List of usage examples for javax.swing JComboBox getItemCount
@BeanProperty(bound = false) public int getItemCount()
From source file:Main.java
public static void main(String[] argv) throws Exception { String[] items = { "item1", "item2" }; JComboBox cb = new JComboBox(items); cb.removeItemAt(cb.getItemCount() - 1); }
From source file:Main.java
public static void main(String[] argv) throws Exception { String[] items = { "item1", "item2", "item3" }; JComboBox cb = new JComboBox(items); // Get number of items int num = cb.getItemCount(); // Get items//from ww w.ja va 2s . c o m for (int i = 0; i < num; i++) { Object item = cb.getItemAt(i); } }
From source file:Main.java
public static void main(String args[]) { JFrame frame = new JFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); String labels[] = { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J" }; JComboBox<String> comboBox = new JComboBox<>(labels); comboBox.setEditable(true);//from www . j av a2 s. co m comboBox.addActionListener(new ActionListener() { boolean found = false; @Override public void actionPerformed(ActionEvent actionEvent) { String s = (String) comboBox.getSelectedItem(); for (int i = 0; i < comboBox.getItemCount(); i++) { if (comboBox.getItemAt(i).toString().equals(s)) { found = true; break; } } if (!found) { System.out.println("Added: " + s); comboBox.addItem(s); } found = false; } }); frame.add(comboBox); frame.pack(); frame.setVisible(true); }
From source file:Graph_with_jframe_and_arduino.java
public static void main(String[] args) { // create and configure the window JFrame window = new JFrame(); window.setTitle("Sensor Graph GUI"); window.setSize(600, 400);//from www . j ava 2 s . c o m window.setLayout(new BorderLayout()); window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); // create a drop-down box and connect button, then place them at the top of the window JComboBox<String> portList_combobox = new JComboBox<String>(); Dimension d = new Dimension(300, 100); portList_combobox.setSize(d); JButton connectButton = new JButton("Connect"); JPanel topPanel = new JPanel(); topPanel.add(portList_combobox); topPanel.add(connectButton); window.add(topPanel, BorderLayout.NORTH); //pause button JButton Pause_btn = new JButton("Start"); // populate the drop-down box SerialPort[] portNames; portNames = SerialPort.getCommPorts(); //check for new port available Thread thread_port = new Thread() { @Override public void run() { while (true) { SerialPort[] sp = SerialPort.getCommPorts(); if (sp.length > 0) { for (SerialPort sp_name : sp) { int l = portList_combobox.getItemCount(), i; for (i = 0; i < l; i++) { //check port name already exist or not if (sp_name.getSystemPortName().equalsIgnoreCase(portList_combobox.getItemAt(i))) { break; } } if (i == l) { portList_combobox.addItem(sp_name.getSystemPortName()); } } } else { portList_combobox.removeAllItems(); } portList_combobox.repaint(); } } }; thread_port.start(); for (SerialPort sp_name : portNames) portList_combobox.addItem(sp_name.getSystemPortName()); //for(int i = 0; i < portNames.length; i++) // portList.addItem(portNames[i].getSystemPortName()); // create the line graph XYSeries series = new XYSeries("line 1"); XYSeries series2 = new XYSeries("line 2"); XYSeries series3 = new XYSeries("line 3"); XYSeries series4 = new XYSeries("line 4"); for (int i = 0; i < 100; i++) { series.add(x, 0); series2.add(x, 0); series3.add(x, 0); series4.add(x, 10); x++; } XYSeriesCollection dataset = new XYSeriesCollection(); dataset.addSeries(series); dataset.addSeries(series2); XYSeriesCollection dataset2 = new XYSeriesCollection(); dataset2.addSeries(series3); dataset2.addSeries(series4); //create jfree chart JFreeChart chart = ChartFactory.createXYLineChart("Sensor Readings", "Time (seconds)", "Arduino Reading", dataset); JFreeChart chart2 = ChartFactory.createXYLineChart("Sensor Readings", "Time (seconds)", "Arduino Reading 2", dataset2); //color render for chart 1 XYLineAndShapeRenderer r1 = new XYLineAndShapeRenderer(); r1.setSeriesPaint(0, Color.RED); r1.setSeriesPaint(1, Color.GREEN); r1.setSeriesShapesVisible(0, false); r1.setSeriesShapesVisible(1, false); XYPlot plot = chart.getXYPlot(); plot.setRenderer(0, r1); plot.setRenderer(1, r1); plot.setBackgroundPaint(Color.WHITE); plot.setDomainGridlinePaint(Color.DARK_GRAY); plot.setRangeGridlinePaint(Color.blue); //color