/** Listener to handle button actions */ public void actionPerformed(ActionEvent e) { // Check if the user changed the service filter option if (e.getSource() == service_box) { service_list.setEnabled(service_box.isSelected()); service_list.clearSelection(); remove_service_button.setEnabled(false); add_service_field.setEnabled(service_box.isSelected()); add_service_field.setText(""); add_service_button.setEnabled(false); } // Check if the user pressed the add service button if ((e.getSource() == add_service_button) || (e.getSource() == add_service_field)) { String text = add_service_field.getText(); if ((text != null) && (text.length() > 0)) { service_data.addElement(text); service_list.setListData(service_data); } add_service_field.setText(""); add_service_field.requestFocus(); } // Check if the user pressed the remove service button if (e.getSource() == remove_service_button) { Object[] sels = service_list.getSelectedValues(); for (int i = 0; i < sels.length; i++) { service_data.removeElement(sels[i]); } service_list.setListData(service_data); service_list.clearSelection(); } }
/** Clears all the data previously entered in the form. */ public void clear() { usernameField.setText(""); displayNameField.setText(""); passField.setText(""); retypePassField.setText(""); emailField.setText(""); errorPane.setText(""); remove(errorPane); }
Server() { setSize(500, 100); setVisible(true); setDefaultCloseOperation(EXIT_ON_CLOSE); thread = new Thread(this); clientList = new ArrayList<ClientData>(); sList = new ArrayList<ServerThread>(); JPanel panel = new JPanel(); panel.add(new JLabel("Port :")); portText = new JTextField(5); portText.setText("7777"); panel.add(portText); startButton = new JButton("Start server"); startButton.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { try { port = Integer.parseInt(portText.getText()); thread.start(); startButton.setEnabled(false); } catch (NumberFormatException ex) { JOptionPane.showMessageDialog(null, "B³êdny format numeru portu"); portText.setText(""); } } }); panel.add(startButton); l = new JLabel("Serwer jest nieaktywny"); panel.add(l); add(panel, BorderLayout.NORTH); }
public void actionPerformed(ActionEvent event) { if (event.getSource() == joinButton) { if (joinButton.isSelected()) { mThread = new MulticastThread( Integer.valueOf(portField.getText()), chatIPField.getText(), chatroomArea, true); (new Thread(mThread)).start(); } } if (event.getSource() == sendButton) { mThread.send(usernameField.getText(), chatMsgField.getText()); chatMsgField.setText(""); } if (event.getSource() == leaveButton) { try { joinButton.setSelected(false); mThread.leave(); System.out.println("Disconnected from chat "); } catch (Exception e) { } } if (event.getSource() == exitButton) { System.exit(0); } }
private JPanel initServerChoice() { JPanel p = new JPanel(); p.setLayout(new GridLayout(6, 1, 5, 2)); p.add(new JLabel("Search At: ")); chosenServer.setText(server.getHost().getHostName()); p.add(chosenServer); chosenServer.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent evt) { try { InetAddress newHost = InetAddress.getByName(chosenServer.getText()); Whois newServer = new Whois(newHost); server = newServer; } catch (Exception e) { // should use an error dialog here, but that // doesn't teach much about networking chosenServer.setText(server.getHost().getHostName()); } } }); return p; }
// ボタンが押されたときのイベント処理 public void actionPerformed(ActionEvent e) { String cmd = e.getActionCommand(); if (cmd.equals("submit")) { // 送信 sendMessage("msg " + msgTextField.getText()); msgTextField.setText(""); } else if (cmd.equals("rename")) { // 名前の変更 sendMessage("setName " + nameTextField.getText()); } else if (cmd.equals("addRoom")) { // 部屋を作成 String roomName = nameTextField.getText(); sendMessage("addRoom " + roomName); enteredRoom(roomName); sendMessage("getUsers " + roomName); } else if (cmd.equals("enterRoom")) { // 入室 Object room = roomList.getSelectedValue(); if (room != null) { String roomName = room.toString(); sendMessage("enterRoom " + roomName); enteredRoom(roomName); } } else if (cmd.equals("exitRoom")) { // 退室 sendMessage("exitRoom " + roomName); exitedRoom(); } }
