name : DistUpgradeViewKDE.py # DistUpgradeViewKDE.py # # Copyright (c) 2007 Canonical Ltd # Copyright (c) 2014-2018 Harald Sitter <sitter@kde.org> # # Author: Jonathan Riddell <jriddell@ubuntu.com> # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License as # published by the Free Software Foundation; either version 2 of the # License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 # USA try: # 14.04 has a broken pyqt5, so don't even try to import it and require # pyqt4. # In 14.04 various signals in pyqt5 can not be connected because it thinks # the signal does not exist or has an incompatible signature. Since this # potentially renders the GUI entirely broken and pyqt5 was not actively # used back then it is fair to simply require qt4 on trusty systems. from .utils import get_dist if get_dist() == 'trusty': raise ImportError from PyQt5 import uic from PyQt5.QtCore import Qt, QLocale, QTranslator, PYQT_VERSION, QTimer from PyQt5.QtWidgets import QTextEdit, QApplication, QDialog,\ QMessageBox, QDialogButtonBox, QTreeWidgetItem, QPushButton, QWidget,\ QHBoxLayout, QLabel from PyQt5.QtGui import QTextOption, QPixmap, QIcon, QTextCursor except ImportError: from PyQt4 import uic from PyQt4.QtCore import Qt, QLocale, QTranslator, PYQT_VERSION, QTimer from PyQt4.QtGui import QTextEdit, QDialog, QTextOption, QApplication,\ QMessageBox, QDialogButtonBox, QTreeWidgetItem, QPixmap, QIcon,\ QPushButton, QWidget, QTextCursor, QHBoxLayout, QLabel # If we still throw an exception, bounce back to Main to try another UI. import sys import locale import logging import time import subprocess import traceback import apt import apt_pkg import distro_info import shlex # for osrelease import os import pty from .DistUpgradeApport import run_apport, apport_crash from .DistUpgradeView import DistUpgradeView, FuzzyTimeToStr, InstallProgress, AcquireProgress from .DistUpgradeConfigParser import DistUpgradeConfig from .telemetry import get as get_telemetry import select import gettext from .DistUpgradeGettext import gettext as _ from .DistUpgradeGettext import unicode_gettext from .QUrlOpener import QUrlOpener # FIXME: what's the purpose? def utf8(s, errors="strict"): if isinstance(s, bytes): return s.decode("UTF-8", errors) else: return s # FIXME: what's the purpose? def loadUi(file, parent): if os.path.exists(file): uic.loadUi(file, parent) else: #FIXME find file print("error, can't find file: " + file) def _find_pixmap(path): if os.path.exists(path): return QPixmap(path) return None def _icon(name, fallbacks = []): if type(PYQT_VERSION) == int: return QIcon.fromTheme(name) else: for path in fallbacks: pixmap = _find_pixmap(path) if pixmap: return QIcon(pixmap) return None # QWidget adjustSize when run on a maximized window will make Qt 5.9, earlier, # and probably also later, lose its state. Qt will think the window is no longer # maximized, while in fact it is. This results in parts of the window no longer # getting redrawn as the window manager will think it maximized but Qt thinks it # is not and thus not send repaints for the regions it thinks do not exist. # To prevent this from happening monkey patch adjustSize to not ever run on # maximized windows. def adjustSize(self): if not self.isMaximized(): self.origAdjustSize(self) QWidget.origAdjustSize = QWidget.adjustSize QWidget.adjustSize = adjustSize class _OSRelease: DEFAULT_OS_RELEASE_FILE = '/etc/os-release' OS_RELEASE_FILE = '/etc/os-release' def __init__(self, lsb_compat=True): self.result = {} self.valid = False self.file = _OSRelease.OS_RELEASE_FILE if not os.path.isfile(self.file): return self.parse() self.valid = True if lsb_compat: self.inject_lsb_compat() def inject_lsb_compat(self): self.result['Distributor ID'] = self.result['ID'] self.result['Description'] = self.result['PRETTY_NAME'] # Optionals as per os-release spec. self.result['Codename'] = self.result.get('VERSION_CODENAME') if not self.result['Codename']: # Transient Ubuntu 16.04 field (LP: #1598212) self.result['Codename'] = self.result.get('UBUNTU_CODENAME') self.result['Release'] = self.result.get('VERSION_ID') def parse(self): f = open(self.file, 'r') for line in f: line = line.strip() if not line: continue self.parse_entry(*line.split('=', 1)) f.close() def parse_entry(self, key, value): value = self.parse_value(value) # Values can be shell strings... if key == "ID_LIKE" and isinstance(value, str): # ID_LIKE is specified as quoted space-separated list. This will # be parsed as string that we need to split manually. value = value.split(' ') self.result[key] = value def parse_value(self, value): values = shlex.split(value) if len(values) == 1: return values[0] return values class DumbTerminal(QTextEdit): """ A very dumb terminal """ def __init__(self, installProgress, parent_frame): " really dumb terminal with simple editing support " QTextEdit.