JavaExpressionEditorComposite.java 文件源码

private void createObjectsNavigator(Composite parent) {
    objectsNavigator = new TreeViewer(parent, SWT.BORDER);
    Tree tree = objectsNavigator.getTree();
    tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    objectsNavigator
            .setContentProvider(new ObjectsNavigatorContentProvider());
    objectsNavigator.setLabelProvider(new ObjectsNavigatorLabelProvider());

    objectsNavigator
            .addSelectionChangedListener(new ISelectionChangedListener() {

                public void selectionChanged(SelectionChangedEvent event) {
                    Object selItem = ((IStructuredSelection) event
                            .getSelection()).getFirstElement();
                    if (selItem instanceof ObjectCategoryItem) {
                        updateDetailsPanel((ObjectCategoryItem) selItem);
                    }
                }
            });
}