private void actionAdd() { URL verifiedUrl = verifyUrl(addTextField.getText()); if (verifiedUrl != null) { tableModel.addDownload(new DownloadFile(verifiedUrl)); addTextField.setText(""); } else { JOptionPane.showMessageDialog( this, "Invalid Download URL", "Error", JOptionPane.ERROR_MESSAGE); } }
void addTextField(JPanel panel, String key, String label) { JLabel lab = new JLabel(label); lab.setAlignmentX(LEFT_ALIGNMENT); panel.add(lab); JTextField field = new JTextField(); field.setText(sketch.configFile.get(key)); field.setMaximumSize(new Dimension(Integer.MAX_VALUE, field.getPreferredSize().height)); fields.put(key, field); panel.add(field); }
private void jbInit() throws Exception { this.getContentPane().setLayout(null); Bienvenue.setFont(new java.awt.Font("Garamond", 1, 24)); Bienvenue.setForeground(SystemColor.textHighlight); Bienvenue.setRequestFocusEnabled(true); Bienvenue.setVerifyInputWhenFocusTarget(true); Bienvenue.setText("Bienvenue dans JChat"); Bienvenue.setBounds(new Rectangle(125, 28, 305, 44)); Pseudo_L.setFont(new java.awt.Font("Dialog", 1, 14)); Pseudo_L.setText("Pseudonyme :"); Pseudo_L.setBounds(new Rectangle(75, 94, 128, 28)); nom.setText(""); nom.setBounds(new Rectangle(229, 95, 108, 24)); pwd.setText(""); pwd.setBounds(new Rectangle(230, 135, 108, 25)); pwd_L.setFont(new java.awt.Font("Dialog", 1, 14)); pwd_L.setText("Mot de passe :"); pwd_L.setBounds(new Rectangle(76, 133, 122, 31)); gestionnaire_B gestionnaire = new gestionnaire_B(); Connect.addActionListener(gestionnaire); Connect.setBackground(new Color(239, 240, 234)); Connect.setBounds(new Rectangle(281, 251, 142, 30)); Connect.setText("Connexion"); Connect.setIcon(new ImageIcon(image_c)); Annuler.addActionListener(gestionnaire); Annuler.setBackground(new Color(239, 240, 234)); Annuler.setBounds(new Rectangle(104, 252, 140, 29)); Annuler.setText("Annuler"); Annuler.setIcon(new ImageIcon(image_d)); this.getContentPane().setBackground(new Color(239, 240, 234)); this.setForeground(new Color(239, 240, 234)); this.setTitle("Interface de connexion des clients au serveur de chat"); jLabel1.setFont(new java.awt.Font("Dialog", 1, 14)); jLabel1.setText("Adresse du serveur :"); jLabel1.setBounds(new Rectangle(75, 176, 156, 26)); jTextField1.setBounds(new Rectangle(230, 176, 108, 25)); Icon siegle = new ImageIcon(image); siegle_L = new JLabel("", siegle, SwingConstants.LEFT); siegle_L.setBounds(new Rectangle(0, 1, 76, 105)); this.getContentPane().add(jLabel1, null); this.getContentPane().add(pwd_L, null); this.getContentPane().add(Pseudo_L, null); this.getContentPane().add(jTextField1, null); this.getContentPane().add(nom, null); this.getContentPane().add(pwd, null); this.getContentPane().add(Bienvenue, null); this.getContentPane().add(Connect, null); this.getContentPane().add(Annuler, null); this.getContentPane().add(siegle_L, null); this.setSize(new Dimension(439, 321)); this.setResizable(false); this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); this.setVisible(true); }
public void login() { String driver = "oracle.jdbc.driver.OracleDriver"; String url = "jdbc:oracle:thin:@localhost:1521:orcl"; Connection con = null; Statement stmt = null; ResultSet rs = null; String id, pw, sql; try { Class.forName(driver); con = DriverManager.getConnection(url, "hr", "hr"); stmt = con.createStatement(); sql = "select * from chatuser where id = '" + lid.getText() + "'"; rs = stmt.executeQuery(sql); if (rs.next()) { pw = rs.getString(2); nick = rs.getString(3); if (lpw.getText().equals(pw)) { jd.setVisible(false); setVisible(true); } else { lpw.setText("일치하지 않습니다."); } } else { lid.setText("일치하지 않습니다."); } } catch (Exception e1) { e1.printStackTrace(); System.out.println("데이터 베이스 연결 실패!!"); } finally { try { if (rs != null) rs.close(); if (stmt != null) stmt.close(); if (con != null) con.close(); } catch (Exception e1) { System.out.println(e1.getMessage()); } } }