render for chart 2 XYLineAndShapeRenderer r2 = new XYLineAndShapeRenderer(); r2.setSeriesPaint(0, Color.BLUE); r2.setSeriesPaint(1, Color.ORANGE); r2.setSeriesShapesVisible(0, false); r2.setSeriesShapesVisible(1, false); XYPlot plot2 = chart2.getXYPlot(); plot2.setRenderer(0, r2); plot2.setRenderer(1, r2); ChartPanel cp = new ChartPanel(chart); ChartPanel cp2 = new ChartPanel(chart2); //multiple graph container JPanel graph_container = new JPanel(); graph_container.setLayout(new BoxLayout(graph_container, BoxLayout.X_AXIS)); graph_container.add(cp); graph_container.add(cp2); //add chart panel in main window window.add(graph_container, BorderLayout.CENTER); //window.add(cp2, BorderLayout.WEST); window.add(Pause_btn, BorderLayout.AFTER_LAST_LINE); Pause_btn.setEnabled(false); //pause btn action Pause_btn.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { if (Pause_btn.getText().equalsIgnoreCase("Pause")) { if (chosenPort.isOpen()) { try { Output.write(0); } catch (IOException ex) { Logger.getLogger(Graph_with_jframe_and_arduino.class.getName()).log(Level.SEVERE, null, ex); } } Pause_btn.setText("Start"); } else { if (chosenPort.isOpen()) { try { Output.write(1); } catch (IOException ex) { Logger.getLogger(Graph_with_jframe_and_arduino.class.getName()).log(Level.SEVERE, null, ex); } } Pause_btn.setText("Pause"); } throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. } }); // configure the connect button and use another thread to listen for data connectButton.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent arg0) { if (connectButton.getText().equals("Connect")) { // attempt to connect to the serial port chosenPort = SerialPort.getCommPort(portList_combobox.getSelectedItem().toString()); chosenPort.setComPortTimeouts(SerialPort.TIMEOUT_SCANNER, 0, 0); if (chosenPort.openPort()) { Output = chosenPort.getOutputStream(); connectButton.setText("Disconnect"); Pause_btn.setEnabled(true); portList_combobox.setEnabled(false); } // create a new thread that listens for incoming text and populates the graph Thread thread = new Thread() { @Override public void run() { Scanner scanner = new Scanner(chosenPort.getInputStream()); while (scanner.hasNextLine()) { try { String line = scanner.nextLine(); int number = Integer.parseInt(line); series.add(x, number); series2.add(x, number / 2); series3.add(x, number / 1.5); series4.add(x, number / 5); if (x > 100) { series.remove(0); series2.remove(0); series3.remove(0); series4.remove(0); } x++; window.repaint(); } catch (Exception e) { } } scanner.close(); } }; thread.start(); } else { // disconnect from the serial port chosenPort.closePort(); portList_combobox.setEnabled(true); Pause_btn.setEnabled(false); connectButton.setText("Connect"); } } }); // show the window window.setVisible(true); }
From source file:Main.java
public static boolean isValidIndex(JComboBox<?> comboBox, int index) { if (comboBox == null) { throw new NullPointerException("comboBox == null"); }// w w w .j av a2 s . c om int itemCount = comboBox.getItemCount(); return index >= 0 && index < itemCount; }
From source file:com.eviware.soapui.utils.ContainerWalker.java
public <T> JComboBox findComboBoxWithValue(T value) { for (Component component : containedComponents) { if (component instanceof JComboBox) { JComboBox comboBox = (JComboBox) component; for (int i = 0; i < comboBox.getItemCount(); i++) { if (comboBox.getItemAt(i).equals(value)) { return comboBox; }/*from ww w .j a va 2 s . c om*/ } } } throw new NoSuchElementException("No combo box found with item " + value); }
From source file:Main.java
public void actionPerformed(ActionEvent e) { JComboBox jcb = (JComboBox) e.getSource(); System.out.println("down action"); ComboBoxUI ui = jcb.getUI();/*from w w w .j a v a2 s.c o m*/ if (ui.isPopupVisible(jcb)) { int i = jcb.getSelectedIndex(); if (i < jcb.getModel().getSize() - 1) { jcb.setSelectedIndex(i + 1); jcb.repaint(); } } else { int nItems = jcb.getItemCount(); ComboBoxEditor cbe = jcb.getEditor(); String st; // Search text st = ((String) cbe.getItem()).toUpperCase(); for (int i = 0; i < nItems; i++) { String item = ((String) jcb.getItemAt(i)).toUpperCase(); if (item.startsWith(st)) { jcb.setSelectedIndex(i); break; } } ui.setPopupVisible(jcb, true); } }
