1 files changed, 182 insertions, 0 deletions
diff --git a/tests/manual/examples/widgets/tutorials/addressbook/part3/addressbook.cpp b/tests/manual/examples/widgets/tutorials/addressbook/part3/addressbook.cpp
new file mode 100644
index 0000000000..1b37e56880
--- /dev/null
+++ b/tests/manual/examples/widgets/tutorials/addressbook/part3/addressbook.cpp
@@ -0,0 +1,182 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#include <QtWidgets>
+#include "addressbook.h"
+
+AddressBook::AddressBook(QWidget *parent)
+    : QWidget(parent)
+{
+    QLabel *nameLabel = new QLabel(tr("Name:"));
+    nameLine = new QLineEdit;
+    nameLine->setReadOnly(true);
+
+    QLabel *addressLabel = new QLabel(tr("Address:"));
+    addressText = new QTextEdit;
+    addressText->setReadOnly(true);
+
+    addButton = new QPushButton(tr("&Add"));
+    addButton->show();
+    submitButton = new QPushButton(tr("&Submit"));
+    submitButton->hide();
+    cancelButton = new QPushButton(tr("&Cancel"));
+    cancelButton->hide();
+//! [navigation pushbuttons]
+    nextButton = new QPushButton(tr("&Next"));
+    nextButton->setEnabled(false);
+    previousButton = new QPushButton(tr("&Previous"));
+    previousButton->setEnabled(false);
+//! [navigation pushbuttons]
+    connect(addButton, &QPushButton::clicked,
+            this, &AddressBook::addContact);
+    connect(submitButton, &QPushButton::clicked,
+            this, &AddressBook::submitContact);
+    connect(cancelButton, &QPushButton::clicked,
+            this, &AddressBook::cancel);
+//! [connecting navigation signals]
+    connect(nextButton, &QPushButton::clicked,
+            this, &AddressBook::next);
+    connect(previousButton, &QPushButton::clicked,
+            this, &AddressBook::previous);
+//! [connecting navigation signals]
+
+    QVBoxLayout *buttonLayout1 = new QVBoxLayout;
+    buttonLayout1->addWidget(addButton, Qt::AlignTop);
+    buttonLayout1->addWidget(submitButton);
+    buttonLayout1->addWidget(cancelButton);
+    buttonLayout1->addStretch();
+//! [navigation layout]
+    QHBoxLayout *buttonLayout2 = new QHBoxLayout;
+    buttonLayout2->addWidget(previousButton);
+    buttonLayout2->addWidget(nextButton);
+//! [ navigation layout]
+    QGridLayout *mainLayout = new QGridLayout;
+    mainLayout->addWidget(nameLabel, 0, 0);
+    mainLayout->addWidget(nameLine, 0, 1);
+    mainLayout->addWidget(addressLabel, 1, 0, Qt::AlignTop);
+    mainLayout->addWidget(addressText, 1, 1);
+    mainLayout->addLayout(buttonLayout1, 1, 2);
+//! [adding navigation layout]
+    mainLayout->addLayout(buttonLayout2, 2, 1);
+//! [adding navigation layout]
+    setLayout(mainLayout);
+    setWindowTitle(tr("Simple Address Book"));
+}
+
+void AddressBook::addContact()
+{
+    oldName = nameLine->text();
+    oldAddress = addressText->toPlainText();
+
+    nameLine->clear();
+    addressText->clear();
+
+    nameLine->setReadOnly(false);
+    nameLine->setFocus(Qt::OtherFocusReason);
+    addressText->setReadOnly(false);
+
+    addButton->setEnabled(false);
+//! [disabling navigation]
+    nextButton->setEnabled(false);
+    previousButton->setEnabled(false);
+//! [disabling navigation]
+    submitButton->show();
+    cancelButton->show();
+}
+
+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."));
+        return;
+    }
+
+    if (!contacts.contains(name)) {
+        contacts.insert(name, address);
+        QMessageBox::information(this, tr("Add Successful"),
+            tr("\"%1\" has been added to your address book.").arg(name));
+    } else {
+        QMessageBox::information(this, tr("Add Unsuccessful"),
+            tr("Sorry, \"%1\" is already in your address book.").arg(name));
+    }
+
+    if (contacts.isEmpty()) {
+        nameLine->clear();
+        addressText->clear();
+    }
+
+    nameLine->setReadOnly(true);
+    addressText->setReadOnly(true);
+    addButton->setEnabled(true);
+
+//! [enabling navigation]
+    int number = contacts.size();
+    nextButton->setEnabled(number > 1);
+    previousButton->setEnabled(number > 1);
+//! [enabling navigation]
+    submitButton->hide();
+    cancelButton->hide();
+}
+
+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();
+}
+
+//! [next() function]
+void AddressBook::next()
+{
+    QString name = nameLine->text();
+    QMap<QString, QString>::iterator i = contacts.find(name);
+
+    if (i != contacts.end())
+        i++;
+
+    if (i == contacts.end())
+        i = contacts.begin();
+
+    nameLine->setText(i.key());
+    addressText->setText(i.value());
+}
+//! [next() function]
+//! [previous() function]
+void AddressBook::previous()
+{
+    QString name = nameLine->text();
+    QMap<QString, QString>::iterator i = contacts.find(name);
+
+    if (i == contacts.end()){
+        nameLine->clear();
+        addressText->clear();
+        return;
+    }
+
+    if (i == contacts.begin())
+        i = contacts.end();
+
+    i--;
+    nameLine->setText(i.key());
+    addressText->setText(i.value());
+}
+//! [previous() function]