java课程设计报告-聊天室(6)

课 程 设 计 报 告 书 专 用 纸

JMenu conMenu=new JMenu (\设置(C)\

(U)\(C)\

JMenuItem userItem=new JMenuItem (\用户设置ImageIcon(\

JMenuItem connectItem=new JMenuItem (\连接设置ImageIcon(\

JMenu helpMenu=new JMenu (\帮助(H)\

JMenuItem

(\

帮

助

(H)\

JMenuItem helpItem=new ImageIcon(\

//建立工具栏

2);

//为操作菜单栏设置热键'V'

operateMenu.setMnemonic('O'); //为用户登录设置快捷键为ctrl+i

this.setResizable(false);

this.setTitle(\聊天室客户端\设置标题 //建立工具栏中的按钮组件

JButton loginButton;//用户登录 JButton logoffButton;//用户注销

JButton userButton;//用户信息的设置 JButton connectButton;//连接设置 JButton exitButton;//退出按钮

//框架的大小

Dimension faceSize = new Dimension(400, 600); JPanel downPanel ;

GridBagLayout girdBag;

GridBagConstraints girdBagCon; public ChatClient(){ init();//初始化程序

//添加框架的关闭事件处理

this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); this.pack();

//设置框架的大小

this.setSize(faceSize); this.setVisible(true);

setIconImage(getToolkit().getImage(\

//设置运行时窗口的位置

Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); this.setLocation( (int) (screenSize.width - faceSize.getWidth()) / 2,

(int) (screenSize.height - faceSize.getHeight()) /

JToolBar toolBar = new JToolBar();

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课 程 设 计 报 告 书 专 用 纸

loginItem.setMnemonic ('I');

loginItem.setAccelerator

(KeyEvent.VK_I,InputEvent.CTRL_MASK));

//为用户注销快捷键为ctrl+l

logoffItem.setMnemonic ('L');

logoffItem.setAccelerator

(KeyEvent.VK_L,InputEvent.CTRL_MASK));

//为退出快捷键为ctrl+x

exitItem.setMnemonic ('X');

exitItem.setAccelerator

(KeyEvent.VK_X,InputEvent.CTRL_MASK));

//为设置菜单栏设置热键'C'

conMenu.setMnemonic('C');

//为用户设置设置快捷键为ctrl+u userItem.setMnemonic ('U');

userItem.setAccelerator

(KeyEvent.VK_U,InputEvent.CTRL_MASK));

//为连接设置设置快捷键为ctrl+c connectItem.setMnemonic ('C');

connectItem.setAccelerator

(KeyEvent.VK_C,InputEvent.CTRL_MASK));

//为帮助菜单栏设置热键'H' helpMenu.setMnemonic('H'); //为帮助设置快捷键为ctrl+p

helpItem.setMnemonic ('H');

helpItem.setAccelerator (KeyEvent.VK_H,InputEvent.CTRL_MASK));

} /**

* 程序初始化函数 */

public void init(){ Container contentPane = getContentPane(); contentPane.setLayout(new BorderLayout()); //添加菜单栏

operateMenu.add (loginItem);

operateMenu.add (logoffItem);

(KeyStroke.getKeyStroke

(KeyStroke.getKeyStroke

(KeyStroke.getKeyStroke

(KeyStroke.getKeyStroke

(KeyStroke.getKeyStroke

(KeyStroke.getKeyStroke

第 26 页 共 18 页

课 程 设 计 报 告 书 专 用 纸

checkbox = new JCheckBox(\悄悄话\checkbox.setSelected(false); actionlist = new JComboBox(); actionlist.addItem(\微笑地\actionlist.addItem(\高兴地\actionlist.addItem(\轻轻地\actionlist.addItem(\生气地\actionlist.setSelectedIndex(0); //初始时

loginButton.setEnabled(true); logoffButton.setEnabled(false);

operateMenu.addSeparator(); operateMenu.add (exitItem); jMenuBar.add (operateMenu); conMenu.add (userItem); conMenu.addSeparator(); conMenu.add (connectItem); jMenuBar.add (conMenu); helpMenu.add (helpItem); jMenuBar.add (helpMenu); setJMenuBar (jMenuBar); //初始化按钮

