如何停用 Java 中 JTable 的自動調整大小?
要停用 Java 中表格的自動調整大小,將 setAutoResizeMode() 設定為 AUTO_RESIZE_OFF −
JTable table = new JTable(tableModel); table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
以下是在 Java 中停用 JTable 的自動調整大小的示例 −
package my;
import java.awt.Dimension;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JRootPane;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
public class SwingDemo {
public static void main(String[] argv) throws Exception {
JFrame frame = new JFrame("Demo");
JPanel panel = new JPanel();
String data[][] = { {"Australia","5","1"},
{"US","10","2"},
{"Canada","9","3"},
{"India","7","4"},
{"Poland","2","5"},
{"SriLanka","5","6"}
};
String col [] = {"Team","Selected Players","Rank"};
DefaultTableModel tableModel = new DefaultTableModel(data,col);
JTable table = new JTable(tableModel);
table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
Dimension dim = new Dimension(50,2);
table.setIntercellSpacing(new Dimension(dim));
JScrollPane scrollPane = new JScrollPane(table);
panel.add(scrollPane);
frame.add(panel);
frame.setSize(600,400);
frame.setUndecorated(true);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getRootPane().setWindowDecorationStyle(JRootPane.INFORMATION_DIALOG);
frame.setVisible(true);
}
}輸出如下所示。現在,表格不會自動調整大小,並會顯示如下 −

現在,可以手動拖動列標題以完整顯示錶格列。完成後,整個表格將如下圖所示 −

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