DataList.RepeatLayout Özellik
Tanım
Önemli
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Denetimin bir tabloda mı yoksa akış düzeninde mi görüntüleneceğini alır veya ayarlar.
public:
virtual property System::Web::UI::WebControls::RepeatLayout RepeatLayout { System::Web::UI::WebControls::RepeatLayout get(); void set(System::Web::UI::WebControls::RepeatLayout value); };[System.ComponentModel.Bindable(true)]
public virtual System.Web.UI.WebControls.RepeatLayout RepeatLayout { get; set; }public virtual System.Web.UI.WebControls.RepeatLayout RepeatLayout { get; set; }[<System.ComponentModel.Bindable(true)>]
member this.RepeatLayout : System.Web.UI.WebControls.RepeatLayout with get, setmember this.RepeatLayout : System.Web.UI.WebControls.RepeatLayout with get, setPublic Overridable Property RepeatLayout As RepeatLayoutÖzellik Değeri
Denetimin bir tabloda mı yoksa akış düzeninde mi görüntüleneceğini belirten değer.
- Öznitelikler
Özel durumlar
Belirtilen değer desteklenen RepeatLayout değerlerden biri değil.
Örnekler
Aşağıdaki kod örneği, denetimin RepeatLayout düzen stilini belirtmek için özelliğinin DataList nasıl kullanılacağını gösterir.
Not
Aşağıdaki kod örneği tek dosyalı kod modelini kullanır ve doğrudan arka planda kod dosyasına kopyalandığında düzgün çalışmayabilir. Bu kod örneği.aspx uzantısına sahip boş bir metin dosyasına kopyalanmalıdır. Web Forms kod modeli hakkında daha fazla bilgi için bkz. ASP.NET Web Forms Sayfa Kodu Modeli.
<%@ Page Language="C#" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
<!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" >
<script runat="server">
ICollection CreateDataSource()
{
// Create sample data for the DataList control.
DataTable dt = new DataTable();
DataRow dr;
// Define the columns of the table.
dt.Columns.Add(new DataColumn("IntegerValue", typeof(Int32)));
dt.Columns.Add(new DataColumn("StringValue", typeof(String)));
dt.Columns.Add(new DataColumn("CurrencyValue", typeof(double)));
dt.Columns.Add(new DataColumn("ImageValue", typeof(String)));
// Populate the table with sample values.
for (int i = 0; i < 9; i++)
{
dr = dt.NewRow();
dr[0] = i;
dr[1] = "Description for item " + i.ToString();
dr[2] = 1.23 * (i + 1);
dr[3] = "Image" + i.ToString() + ".jpg";
dt.Rows.Add(dr);
}
DataView dv = new DataView(dt);
return dv;
}
void Page_Load(Object sender, EventArgs e)
{
// Load sample data only once, when the page is first loaded.
if (!IsPostBack)
{
ItemsList.DataSource = CreateDataSource();
ItemsList.DataBind();
}
}
void Button_Click(Object sender, EventArgs e)
{
// Set the repeat direction based on the selected value of the
// DirectionList DropDownList control.
ItemsList.RepeatDirection =
(RepeatDirection)DirectionList.SelectedIndex;
// Set the repeat layout based on the selected value of the
// LayoutList DropDownList control.
ItemsList.RepeatLayout = (RepeatLayout)LayoutList.SelectedIndex;
// Set the number of columns to display based on the selected
// value of the ColumnsList DropDownList control.
ItemsList.RepeatColumns = ColumnsList.SelectedIndex;
// Show or hide the gridlines based on the value of the
// ShowBorderCheckBox property. Note that gridlines are displayed
// only if the RepeatLayout property is set to Table.
