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#!/usr/bin/env python
from PyQt4 import QtCore, QtGui
import sys
class ComplexWizard(QtGui.QDialog):
def __init__(self, parent=None):
QtGui.QDialog.__init__(self, parent)
self.history = []
self.cancelButton = QtGui.QPushButton(self.tr("Cancel"))
self.backButton = QtGui.QPushButton(self.tr("< &Back"))
self.nextButton = QtGui.QPushButton(self.tr("Next >"))
self.finishButton = QtGui.QPushButton(self.tr("&Finish"))
self.connect(self.cancelButton, QtCore.SIGNAL("clicked()"), self.reject)
self.connect(self.backButton, QtCore.SIGNAL("clicked()"), self.backButtonClicked)
self.connect(self.nextButton, QtCore.SIGNAL("clicked()"), self.nextButtonClicked)
self.connect(self.finishButton, QtCore.SIGNAL("clicked()"), self.accept)
buttonLayout = QtGui.QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.cancelButton)
buttonLayout.addWidget(self.backButton)
buttonLayout.addWidget(self.nextButton)
buttonLayout.addWidget(self.finishButton)
self.mainLayout = QtGui.QVBoxLayout()
self.mainLayout.addLayout(buttonLayout)
self.setLayout(self.mainLayout)
def historyPages(self):
return self.history
def setFirstPage(self, page):
page.resetPage()
self.history.append(page)
self.switchPage(None)
def backButtonClicked(self):
oldpage = self.history.pop()
oldpage.resetPage()
self.switchPage(oldpage)
def nextButtonClicked(self):
oldpage = self.history[-1]
newpage = oldpage.nextPage()
newpage.resetPage()
self.history.append(newpage)
self.switchPage(oldpage)
def completeStateChanged(self):
currentpage = self.history[-1]
if currentpage.isLastPage():
self.finishButton.setEnabled(currentpage.isComplete())
else:
self.nextButton.setEnabled(currentpage.isComplete())
def switchPage(self, oldPage):
if oldPage is not None:
oldPage.hide()
self.mainLayout.removeWidget(oldPage)
self.disconnect(oldPage, QtCore.SIGNAL("completeStateChanged())"),
self.completeStateChanged)
newpage = self.history[-1]
self.mainLayout.insertWidget(0, newpage)
newpage.show()
newpage.setFocus()
self.connect(newpage, QtCore.SIGNAL("completeStateChanged()"),
self.completeStateChanged)
self.backButton.setEnabled(len(self.history) != 1)
if newpage.isLastPage():
self.nextButton.setEnabled(False)
self.finishButton.setDefault(True)
else:
self.nextButton.setDefault(True)
self.finishButton.setEnabled(False)
self.completeStateChanged()
class WizardPage(QtGui.QWidget):
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.hide()
def resetPage(self):
pass
def nextPage(self):
return None
def isLastPage(self):
return False
def isComplete(self):
return True
class LicenseWizard(ComplexWizard):
def __init__(self, parent=None):
ComplexWizard.__init__(self, parent)
self.titlePage = TitlePage(self)
self.evaluatePage = EvaluatePage(self)
self.registerPage = RegisterPage(self)
self.detailsPage = DetailsPage(self)
self.finishPage = FinishPage(self)
self.setFirstPage(self.titlePage)
self.setWindowTitle(self.tr("Complex Wizard"))
self.resize(480, 200)
class LicenseWizardPage(WizardPage):
def __init__(self, wizard):
WizardPage.__init__(self, wizard)
self.wizard = wizard
class TitlePage(LicenseWizardPage):
def __init__(self, wizard):
LicenseWizardPage.__init__(self, wizard)
self.topLabel = QtGui.QLabel(self.tr(
"<center><font color=\"blue\" size=\"5\"><b><i>"
"Super Product One</i></b></font></center>"))
self.registerRadioButton = QtGui.QRadioButton(self.tr("&Register your copy"))
self.evaluateRadioButton = QtGui.QRadioButton(self.tr("&Evaluate our product"))
self.setFocusProxy(self.registerRadioButton)
layout = QtGui.QVBoxLayout()
layout.addWidget(self.topLabel)
layout.addSpacing(10)
layout.addWidget(self.registerRadioButton)
layout.addWidget(self.evaluateRadioButton)
layout.addStretch(1)
self.setLayout(layout)
def resetPage(self):
self.registerRadioButton.setChecked(True)
def nextPage(self):
if self.evaluateRadioButton.isChecked():
return self.wizard.evaluatePage
else:
return self.wizard.registerPage
class EvaluatePage(LicenseWizardPage):
def __init__(self, wizard):
LicenseWizardPage.__init__(self, wizard)
self.topLabel = QtGui.QLabel(self.tr(
"<center><b>Evaluate Super Product One"
"</b></center>"))
self.nameLabel = QtGui.QLabel(self.tr("&Name:"))
self.nameLineEdit = QtGui.QLineEdit()
self.nameLabel.setBuddy(self.nameLineEdit)
self.setFocusProxy(self.nameLineEdit)
self.emailLabel = QtGui.QLabel(self.tr("&Email address:"))
self.emailLineEdit = QtGui.QLineEdit()
self.emailLabel.setBuddy(self.emailLineEdit)
self.bottomLabel = QtGui.QLabel(self.tr(
"Please fill in both fields.\nThis will "
"entitle you to a 30-day evaluation."))
