System.Windows.Forms.ListView.HandleNavKeys C# (CSharp) Method

		bool HandleNavKeys (Keys key_data)
		{
			if (Items.Count == 0 || !item_control.Visible)
				return false;

			if (FocusedItem == null)
				SetFocusedItem (0);

			switch (key_data) {
			case Keys.End:
				SelectIndex (Items.Count - 1);
				break;

			case Keys.Home:
				SelectIndex (0);
				break;

			case Keys.Left:
			case Keys.Right:
			case Keys.Up:
			case Keys.Down:
			case Keys.PageUp:
			case Keys.PageDown:
				SelectIndex (GetAdjustedIndex (key_data));
				break;

			case Keys.Space:
				SelectIndex (focused_item_index);
				ToggleItemsCheckState ();
				break;
			case Keys.Enter:
				if (selected_indices.Count > 0)
					OnItemActivate (EventArgs.Empty);
				break;

			default:
				return false;
			}

			return true;
		}