C# DataGridView改变行颜色

例子一：

private void dataGridView1_RowPrePaint(object sender, DataGridViewRowPrePaintEventArgs e)

{

{

if(e.RowIndex < dataGridView1.Rows.Count -1)

{

DataGridViewRow dgrSingle = dataGridView1.Rows[e.RowIndex];

try

{

if(dgrSingle.Cells["列名"].Value.ToString().Contains("比较值"))

{

dgrSingle.DefaultCellStyle.ForeColor = Color.Red;

}

}

catch(Exception ex)

{

MessageBox.Show(ex.Message);

}

}

}

例子二：

private void dataGridView1_CellPainting(object sender,DataGridViewCellPaintingEventArgs e)

{

if(e.RowIndex == 2 && e.ColumnIndex> =0)

{

using(SolidBrush brush = new SolidBrush(Color.Red))

{

e.Graphics.FillRectangle(brush,e.CellBounds);

e.Handled = true;

}

}

}