/** called when our JTree's nodes are selected. */ void nodeSelected(TreeNode treeNode) { lastSelected = treeNode; Node node = jtree.getNode(treeNode); if (node == null) return; String xpath = DOMInfoExtractor.getXPath(node); selectedXPathTextField.setText(xpath); String message = DOMTreeFull.toString(node); message += "\r\n"; message += xpath; setMessage(message); }
private void selectFolder() { JFileChooser fileChooser = new JFileChooser(); fileChooser.setCurrentDirectory(new File(textFolder.getText())); fileChooser.setDialogTitle(CAPTION_SELECT_FOLDER); fileChooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY); fileChooser.setApproveButtonText("Select"); fileChooser.setApproveButtonToolTipText(TOOL_TIP_SELECT_FOLDER); if (fileChooser.showOpenDialog(FileTransferServer.this) == JFileChooser.APPROVE_OPTION) { // Get the selected file String path = fileChooser.getSelectedFile().getPath() + "\\"; textFolder.setText(path); } }
@Override public void actionPerformed(ActionEvent e) { // TODO action Object obj = e.getSource(); if (obj.equals(jtf) || obj.equals(textin)) { // name.setText(" 메시지 입력 "); pw.println(jtf.getText()); jtf.setText(""); } else if (obj.equals(serveropen)) { ServerOpen(); } else if (obj.equals(clientin) || obj.equals(pi)) { ClientIn(); } else if (obj.equals(conf)) { login(); } }
private void buildInterface() { // Panel p to hold the label and text field JPanel panelInput = new JPanel(); panelInput.setLayout(new BorderLayout()); panelInput.add(buttonSelect, BorderLayout.EAST); panelInput.add(textFolder, BorderLayout.CENTER); textFolder.setEditable(false); textFolder.setText(System.getProperty("user.home") + "\\"); // Set default save location setLayout(new BorderLayout()); add(panelInput, BorderLayout.NORTH); add(new JScrollPane(textArea), BorderLayout.CENTER); textArea.setEditable(false); buttonSelect.setToolTipText(TOOL_TIP_SELECT_FOLDER); buttonSelect.addActionListener(new ButtonListener()); // Register listener }
public void keyReleased(KeyEvent e) { char ch = e.getKeyChar(); if (ch == KeyEvent.CHAR_UNDEFINED || Character.isISOControl(ch)) return; int pos = m_editor.getCaretPosition(); String str = m_editor.getText(); if (str.length() == 0) return; for (int k = 0; k < m_comboBox.getItemCount(); k++) { String item = m_comboBox.getItemAt(k).toString(); if (item.startsWith(str)) { m_editor.setText(item); m_editor.setCaretPosition(item.length()); m_editor.moveCaretPosition(pos); m_comboBox.setSelectedItem(item); break; } } }
@Override public void focusGained(FocusEvent e) { // TODO Auto-generated method stub Object obj = e.getSource(); if (obj.equals(jtf)) { jtf.setText(""); } else if (obj.equals(hi)) { hi.setText(""); } else if (obj.equals(pi)) { pi.setText(""); } else if (obj.equals(localport)) { localport.setText(""); } else if (obj.equals(lpw)) { lpw.setText(""); } else if (obj.equals(lid)) { lid.setText(""); } }