self.connect(self.nameLineEdit, QtCore.SIGNAL("textChanged(QString)"),
self, QtCore.SIGNAL("completeStateChanged()"))
self.connect(self.emailLineEdit, QtCore.SIGNAL("textChanged(QString)"),
self, QtCore.SIGNAL("completeStateChanged()"))
layout = QtGui.QGridLayout()
layout.addWidget(self.topLabel, 0, 0, 1, 2)
layout.setRowMinimumHeight(1, 10)
layout.addWidget(self.nameLabel, 2, 0)
layout.addWidget(self.nameLineEdit, 2, 1)
layout.addWidget(self.emailLabel, 3, 0)
layout.addWidget(self.emailLineEdit, 3, 1)
layout.setRowMinimumHeight(4, 10)
layout.addWidget(self.bottomLabel, 5, 0, 1, 2)
layout.setRowStretch(6, 1)
self.setLayout(layout)
def resetPage(self):
self.nameLineEdit.clear()
self.emailLineEdit.clear()
def nextPage(self):
return self.wizard.finishPage
def isComplete(self):
return ( not self.nameLineEdit.text().isEmpty() and not self.emailLineEdit.text().isEmpty() )
class RegisterPage(LicenseWizardPage):
def __init__(self, wizard):
LicenseWizardPage.__init__(self, wizard)
self.topLabel = QtGui.QLabel(self.tr(
"<center><b>Register your copy of Super Product "
"One</b></center>"))
self.nameLabel = QtGui.QLabel(self.tr("&Name:"))
self.nameLineEdit = QtGui.QLineEdit()
self.nameLabel.setBuddy(self.nameLineEdit)
self.setFocusProxy(self.nameLineEdit)
self.upgradeKeyLabel = QtGui.QLabel(self.tr("&Upgrade key:"))
self.upgradeKeyLineEdit = QtGui.QLineEdit()
self.upgradeKeyLabel.setBuddy(self.upgradeKeyLineEdit)
self.bottomLabel = QtGui.QLabel(self.tr(
"If you have an upgrade key, please fill in "
"the appropriate field."))
