Java GUI JLabel ºÍ JPanel ͼƬ ºÍ×é¼þÖØµþÎÊÌâ
package ui;
import java.awt.AWTEvent;
import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Image;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.BorderFactory;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
public class MainUi extends JPanel implements ActionListener
{
protected JTextField id, psw;
protected JButton ok, register, exit;
protected JLabel idl, pswl, imgl;
protected static JLabel imgpanel;
protected ImageIcon image;
public MainUi()
{
enableEvents(AWTEvent.WINDOW_EVENT_MASK);
image = new ImageIcon("D://java/PZ/image/bg.jpg");
imgpanel = new JLabel(image);
id = new JTextField(60);
id.setActionCommand("ID");
idl = new JLabel("ID :");
idl.setLabelFor(id);
psw = new JTextField(60);
psw.setActionCommand("password");
pswl = new JLabel("PassWord: ");
pswl.setLabelFor(psw);
ok = new JButton("OK");
register = new JButton("REGISTER");
exit = new JButton("EXIT");
JPanel login = new JPanel();
GridBagLayout gridbag = new GridBagLayout();
GridBagConstraints c = new GridBagConstraints();
login.setLayout(gridbag);
// imgl.setBounds(0, 0, imgIcon.getIconWidth(), imgIcon.getIconHeight());
// login.setOpaque(false);
JLabel[] labels = { idl, pswl };
JTextField[] textFields = { id, psw };
addLabelTextRows(labels, textFields, gridbag, login);
c.gridw
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