/**
  * Gives notification that something was inserted into the document in a location that this view
  * is responsible for. This is implemented to simply update the children.
  *
  * @param changes The change information from the associated document.
  * @param a the current allocation of the view
  * @param f the factory to use to rebuild if the view has children
  * @see View#insertUpdate
  */
 public void insertUpdate(DocumentEvent changes, Shape a, ViewFactory f) {
   updateChildren(changes, a);
   Rectangle alloc = ((a != null) && isAllocationValid()) ? getInsideAllocation(a) : null;
   int pos = changes.getOffset();
   View v = getViewAtPosition(pos, alloc);
   if (v != null) v.insertUpdate(changes, alloc, f);
 }
예제 #2
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 /**
  * Forwards the <code>DocumentEvent</code> to the give child view. This simply messages the view
  * with a call to <code>insertUpdate</code>, <code>removeUpdate</code>, or <code>changedUpdate
  * </code> depending upon the type of the event. This is called by <a
  * href="#forwardUpdate">forwardUpdate</a> to forward the event to children that need it.
  *
  * @param v the child view to forward the event to
  * @param e the change information from the associated document
  * @param a the current allocation of the view
  * @param f the factory to use to rebuild if the view has children
  * @see #forwardUpdate
  * @since 1.3
  */
 protected void forwardUpdateToView(View v, DocumentEvent e, Shape a, ViewFactory f) {
   DocumentEvent.EventType type = e.getType();
   if (type == DocumentEvent.EventType.INSERT) {
     v.insertUpdate(e, a, f);
   } else if (type == DocumentEvent.EventType.REMOVE) {
     v.removeUpdate(e, a, f);
   } else {
     v.changedUpdate(e, a, f);
   }
 }