#!/usr/bin/env python
# -*- coding: utf-8 -*-
#--------------------------------------------------------------------------------#
# This file is part of the PALM model system.
#
# PALM 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 3 of the License, or (at your option) any later version.
#
# PALM 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
# PALM. If not, see <http://www.gnu.org/licenses/>.
#
# Copyright 1997-2020  Leibniz Universitaet Hannover
#--------------------------------------------------------------------------------#
#
# Current revisions:
# -----------------
# 
# 
# Former revisions:
# -----------------
# $Id: palmrungui 4482 2020-04-01 13:17:50Z sebschub $
# Added possibility to delete all files in a directory and option to create
# blank new jobs
# 
# 4481 2020-03-31 18:55:54Z maronga
# Bugfixes: - reading history lines discard button caused error message
#           - deleting of USER_CODE files did not work
# 
# 4470 2020-03-24 06:52:19Z maronga
# Added file size output, more I/O functionalities, new/removed buttons
# 
# 4428 2020-02-27 11:43:53Z maronga
# Bugfix for update button
# 
# 4427 2020-02-27 11:29:51Z maronga
# Small fixes and adjustments
# 
# 4420 2020-02-24 14:13:56Z maronga
# Bugfix: minor fixes related to start buttons
# 
# 4411 2020-02-18 14:28:02Z maronga
# Added new features: individual tag for submitted runs, automatic finding of
# configuration, start of palmbuild from GUI
# 
# 4405 2020-02-12 19:11:11Z maronga
# Major revisions: New layout. Merged with palm job manager (palm_jm).
# Minor revisions: Misc. bugs fixed.
# 
# 4394 2020-02-04 21:40:38Z maronga
# Bugfix: harmonized naming convention of configuration files
# 
# 4393 2020-02-04 21:24:48Z maronga
# Removed PALM_BIN dependency and os calls 
# 
# 3487 2018-11-05 07:18:02Z maronga
# Renamed options -d and -h to -r and -c.
# 
# 2825 2018-02-20 21:48:27Z maronga
# Adjusted to work with newest version of palmrun
# 
# 2718 2018-01-02 08:49:38Z maronga
# Corrected "Former revisions" section
# 
# 2696 2017-12-14 17:12:51Z kanani
# Change in file header (GPL part)
#
# 2484 2017-09-20 14:22:42Z maronga
# Added PALM logo
# 
# 2480 2017-09-19 06:24:14Z maronga
# option -A (project account number) added
# 
# 2477 2017-09-18 08:42:29Z maronga
# Renamed restart run appendix from "f" to "r". Bugfix for displaying restart runs.>
# Revised list of recently submitted jobs
# 
# 2413 2017-09-06 12:48:29Z maronga
# Renamed to palmrungui and adapted for use with palmrun instead of mrun.
# 
# 2316 2017-07-20 07:53:42Z maronga
# Initial revision in python
# 
# 
#
# Description:
# ------------
# Graphical user interface for the palmrun script.
# @author Felix Gaschler
# @author Björn Maronga (maronga@muk.uni-hannover.de)
#
# Instructions:
# -------------
#
#------------------------------------------------------------------------------!

import sys
import subprocess
from PyQt4 import QtCore, QtGui, uic
from PyQt4.QtCore import QProcess,pyqtSlot,SIGNAL,SLOT
from time import strftime
import os
import shutil

global update_frequency
update_frequency = 5*60000

# Determine PALM directories
try: 
   devnull = open(os.devnull, 'w')      
   palm_dir = os.getcwd()
   palm_bin = palm_dir + '/trunk/SCRIPTS'
   palm_source = palm_dir + '/trunk/SOURCE'
   job_dir = palm_dir + '/JOBS'
   user_dir = palm_dir + '/USER_CODE'
   with open(palm_bin + '/palmrungui', 'r') as fh:
      # file found
      out = None
except:   
   print "Error. palmrungui probably called in wrong directory."
   raise SystemExit


# returns the human readable file size of filename
def file_size(filename, suffix='B'):
   size_raw = os.stat(filename).st_size
   for unit in [' ',' K',' M',' G',' T']:
      if abs(size_raw) < 1024.0:
         return "%i%s%s" % (size_raw, unit, suffix)
      size_raw /= 1024.0
   return "%.1f%s%s" % (num, 'Y', suffix)



palmrunline = ""
set_list = []