From source file:carfuzzy.Operations.java
public double getMembership(JComboBox s, int input) { double membership; if (s.getSelectedIndex() == 0) { //veryslow ya da veryclose ise(left Trapezoid) if (s.getSelectedItem().getClass() == Speed.class) { speed = (Speed) s.getSelectedItem(); membership = leftTrapezoidalMembership(input, speed.getValue()); return membership; } else {// w ww . jav a 2s . c om distance = (Distance) s.getSelectedItem(); membership = leftTrapezoidalMembership(input, distance.getValue()); return membership; } } else if (s.getSelectedIndex() == s.getItemCount() - 1) { //veryfast ya da away ise(right Trapezoid) if (s.getSelectedItem().getClass() == Speed.class) { speed = (Speed) s.getSelectedItem(); membership = rightTrapezoidalMembership(input, speed.getValue()); return membership; } else { distance = (Distance) s.getSelectedItem(); membership = rightTrapezoidalMembership(input, distance.getValue()); return membership; } } else { // Triangular ise if (s.getSelectedItem().getClass() == Speed.class) { speed = (Speed) s.getSelectedItem(); membership = triangularMembership(input, speed.getValue()); return membership; } else { distance = (Distance) s.getSelectedItem(); membership = triangularMembership(input, distance.getValue()); return membership; } } }
From source file:king.flow.action.DefaultMsgSendAction.java
protected void showDoneMsg(final TLSResult result) { SwingUtilities.invokeLater(new Runnable() { @Override/*from w ww . ja v a 2 s .c o m*/ public void run() { if (doneDisplayList.size() == 1) { showOnComponent(getBlockMeta(doneDisplayList.get(0)), result); } else { try { JSONParser jsonParser = new JSONParser(); Object element = jsonParser.parse(result.getOkMsg()); if (element instanceof JSONArray) { JSONArray jsonArray = (JSONArray) element; int len = Integer.min(doneDisplayList.size(), jsonArray.size()); for (int i = 0; i < len; i++) { TLSResult freshResult = new TLSResult(result.getRetCode(), jsonArray.get(i).toString(), result.getErrMsg(), result.getPrtMsg()); showOnComponent(getBlockMeta(doneDisplayList.get(i)), freshResult); } } else { showOnComponent(getBlockMeta(doneDisplayList.get(0)), result); } } catch (Exception e) { getLogger(DefaultMsgSendAction.class.getName()).log(Level.WARNING, "Exception encounters during successful json value parsing : \n{0}", e); } } CommonUtil.cachePrintMsg(result.getPrtMsg()); if (result.getRedirection() != null) { String redirection = result.getRedirection(); getLogger(DefaultMsgSendAction.class.getName()).log(Level.INFO, "Be forced to jump to page[{0}], ignore designated page[{1}]", new Object[] { redirection, String.valueOf(next.getNextPanel()) }); int forwardPage = 0; try { forwardPage = Integer.parseInt(redirection); } catch (Exception e) { panelJump(next.getNextPanel()); return; } Object blockMeta = getBlockMeta(forwardPage); if (blockMeta == null || !(blockMeta instanceof Panel)) { getLogger(DefaultMsgSendAction.class.getName()).log(Level.INFO, "Be forced to jump to page[{0}], but page[{0}] is invalid Panel type. It is type[{1}]", new Object[] { redirection, (blockMeta == null ? "NULL" : blockMeta.getClass().getSimpleName()) }); panelJump(next.getNextPanel()); return; } panelJump(forwardPage); } else { panelJump(next.getNextPanel()); //trigger the action denoted in sendMsgAction Integer trigger = next.getTrigger(); if (trigger != null && getBlockMeta(trigger) != null) { final Component blockMeta = (Component) getBlockMeta(trigger); switch (blockMeta.getType()) { case COMBO_BOX: JComboBox comboBlock = getBlock(trigger, JComboBox.class); ItemListener[] itemListeners = comboBlock.getItemListeners(); ItemEvent e = new ItemEvent(comboBlock, ItemEvent.ITEM_STATE_CHANGED, comboBlock.getItemAt(comboBlock.getItemCount() - 1).toString(), ItemEvent.SELECTED); for (ItemListener itemListener : itemListeners) { itemListener.itemStateChanged(e);//wait and hang on util progress dialog gets to dispose } if (comboBlock.isEditable()) { String value = comboBlock.getEditor().getItem().toString(); if (value.length() == 0) { return; } } break; case BUTTON: JButton btnBlock = getBlock(trigger, JButton.class); btnBlock.doClick(); break; default: getLogger(DefaultMsgSendAction.class.getName()).log(Level.WARNING, "Invalid trigger component[{0}] as unsupported type[{1}]", new Object[] { trigger, blockMeta.getType() }); break; } } //trigger dealing //keep next cursor on correct component Integer nextCursor = next.getNextCursor(); if (nextCursor != null && getBlockMeta(nextCursor) != null) { JComponent block = getBlock(nextCursor, JComponent.class); block.requestFocusInWindow(); } } // no redirection branch } }); }
