ui/unloadform.py

   1 # -*- coding: utf-8 -*-
   2 #
   3 # (c) Copyright 2001-2009 Hewlett-Packard Development Company, L.P.
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 2 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  18 #
  19 # Author: Don Welch
  20 #
  21
  22 # Std Lib
  23 import os, os.path
  24 import operator
  25
  26 # Local
  27 from base.g import *
  28 from base import utils, device
  29 from prnt import cups
  30 from ui_utils import load_pixmap
  31
  32 # Qt
  33 from qt import *
  34 from scrollunload import ScrollUnloadView
  35
  36
  37 class UnloadForm(QMainWindow):
  38     def __init__(self, bus=['usb', 'par'], device_uri=None, printer_name=None,
  39                  parent=None, name=None, fl=0):
  40
  41         QMainWindow.__init__(self,parent,name,fl)
  42
  43         self.pc = None
  44         self.device_uri = device_uri
  45         self.printer_name = printer_name
  46         self.init_failed = False
  47
  48         self.setIcon(load_pixmap('hp_logo', '128x128'))
  49
  50         self.setCentralWidget(QWidget(self,"qt_central_widget"))
  51         self.FormLayout = QGridLayout(self.centralWidget(),1,1,11,6,"FormLayout")
  52
  53         self.languageChange()
  54
  55         self.resize(QSize(600,480).expandedTo(self.minimumSizeHint()))
  56         self.clearWState(Qt.WState_Polished)
  57
  58         if self.device_uri and self.printer_name:
  59             log.error("You may not specify both a printer (-p) and a device (-d).")
  60             self.device_uri, self.printer_name = None, None
  61
  62         if not self.device_uri and not self.printer_name:
  63             probed_devices = device.probeDevices(bus=bus, filter={'pcard-type': (operator.eq, 1)})
  64             cups_printers = cups.getPrinters()
  65             log.debug(probed_devices)
  66             log.debug(cups_printers)
  67             max_deviceid_size, x, devices = 0, 0, {}
  68
  69             for d in probed_devices:
  70                 if d.startswith('hp:'):
  71                     printers = []
  72                     for p in cups_printers:
  73                         if p.device_uri == d:
  74                             printers.append(p.name)
  75                     devices[x] = (d, printers)
  76                     x += 1
  77                     max_deviceid_size = max(len(d), max_deviceid_size)
  78
  79             if x == 0:
  80                 from nodevicesform import NoDevicesForm
  81                 self.FailureUI(self.__tr("<p><b>No devices found that support photo card access.</b><p>Please make sure your device is properly installed and try again."))
  82                 self.init_failed = True
  83
  84             elif x == 1:
  85                 log.info(log.bold("Using device: %s" % devices[0][0]))
  86                 self.device_uri = devices[0][0]
  87
  88             else:
  89                 from choosedevicedlg import ChooseDeviceDlg
  90                 dlg = ChooseDeviceDlg(devices)
  91                 if dlg.exec_loop() == QDialog.Accepted:
  92                     self.device_uri = dlg.device_uri
  93                 else:
  94                     self.init_failed = True
  95
  96         self.dbus_avail, self.service, session_bus = device.init_dbus()
  97
  98         self.UnloadView = ScrollUnloadView(self.service,
  99             self.centralWidget(), self, "UnloadView")
 100
 101         self.FormLayout.addWidget(self.UnloadView,0,0)
 102
 103
 104         if not self.init_failed:
 105             try:
 106                 self.cur_device = device.Device(device_uri=self.device_uri,
 107                                                  printer_name=self.printer_name)
 108             except Error, e:
 109                 log.error("Invalid device URI or printer name.")
 110                 self.FailureUI("<b>Invalid device URI or printer name.</b><p>Please check the parameters to hp-print and try again.")
 111                 self.init_failed = True
 112
 113             else:
 114                 self.device_uri = self.cur_device.device_uri
 115                 user_conf.set('last_used', 'device_uri', self.device_uri)
 116
 117                 log.debug(self.device_uri)
 118
 119                 self.statusBar().message(self.device_uri)
 120
 121
 122         QTimer.singleShot(0, self.initialUpdate)
 123
 124
 125     def initialUpdate(self):
 126         if self.init_failed:
 127             self.close()
 128             return
 129
 130         self.UnloadView.onDeviceChange(self.cur_device)
 131
 132     def FailureUI(self, error_text):
 133         log.error(unicode(error_text).replace("<b>", "").replace("</b>", "").replace("<p>", " "))
 134         QMessageBox.critical(self,
 135                              self.caption(),
 136                              error_text,
 137                               QMessageBox.Ok,
 138                               QMessageBox.NoButton,
 139                               QMessageBox.NoButton)
 140
 141
 142     def languageChange(self):
 143         self.setCaption(self.__tr("HP Device Manager - Unload Photo Card"))
 144
 145     def __tr(self,s,c = None):
 146         return qApp.translate("UnloadForm",s,c)
 147