Ui_MainWindow = uic.loadUiType("%s/palmrungui_files/mainwindow.ui" % (palm_bin))[0]
Ui_helpDialog = uic.loadUiType("%s/palmrungui_files/help.ui" % (palm_bin))[0]
Ui_aboutDialog = uic.loadUiType("%s/palmrungui_files/about.ui" % (palm_bin))[0]

class HelpDialog(QtGui.QDialog,Ui_helpDialog):
    def __init__(self, parent=None):
        super(HelpDialog,self).__init__()
        self.setupUi(self)
        
class AboutDialog(QtGui.QDialog,Ui_aboutDialog):
    def __init__(self, parent=None):
        super(AboutDialog,self).__init__()
        self.setupUi(self)        

class Mainwindow(QtGui.QMainWindow, Ui_MainWindow):
    def __init__(self, parent=None):
        super(Mainwindow, self).__init__()
        self.setupUi(self)
    
        self.palm_logo.setPixmap(QtGui.QPixmap(palm_bin + "/palmrungui_files/logo.png"))        
        
        with open(palm_bin + "/palmrungui") as search:
           for line in search:
              line = line.rstrip()
              if "$Id" in line:
                 version = "Version: r" + line.split(" ")[3] + " (" + line.split(" ")[4] + ")"
                 self.groupBox.findChild(QtGui.QLabel,"label_version").setText(version)
                 break
        
        self.recent_jobs(50)
        self.load_jobs()

        # look up configuration files and add to combo box
        
        self.group_execution.findChild(QtGui.QComboBox,"combo_configuration").addItem("")
        
        for files in os.listdir(palm_dir):
           if files.startswith(".palm.config"):
              tmpstring = filter(None,files.split(".palm.config."))[0]
              self.group_execution.findChild(QtGui.QComboBox,"combo_configuration").addItem(tmpstring)

        commandline = self.groupBox.findChild(QtGui.QLineEdit,"commandline")
        commandline.setText("")
        
        self.tabWidget.setCurrentIndex(0)  
        
        
        filename = "%s/.palmrungui.default" % (palm_dir)  
        if os.path.exists(filename):
            pass
        else:
            return
        
        file = open(filename, "r")
        if ( file is not None ):
            # File opened successfully
            palmrunline = file.readline()
            #if neue zeile zeichen
            palmrunline = palmrunline[:len(palmrunline)-1]
            file.close() 

        # In case a palmrunline was found, load it to mainwindow
        if ( palmrunline != ""):
            palmrunline = palmrunline[17:] 
            commandline.setText(palmrunline)
            self.setup_gui(palmrunline)


        QtGui.QApplication.processEvents()


        # Start refresh timer. On timeout perform update
        self.timer = QtCore.QTimer(self)
        self.timer.timeout.connect(self.update_all)
        self.timer.setSingleShot(False)
        self.timer.start(update_frequency)

        # The timetimer counts the time since last update
        self.timetimer= QtCore.QElapsedTimer()
        self.timetimer.start()

        # The labeltimer induces the update of the remaining time in the UI
        self.labeltimer = QtCore.QTimer(self)
        self.labeltimer.timeout.connect(self.UpdatePush)
        self.labeltimer.setSingleShot(False)

        # Update in the UI will be performed at each 1/10 of the update interval
        self.labeltimer.start(update_frequency/10)
        self.push_update.setText("Update (" + str(int(update_frequency/1000/60)) + " min)")

    # starts xterm with palmrun commandline
    #######################################
    def startpalmrun(self):
        palmrunline = str(self.groupBox.findChild(QtGui.QLineEdit,"commandline").text())
        userline    = str(self.group_advanced.findChild(QtGui.QLineEdit,"line_user").text())
        
        # Check for empty line
        palmrunline_save = palmrunline
        if (userline != ""):
            palmrunline = "%s %s" % (palmrunline,userline)
        history_line = palmrunline       
        
        # Disable the main window
        self.tabWidget.setEnabled(False)
        self.groupBox.findChild(QtGui.QPushButton,"button_start").setEnabled(False)
        self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setEnabled(False)
        self.groupBox.findChild(QtGui.QPushButton,"button_start").setText("wait...")      
        self.groupBox.findChild(QtGui.QLineEdit,"commandline").setText("Executing palmrun in xterm...")        

