How do you highlight the row and/or column labels of a datagridview on mouseover of any cell (in c#)?

Question

With a DataGridView control on a Windows form, when you move the mouse over a row label (or column label) it\'s (the label cell) background changes to a shade of blue (or ot

Answer 1

I know you already have the response for this, but I will share something different.

This way, the whole row is painted. I just modified @BFree comments a little bit.

        private void dataGridView1_CellMouseEnter(object sender, DataGridViewCellEventArgs e)
    {
        if (e.RowIndex < 0 || e.ColumnIndex < 0) //column header / row headers
        {
            return;
        }
        foreach (DataGridViewCell cell in this.dataGridView1.Rows[e.RowIndex].Cells)
        {
           cell.Style.BackColor = Color.LightBlue;
        }
    }

    private void dataGridView1_CellMouseLeave(object sender, DataGridViewCellEventArgs e)
    {
        if (e.RowIndex < 0 || e.ColumnIndex < 0) //column header / row headers
        {
            return;
        }
        foreach (DataGridViewCell cell in this.dataGridView1.Rows[e.RowIndex].Cells)
        {
            cell.Style.BackColor = Color.White;
        }
    }