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| package Mail;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.BufferedImage;
import java.beans.*;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import javax.swing.*;
import javax.swing.filechooser.FileNameExtensionFilter;
public class MyMain {
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
JFrame frame = new DesktopFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
});
}
}
@SuppressWarnings("serial")
class DesktopFrame extends JFrame {
JDesktopPane desktop;
private JDesktopPane borderDesktop;
private int nextFrameX;
private int nextFrameY;
private int frameDistance;
private static final int DEFAULT_WIDTH = 600;
private static final int DEFAULT_HEIGHT = 550;
static int[][][] testImage={null};
static int Maxrows = 0;
static int Maxcols = 0;
static File file;
JScrollPane UpdateImageInFrame;
final String path[] = {null};
JLabel ImageAlabel;
JLabel ImageBlabel;
Icon iconFPImage;
public DesktopFrame() {
setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
desktop = new JDesktopPane();
add(desktop,BorderLayout.CENTER);
borderDesktop=new JDesktopPane();
JLabel ImageAlabeltext = new JLabel("Preview A:");
JLabel ImageBlabeltext = new JLabel("Preview B:");
ImageAlabel = new JLabel();
ImageAlabel.setPreferredSize(new Dimension(200, 200));
ImageAlabel.setBorder(BorderFactory.createEtchedBorder());
ImageBlabel = new JLabel();
ImageBlabel.setPreferredSize(new Dimension(200, 200));
ImageBlabel.setBorder(BorderFactory.createEtchedBorder());
GroupLayout layout = new GroupLayout(borderDesktop);
borderDesktop.setLayout(layout);
layout.setAutoCreateGaps(true);
layout.setAutoCreateContainerGaps(true);
layout.setHorizontalGroup(
layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(GroupLayout.Alignment.CENTER)
.addComponent(ImageAlabeltext)
.addComponent(ImageAlabel,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(ImageBlabeltext)
.addComponent(ImageBlabel,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
)
);
layout.setVerticalGroup(
layout.createSequentialGroup()
.addComponent(ImageAlabeltext)
.addComponent(ImageAlabel,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(ImageBlabeltext)
.addComponent(ImageBlabel,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
);
layout.linkSize(SwingConstants.HORIZONTAL, ImageAlabel, ImageBlabel);
desktop.setBackground(Color.WHITE);
borderDesktop.setBackground(Color.LIGHT_GRAY);
JSplitPane splitPaneHor = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT);
splitPaneHor.setResizeWeight(1);
splitPaneHor.setEnabled(false);
splitPaneHor.setDividerSize(0);
splitPaneHor.add(desktop);
splitPaneHor.add(borderDesktop);
add(splitPaneHor, BorderLayout.CENTER);
JMenuBar menuBar = new JMenuBar();
setJMenuBar(menuBar);
JMenu fileMenu = new JMenu("File");
menuBar.add(fileMenu);
JMenuItem openItem = new JMenuItem("Open");
fileMenu.add(openItem);
fileMenu.addSeparator();
JMenuItem exitItem = new JMenuItem("Exit");
fileMenu.add(exitItem);
JMenu moreMenu = new JMenu("Click me");
menuBar.add(moreMenu);
JMenuItem aboutItem = new JMenuItem("It works from here");
moreMenu.add(aboutItem);
path[0]="d:/";
openItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
JFileChooser fileopen = new JFileChooser();
fileopen.setMultiSelectionEnabled(true);
fileopen.setCurrentDirectory(new java.io.File(path[0]));
fileopen.addChoosableFileFilter(new FileNameExtensionFilter("Images", "jpg", "jpeg", "gif", "bmp"));
int result = fileopen.showDialog(desktop, null);
if (result == JFileChooser.APPROVE_OPTION) {
path[0] = fileopen.getSelectedFile().toString();
file = fileopen.getSelectedFile();
} else if (result == JFileChooser.CANCEL_OPTION) {
return;
}
try {
testImage = MyImageIO.loadImage(path[0]);
} catch (InterruptedException e1) {
e1.printStackTrace();
}
if(testImage!=null) {
UpdateImageInFrame = new JScrollPane(new MyInternalFrame(testImage));
createInternalFrame(UpdateImageInFrame,path[0]);
Maxrows = testImage.length;
Maxcols = testImage[0].length;
}
}
});
exitItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
});
aboutItem.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
uploadFPImages("A");
}
});
}
public void createInternalFrame(Component c, String t) {
JInternalFrame iframe = new JInternalFrame(t, true, true, true, true);
iframe.add(c, BorderLayout.CENTER);
desktop.add(iframe);
iframe.addVetoableChangeListener(new VetoableChangeListener() {
public void vetoableChange(PropertyChangeEvent event) throws PropertyVetoException {
String name = event.getPropertyName();
Object value = event.getNewValue();
if(name.equals("closed") && value.equals(true)) {
Object[] options = {"Y", "N"};
int result = JOptionPane.showOptionDialog(desktop, " Confirm", "Close?",
JOptionPane.YES_NO_CANCEL_OPTION,
JOptionPane.QUESTION_MESSAGE,
null,
options,
options[1]);
if(result != JOptionPane.YES_OPTION) {
throw new PropertyVetoException("User canceled close", event);
}
}
}
});
int width = desktop.getWidth() / 2;
int height = desktop.getHeight() / 2;
iframe.reshape(nextFrameX, nextFrameY, width, height);
iframe.show();
try {
iframe.setSelected(true);
} catch(PropertyVetoException e) {}
frameDistance = iframe.getHeight() - iframe.getContentPane().getHeight();
nextFrameX += frameDistance;
nextFrameY += frameDistance;
if(nextFrameX + width > desktop.getWidth()) nextFrameX = 0;
if(nextFrameY + height > desktop.getHeight()) nextFrameY = 0;
}
public void uploadFPImages(String valueCommand) {
String pathToImage = desktop.getSelectedFrame().getTitle();
if(pathToImage != null) {
if(pathToImage != "Buffer data") {
BufferedImage img;
try {
img = ImageIO.read(new File(pathToImage));
if (img==null) {
System.err.println("Can not read the image: "+pathToImage);
return;
}
float width = img.getWidth();
float height = img.getHeight();
float scale = height / width;
width = 200;
height = (width * scale);
iconFPImage = new ImageIcon(img.getScaledInstance(Math.max(1, (int)width), Math.max(1, (int)height), Image.SCALE_SMOOTH));
if (valueCommand=="A"){
ImageAlabel.setIcon(iconFPImage);
} else if (valueCommand=="B") {
ImageBlabel.setIcon(iconFPImage);
} else {
System.err.println("Unknown command. valueCommand ="+valueCommand);
}
} catch (IOException e) {
e.printStackTrace();
}
} else {
return;
}
} else {
System.err.println("Can not read the image. pathtoimage="+pathToImage);
}
this.repaint();
}
} |
(