loginButton = new JButton(\登录\

logoffButton = new JButton(\注销\

userButton = new JButton(\用户设置\connectButton = new JButton(\连接设置\exitButton = new JButton(\退出\//当鼠标放上显示信息

loginButton.setToolTipText(\连接到指定的服务器\logoffButton.setToolTipText(\与服务器断开连接\

userButton.setToolTipText(\设置用户信息\

connectButton.setToolTipText(\设置所要连接到的服务器信息\//将按钮添加到工具栏 toolBar.add(userButton); toolBar.add(connectButton);

toolBar.addSeparator();//添加分隔栏 toolBar.add(loginButton);

toolBar.add(logoffButton);

toolBar.addSeparator();//添加分隔栏 toolBar.add(exitButton);

contentPane.add(toolBar,BorderLayout.NORTH);

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课 程 设 计 报 告 书 专 用 纸

//为菜单栏添加事件监听

loginItem.addActionListener(this); logoffItem.addActionListener(this); exitItem.addActionListener(this); userItem.addActionListener(this); connectItem.addActionListener(this); helpItem.addActionListener(this); //添加按钮的事件侦听

loginButton.addActionListener(this); logoffButton.addActionListener(this); userButton.addActionListener(this); connectButton.addActionListener(this); exitButton.addActionListener(this); combobox = new JComboBox(); combobox.insertItemAt(\所有人\combobox.setSelectedIndex(0); messageShow = new JTextArea(); messageShow.setEditable(false); //添加滚动条

messageScrollPane = new JScrollPane(messageShow, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,

JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);

messageScrollPane.setPreferredSize(new Dimension(400,400)); messageScrollPane.revalidate(); clientMessage = new JTextField(23); clientMessage.setEnabled(false); clientMessageButton = new JButton(); clientMessageButton.setText(\发送\//添加系统消息的事件侦听

clientMessage.addActionListener(this); clientMessageButton.addActionListener(this); sendToLabel = new JLabel(\发送至:\

express = new JLabel(\表情: \messageLabel = new JLabel(\发送消息:\downPanel = new JPanel();

girdBag = new GridBagLayout();

downPanel.setLayout(girdBag);

girdBagCon = new GridBagConstraints();

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课 程 设 计 报 告 书 专 用 纸

girdBagCon.gridx = 0; girdBagCon.gridy = 0; girdBagCon.gridwidth = 5; girdBagCon.gridheight = 2; girdBagCon.ipadx = 5; girdBagCon.ipady = 5;

JLabel none = new JLabel(\girdBag.setConstraints(none,girdBagCon); downPanel.add(none);

girdBagCon = new GridBagConstraints(); girdBagCon.gridx = 0; girdBagCon.gridy = 2;

girdBagCon.insets = new Insets(1,0,0,0); //girdBagCon.ipadx = 5; //girdBagCon.ipady = 5;

girdBag.setConstraints(sendToLabel,girdBagCon); downPanel.add(sendToLabel);

girdBagCon = new GridBagConstraints(); girdBagCon.gridx =1; girdBagCon.gridy = 2;

girdBagCon.anchor = GridBagConstraints.LINE_START; girdBag.setConstraints(combobox,girdBagCon); downPanel.add(combobox);

girdBagCon = new GridBagConstraints();

girdBagCon.gridx =2; girdBagCon.gridy = 2;

girdBagCon.anchor = GridBagConstraints.LINE_END; girdBag.setConstraints(express,girdBagCon); downPanel.add(express);

girdBagCon = new GridBagConstraints(); girdBagCon.gridx = 3; girdBagCon.gridy = 2;

girdBagCon.anchor = GridBagConstraints.LINE_START; //girdBagCon.insets = new Insets(1,0,0,0); //girdBagCon.ipadx = 5; //girdBagCon.ipady = 5;

girdBag.setConstraints(actionlist,girdBagCon); downPanel.add(actionlist);

girdBagCon = new GridBagConstraints(); girdBagCon.gridx = 4;

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