        # Wait until all commands have been executed (ugly) ?
        #for i in range(0,21):
        #    qApp->processEvents()       

        # Start xterm as QProcess
        palmrun = QProcess()
        palmrun.setProcessChannelMode(QProcess.MergedChannels) # mergedChannels
        palmrun.setWorkingDirectory(palm_dir)

        geomet = self.frameGeometry()

        posx = geomet.x()+geomet.width()
        posy = geomet.y()

        if ( os.path.isfile("palmrungui.log") ):
           os.remove("palmrungui.log")

        s = " -title \"Executing palmrun...\" -fa \"Monospace\" -l -lf \"palmrungui.log\" -fs 11 -geometry \"80x38+%d+%d\" -e \"" % (posx,posy)
        palmrunline = "%s%s ;echo -n '--> Press enter to continue...';read yesno\"</dev/stdin" % (s, palmrunline.replace("\"","\'"))

        mString = "xterm %s" % (palmrunline)
        palmrun.start(mString)

        if( palmrun.waitForStarted() is False ):
            return

        # Wait until palmrun has finished or wait for 200 minutes
        palmrun.waitForFinished(3600000)        

        # Jobs has been submitted or aborted. Continuing...
        # Save the palmrun command to history file
        filename = "%s/.palmrungui.history" % (palm_dir)
        tmstamp = strftime("%Y/%m/%d %H:%M")
        tag = str(self.groupBox.findChild(QtGui.QLineEdit,"line_tag").text())
    
        file = open(filename,"a")
        s = "%s %s (%s)\n" % (tmstamp,history_line,tag)
        file.write(s)
        file.close()              
        
        # Enable main window again
        self.tabWidget.setEnabled(True)
        self.groupBox.findChild(QtGui.QPushButton,"button_start").setEnabled(True)
        self.groupBox.findChild(QtGui.QPushButton,"button_start").setText("palmrun") 
        self.groupBox.findChild(QtGui.QLineEdit,"commandline").setText(palmrunline_save)
        self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setEnabled(True)
        
        # Reload recent jobs
        self.recent_jobs(50)
        
        
       
    # Update the label
    def UpdatePush(self):
        remaining_time = (update_frequency - self.timetimer.elapsed()) / 1000 / 60
        self.push_update.setText("Update (" + str(remaining_time) + " min)")


    # starts xterm with palmbuild commandline
    #######################################
    def startpalmbuild(self):
        palmbuildline = 'palmbuild -c ' + str(self.group_execution.findChild(QtGui.QComboBox, "combo_configuration").currentText())

        full_build = self.group_execution.findChild(QtGui.QCheckBox,"check_rebuild").checkState()

        if ( full_build == 2 ):
           for filename in os.listdir(palm_source):
              os.utime(palm_source + "/" + filename, None)

        palmrunline_save = str(self.groupBox.findChild(QtGui.QLineEdit,"commandline").text())

        # Disable the main window
        palmbuildline_save = palmbuildline
        self.tabWidget.setEnabled(False)
        self.groupBox.findChild(QtGui.QPushButton,"button_start").setEnabled(False)
        self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setEnabled(False)  
        self.groupBox.findChild(QtGui.QPushButton,"button_start").setText("wait...")  
        self.group_execution.findChild(QtGui.QPushButton,"button_palmbuild").setText("wait...") 
        self.groupBox.findChild(QtGui.QLineEdit,"commandline").setText("Executing palmbuild in xterm...")        
        
        # Wait until all commands have been executed (ugly) ?
        #for i in range(0,21):
        #    qApp->processEvents()       
        
        # Start xterm as QProcess
        palmbuild = QProcess()
        palmbuild.setProcessChannelMode(QProcess.MergedChannels) # mergedChannels
        palmbuild.setWorkingDirectory(palm_dir)
    
        geomet = self.frameGeometry()
        
        posx = geomet.x()+geomet.width()
        posy = geomet.y()
      
        s = " -title \"Executing palmbuild...\" -fa \"Monospace\" -fs 11 -geometry \"80x38+%d+%d\" -e \"" % (posx,posy)
        palmbuildline = "%s%s;echo -n '--> Press enter to continue...';read yesno\"</dev/stdin" % (s, palmbuildline.replace("\"","\'"))
        
        mString = "xterm %s" % (palmbuildline)
        palmbuild.start(mString)
    
        if( palmbuild.waitForStarted() is False ):
            return
        
        # Wait until palmbuild has finished or wait for 200 minutes
        palmbuild.waitForFinished(3600000)        
        
          
        
        # Enable main window again
        self.tabWidget.setEnabled(True)
        self.groupBox.findChild(QtGui.QPushButton,"button_start").setEnabled(True)
        self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setEnabled(True)
        self.groupBox.findChild(QtGui.QPushButton,"button_start").setText("palmrun") 
        self.groupBox.findChild(QtGui.QLineEdit,"commandline").setText(palmrunline_save)
        self.group_execution.findChild(QtGui.QPushButton,"button_palmbuild").setText("(re-)build")      
        # Reload recent jobs
        self.recent_jobs(50)

