在实际工作中，往往需要合并表格头部的单元格，下面就是一个实现的例子。运行结果如图：
C# 
<%
...
@ 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"
>
...
ICollection CreateDataSource()
...
{
System.Data.DataTable dt
=
new
System.Data.DataTable();
System.Data.DataRow dr;
dt.Columns.Add(
new
System.Data.DataColumn(
"
学生姓名
"
,
typeof
(System.String)));
dt.Columns.Add(
new
System.Data.DataColumn(
"
语文
"
,
typeof
(System.Decimal)));
dt.Columns.Add(
new
System.Data.DataColumn(
"
数学
"
,
typeof
(System.Decimal)));
dt.Columns.Add(
new
System.Data.DataColumn(
"
英语
"
,
typeof
(System.Decimal)));
for
(
int
i
=
0
; i
<
8
; i
)
...
{
System.Random rd
=
new
System.Random(Environment.TickCount
*
i); ;
dr
=
dt.NewRow();
dr[
0
]
=
"
学生
"
i.ToString();
dr[
1
]
=
System.Math.Round(rd.NextDouble()
*
100
,
2
);
dr[
2
]
=
System.Math.Round(rd.NextDouble()
*
100
,
2
);
dr[
3
]
=
System.Math.Round(rd.NextDouble()
*
100
,
2
);
dt.Rows.Add(dr);
}
System.Data.DataView dv
=
new
System.Data.DataView(dt);
return
dv;
}
protected
void
Page_Load(object sender, EventArgs e)
...
{
if
(
!
IsPostBack)
...
{
GridView1.BorderColor
=
System.Drawing.Color.DarkOrange;
GridView1.DataSource
=
CreateDataSource();
GridView1.DataBind();
}
}
protected
void
GridView1_RowCreated(object sender, GridViewRowEventArgs e)
...
{
if
(e.Row.RowType
==
DataControlRowType.Header)
...
{
GridViewRow rowHeader
=
new
GridViewRow(
0
,
0
, DataControlRowType.Header, DataControlRowState.Normal);
rowHeader.BackColor
=
System.Drawing.Color.White;
rowHeader.Font.Bold
=
true
;
TableCellCollection cells
=
e.Row.Cells;
TableCell headerCell
=
new
TableCell();
headerCell.Text
=
""
;
rowHeader.Cells.Add(headerCell);
headerCell
=
new
TableCell();
headerCell.Text
=
"
学生成绩
"
;
headerCell.ColumnSpan
=
cells.Count
-
1
;
headerCell.HorizontalAlign
=
HorizontalAlign.Center;
rowHeader.Cells.Add(headerCell);
rowHeader.Visible
=
true
;
GridView1.Controls[
0
].Controls.AddAt(
0
, rowHeader);
}
}
protected
void
GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
...
{
e.Row.Attributes.Add(
"
style
"
,
"
background:#FFF
"
);
}
</
script
>
<
html
xmlns
="http://www.w3.org/1999/xhtml"
>
<
head
>
<
title
>
合并 GridView 的表头单元格
</
title
>
</
head
>
<
body
>
<
form
id
="Form1"
runat
="server"
>
<
asp:GridView
ID
="GridView1"
runat
="server"
CellSpacing
="1"
CellPadding
="3"
Font-Size
="12px"
Width
="300px"
BackColor
="orange"
BorderWidth
="0"
OnRowDataBound
="GridView1_RowDataBound"
OnRowCreated
="GridView1_RowCreated"
>
</
asp:GridView
>
</
form
>
</
body
>
</
html
>
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| 感谢原创者的辛勤劳动，希望对您有所帮助，转载请注明原出处。 |