private void initComponents() { try { for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) { if ("Nimbus".equals(info.getName())) { UIManager.setLookAndFeel(info.getClassName()); break; } } } catch (Exception e) { // If Nimbus is not available, you can set the GUI to another look and feel. } usernameLabel = new JLabel(); usernameField = new JTextField(); chatroomScrollPane = new JScrollPane(); chatroomArea = new JTextArea(); chatMsgLabel = new JLabel(); chatMsgField = new JTextField(); chatIPLabel = new JLabel(); chatIPField = new JTextField(); portLabel = new JLabel(); portField = new JTextField(); joinButton = new JToggleButton(); sendButton = new JButton(); leaveButton = new JButton(); exitButton = new JButton(); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); usernameLabel.setText("Username:"******" "); chatroomArea.setEditable(false); chatroomArea.setColumns(20); chatroomArea.setRows(5); chatroomScrollPane.setViewportView(chatroomArea); chatMsgLabel.setText("Chat Message:"); chatIPLabel.setText("Chat Group IP"); chatIPField.setText("224.27.43.188"); portLabel.setText("Port"); portField.setText("4001"); joinButton.setText("JOIN CHAT"); joinButton.addActionListener(this); sendButton.setText("SEND MESSAGE"); sendButton.addActionListener(this); leaveButton.setText("LEAVE CHAT"); leaveButton.addActionListener(this); exitButton.setText("EXIT"); exitButton.addActionListener(this); GroupLayout layout = new GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup( layout .createParallelGroup(GroupLayout.Alignment.LEADING) .addGroup( layout .createSequentialGroup() .addContainerGap() .addGroup( layout .createParallelGroup(GroupLayout.Alignment.LEADING) .addGroup( GroupLayout.Alignment.TRAILING, layout .createSequentialGroup() .addGap(0, 0, Short.MAX_VALUE) .addComponent(usernameLabel) .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED) .addComponent( usernameField, GroupLayout.PREFERRED_SIZE, 83, GroupLayout.PREFERRED_SIZE)) .addComponent(chatroomScrollPane) .addGroup( layout .createSequentialGroup() .addGroup( layout .createParallelGroup(GroupLayout.Alignment.LEADING) .addGroup( layout .createSequentialGroup() .addComponent(chatMsgLabel) .addPreferredGap( LayoutStyle.ComponentPlacement.RELATED) .addComponent( chatMsgField, GroupLayout.PREFERRED_SIZE, 296, GroupLayout.PREFERRED_SIZE)) .addGroup( layout .createSequentialGroup() .addGroup( layout .createParallelGroup( GroupLayout.Alignment.TRAILING, false) .addComponent( chatIPField, GroupLayout.Alignment.LEADING) .addComponent( chatIPLabel, GroupLayout.Alignment.LEADING, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addGap(18, 18, 18) .addGroup( layout .createParallelGroup( GroupLayout.Alignment.LEADING, false) .addComponent( portField, GroupLayout.DEFAULT_SIZE, 46, Short.MAX_VALUE) .addComponent( portLabel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addGap(18, 18, 18) .addGroup( layout .createParallelGroup( GroupLayout.Alignment.LEADING, false) .addGroup( layout .createSequentialGroup() .addComponent(leaveButton) .addGap(18, 18, 18) .addComponent( exitButton, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addGroup( layout .createSequentialGroup() .addComponent( joinButton, GroupLayout.PREFERRED_SIZE, 93, GroupLayout.PREFERRED_SIZE) .addGap(18, 18, 18) .addComponent(sendButton))))) .addGap(0, 8, Short.MAX_VALUE))) .addContainerGap())); layout.setVerticalGroup( layout .createParallelGroup(GroupLayout.Alignment.LEADING) .addGroup( layout .createSequentialGroup() .addContainerGap() .addGroup( layout .createParallelGroup(GroupLayout.Alignment.LEADING, false) .addComponent(usernameField) .addComponent( usernameLabel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addGap(3, 3, 3) .addComponent( chatroomScrollPane, GroupLayout.PREFERRED_SIZE, 178, GroupLayout.PREFERRED_SIZE) .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED) .addGroup( layout .createParallelGroup(GroupLayout.Alignment.BASELINE) .addComponent( chatMsgLabel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent( chatMsgField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)) .addGroup( layout .createParallelGroup(GroupLayout.Alignment.LEADING) .addGroup( layout .createSequentialGroup() .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED) .addGroup( layout .createParallelGroup(GroupLayout.Alignment.BASELINE) .addComponent(chatIPLabel) .addComponent(portLabel)) .