__init__(self, "", parent_frame) self.installProgress = installProgress self.setFontFamily("Monospace") # FIXME: fixed font size set!!! self.setFontPointSize(8) self.setWordWrapMode(QTextOption.NoWrap) self.setUndoRedoEnabled(False) self.setOverwriteMode(True) self._block = False #self.connect(self, SIGNAL("cursorPositionChanged()"), # self.onCursorPositionChanged) def fork(self): """pty voodoo""" (self.child_pid, self.installProgress.master_fd) = pty.fork() if self.child_pid == 0: os.environ["TERM"] = "dumb" return self.child_pid def update_interface(self): (rlist, wlist, xlist) = select.select([self.installProgress.master_fd],[],[], 0) if len(rlist) > 0: line = os.read(self.installProgress.master_fd, 255) self.insertWithTermCodes(utf8(line)) QApplication.processEvents() def insertWithTermCodes(self, text): """ support basic terminal codes """ display_text = "" for c in text: # \b - backspace - this seems to comes as "^H" now ??! if ord(c) == 8: self.insertPlainText(display_text) self.textCursor().deletePreviousChar() display_text="" # \r - is filtered out elif c == chr(13): pass # \a - bell - ignore for now elif c == chr(7): pass else: display_text += c self.insertPlainText(display_text) def keyPressEvent(self, ev): """ send (ascii) key events to the pty """ # no master_fd yet if not hasattr(self.installProgress, "master_fd"): return # special handling for backspace if ev.key() == Qt.Key_Backspace: #print("sent backspace") os.write(self.installProgress.master_fd, chr(8)) return # do nothing for events like "shift" if not ev.text(): return # now send the key event to the terminal as utf-8 os.write(self.installProgress.master_fd, ev.text().encode('utf-8')) def onCursorPositionChanged(self): """ helper that ensures that the cursor is always at the end """ if self._block: return # block signals so that we do not run into a recursion self._block = True self.moveCursor(QTextCursor.End) self._block = False class KDECdromProgressAdapter(apt.progress.base.CdromProgress): """ Report the cdrom add progress """ def __init__(self, parent): self.status = parent.window_main.label_status self.progressbar = parent.window_main.progressbar_cache self.parent = parent def update(self, text, step): """ update is called regularly so that the gui can be redrawn """ if text: self.status.setText(text) self.progressbar.setValue(int(step.value/float(self.totalSteps))) QApplication.processEvents() def ask_cdrom_name(self): return (False, "") def change_cdrom(self): return False class KDEOpProgress(apt.progress.base.OpProgress): """ methods on the progress bar """ def __init__(self, progressbar, progressbar_label): self.progressbar = progressbar self.progressbar_label = progressbar_label #self.progressbar.set_pulse_step(0.01) #self.progressbar.pulse() def update(self, percent=None): super(KDEOpProgress, self).update(percent) #if self.percent > 99: # self.progressbar.set_fraction(1) #else: # self.progressbar.pulse() #self.progressbar.set_fraction(self.percent/100.0) self.progressbar.setValue(int(self.percent)) QApplication.processEvents() def done(self): self.progressbar_label.setText("") class KDEAcquireProgressAdapter(AcquireProgress): """ methods for updating the progress bar while fetching packages """ # FIXME: we really should have some sort of "we are at step" # xy in the gui # FIXME2: we need to thing about mediaCheck here too def __init__(self, parent): AcquireProgress.