如何在 Java 中为 JScrollPane 设置行标题视图?
使用 setRowHeaderView() 方法设置行标题视图。让我们首先创建一个 KScrollPane 并设置一个列表 -
List<String> myList = new ArrayList<>(10);
for (int index = 0; index < 20; index++) {
myList.add("List Item " + index);
}
final JList<String> list = new JList<String>(myList.toArray(new String[myList.size()]));
JScrollPane scrollPane = new JScrollPane();
scrollPane.setViewportView(list);现在,设置行标题视图 -
scrollPane.setRowHeaderView(new JLabel("All List Items "));以下示例在 Java 中为 JScrollPane 设置了行标题视图 -
示例
package my;
import java.awt.BorderLayout;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
public class SwingDemo {
public static void main(String[] args) {
JPanel panel = new JPanel(new BorderLayout());
List<String> myList = new ArrayListlt;>(10);
for (int index = 0; index lt; 20; index++) {
myList.add("List Item " + index);
}
final JListlt;String> list = new JListlt;String>(myList.toArray(new String[myList.size()]));
JScrollPane scrollPane = new JScrollPane();
scrollPane.setViewportView(list);
scrollPane.setRowHeaderView(new JLabel("All List Items "));
list.setLayoutOrientation(JList.VERTICAL);
panel.add(scrollPane);
JFrame frame = new JFrame("Demo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.add(panel);
frame.setSize(500, 250);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}输出

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