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package org.netbeans.modules.customereditor;
import demo.Customer;
import demo.DiscountCode;
import java.io.IOException;
import java.util.Collection;
import java.util.logging.Logger;
import javax.persistence.EntityManager;
import javax.persistence.Persistence;
import javax.persistence.Query;
import javax.swing.SwingUtilities;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import org.netbeans.modules.customerdb.JavaDBSupport;
import org.netbeans.modules.customerviewer.CustomerTopComponent;
import org.openide.util.LookupEvent;
import org.openide.util.NbBundle;
import org.openide.windows.TopComponent;
import org.openide.windows.WindowManager;
import org.openide.DialogDisplayer;
import org.openide.NotifyDescriptor;
import org.openide.NotifyDescriptor.Confirmation;
import org.openide.awt.UndoRedo;
import org.openide.cookies.SaveCookie;
import org.openide.util.Lookup;
import org.openide.util.LookupListener;
import org.openide.util.RequestProcessor;
import org.openide.util.lookup.AbstractLookup;
import org.openide.util.lookup.InstanceContent;
/**
* Top component which displays something.
*/
public final class EditorTopComponent extends TopComponent implements LookupListener {
private static EditorTopComponent instance;
/** path to the icon used by the component and its open action */
// static final String ICON_PATH = "SET/PATH/TO/ICON/HERE";
private static final String PREFERRED_ID = "EditorTopComponent";
private Lookup.Result result = null;
private UndoRedo.Manager manager = new UndoRedo.Manager();
private final SaveCookieImpl impl;
private final InstanceContent content;
private Customer customer;
public EditorTopComponent() {
initComponents();
setName(NbBundle.getMessage(EditorTopComponent.class, "CTL_EditorTopComponent"));
setToolTipText(NbBundle.getMessage(EditorTopComponent.class, "HINT_EditorTopComponent"));
// setIcon(ImageUtilities.loadImage(ICON_PATH, true));
jTextField1.getDocument().addUndoableEditListener(manager);
jTextField2.getDocument().addUndoableEditListener(manager);
jTextField1.getDocument().addDocumentListener(new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent arg0) {
fire(true);
}
@Override
public void removeUpdate(DocumentEvent arg0) {
fire(true);
}
@Override
public void changedUpdate(DocumentEvent arg0) {
fire(true);
}
});
jTextField2.getDocument().addDocumentListener(new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent arg0) {
fire(true);
}
@Override
public void removeUpdate(DocumentEvent arg0) {
fire(true);
}
@Override
public void changedUpdate(DocumentEvent arg0) {
fire(true);
}
});
//Create a new instance of our SaveCookie implementation:
impl = new SaveCookieImpl();
//Create a new instance of our dynamic object:
content = new InstanceContent();
//Add the dynamic object to the TopComponent Lookup:
associateLookup(new AbstractLookup(content));
}
@Override
public void componentOpened() {
RequestProcessor.getDefault().post(new Runnable() {
@Override
public void run() {
readCustomer();
}
});
}
private void readCustomer() {
JavaDBSupport.ensureStartedDB();
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
TopComponent tc = WindowManager.getDefault().findTopComponent("CustomerTopComponent");
if (tc == null) {
// XXX: message box?
return ;
}
result = tc.getLookup().lookupResult(Customer.class);
result.addLookupListener(EditorTopComponent.this);
resultChanged(new LookupEvent(result));
}
});
}
@Override
public void componentClosed() {
result.removeLookupListener(this);
result = null;
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
private void initComponents() {
jLabel1 = new javax.swing.JLabel();
jLabel2 = new javax.swing.JLabel();
jTextField1 = new javax.swing.JTextField();
jTextField2 = new javax.swing.JTextField();
org.openide.awt.Mnemonics.setLocalizedText(jLabel1, org.openide.util.NbBundle.getMessage(EditorTopComponent.class, "EditorTopComponent.jLabel1.text")); // NOI18N
org.openide.awt.Mnemonics.setLocalizedText(jLabel2, org.openide.util.NbBundle.getMessage(EditorTopComponent.class, "EditorTopComponent.jLabel2.text")); // NOI18N
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
this.setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(jLabel1)
.addComponent(jLabel2))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jTextField2, javax.swing.GroupLayout.DEFAULT_SIZE, 321, Short.MAX_VALUE)
.addComponent(jTextField1, javax.swing.GroupLayout.DEFAULT_SIZE, 321, Short.MAX_VALUE))
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel1)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel2))
.addContainerGap(228, Short.MAX_VALUE))
);
}// </editor-fold>//GEN-END:initComponents
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JTextField jTextField1;
private javax.swing.JTextField jTextField2;
// End of variables declaration//GEN-END:variables
/**
* Gets default instance. Do not use directly: reserved for *.settings files only,
* i.e. deserialization routines; otherwise you could get a non-deserialized instance.