__init__(self) # if this is set to false the download will cancel self.status = parent.window_main.label_status self.progress = parent.window_main.progressbar_cache self.parent = parent def media_change(self, medium, drive): msg = _("Please insert '%s' into the drive '%s'") % (medium,drive) change = QMessageBox.question(self.parent.window_main, _("Media Change"), msg, QMessageBox.Ok, QMessageBox.Cancel) if change == QMessageBox.Ok: return True return False def start(self): AcquireProgress.start(self) #self.progress.show() self.progress.setValue(0) self.status.show() def stop(self): self.parent.window_main.progress_text.setText(" ") self.status.setText(_("Fetching is complete")) def pulse(self, owner): """ we don't have a mainloop in this application, we just call processEvents here and elsewhere""" # FIXME: move the status_str and progress_str into python-apt # (python-apt need i18n first for this) AcquireProgress.pulse(self, owner) self.progress.setValue(int(self.percent)) current_item = self.current_items + 1 if current_item > self.total_items: current_item = self.total_items if self.current_cps > 0: current_cps = apt_pkg.size_to_str(self.current_cps) if isinstance(current_cps, bytes): current_cps = current_cps.decode(locale.getpreferredencoding()) self.status.setText(_("Fetching file %li of %li at %sB/s") % (current_item, self.total_items, current_cps)) self.parent.window_main.progress_text.setText("<i>" + _("About %s remaining") % FuzzyTimeToStr(self.eta) + "</i>") else: self.status.setText(_("Fetching file %li of %li") % (current_item, self.total_items)) self.parent.window_main.progress_text.setText(" ") QApplication.processEvents() return True class KDEInstallProgressAdapter(InstallProgress): """methods for updating the progress bar while installing packages""" # timeout with no status change when the terminal is expanded # automatically TIMEOUT_TERMINAL_ACTIVITY = 240 def __init__(self,parent): InstallProgress.__init__(self) self._cache = None self.label_status = parent.window_main.label_status self.progress = parent.window_main.progressbar_cache self.progress_text = parent.window_main.progress_text self.parent = parent try: self._terminal_log = open("/var/log/dist-upgrade/term.log","wb") except Exception as e: # if something goes wrong (permission denied etc), use stdout logging.error("Can not open terminal log: '%s'" % e) if sys.version >= '3': self._terminal_log = sys.stdout.buffer else: self._terminal_log = sys.stdout # some options for dpkg to make it die less easily apt_pkg.config.set("DPkg::StopOnError","False") def start_update(self): InstallProgress.start_update(self) self.finished = False # FIXME: add support for the timeout # of the terminal (to display something useful then) # -> longer term, move this code into python-apt self.label_status.setText(_("Applying changes")) self.progress.setValue(0) self.progress_text.setText(" ") # do a bit of time-keeping self.start_time = 0.0 self.time_ui = 0.0 self.last_activity = 0.0 self.parent.window_main.showTerminalButton.setEnabled(True) def error(self, pkg, errormsg): InstallProgress.error(self, pkg, errormsg) logging.error("got an error from dpkg for pkg: '%s': '%s'" % (pkg, errormsg)) # we do not report followup errors from earlier failures if gettext.dgettext('dpkg', "dependency problems - leaving unconfigured") in errormsg: return False summary = _("Could not install '%s'") % pkg msg = _("The upgrade will continue but the '%s' package may not " "be in a working state. Please consider submitting a " "bug report about it.") % pkg msg = "<big><b>%s</b></big><br />%s" % (summary, msg) dialogue = QDialog(self.parent.window_main) loadUi("dialog_error.ui", dialogue) self.parent.translate_widget_children(dialogue) dialogue.label_error.setText(msg) if errormsg != None: dialogue.textview_error.setText(errormsg) dialogue.textview_error.show() else: dialogue.textview_error.hide() # Make sure we have a suitable size depending on whether or not the view is shown dialogue.adjustSize() dialogue.exec_() def conffile(self, current, new): """ask question in case conffile has been changed by user""" logging.debug("got a conffile-prompt from dpkg for file: '%s'" % current) start = time.time() prim = _("Replace the customized configuration file\n'%s'?") % current sec = _("You will lose any changes you have made to this " "configuration file if you choose to replace it with " "a newer version.") markup = "<span weight=\"bold\" size=\"larger\">%s </span> \n\n%s" % (prim, sec) self.confDialogue = QDialog(self.parent.window_main) loadUi("dialog_conffile.ui", self.confDialogue) self.confDialogue.label_conffile.setText(markup) self.confDialogue.textview_conffile.hide() #FIXME, below to be tested #self.confDialogue.resize(self.confDialogue.minimumSizeHint()) self.confDialogue.show_difference_button.clicked.connect(self.showConffile) # workaround silly dpkg if not os.path.exists(current): current = current+".dpkg-dist" # now get the diff if os.path.exists("/usr/bin/diff"): cmd = ["/usr/bin/diff", "-u", current, new] diff = subprocess.Popen(cmd, stdout=subprocess.PIPE).communicate()[0] diff = diff.decode("UTF-8", "replace") self.confDialogue.textview_conffile.setText(diff) else: self.confDialogue.textview_conffile.setText(_("The 'diff' command was not found")) result = self.confDialogue.exec_() self.time_ui += time.time() - start # if replace, send this to the terminal if result == QDialog.Accepted: os.write(self.master_fd, b"y\n") else: os.write(self.master_fd, b"n\n") def showConffile(self): if self.confDialogue.textview_conffile.isVisible(): self.confDialogue.textview_conffile.hide() self.confDialogue.show_difference_button.setText(_("Show Difference >>>")) else: self.confDialogue.textview_conffile.show() self.confDialogue.show_difference_button.setText(_("<<< Hide Difference")) def fork(self): """pty voodoo""" (self.child_pid, self.master_fd) = pty.fork() if self.child_pid == 0: os.environ["TERM"] = "dumb" if ("DEBIAN_FRONTEND" not in os.environ or os.environ["DEBIAN_FRONTEND"] == "kde"): os.environ["DEBIAN_FRONTEND"] = "noninteractive" os.environ["APT_LISTCHANGES_FRONTEND"] = "none" logging.debug(" fork pid is: %s" % self.child_pid) return self.child_pid def status_change(self, pkg, percent, status): """update progress bar and label""" # start the timer when the first package changes its status if self.start_time == 0.0: #print("setting start time to %s" % self.start_time) self.start_time = time.time() self.progress.setValue(int(self.percent)) self.label_status.setText(utf8(status.strip())) # start showing when we gathered some data if percent > 1.0: self.last_activity = time.time() self.activity_timeout_reported = False delta = self.last_activity - self.start_time # time wasted in conffile questions (or other ui activity) delta -= self.time_ui time_per_percent = (float(delta)/percent) eta = (100.0 - self.percent) * time_per_percent # only show if we have some sensible data (60sec < eta < 2days) if eta > 61.0 and eta < (60*60*24*2): self.progress_text.setText(_("About %s remaining") % FuzzyTimeToStr(eta)) else: self.progress_text.setText(" ") def finish_update(self): self.label_status.setText("") def update_interface(self): """ no mainloop in this application, just call processEvents lots here it's also important to sleep for a minimum amount of time """ # log the output of dpkg (on the master_fd) to the terminal log while True: try: (rlist, wlist, xlist) = select.select([self.master_fd],[],[], 0) if len(rlist) > 0: line = os.read(self.master_fd, 255) self._terminal_log.write(line) self.parent.terminal_text.insertWithTermCodes( utf8(line, errors="replace")) else: break except Exception as e: print(e) logging.debug("error reading from self.master_fd '%s'" % e) break # now update the GUI try: InstallProgress.update_interface(self) except ValueError as e: logging.error("got ValueError from InstallProgress.update_interface. Line was '%s' (%s)" % (self.read, e)) # reset self.read so that it can continue reading and does not loop self.read = "" # check about terminal activity if self.last_activity > 0 and \ (self.last_activity + self.TIMEOUT_TERMINAL_ACTIVITY) < time.time(): if not self.activity_timeout_reported: #FIXME bug 95465, I can't recreate this, so here's a hacky fix try: logging.warning("no activity on terminal for %s seconds (%s)" % (self.TIMEOUT_TERMINAL_ACTIVITY, self.label_status.text())) except UnicodeEncodeError: logging.warning("no activity on terminal for %s seconds" % (self.TIMEOUT_TERMINAL_ACTIVITY)) self.activity_timeout_reported = True self.parent.window_main.konsole_frame.show() QApplication.processEvents() time.sleep(0.02) def wait_child(self): while True: self.update_interface() (pid, res) = os.waitpid(self.child_pid,os.WNOHANG) if pid == self.child_pid: break # we need the full status here (not just WEXITSTATUS) return res # inherit from the class created in window_main.ui # to add the handler for closing the window class UpgraderMainWindow(QWidget): def __init__(self): QWidget.