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED) .addGroup( layout .createParallelGroup(GroupLayout.Alignment.BASELINE) .addComponent( chatIPField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE) .addComponent( portField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))) .addGroup( layout .createSequentialGroup() .addGap(16, 16, 16) .addGroup( layout .createParallelGroup( GroupLayout.Alignment.LEADING, false) .addComponent( joinButton, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent( sendButton, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addGap(8, 8, 8) .addGroup( layout .createParallelGroup(GroupLayout.Alignment.BASELINE) .addComponent(leaveButton) .addComponent(exitButton)))) .addGap(17, 17, 17))); pack(); setVisible(true); }
public EditorPaneHTMLHelp(String htmlFile) { if (GlobalValues.useSystemBrowserForHelp) { Desktop d = GlobalValues.desktop; try { // create a temp file GlobalValues.forHTMLHelptempFile = new File("tempHTMLHelpSynthetic.html"); FileWriter fw = new FileWriter(GlobalValues.forHTMLHelptempFile); java.util.List<String> list = readTextFromJar(htmlFile); Iterator<String> it = list.iterator(); while (it.hasNext()) { fw.write(it.next() + "\n"); } String canonicalPathOfFile = GlobalValues.forHTMLHelptempFile.getCanonicalPath(); URL urlFile = new URL("file://" + canonicalPathOfFile); URI uriOfFile = urlFile.toURI(); fw.close(); d.browse(uriOfFile); } catch (Exception e) { e.printStackTrace(); } } else { URL initialURL = getClass().getResource(htmlFile); font = GlobalValues.htmlfont; String title = "HTML Help"; setTitle(title); final Stack<String> urlStack = new Stack<String>(); final JEditorPane editorPane; editorPane = new JEditorPane(new HTMLEditorKit().getContentType(), " "); editorPane.setOpaque(false); editorPane.setBorder(null); editorPane.setEditable(false); JPanel magPanel = new JPanel(); magnificationFactor = GlobalValues.helpMagnificationFactor; magFactor = new JTextField(Double.toString(magnificationFactor)); JButton magButton = new JButton("Set Magnification: "); magButton.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { magnificationFactor = Double.parseDouble(magFactor.getText()); GlobalValues.helpMagnificationFactor = magnificationFactor; } }); magPanel.setLayout(new GridLayout(1, 2)); magPanel.add(magButton); magPanel.add(magFactor); final JTextField url = new JTextField(initialURL.toString()); // set up hyperlink listener editorPane.setEditable(false); try { // remember URL for back button urlStack.push(initialURL.toString()); // show URL in text field url.setText(initialURL.toString()); // add a CSS rule to force body tags to use the default label font // instead of the value in javax.swing.text.html.default.csss String bodyRule = "body { font-family: " + font.getFamily() + "; " + "font-size: " + font.getSize() * GlobalValues.helpMagnificationFactor + "pt; }"; ((HTMLDocument) editorPane.getDocument()).getStyleSheet().addRule(bodyRule); editorPane.setPage(initialURL); editorPane.firePropertyChange("dummyProp", true, false); } catch (IOException e) { editorPane.setText("Exception: " + e); } editorPane.addPropertyChangeListener( new PropertyChangeListener() { public void propertyChange(PropertyChangeEvent evt) { String bodyRule = "body { font-family: " + font.getFamily() + "; " + "font-size: " + font.getSize() * GlobalValues.helpMagnificationFactor + "pt; }"; ((HTMLDocument) editorPane.getDocument()).getStyleSheet().addRule(bodyRule); } }); editorPane.addHyperlinkListener( new HyperlinkListener() { public void hyperlinkUpdate(HyperlinkEvent event) { if (event.getEventType() == HyperlinkEvent.EventType.ACTIVATED) { try { // remember URL for back button urlStack.push(event.getURL().toString()); // show URL in text field url.setText(event.getURL().toString()); editorPane.setPage(event.getURL()); editorPane.firePropertyChange("dummyProp", true, false); } catch (IOException e) { editorPane.setText("Exception: " + e); } } } }); // set up checkbox for toggling edit mode final JCheckBox editable = new JCheckBox(); editable.