    # loads recent jobs 
    ######################################
    def recent_jobs(self, number):
        fileDir = "%s/.palmrungui.history" % (palm_dir)
        if os.path.exists(fileDir):
            pass
        else:
            return

        file = open(fileDir,"r")
        history = file.readlines()
        tmphistory = list()
        tmptag = list()
        file.close()
        j = 0

        list_jobname = self.group_history.findChild(QtGui.QListWidget,"list_jobname")
        list_jobname.clear()

        # Read history entries and append to recent job list
        i=len(history)-1
        count = 0
        while i>=0 and count<number:
            timestamp = history[i][:16]
            listitem = history[i][17:len(history[i])-1]
            tagitem = listitem
            configitem = listitem
            matchitems = list_jobname.findItems(listitem, QtCore.Qt.MatchExactly)

            if ( len(matchitems) == 0 ):
                listitem = filter(None,listitem.split(" -r"))[1]
                listitem = listitem.strip()
                listitem = filter(None,listitem.split(" "))[0]
                listitem = listitem.replace("\"","") 
                list_jobname.addItem(listitem)
                
                configitem = filter(None,configitem.split(" -c"))[1]
                configitem = configitem.strip()
                configitem = filter(None,configitem.split(" "))[0]
                configitem = configitem.replace("\"","") 

                s = "%s: %s (%s)" % (timestamp,listitem,configitem)
                tmphistory.append(s)
                
                
                tagitem = filter(None,tagitem.split(" ("))[1]
                tagitem = tagitem.replace(")","")  
                if ( len(tagitem) == 0 ): 
                   s = "Tag: empty"
                else:
                   s = "Tag: %s" % (tagitem)                
                tmptag.append(s)
                count = count +1

                j = j+1
                
            if ( j == number ):
                break
            i = i-1
            
        # Send to list
        list_jobname.clear()
        
        i=0
        while i<len(tmphistory):
            list_jobname.addItem(tmphistory[i])
            list_jobname.item(i).setToolTip(tmptag[i])
            i = i+1
            

    # Enables coupled settings
    ###############################
    def enable_coupled(self):
        coupledState = self.group_execution.findChild(QtGui.QComboBox, "drop_job").currentText()
        group = self.group_execution.findChild(QtGui.QGroupBox, "group_coupled")
        
        if (coupledState == "Restart run (coupled atmosphere ocean)" or coupledState == "Initial run (coupled atmosphere ocean)"):
            self.group_coupled.setEnabled(True)
        else: 
            self.group_coupled.setEnabled(False)
            

    # select a job via click from list
    #################################
    def choosejob_list(self):
        #  Get selected item from list
        list_jobname = self.group_history.findChild(QtGui.QListWidget,"list_jobname")
        filename = str(list_jobname.currentItem().text())

        timestamp = filename[:16]
        jobname = filename[18:].split(" ")[0]

        itemint = list_jobname.currentRow()

        # Reload list
        self.recent_jobs(50)
        self.load_jobs()
    
        # Set selected item to jobname
        list_jobname.item(itemint).setSelected(True)
    
        # Set selected item to jobname in "available jobs" list
        item2int = self.list_jobs.findItems(jobname,QtCore.Qt.MatchCaseSensitive)
        
        if ( item2int != [] ):
           self.list_jobs.setCurrentItem(item2int[0])
        self.update_input()
           
    
        fileDir = "%s/.palmrungui.history" % (palm_dir)
        file = open(fileDir,"r")
        history = file.readlines()
        tmphistory = list()
        file.close()        
    
        i = len(history)
        while i>=1:
            listitem = history[i-1][17:len(history[i-1])-1]
            listitem = filter(None,listitem.split(" -r"))[1]
            listitem = listitem.strip()
            listitem = filter(None,listitem.split(" "))[0]
            listitem = listitem.replace("\"","") 

            # Select command line with correct timestamp and jobname
            if (history[i-1][:16] == timestamp and listitem == jobname):
                palmrunline = history[i-1]
                palmrunline = palmrunline[17:]
                palmrunline = palmrunline[:len(palmrunline)-1]
                palmrunline = filter(None,palmrunline.split("("))[0]
                self.groupBox.findChild(QtGui.QLineEdit,"commandline").setText(palmrunline)
                
              
                tag = history[i-1].split('\n')[0]
                tag = filter(None,tag.split("("))[1]
                tag = tag.replace(")","")

                self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setText(tag)
                self.setup_gui(palmrunline)
                self.list_jobname.item(itemint).setSelected(True)    
                
                return
            i = i-1
                
    # Change run identifer (initial, restart, coupled...)
    ######################################################
    def change_rc_list(self):
        drop_job = self.group_execution.findChild(QtGui.QComboBox,"drop_job").currentText()    
        self.change_commandline("a","")
    