__init__(self) #uic.loadUi("window_main.ui", self) loadUi("window_main.ui", self) def setParent(self, parentRef): self.parent = parentRef def closeEvent(self, event): close = self.parent.on_window_main_delete_event() if close: event.accept() else: event.ignore() class DistUpgradeViewKDE(DistUpgradeView): """KDE frontend of the distUpgrade tool""" def __init__(self, datadir=None, logdir=None): DistUpgradeView.__init__(self) get_telemetry().set_updater_type('KDE') # silence the PyQt4 logger logger = logging.getLogger("PyQt4") logger.setLevel(logging.INFO) if not datadir or datadir == '.': localedir=os.path.join(os.getcwd(),"mo") self.config = DistUpgradeConfig(os.getcwd()) else: localedir="/usr/share/locale/ubuntu-release-upgrader" self.config = DistUpgradeConfig(datadir) # FIXME: i18n must be somewhere relative do this dir try: gettext.bindtextdomain("ubuntu-release-upgrader", localedir) gettext.textdomain("ubuntu-release-upgrader") except Exception as e: logging.warning("Error setting locales (%s)" % e) # we test for DISPLAY here, QApplication does not throw a # exception when run without DISPLAY but dies instead if not "DISPLAY" in os.environ: raise Exception("No DISPLAY in os.environ found") # Force environment to make sure Qt uses suitable theming and UX. os.environ["QT_PLATFORM_PLUGIN"] = "kde" # For above settings to apply automatically we need to indicate that we # are inside a full KDE session. os.environ["KDE_FULL_SESSION"] = "TRUE" # We also need to indicate version as otherwise KDElibs3 compatibility # might kick in such as in QIconLoader.cpp:QString fallbackTheme. os.environ["KDE_SESSION_VERSION"] = "5" # Pretty much all of the above but for Qt5 os.environ["QT_QPA_PLATFORMTHEME"] = "kde" self.app = QApplication(["ubuntu-release-upgrader"]) # Try to load default Qt translations so we don't have to worry about # QStandardButton translations. translator = QTranslator(self.app) if type(PYQT_VERSION) == int: translator.load(QLocale.system(), 'qt', '_', '/usr/share/qt5/translations') else: translator.load(QLocale.system(), 'qt', '_', '/usr/share/qt4/translations') self.app.installTranslator(translator) QUrlOpener().setupUrlHandles() messageIcon = _icon("system-software-update", fallbacks=["/usr/share/icons/oxygen/48x48/apps/system-software-update.png", "/usr/share/icons/hicolor/48x48/apps/adept_manager.png"]) self.app.setWindowIcon(messageIcon) self.window_main = UpgraderMainWindow() self.window_main.setParent(self) self.window_main.show() self.prev_step = None # keep a record of the latest step self._opCacheProgress = KDEOpProgress(self.window_main.progressbar_cache, self.window_main.progress_text) self._acquireProgress = KDEAcquireProgressAdapter(self) self._cdromProgress = KDECdromProgressAdapter(self) self._installProgress = KDEInstallProgressAdapter(self) # reasonable fault handler sys.excepthook = self._handleException self.window_main.showTerminalButton.setEnabled(False) self.window_main.showTerminalButton.clicked.connect(self.showTerminal) # init gettext gettext.bindtextdomain("ubuntu-release-upgrader",localedir) gettext.textdomain("ubuntu-release-upgrader") self.translate_widget_children() name = _OSRelease().result["PRETTY_NAME"] if not name or name == "Ubuntu": name = "Kubuntu" to_dist = self.config.get("Sources", "To") to_version = distro_info.UbuntuDistroInfo().version(to_dist) title_string = self.window_main.label_title.text() title_string = title_string.replace("Ubuntu", name) title_string = title_string.replace("%s", to_version) self.window_main.label_title.setText(title_string) # setup terminal text in hidden by default spot self.window_main.konsole_frame.hide() self.konsole_frame_layout = QHBoxLayout(self.window_main.konsole_frame) self.window_main.konsole_frame.setMinimumSize(600, 400) self.terminal_text = DumbTerminal(self._installProgress, self.window_main.konsole_frame) self.konsole_frame_layout.addWidget(self.terminal_text) self.terminal_text.show() # for some reason we need to start the main loop