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent event) { editorPane.setEditable(editable.isSelected()); } }); // set up load button for loading URL ActionListener listener = new ActionListener() { public void actionPerformed(ActionEvent event) { try { // remember URL for back button urlStack.push(url.getText()); editorPane.setPage(url.getText()); editorPane.firePropertyChange("dummyProp", true, false); } catch (IOException e) { editorPane.setText("Exception: " + e); } } }; JButton loadButton = new JButton("Load/Magnify"); loadButton.addActionListener(listener); url.addActionListener(listener); // set up back button and button action JButton backButton = new JButton("Back"); backButton.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent event) { if (urlStack.size() <= 1) return; try { // get URL from back button urlStack.pop(); // show URL in text field String urlString = urlStack.peek(); url.setText(urlString); editorPane.setPage(urlString); editorPane.firePropertyChange("dummyProp", true, false); } catch (IOException e) { editorPane.setText("Exception: " + e); } } }); JPanel allPanel = new JPanel(new BorderLayout()); // put all control components in a panel JPanel ctrlPanel = new JPanel(new BorderLayout()); JPanel urlPanel = new JPanel(); urlPanel.add(new JLabel("URL")); urlPanel.add(url); JPanel buttonPanel = new JPanel(); buttonPanel.add(loadButton); buttonPanel.add(backButton); buttonPanel.add(new JLabel("Editable")); buttonPanel.add(magPanel); buttonPanel.add(editable); ctrlPanel.add(buttonPanel, BorderLayout.NORTH); ctrlPanel.add(urlPanel, BorderLayout.CENTER); allPanel.add(ctrlPanel, BorderLayout.NORTH); allPanel.add(new JScrollPane(editorPane), BorderLayout.CENTER); add(allPanel); } }
public QueryDBFrame() { setTitle("QueryDB"); setSize(400, 300); addWindowListener( new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } }); getContentPane().setLayout(new GridBagLayout()); GridBagConstraints gbc = new GridBagConstraints(); authors = new JComboBox(); authors.setEditable(false); authors.addItem("Any"); publishers = new JComboBox(); publishers.setEditable(false); publishers.addItem("Any"); result = new JTextArea(4, 50); result.setEditable(false); priceChange = new JTextField(8); priceChange.setText("-5.00"); try { // 连接数据库 con = getConnection(); stmt = con.createStatement(); // 将数据库中的作者名添加到组合框 String query = "SELECT Name FROM Authors"; ResultSet rs = stmt.executeQuery(query); while (rs.next()) authors.addItem(rs.getString(1)); // 将出版社名添加到组合框 query = "SELECT Name FROM Publishers"; rs = stmt.executeQuery(query); while (rs.next()) publishers.addItem(rs.getString(1)); } catch (Exception e) { result.setText("Error " + e); } gbc.fill = GridBagConstraints.NONE; gbc.weightx = 100; gbc.weighty = 100; add(authors, gbc, 0, 0, 2, 1); add(publishers, gbc, 2, 0, 2, 1); gbc.fill = GridBagConstraints.NONE; JButton queryButton = new JButton("Query"); queryButton.addActionListener(this); add(queryButton, gbc, 0, 1, 1, 1); JButton changeButton = new JButton("Change prices"); changeButton.addActionListener(this); add(changeButton, gbc, 2, 1, 1, 1); gbc.fill = GridBagConstraints.HORIZONTAL; add(priceChange, gbc, 3, 1, 1, 1); gbc.fill = GridBagConstraints.BOTH; add(result, gbc, 0, 2, 4, 1); }
