Move Cursor to next DataGridView cell on Enter Key press in Windows Application

Hi tex,

Check this example. Now please take its reference and correct your code.

Code

C#

public partial class Form1 : Form
{
    public Form1()
    {
        InitializeComponent();
    }

    private void Form1_Load(object sender, EventArgs e)
    {
        DataTable dt = new DataTable();
        dt.Columns.AddRange(new DataColumn[3] { 
                        new DataColumn("Id", typeof(int)),
                        new DataColumn("Name", typeof(string)),
                        new DataColumn("Country",typeof(string)) });
        dt.Rows.Add(1, "John Hammond", "United States");
        dt.Rows.Add(2, "Mudassar Khan", "India");
        dt.Rows.Add(3, "Suzanne Mathews", "France");
        dt.Rows.Add(4, "Robert Schidner", "Russia");
        dataGridView1.DataSource = dt;
    }

    private void dataGridView1_KeyDown(object sender, KeyEventArgs e)
    {
        if (e.KeyCode == Keys.Enter)
        {
            e.SuppressKeyPress = true;
            int iColumn = dataGridView1.CurrentCell.ColumnIndex;
            int iRow = dataGridView1.CurrentCell.RowIndex;
            if (iColumn == dataGridView1.Columns.Count - 1 && iRow != dataGridView1.Rows.Count - 1)
            {
                dataGridView1.CurrentCell = dataGridView1[0, iRow + 1];
            }
            else if (iColumn == dataGridView1.Columns.Count - 1 && iRow == dataGridView1.Rows.Count - 1)
            {
            }
            else
            {
                dataGridView1.CurrentCell = dataGridView1[iColumn + 1, iRow];
            }
        }
    }

    private DataGridViewCell dgvEndEditCell;
    private bool _EnterMoveNext = true;

    [System.ComponentModel.DefaultValue(true)]
    public bool OnEnterKeyMoveNext
    {
        get
        {
            return this._EnterMoveNext;
        }
        set
        {
            this._EnterMoveNext = value;
        }
    }

    private void dataGridView1_CellEndEdit(object sender, System.Windows.Forms.DataGridViewCellEventArgs e)
    {
        this.dgvEndEditCell = dataGridView1[e.ColumnIndex, e.RowIndex];
        if (dataGridView1.Rows.Count - 1 == e.RowIndex && e.ColumnIndex != dataGridView1.Columns.Count - 1)
        {
            dataGridView1.CurrentCell = dataGridView1[e.ColumnIndex + 1, e.RowIndex];
        }
    }

    private void dataGridView1_SelectionChanged(object sender, System.EventArgs e)
    {
        if (this._EnterMoveNext && MouseButtons == 0)
        {
            if (this.dgvEndEditCell != null && dataGridView1.CurrentCell != null)
            {
                if (dataGridView1.CurrentCell.RowIndex == this.dgvEndEditCell.RowIndex + 1
                    && dataGridView1.CurrentCell.ColumnIndex == this.dgvEndEditCell.ColumnIndex)
                {
                    int iColNew;
                    int iRowNew;
                    if (this.dgvEndEditCell.ColumnIndex >= dataGridView1.ColumnCount - 1)
                    {
                        iColNew = 0;
                        iRowNew = dataGridView1.CurrentCell.RowIndex;
                    }
                    else
                    {
                        iColNew = this.dgvEndEditCell.ColumnIndex + 1;
                        iRowNew = this.dgvEndEditCell.RowIndex;
                    }
                    dataGridView1.CurrentCell = dataGridView1[iColNew, iRowNew];
                }
            }
            this.dgvEndEditCell = null;
        }
    }
}

VB.Net

Public Class Form1

    Private Sub Form1_Load(sender As System.Object, e As System.EventArgs) Handles MyBase.Load
        Dim dt As DataTable = New DataTable()
        dt.Columns.AddRange(New DataColumn(2) {
                            New DataColumn("Id", GetType(Integer)),
                            New DataColumn("Name", GetType(String)),
                            New DataColumn("Country", GetType(String))})
        dt.Rows.Add(1, "John Hammond", "United States")
        dt.Rows.Add(2, "Mudassar Khan", "India")
        dt.Rows.Add(3, "Suzanne Mathews", "France")
        dt.Rows.Add(4, "Robert Schidner", "Russia")
        dataGridView1.DataSource = dt
    End Sub

    Private Sub dataGridView1_KeyDown(ByVal sender As Object, ByVal e As KeyEventArgs) Handles dataGridView1.KeyDown
        If e.KeyCode = Keys.Enter Then
            e.SuppressKeyPress = True
            Dim iColumn As Integer = dataGridView1.CurrentCell.ColumnIndex
            Dim iRow As Integer = dataGridView1.CurrentCell.RowIndex

            If iColumn = dataGridView1.Columns.Count - 1 AndAlso iRow <> dataGridView1.Rows.Count - 1 Then
                dataGridView1.CurrentCell = dataGridView1(0, iRow + 1)
            ElseIf iColumn = dataGridView1.Columns.Count - 1 AndAlso iRow = dataGridView1.Rows.Count - 1 Then
            Else
                dataGridView1.CurrentCell = dataGridView1(iColumn + 1, iRow)
            End If
        End If
    End Sub

    Dim dgvEndEditCell As DataGridViewCell
    Private _EnterMoveNext As Boolean = True

    <System.ComponentModel.DefaultValue(True)> _
    Public Property OnEnterKeyMoveNext() As Boolean
        Get
            Return Me._EnterMoveNext
        End Get
        Set(ByVal value As Boolean)
            Me._EnterMoveNext = value
        End Set
    End Property

    Private Sub dataGridView1_CellEndEdit(ByVal sender As Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles dataGridView1.CellEndEdit
        Me.dgvEndEditCell = dataGridView1(e.ColumnIndex, e.RowIndex)
        If dataGridView1.Rows.Count - 1 = e.RowIndex AndAlso e.ColumnIndex <> dataGridView1.Columns.Count - 1 Then
            dataGridView1.CurrentCell = dataGridView1(e.ColumnIndex + 1, e.RowIndex)
        End If
    End Sub

    Private Sub dataGridView1_SelectionChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles dataGridView1.SelectionChanged
        If Me._EnterMoveNext AndAlso MouseButtons = 0 Then
            If Me.dgvEndEditCell IsNot Nothing AndAlso dataGridView1.CurrentCell IsNot Nothing Then
                If dataGridView1.CurrentCell.RowIndex = Me.dgvEndEditCell.RowIndex + 1 _
                    AndAlso dataGridView1.CurrentCell.ColumnIndex = Me.dgvEndEditCell.ColumnIndex Then
                    Dim iColNew As Integer
                    Dim iRowNew As Integer
                    If Me.dgvEndEditCell.ColumnIndex >= dataGridView1.ColumnCount - 1 Then
                        iColNew = 0
                        iRowNew = dataGridView1.CurrentCell.RowIndex
                    Else
                        iColNew = Me.dgvEndEditCell.ColumnIndex + 1
                        iRowNew = Me.dgvEndEditCell.RowIndex
                    End If
                    dataGridView1.CurrentCell = dataGridView1(iColNew, iRowNew)
                End If
            End If
            Me.dgvEndEditCell = Nothing
        End If
    End Sub
End Class

Screenshot