        # Enable PE distribution for atmosphere/ocean
        if ( drop_job == "Restart run (coupled atmosphere ocean)" or drop_job == "Initial run (coupled atmosphere ocean)"):
            drop_atmos = self.group_coupled.findChild(QtGui.QLineEdit,"line_PE_atmos").text() 
            drop_ocean = self.group_coupled.findChild(QtGui.QLineEdit,"line_PE_ocean").text() 
            s = "%s %s" % (drop_atmos,drop_ocean)
            self.change_commandline("Y",s)
    
    
        if ( drop_job == "Restart run" or drop_job == "Restart run (coupled atmosphere ocean)"):
           self.change_commandline("r","")

        # Check of ocean runs
        else:
            self.delete_commandline("Y")
            if (drop_job == "Precursor run (ocean)"):
                self.activate_flag("y")
            else:
                self.deactivate_flag("y")
            
    # changes commandline depending on parameters
    ##########################################################      
    def change_commandline(self, id_str, fwt_str):
        fwt_str = str(fwt_str) 
        initialize = False
        palmrunline = str(self.groupBox.findChild(QtGui.QLineEdit,"commandline").text())    
        s = " -%s " % (id_str)
        splitline = filter(None,palmrunline.split(s))

        if ( len(splitline) == 0 ):
                splitline.append("palmrun")
                splitline.append(" ")
                initialize = True

        elif ( len(splitline) == 1 ):
            splitline.append(" ")
        
        param = splitline[1].split("-")
    
        # Change in parameter "r" (jobname)
        if (id_str == "r"):
            filename = str(self.group_execution.findChild(QtGui.QLineEdit,"line_jobname").text())
            s = filename.split("JOBS/") 
            param[0] = s[len(s)-1]
     
            if ( initialize == True ):#and self.group_runcontrol.isEnabled() == True ):
                self.group_execution.setEnabled(True)
                self.group_execution.findChild(QtGui.QComboBox,"drop_job").setEnabled(True)
                self.group_advanced.setEnabled(True)
                self.groupBox.findChild(QtGui.QPushButton,"button_start").setEnabled(True) 
                self.menuBar.findChild(QtGui.QMenu,"menuStart").actions()[3].setEnabled(True)
                self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setEnabled(True)
            
            elif ( param[0] == ""):            
                self.group_execution.setEnabled(False)
                self.group_execution.findChild(QtGui.QComboBox,"drop_job").setEnabled(False)
                self.groupBox.findChild(QtGui.QPushButton,"button_start").setEnabled(False) 
                self.menuBar.findChild(QtGui.QMenu,"menuStart").actions()[3].setEnabled(False)
                self.group_advanced.setEnabled(False)
                self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setEnabled(True)
                self.delete_commandline("r")
                self.change_commandline("a","remove")
                return 1 
            
            else:

                self.group_execution.setEnabled(True)
                self.drop_job.setEnabled(True)
                self.group_advanced.setEnabled(True)
                   
        # Change in parameter "a" (run control list)
        elif (id_str == "a"): 
    
            drop_job = self.group_execution.findChild(QtGui.QComboBox,"drop_job").currentText()
            rc_flag = "#"
    
            if (drop_job == "Initial run"):
                rc_flag = "#"
            
            elif (drop_job == "Restart run"):            
                rc_flag = "r"
            
            elif (drop_job == "Precursor run (atmosphere)"):            
                rc_flag = "#"
            
            elif (drop_job == "Precursor run (ocean)"):            
                rc_flag = "o#"

            elif (drop_job == "Initial run (coupled atmosphere ocean)"):            
                rc_flag = "#"
            
            elif (drop_job == "Restart run (coupled atmosphere ocean)"):            
                rc_flag = "r"
            
            param[0] = "\"d3%s" % (rc_flag)
    
    
            if (drop_job == "Restart run (coupled atmosphere ocean)" or drop_job == "Initial run (coupled atmosphere ocean)"):
                if (rc_flag == "#"):
                   rc_flag = "o#"
                else:
                   rc_flag = "or"

                param[0] = "%s d3%s" % (param[0],rc_flag)
    
            status_restarts = self.group_execution.findChild(QtGui.QCheckBox,"check_restarts").checkState()

            if (status_restarts == 2):
                param[0]="%s restart" % (param[0])


            status_cycfill = self.group_execution.findChild(QtGui.QCheckBox,"check_cycfill").checkState()
    
            if (status_cycfill == 2):            
                param[0]="%s fill" % (param[0])
            
            status_svf = self.group_execution.findChild(QtGui.QCheckBox,"check_svf").checkState()
    
            if (status_svf == 2):            
                param[0]="%s svf" % (param[0])

            param[0]="%s\"" % (param[0])
 
 
            if ( fwt_str == "remove"):            
                self.delete_commandline(id_str)
                return 1
            
            else:            
                self.button_start.setEnabled(True)
                self.action_save.setEnabled(True)
                self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setEnabled(True)

