javax.swing.event.ListDataEvent#getIndex0()源码实例Demo

private void onIntervalRemoved(ListDataEvent evt)
{
   int nextIdx = evt.getIndex0();
   int lastIdx = _list.getModel().getSize() - 1;
   if (nextIdx > lastIdx)
   {
      nextIdx = lastIdx;
   }
   _list.setSelectedIndex(nextIdx);


   for (ListDataListener listener : _listeners.toArray(new ListDataListener[0]))
   {
      listener.intervalRemoved(evt);
   }
}
 

public void contentsChanged( final ListDataEvent e ) {
  if ( inUpdate ) {
    return;
  }
  if ( e.getIndex0() != -1 ) {
    return;
  }

  try {
    inUpdate = true;

    final DataSetQuery<T> selectedQuery = dialogModel.getQueries().getSelectedQuery();
    if ( selectedQuery == null ) {
      setEditorQuery( null );
      return;
    }

    setEditorQuery( selectedQuery );
  } finally {
    inUpdate = false;
  }
}
 

@Override
public void intervalAdded(ListDataEvent e) {
    for (int i = e.getIndex1(); i >= e.getIndex0(); i--) {
        Object obj = listModel.getElementAt(i);
        if (obj instanceof ClassPathSupport.Item) {
            DefaultMutableTreeNode node = toTreeNode(obj);
            treeModel.insertNodeInto(node, (MutableTreeNode)treeModel.getRoot(), e.getIndex0());
            TreePath path = new TreePath(node.getPath());
            tree.setSelectionPath(path);
            tree.makeVisible(path);
        }
    }
}
 

@Override
public void intervalAdded(ListDataEvent e) {
    for (int i = e.getIndex1(); i >= e.getIndex0(); i--) {
        Object obj = listModel.getElementAt(i);
        if (obj instanceof ClassPathSupport.Item) {
            DefaultMutableTreeNode node = toTreeNode(obj);
            treeModel.insertNodeInto(node, (MutableTreeNode)treeModel.getRoot(), e.getIndex0());
            TreePath path = new TreePath(node.getPath());
            tree.setSelectionPath(path);
            tree.makeVisible(path);
        }
    }
}
 

public void intervalAdded(ListDataEvent e) {
    if (container.getContentPolicy() == TabbedContainer.CONTENT_POLICY_ADD_ALL) {
        Component curC = null;
        for (int i = e.getIndex0(); i <= e.getIndex1(); i++) {
            curC = toComp(container.getModel().getTab(i));
            contentDisplayer.add(curC, "");
        }
    }
}
 

public void contentsChanged( final ListDataEvent e ) {
  if ( inUpdate ) {
    return;
  }
  if ( e.getIndex0() != -1 ) {
    return;
  }

  final NamedDataSourceDialogModel dialogModel = getDialogModel();
  try {
    inUpdate = true;

    final DataSetQuery<String> selectedQuery = dialogModel.getQueries().getSelectedQuery();
    if ( selectedQuery == null ) {
      setQueryName( null );
      queryTextArea.setText( null );
      queryScriptTextArea.setText( null );
      queryLanguageField.setSelectedItem( null );
      return;
    }

    setQueryName( selectedQuery.getQueryName() );
    queryTextArea.setText( selectedQuery.getQuery() );
    queryScriptTextArea.setText( selectedQuery.getScript() );
    setScriptingLanguage( selectedQuery.getScriptLanguage(), queryLanguageField );
  } finally {
    inUpdate = false;
  }
}
 

@Override
public void intervalAdded(ListDataEvent e) {
	if (hoverIndex() >= e.getIndex0()) {
		setHoverIndex(-1);
	}

	updateLater();
}
 

@Override
public void intervalRemoved(ListDataEvent e) {
	if (hoverIndex() >= e.getIndex0()) {
		setHoverIndex(-1);
	}

	updateLater();
}
 

@Override
public void intervalAdded(final ListDataEvent e) {
	int index0 = e.getIndex0();
	int index1 = e.getIndex1();
	if (index0 == index1) {
		updateList(index0, 1);
	}
}
 

@Override
public void intervalRemoved(final ListDataEvent e) {
	int index0 = e.getIndex0();
	int index1 = e.getIndex1();
	if (index0 == index1) {
		selectedList.remove((Integer) index0);
		updateList(index0, -1);
	} else {
		selectedList.clear();
	}
	ensureIndexIsVisible(index1);
}
 

@Override
public void listDataChanged(ListDataEvent e)
{
	if (e.getIndex0() == -1 && e.getIndex1() == -1)
	{
		SkillFilter filter = (SkillFilter) skillFilterBox.getSelectedItem();
		character.setSkillFilter(filter);
		skillSheetHandler.support.refresh();
	}
}
 

