[英]How to add an image to a JFrame title bar?
I want to add an image (small icon) to the javax.swing.JFrame
title bar.我想向
javax.swing.JFrame
标题栏添加一个图像(小图标)。
How can I do it?我该怎么做?
Since JPanel
doesn't have a title bar, I'm assuming that you're referring to JFrame
.由于
JPanel
没有标题栏,我假设您指的是JFrame
。 That being said, use setIconImage(...)
.话虽如此,请使用
setIconImage(...)
。
Here is an example of using setIconImages()
.这是使用
setIconImages()
的示例。
import java.awt.Image;
import javax.swing.*;
import javax.imageio.ImageIO;
import java.net.URL;
import java.util.*;
class FrameIcons {
public static void main(String[] args) throws Exception {
URL url16 = new URL("http://i.stack.imgur.com/m0KKu.png");
URL url32 = new URL("http://i.stack.imgur.com/LVVMb.png");
final List<Image> icons = new ArrayList<Image>();
icons.add(ImageIO.read(url16));
icons.add(ImageIO.read(url32));
SwingUtilities.invokeLater( new Runnable() {
public void run() {
JFrame f = new JFrame("Frame Icons");
f.setIconImages(icons);
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.setLocationByPlatform(true);
f.setSize(200,100);
f.setVisible(true);
}
});
}
}
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