selectservocontrollerpage.java

这是一个以JAVA编写的程序,本人还没有试过,是一个简单的温度控制系统

            add(probeButton);
            
            cs.gridy++;
            cs.weightx = 1;
            cs.weighty = 1;
            cs.fill = GridBagConstraints.BOTH;
            
            layout.setConstraints(deviceWrapperPanel, cs);
            add(deviceWrapperPanel);
            
            deviceWrapperPanel.setBorder(BorderFactory.createTitledBorder(foundTitle));
            
            GridBagLayout wrapperLayout = new GridBagLayout();
            GridBagConstraints wrapperCs = new GridBagConstraints();
            
            deviceWrapperPanel.setLayout(wrapperLayout);
            
            wrapperCs.gridx = 0;
            wrapperCs.gridy = 0;
            wrapperCs.gridwidth = 1;
            wrapperCs.gridheight = 1;
            wrapperCs.weightx = 1;
            wrapperCs.weighty = 1;
            wrapperCs.fill = GridBagConstraints.BOTH;
            
            wrapperLayout.setConstraints(deviceScroller, wrapperCs);
            deviceWrapperPanel.add(deviceScroller);
            
            deviceScroller.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
            deviceScroller.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
        }
    }
    
    protected class SerialDevicePanel extends JPanel implements ActionListener, ItemListener {
    
        public final JCheckBox check = new JCheckBox();
        public final JComboBox combo = new JComboBox();
        public final JButton test = new JButton("Test");
        
        public SerialDevicePanel(String title) {
        
            check.setText(title);
            
            combo.addItem("FerretTronics FT639");
            combo.addItem("Parallax PSC");
            combo.addItem("...");
            
            check.addItemListener(this);
            combo.addItemListener(this);
            test.addActionListener(this);
            
            setLayout(new GridLayout(1, 3));
            
            add(check);
            add(combo);
            add(test);
            
            combo.setEnabled(false);
            test.setEnabled(false);
        }
        
        public void actionPerformed(ActionEvent e) {
        
            complain(LOG_WARNING, CH_WP, "Fixme: " + e);
        }
        
        public void itemStateChanged(ItemEvent e) {
        
            combo.setEnabled(check.isSelected());
            test.setEnabled(check.isSelected());
        }
    }
    
    protected class UsbDevicePanel extends JPanel implements ActionListener, ItemListener {
    
        private SelectServoControllerPage owner;
        
        public final JCheckBox check = new JCheckBox();
        public final JButton test = new JButton("Test");
        public final String triple;
        public final String vendor;
        public final String product;
        public final String serial;
        
        public UsbDevicePanel(SelectServoControllerPage owner, String triple) {
        
            this.owner = owner;
        
            this.triple = triple;
            
            StringTokenizer st = new StringTokenizer(triple, ":");
            vendor = st.nextToken();
            product = st.nextToken();
            serial = st.nextToken();
            
            String vendorTitle = vendor;
            String productTitle = product;
            
            if ( "6c2".equals(vendor) ) {
            
                vendorTitle = "Phidget";

                if ( "38".equals(product) ) {
                
                    productTitle = "QuadServo";

                } else if ( "39".equals(product) ) {
                
                    productTitle = "UniServo";

                } else if ( "3b".equals(product) ) {
                
                    productTitle = "AdvancedServo";

                } else {
                
                    productTitle = "ProductID 0x" + product;
                }
                
            } else {
            
                vendorTitle = "VendorID 0x" + vendor;
                productTitle = "ProductID 0x" + product;
            }
            
            check.setText(vendorTitle + " " + productTitle + ", serial #" + serial);
            
            check.addItemListener(this);
            test.addActionListener(this);
            
