JInternalFrame_1

import java.awt.BorderLayout; import java.awt.Container; import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.image.BufferedImage; import java.beans.PropertyVetoException; import java.io.IOException; import java.net.URL; import javax.imageio.ImageIO; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JDesktopPane; import javax.swing.JFrame; import javax.swing.JInternalFrame; import javax.swing.JLabel; import javax.swing.JPanel; import com.han.ImageScale; /** * @author HAN * */ public class JInternalFrame_1 extends JFrame { /** * */ private static final long serialVersionUID = 3109941155578827051L; JInternalFrame internalFramePersonel = null; JInternalFrame internalFrameCount = null; JInternalFrame internalFramePayment = null; JDesktopPane desktopPane = null; public JInternalFrame_1() { // TODO Auto-generated constructor stub JPanel panel = new JPanel(new FlowLayout(FlowLayout.LEFT)); JButton buttonPersonel = new JButton("人事管理"); JButton buttonCount = new JButton("帐套管理"); JButton buttonPayment = new JButton("待遇管理"); panel.add(buttonPersonel); panel.add(buttonCount); panel.add(buttonPayment); Container container = getContentPane(); container.add(panel, BorderLayout.NORTH); desktopPane = new JDesktopPane(); container.add(desktopPane, BorderLayout.CENTER); URL resource = this.getClass().getResource("/images/LightHouse.jpg"); ImageIcon imageIcon = new ImageIcon(resource); JLabel backLabel = new JLabel(imageIcon); backLabel.setBounds(0, 0, imageIcon.getIconWidth(), imageIcon.getIconHeight()); // "new Integer(Integer.MIN_VALUE)" ensures that its layer is always // under the others. desktopPane.add(backLabel, new Integer(Integer.MIN_VALUE)); desktopPane.setDragMode(JDesktopPane.OUTLINE_DRAG_MODE); // the reason for non-using the inner hidden class is that the variable // that it will use is must be "final", // and this causes it can not be assigned in the inner hidden class. // So we use the inner class instead, which is parallel to the level // "method". buttonPersonel.addActionListener(new ButtonPersonelActionListener()); buttonCount.addActionListener(new ButtonCountActionListener()); buttonPayment.addActionListener(new ButtonPaymentActionListener()); } private class ButtonPersonelActionListener implements ActionListener { public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub if (internalFramePersonel == null || internalFramePersonel.isClosed()) { JInternalFrame[] allFrames = desktopPane.getAllFrames(); int titleBarHight = 30 * allFrames.length; int x = titleBarHight + 10; int y = x; int width = 250; int height = 180; internalFramePersonel = new JInternalFrame("人事管理", true, true, true, true); internalFramePersonel.setVisible(true); internalFramePersonel.setBounds(x, y, width, height); desktopPane.add(internalFramePersonel); } try { // indispensable for the visualization of the internal frame internalFramePersonel.setSelected(true); } catch (PropertyVetoException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } } } private class ButtonCountActionListener implements ActionListener { public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub if (internalFrameCount == null || internalFrameCount.isClosed()) { JInternalFrame[] allFrames = desktopPane.getAllFrames(); int titleBarHight = 30 * allFrames.length; int x = titleBarHight + 10; int y = x; int width = 250; int height = 180; internalFrameCount = new JInternalFrame("帐套管理", true, true, true, true); internalFrameCount.setVisible(true); internalFrameCount.setBounds(x, y, width, height); URL resource = this.getClass().getResource("/images/Luxun.jpg"); BufferedImage imageScaled = null; BufferedImage in; try { in = ImageIO.read(resource); imageScaled = ImageScale.scale(in, 0.05, 0.05, 1); } catch (IOException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } ImageIcon imageIcon = new ImageIcon(imageScaled); internalFrameCount.setFrameIcon(imageIcon); desktopPane.add(internalFrameCount); } try { // indispensable for the visualization of the internal frame internalFrameCount.setSelected(true); } catch (PropertyVetoException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } } } private class ButtonPaymentActionListener implements ActionListener { public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub if (internalFramePayment == null || internalFramePayment.isClosed()) { JInternalFrame[] allFrames = desktopPane.getAllFrames(); int titleBarHight = 30 * allFrames.length; int x = titleBarHight + 10; int y = x; int width = 250; int height = 180; internalFramePayment = new JInternalFrame("待遇管理", true, true, true, true); internalFramePayment.setVisible(true); internalFramePayment.setBounds(x, y, width, height); URL resource = this.getClass().getResource("/images/Luxun.jpg"); BufferedImage imageScaled = null; BufferedImage in; try { in = ImageIO.read(resource); imageScaled = ImageScale.scale(in, 0.05, 0.05, 1); } catch (IOException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } ImageIcon imageIcon = new ImageIcon(imageScaled); internalFramePayment.setFrameIcon(imageIcon); desktopPane.add(internalFramePayment); } try { // indispensable for the visualization of the internal frame internalFramePayment.setSelected(true); } catch (PropertyVetoException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } } } /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub JInternalFrame_1 frame = new JInternalFrame_1(); frame.setTitle("企业人事管理系统 "); frame.setVisible(true); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setBounds(100, 100, 570, 470); } }