How to: Focus a Cell with the Specified Value

• Jun 07, 2019
• 2 minutes to read

This example shows how to identify a data cell with the specified value and focus it. To do this, click the 'Find Next' button. The search is performed starting from the currently focused row.

View Example

Window1.xaml

<Window x:Class="DXSample_FocusingCells.Window1" 
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" 
        xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid" 
        Title="Focusing Cells" Height="300" Width="491">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="*" />
            <RowDefinition Height="32" />
        </Grid.RowDefinitions>
        <dxg:GridControl Margin="5" Name="grid" AutoGenerateColumns="AddNew">
            <dxg:GridControl.View>
                <dxg:TableView x:Name="view" AutoWidth="True" ShowGroupPanel="False" AllowGrouping="False" NavigationStyle="Cell" />
            </dxg:GridControl.View>
        </dxg:GridControl>
        <Button Grid.Row="1" HorizontalAlignment="Left" Margin="2" Click="Button_Click">
            Find Next</Button>
    </Grid>
</Window>

Window1.xaml.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using DevExpress.Xpf.Grid;

namespace DXSample_FocusingCells {
    public partial class Window1 : Window {
        public Window1() {
            InitializeComponent();
            grid.ItemsSource = new nwindDataSetTableAdapters.ProductsTableAdapter().GetData();
        }

        private void Button_Click(object sender, RoutedEventArgs e) {
            if (grid.VisibleRowCount == 0) return;
            int rowHandle = view.FocusedRowHandle + 1;
            while (Convert.ToDouble(grid.GetCellValue(rowHandle, "UnitPrice")) != 10 && 
                grid.IsValidRowHandle(rowHandle)) {
                    rowHandle++;
            }
            if (grid.IsValidRowHandle(rowHandle)) {
                grid.CurrentColumn = grid.Columns["UnitPrice"];
                view.FocusedRowHandle = rowHandle;
            }
        }
    }
}

Window1.xaml.vb

Imports Microsoft.VisualBasic
Imports System
Imports System.Collections.Generic
Imports System.Linq
Imports System.Text
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Data
Imports System.Windows.Documents
Imports System.Windows.Input
Imports System.Windows.Media
Imports System.Windows.Media.Imaging
Imports System.Windows.Navigation
Imports System.Windows.Shapes
Imports DevExpress.Xpf.Grid

Namespace DXSample_FocusingCells
    Partial Public Class Window1
        Inherits Window
        Public Sub New()
            InitializeComponent()
            grid.ItemsSource = New nwindDataSetTableAdapters.ProductsTableAdapter().GetData()
        End Sub

        Private Sub Button_Click(ByVal sender As Object, ByVal e As RoutedEventArgs)
            If grid.VisibleRowCount = 0 Then
                Return
            End If
            Dim rowHandle As Integer = view.FocusedRowHandle + 1
            Do While Convert.ToDouble(grid.GetCellValue(rowHandle, "UnitPrice")) <> 10 AndAlso grid.IsValidRowHandle(rowHandle)
                    rowHandle += 1
            Loop
            If grid.IsValidRowHandle(rowHandle) Then
                grid.CurrentColumn = grid.Columns("UnitPrice")
                view.FocusedRowHandle = rowHandle
            End If
        End Sub
    End Class
End Namespace