from mlx.common import * import mlx.const as _const from mlx.i18n import xstr from mlx.util import secondaryInstallation import os import time import calendar #----------------------------------------------------------------------------- ## @package mlx.gui.common # # Common definitions and utilities for the GUI #----------------------------------------------------------------------------- appIndicator = False import gi gi.require_version("Gdk", "3.0") from gi.repository import Gdk from gi.repository import GdkPixbuf gi.require_version("Gtk", "3.0") from gi.repository import Gtk try: gi.require_version("AppIndicator3", "0.1") from gi.repository import AppIndicator3 appIndicator = True except: pass from gi.repository import Pango gi.require_version("PangoCairo", "1.0") from gi.repository import PangoCairo from gi.repository import GLib import codecs _utf8Decoder = codecs.getdecoder("utf-8") import cairo #------------------------------------------------------------------------------ class FlightStatusHandler(object): """Base class for objects that handle the flight status in some way.""" def __init__(self): self._stage = None self._rating = 100 self._noGoReason = None def resetFlightStatus(self): """Reset the flight status.""" self._stage = None self._rating = 100 self._noGoReason = None self._updateFlightStatus() def setStage(self, stage): """Set the stage of the flight.""" if stage!=self._stage: self._stage = stage self._updateFlightStatus() def setRating(self, rating): """Set the rating to the given value.""" if rating!=self._rating: self._rating = rating if self._noGoReason is None: self._updateFlightStatus() def setNoGo(self, reason): """Set a No-Go condition with the given reason.""" if self._noGoReason is None: self._noGoReason = reason self._updateFlightStatus() #------------------------------------------------------------------------------ class IntegerEntry(Gtk.Entry): """An entry that allows only either an empty value, or an integer.""" def __init__(self, defaultValue = None): """Construct the entry.""" Gtk.Entry.__init__(self) self.set_alignment(1.0) self._defaultValue = defaultValue self._currentInteger = defaultValue self._selfSetting = False self._set_text() self.connect("changed", self._handle_changed) def get_int(self): """Get the integer.""" return self._currentInteger def reset(self): """Reset the integer.""" self.set_int(None) def set_int(self, value): """Set the integer.""" if value!=self._currentInteger: self._currentInteger = value self.emit("integer-changed", self._currentInteger) self._set_text() def _handle_changed(self, widget): """Handle the changed signal.""" if self._selfSetting: return text = self.get_text() if text=="": self.set_int(self._defaultValue) else: try: self.set_int(int(text)) except: self._set_text() def _set_text(self): """Set the text value from the current integer.""" self._selfSetting = True self.set_text("" if self._currentInteger is None else str(self._currentInteger)) self._selfSetting = False #------------------------------------------------------------------------------ class TimeEntry(Gtk.Entry): """Widget to display and edit a time value in HH:MM format.""" def __init__(self): """Construct the entry""" super(TimeEntry, self).