Add Object based data to DataGrid : DataGrid « GUI Windows Form « C# / C Sharp

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C# / C Sharp » GUI Windows Form » DataGridScreenshots 
Add Object based data to DataGrid
Add Object based data to DataGrid

    using System;
    using System.Drawing;
    using System.Collections;
    using System.ComponentModel;
    using System.Windows.Forms;
    using System.Data;
  using System.IO;
  using System.Runtime.Serialization.Formatters.Binary;

  public class mainForm : System.Windows.Forms.Form
    {
    private System.Windows.Forms.MenuItem menuItemClear;
    private System.Windows.Forms.MenuItem menuItemOpen;
    private System.Windows.Forms.MenuItem menuItemSave;
    private System.Windows.Forms.MenuItem menuItemExit;
    private System.Windows.Forms.MenuItem menuItemNewStudent;
    private System.Windows.Forms.MenuItem menuItem1;
    private System.Windows.Forms.MainMenu mainMenu;
    private System.Windows.Forms.DataGrid studentDataGrid;

    private ArrayList arTheStudents;

        public mainForm()
        {
            InitializeComponent();
      CenterToScreen();
      
      arTheStudents = new ArrayList();
      arTheStudents.Add(new Student("A""A1""A2"));
      arTheStudents.Add(new Student("B""B1""B2"));
      arTheStudents.Add(new Student("C""C1""C2"));
      UpdateGrid();
        }
    private void InitializeComponent()
    {
      this.menuItem1 = new System.Windows.Forms.MenuItem();
      this.studentDataGrid = new System.Windows.Forms.DataGrid();
      this.menuItemExit = new System.Windows.Forms.MenuItem();
      this.menuItemNewStudent = new System.Windows.Forms.MenuItem();
      this.menuItemOpen = new System.Windows.Forms.MenuItem();
      this.menuItemSave = new System.Windows.Forms.MenuItem();
      this.mainMenu = new System.Windows.Forms.MainMenu();
      this.menuItemClear = new System.Windows.Forms.MenuItem();
      ((System.ComponentModel.ISupportInitialize)(this.studentDataGrid)).BeginInit();
      this.menuItem1.Index = 0;
      this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {this.menuItemNewStudent,
                                            this.menuItemClear,
                                            this.menuItemOpen,
                                            this.menuItemSave,
                                            this.menuItemExit});
      this.menuItem1.Text = "&File";
      this.studentDataGrid.AlternatingBackColor = System.Drawing.Color.White;
      this.studentDataGrid.BackColor = System.Drawing.Color.White;
      this.studentDataGrid.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
      this.studentDataGrid.CaptionBackColor = System.Drawing.Color.Teal;
      this.studentDataGrid.CaptionFont = new System.Drawing.Font("Microsoft Sans Serif"10F, System.Drawing.FontStyle.Bold);
      this.studentDataGrid.CaptionForeColor = System.Drawing.Color.White;
      this.studentDataGrid.CaptionText = "Students";
      this.studentDataGrid.DataMember = "";
      this.studentDataGrid.FlatMode = true;
      this.studentDataGrid.Font = new System.Drawing.Font("Tahoma"8F);
      this.studentDataGrid.ForeColor = System.Drawing.Color.Black;
      this.studentDataGrid.GridLineColor = System.Drawing.Color.Silver;
      this.studentDataGrid.HeaderBackColor = System.Drawing.Color.Black;
      this.studentDataGrid.HeaderFont = new System.Drawing.Font("Tahoma"8F);
      this.studentDataGrid.HeaderForeColor = System.Drawing.Color.White;
      this.studentDataGrid.LinkColor = System.Drawing.Color.Purple;
      this.studentDataGrid.LinkHoverColor = System.Drawing.Color.Fuchsia;
      this.studentDataGrid.Location = new System.Drawing.Point(840);
      this.studentDataGrid.ParentRowsBackColor = System.Drawing.Color.Gray;
      this.studentDataGrid.ParentRowsForeColor = System.Drawing.Color.White;
      this.studentDataGrid.SelectionBackColor = System.Drawing.Color.Maroon;
      this.studentDataGrid.SelectionForeColor = System.Drawing.Color.White;
      this.studentDataGrid.Size = new System.Drawing.Size(416144);
      this.studentDataGrid.TabIndex = 0;
      this.menuItemExit.Index = 4;
      this.menuItemExit.Text = "E&xit";
      this.menuItemExit.Click += new System.EventHandler(this.menuItemExit_Click);
      this.menuItemNewStudent.DefaultItem = true;
      this.menuItemNewStudent.Index = 0;
      this.menuItemNewStudent.Text = "&Make New Student";
      this.menuItemNewStudent.Click += new System.EventHandler(this.menuItemNewStudent_Click);
      this.menuItemOpen.Index = 2;
      this.menuItemOpen.Text = "&Open Student File";
      this.menuItemOpen.Click += new System.EventHandler(this.menuItemOpen_Click);
      this.menuItemSave.Index = 3;
      this.menuItemSave.Text = "&Save Student File";
      this.menuItemSave.Click += new System.EventHandler(this.menuItemSave_Click);
      this.mainMenu.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {this.menuItem1});
      this.menuItemClear.Index = 1;
      this.menuItemClear.Text = "&Clear All Students";
      this.menuItemClear.Click += new System.EventHandler(this.menuItem2_Click);
      this.AutoScaleBaseSize = new System.Drawing.Size(513);
      this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
      this.ClientSize = new System.Drawing.Size(434195);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {this.studentDataGrid});
      this.Menu = this.mainMenu;
      this.Text = "Student Logger Application";
      ((System.ComponentModel.ISupportInitialize)(this.studentDataGrid)).EndInit();