if ((ShowBorderCheckBox.Checked)
&& (ItemsList.RepeatLayout == RepeatLayout.Table))
{
ItemsList.BorderWidth = Unit.Pixel(1);
ItemsList.GridLines = GridLines.Both;
}
else
{
ItemsList.BorderWidth = Unit.Pixel(0);
ItemsList.GridLines = GridLines.None;
}
}
</script>
<head runat="server">
<title>DataList Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>DataList Example</h3>
<asp:DataList id="ItemsList"
BorderColor="black"
CellPadding="5"
CellSpacing="5"
RepeatDirection="Vertical"
RepeatLayout="Table"
RepeatColumns="0"
BorderWidth="0"
runat="server">
<HeaderStyle BackColor="#aaaadd">
</HeaderStyle>
<AlternatingItemStyle BackColor="Gainsboro">
</AlternatingItemStyle>
<HeaderTemplate>
List of items
</HeaderTemplate>
<ItemTemplate>
Description: <br />
<%# DataBinder.Eval(Container.DataItem, "StringValue") %>
<br />
Price: <%# DataBinder.Eval(Container.DataItem, "CurrencyValue", "{0:c}") %>
<br />
<asp:Image id="ProductImage"
AlternatingText='<%# DataBinder.Eval(Container.DataItem, "StringValue") %>'
ImageUrl='<%# DataBinder.Eval(Container.DataItem, "ImageValue") %>'
runat="server"/>
</ItemTemplate>
</asp:DataList>
<hr />
<table cellpadding="5">
<tr>
<th>
Repeat direction:
</th>
<th>
Repeat layout:
</th>
<th>
Repeat columns:
</th>
<th>
<asp:CheckBox id="ShowBorderCheckBox"
Text="Show border"
Checked="False"
runat="server" />
</th>
</tr>
<tr>
<td>
<asp:DropDownList id="DirectionList"
runat="server">
<asp:ListItem>Horizontal</asp:ListItem>
<asp:ListItem Selected="True">Vertical</asp:ListItem>
</asp:DropDownList>
</td>
<td>
<asp:DropDownList id="LayoutList"
runat="server">
<asp:ListItem Selected="True">Table</asp:ListItem>
<asp:ListItem>Flow</asp:ListItem>
</asp:DropDownList>
</td>
<td>
<asp:DropDownList id="ColumnsList"
runat="server">
<asp:ListItem Selected="True">0</asp:ListItem>
<asp:ListItem>1</asp:ListItem>
<asp:ListItem>2</asp:ListItem>
<asp:ListItem>3</asp:ListItem>
<asp:ListItem>4</asp:ListItem>
<asp:ListItem>5</asp:ListItem>
</asp:DropDownList>
</td>
<td>
</td>
</tr>
</table>
<asp:LinkButton id="RefreshButton"
Text="Refresh DataList"
OnClick="Button_Click"
runat="server"/>
</form>
</body>
</html>
<%@ Page Language="VB" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
<!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" >
<script runat="server">
Function CreateDataSource() As ICollection
' Create sample data for the DataList control.
Dim dt As DataTable = New DataTable()
dim dr As DataRow
' Define the columns of the table.
dt.Columns.Add(New DataColumn("IntegerValue", GetType(Int32)))
dt.Columns.Add(New DataColumn("StringValue", GetType(String)))
dt.Columns.Add(New DataColumn("CurrencyValue", GetType(Double)))
dt.Columns.Add(New DataColumn("ImageValue", GetType(String)))
' Populate the table with sample values.
Dim i As Integer
For i = 0 To 8
dr = dt.NewRow()
dr(0) = i
dr(1) = "Description for item " & i.ToString()
dr(2) = 1.23 * (i + 1)
dr(3) = "Image" & i.ToString() & ".jpg"
dt.Rows.Add(dr)
Next i
Dim dv As DataView = New DataView(dt)
Return dv
End Function
Sub Page_Load(sender As Object, e As EventArgs)
' Load sample data only once, when the page is first loaded.
If Not IsPostBack Then
ItemsList.DataSource = CreateDataSource()
ItemsList.DataBind()
End If
End Sub
Sub Button_Click(sender As Object, e As EventArgs)
' Set the repeat direction based on the selected value of the
' DirectionList DropDownList control.
ItemsList.RepeatDirection = _
CType(DirectionList.SelectedIndex, RepeatDirection)
' Set the repeat layout based on the selected value of the
' LayoutList DropDownList control.