__init__() self.set_max_width_chars(5) self.connect("insert-text", self._insertText) self.connect("delete-text", self._deleteText) self.connect("focus-out-event", self._focusOutEvent) @property def hour(self): """Get the hour from the current text""" text = self.get_text() if not text or text==":": return 0 words = text.split(":") if len(words)==1: return 0 elif len(words)>=2: return 0 if len(words[0])==0 else int(words[0]) else: return 0 @property def minute(self): """Get the hour from the current text""" text = self.get_text() if not text or text==":": return 0 words = text.split(":") if len(words)==1: return 0 if len(words[0])==0 else int(words[0]) elif len(words)>=2: return 0 if len(words[1])==0 else int(words[1]) else: return 0 @property def minutes(self): """Get the time in minutes, i.e. hour*60+minute.""" return self.hour * 60 + self.minute def setTimestamp(self, timestamp): """Set the hour and minute from the given timestamp in UTC.""" tm = time.gmtime(timestamp) self.set_text("%02d:%02d" % (tm.tm_hour, tm.tm_min)) def getTimestampFrom(self, timestamp): """Get the timestamp by replacing the hour and minute from the given timestamp with what is set in this widget.""" tm = time.gmtime(timestamp) ts = calendar.timegm((tm.tm_year, tm.tm_mon, tm.tm_mday, self.hour, self.minute, 0, tm.tm_wday, tm.tm_yday, tm.tm_isdst)) if ts > (timestamp + (16*60*60)): ts -= 24*60*60 elif (ts + 16*60*60) < timestamp: ts += 24*60*60 return ts def _focusOutEvent(self, widget, event): """Reformat the text to match pattern HH:MM""" text = "%02d:%02d" % (self.hour, self.minute) if text!=self.get_text(): self.set_text(text) def _insertText(self, entry, text, length, position): """Called when some text is inserted into the entry.""" text=text[:length] currentText = self.get_text() position = self.get_position() newText = currentText[:position] + text + currentText[position:] self._checkText(newText, "insert-text") def _deleteText(self, entry, start, end): """Called when some text is erased from the entry.""" currentText = self.get_text() newText = currentText[:start] + currentText[end:] self._checkText(newText, "delete-text") def _checkText(self, newText, signal): """Check the given text. If it is not suitable, stop the emission of the signal to prevent the change from appearing.""" if not newText or newText==":": return words = newText.split(":") if (len(words)==1 and len(words[0])<=2 and (len(words[0])==0 or (words[0].isdigit() and int(words[0])<60))) or \ (len(words)==2 and len(words[0])<=2 and (len(words[0])==0 or (words[0].isdigit() and int(words[0])<24)) and len(words[1])<=2 and (len(words[1])==0 or (words[1].isdigit() and int(words[1])<60))): pass else: Gtk.gdk.display_get_default().beep() self.stop_emission(signal) #------------------------------------------------------------------------------ class CredentialsDialog(Gtk.Dialog): """A dialog window to ask for a user name and a password.""" def __init__(self, gui, userName, password, titleLabel, cancelButtonLabel, okButtonLabel, userNameLabel, userNameTooltip, passwordLabel, passwordTooltip, infoText = None, rememberPassword = None, rememberLabel = None, rememberTooltip = None): """Construct the dialog.""" super(CredentialsDialog, self).__init__(WINDOW_TITLE_BASE + " - " + titleLabel, gui.mainWindow, Gtk.DialogFlags.MODAL) self.add_button(cancelButtonLabel, Gtk.ResponseType.CANCEL) self.add_button(okButtonLabel, Gtk.ResponseType.OK) contentArea = self.get_content_area() contentAlignment = Gtk.Alignment(xalign = 0.5, yalign = 0.5, xscale = 0.0, yscale = 0.0) contentAlignment.set_padding(padding_top = 4, padding_bottom = 16, padding_left = 8, padding_right = 8) contentArea.pack_start(contentAlignment, False, False, 0) contentVBox = Gtk.VBox() contentAlignment.add(contentVBox) if infoText is not None: label = Gtk.Label(infoText) label.set_alignment(0.0, 0.0) contentVBox.pack_start(label, False, False, 0) tableAlignment = Gtk.Alignment(xalign = 0.5, yalign = 0.5, xscale = 0.0, yscale = 0.0) tableAlignment.set_padding(padding_top = 24, padding_bottom = 0, padding_left = 0, padding_right = 0) table = Gtk.Table(3, 2) table.set_row_spacings(4) table.set_col_spacings(16) table.set_homogeneous(False) tableAlignment.add(table) contentVBox.pack_start(tableAlignment, True, True, 