    }
    
    protected void menuItem2_Click (object sender, System.EventArgs e)
    {
      arTheStudents.Clear();
      UpdateGrid();
    }

    protected void menuItemExit_Click (object sender, System.EventArgs e)
    {
      Application.Exit();
    }

    protected void menuItemSave_Click (object sender, System.EventArgs e)
    {
      // Configure look and feel of save dlg.
      SaveFileDialog mySaveFileDialog = new SaveFileDialog();
      mySaveFileDialog.InitialDirectory = ".";
      mySaveFileDialog.Filter = "student files (*.student)|*.student|All files (*.*)|*.*"  ;
      mySaveFileDialog.FilterIndex = ;
      mySaveFileDialog.RestoreDirectory = true ;
      mySaveFileDialog.FileName = "studentDoc";
      
      if(mySaveFileDialog.ShowDialog() == DialogResult.OK)
      {          
        Stream myStream = null;
        if((myStream = mySaveFileDialog.OpenFile()) != null)
        {
          BinaryFormatter myBinaryFormat = new BinaryFormatter();
          myBinaryFormat.Serialize(myStream, arTheStudents);
          myStream.Close();
        }  
      }
    }

    protected void menuItemOpen_Click (object sender, System.EventArgs e)
    {
      OpenFileDialog myOpenFileDialog = new OpenFileDialog();
      myOpenFileDialog.InitialDirectory = ".";
      myOpenFileDialog.Filter = "student files (*.student)|*.student|All files (*.*)|*.*"  ;
      myOpenFileDialog.FilterIndex = ;
      myOpenFileDialog.RestoreDirectory = true ;

      if(myOpenFileDialog.ShowDialog() == DialogResult.OK)
      {
        arTheStudents.Clear();
        Stream myStream = null;
        if((myStream = myOpenFileDialog.OpenFile()) != null)
        {          
          BinaryFormatter myBinaryFormat = new BinaryFormatter();
          arTheStudents = (ArrayList)myBinaryFormat.Deserialize(myStream);
          myStream.Close();
          UpdateGrid();
        }
      }
    }

    protected void menuItemNewStudent_Click (object sender, System.EventArgs e)
    {
      AddStudentDlg d = new AddStudentDlg();
      if(d.ShowDialog() == DialogResult.OK)
      {
        arTheStudents.Add(d.theStudent);
        UpdateGrid();
      }
    }

        public static void Main(string[] args
        {
            Application.Run(new mainForm());
        }

    private void UpdateGrid()
    {
      if(arTheStudents != null)
      {
        DataTable inventory = new DataTable("StudentList");
        
        // Create DataColumn objects.
        DataColumn firstName = new DataColumn("First Name");
        DataColumn lastName = new DataColumn("Last Name");
        DataColumn from new DataColumn("From");
        
        // Add columns to data table.
        inventory.Columns.Add(lastName);
        inventory.Columns.Add(firstName);
        inventory.Columns.Add(from);

        // Iterate over the array list to make rows.
        foreach(Student c in arTheStudents)
        {
          DataRow newRow;
          newRow = inventory.NewRow();
          newRow["Last Name"= c.lastName;
          newRow["First Name"= c.firstName;
          newRow["From"= c.from;
          inventory.Rows.Add(newRow);
        }

