qt5base-lts/examples/widgets/dialogs/licensewizard/licensewizard.cpp
Jani Heikkinen cd46a2daf5 Unify license header usage.
Update files using old header.LGPL3 to header.LGPL
Update files using old FDL template to use new one
Update files using old BSD template to use new one

Change-Id: I36a78272516f9953d02956522f285b40adfc8915
Reviewed-by: Lars Knoll <lars.knoll@theqtcompany.com>
2016-03-29 10:20:03 +00:00

374 lines
12 KiB
C++

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtWidgets>
#include <QPrinter>
#include <QPrintDialog>
#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_OS_MAC
//! [3] //! [4]
setWizardStyle(ModernStyle);
#endif
//! [4] //! [5]
setOption(HaveHelpButton, true);
//! [5] //! [6]
setPixmap(QWizard::LogoPixmap, QPixmap(":/images/logo.png"));
//! [7]
connect(this, &QWizard::helpRequested, this, &LicenseWizard::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(), &QWizard::customButtonClicked,
this, &ConclusionPage::printButtonClicked);
//! [29]
} else {
wizard()->setOption(QWizard::HaveCustomButton1, false);
disconnect(wizard(), &QWizard::customButtonClicked,
this, &ConclusionPage::printButtonClicked);
}
}
//! [28]
void ConclusionPage::printButtonClicked()
{
#if !defined(QT_NO_PRINTER) && !defined(QT_NO_PRINTDIALOG)
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."));
#endif
}