System.Windows.Forms.ListBox.OnMouseMoveLB C# (CSharp) Method

		private void OnMouseMoveLB (object sender, MouseEventArgs e)
		{
			// Don't take into account MouseMove events generated with MouseDown
			if (!button_pressed || button_pressed_loc == new Point (e.X, e.Y))
				return;

			int index = IndexAtClientPoint (e.X, e.Y);
			if (index == -1)
				return;

			switch (SelectionMode) {
			case SelectionMode.One:
				SelectedIndices.AddCore (index); // Unselects previous one
				break;

			case SelectionMode.MultiSimple:
				break;

			case SelectionMode.MultiExtended:
				SelectExtended (index);
				break;

			case SelectionMode.None:
				break;
			default:
				return;
			}

			FocusedItem = index;
		}