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#include <QtGui>

#include "licensewizard.h"

//! [0] //! [1] //! [2]

LicenseWizard::LicenseWizard(QWidget *parent)

    : QWizard(parent)

{

//! [0]

    setPage(Page_Intro, new IntroPage);

    setPage(Page_Evaluate, new EvaluatePage);

    setPage(Page_Register, new RegisterPage);

    setPage(Page_Details, new DetailsPage);

    setPage(Page_Conclusion, new ConclusionPage);

//! [1]

    setStartId(Page_Intro);

//! [2]

//! [3]

#ifndef Q_WS_MAC

//! [3] //! [4]

    setWizardStyle(ModernStyle);

#endif

//! [4] //! [5]

    setOption(HaveHelpButton, true);

//! [5] //! [6]

    setPixmap(QWizard::LogoPixmap, QPixmap(":/images/logo.png"));

//! [7]

    connect(this, SIGNAL(helpRequested()), this, SLOT(showHelp()));

//! [7]

    setWindowTitle(tr("License Wizard"));

//! [8]

}

//! [6] //! [8]

//! [9] //! [10]

void LicenseWizard::showHelp()

//! [9] //! [11]

{

    static QString lastHelpMessage;

    QString message;

    switch (currentId()) {

    case Page_Intro:

        message = tr("The decision you make here will affect which page you "

                     "get to see next.");

        break;

//! [10] //! [11]

    case Page_Evaluate:

        message = tr("Make sure to provide a valid email address, such as "

                     "toni.buddenbrook@example.de.");

        break;

    case Page_Register:

        message = tr("If you don't provide an upgrade key, you will be "

                     "asked to fill in your details.");

        break;

    case Page_Details:

        message = tr("Make sure to provide a valid email address, such as "

                     "thomas.gradgrind@example.co.uk.");

        break;

    case Page_Conclusion:

        message = tr("You must accept the terms and conditions of the "

                     "license to proceed.");

        break;

//! [12] //! [13]

    default:

        message = tr("This help is likely not to be of any help.");

    }

//! [12]

    if (lastHelpMessage == message)

        message = tr("Sorry, I already gave what help I could. "

                     "Maybe you should try asking a human?");

//! [14]

    QMessageBox::information(this, tr("License Wizard Help"), message);

//! [14]

    lastHelpMessage = message;

//! [15]

}

//! [13] //! [15]

//! [16]

IntroPage::IntroPage(QWidget *parent)

    : QWizardPage(parent)

{

    setTitle(tr("Introduction"));

    setPixmap(QWizard::WatermarkPixmap, QPixmap(":/images/watermark.png"));

    topLabel = new QLabel(tr("This wizard will help you register your copy of "

                             "<i>Super Product One</i>&trade; or start "

                             "evaluating the product."));

    topLabel->setWordWrap(true);

    registerRadioButton = new QRadioButton(tr("&Register your copy"));

    evaluateRadioButton = new QRadioButton(tr("&Evaluate the product for 30 "

                                              "days"));

    registerRadioButton->setChecked(true);

    QVBoxLayout *layout = new QVBoxLayout;

    layout->addWidget(topLabel);

    layout->addWidget(registerRadioButton);

    layout->addWidget(evaluateRadioButton);

    setLayout(layout);

}

//! [16] //! [17]

//! [18]

int IntroPage::nextId() const

//! [17] //! [19]

{

    if (evaluateRadioButton->isChecked()) {

        return LicenseWizard::Page_Evaluate;

    } else {

        return LicenseWizard::Page_Register;

    }

}

//! [18] //! [19]

//! [20]

EvaluatePage::EvaluatePage(QWidget *parent)

    : QWizardPage(parent)

{

    setTitle(tr("Evaluate <i>Super Product One</i>&trade;"));

    setSubTitle(tr("Please fill both fields. Make sure to provide a valid "

                   "email address (e.g., john.smith@example.com)."));

    nameLabel = new QLabel(tr("N&ame:"));

    nameLineEdit = new QLineEdit;

//! [20]

    nameLabel->setBuddy(nameLineEdit);

    emailLabel = new QLabel(tr("&Email address:"));

    emailLineEdit = new QLineEdit;

    emailLineEdit->setValidator(new QRegExpValidator(QRegExp(".*@.*"), this));

    emailLabel->setBuddy(emailLineEdit);

//! [21]

    registerField("evaluate.name*", nameLineEdit);

    registerField("evaluate.email*", emailLineEdit);

//! [21]

    QGridLayout *layout = new QGridLayout;

    layout->addWidget(nameLabel, 0, 0);

    layout->addWidget(nameLineEdit, 0, 1);

    layout->addWidget(emailLabel, 1, 0);

    layout->addWidget(emailLineEdit, 1, 1);

    setLayout(layout);

//! [22]

}

//! [22]

//! [23]

int EvaluatePage::nextId() const

{

    return LicenseWizard::Page_Conclusion;

}

//! [23]

RegisterPage::RegisterPage(QWidget *parent)

    : QWizardPage(parent)

{

    setTitle(tr("Register Your Copy of <i>Super Product One</i>&trade;"));

    setSubTitle(tr("If you have an upgrade key, please fill in "