        # Change in any other parameter
        else:
            if ( fwt_str != ""):            
                param[0] = "\"%s\"" % (fwt_str)
            
            else:            
                self.delete_commandline(id_str)
                return 1
                        
        # Join the new palmrunline
        splitline[1]= " -".join(param)
                
                
        s = " -%s " % (id_str)
        newpalmrunline = s.join(splitline)
    
        # Pr the new palmrunline to mainwindow
        newpalmrunline = newpalmrunline.replace("  "," ")
        self.groupBox.findChild(QtGui.QLineEdit,"commandline").setText(newpalmrunline)

    # change lineinput depending on sender
    ###################################################################################
    def change_lineinput(self):
        if ( self.sender() == self.group_execution.findChild(QtGui.QComboBox, "combo_configuration") ):
            tmptext = self.group_execution.findChild(QtGui.QComboBox, "combo_configuration").currentText()
            if tmptext.isEmpty():
               self.change_commandline("c"," ")
               self.group_execution.findChild(QtGui.QPushButton,'button_palmbuild').setEnabled(False)
            else:
               self.change_commandline("c",tmptext)
               self.group_execution.findChild(QtGui.QPushButton,'button_palmbuild').setEnabled(True)          

        elif ( self.sender() == self.group_execution.findChild(QtGui.QLineEdit,"line_q")):
            tmptext = self.group_execution.findChild(QtGui.QLineEdit,"line_q").text()
            self.change_commandline("q",tmptext)
        
        elif ( self.sender() == self.group_execution.findChild(QtGui.QLineEdit,"line_account")):
            tmptext = self.group_execution.findChild(QtGui.QLineEdit,"line_account").text()
            self.change_commandline("A",tmptext)
        
        elif ( self.sender() ==  self.group_execution.findChild(QtGui.QLineEdit,"line_pe")):
            tmptext = self.group_execution.findChild(QtGui.QLineEdit,"line_pe").text()
            self.change_commandline("X",tmptext)
        
        elif ( self.sender() == self.group_execution.findChild(QtGui.QLineEdit,"line_tpn")):
            tmptext = self.group_execution.findChild(QtGui.QLineEdit,"line_tpn").text()
            self.change_commandline("T",tmptext)
                
        elif ( self.sender() == self.group_execution.findChild(QtGui.QLineEdit,"line_time")):
            tmptext = self.group_execution.findChild(QtGui.QLineEdit,"line_time").text()
            self.change_commandline("t",tmptext)
        
        elif ( self.sender() == self.group_advanced.findChild(QtGui.QLineEdit,"line_M")):
            tmptext = self.group_advanced.findChild(QtGui.QLineEdit,"line_M").text()
            self.change_commandline("M",tmptext)
        
        elif ( self.sender() == self.group_advanced.findChild(QtGui.QLineEdit,"line_m")):
            tmptext = self.group_advanced.findChild(QtGui.QLineEdit,"line_m").text()
            self.change_commandline("m",tmptext)
        
        elif ( self.sender() == self.group_advanced.findChild(QtGui.QLineEdit,"line_D")):
            tmptext = self.group_advanced.findChild(QtGui.QLineEdit,"line_D").text()
            self.change_commandline("D",tmptext)
        
        elif ( self.sender() == self.group_advanced.findChild(QtGui.QLineEdit,"line_c")):
            tmptext = self.group_advanced.findChild(QtGui.QLineEdit,"line_c").text()
            if ( tmptext == ".palmrungui.config"):
                tmptext = ""
            self.change_commandline("c",tmptext)
        
        elif ( self.sender() == self.group_advanced.findChild(QtGui.QLineEdit,"line_s")):
            tmptext = self.group_advanced.findChild(QtGui.QLineEdit,"line_s").text()
            self.change_commandline("s",tmptext)
                
        elif ( self.sender() == self.group_advanced.findChild(QtGui.QLineEdit,"line_w")):
            tmptext = self.group_advanced.findChild(QtGui.QLineEdit,"line_w").text()
            self.change_commandline("w",tmptext)
        
        elif ( self.sender() == self.group_coupled.findChild(QtGui.QLineEdit,"line_PE_atmos") or 
               self.sender() == self.group_coupled.findChild(QtGui.QLineEdit,"line_PE_ocean")):
            t1 = self.group_coupled.findChild(QtGui.QLineEdit,"line_PE_atmos").text()
            t2 = self.group_coupled.findChild(QtGui.QLineEdit,"line_PE_ocean").text()            
            tmptext = "%s %s" % (t1,t2)
            
            self.change_commandline("Y",tmptext)