self.connect(self.nameLineEdit, QtCore.SIGNAL("textChanged(QString)"),
self, QtCore.SIGNAL("completeStateChanged()"))
layout = QtGui.QGridLayout()
layout.addWidget(self.topLabel, 0, 0, 1, 2)
layout.setRowMinimumHeight(1, 10)
layout.addWidget(self.nameLabel, 2, 0)
layout.addWidget(self.nameLineEdit, 2, 1)
layout.addWidget(self.upgradeKeyLabel, 3, 0)
layout.addWidget(self.upgradeKeyLineEdit, 3, 1)
layout.setRowMinimumHeight(4, 10)
layout.addWidget(self.bottomLabel, 5, 0, 1, 2)
layout.setRowStretch(6, 1)
self.setLayout(layout)
def resetPage(self):
self.nameLineEdit.clear()
self.upgradeKeyLineEdit.clear()
def nextPage(self):
if self.upgradeKeyLineEdit.text().isEmpty():
return self.wizard.detailsPage
else:
return self.wizard.finishPage
def isComplete(self):
return ( not self.nameLineEdit.text().isEmpty() )
class DetailsPage(LicenseWizardPage):
def __init__(self, wizard):
LicenseWizardPage.__init__(self, wizard)
self.topLabel = QtGui.QLabel(self.tr("<center><b>Fill in your details</b></center>"))
self.companyLabel = QtGui.QLabel(self.tr("&Company name:"))
self.companyLineEdit = QtGui.QLineEdit()
self.companyLabel.setBuddy(self.companyLineEdit)
self.setFocusProxy(self.companyLineEdit)
self.emailLabel = QtGui.QLabel(self.tr("&Email address:"))
self.emailLineEdit = QtGui.QLineEdit()
self.emailLabel.setBuddy(self.emailLineEdit)
self.postalLabel = QtGui.QLabel(self.tr("&Postal address:"))
self.postalLineEdit = QtGui.QLineEdit()
self.postalLabel.setBuddy(self.postalLineEdit)
self.connect(self.companyLineEdit, QtCore.SIGNAL("textChanged(QString)"),
self, QtCore.SIGNAL("completeStateChanged()"))
self.connect(self.emailLineEdit, QtCore.SIGNAL("textChanged(QString)"),
self, QtCore.SIGNAL("completeStateChanged()"))
self.connect(self.postalLineEdit, QtCore.SIGNAL("textChanged(QString)"),
self, QtCore.SIGNAL("completeStateChanged()"))
layout = QtGui.QGridLayout()
layout.addWidget(self.topLabel, 0, 0, 1, 2)
layout.setRowMinimumHeight(1, 10)
layout.addWidget(self.companyLabel, 2, 0)
layout.addWidget(self.companyLineEdit, 2, 1)
layout.addWidget(self.emailLabel, 3, 0)
layout.addWidget(self.emailLineEdit, 3, 1)
layout.addWidget(self.postalLabel, 4, 0)
layout.addWidget(self.postalLineEdit, 4, 1)
layout.setRowStretch(5, 1)
self.setLayout(layout)
def resetPage(self):
self.companyLineEdit.clear()
self.emailLineEdit.clear()
self.postalLineEdit.clear()
def nextPage(self):
return self.wizard.finishPage
def isComplete(self):
return (not self.companyLineEdit.text().isEmpty() and
not self.emailLineEdit.text().isEmpty() and
not self.postalLineEdit.text().isEmpty())
class FinishPage(LicenseWizardPage):
def __init__(self, wizard):
LicenseWizardPage.__init__(self, wizard)
self.topLabel = QtGui.QLabel(self.tr(
"<center><b>Complete your registration"
"</b></center>"))
self.bottomLabel = QtGui.QLabel()
self.bottomLabel.setWordWrap(True)
self.agreeCheckBox = QtGui.QCheckBox(self.tr(
"I agree to the terms and conditions of "
"the license"))
self.setFocusProxy(self.agreeCheckBox)
self.connect(self.agreeCheckBox, QtCore.SIGNAL("toggled(bool)"),
self, QtCore.SIGNAL("completeStateChanged()"))
layout = QtGui.QVBoxLayout()
layout.addWidget(self.topLabel)
layout.addSpacing(10)
layout.addWidget(self.bottomLabel)
layout.addWidget(self.agreeCheckBox)
layout.addStretch(1)
self.setLayout(layout)
def resetPage(self):
if self.wizard.evaluatePage in self.wizard.historyPages():
licenseText = self.tr("Evaluation License Agreement: "
"You can use this software for 30 days and make one "
"back up, but you are not allowed to distribute it.")
elif self.wizard.detailsPage in self.wizard.historyPages():
licenseText = self.tr("First-Time License Agreement: "
"You can use this software subject to the license "
"you will receive by email.")
else:
licenseText = self.tr("Upgrade License Agreement: "
"This software is licensed under the terms of your "
"current license.")
self.bottomLabel.setText(licenseText)
self.agreeCheckBox.setChecked(False)
def isLastPage(self):
return True
def isComplete(self):
return self.agreeCheckBox.isChecked()
if __name__ == "__main__":
app = QtGui.QApplication(sys.argv)
wizard = LicenseWizard()
sys.exit(wizard.exec_())
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