Class OrderedSelectionRecorder

java.lang.Object
uk.ac.starlink.topcat.plot.OrderedSelectionRecorder
All Implemented Interfaces:
EventListener, ListSelectionListener

public abstract class OrderedSelectionRecorder extends Object implements ListSelectionListener
ListSelectionListener implementation which can tell you what order items have been selected in.
Since:
16 Jun 2004
Author:
Mark Taylor (Starlink)
  • Constructor Details

    • OrderedSelectionRecorder

      public OrderedSelectionRecorder()
      Constructs a new recorder with no items selected.
    • OrderedSelectionRecorder

      public OrderedSelectionRecorder(boolean[] state)
      Constructs a new recorder with a given initial state.
      Parameters:
      state - mask of flags, one true for each selected item
  • Method Details

    • getOrderedSelection

      public int[] getOrderedSelection()
      Returns a list of the currently-selected indices in the selection model in the order in which they were (most recently) added to the selection.
      Returns:
      ordered selection model indices
    • valueChanged

      public void valueChanged(ListSelectionEvent evt)
      Specified by:
      valueChanged in interface ListSelectionListener
    • updateState

      public void updateState(boolean[] state)
      Sets the new selection state.
      Parameters:
      state - mask of flags, one true for each selected item
    • getModelState

      protected abstract boolean[] getModelState()
      Returns the state of the selection model given the source of a selection event.
      Returns:
      mask of flags, one true for each selected item