Current File : //usr/share/hplip/ui5/printernamecombobox.py
# -*- coding: utf-8 -*-
#
# (c) Copyright 2001-2015 HP Development Company, L.P.
#
# 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
#
# Author: Don Welch
#
# Std Lib
#import sys
# Local
from base.g import *
from .ui_utils import *
from base import device
from base.sixext import to_unicode
# Qt
from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
PRINTERNAMECOMBOBOX_TYPE_PRINTER_ONLY = 0
PRINTERNAMECOMBOBOX_TYPE_FAX_ONLY = 1
PRINTERNAMECOMBOBOX_TYPE_PRINTER_AND_FAX = 2
class PrinterNameComboBox(QWidget):
PrinterNameComboBox_currentChanged = pyqtSignal(str, str)
PrinterNameComboBox_noPrinters = pyqtSignal()
def __init__(self, parent):
QWidget.__init__(self, parent)
self.printer_name = ''
self.device_uri = ''
self.printer_index = {}
self.initial_printer = None
self.updating = False
self.typ = PRINTERNAMECOMBOBOX_TYPE_PRINTER_ONLY
self.user_settings = UserSettings()
self.user_settings.load()
self.user_settings.debug()
self.initUi()
def initUi(self):
#print "PrinterNameComboBox.initUi()"
HBoxLayout = QHBoxLayout(self)
HBoxLayout.setObjectName("HBoxLayout")
self.NameLabel = QLabel(self)
self.NameLabel.setObjectName("NameLabel")
HBoxLayout.addWidget(self.NameLabel)
SpacerItem = QSpacerItem(20, 20, QSizePolicy.Minimum, QSizePolicy.Minimum)
HBoxLayout.addItem(SpacerItem)
self.ComboBox = QComboBox(self)
sizePolicy = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Preferred)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.ComboBox.sizePolicy().hasHeightForWidth())
self.ComboBox.setSizePolicy(sizePolicy)
self.ComboBox.setObjectName("ComboBox")
HBoxLayout.addWidget(self.ComboBox)
self.NameLabel.setText(self.__tr("Printer:"))
#self.connect(self.ComboBox, SIGNAL("currentIndexChanged(int)"),
# self.ComboBox_currentIndexChanged)
# self.connect(self.ComboBox, SIGNAL("currentIndexChanged(const QString &)"),
# self.ComboBox_currentIndexChanged)
self.ComboBox.currentIndexChanged["const QString &"].connect(self.ComboBox_currentIndexChanged)
def setType(self, typ):
if typ in (PRINTERNAMECOMBOBOX_TYPE_PRINTER_ONLY,
PRINTERNAMECOMBOBOX_TYPE_FAX_ONLY,
PRINTERNAMECOMBOBOX_TYPE_PRINTER_AND_FAX):
self.typ = typ
def setInitialPrinter(self, printer_name):
self.initial_printer = printer_name
def updateUi(self):
#print "PrinterNameComboBox.updateUi()"
if self.typ == PRINTERNAMECOMBOBOX_TYPE_PRINTER_ONLY:
self.NameLabel.setText(self.__tr("Printer Name:"))
be_filter = ['hp']
elif self.typ == PRINTERNAMECOMBOBOX_TYPE_FAX_ONLY:
self.NameLabel.setText(self.__tr("Fax Name:"))
be_filter = ['hpfax']
else: # PRINTERNAMECOMBOBOX_TYPE_PRINTER_AND_FAX
self.NameLabel.setText(self.__tr("Printer/Fax Name:"))
be_filter = ['hp', 'hpfax']
self.printers = device.getSupportedCUPSPrinters(be_filter)
self.printer_index.clear() # = {}
if self.printers:
if self.initial_printer is None:
#user_conf.get('last_used', 'printer_name')
self.initial_printer = self.user_settings.last_used_printer
self.updating = True
try:
k = 0
for i, p in enumerate(self.printers):
self.printer_index[p.name] = p.device_uri
self.ComboBox.insertItem(i, p.name)
if self.initial_printer is not None and to_unicode(p.name).lower() == to_unicode(self.initial_printer).lower():
self.initial_printer = None
k = i
self.ComboBox.setCurrentIndex(-1)
finally:
self.updating = False
self.ComboBox.setCurrentIndex(k)
else:
# self.emit(SIGNAL("PrinterNameComboBox_noPrinters"))
self.PrinterNameComboBox_noPrinters.emit()
def ComboBox_currentIndexChanged(self, t):
self.printer_name = to_unicode(t)
if self.updating:
return
self.device_uri = self.printer_index[self.printer_name]
#user_conf.set('last_used', 'printer_name', self.printer_name)
self.user_settings.last_used_printer = self.printer_name
self.user_settings.save()
# self.emit(SIGNAL("PrinterNameComboBox_currentChanged"), self.device_uri, self.printer_name)
self.PrinterNameComboBox_currentChanged.emit(self.device_uri, self.printer_name)
def __tr(self,s,c = None):
return qApp.translate("PrinterNameComboBox",s,c)
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