2 files changed, 11 insertions, 11 deletions
diff --git a/examples/widgets/tutorials/addressbook/part3/addressbook.cpp b/examples/widgets/tutorials/addressbook/part3/addressbook.cpp
index 61c331d1f5..bcf3f63430 100644
--- a/examples/widgets/tutorials/addressbook/part3/addressbook.cpp
+++ b/examples/widgets/tutorials/addressbook/part3/addressbook.cpp
@@ -51,7 +51,7 @@ AddressBook::AddressBook(QWidget *parent)
     QLabel *addressLabel = new QLabel(tr("Address:"));
     addressText = new QTextEdit;
     addressText->setReadOnly(true);
-    
+
     addButton = new QPushButton(tr("&Add"));
     addButton->show();
     submitButton = new QPushButton(tr("&Submit"));
@@ -68,7 +68,7 @@ AddressBook::AddressBook(QWidget *parent)
     connect(addButton, SIGNAL(clicked()), this, SLOT(addContact()));
     connect(submitButton, SIGNAL(clicked()), this, SLOT(submitContact()));
     connect(cancelButton, SIGNAL(clicked()), this, SLOT(cancel()));
-//! [connecting navigation signals]    
+//! [connecting navigation signals]
     connect(nextButton, SIGNAL(clicked()), this, SLOT(next()));
     connect(previousButton, SIGNAL(clicked()), this, SLOT(previous()));
 //! [connecting navigation signals]
@@ -107,7 +107,7 @@ void AddressBook::addContact()
     nameLine->setReadOnly(false);
     nameLine->setFocus(Qt::OtherFocusReason);
     addressText->setReadOnly(false);
-    
+
     addButton->setEnabled(false);
 //! [disabling navigation]
     nextButton->setEnabled(false);
@@ -121,7 +121,7 @@ void AddressBook::submitContact()
 {
     QString name = nameLine->text();
     QString address = addressText->toPlainText();
-    
+
     if (name.isEmpty() || address.isEmpty()) {
         QMessageBox::information(this, tr("Empty Field"),
             tr("Please enter a name and address."));
@@ -159,20 +159,20 @@ void AddressBook::cancel()
 {
     nameLine->setText(oldName);
     addressText->setText(oldAddress);
-   
+
     if (contacts.isEmpty()) {
         nameLine->clear();
         addressText->clear();
     }
-    
+
     nameLine->setReadOnly(true);
     addressText->setReadOnly(true);
     addButton->setEnabled(true);
-    
+
     int number = contacts.size();
     nextButton->setEnabled(number > 1);
     previousButton->setEnabled(number > 1);
-    
+
     submitButton->hide();
     cancelButton->hide();
 }
diff --git a/examples/widgets/tutorials/addressbook/part3/addressbook.h b/examples/widgets/tutorials/addressbook/part3/addressbook.h
index 2458645ab5..3613fedb34 100644
--- a/examples/widgets/tutorials/addressbook/part3/addressbook.h
+++ b/examples/widgets/tutorials/addressbook/part3/addressbook.h
@@ -65,16 +65,16 @@ public slots:
 //! [navigation functions]
     void next();
     void previous();
-//! [navigation functions]    
+//! [navigation functions]
 
 private:
     QPushButton *addButton;
     QPushButton *submitButton;
     QPushButton *cancelButton;
-//! [navigation pushbuttons]    
+//! [navigation pushbuttons]
     QPushButton *nextButton;
     QPushButton *previousButton;
-//! [navigation pushbuttons]    
+//! [navigation pushbuttons]
     QLineEdit *nameLine;
     QTextEdit *addressText;