ConstructorFieldPage.java 文件源码

private void createTreeViewer(Composite treeComp) {
    treeViewer = new ContainerCheckedTreeViewer(treeComp);
    treeViewer.addCheckStateListener(new ICheckStateListener() {
        @Override
        public void checkStateChanged(CheckStateChangedEvent event) {
            getRequestProcessor().setCheckedElements(treeViewer.getCheckedElements());
            ConstructorFieldPage.this.getWizard().getContainer().updateButtons();
        }
    });

    treeViewer.setContentProvider(classProvider);
    treeViewer.setLabelProvider(labelProvider);
    treeViewer.setAutoExpandLevel(2);
    treeViewer.setInput("");
    treeViewer.setSelection(new StructuredSelection(treeViewer.getExpandedElements()[0]));
}