C# - How To Change A DataGridView Row Back Color In C#
In This C# Tutorial We Will See How To Cahange A DataGridView Row BackGround Color
Based On A Column Value In CSharp Programming Language .
Project Source Code:
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace WindowsFormsApplication1 { public partial class Csharp_datagridview_row_color : Form { public Csharp_datagridview_row_color() { InitializeComponent(); } private void Csharp_datagridview_row_color_Load(object sender, EventArgs e) { DataTable dt = new DataTable(); dt.Columns.Add("Product ID", typeof(string)); dt.Columns.Add("Product Name", typeof(string)); dt.Columns.Add("Product Quantity", typeof(int)); dt.Rows.Add("13ZD", "AAAA", 7); dt.Rows.Add("13ZD", "AAAA", 11); dt.Rows.Add("13ZD", "AAAA", 4); dt.Rows.Add("13ZD", "AAAA", 18); dt.Rows.Add("13ZD", "AAAA", 1); dt.Rows.Add("13ZD", "AAAA", 12); dt.Rows.Add("13ZD", "AAAA", 5); dt.Rows.Add("13ZD", "AAAA", 0); dt.Rows.Add("13ZD", "AAAA", 6); dt.Rows.Add("13ZD", "AAAA", 10); dt.Rows.Add("13ZD", "AAAA", 14); dt.Rows.Add("13ZD", "AAAA", 13); dt.Rows.Add("13ZD", "AAAA", 2); dt.Rows.Add("13ZD", "AAAA", 16); dt.Rows.Add("13ZD", "AAAA", 9); dt.Rows.Add("13ZD", "AAAA", 15); dt.Rows.Add("13ZD", "AAAA", 0); dt.Rows.Add("13ZD", "AAAA", 8); dt.Rows.Add("13ZD", "AAAA", 3); // Bind dataGridView with Datatable dataGridView1.DataSource = dt; RowsColor(); } /* create a function to change the row background color based on the quantity colum */ public void RowsColor() { for(int i = 0; i < dataGridView1.Rows.Count; i++) { int val = Int32.Parse(dataGridView1.Rows[i].Cells[2].Value.ToString()); if (val < 5) { dataGridView1.Rows[i].DefaultCellStyle.BackColor = Color.Red; if(val == 0) { timer1.Start(); } } else if(val >= 5 && val < 10) { dataGridView1.Rows[i].DefaultCellStyle.BackColor = Color.Orange; } else if (val >= 10 && val < 15) { dataGridView1.Rows[i].DefaultCellStyle.BackColor = Color.Yellow; } else { dataGridView1.Rows[i].DefaultCellStyle.BackColor = Color.Green; } } } // timer start if the quantity = 0 private void timer1_Tick(object sender, EventArgs e) { for(int i = 0; i < dataGridView1.Rows.Count; i++) { int val = Int32.Parse(dataGridView1.Rows[i].Cells[2].Value.ToString()); if (val == 0) { if (dataGridView1.Rows[i].DefaultCellStyle.BackColor == Color.Red) { dataGridView1.Rows[i].DefaultCellStyle.BackColor = Color.White; } else if (dataGridView1.Rows[i].DefaultCellStyle.BackColor == Color.White) { dataGridView1.Rows[i].DefaultCellStyle.BackColor = Color.Red; } } } } } }///////////////OUTPUT:
 |
| C# Datagridview Row Color |
Download Projects Source Code