            GridBagLayout layout = new GridBagLayout();
            GridBagConstraints cs = new GridBagConstraints();
            
            cs.gridx = 0;
            cs.gridy = 0;
            cs.weightx = 1;
            cs.weighty = 0;
            cs.fill = GridBagConstraints.HORIZONTAL;
            
            setLayout(layout);
            
            layout.setConstraints(check, cs);
            add(check);
            
            cs.gridx++;
            cs.weightx = 0;
            
            layout.setConstraints(test, cs);
            add(test);
            
            test.setEnabled(false);
        }
        
        public void actionPerformed(ActionEvent e) {
        
            // Let's see if we have the device for the port
            
            ServoController sc = (ServoController)owner.usbServoControllerByTriple.get(triple);
            
            if ( sc == null ) {
            
                // Let's create it, then
                
                complain(LOG_DEBUG, CH_WP, "Creating " + check.getText());
                
                if ( "6c2".equals(vendor) ) {
                
                    if ( "38".equals(product) ) {
                    
                        // Let's see if we have it in the context already. A
                        // class is PhidgetServoController, and the serial
                        // number must match.
                        
                        for ( Iterator i = getContextValues("servo_controller.").iterator(); i.hasNext(); ) {
                        
                            ServoController haveSc = (ServoController)i.next();
                            
                            if (    (haveSc instanceof PhidgetServoController)
                                 && serial.equals(haveSc.getPort()) ) {
                            
                                // Yep, that's ours
                                
                                complain(LOG_DEBUG, CH_WP, "Already have a servo controller with id=" + serial);
                                
                                sc = haveSc;
                                break;
                            }
                        }
                        
                        if ( sc == null ) {
                        
                            // VT: FIXME: Implement the constructor for QuadServo
                            
                            sc = new PhidgetServoController();
                            
                            try {
                            
                                sc.init(serial);
                                
                                getOwner().getContext().put("servo_controller." + serial, sc);
                                
                                // Now that we have just created a new servo
                                // controller, let's create servo
                                // descriptors for it. We're guaranteed not
                                // to have clashes since we have *just*
                                // created it.
                                
                                for ( Iterator i = sc.getServos(); i.hasNext(); ) {
                                
                                    Servo s = (Servo)i.next();
                                    ServoDescriptor sd = new ServoDescriptor(s);
                                    getOwner().getContext().put("servo." + sd.getComparable(), sd);
                                }
                                
                            } catch ( IOException ioex ) {
                            
                                complain(LOG_ERR, CH_WP, "Initialization failed:", ioex);
                            }
                        }

                    } else {
                    
                        complain(LOG_ALERT, CH_WP, check.getText() + ": not implemented for product id 0x" + product);
                    }
                
                } else {
                
                        complain(LOG_ALERT, CH_WP, check.getText() + ": not implemented for vendor id 0x" + vendor);
                }

                if ( sc != null ) {
                
                    owner.usbServoControllerByTriple.put(triple, sc);
                
                } else {
                
                    complain(LOG_ERR, CH_WP, "Failed to create " + check.getText());
                }
            }
            
            if ( sc != null ) {
            
                try {
                
                    sc.reset();
                    
                    for ( Iterator i = sc.getServos(); i.hasNext(); ) {
                    
                        Servo s = (Servo)i.next();
                        s.setPosition(0);

                        complain(LOG_DEBUG, CH_WP, "Servo: " + s + " set to 0");
                    }
                        
                    Thread.sleep(800);

                    for ( Iterator i = sc.getServos(); i.hasNext(); ) {
                    
                        Servo s = (Servo)i.next();
                        s.setPosition(1);

                        complain(LOG_DEBUG, CH_WP, "Servo: " + s + " set to 0");
                    }
                        
                    Thread.sleep(800);

                    for ( Iterator i = sc.getServos(); i.hasNext(); ) {
                    
                        Servo s = (Servo)i.next();
                        s.setPosition(0.5);

                        complain(LOG_DEBUG, CH_WP, "Servo: " + s + " set to 0.5");
                    }
                    
                } catch ( IOException ioex ) {
                
                    complain(LOG_ERR, CH_WP, "Test failed:", ioex);

                } catch ( InterruptedException iex ) {
                
                    complain(LOG_WARNING, CH_WP, "Test interrupted:", iex);
                }
            }
            
            // Finally, since a new servo controller may have been created,
            // let's make the wizard revalidate the page.
            
            owner.getOwner().validateButtons();
        }
        
        public void itemStateChanged(ItemEvent e) {
        
            test.setEnabled(check.isSelected());
        }
    }
}