如何使用 Java 设置 GridLayout 中元素之间的水平间隙?

java 8object oriented programmingprogramming更新于 2025/8/28 23:40:17

使用 setHgap() 方法设置 GridLayout 中元素之间的水平间隙。假设我们有一个 GridLayout 元素 −

GridLayout layout = new GridLayout(2,4);

设置水平间隙 −

layout.setHgap(25);

下面是一个例子 −

示例

package my;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.GridLayout;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.WindowConstants;
public class SwingDemo {
   public static void main(String[] args) {
      JFrame frame = new JFrame("Sections");
      JPanel panel = new JPanel();
      panel.setBackground(Color.blue);
      GridLayout layout = new GridLayout(2,4);
      layout.setHgap(25);
      panel.setLayout(layout);
      panel.add(new JButton("Overview"));
      panel.add(new JButton("Samples"));
      panel.add(new JButton("Tutorials"));
      panel.add(new JButton("Support"));
      panel.add(new JButton("InterviewQA"));
      panel.add(new JButton("Tools"));
      panel.add(new JButton("Editors"));
      frame.add(panel);
      frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
      frame.setSize(500, 300);
      frame.setVisible(true);
   }
}

输出


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