BaseDataList.GridLines 属性
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
获取或设置一个值,该值指定是否显示数据列表控件的单元格之间的边框。
public:
virtual property System::Web::UI::WebControls::GridLines GridLines { System::Web::UI::WebControls::GridLines get(); void set(System::Web::UI::WebControls::GridLines value); };
[System.ComponentModel.Bindable(true)]
public virtual System.Web.UI.WebControls.GridLines GridLines { get; set; }
public virtual System.Web.UI.WebControls.GridLines GridLines { get; set; }
[<System.ComponentModel.Bindable(true)>]
member this.GridLines : System.Web.UI.WebControls.GridLines with get, set
member this.GridLines : System.Web.UI.WebControls.GridLines with get, set
Public Overridable Property GridLines As GridLines
属性值
GridLines 值之一。 默认值为 Both
。
- 属性
示例
下面的代码示例演示如何使用 GridLines 属性在数据绑定控件中同时显示水平网格线和垂直网格线。
<%@ 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 DataGrid 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)));
// Populate the table with sample values.
for (int i = 0; i < 9; i++)
{
dr = dt.NewRow();
dr[0] = i;
dr[1] = "Item " + i.ToString();
dr[2] = 1.23 * (i + 1);
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)
{
ItemsGrid.DataSource = CreateDataSource();
ItemsGrid.DataBind();
}
}
void Index_Change(Object sender, EventArgs e)
{
ItemsGrid.GridLines = (GridLines)GridLinesList.SelectedIndex;
}
</script>
<head runat="server">
<title>BaseDataList GridLines Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>BaseDataList GridLines Example</h3>
<asp:DataGrid id="ItemsGrid"
BorderColor="black"
BorderWidth="1"
CellPadding="3"
GridLines="Both"
AutoGenerateColumns="true"
runat="server">
<HeaderStyle BackColor="#00aaaa">
</HeaderStyle>
</asp:DataGrid>
<br />
<h4>Select the gridline style:</h4>
<table cellpadding="5">
<tr>
<td>
Gridline style:
</td>
</tr>
<tr>
<td>
<asp:DropDownList id="GridLinesList"
AutoPostBack="True"
OnSelectedIndexChanged="Index_Change"
runat="server">
<asp:ListItem Value="0">None</asp:ListItem>
<asp:ListItem Value="1">Horizontal</asp:ListItem>
<asp:ListItem Value="2">Vertical</asp:ListItem>
<asp:ListItem Value="3" Selected="True">Both</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
</table>
</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 DataGrid 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)))
' Populate the table with sample values.
Dim i As Integer
For i = 0 to 8
dr = dt.NewRow()
dr(0) = i
dr(1) = "Item " & i.ToString()
dr(2) = 1.23 * (i + 1)
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
ItemsGrid.DataSource = CreateDataSource()
ItemsGrid.DataBind()
End If
End Sub
Sub Index_Change(sender As Object, e As EventArgs)
ItemsGrid.GridLines = CType(GridLinesList.SelectedIndex, GridLines)
End Sub
</script>
<head runat="server">
<title>BaseDataList GridLines Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>BaseDataList GridLines Example</h3>
<asp:DataGrid id="ItemsGrid"
BorderColor="black"
BorderWidth="1"
CellPadding="3"
GridLines="Both"
AutoGenerateColumns="true"
runat="server">
<HeaderStyle BackColor="#00aaaa">
</HeaderStyle>
</asp:DataGrid>
<br />
<h4>Select the gridline style:</h4>
<table cellpadding="5">
<tr>
<td>
Gridline style:
</td>
</tr>
<tr>
<td>
<asp:DropDownList id="GridLinesList"
AutoPostBack="True"
OnSelectedIndexChanged="Index_Change"
runat="server">
<asp:ListItem Value="0">None</asp:ListItem>
<asp:ListItem Value="1">Horizontal</asp:ListItem>
<asp:ListItem Value="2">Vertical</asp:ListItem>
<asp:ListItem Value="3" Selected="True">Both</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
</table>
</form>
</body>
</html>
注解
GridLines使用 属性指定是否显示数据列表控件的单元格之间的边框。 此属性是使用枚举值之一设置的 GridLines 。 下表列出了可能的值。
值 | 说明 |
---|---|
None |
不显示单元格边框。 |
Horizontal |
仅显示数据列表控件中单元格的上边框和下边框。 |
Vertical |
仅显示数据列表控件中单元格的左边框和右边框。 |
Both |
将显示数据列表控件中单元格的所有边框。 |