WinForm DataGrid 的DataGridTableStyle用法

private void Form1_Load(object sender, System.EventArgs e)
ExpandedBlockStart.gif        
{
InBlock.gif            
//定义数据源--DataTable
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            DataTable dt=new DataTable("mytable");
InBlock.gif            
//添加列
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            dt.Columns.Add("列1",typeof(String));
InBlock.gif            dt.Columns.Add(
"列2",typeof(Int32));
InBlock.gif            dt.Columns.Add(
"列3",typeof(Boolean));
InBlock.gif
InBlock.gif            
//添加行
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            DataRow row,row1;
InBlock.gif            row
=dt.NewRow();
InBlock.gif            row[
"列1"]="行1";
InBlock.gif            row[
"列2"]=1;
InBlock.gif            row[
"列3"]=true;
InBlock.gif            dt.Rows.Add(row);
InBlock.gif            row1
=dt.NewRow();
InBlock.gif            row1[
"列1"]="行2";
InBlock.gif            row1[
"列2"]=2;
InBlock.gif            row1[
"列3"]=false;
InBlock.gif            dt.Rows.Add(row1);
InBlock.gif
InBlock.gif            
//为DataGrid添加数据源
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            dataGrid1.DataSource=dt;
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InBlock.gif            
//定义DataGridTableStyle
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            DataGridTableStyle ts=new DataGridTableStyle();
InBlock.gif            ts.MappingName
=dt.TableName;  //映射style对应数据源的表名,很重要,否则无数据显示
InBlock.gif
InBlock.gif            
//分别对列进行渲染
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            int numColumns=dt.Columns.Count;
InBlock.gif            dataGrid1.CaptionText
="DataGrid事例";  //指名DataGrid标题
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InBlock.gif            
//采用循环方式渲染前两列
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            DataGridTextBoxColumn aColumnTextColumn;
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for(int i=0;i<numColumns-1;i++)
ExpandedSubBlockStart.gif            
{
InBlock.gif                
//前两列绑定TextBox方式显示
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                aColumnTextColumn=new DataGridTextBoxColumn();
InBlock.gif                aColumnTextColumn.HeaderText
=dt.Columns[i].ColumnName;  //列头
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                aColumnTextColumn.MappingName=dt.Columns[i].ColumnName; //映射数据源的列名,很重要,否则无数据显示
InBlock.gif

InBlock.gif                
if (i==1)
ExpandedSubBlockStart.gif                
{
InBlock.gif                    
//规定Cell的高度和宽度,然后渲染
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                    ts.PreferredColumnWidth=100;
InBlock.gif                    ts.PreferredRowHeight
=20;
ExpandedSubBlockEnd.gif                }

InBlock.gif
InBlock.gif                
//指名交替行的背景色
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                ts.AlternatingBackColor=Color.LightGray;
InBlock.gif                
//TableStyle的ColumnStyle列添加上面指定的TextBox
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                ts.GridColumnStyles.Add(aColumnTextColumn);
ExpandedSubBlockEnd.gif            }

InBlock.gif
InBlock.gif            
//用CheckBox的方式渲染第3列
InBlock.gif
            DataGridBoolColumn bc=new DataGridBoolColumn();
InBlock.gif            bc.HeaderText
=dt.Columns[2].ColumnName;
InBlock.gif            bc.MappingName
=dt.Columns[2].ColumnName;
InBlock.gif            ts.PreferredColumnWidth
=100;
InBlock.gif            ts.GridColumnStyles.Add(bc);
InBlock.gif
InBlock.gif            
//DataGrid上添加上面定义的TableStyle
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            dataGrid1.TableStyles.Add(ts);
ExpandedBlockEnd.gif        }

Part 2 用查询数据库的结果集作为数据源,首先在winform里拖一个datagrid。
None.gifprivate void Form2_Load(object sender, System.EventArgs e)
ExpandedBlockStart.gif        
{
InBlock.gif            DataSet ds
=BookingCar.Business.Facade.Order.QueryAllOrderStatus(); //查询数据库得到DataSet
InBlock.gif
            dataGrid1.DataSource=ds.Tables[0]; //设定数据源
InBlock.gif
            dataGrid1.CaptionText="DataGrid试验";  //设定DataGrid的标题
InBlock.gif

InBlock.gif            DataGridTableStyle ts
=new DataGridTableStyle();  //定义TableStyle
InBlock.gif
            ts.MappingName=ds.Tables[0].TableName;   //映射表名称,重要
InBlock.gif
            ts.ReadOnly=false;     //整个DataGrid读写方式
InBlock.gif            
InBlock.gif            
//第一列
InBlock.gif
            DataGridTextBoxColumn tc=new DataGridTextBoxColumn();  //定义第一列用TextBox渲染
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            tc.HeaderText="状态类型";   //改变列头的显示
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            tc.MappingName=ds.Tables[0].Columns[0].ColumnName;  //映射列的名称,重要,实际就是查询select 对因的列
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            tc.Alignment=HorizontalAlignment.Center;  //对齐方式
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            tc.ReadOnly=true;    //指明这一列的为只读方式
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            ts.PreferredColumnWidth=70;  //指明Cell宽度
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            ts.PreferredRowHeight=20//指名Cell高度
InBlock.gif
            ts.AlternatingBackColor=Color.LightGray;
InBlock.gif            ts.GridColumnStyles.Add(tc); 
//为ColumnStyle添加上面的TextBox
InBlock.gif
InBlock.gif            
//第二列
InBlock.gif
            tc=new DataGridTextBoxColumn();
InBlock.gif            tc.HeaderText
="状态描述";
InBlock.gif            tc.MappingName
=ds.Tables[0].Columns[1].ColumnName;
InBlock.gif            ts.PreferredColumnWidth
=200;
InBlock.gif            ts.PreferredRowHeight
=20;
InBlock.gif            ts.AlternatingBackColor
=Color.LightGray;
InBlock.gif            ts.GridColumnStyles.Add(tc);
InBlock.gif
InBlock.gif            
//把TableStyle添加到DataGrid的tablestyle中
InBlock.gif
            dataGrid1.TableStyles.Add(ts);
ExpandedBlockEnd.gif        }

Part 3 使用DataGrid的属性面板。首先在winform里拖一个datagrid。

None.gifprivate void Form3_Load(object sender, System.EventArgs e)
ExpandedBlockStart.gif        
{
InBlock.gif            DataSet ds
=BookingCar.Business.Facade.Order.QueryAllOrderStatus();
InBlock.gif            dataGrid1.DataSource
=ds.Tables[0];
ExpandedBlockEnd.gif        }

然后在TableStyle属性框内添加TableStyle,一般添加一个就够了,然后为TableStyle添加ColumnStyle,对应多个列。两个属性的mappingname都很重要,TableStyle的mappingname对应结果集的表名称,columnstyle的mappingname对应列的名称。

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