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        private void dataGridView2_CellPainting(object sender, DataGridViewCellPaintingEventArgs e)
        {
            DataGridView dgv = sender as DataGridView;
            if (dgv.CurrentCell.RowIndex == e.RowIndex)
            {
                e.CellStyle.Font = new Font("Arial", 10.0f, FontStyle.Bold);
            }
        }                    

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        private void dataGridView1_RowPrePaint(object sender, DataGridViewRowPrePaintEventArgs e)
        {
            e.PaintParts = (DataGridViewPaintParts.SelectionBackground | DataGridViewPaintParts.ContentForeground | DataGridViewPaintParts.Focus);
            DataGridView dgv = sender as DataGridView;
            int printTimeColIndex = dataGridView1.Columns["PrintTime"].Index;
            Rectangle borderRect = new Rectangle(e.RowBounds.X, e.RowBounds.Y, e.RowBounds.Width - 1, e.RowBounds.Height - 1);
            {
                if ((e.State & DataGridViewElementStates.Selected) == DataGridViewElementStates.Selected)
                {
                    using (LinearGradientBrush lgb = new LinearGradientBrush(e.RowBounds, ProfessionalColors.ToolStripGradientMiddle, ProfessionalColors.ToolStripContentPanelGradientBegin, 90F))
                    {
                        using (Pen p = new Pen(ProfessionalColors.ButtonPressedBorder))
                        {
                            e.Graphics.DrawRectangle(p, borderRect);
                        }
                    }
                }
                else
                {
                    using (LinearGradientBrush lgb = new LinearGradientBrush(e.RowBounds, ProfessionalColors.ToolStripContentPanelGradientEnd, ProfessionalColors.ToolStripContentPanelGradientBegin, 0F))
                    {
                        if (dgv[6, e.RowIndex].Value != null)
                        {
                            if (dgv[6, e.RowIndex].Value.ToString() == "1")
                            {
                                e.Graphics.FillRectangle(lgb, e.RowBounds);
                                e.Graphics.FillRectangle(new SolidBrush(Color.LightGreen), borderRect);
                            }
                            else if (dgv[7, e.RowIndex].Value.ToString() == "geloescht")
                            {
                                e.Graphics.FillRectangle(lgb, e.RowBounds);
                                e.Graphics.FillRectangle(new SolidBrush(Color.LightGray), borderRect);
                            }
                            else
                            {
                                e.Graphics.FillRectangle(lgb, e.RowBounds);
                                e.Graphics.FillRectangle(new SolidBrush(Color.LightSalmon), borderRect);
                            }
                        }
                    }
                }
            }
        }