@Override public void actionPerformed(ActionEvent e) { if (e.getActionCommand().equals("下棋")) { audience.setEnabled(false); fighter.setEnabled(false); begin.setEnabled(true); // JOptionPane.showMessageDialog(null, "下棋"); System.out.println("下棋"); try { System.out.println("客户端发送下棋指令"); out66.writeObject("对手"); out66.flush(); out66.writeObject(new char[0][0]); out66.flush(); out66.writeObject(new boolean[0][0]); out66.flush(); } catch (IOException e1) { e1.printStackTrace(); } } if (e.getActionCommand().equals("观看")) { submit.setEnabled(false); regret.setEnabled(false); audience.setEnabled(false); fighter.setEnabled(false); // JOptionPane.showMessageDialog(null, "观看"); System.out.println("观看"); try { out66.writeObject("观众"); out66.flush(); out66.writeObject(stateList.get(stateList.size() - 1)); out66.flush(); out66.writeObject(takenList.get(takenList.size() - 1)); out66.flush(); } catch (IOException e1) { e1.printStackTrace(); } } /*if (e.getActionCommand().equals("人机对弈")) { audience.setEnabled(false); fighter.setEnabled(false); AIPlayer.setEnabled(false); begin.setEnabled(true); JOptionPane.showMessageDialog(null, "人机对弈"); }*/ if (e.getActionCommand().equals("发送")) { // JOptionPane.showMessageDialog(null, "发送"); System.out.println("发送"); String str = myRole + ": " + " " + jt1.getText() + "\n"; try { out99.writeObject(" " + str); out99.flush(); out99.writeObject(new char[8][8]); out99.flush(); out99.writeObject(new boolean[8][8]); out99.flush(); } catch (IOException e1) { e1.printStackTrace(); } jt2.append(str); jt1.setText(""); } if (e.getActionCommand().equals("取消")) { // JOptionPane.showMessageDialog(null, "取消"); System.out.println("取消"); jt1.setText(""); } if (e.getActionCommand().equals("悔棋")) { // JOptionPane.showMessageDialog(null, "悔棋"); System.out.println("悔棋"); try { out66.writeObject("请求悔棋"); out66.flush(); out66.writeObject(new char[8][8]); out66.flush(); out66.writeObject(new boolean[8][8]); out66.flush(); } catch (IOException e1) { e1.printStackTrace(); } // RegretChess(); // ShowChessNumber(); } if (e.getActionCommand().equals("退出")) { int quit = JOptionPane.showConfirmDialog(null, "您确定要强制退出吗?", "请确认您的选择", JOptionPane.YES_NO_OPTION); if (quit == JOptionPane.YES_OPTION) { JOptionPane.showMessageDialog(null, "已强制退出"); System.exit(0); } else return; } if (e.getActionCommand().equals("开始")) { begin.setEnabled(false); System.out.println("客户端发送开始指令"); // JOptionPane.showMessageDialog(null, "开始"); try { out66.writeObject("请求开始"); out66.flush(); out66.writeObject(stateList.get(stateList.size() - 1)); out66.flush(); out66.writeObject(takenList.get(takenList.size() - 1)); out66.flush(); } catch (IOException e1) { e1.printStackTrace(); } Begin(); if (kind == "黑") { for (int i = 0; i < 8; i++) for (int j = 0; j < 8; j++) if (cell[i][j].taken == false) { CheckPlace(cell[i][j]); if (canPut) { cell[i][j].ChangeBackground(); canPut = false; } } } } if (e.getActionCommand().equals("存盘")) { // JOptionPane.showMessageDialog(null, "存盘"); System.out.println("存盘"); try { System.out.println(); out.writeObject(stateList); out.flush(); out.close(); } catch (IOException e1) { e1.printStackTrace(); } } }
// Checks the current state and sets the enables/disables // accordingly public void run() { switch (connectionStatus) { case DISCONNECTED: connectButton.setEnabled(true); disconnectButton.setEnabled(false); ipField.setEnabled(true); portField.setEnabled(true); hostOption.setEnabled(true); guestOption.setEnabled(true); chatLine.setText(""); chatLine.setEnabled(false); statusColor.setBackground(Color.red); break; case DISCONNECTING: connectButton.setEnabled(false); disconnectButton.setEnabled(false); ipField.setEnabled(false); portField.setEnabled(false); hostOption.setEnabled(false); guestOption.setEnabled(false); chatLine.setEnabled(false); statusColor.setBackground(Color.orange); break; case CONNECTED: connectButton.setEnabled(false); disconnectButton.setEnabled(true); ipField.setEnabled(false); portField.setEnabled(false); hostOption.setEnabled(false); guestOption.setEnabled(false); chatLine.setEnabled(true); statusColor.setBackground(Color.green); break; case