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    40 ****************************************************************************/

    41 

    42 #include <QtGui>

    43 

    44 #include "licensewizard.h"

    45 

    46 //! [0] //! [1] //! [2]

    47 LicenseWizard::LicenseWizard(QWidget *parent)

    48     : QWizard(parent)

    49 {

    50 //! [0]

    51     setPage(Page_Intro, new IntroPage);

    52     setPage(Page_Evaluate, new EvaluatePage);

    53     setPage(Page_Register, new RegisterPage);

    54     setPage(Page_Details, new DetailsPage);

    55     setPage(Page_Conclusion, new ConclusionPage);

    56 //! [1]

    57 

    58     setStartId(Page_Intro);

    59 //! [2]

    60 

    61 //! [3]

    62 #ifndef Q_WS_MAC

    63 //! [3] //! [4]

    64     setWizardStyle(ModernStyle);

    65 #endif

    66 //! [4] //! [5]

    67     setOption(HaveHelpButton, true);

    68 //! [5] //! [6]

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

    70 

    71 //! [7]

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

    73 //! [7]

    74 

    75     setWindowTitle(tr("License Wizard"));

    76 //! [8]

    77 }

    78 //! [6] //! [8]

    79 

    80 //! [9] //! [10]

    81 void LicenseWizard::showHelp()

    82 //! [9] //! [11]

    83 {

    84     static QString lastHelpMessage;

    85 

    86     QString message;

    87 

    88     switch (currentId()) {

    89     case Page_Intro:

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

    91                      "get to see next.");

    92         break;

    93 //! [10] //! [11]

    94     case Page_Evaluate:

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

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

    97         break;

    98     case Page_Register:

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

   100                      "asked to fill in your details.");

   101         break;

   102     case Page_Details:

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

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

   105         break;

   106     case Page_Conclusion:

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

   108                      "license to proceed.");

   109         break;

   110 //! [12] //! [13]

   111     default:

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

   113     }

   114 //! [12]

   115 

   116     if (lastHelpMessage == message)

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

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

   119 

   120 //! [14]

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

   122 //! [14]

   123 

   124     lastHelpMessage = message;

   125 //! [15]

   126 }

   127 //! [13] //! [15]

   128 

   129 //! [16]

   130 IntroPage::IntroPage(QWidget *parent)

   131     : QWizardPage(parent)

   132 {

   133     setTitle(tr("Introduction"));

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

   135 

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

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

   138                              "evaluating the product."));

   139     topLabel->setWordWrap(true);

   140 

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

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

   143                                               "days"));

   144     registerRadioButton->setChecked(true);

   145 

   146     QVBoxLayout *layout = new QVBoxLayout;

   147     layout->addWidget(topLabel);

   148     layout->addWidget(registerRadioButton);

   149     layout->addWidget(evaluateRadioButton);

   150     setLayout(layout);

   151 }

   152 //! [16] //! [17]

   153 

   154 //! [18]

   155 int IntroPage::nextId() const

   156 //! [17] //! [19]

   157 {

   158     if (evaluateRadioButton->isChecked()) {

   159         return LicenseWizard::Page_Evaluate;

   160     } else {

   161         return LicenseWizard::Page_Register;

   162     }

   163 }

   164 //! [18] //! [19]

   165 

   166 //! [20]

   167 EvaluatePage::EvaluatePage(QWidget *parent)

   168     : QWizardPage(parent)

   169 {

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

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

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

   173 

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

   175     nameLineEdit = new QLineEdit;

   176 //! [20]

   177     nameLabel->setBuddy(nameLineEdit);

   178 

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

   180     emailLineEdit = new QLineEdit;

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

   182     emailLabel->setBuddy(emailLineEdit);

   183 

   184 //! [21]

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

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

   187 //! [21]

   188 

   189     QGridLayout *layout = new QGridLayout;

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

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

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

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

   194     setLayout(layout);

   195 //! [22]

   196 }

   197 //! [22]

   198 

   199 //! [23]

   200 int EvaluatePage::nextId() const

   201 {

   202     return LicenseWizard::Page_Conclusion;

   203 }

   204 //! [23]

   205 

   206 RegisterPage::RegisterPage(QWidget *parent)

   207     : QWizardPage(parent)

   208 {

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

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

   211                    "the appropriate field."));

   212 

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

   214     nameLineEdit = new QLineEdit;

   215     nameLabel->setBuddy(nameLineEdit);

   216 

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

   218     upgradeKeyLineEdit = new QLineEdit;

   219     upgradeKeyLabel->setBuddy(upgradeKeyLineEdit);

   220 

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

   222     registerField("register.upgradeKey", upgradeKeyLineEdit);

   223 

   224     QGridLayout *layout = new QGridLayout;

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

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

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

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

   229     setLayout(layout);

   230 }

   231 

   232 //! [24]

   233 int RegisterPage::nextId() const

   234 {

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

   236         return LicenseWizard::Page_Details;

   237     } else {

   238         return LicenseWizard::Page_Conclusion;

   239     }

   240 }

   241 //! [24]

   242 

   243 DetailsPage::DetailsPage(QWidget *parent)

   244     : QWizardPage(parent)

   245 {

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

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

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

   249 

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

   251     companyLineEdit = new QLineEdit;

   252     companyLabel->setBuddy(companyLineEdit);

   253 

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

   255     emailLineEdit = new QLineEdit;

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

   257     emailLabel->setBuddy(emailLineEdit);

   258 

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

   260     postalLineEdit = new QLineEdit;

   261     postalLabel->setBuddy(postalLineEdit);

   262 

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

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

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

   266 

   267     QGridLayout *layout = new QGridLayout;

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

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

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

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

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

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

   274     setLayout(layout);

   275 }

   276 

   277 //! [25]

   278 int DetailsPage::nextId() const

   279 {

   280     return LicenseWizard::Page_Conclusion;

   281 }

   282 //! [25]

   283 

   284 ConclusionPage::ConclusionPage(QWidget *parent)

   285     : QWizardPage(parent)

   286 {

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

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

   289 

   290     bottomLabel = new QLabel;

   291     bottomLabel->setWordWrap(true);

   292 

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

   294 

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

   296 

   297     QVBoxLayout *layout = new QVBoxLayout;

   298     layout->addWidget(bottomLabel);

   299     layout->addWidget(agreeCheckBox);

   300     setLayout(layout);

   301 }

   302 

   303 //! [26]

   304 int ConclusionPage::nextId() const

   305 {

   306     return -1;

   307 }

   308 //! [26]

   309 

   310 //! [27]

   311 void ConclusionPage::initializePage()

   312 {

   313     QString licenseText;

   314 

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

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

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

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

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

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

   321                          "You can use this software subject to the license "

   322                          "you will receive by email.");

   323     } else {

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

   325                          "This software is licensed under the terms of your "

   326                          "current license.");

   327     }

   328     bottomLabel->setText(licenseText);

   329 }

   330 //! [27]

   331 

   332 //! [28]

   333 void ConclusionPage::setVisible(bool visible)

   334 {

   335     QWizardPage::setVisible(visible);

   336 

   337     if (visible) {

   338 //! [29]

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

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

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

   342                 this, SLOT(printButtonClicked()));

   343 //! [29]

   344     } else {

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

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

   347                    this, SLOT(printButtonClicked()));

   348     }

   349 }

   350 //! [28]

   351 

   352 void ConclusionPage::printButtonClicked()

   353 {

   354     QPrinter printer;

   355     QPrintDialog dialog(&printer, this);

   356     if (dialog.exec())

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

   358                              tr("As an environmentally friendly measure, the "

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

   360 }