From source file:ch.admin.hermes.etl.load.HermesETLApplication.java
/** * CommandLine parse und fehlende Argumente verlangen * @param args Args// w w w . j a v a 2s .c o m * @throws ParseException */ private static void parseCommandLine(String[] args) throws Exception { UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); // HACK um UTF-8 CharSet fuer alle Dateien zu setzen (http://stackoverflow.com/questions/361975/setting-the-default-java-character-encoding) System.setProperty("file.encoding", "UTF-8"); Field charset = Charset.class.getDeclaredField("defaultCharset"); charset.setAccessible(true); charset.set(null, null); // commandline Options - FremdsystemSite, Username und Password Options options = new Options(); options.addOption("s", true, "Zielsystem - URL"); options.addOption("u", true, "Zielsystem - Username"); options.addOption("p", true, "Zielsystem - Password"); CommandLineParser parser = new PosixParser(); CommandLine cmd = parser.parse(options, args); site = cmd.getOptionValue("s"); user = cmd.getOptionValue("u"); passwd = cmd.getOptionValue("p"); // restliche Argumente pruefen - sonst usage ausgeben String[] others = cmd.getArgs(); if (others.length >= 1 && (others[0].endsWith(".js") || others[0].endsWith(".ftl"))) script = others[0]; if (others.length >= 2 && others[1].endsWith(".xml")) model = others[1]; // Dialog mit allen Werten zusammenstellen JComboBox<String> scenarios = new JComboBox<String>(crawler.getScenarios()); JTextField tsite = new JTextField(45); tsite.setText(site); JTextField tuser = new JTextField(16); tuser.setText(user); JPasswordField tpasswd = new JPasswordField(16); tpasswd.setText(passwd); final JTextField tscript = new JTextField(45); tscript.setText(script); final JTextField tmodel = new JTextField(45); tmodel.setText(model); JPanel myPanel = new JPanel(new GridLayout(6, 2)); myPanel.add(new JLabel("Szenario (von http://www.hermes.admin.ch):")); myPanel.add(scenarios); myPanel.add(new JLabel("XML Model:")); myPanel.add(tmodel); JPanel pmodel = new JPanel(); pmodel.add(tmodel); JButton bmodel = new JButton("..."); pmodel.add(bmodel); bmodel.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { model = getFile("Szenario XML Model", new String[] { "XML Model" }, new String[] { ".xml" }); if (model != null) tmodel.setText(model); } }); myPanel.add(pmodel); scenarios.addItemListener(new ItemListener() { public void itemStateChanged(ItemEvent e) { try { Object o = e.getItem(); tmodel.setText(crawler.getModelURL(o.toString())); scenario = o.toString(); } catch (Exception e1) { } } }); // Script myPanel.add(new JLabel("Umwandlungs-Script:")); JPanel pscript = new JPanel(); pscript.add(tscript); JButton bscript = new JButton("..."); pscript.add(bscript); myPanel.add(pscript); bscript.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { script = getFile("JavaScript/Freemarker Umwandlungs-Script", new String[] { "JavaScript", "Freemarker" }, new String[] { ".js", ".ftl" }); if (script != null) tscript.setText(script); } }); // Zielsystem Angaben myPanel.add(new JLabel("Zielsystem URL:")); myPanel.add(tsite); myPanel.add(new JLabel("Zielsystem Benutzer:")); myPanel.add(tuser); myPanel.add(new JLabel("Zielsystem Password:")); myPanel.add(tpasswd); // Trick um Feld scenario und model zu setzen. if (scenarios.getItemCount() >= 8) scenarios.setSelectedIndex(8); // Dialog int result = JOptionPane.showConfirmDialog(null, myPanel, "HERMES 5 XML Model nach Fremdsystem/Format", JOptionPane.OK_CANCEL_OPTION); if (result == JOptionPane.OK_OPTION) { site = tsite.getText(); user = tuser.getText(); passwd = new String(tpasswd.getPassword()); model = tmodel.getText(); script = tscript.getText(); } else System.exit(1); if (model == null || script == null || script.trim().length() == 0) usage(); if (script.endsWith(".js")) if (site == null || user == null || passwd == null || user.trim().length() == 0 || passwd.trim().length() == 0) usage(); }