DevExpress的gridView输出选中的行号
时间: 2024-09-25 15:11:05 浏览: 70
DevExpress GridView 是一种强大的数据网格控件,提供丰富的功能和自定义选项。如果你想要在 DevExpressGridView 中输出选中的行号,可以利用它的 `CellStyle` 和 `RowStyle` 属性以及 `CellFormatting` 或 `RowHeaderCellTemplate` 事件。
首先,你可以设置一个简单的样式,让每个单元格在被选中时显示行号:
```csharp
// 创建一个样式
DataGridViewCellStyle selectedCellStyle = new DataGridViewCellStyle();
selectedCellStyle.FormatString = "{0}";
// 为选中的行应用这个样式
gridView.SelectedDefaultCellStyle = selectedCellStyle;
// 或者在CellFormatting事件中添加行号
gridView.CellFormatting += (sender, e) =>
{
if (e.Column.IsReadOnly && e.RowIndex >= 0)
{
e.Value = e.RowIndex + 1;
}
};
```
如果你想在每一行的头部(即行号列)显示行号,可以在 `RowHeaderCellTemplate` 中添加一个文本框:
```xaml
<DataGrid>
<DataGrid.RowStyle>
<Style TargetType="DataGridRow">
<Setter Property="HorizontalContentAlignment" Value="Center" />
</Style>
</DataGrid.RowStyle>
<DataGrid.RowHeadersVisibility>Visible</DataGrid.RowHeadersVisibility>
<DataGrid.RowHeaderCellTemplate>
<DataTemplate>
<TextBlock Text="{Binding RelativeSource={RelativeSource AncestorType={x:Type DataGridRow}}, Path=Index + 1}"/>
</DataTemplate>
</DataGrid.RowHeaderCellTemplate>
</DataGrid>
```
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