ui/printerform.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 # Authors: Don Welch
  20
  21 # Std Lib
  22
  23 # Local
  24 from base.g import *
  25 from base.codes import *
  26 from base import utils, device
  27 from prnt import cups
  28 from ui_utils import load_pixmap
  29
  30 # Qt
  31 from qt import *
  32 from scrollprint import ScrollPrintView
  33
  34
  35
  36 class PrinterForm(QMainWindow):
  37     def __init__(self, printer_name=None, args=None,
  38                  parent=None,name=None,modal=0,fl=0):
  39
  40         QMainWindow.__init__(self,parent,name,fl)
  41
  42         self.printer_name = printer_name
  43         self.file_list = []
  44         self.args = args
  45         self.init_failed = False
  46
  47         self.statusBar()
  48
  49         self.setIcon(load_pixmap('hp_logo', '128x128'))
  50
  51         if not name:
  52             self.setName("PrinterForm")
  53
  54         self.setCentralWidget(QWidget(self,"qt_central_widget"))
  55         self.FormLayout = QGridLayout(self.centralWidget(),1,1,11,6,"FormLayout")
  56         self.resize(QSize(600,480).expandedTo(self.minimumSizeHint()))
  57         self.clearWState(Qt.WState_Polished)
  58         self.languageChange()
  59
  60         self.cups_printers = device.getSupportedCUPSPrinters()
  61         log.debug(self.cups_printers)
  62
  63         if  not self.printer_name: # no -p provided
  64             t = device.probeDevices(['cups'])
  65             probed_devices = []
  66
  67             for d in t:
  68                 if d.startswith('hp:'):
  69                     probed_devices.append(d)
  70
  71             log.debug(probed_devices)
  72
  73             max_deviceid_size, x, devices = 0, 0, {}
  74
  75             for d in probed_devices:
  76                 printers = []
  77                 for p in self.cups_printers:
  78                     if p.device_uri == d:
  79                         printers.append(p.name)
  80                 devices[x] = (d, printers)
  81                 x += 1
  82                 max_deviceid_size = max(len(d), max_deviceid_size)
  83
  84             if x == 0:
  85                 from nodevicesform import NoDevicesForm
  86                 self.FailureUI(self.__tr("<p><b>No devices found.</b><p>Please make sure your device is properly installed and try again."))
  87                 self.init_failed = True
  88
  89             elif x == 1:
  90                 log.info(log.bold("Using device: %s" % devices[0][0]))
  91                 self.device_uri = devices[0][0]
  92
  93             else:
  94                 from chooseprinterdlg import ChoosePrinterDlg
  95                 dlg = ChoosePrinterDlg(self.cups_printers)
  96                 if dlg.exec_loop() == QDialog.Accepted:
  97                     self.printer_name = dlg.printer_name
  98                     self.device_uri = dlg.device_uri
  99                 else:
 100                     self.init_failed = True
 101
 102         else: # -p provided
 103             for p in self.cups_printers:
 104                 if p.name == self.printer_name:
 105                     self.device_uri = p.device_uri
 106                     break
 107             else:
 108                 self.FailureUI("<b>Invalid printer name.</b><p>Please check the parameters to hp-print and try again.")
 109                 self.init_failed = True
 110
 111
 112         if not self.init_failed:
 113             self.PrintView = ScrollPrintView(None, self.centralWidget(), self, "PrintView")
 114             self.FormLayout.addWidget(self.PrintView,0,0)
 115
 116             try:
 117                 self.cur_device = device.Device(device_uri=self.device_uri,
 118                                                  printer_name=self.printer_name)
 119             except Error, e:
 120                 log.error("Invalid device URI or printer name.")
 121                 self.FailureUI("<b>Invalid device URI or printer name.</b><p>Please check the parameters to hp-print and try again.")
 122                 self.init_failed = True
 123
 124             else:
 125                 self.device_uri = self.cur_device.device_uri
 126                 user_conf.set('last_used', 'device_uri', self.device_uri)
 127
 128                 log.debug(self.device_uri)
 129
 130                 self.statusBar().message(self.device_uri)
 131
 132         QTimer.singleShot(0, self.InitialUpdate)
 133
 134
 135     def InitialUpdate(self):
 136         if self.init_failed:
 137             self.close()
 138             return
 139
 140         self.PrintView.onDeviceChange(self.cur_device)
 141
 142         if self.args is not None:
 143             for f in self.args:
 144                 self.PrintView.addFile(f)
 145
 146         if self.printer_name is not None:
 147             self.PrintView.onPrinterChange(self.printer_name)
 148
 149
 150     def FailureUI(self, error_text):
 151         log.error(unicode(error_text).replace("<b>", "").replace("</b>", "").replace("<p>", " "))
 152         QMessageBox.critical(self,
 153                              self.caption(),
 154                              error_text,
 155                               QMessageBox.Ok,
 156                               QMessageBox.NoButton,
 157                               QMessageBox.NoButton)
 158
 159
 160     def languageChange(self):
 161         self.setCaption(self.__tr("HP Device Manager - Print"))
 162
 163
 164     def __tr(self,s,c = None):
 165         return qApp.translate("PrinterForm",s,c)