        // Now bind this data table to the grid.
        studentDataGrid.DataSource = inventory;
      }
    }
    }



    public class AddStudentDlg : System.Windows.Forms.Form
    {
        private System.ComponentModel.Container components;
    private System.Windows.Forms.ListBox listColor;
    private System.Windows.Forms.ListBox listMake;
    private System.Windows.Forms.TextBox txtName;
    private System.Windows.Forms.Label label3;
    private System.Windows.Forms.Label label2;
    private System.Windows.Forms.Label label1;
    private System.Windows.Forms.Button btnCancel;
    private System.Windows.Forms.Button btnOK;

    // Make public for easy access
    public Student theStudent = null;

        public AddStudentDlg()
        {
            InitializeComponent();
        }

    protected override void Disposebool disposing )
    {
      ifdisposing )
      {
        if (components != null
        {
          components.Dispose();
        }
      }
      base.Disposedisposing );
    }


        private void InitializeComponent()
    {
      this.components = new System.ComponentModel.Container ();
      this.label1 = new System.Windows.Forms.Label ();
      this.label3 = new System.Windows.Forms.Label ();
      this.btnOK = new System.Windows.Forms.Button ();
      this.label2 = new System.Windows.Forms.Label ();
      this.listColor = new System.Windows.Forms.ListBox ();
      this.btnCancel = new System.Windows.Forms.Button ();
      this.listMake = new System.Windows.Forms.ListBox ();
      this.txtName = new System.Windows.Forms.TextBox ();

      label1.Location = new System.Drawing.Point (824);
      label1.Text = "First Name";
      label1.Size = new System.Drawing.Size (8824);
      label1.Font = new System.Drawing.Font ("Microsoft Sans Serif"10, System.Drawing.FontStyle.Bold);
      label1.TabIndex = 2;
      label3.Location = new System.Drawing.Point (8104);
      label3.Text = "Color";
      label3.Size = new System.Drawing.Size (8024);
      label3.Font = new System.Drawing.Font ("Microsoft Sans Serif"10, System.Drawing.FontStyle.Bold);
      label3.TabIndex = 4;
      btnOK.Location = new System.Drawing.Point (24144);
      btnOK.DialogResult = System.Windows.Forms.DialogResult.OK;
      btnOK.Size = new System.Drawing.Size (10424);
      btnOK.TabIndex = 0;
      btnOK.Text = "OK";
      btnOK.Click += new System.EventHandler (this.btnOK_Click);
      label2.Location = new System.Drawing.Point (864);
      label2.Text = "Make";
      label2.Size = new System.Drawing.Size (8824);
      label2.Font = new System.Drawing.Font ("Microsoft Sans Serif"10, System.Drawing.FontStyle.Bold);
      label2.TabIndex = 3;
      listColor.Location = new System.Drawing.Point (11296);
      listColor.Size = new System.Drawing.Size (20030);
      listColor.TabIndex = 7;
      listColor.Items.AddRange(new object[6] {"A""B""C""D""E""F"});
      btnCancel.Location = new System.Drawing.Point (184144);
      btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
      btnCancel.Size = new System.Drawing.Size (11224);
      btnCancel.TabIndex = 1;
      btnCancel.Text = "Cancel";
      listMake.Location = new System.Drawing.Point (11248);
      listMake.Size = new System.Drawing.Size (20030);
      listMake.TabIndex = 6;
      listMake.Items.AddRange(new object[3] {"a""b""c"});
      txtName.Location = new System.Drawing.Point (11216);
      txtName.TabIndex = 5;
      txtName.Size = new System.Drawing.Size (20020);
      this.Text = "Add Student Dialog";
      this.MaximizeBox = false;
      this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
      this.AutoScaleBaseSize = new System.Drawing.Size (513);
      this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
      this.ControlBox = false;
      this.MinimizeBox = false;
      this.ClientSize = new System.Drawing.Size (322183);
      this.Controls.Add (this.listColor);
      this.Controls.Add (this.listMake);
      this.Controls.Add (this.txtName);
      this.Controls.Add (this.label3);
      this.Controls.Add (this.label2);
      this.Controls.Add (this.label1);
      this.Controls.Add (this.btnCancel);
      this.Controls.Add (this.btnOK);
    }

    protected void btnOK_Click (object sender, System.EventArgs e)
    {
      theStudent = new Student(txtName.Text, listMake.Text, listColor.Text);
    }
    }


  [Serializable]  // Don't forget this!
    public class Student
    {
    // Make public for eazy access...
    public string lastName, firstName, from;

        public Student(string lastName, string firstName, string from)
        {
      this.lastName = lastName;
      this.from from;
      this.firstName = firstName;
        }
    }


           
       
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