmlControls::HtmlTableCell ^ cell);
public void Insert (int index, System.Web.UI.HtmlControls.HtmlTableCell cell);
member this.Insert : int * System.Web.UI.HtmlControls.HtmlTableCell -> unit
Public Sub Insert (index As Integer, cell As HtmlTableCell)

Parametry

index
Int32

Umístění, ve HtmlTableCellCollection kterém se má přidat HtmlTableCell.

cell
HtmlTableCell

Přidá HtmlTableCell se do HtmlTableCellCollection.

Příklady

Následující příklad kódu ukazuje, jak použít metodu Insert k dynamickému vložení buňky tabulky reprezentované objektem HtmlTableCell v kolekci HtmlTableCellCollection .

<%@ 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">
<script runat="server">

  void Page_Load(Object sender, EventArgs e)
  {

    // Get the number of rows and columns selected by the user.
    int numrows = Convert.ToInt32(Select1.Value);
    int numcells = Convert.ToInt32(Select2.Value);

    // Iterate through the rows.
    for (int j = 0; j < numrows; j++)
    {

      // Create a new row and add it to the Rows collection.
      HtmlTableRow row = new HtmlTableRow();

      // Provide a different background color for alternating rows.
      if (j % 2 == 1)
        row.BgColor = "Gray";

      // Iterate through the cells of a row.
      for (int i = 0; i < numcells; i++)
      {
        // Create a new cell and add it to the Cells collection.
        HtmlTableCell cell = new HtmlTableCell();
        cell.Controls.Add(new LiteralControl("row " +
                          j.ToString() +
                          ", cell " +
                          i.ToString()));
        row.Cells.Insert(i, cell);
      }
      Table1.Rows.Insert(j, row);
    }
  }

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
   <title>HtmlTableCellCollection Example</title>
</head>
<body>

   <form id="form1" runat="server">

      <h3>HtmlTableCellCollection Example</h3>

      <table id="Table1" 
             style="border-width:1; border-color:Black; padding:5"
             cellspacing="0"
             runat="server" />
        
      <hr />

      Select the number of rows and columns to create: <br /><br />

      Table rows:
      <select id="Select1" 
              runat="server">

         <option value="1">1</option>
         <option value="2">2</option>
         <option value="3">3</option>
         <option value="4">4</option>
         <option value="5">5</option>

      </select>

        

      Table cells:
      <select id="Select2" 
              runat="server">

         <option value="1">1</option>
         <option value="2">2</option>
         <option value="3">3</option>
         <option value="4">4</option>
         <option value="5">5</option>

      </select>
       
      <br /><br />
  
      <input type="submit" 
             value="Generate Table" 
             runat="server"/>

   </form>

</body>
</html>

<%@ 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">
<script runat="server">
  
  Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)

    Dim i As Integer
    Dim j As Integer
    Dim row As HtmlTableRow
    Dim cell As HtmlTableCell

    ' Get the number of rows and columns selected by the user.
    Dim numrows As Integer = CInt(Select1.Value)
    Dim numcells As Integer = CInt(Select2.Value)

    ' Iterate through the rows.
    For j = 0 To numrows - 1

      ' Create a new row and add it to the Rows collection.
      row = New HtmlTableRow()

      ' Provide a different background color for alternating rows.
      If (j Mod 2) = 1 Then
        row.BgColor = "Gray"
      End If

      ' Iterate through the cells of a row.
      For i = 0 To numcells - 1
           
        ' Create a new cell and add it to the Cells collection.
        cell = New HtmlTableCell()
        cell.Controls.Add(New LiteralControl("row " & _
                          j.ToString() & _
                          ", cell " & _
                          i.ToString()))
        row.Cells.Insert(i, cell)
            
      Next i

      Table1.Rows.Insert(j, row)
         
    Next j
      
  End Sub

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
   <title>HtmlTableCellCollection Example</title>
</head>
<body>

   <form id="form1" runat="server">

      <h3>HtmlTableCellCollection Example</h3>

      <table id="Table1" 
             style="border-width:1; border-color:Black; padding:5"
             cellspacing="0"
             runat="server" />
        
      <hr />

      Select the number of rows and columns to create: <br /><br />

      Table rows:
      <select id="Select1" 
              runat="server">

         <option value="1">1</option>
         <option value="2">2</option>
         <option value="3">3</option>
         <option value="4">4</option>
         <option value="5">5</option>

      </select>

        

      Table cells:
      <select id="Select2" 
              runat="server">

         <option value="1">1</option>
         <option value="2">2</option>
         <option value="3">3</option>
         <option value="4">4</option>
         <option value="5">5</option>

      </select>
       
      <br /><br />
  
      <input type="submit" 
             value="Generate Table" 
             runat="server"/>

   </form>

</body>
</html>

Poznámky

Insert Pomocí metody přidejte zadaný HtmlTableCell objekt do HtmlTableCellCollection kolekce v zadaném indexu. Pokud chcete jednoduše připojit HtmlTableCell objekt na konec kolekce, použijte metodu Add .

Platí pro

Viz také