ASP.NET 2.0中GridView无限层复杂表头的实现
实现方法就是给单元格填充我们想要的格式代码。
<%@PageLanguage="C#"AutoEventWireup="true"%>
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<scriptrunat="server">
//计算数据，完全可以从数据库取得
ICollectionCreateDataSource()
...{
System.Data.DataTabledt=newSystem.Data.DataTable();
System.Data.DataRowdr;
dt.Columns.Add(newSystem.Data.DataColumn("学生班级",typeof(System.String)));
dt.Columns.Add(newSystem.Data.DataColumn("学生姓名",typeof(System.String)));
dt.Columns.Add(newSystem.Data.DataColumn("语文",typeof(System.Decimal)));
dt.Columns.Add(newSystem.Data.DataColumn("数学",typeof(System.Decimal)));
dt.Columns.Add(newSystem.Data.DataColumn("英语",typeof(System.Decimal)));
dt.Columns.Add(newSystem.Data.DataColumn("计算机",typeof(System.Decimal)));
for(inti=0;i<8;i++)
...{
System.Randomrd=newSystem.Random(Environment.TickCount*i);;
dr=dt.NewRow();
dr[0]="班级"+i.ToString();
dr[1]="学生"+i.ToString();
dr[2]=System.Math.Round(rd.NextDouble()*100,2);
dr[3]=System.Math.Round(rd.NextDouble()*100,2);
dr[4]=System.Math.Round(rd.NextDouble()*100,2);
dr[5]=System.Math.Round(rd.NextDouble()*100,2);
dt.Rows.Add(dr);
}
System.Data.DataViewdv=newSystem.Data.DataView(dt);
returndv;
}
protectedvoidPage_Load(objectsender,EventArgse)
...{
if(!IsPostBack)
...{
GridView1.BorderColor=System.Drawing.Color.DarkOrange;
GridView1.DataSource=CreateDataSource();
GridView1.DataBind();
}
}
protectedvoidGridView1_RowCreated(objectsender,GridViewRowEventArgse)
...{
if(e.Row.RowType==DataControlRowType.Header)
...{
//创建一个GridViewRow，相当于表格的TR一行
GridViewRowrowHeader=newGridViewRow(0,0,DataControlRowType.Header,DataControlRowState.Normal);
stringHeaderBackColor="#EDEDED";
rowHeader.BackColor=System.Drawing.ColorTranslator.FromHtml(HeaderBackColor);
//实现确定要显示的表头样式，也可以通过计算生成
//<tr>
//<tdrowspan='2'>关键单元格</td>
//<tdcolspan='2'>表头文字</td>
//<tdcolspan='2'>表头文字</td>
//<td>表头文字</td>
//</tr>
//<trbgcolor='#FFF'>
//<tdcolspan='2'>表头文字</td>
//<tdrowspan='2'>表头文字</td>
//<tdcolspan='2'>表头文字</td>
//</tr>
//<trbgcolor='#FFF'>
//<td>表头文字</td>
//<td>表头文字</td>
//<td>表头文字</td>
//<td>表头文字</td>
//<td>表头文字</td>";
//</tr>
//上面的样式可以设置斜线
LiteralnewCells=newLiteral();
newCells.Text=@"表头文字1</th>
<thcolspan='2'>表头文字2</th>
<thcolspan='2'>表头文字3</th>
<th>表头文字4</th>
</tr>
<trbgcolor='"+HeaderBackColor+"'>";
newCells.Text+=@"
<thcolspan='2'>表头文字5</th>
<throwspan='2'>表头文字6</th>
<thcolspan='2'>表头文字7</th>
</tr>
<trbgcolor='"+HeaderBackColor+"'>";
newCells.Text+=@"
<th>表头文字8</th>
<th>表头文字9</th>
<th>表头文字10</th>
<th>表头文字11</th>
<th>表头文字12";
TableCellCollectioncells=e.Row.Cells;
TableHeaderCellheaderCell=newTableHeaderCell();
//下面的属性设置与<tdrowspan='2'>关键单元格</td>要一致
headerCell.RowSpan=2;
headerCell.Controls.Add(newCells);
rowHeader.Cells.Add(headerCell);
rowHeader.Cells.Add(headerCell);
rowHeader.Visible=true;
//添加到GridView1
GridView1.Controls[0].Controls.AddAt(0,rowHeader);
}
}
protectedvoidGridView1_RowDataBound(objectsender,GridViewRowEventArgse)
...{
if(e.Row.RowType==DataControlRowType.Header)
...{
e.Row.Attributes.Add("style","background:#9999FF;color:#FFFFFF;font-size:14px");
}
else
...{
e.Row.Attributes.Add("style","background:#FFF");
}
}
</script>
<htmlxmlns="http://www.w3.org/1999/xhtml">
<head>
<title>为GridView添加多层表头</title>
</head>
<body>
<formid="Form1"runat="server">
<asp:GridViewID="GridView1"runat="server"CellSpacing="1"CellPadding="3"Font-Size="12px"
Width="600px"BackColor="#000000"BorderWidth="0"OnRowDataBound="GridView1_RowDataBound"