                   "the appropriate field."));

    nameLabel = new QLabel(tr("N&ame:"));

    nameLineEdit = new QLineEdit;

    nameLabel->setBuddy(nameLineEdit);

    upgradeKeyLabel = new QLabel(tr("&Upgrade key:"));

    upgradeKeyLineEdit = new QLineEdit;

    upgradeKeyLabel->setBuddy(upgradeKeyLineEdit);

    registerField("register.name*", nameLineEdit);

    registerField("register.upgradeKey", upgradeKeyLineEdit);

    QGridLayout *layout = new QGridLayout;

    layout->addWidget(nameLabel, 0, 0);

    layout->addWidget(nameLineEdit, 0, 1);

    layout->addWidget(upgradeKeyLabel, 1, 0);

    layout->addWidget(upgradeKeyLineEdit, 1, 1);

    setLayout(layout);

}

//! [24]

int RegisterPage::nextId() const

{

    if (upgradeKeyLineEdit->text().isEmpty()) {

        return LicenseWizard::Page_Details;

    } else {

        return LicenseWizard::Page_Conclusion;

    }

}

//! [24]

DetailsPage::DetailsPage(QWidget *parent)

    : QWizardPage(parent)

{

    setTitle(tr("Fill In Your Details"));

    setSubTitle(tr("Please fill all three fields. Make sure to provide a valid "

                   "email address (e.g., tanaka.aya@example.co.jp)."));

    companyLabel = new QLabel(tr("&Company name:"));

    companyLineEdit = new QLineEdit;

    companyLabel->setBuddy(companyLineEdit);

    emailLabel = new QLabel(tr("&Email address:"));

    emailLineEdit = new QLineEdit;

    emailLineEdit->setValidator(new QRegExpValidator(QRegExp(".*@.*"), this));

    emailLabel->setBuddy(emailLineEdit);

    postalLabel = new QLabel(tr("&Postal address:"));

    postalLineEdit = new QLineEdit;

    postalLabel->setBuddy(postalLineEdit);

    registerField("details.company*", companyLineEdit);

    registerField("details.email*", emailLineEdit);

    registerField("details.postal*", postalLineEdit);

    QGridLayout *layout = new QGridLayout;

    layout->addWidget(companyLabel, 0, 0);

    layout->addWidget(companyLineEdit, 0, 1);

    layout->addWidget(emailLabel, 1, 0);

    layout->addWidget(emailLineEdit, 1, 1);

    layout->addWidget(postalLabel, 2, 0);

    layout->addWidget(postalLineEdit, 2, 1);

    setLayout(layout);

}

//! [25]

int DetailsPage::nextId() const

{

    return LicenseWizard::Page_Conclusion;

}

//! [25]

ConclusionPage::ConclusionPage(QWidget *parent)

    : QWizardPage(parent)

{

    setTitle(tr("Complete Your Registration"));

    setPixmap(QWizard::WatermarkPixmap, QPixmap(":/images/watermark.png"));

    bottomLabel = new QLabel;

    bottomLabel->setWordWrap(true);

    agreeCheckBox = new QCheckBox(tr("I agree to the terms of the license"));

    registerField("conclusion.agree*", agreeCheckBox);

    QVBoxLayout *layout = new QVBoxLayout;

    layout->addWidget(bottomLabel);

    layout->addWidget(agreeCheckBox);

    setLayout(layout);

}

//! [26]

int ConclusionPage::nextId() const

{

    return -1;

}

//! [26]

//! [27]

void ConclusionPage::initializePage()

{

    QString licenseText;

    if (wizard()->hasVisitedPage(LicenseWizard::Page_Evaluate)) {

        licenseText = tr("<u>Evaluation License Agreement:</u> "

                         "You can use this software for 30 days and make one "

                         "backup, but you are not allowed to distribute it.");

    } else if (wizard()->hasVisitedPage(LicenseWizard::Page_Details)) {

        licenseText = tr("<u>First-Time License Agreement:</u> "

                         "You can use this software subject to the license "

                         "you will receive by email.");

    } else {

        licenseText = tr("<u>Upgrade License Agreement:</u> "

                         "This software is licensed under the terms of your "

                         "current license.");

    }

    bottomLabel->setText(licenseText);

}

//! [27]

//! [28]

void ConclusionPage::setVisible(bool visible)

{

    QWizardPage::setVisible(visible);

    if (visible) {

//! [29]

        wizard()->setButtonText(QWizard::CustomButton1, tr("&Print"));

        wizard()->setOption(QWizard::HaveCustomButton1, true);

        connect(wizard(), SIGNAL(customButtonClicked(int)),

                this, SLOT(printButtonClicked()));

//! [29]

    } else {

        wizard()->setOption(QWizard::HaveCustomButton1, false);

        disconnect(wizard(), SIGNAL(customButtonClicked(int)),

                   this, SLOT(printButtonClicked()));

    }

}

//! [28]

void ConclusionPage::printButtonClicked()

{

    QPrinter printer;

    QPrintDialog dialog(&printer, this);

    if (dialog.exec())

        QMessageBox::warning(this, tr("Print License"),

                             tr("As an environmentally friendly measure, the "

                                "license text will not actually be printed."));

}