Java Insets獲取窗口的頂、底、左、右的大小


import java.awt.Insets;

import javax.swing.JFrame;

public class NewFrame {
    public static void main(String[] args) {
        JFrame frame = new JFrame();
        frame.setSize(500, 500);
        frame.setVisible(true);
        
        Insets insets = frame.getInsets();  
        System.out.println(insets.top);
        System.out.println(insets.bottom);
        System.out.println(insets.left);
        System.out.println(insets.right);
    }
}

 

 1 import java.awt.Insets;
 2 
 3 import javax.swing.JFrame;
 4 
 5 public class NewFrame extends JFrame {
 6     
 7     public void launchFrame() {
 8         this.setSize(500, 500);
 9         this.setLocation(300, 300);
10         this.setVisible(true);
11     }
12     
13     public static void main(String[] args) {
14         NewFrame nf = new NewFrame();
15         nf.launchFrame();
16         
17         Insets insets = nf.getInsets();
18         System.out.println(insets.top);
19         System.out.println(insets.bottom);
20         System.out.println(insets.left);
21         System.out.println(insets.right);
22     }
23 }

 


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