* To obtain the singleton instance, use {@link #findInstance}.
*/
public static synchronized EditorTopComponent getDefault() {
if (instance == null) {
instance = new EditorTopComponent();
}
return instance;
}
/**
* Obtain the EditorTopComponent instance. Never call {@link #getDefault} directly!
*/
public static synchronized EditorTopComponent findInstance() {
TopComponent win = WindowManager.getDefault().findTopComponent(PREFERRED_ID);
if (win == null) {
Logger.getLogger(EditorTopComponent.class.getName()).warning(
"Cannot find " + PREFERRED_ID + " component. It will not be located properly in the window system.");
return getDefault();
}
if (win instanceof EditorTopComponent) {
return (EditorTopComponent) win;
}
Logger.getLogger(EditorTopComponent.class.getName()).warning(
"There seem to be multiple components with the '" + PREFERRED_ID
+ "' ID. That is a potential source of errors and unexpected behavior.");
return getDefault();
}
@Override
public int getPersistenceType() {
return TopComponent.PERSISTENCE_ALWAYS;
}
void writeProperties(java.util.Properties p) {
// better to version settings since initial version as advocated at
// http://wiki.apidesign.org/wiki/PropertyFiles
p.setProperty("version", "1.0");
// TODO store your settings
}
Object readProperties(java.util.Properties p) {
if (instance == null) {
instance = this;
}
instance.readPropertiesImpl(p);
return instance;
}
private void readPropertiesImpl(java.util.Properties p) {
String version = p.getProperty("version");
// TODO read your settings according to their version
}
@Override
protected String preferredID() {
return PREFERRED_ID;
}
@Override
public void resultChanged(LookupEvent lookupEvent) {
Lookup.Result r = (Lookup.Result) lookupEvent.getSource();
Collection<Customer> coll = r.allInstances();
if (!coll.isEmpty()) {
for (Customer cust : coll) {
customer = cust;
jTextField1.setText(cust.getName());
jTextField2.setText(cust.getCity());
}
} else {
jTextField1.setText("[no name]");
jTextField2.setText("[no city]");
}
}
public void fire(boolean modified) {
if (modified) {
//If the text is modified,
//we add SaveCookie impl to Lookup:
content.add(impl);
} else {
//Otherwise, we remove the SaveCookie impl from the lookup:
content.remove(impl);
}
}
public void resetFields() {
customer = new Customer();
jTextField1.setText("");
jTextField2.setText("");
}
private class SaveCookieImpl implements SaveCookie {
@Override
public void save() throws IOException {
Confirmation message = new NotifyDescriptor.Confirmation("Do you want to save \""
+ jTextField1.getText() + " (" + jTextField2.getText() + ")\"?",
NotifyDescriptor.OK_CANCEL_OPTION,
NotifyDescriptor.QUESTION_MESSAGE);
Object result = DialogDisplayer.getDefault().notify(message);
//When user clicks "Yes", indicating they really want to save,
//we need to disable the Save button and Save menu item,
//so that it will only be usable when the next change is made
//to the text field:
if (NotifyDescriptor.YES_OPTION.equals(result)) {
fire(false);
EntityManager entityManager = Persistence.createEntityManagerFactory("CustomerDBAccessPU").createEntityManager();
entityManager.getTransaction().begin();
if (customer.getCustomerId() != null) {
Customer c = entityManager.find(Customer.class, customer.getCustomerId());
c.setName(jTextField1.getText());
c.setCity(jTextField2.getText());
entityManager.getTransaction().commit();
} else {
Query query = entityManager.createQuery("SELECT MAX(c.customerId) FROM Customer c");
Integer newId = (Integer) query.getSingleResult() + 1;
customer.setCustomerId(newId);
customer.setName(jTextField1.getText());
customer.setCity(jTextField2.getText());
customer.setZip("12345");
customer.setDiscountCode(entityManager.find(DiscountCode.class, 'H'));
entityManager.persist(customer);
entityManager.getTransaction().commit();
}
CustomerTopComponent.refreshNode();
}
}
}
}