            # try catch sowas in der art
            pe1 = 0
            pe2 = 0
            
            try:
                pe1 = int(t1)
            except ValueError:            
                pass
                
            try:
                pe2 = int(t2)
            except ValueError:
                pass
                
            PE_total = pe1+pe2   
            self.group_execution.findChild(QtGui.QLineEdit,"line_pe").setText(str(PE_total))
            self.change_commandline("X",str(PE_total))
          
    # deletes parameter from commandline
    ##################################################################################### 
    def delete_commandline(self, id_str):   
        # Read palmrunline
        commandline = self.groupBox.findChild(QtGui.QLineEdit,"commandline")
        palmrunline = str(commandline.text())
        s = " -%s" % (id_str)
        splitline = filter(None,palmrunline.split(s))
        
        if ( len(splitline) == 1):
            return 1
        else:
            param = splitline[1].split("-")
            param[0] = ""
            splitline[1]= " -".join(param)
            newpalmrunline = "".join(splitline)
            newpalmrunline = newpalmrunline.replace("  "," ")
    
            # Print new palmrunline to screen
            commandline.setText(newpalmrunline)
        
    # controls flags
    ###################################################################################
    def check_flags(self):
        status = self.group_execution.findChild(QtGui.QCheckBox,"check_delete_tmp_files" ).checkState()
        if (status == 2):      
            self.activate_flag("B")
        else:
            self.deactivate_flag("B")
    
        status = self.group_execution.findChild(QtGui.QCheckBox,"check_verbose" ).checkState()
        if (status == 2):
            self.activate_flag("v") 
        else:
            self.deactivate_flag("v")
        
        status = self.group_advanced.findChild(QtGui.QCheckBox,"check_b" ).checkState() 
        if (status == 2):
            self.activate_flag("b")
        else:
            self.deactivate_flag("b")
    
        status = self.group_advanced.findChild(QtGui.QCheckBox,"check_F" ).checkState()   
        if (status == 2):
            self.activate_flag("F")
        else:
            self.deactivate_flag("F")
            
        status = self.group_advanced.findChild(QtGui.QCheckBox,"check_I" ).checkState() 
        if (status == 2):
            self.activate_flag("I")
        else:
            self.deactivate_flag("I")

        status = self.group_advanced.findChild(QtGui.QCheckBox,"check_k" ).checkState() 
        if (status == 2):
            self.activate_flag("k")
        else:
            self.deactivate_flag("k")

        status = self.group_advanced.findChild(QtGui.QCheckBox,"check_O" ).checkState() 
        if (status == 2):
            self.activate_flag("O")
        else:
            self.deactivate_flag("O")

        status = self.group_advanced.findChild(QtGui.QCheckBox,"check_x" ).checkState() 
        if (status == 2):
            self.activate_flag("x")
        else:
            self.deactivate_flag("x")
        
        status = self.group_advanced.findChild(QtGui.QCheckBox,"check_Z" ).checkState() 
        if (status == 2):
            self.activate_flag("Z")
        else:
            self.deactivate_flag("Z")
        
    # changes flag to parameter 
    ##################################################################################    
    def activate_flag(self, id_str):
        commandline = self.groupBox.findChild(QtGui.QLineEdit,"commandline")
        palmrunline = str(commandline.text())
        s = " -%s" % (id_str)
        splitline = filter(None,palmrunline.split(s))
        
        if ( len(splitline) == 1):
            splitline.append("")
            s = " -%s" % (id_str)
            newpalmrunline = s.join(splitline)
            newpalmrunline = newpalmrunline.replace("  "," ")
            commandline.setText(newpalmrunline)                
        
    # deletes flag in commandline
    ####################################################################################    
    def deactivate_flag(self, id_str):
        commandline = self.groupBox.findChild(QtGui.QLineEdit,"commandline")
        palmrunline = str(commandline.text())
        s = " -%s" % (id_str)
        splitline = filter(None,palmrunline.split(s))
 
        newpalmrunline = "".join(splitline)
        newpalmrunline = newpalmrunline.replace("  "," ")
        commandline.setText(newpalmrunline)     

    # Clears window 
    #################################################################################
    def reset_window(self):
        self.setupUi(self)
        self.tabWidget.setCurrentIndex(0)
        self.palm_logo.setPixmap(QtGui.QPixmap(palm_dir + "/trunk/SCRIPTS/palmrungui_files/logo.png"))    
        self.recent_jobs(50)
        self.load_jobs()
        

