package DesktopClientUI;

//学生端界面布局，发文件

import java.awt.*;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.BufferedInputStream;

import java.io.DataInputStream;

import java.io.DataOutputStream;

import java.io.File;

import java.io.FileInputStream;

import java.io.IOException;

import java.net.Socket;

import javax.swing.*;

import javax.swing.plaf.basic.BasicButtonUI;

import CommonClass.DesktopRemoteType;

import CommonClass.Information;

import DesktopClientProcess.Client;

public class ClientDialogUI {

private JFrame chat;

private JButton send, raisehand;

private JPanel row1, row2, row3;

private JPanel row2_1;

private JComboBox object;

private JButton sendfile;

private JScrollPane sessionRoll, msgRoll;

private JTextArea session;

private JTextArea msg;

private Client client;

private JFileChooser fc;

public Socket getSocket() {

return client.getSocket();

}

public String getInetAddress() {

return client.getSelfAddress();

}

public ClientDialogUI(Client c) {

client = c;

chat = new JFrame("聊天室");

send = new JButton("发送");

raisehand = new JButton("举手");

row1 = new JPanel();

row2 = new JPanel(new BorderLayout());

row3 = new JPanel(new GridLayout(1, 2));

row2_1 = new JPanel(new FlowLayout());

msg = new JTextArea(5, 25);

msg.setTabSize(4);

msg.setFont(new Font("宋体", Font.BOLD, 16));

msg.setLineWrap(true);

msg.setWrapStyleWord(true);

fc = new JFileChooser();

session = new JTextArea(20, 27);

session.setLineWrap(true);

session.setWrapStyleWord(true);

session.setFont(new Font("宋体", Font.BOLD, 16));

session.append("欢迎来到聊天室\n");

session.setEditable(false);

sessionRoll = new JScrollPane(session);

msgRoll = new JScrollPane(msg);

object = new JComboBox();

object.addItem("至全体");

object.addItem("至老师");

object.setPreferredSize(new Dimension(115, 20));

Image image = (new ImageIcon(this.getClass().getResource("/image/tranFile.png"))).getImage();

Image smallImage = image.getScaledInstance(20, 20, Image.SCALE_FAST);

sendfile = new JButton("交作业", new ImageIcon(smallImage));

sendfile.setPreferredSize(new Dimension(115, 20));

sendfile.setContentAreaFilled(false);

sendfile.setUI(new BasicButtonUI());

sendfile.setMargin(new Insets(0, 0, 0, 0));

sendfile.addActionListener(new ActionListener() {

@Override

public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

if (fc.showOpenDialog(chat) == JFileChooser.APPROVE_OPTION) {

new Thread(new Runnable() {

@Override

public void run() {

// TODO Auto-generated method stub

File file = fc.getSelectedFile();

try {

Socket filesocket = new Socket(Client

.getServerAddress(),

DesktopRemoteType.ServerFile.getPort());

DataInputStream fis = new DataInputStream(

new BufferedInputStream(

new FileInputStream(file

.getAbsolutePath())));

DataOutputStream ps = new DataOutputStream(

filesocket.getOutputStream());

ps.writeUTF(file.getName());

ps.flush();

ps.writeLong((long) file.length());

ps.flush();

int bufferSize = 8192;

byte[] buf = new byte[bufferSize];

while (true) {

int read = 0;

if (fis != null) {

read = fis.read(buf);

}

if (read <= 0) {

break;

}

ps.write(buf, 0, read);

}

System.out.println("文件发送完成");

addSession("文件\"" + file.getName() + "\"发送完成");

ps.flush();

ps.close();

fis.close();

} catch (IOException e1) {

// TODO Auto-generated catch block

e1.printStackTrace();

}

}

}).start();

}

}

});

row2_1.add(object);

row2_1.add(sendfile);

row2_1.setAlignmentX(0);

row2_1.setPreferredSize(new Dimension(0, 25));

chat.setSize(250, 600);

Container con = chat.getContentPane();

con.setLayout(new BorderLayout());

row1.add(sessionRoll);

// row2.setPreferredSize(new Dimension(250, 90));

row2.add(row2_1, BorderLayout.NORTH);

row2.add(msgRoll, BorderLayout.CENTER);

row3.add(raisehand);

row3.add(send);

con.add(row1, BorderLayout.NORTH);

con.add(row2, BorderLayout.CENTER);

con.add(row3, BorderLayout.SOUTH);

raisehand.addActionListener(new Action());

send.addActionListener(new Action());

chat.setResizable(false);

chat.setLocation(1050, 200);

chat.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

chat.setVisible(true);

// setDesktop();

}

public void addSession(String value) {

session.append(value + "\r\n");

JScrollBar jsb = sessionRoll.getVerticalScrollBar();

jsb.setValue(jsb.getMaximum() + 1);

}

public class Action implements ActionListener {

@Override

public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

if (e.getSource() == send) {

if (msg.getText().length() < 1) return;

if(object.getSelectedItem().equals("至全体")) {

addSession("[Me to all]" + msg.getText());

client.send(new Information("session",client.getSelfAddress(), msg.getText(),"all"));

} else {

addSession("[Me to Server]" + msg.getText());

client.send(new Information("session",client.getSelfAddress(), msg.getText(),"server"));

}

msg.setText(null);

} else if (e.getSource() == raisehand) {

addSession("[Me]我举了手");

client.send(Information.createRaiseHand(client.getSelfAddress()));

}

}

}

}