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Propriedade DataList.RepeatDirection
Namespace: System.Web.UI.WebControls
Assembly: System.Web (em System.Web.dll)
<asp:DataList RepeatDirection="RepeatDirection" />
Valor de propriedade
Tipo: System.Web.UI.WebControls.RepeatDirection| Exceção | Condição |
|---|---|
| ArgumentOutOfRangeException |
 Observação |
|---|
| Topic | Location |
|---|---|
| Como: Specify Horizontal or Layout Vertical in DataList Servidor Web Controles | dv_aspnetcon |
| Como: Especifica horizontal ou layout vertical em controles DataList do servidor Web | Building ASP .NET Web Applications in Visual Studio |
| Como: especificar layout horizontal ou vertical nos controles de servidor Web DataList | dv_vwdcon |
| Observação |
|---|
<%@ 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>
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Função Server Core sem suporte), Windows Server 2008 R2 (Função Server Core com suporte com o SP1 ou posterior, Itanium sem suporte)
O .NET Framework não oferece suporte a todas as versões de cada plataforma. Para obter uma lista das versões com suporte, consulte .Requisitos de sistema do NET Framework.
