Add text in the TextBox to the ListBox : ListBox « GUI Windows Forms « C# / CSharp Tutorial






using System;
using System.Drawing;
using System.Windows.Forms;


public class ListBoxTextBoxButton : Form
{
   private TextBox data;
   private ListBox results;

   public ListBoxTextBoxButton()
   {
      Size = new Size(400, 380);

      Label label1 = new Label();
      label1.Parent = this;
      label1.Text = "Enter text:";
      label1.AutoSize = true;
      label1.Location = new Point(10, 10);

      data = new TextBox();
      data.Parent = this;
      data.Size = new Size(200, 2 * Font.Height);
      data.Location = new Point(10, 35);

      results = new ListBox();
      results.Parent = this;
      results.Location = new Point(10, 65);
      results.Size = new Size(350, 20 * Font.Height);

      Button checkit = new Button();
      checkit.Parent = this;
      checkit.Text = "test";
      checkit.Location = new Point(235,32);
      checkit.Size = new Size(7 * Font.Height, 2 * Font.Height);
      checkit.Click += new EventHandler(ButtonOnClick);
   }

   void ButtonOnClick(object obj, EventArgs ea)
   {
      results.Items.Add(data.Text);
      data.Clear();
   }

   public static void Main()
   {
      Application.Run(new ListBoxTextBoxButton());
   }
}








23.27.ListBox
23.27.1.Set the TopIndex property of the ListBox to ensure the most recently added items are visibleSet the TopIndex property of the ListBox to ensure the most recently added items are visible
23.27.2.Add Items to ListBoxAdd Items to ListBox
23.27.3.Add ContextMenu to ListBoxAdd ContextMenu to ListBox
23.27.4.ListBox Items AddListBox Items Add
23.27.5.ListBox Items Add a RangeListBox Items Add a Range
23.27.6.ListBox Selection ModeListBox Selection Mode
23.27.7.Use RadioButton to control ListBox selection modeUse RadioButton to control ListBox selection mode
23.27.8.ListBox Events: SelectedIndexChanged, SelectedValueChanged, DataSourceChanged, DisplayMemberChanged, ValueMemberChanged
23.27.9.Add text in the TextBox to the ListBox
23.27.10.Fills a ListBox with data from Database