Files
Portable-Computing-Toolkit-…/portable_computing_toolkit_installer/ui/installer_wizard.py

88 lines
4.0 KiB
Python

import platform
import subprocess
import tarfile
import tempfile
import webbrowser
import zipfile
from pathlib import Path
from queue import Queue
import psutil
from PyQt5 import QtCore, QtGui, QtWebEngineWidgets, QtWidgets
from PyQt5.uic import loadUi
try:
import win32api
import win32file
except ImportError:
if platform.system()=='Windows':
raise #require win32api and win32file on windows
from validators.location_validator import Location_Validator
class InstallerWizard(QtWidgets.QWizard):
def __init__(self, parent=None):
super().__init__(parent)
loadUi(Path(__file__).parent / "installer_wizard.ui", baseinstance=self)
self.button(QtWidgets.QWizard.NextButton).clicked.connect(self._requirements_check)
self.currentIdChanged.connect
self.intro.anchorClicked.connect(self._link_clicked)
self.license.anchorClicked.connect(self._link_clicked)
self.install_location.setValidator(Location_Validator(parent=self))
self.location_page.registerField("Location*", self.install_location)
self.browse_button.clicked.connect(self._link_clicked)
#Change button text on license page
self.license_page.setButtonText(QtWidgets.QWizard.NextButton, "Agree")
self.license_page.setButtonText(QtWidgets.QWizard.CancelButton, "Decline")
def _link_clicked(self, address):
"""Receives anchorClicked signal from the intro or license text browsers and opens the address in an external web browser.
Opens an error message window if it is not able to do so.
Arguments:
address {QtCore.QUrl} -- The URL from the received signal
"""
try:
webbrowser.open(address.toString())
except webbrowser.Error as e:
message=QtWidgets.QMessageBox(icon=QtWidgets.QMessageBox.Critical,parent=self,text="Unable to launch external browser")
message.setDetailedText(str(e))
message.show()
def _select_location(self):
"""Opens a QFileDialog in either the root of the most-recently connected non-network, non-cd drive or the user's home directory,
if no suitable external device is found
"""
if platform.system() == 'Windows':
drives = [drive for drive in win32api.GetLogicalDriveStrings().split('\0') if drive]
dialog_location = drives.pop()
while (win32file.GetDriveType(dialog_location) == win32file.DRIVE_CDROM
or win32file.GetDriveType(dialog_location) == win32file.DRIVE_REMOTE):
dialog_location = drives.pop()
if dialog_location == "C:\\":
dialog_location = Path.home()
break
else:
dialog_location = Path.home()
selected_location = QtWidgets.QFileDialog.getExistingDirectory(parent=self,caption="Select Location",
directory=str(dialog_location),
options=(QtWidgets.QFileDialog.ShowDirsOnly))
self.__window.install_location.clear()
self.__window.install_location.insert(selected_location)
def _requirements_check(self):
"""Checks that the minimum system requirements are met. Opens error message and resets the wizard if they are not.
Minimum Requirements: Windows 7 or greater (64-bit)
"""
if not platform.system() == 'Windows' or int(platform.release()) < 7:
QtWidgets.QMessageBox(icon=QtWidgets.QMessageBox.Critical,parent=self,text="This toolkit requires Microsoft Windows 7 or newer").show()
self.restart()
return False
elif not platform.machine() == 'AMD64':
QtWidgets.QMessageBox(icon=QtWidgets.QMessageBox.Critical,parent=self,text='''Parts of this toolkit require a 64-bit processor.
Please open an issue on Github or Gitlab if you absolutely need it all 32-bit''').show()
self.restart()
return False
else:
return True