如何在GUI的左侧组件中显示Jtree
我有下面的文件树
import java.awt.Component;
import java.io.File;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTree;
import javax.swing.SwingUtilities;
import javax.swing.event.TreeSelectionEvent;
import...