Java ImageIcon in einem Applet

Question

Ich versuche, ein ImageIcon neben einem JLabel zu setzen, aber

Ich kann nicht finden, was importieren die ImageIcon ist. ich versuchte awt aber es ist nogo.

Ich erhalte diese Fehlermeldung:

C:\Users\Dan\Documents\MainClass.java:23: cannot find symbol
symbol  : class ImageIcon
location: class MainClass
    ImageIcon warnIcon = new ImageIcon("group.png");
    ^
C:\Users\Dan\Documents\MainClass.java:23: cannot find symbol
symbol  : class ImageIcon
location: class MainClass
    ImageIcon warnIcon = new ImageIcon("group.png");
                             ^
2 errors

Werkzeug beendet mit Exit-Code 1

Code:

import java.awt.GridLayout;

import javax.swing.Icon;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.border.Border;
import javax.swing.border.LineBorder;
import javax.swing.plaf.metal.MetalIconFactory;

import java.util.*;
import java.awt.*;

public class MainClass {

  public static void main(String args[]) {
    JFrame frame = new JFrame("Label Text Pos");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    frame.setLayout(new GridLayout(2, 2));

    Border border = LineBorder.createGrayLineBorder();
    //Icon warnIcon = ImageIO.read(getClass().getResource("group.png"));
    ImageIcon warnIcon = new ImageIcon("group.png");
    //Image warnIcon = ImageIO.read(getClass().getResource("group.png"));

    JLabel label1 = new JLabel(warnIcon);
    label1.setText("Left-Bottom");
    label1.setHorizontalTextPosition(JLabel.LEFT);
    label1.setVerticalTextPosition(JLabel.BOTTOM);
    label1.setBorder(border);
    frame.add(label1);

    JLabel label2 = new JLabel(warnIcon);
    label2.setText("Right-TOP");
    label2.setHorizontalTextPosition(JLabel.RIGHT);
    label2.setVerticalTextPosition(JLabel.TOP);
    label2.setBorder(border);
    frame.add(label2);

    JLabel label3 = new JLabel(warnIcon);
    label3.setText("Center-Center");
    label3.setHorizontalTextPosition(JLabel.CENTER);
    label3.setVerticalTextPosition(JLabel.CENTER);
    label3.setBorder(border);
    frame.add(label3);

    JLabel label4 = new JLabel(warnIcon);
    label4.setText("Center-Bottom");
    label4.setHorizontalTextPosition(JLabel.CENTER);
    label4.setVerticalTextPosition(JLabel.BOTTOM);
    label4.setBorder(border);
    frame.add(label4);

    frame.setSize(300, 200);
    frame.setVisible(true);
  }
}

Answer 1

Essayez javax.swing.ImageIcon .