to get everything displayed # this app mostly works with processEvents but run main loop briefly to keep it happily displaying all widgets QTimer.singleShot(10, self.exitMainLoopMidFlight) self.app.exec_() def exitMainLoopMidFlight(self): # This is run shortly after startup. Do not add actual exit logic here! print("exitMainLoopMidFlight") self.app.exit() def translate_widget_children(self, parentWidget=None): if parentWidget == None: parentWidget = self.window_main if isinstance(parentWidget, QDialog) or isinstance(parentWidget, QWidget): if str(parentWidget.windowTitle()) == "Error": parentWidget.setWindowTitle( gettext.dgettext("kdelibs", "Error")) else: parentWidget.setWindowTitle(_( str(parentWidget.windowTitle()) )) if parentWidget.children() != None: for widget in parentWidget.children(): self.translate_widget(widget) self.translate_widget_children(widget) def translate_widget(self, widget): if isinstance(widget, QLabel) or isinstance(widget, QPushButton): if str(widget.text()) == "&Cancel": kdelibs = gettext.translation( "kdelibs", gettext.textdomain("kdelibs"), fallback=True) widget.setText(unicode_gettext(kdelibs, "&Cancel")) elif str(widget.text()) == "&Close": kdelibs = gettext.translation( "kdelibs", gettext.textdomain("kdelibs"), fallback=True) widget.setText(unicode_gettext(kdelibs, "&Close")) elif str(widget.text()) != "": widget.setText( _(str(widget.text())).replace("_", "&") ) def _handleException(self, exctype, excvalue, exctb): """Crash handler.""" if (issubclass(exctype, KeyboardInterrupt) or issubclass(exctype, SystemExit)): return # we handle the exception here, hand it to apport and run the # apport gui manually after it because we kill u-m during the upgrade # to prevent it from popping up for reboot notifications or FF restart # notifications or somesuch lines = traceback.format_exception(exctype, excvalue, exctb) logging.error("not handled exception in KDE frontend:\n%s" % "\n".join(lines)) # we can't be sure that apport will run in the middle of a upgrade # so we still show a error message here apport_crash(exctype, excvalue, exctb) if not run_apport(): tbtext = ''.join(traceback.format_exception(exctype, excvalue, exctb)) dialog = QDialog(self.window_main) loadUi("dialog_error.ui", dialog) self.translate_widget_children(self.dialog) dialog.crash_detail.setText(tbtext) # Make sure we have a suitable size depending on whether or not the view is shown dialog.adjustSize() dialog.exec_() sys.exit(1) def showTerminal(self): if self.window_main.konsole_frame.isVisible(): self.window_main.konsole_frame.hide() self.window_main.showTerminalButton.setText(_("Show Terminal >>>")) else: self.window_main.konsole_frame.show() self.window_main.showTerminalButton.setText(_("<<< Hide Terminal")) self.window_main.adjustSize() def getAcquireProgress(self): return self._acquireProgress def getInstallProgress(self, cache): self._installProgress._cache = cache return self._installProgress def getOpCacheProgress(self): return self._opCacheProgress def getCdromProgress(self): return self._cdromProgress def update_status(self, msg): self.window_main.label_status.setText(msg) def hideStep(self, step): image = getattr(self.window_main,"image_step%i" % step.value) label = getattr(self.window_main,"label_step%i" % step.value) image.hide() label.hide() def abort(self): step = self.prev_step if step: image = getattr(self.window_main,"image_step%i" % step.value) cancelIcon = _icon("dialog-cancel", fallbacks=["/usr/share/icons/oxygen/16x16/actions/dialog-cancel.png", "/usr/lib/kde4/share/icons/oxygen/16x16/actions/dialog-cancel.png", "/usr/share/icons/crystalsvg/16x16/actions/cancel.png"]) image.setPixmap(cancelIcon.pixmap(16, 16)) image.show() def setStep(self, step): super(DistUpgradeViewKDE , self).setStep(step) okIcon = _icon("dialog-ok", fallbacks=["/usr/share/icons/oxygen/16x16/actions/dialog-ok.png", "/usr/lib/kde4/share/icons/oxygen/16x16/actions/dialog-ok.png", "/usr/share/icons/crystalsvg/16x16/actions/ok.png"]) arrowIcon = _icon("arrow-right", fallbacks=["/usr/share/icons/oxygen/16x16/actions/arrow-right.png", "/usr/lib/kde4/share/icons/oxygen/16x16/actions/arrow-right.png", "/usr/share/icons/crystalsvg/16x16/actions/1rightarrow.png"]) if self.prev_step: image = getattr(self.window_main,"image_step%i" % self.prev_step.value) label = getattr(self.window_main,"label_step%i" % self.prev_step.value) image.setPixmap(okIcon.pixmap(16, 16)) image.show() ##arrow.hide() self.prev_step = step # show the an arrow for the current step and make the label bold image = getattr(self.window_main,"image_step%i" % step.value) label = getattr(self.window_main,"label_step%i" % step.value) image.setPixmap(arrowIcon.pixmap(16, 16)) image.show() label.setText("<b>" + label.text() + "</b>") def information(self, summary, msg, extended_msg=None): msg = "<big><b>%s</b></big><br />%s" % (summary,msg) dialogue = QDialog(self.window_main) loadUi("dialog_error.ui", dialogue) self.translate_widget_children(dialogue) dialogue.label_error.setText(msg) if extended_msg != None: dialogue.textview_error.setText(extended_msg) dialogue.textview_error.show() else: dialogue.textview_error.hide() dialogue.setWindowTitle(_("Information")) messageIcon = _icon("dialog-information", fallbacks=["/usr/share/icons/oxygen/48x48/status/dialog-information.png", "/usr/lib/kde4/share/icons/oxygen/48x48/status/dialog-information.png", "/usr/share/icons/crystalsvg/32x32/actions/messagebox_info.png"]) dialogue.image.setPixmap(messageIcon.pixmap(48, 48)) # Make sure we have a suitable size depending on whether or not the view is shown dialogue.adjustSize() dialogue.exec_() def error(self, summary, msg, extended_msg=None): msg="<big><b>%s</b></big><br />%s" % (summary, msg) dialogue = QDialog(self.window_main) loadUi("dialog_error.ui", dialogue) self.translate_widget_children(dialogue) dialogue.label_error.setText(msg) if extended_msg != None: dialogue.textview_error.setText(extended_msg) dialogue.textview_error.show() else: dialogue.textview_error.hide() messageIcon = _icon("dialog-error", fallbacks=["/usr/share/icons/oxygen/48x48/status/dialog-error.png", "/usr/lib/kde4/share/icons/oxygen/48x48/status/dialog-error.png", "/usr/share/icons/crystalsvg/32x32/actions/messagebox_critical.png"]) dialogue.image.setPixmap(messageIcon.pixmap(48, 48)) # Make sure we have a suitable size depending on whether or not the view is shown dialogue.adjustSize() dialogue.exec_() return False def confirmChanges(self, summary, changes, demotions, downloadSize, actions=None, removal_bold=True): """show the changes dialogue""" # FIXME: add an allow list here for packages that we expect to be # removed (how to calc this automatically?) DistUpgradeView.confirmChanges(self, summary, changes, demotions, downloadSize) self.changesDialogue = QDialog(self.window_main) loadUi("dialog_changes.ui", self.changesDialogue) self.changesDialogue.treeview_details.hide() self.changesDialogue.buttonBox.helpRequested.connect(self.showChangesDialogueDetails) self.translate_widget_children(self.changesDialogue) self.changesDialogue.buttonBox.button(QDialogButtonBox.Ok).setText(_("&Start Upgrade")) self.changesDialogue.buttonBox.button(QDialogButtonBox.Help).setIcon(QIcon()) self.changesDialogue.buttonBox.button(QDialogButtonBox.Help).setText(_("Details") + " >>>") messageIcon = _icon("dialog-warning", fallbacks=["/usr/share/icons/oxygen/48x48/status/dialog-warning.png", "/usr/lib/kde4/share/icons/oxygen/48x48/status/dialog-warning.png", "/usr/share/icons/crystalsvg/32x32/actions/messagebox_warning.png"]) self.changesDialogue.question_pixmap.setPixmap(messageIcon.pixmap(48, 48)) if actions != None: cancel = actions[0].replace("_", "") self.changesDialogue.buttonBox.button(QDialogButtonBox.Cancel).setText(cancel) confirm = actions[1].replace("_", "") self.changesDialogue.buttonBox.button(QDialogButtonBox.Ok).setText(confirm) summaryText = "<big><b>%s</b></big>" % summary self.changesDialogue.label_summary.setText(summaryText) self.changesDialogue.label_changes.setText(self.confirmChangesMessage) # fill in the details self.changesDialogue.treeview_details.clear() self.changesDialogue.treeview_details.setHeaderLabels(["Packages"]) self.changesDialogue.treeview_details.header().hide() for demoted in self.demotions: self.changesDialogue.treeview_details.insertTopLevelItem(0, QTreeWidgetItem(self.changesDialogue.treeview_details, [_("No longer supported %s") % demoted.name]) ) for rm in self.toRemove: self.changesDialogue.treeview_details.insertTopLevelItem(0, QTreeWidgetItem(self.changesDialogue.treeview_details, [_("Remove %s") % rm.name]) ) for rm in self.toRemoveAuto: self.changesDialogue.treeview_details.insertTopLevelItem(0, QTreeWidgetItem(self.changesDialogue.treeview_details, [_("Remove (was auto installed) %s") % rm.name]) ) for inst in self.toInstall: self.changesDialogue.treeview_details.insertTopLevelItem(0, QTreeWidgetItem(self.changesDialogue.treeview_details, [_("Install %s") % inst.name]) ) for up in self.toUpgrade: self.changesDialogue.treeview_details.insertTopLevelItem(0, QTreeWidgetItem(self.changesDialogue.treeview_details, [_("Upgrade %s") % up.name]) ) # Use a suitable size for the window given the current content. self.changesDialogue.adjustSize() #FIXME resize label, stop it being shrinkable res = self.changesDialogue.exec_() if res == QDialog.Accepted: return True return False def showChangesDialogueDetails(self): if self.changesDialogue.treeview_details.isVisible(): self.changesDialogue.treeview_details.hide() self.changesDialogue.buttonBox.button(QDialogButtonBox.Help).setText(_("Details") + " >>>") else: self.changesDialogue.treeview_details.show() self.changesDialogue.buttonBox.button(QDialogButtonBox.Help).setText("<<< " + _("Details")) self.changesDialogue.adjustSize() def askYesNoQuestion(self, summary, msg, default='No'): answer = QMessageBox.question(self.window_main, summary, "<font>" + msg, QMessageBox.Yes|QMessageBox.No, QMessageBox.No) if answer == QMessageBox.Yes: return True return False def askCancelContinueQuestion(self, summary, msg, default='Cancel'): messageBox = QMessageBox(QMessageBox.Warning, summary, msg, QMessageBox.NoButton, self.window_main) continueButton = messageBox.addButton(QMessageBox.Apply) cancelButton = messageBox.addButton(QMessageBox.Cancel) continueButton.setText(_("Continue")) if default == 'Cancel': messageBox.setDefaultButton(cancelButton) else: messageBox.setDefaultButton(continueButton) if summary is None: flags = messageBox.windowFlags() messageBox.setWindowFlags(flags | Qt.FramelessWindowHint) answer = messageBox.exec_() if answer == QMessageBox.Apply: return True return False def confirmRestart(self): messageBox = QMessageBox(QMessageBox.Question, _("Restart required"), _("<b><big>Restart the system to complete the upgrade</big></b>"), QMessageBox.NoButton, self.window_main) yesButton = messageBox.addButton(QMessageBox.Yes) noButton = messageBox.addButton(QMessageBox.No) yesButton.setText(_("_Restart Now").replace("_", "&")) noButton.setText(gettext.dgettext("kdelibs", "&Close")) answer = messageBox.exec_() if answer == QMessageBox.Yes: return True return False def processEvents(self): QApplication.processEvents() def pulseProgress(self, finished=False): # FIXME: currently we do nothing here because this is # run in a different python thread and QT explodes if the UI is # touched from a non QThread pass def on_window_main_delete_event(self): #FIXME make this user friendly text = _("""<b><big>Cancel the running upgrade?</big></b> The system could be in an unusable state if you cancel the upgrade. You are strongly advised to resume the upgrade.""") text = text.replace("\n", "<br />") cancel = QMessageBox.warning(self.window_main, _("Cancel Upgrade?"), text, QMessageBox.Yes, QMessageBox.No) if cancel == QMessageBox.Yes: return True return False if __name__ == "__main__": view = DistUpgradeViewKDE() view.askYesNoQuestion("input box test","bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar bar ") if sys.argv[1] == "--test-term": pid = view.terminal_text.fork() if pid == 0: subprocess.call(["bash"]) sys.exit() while True: view.terminal_text.update_interface() QApplication.processEvents() time.sleep(0.01) if sys.argv[1] == "--show-in-terminal": with open(sys.argv[2]) as f: chars = f.read() for c in chars: view.terminal_text.insertWithTermCodes( c ) #print(c, ord(c)) QApplication.processEvents() time.sleep(0.05) while True: QApplication.processEvents() cache = apt.Cache() for pkg in sys.argv[1:]: if cache[pkg].is_installed and not cache[pkg].is_upgradable: cache[pkg].mark_delete(purge=True) else: cache[pkg].mark_install() cache.commit(view._acquireProgress,view._installProgress) # keep the window open while True: QApplication.processEvents()