0) label = Gtk.Label(userNameLabel) label.set_use_underline(True) label.set_alignment(0.0, 0.5) table.attach(label, 0, 1, 0, 1) self._userName = Gtk.Entry() self._userName.set_width_chars(16) # FIXME: enabled the OK button only when there is something in thr # user name and password fields #self._userName.connect("changed", # lambda button: self._updateForwardButton()) self._userName.set_tooltip_text(userNameTooltip) self._userName.set_text(userName) table.attach(self._userName, 1, 2, 0, 1) label.set_mnemonic_widget(self._userName) label = Gtk.Label(passwordLabel) label.set_use_underline(True) label.set_alignment(0.0, 0.5) table.attach(label, 0, 1, 1, 2) self._password = Gtk.Entry() self._password.set_visibility(False) #self._password.connect("changed", # lambda button: self._updateForwardButton()) self._password.set_tooltip_text(passwordTooltip) self._password.set_text(password) table.attach(self._password, 1, 2, 1, 2) label.set_mnemonic_widget(self._password) if rememberPassword is not None: self._rememberButton = Gtk.CheckButton(rememberLabel) self._rememberButton.set_use_underline(True) self._rememberButton.set_tooltip_text(rememberTooltip) self._rememberButton.set_active(rememberPassword) table.attach(self._rememberButton, 1, 2, 2, 3, ypadding = 8) else: self._rememberButton = None @property def userName(self): """Get the user name entered.""" return self._userName.get_text() @property def password(self): """Get the password entered.""" return self._password.get_text() @property def rememberPassword(self): """Get whether the password is to be remembered.""" return None if self._rememberButton is None \ else self._rememberButton.get_active() def run(self): """Run the dialog.""" self.show_all() response = super(CredentialsDialog, self).run() self.hide() return response #------------------------------------------------------------------------------ GObject.signal_new("integer-changed", IntegerEntry, GObject.SIGNAL_RUN_FIRST, None, (object,)) #------------------------------------------------------------------------------ PROGRAM_NAME = "MAVA Logger X" WINDOW_TITLE_BASE = PROGRAM_NAME + " " + _const.VERSION if secondaryInstallation: WINDOW_TITLE_BASE += " (" + xstr("secondary") + ")" #------------------------------------------------------------------------------ # A mapping of aircraft types to their screen names aircraftNames = { _const.AIRCRAFT_B736 : xstr("aircraft_b736"), _const.AIRCRAFT_B737 : xstr("aircraft_b737"), _const.AIRCRAFT_B738 : xstr("aircraft_b738"), _const.AIRCRAFT_B738C : xstr("aircraft_b738c"), _const.AIRCRAFT_B732 : xstr("aircraft_b732"), _const.AIRCRAFT_B733 : xstr("aircraft_b733"), _const.AIRCRAFT_B734 : xstr("aircraft_b734"), _const.AIRCRAFT_B735 : xstr("aircraft_b735"), _const.AIRCRAFT_DH8D : xstr("aircraft_dh8d"), _const.AIRCRAFT_B762 : xstr("aircraft_b762"), _const.AIRCRAFT_B763 : xstr("aircraft_b763"), _const.AIRCRAFT_CRJ2 : xstr("aircraft_crj2"), _const.AIRCRAFT_F70 : xstr("aircraft_f70"), _const.AIRCRAFT_DC3 : xstr("aircraft_dc3"), _const.AIRCRAFT_T134 : xstr("aircraft_t134"), _const.AIRCRAFT_T154 : xstr("aircraft_t154"), _const.AIRCRAFT_YK40 : xstr("aircraft_yk40"), _const.AIRCRAFT_B462 : xstr("aircraft_b462") } #------------------------------------------------------------------------------ aircraftFamilyNames = { _const.AIRCRAFT_FAMILY_B737NG: xstr("aircraft_family_b737ng"), _const.AIRCRAFT_FAMILY_B737CL: xstr("aircraft_family_b737cl"), _const.AIRCRAFT_FAMILY_DH8D: xstr("aircraft_family_dh8d"), _const.AIRCRAFT_FAMILY_B767: xstr("aircraft_family_b767"), _const.AIRCRAFT_FAMILY_CRJ2: xstr("aircraft_family_crj2"), _const.AIRCRAFT_FAMILY_F70: xstr("aircraft_family_f70"), _const.AIRCRAFT_FAMILY_DC3: xstr("aircraft_family_dc3"), _const.AIRCRAFT_FAMILY_T134: xstr("aircraft_family_t134"), _const.AIRCRAFT_FAMILY_T154: xstr("aircraft_family_t154"), _const.AIRCRAFT_FAMILY_YK40: xstr("aircraft_family_yk40"), _const.AIRCRAFT_FAMILY_B462: xstr("aircraft_family_b462") } #------------------------------------------------------------------------------ def formatFlightLogLine(timeStr, line): """Format the given flight log line.""" """Format the given line for flight logging.""" if timeStr is not None: line = timeStr + ": " + line return line + "\n" #------------------------------------------------------------------------------ def addFaultTag(buffer): """Add a tag named 'fault' to the given buffer.""" buffer.create_tag("fault", foreground="red", weight=Pango.Weight.BOLD) #------------------------------------------------------------------------------ def appendTextBuffer(buffer, text, isFault = False): """Append the given line at the end of the given text buffer. If isFault is set, use the tag named 'fault'.""" insertTextBuffer(buffer, buffer.get_end_iter(), text, isFault) #------------------------------------------------------------------------------ def insertTextBuffer(buffer, iter, text, isFault = False): """Insert the given line into the given text buffer at the given iterator. If isFault is set, use the tag named 'fault' else use the tag named 'normal'.""" line = iter.get_line() buffer.insert(iter, text) iter0 = buffer.get_iter_at_line(line) iter1 = buffer.get_iter_at_line(line+1) if isFault: buffer.apply_tag_by_name("fault", iter0, iter1) else: buffer.remove_all_tags(iter0, iter1) #------------------------------------------------------------------------------ def askYesNo(question, parent = None, title = WINDOW_TITLE_BASE): """Ask a Yes/No question. Return a boolean indicating the answer.""" dialog = Gtk.MessageDialog(parent = parent, type = Gtk.MessageType.QUESTION, message_format = question) dialog.add_button(xstr("button_no"), Gtk.ResponseType.NO) dialog.add_button(xstr("button_yes"), Gtk.ResponseType.YES) dialog.set_title(title) result = dialog.run() dialog.hide() return result==Gtk.ResponseType.YES #------------------------------------------------------------------------------ def errorDialog(message, parent = None, secondary = None, title = WINDOW_TITLE_BASE): """Display an error dialog box with the given message.""" dialog = Gtk.MessageDialog(parent = parent, type = Gtk.MessageType.ERROR, message_format = message) dialog.add_button(xstr("button_ok"), Gtk.ResponseType.OK) dialog.set_title(title) if secondary is not None: dialog.format_secondary_markup(secondary) dialog.run() dialog.hide() #------------------------------------------------------------------------------ def communicationErrorDialog(parent = None, title = WINDOW_TITLE_BASE): """Display a communication error dialog.""" errorDialog(xstr("error_communication"), parent = parent, secondary = xstr("error_communication_secondary"), title = title) #------------------------------------------------------------------------------ def createFlightTypeComboBox(): flightTypeModel = Gtk.ListStore(str, int) for type in _const.flightTypes: name = "flighttype_" + _const.flightType2string(type) flightTypeModel.append([xstr(name), type]) flightType = Gtk.ComboBox(model = flightTypeModel) renderer = Gtk.CellRendererText() flightType.pack_start(renderer, True) flightType.add_attribute(renderer, "text", 0) return flightType #------------------------------------------------------------------------------ def getTextViewText(textView): """Get the text from the given text view.""" buffer = textView.get_buffer() return buffer.get_text(buffer.get_start_iter(), buffer.get_end_iter(), True) #------------------------------------------------------------------------------