@Override
public void listDataChanged(ListDataEvent e)
{
	if (e.getIndex0() == -1 && e.getIndex1() == -1)
	{
		SkillFilter filter = (SkillFilter) skillFilterBox.getSelectedItem();
		character.setSkillFilter(filter);
		skillSheetHandler.support.refresh();
	}
}
 

public void contentsChanged( final ListDataEvent e ) {
  if ( inUpdate ) {
    return;
  }
  if ( e.getIndex0() != -1 ) {
    return;
  }

  final NamedDataSourceDialogModel dialogModel = getDialogModel();
  try {
    inUpdate = true;

    final DataSetQuery<String> selectedQuery = dialogModel.getQueries().getSelectedQuery();
    if ( selectedQuery == null ) {
      setQueryName( null );
      queryTextArea.setText( null );
      queryScriptTextArea.setText( null );
      queryLanguageField.setSelectedItem( null );
      return;
    }

    setQueryName( selectedQuery.getQueryName() );
    queryTextArea.setText( selectedQuery.getQuery() );
    queryScriptTextArea.setText( selectedQuery.getScript() );
    setScriptingLanguage( selectedQuery.getScriptLanguage(), queryLanguageField );
  } finally {
    inUpdate = false;
  }
}
 

public void contentsChanged( final ListDataEvent e ) {
  if ( inUpdate ) {
    return;
  }
  if ( e.getIndex0() != -1 ) {
    return;
  }

  final NamedDataSourceDialogModel dialogModel = getDialogModel();
  try {
    inUpdate = true;

    final DataSetQuery<String> selectedQuery = dialogModel.getQueries().getSelectedQuery();
    if ( selectedQuery == null ) {
      setQueryName( null );
      queryTextArea.setText( null );
      queryTextArea.setEnabled( false );
      queryLanguageField.setSelectedItem( null );
      queryScriptTextArea.setText( null );
      return;
    }

    setQueryName( selectedQuery.getQueryName() );
    setEnabled( true );
    queryTextArea.setText( selectedQuery.getQuery() );
    queryScriptTextArea.setText( selectedQuery.getScript() );
    setScriptingLanguage( selectedQuery.getScriptLanguage(), queryLanguageField );
  } finally {
    inUpdate = false;
  }
}
 

@Override
public void intervalRemoved(ListDataEvent e) {
    for (int i = e.getIndex1(); i >= e.getIndex0(); i--) {
        treeModel.removeNodeFromParent((MutableTreeNode)treeModel.getChild(treeModel.getRoot(), i));
    }
}
 

@Override
public void intervalRemoved(ListDataEvent e) {
    for (int i = e.getIndex1(); i >= e.getIndex0(); i--) {
        treeModel.removeNodeFromParent((MutableTreeNode)treeModel.getChild(treeModel.getRoot(), i));
    }
}
 

public void contentsChanged(ListDataEvent e) {
    final int newItemCount = comboBox.getItemCount();

    // if the size of the model didn't change, the popup size won't change
    if (previousItemCount != newItemCount) {
        final int maxPopupItemCount = comboBox.getMaximumRowCount();

        // if the popup is showing, check if it must be resized
        if (popupMenu.isShowing()) {
            if (comboBox.isShowing()) {
                // if either the previous or new item count is less than the max,
                // hide and show the popup to recalculate its new height
                if (newItemCount < maxPopupItemCount || previousItemCount < maxPopupItemCount) {
                    // don't bother unfiltering the popup since we'll redisplay the popup immediately
                    doNotClearFilterOnPopupHide = true;
                    try {
                        comboBox.hidePopup();
                    } finally {
                        doNotClearFilterOnPopupHide = false;
                    }

                    comboBox.showPopup();
                }
            } else {
                // if the comboBox is not showing, simply hide the popup to avoid:
                // "java.awt.IllegalComponentStateException: component must be showing on the screen to determine its location"
                // this case can occur when the comboBox is used as a TableCellEditor
                // and is uninstalled (removed from the component hierarchy) before
                // receiving this callback
                comboBox.hidePopup();
            }
        }

        previousItemCount = newItemCount;
    }

    // if the comboBoxModel was changed and it wasn't due to the filter changing
    // (i.e. !isFiltering) and it wasn't because the user selected a new
    // selectedItem (i.e. !userSelectedNewItem) then those changes may have
    // invalidated the invariant that strict mode places on the text in the
    // JTextField, so we must either:
    //
    // a) locate the text within the model (proving that the strict mode invariant still holds)
    // b) set the text to that of the first element in the model (to reestablish the invariant)
    final boolean userSelectedNewItem = e.getIndex0() == -1 || e.getIndex1() == -1;
    if (isStrict() && !userSelectedNewItem && !isFiltering) {
        // notice that instead of doing the work directly, we post a Runnable here
        // to check the strict mode invariant and repair it if it is broken. That's
        // important. It's necessary because we must let the current ListEvent
        // finish its dispatching before we attempt to change the filter of the
        // filteredItems list by setting new text into the comboBoxEditorComponent
        SwingUtilities.invokeLater(checkStrictModeInvariantRunnable);
    }
}
 

@Override
public void contentsChanged(ListDataEvent e) {
	contentsChangedFlag = true;
	index0 = e.getIndex0();
	index1 = e.getIndex1();
}
 

@Override
public void intervalAdded(ListDataEvent e) {
	intervalAddedFlag = true;
	index0 = e.getIndex0();
	index1 = e.getIndex1();
}
 

@Override
public void intervalRemoved(ListDataEvent e) {
	intervalRemovedFlag = true;
	index0 = e.getIndex0();
	index1 = e.getIndex1();
}