OnRowCreated="GridView1_RowCreated">
</asp:GridView>
</form>
</body>
</html>
<%@PageLanguage="C#"AutoEventWireup="true"%><!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><scriptrunat="server">//计算数据，完全可以从数据库取得ICollectionCreateDataSource()...{System.Data.DataTabledt=newSystem.Data.DataTable();System.Data.DataRowdr;dt.Columns.Add(newSystem.Data.DataColumn("学生班级",typeof(System.String)));dt.Columns.Add(newSystem.Data.DataColumn("学生姓名",typeof(System.String)));dt.Columns.Add(newSystem.Data.DataColumn("语文",typeof(System.Decimal)));dt.Columns.Add(newSystem.Data.DataColumn("数学",typeof(System.Decimal)));dt.Columns.Add(newSystem.Data.DataColumn("英语",typeof(System.Decimal)));dt.Columns.Add(newSystem.Data.DataColumn("计算机",typeof(System.Decimal)));for(inti=0;i<8;i++)...{System.Randomrd=newSystem.Random(Environment.TickCount*i);;dr=dt.NewRow();dr[0]="班级"+i.ToString();dr[1]="学生"+i.ToString();dr[2]=System.Math.Round(rd.NextDouble()*100,2);dr[3]=System.Math.Round(rd.NextDouble()*100,2);dr[4]=System.Math.Round(rd.NextDouble()*100,2);dr[5]=System.Math.Round(rd.NextDouble()*100,2);dt.Rows.Add(dr);}System.Data.DataViewdv=newSystem.Data.DataView(dt);returndv;}protectedvoidPage_Load(objectsender,EventArgse)...{if(!IsPostBack)...{GridView1.BorderColor=System.Drawing.Color.DarkOrange;GridView1.DataSource=CreateDataSource();GridView1.DataBind();}}protectedvoidGridView1_RowCreated(objectsender,GridViewRowEventArgse)...{if(e.Row.RowType==DataControlRowType.Header)...{//创建一个GridViewRow，相当于表格的TR一行GridViewRowrowHeader=newGridViewRow(0,0,DataControlRowType.Header,DataControlRowState.Normal);stringHeaderBackColor="#EDEDED";rowHeader.BackColor=System.Drawing.ColorTranslator.FromHtml(HeaderBackColor);//实现确定要显示的表头样式，也可以通过计算生成//<tr>//<tdrowspan='2'>关键单元格</td>//<tdcolspan='2'>表头文字</td>//<tdcolspan='2'>表头文字</td>//<td>表头文字</td>//</tr>//<trbgcolor='#FFF'>//<tdcolspan='2'>表头文字</td>//<tdrowspan='2'>表头文字</td>//<tdcolspan='2'>表头文字</td>//</tr>//<trbgcolor='#FFF'>//<td>表头文字</td>//<td>表头文字</td>//<td>表头文字</td>//<td>表头文字</td>//<td>表头文字</td>";//</tr>//上面的样式可以设置斜线LiteralnewCells=newLiteral();newCells.Text=@"表头文字1</th><thcolspan='2'>表头文字2</th><thcolspan='2'>表头文字3</th><th>表头文字4</th></tr><trbgcolor='"+HeaderBackColor+"'>";newCells.Text+=@"<thcolspan='2'>表头文字5</th><throwspan='2'>表头文字6</th><thcolspan='2'>表头文字7</th></tr><trbgcolor='"+HeaderBackColor+"'>";newCells.Text+=@"<th>表头文字8</th><th>表头文字9</th><th>表头文字10</th><th>表头文字11</th><th>表头文字12";TableCellCollectioncells=e.Row.Cells;TableHeaderCellheaderCell=newTableHeaderCell();//下面的属性设置与<tdrowspan='2'>关键单元格</td>要一致headerCell.RowSpan=2;headerCell.Controls.Add(newCells);rowHeader.Cells.Add(headerCell);rowHeader.Cells.Add(headerCell);rowHeader.Visible=true;//添加到GridView1GridView1.Controls[0].Controls.AddAt(0,rowHeader);}}protectedvoidGridView1_RowDataBound(objectsender,GridViewRowEventArgse)...{if(e.Row.RowType==DataControlRowType.Header)...{e.Row.Attributes.Add("style","background:#9999FF;color:#FFFFFF;font-size:14px");}else...{e.Row.Attributes.Add("style","background:#FFF");}}</script><htmlxmlns="http://www.w3.org/1999/xhtml"><head><title>为GridView添加多层表头</title></head><body><formid="Form1"runat="server"><asp:GridViewID="GridView1"runat="server"CellSpacing="1"CellPadding="3"Font-Size="12px"Width="600px"BackColor="#000000"BorderWidth="0"OnRowDataBound="GridView1_RowDataBound"OnRowCreated="GridView1_RowCreated"></asp:GridView></form></body></html>
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