ItemsList.RepeatLayout = CType(LayoutList.SelectedIndex, RepeatLayout)
' Set the number of columns to display based on the selected
' value of the ColumnsList DropDownList control.
ItemsList.RepeatColumns = ColumnsList.SelectedIndex
' Show or hide the gridlines based on the value of the
' ShowBorderCheckBox. Note that gridlines are displayed
' only if the RepeatLayout property is set to Table.
If ShowBorderCheckBox.Checked _
And ItemsList.RepeatLayout = RepeatLayout.Table Then
ItemsList.BorderWidth = Unit.Pixel(1)
ItemsList.GridLines = GridLines.Both
Else
ItemsList.BorderWidth = Unit.Pixel(0)
ItemsList.GridLines = GridLines.None
End If
End Sub
</script>
<head runat="server">
<title>DataList Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>DataList Example</h3>
<asp:DataList id="ItemsList"
BorderColor="black"
CellPadding="5"
CellSpacing="5"
RepeatDirection="Vertical"
RepeatLayout="Table"
RepeatColumns="0"
BorderWidth="0"
runat="server">
<HeaderStyle BackColor="#aaaadd">
</HeaderStyle>
<AlternatingItemStyle BackColor="Gainsboro">
</AlternatingItemStyle>
<HeaderTemplate>
List of items
</HeaderTemplate>
<ItemTemplate>
Description: <br />
<%# DataBinder.Eval(Container.DataItem, "StringValue") %>
<br />
Price: <%# DataBinder.Eval(Container.DataItem, "CurrencyValue", "{0:c}") %>
<br />
<asp:Image id="ProductImage"
AlternatingText='<%# DataBinder.Eval(Container.DataItem, "StringValue") %>'
ImageUrl='<%# DataBinder.Eval(Container.DataItem, "ImageValue") %>'
runat="server"/>
</ItemTemplate>
</asp:DataList>
<hr />
<table cellpadding="5">
<tr>
<th>
Repeat direction:
</th>
<th>
Repeat layout:
</th>
<th>
Repeat columns:
</th>
<th>
<asp:CheckBox id="ShowBorderCheckBox"
Text="Show border"
Checked="False"
runat="server" />
</th>
</tr>
<tr>
<td>
<asp:DropDownList id="DirectionList"
runat="server">
<asp:ListItem>Horizontal</asp:ListItem>
<asp:ListItem Selected="True">Vertical</asp:ListItem>
</asp:DropDownList>
</td>
<td>
<asp:DropDownList id="LayoutList"
runat="server">
<asp:ListItem Selected="True">Table</asp:ListItem>
<asp:ListItem>Flow</asp:ListItem>
</asp:DropDownList>
</td>
<td>
<asp:DropDownList id="ColumnsList"
runat="server">
<asp:ListItem Selected="True">0</asp:ListItem>
<asp:ListItem>1</asp:ListItem>
<asp:ListItem>2</asp:ListItem>
<asp:ListItem>3</asp:ListItem>
<asp:ListItem>4</asp:ListItem>
<asp:ListItem>5</asp:ListItem>
</asp:DropDownList>
</td>
<td>
</td>
</tr>
</table>
<asp:LinkButton id="RefreshButton"
Text="Refresh DataList"
OnClick="Button_Click"
runat="server"/>
</form>
</body>
</html>
Açıklamalar
Denetimdeki RepeatLayout öğelerin bir tabloda görüntülenip görüntülenmeyeceğini DataList belirtmek için özelliğini kullanın. Denetim tarafından desteklenen tek RepeatLayout değerler ve Flow'tirTable.DataList
Bu özellik olarak RepeatLayout.Tableayarlanırsa, listedeki öğeler bir tabloda görüntülenir. Bu özellik olarak RepeatLayout.Flowayarlanırsa, listedeki öğeler tablo yapısı olmadan görüntülenir.
DataList Denetim bir tabloda görüntülendiğinde, kılavuz çizgisi stili belirtmek için özelliğini kullanabilirsinizGridLines.