BEGIN_CONNECT: connectButton.setEnabled(false); disconnectButton.setEnabled(false); ipField.setEnabled(false); portField.setEnabled(false); hostOption.setEnabled(false); guestOption.setEnabled(false); chatLine.setEnabled(false); chatLine.grabFocus(); statusColor.setBackground(Color.orange); break; } // Make sure that the button/text field states are consistent // with the internal states ipField.setText(hostIP); portField.setText((new Integer(port)).toString()); hostOption.setSelected(isHost); guestOption.setSelected(!isHost); statusField.setText(statusString); chatText.append(toAppend.toString()); toAppend.setLength(0); mainFrame.repaint(); }
private static JPanel initOptionsPane() { JPanel pane = null; ActionAdapter buttonListener = null; // Create an options pane JPanel optionsPane = new JPanel(new GridLayout(4, 1)); // IP address input pane = new JPanel(new FlowLayout(FlowLayout.RIGHT)); pane.add(new JLabel("Host IP:")); ipField = new JTextField(10); ipField.setText(hostIP); ipField.setEnabled(false); ipField.addFocusListener( new FocusAdapter() { public void focusLost(FocusEvent e) { ipField.selectAll(); // Should be editable only when disconnected if (connectionStatus != DISCONNECTED) { changeStatusNTS(NULL, true); } else { hostIP = ipField.getText(); } } }); pane.add(ipField); optionsPane.add(pane); // Port input pane = new JPanel(new FlowLayout(FlowLayout.RIGHT)); pane.add(new JLabel("Port:")); portField = new JTextField(10); portField.setEditable(true); portField.setText((new Integer(port)).toString()); portField.addFocusListener( new FocusAdapter() { public void focusLost(FocusEvent e) { // should be editable only when disconnected if (connectionStatus != DISCONNECTED) { changeStatusNTS(NULL, true); } else { int temp; try { temp = Integer.parseInt(portField.getText()); port = temp; } catch (NumberFormatException nfe) { portField.setText((new Integer(port)).toString()); mainFrame.repaint(); } } } }); pane.add(portField); optionsPane.add(pane); // Host/guest option buttonListener = new ActionAdapter() { public void actionPerformed(ActionEvent e) { if (connectionStatus != DISCONNECTED) { changeStatusNTS(NULL, true); } else { isHost = e.getActionCommand().equals("host"); // Cannot supply host IP if host option is chosen if (isHost) { ipField.setEnabled(false); ipField.setText("localhost"); hostIP = "localhost"; } else { ipField.setEnabled(true); } } } }; ButtonGroup bg = new ButtonGroup(); hostOption = new JRadioButton("Host", true); hostOption.setMnemonic(KeyEvent.VK_H); hostOption.setActionCommand("host"); hostOption.addActionListener(buttonListener); guestOption = new JRadioButton("Guest", false); guestOption.setMnemonic(KeyEvent.VK_G); guestOption.setActionCommand("guest"); guestOption.addActionListener(buttonListener); bg.add(hostOption); bg.add(guestOption); pane = new JPanel(new GridLayout(1, 2)); pane.add(hostOption); pane.add(guestOption); optionsPane.add(pane); // Connect/disconnect buttons JPanel buttonPane = new JPanel(new GridLayout(1, 2)); buttonListener = new ActionAdapter() { public void actionPerformed(ActionEvent e) { // Request a connection initiation if (e.getActionCommand().equals("connect")) { changeStatusNTS(BEGIN_CONNECT, true); } // Disconnect else { changeStatusNTS(DISCONNECTING, true); } } }; connectButton = new JButton("Connect"); connectButton.setMnemonic(KeyEvent.VK_C); connectButton.setActionCommand("connect"); connectButton.addActionListener(buttonListener); connectButton.setEnabled(true); disconnectButton = new JButton("Disconnect"); disconnectButton.setMnemonic(KeyEvent.VK_D); disconnectButton.setActionCommand("disconnect"); disconnectButton.addActionListener(buttonListener); disconnectButton.setEnabled(false); buttonPane.add(connectButton); buttonPane.add(disconnectButton); optionsPane.add(buttonPane); return optionsPane; }