C#根据条件设置datagridview行的颜色

来源：互联网发布：关于大数据的毕业设计编辑：程序博客网时间：2024/06/15 19:32

public Form1()        {            InitializeComponent();            LoadData();        }        private void LoadData()        {            DataTable tblDatas = new DataTable();            tblDatas.Columns.Add("ID", Type.GetType("System.Int32"));            tblDatas.Columns.Add("Name", Type.GetType("System.String"));            tblDatas.Columns.Add("Version", Type.GetType("System.String"));            tblDatas.Columns.Add("Age", Type.GetType("System.String"));            tblDatas.Rows.Add(new object[] { 1, "a", "b", "12" });            tblDatas.Rows.Add(new object[] { 2, "a", "b", "15" });            tblDatas.Rows.Add(new object[] { 3, "a", "b", "30" });            tblDatas.Rows.Add(new object[] { 4, "a", "b", "25" });            tblDatas.Rows.Add(new object[] { 5, "a", "b", "30" });            dataGridView1.DataSource = tblDatas;        } private void dataGridView1_CellPainting(object sender, DataGridViewCellPaintingEventArgs e)        {            if (e.RowIndex > -1)            {                int intGrade = Convert.ToInt32(this.dataGridView1.Rows[e.RowIndex].Cells["dgvAge"].Value);                if (intGrade ==30)                {                    dataGridView1.Rows[e.RowIndex].DefaultCellStyle.BackColor = Color.Red;                }                else if(intGrade==25)                {                    dataGridView1.Rows[e.RowIndex].DefaultCellStyle.BackColor = Color.Brown;                }            }        }

效果图如下：

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