Setup Columns for DataGridView : DataGridView « Database ADO.net « C# / C Sharp

1. C# / C Sharp
2. Database ADO.net
3. DataGridView

Setup Columns for DataGridView

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

using System.Configuration;
using System.Data.SqlClient;

// CustomDataGridView

public class Form1 : Form {
    public Form1() {
        InitializeComponent();
    }

    private void getData_Click(object sender, EventArgs e) {
        getData.Enabled = false;

        using (SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["northwind"].ConnectionString)) {
            string select = "SELECT EmployeeID, FirstName, LastName, Photo, IsNull(ReportsTo,0) as ReportsTo FROM Employees";

            SqlDataAdapter da = new SqlDataAdapter(select, con);

            DataSet ds = new DataSet();

            da.Fill(ds, "Employees");

            select = "SELECT EmployeeID, FirstName + ' ' + LastName as Name FROM Employees union select 0,'(None)'";

            da = new SqlDataAdapter(select, con);
            da.Fill(ds, "Managers");
            SetupColumns(ds);
            dataGridView1.AutoGenerateColumns = false;
            dataGridView1.DataSource = ds.Tables["Employees"];
            dataGridView1.AutoResizeRows(DataGridViewAutoSizeRowsMode.AllCells);
        }
    }
    private void SetupColumns(DataSet ds) {
        DataGridViewTextBoxColumn forenameColumn = new DataGridViewTextBoxColumn();
        forenameColumn.DataPropertyName = "FirstName";
        forenameColumn.HeaderText = "Forename";
        forenameColumn.ValueType = typeof(string);
        forenameColumn.Frozen = true;
        dataGridView1.Columns.Add(forenameColumn);

        DataGridViewTextBoxColumn surnameColumn = new DataGridViewTextBoxColumn();
        surnameColumn.DataPropertyName = "LastName";
        surnameColumn.HeaderText = "Surname";
        surnameColumn.Frozen = true;
        surnameColumn.ValueType = typeof(string);
        dataGridView1.Columns.Add(surnameColumn);

        DataGridViewImageColumn photoColumn = new DataGridViewImageColumn();
        photoColumn.DataPropertyName = "Photo";
        photoColumn.Width = 200;
        photoColumn.HeaderText = "Image";
        photoColumn.ReadOnly = true;
        photoColumn.ImageLayout = DataGridViewImageCellLayout.Normal;
        dataGridView1.Columns.Add(photoColumn);

        DataGridViewComboBoxColumn reportsToColumn = new DataGridViewComboBoxColumn();
        reportsToColumn.HeaderText = "Reports To";
        reportsToColumn.DataSource = ds.Tables["Managers"];
        reportsToColumn.DisplayMember = "Name";
        reportsToColumn.ValueMember = "EmployeeID";
        reportsToColumn.DataPropertyName = "ReportsTo";
        dataGridView1.Columns.Add(reportsToColumn);

    }
    private void InitializeComponent() {
        this.dataGridView1 = new System.Windows.Forms.DataGridView();
        this.getData = new System.Windows.Forms.Button();
        ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();
        this.SuspendLayout();
        // 
        // dataGridView1
        // 
        this.dataGridView1.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
                    | System.Windows.Forms.AnchorStyles.Left)
                    | System.Windows.Forms.AnchorStyles.Right)));
        this.dataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
        this.dataGridView1.Location = new System.Drawing.Point(13, 13);
        this.dataGridView1.Name = "dataGridView1";
        this.dataGridView1.Size = new System.Drawing.Size(507, 372);
        this.dataGridView1.TabIndex = 0;
        // 
        // getData
        // 
        this.getData.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
        this.getData.Location = new System.Drawing.Point(445, 391);
        this.getData.Name = "getData";
        this.getData.Size = new System.Drawing.Size(75, 23);
        this.getData.TabIndex = 1;
        this.getData.Text = "Get Data";
        this.getData.UseVisualStyleBackColor = true;
        this.getData.Click += new System.EventHandler(this.getData_Click);
        // 
        // Form1
        // 
        this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
        this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
        this.ClientSize = new System.Drawing.Size(532, 426);
        this.Controls.Add(this.getData);
        this.Controls.Add(this.dataGridView1);
        this.Name = "Form1";
        this.Text = "CustomDataGridView";
        ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();
        this.ResumeLayout(false);

    }



    private System.Windows.Forms.DataGridView dataGridView1;
    private System.Windows.Forms.Button getData;

    [STAThread]
    static void Main() {
        Application.EnableVisualStyles();
        Application.SetCompatibleTextRenderingDefault(false);
        Application.Run(new Form1());
    }
}

           
       

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