#
#  Copyright (C) 2016 STFC Rutherford Appleton Laboratory, UK.
#
#  Author: David Waterman
#  Acknowledgements: based on code by Graeme Winter and Martin Noble.
#

from PyQt4 import QtGui,QtCore

from CCP4TaskWidget import CTaskWidget
import CCP4Container
import CCP4Utils
import CCP4Modules

import xia2_dials_gui
class xia2_xds_gui(xia2_dials_gui.xia2_dials_gui):

    # Subclass CTaskWidget to give specific task window
    TASKTITLE='Automated integration of images with XDS using xia2'
    DESCRIPTION='Select a directory containing images and integrate them'
    TASKNAME = 'xia2_xds'
    TASKMODULE = 'data_processing'
    TASKVERSION = 0.0
    RANK=1
    SHORTTASKTITLE = 'xia2/xds'
    TASKVERSION = 0.1

    def drawContents(self):

      # Try to find dependencies
      failed = []
      for cmd in ['xds','xscale']:
        tst = CCP4Modules.PREFERENCES().EXEPATHLIST.getExecutable(cmd)
        if CCP4Utils.which(tst) is None: failed.append(cmd)

      if len(failed) > 0:
        self.openFolder(folderFunction='inputData')
        for cmd in failed:
          self.createLine(['warning', '{0} has not been found.'.format(cmd)])

        self.createLine(['warning', ('Please ensure the required software '
          'is installed and either in the search path or added to '
          'the Preferences, under Other Software')])
        return

      super(xia2_xds_gui, self).drawContents()