@Override
public void dispose() {
// to remove links to editor that is in scrolling helper
myPanel.removeAll();
myHorizontal = null;
myVertical = null;
myPreviousDiff.unregisterCustomShortcutSet(myParent);
myNextDiff.unregisterCustomShortcutSet(myParent);
}
public void away() {
myPreviousDiff.unregisterCustomShortcutSet(myParent);
myNextDiff.unregisterCustomShortcutSet(myParent);
}