#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# (c) Copyright 2003-2015 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
#

__version__ = '1.0'
__title__ = 'Printer Line Feed Calibration Utility'
__mod__ = 'hp-linefeedcal'
__doc__ = "Line feed calibration utility for HPLIP supported inkjet printers. (Note: Most printers do not require the use of this utility)."

#Std Lib
import sys
import re
import getopt
import time
import operator
import os

# Local
from base.g import *
from base import device, utils, maint, tui, module
from prnt import cups

try:
    mod = module.Module(__mod__, __title__, __version__, __doc__, None,
                        (GUI_MODE,), (UI_TOOLKIT_QT4,), False, False, True)

    mod.setUsage(module.USAGE_FLAG_DEVICE_ARGS,
                 see_also_list=['hp-align', 'hp-clean', 'hp-colorcal',
                                'hp-pqdiag'])

    opts, device_uri, printer_name, mode, ui_toolkit, lang = \
        mod.parseStdOpts()

    device_uri = mod.getDeviceUri(device_uri, printer_name,
        filter={'linefeed-cal-type': (operator.gt, 0)})

    if not device_uri:
        sys.exit(1)

    if not utils.canEnterGUIMode4():
        log.error("%s -u/--gui requires Qt4 GUI support. Exiting." % __mod__)
        sys.exit(1)

    try:
        from PyQt4.QtGui import QApplication
        from ui4.linefeedcaldialog import LineFeedCalDialog
    except ImportError:
        log.error("Unable to load Qt4 support. Is it installed?")
        sys.exit(1)


    #try:
    if 1:
        app = QApplication(sys.argv)
        dlg = LineFeedCalDialog(None, device_uri)
        dlg.show()
        try:
            log.debug("Starting GUI loop...")
            app.exec_()
        except KeyboardInterrupt:
            sys.exit(0)

    #finally:
    if 1:
        sys.exit(0)



except KeyboardInterrupt:
    log.error("User exit")

log.info("")
log.info("Done.")