    # Safes current commandline and user parameters to default file
    ################################################################################
    def save_default(self):
        user_string = self.group_advanced.findChild(QtGui.QLineEdit,"line_user").text()
        cmd_string = self.groupBox.findChild(QtGui.QLineEdit,"commandline").text()
        
        string_to_file = cmd_string
        if (user_string != ""): 
            string_to_file = "%s%s" % (string_to_file,user_string)
        
        filename ="%s/.palmrungui.default" % (palm_dir)
        tmstamp = strftime("%Y/%m/%d %H:%M")
        
        file = open(filename,"w")
        s = "%s %s" % (tmstamp, string_to_file)
        file.write(s)
        file.close()        

        
    # Executes command which starts watchdog (start palm_wd)
    ########################################################
    def start_watchdog(self):
        subprocess.Popen(["nohup","palm_wd",">>","/dev/null", "2>&1","&"])

    # Opens "help" dialog
    #################################
    def help(self):        
        dialog = HelpDialog()
        dialog.exec_()

    # Opens "about" dialog
    ##################################
    def about_gui(self):
        dialog = AboutDialog()
        dialog.exec_()

    # commandline to buttons etc
    ##############################
    def setup_gui(self, palmrun_str):  
      
        #self.palm_logo.setPixmap(QtGui.QPixmap(palm_dir + "/trunk/SCRIPTS/palmrungui_files/logo.png"))   
      
        #  Some initial settings
        user = "" 
        coupled_run = False 
        ocean_run   = False 
        nojob       = False 

        #Split parameters in palmrunline
        splitline = palmrun_str.split(" -")
        
        if ( splitline[0] != "palmrun"):
            return 1

        else:
            self.group_execution.setEnabled(True) 

        # Loop for all parameters in palmrunline
        i = len(splitline)-1
        while i >= 1:

            # Determine parameter
            splitparameter = splitline[i].split(" ")

            parameter = splitparameter[0] 
            splitparameter.pop(0)
            options = " ".join(splitparameter) 
            options = options.replace("\"","") 

            # Check for suitable switch
            if ( parameter == "r"):
              
                if ( options != ""):
                    self.group_execution.findChild(QtGui.QLineEdit,"line_jobname").setText(options) 
                    nojob = False 
                
                else:                 
                    nojob = True 
                
            elif ( parameter == "c"):
                tmpindex = self.group_execution.findChild(QtGui.QComboBox, "combo_configuration").findText(options.strip(),QtCore.Qt.MatchExactly)
                if tmpindex != -1: 
                   self.group_execution.findChild(QtGui.QComboBox, "combo_configuration").setCurrentIndex(tmpindex)
                else:
                   self.group_execution.findChild(QtGui.QComboBox, "combo_configuration").setCurrentIndex(0)
            elif ( parameter == "q"):
                self.group_execution.findChild(QtGui.QLineEdit,"line_q").setText(options) 
             
            elif ( parameter == "A"):
                self.group_execution.findChild(QtGui.QLineEdit,"line_account").setText(options) 
             
            elif ( parameter == "X"):
                self.group_execution.findChild(QtGui.QLineEdit,"line_pe").setText(options) 
             
            elif ( parameter == "T"):
                self.group_execution.findChild(QtGui.QLineEdit,"line_tpn").setText(options) 
             
            elif ( parameter == "t"):
                self.group_execution.findChild(QtGui.QLineEdit,"line_time").setText(options) 
             
            elif ( parameter == "B"):
                self.group_execution.findChild(QtGui.QCheckBox,"check_delete_tmp_files").setChecked(True) 
             
            elif ( parameter == "v"):
                self.group_execution.findChild(QtGui.QCheckBox,"check_verbose").setChecked(True) 
                          
            elif ( parameter == "b"): 
                self.group_advanced.findChild(QtGui.QCheckBox,"check_b").setChecked(True)  
             
            elif ( parameter == "F"):
                self.group_advanced.findChild(QtGui.QCheckBox,"check_F").setChecked(True) 
             
            elif ( parameter == "I"):
                self.group_advanced.findChild(QtGui.QCheckBox,"check_I").setChecked(True) 
             
            elif ( parameter == "k"):
                self.group_advanced.findChild(QtGui.QCheckBox,"check_k").setChecked(True) 
             
            elif ( parameter == "O"): 
                self.group_advanced.findChild(QtGui.QCheckBox,"check_O").setChecked(True) 
             
            elif ( parameter == "x"):              
                self.group_advanced.findChild(QtGui.QCheckBox,"check_x").setChecked(True) 
             
            elif ( parameter == "Z"):
                self.group_advanced.findChild(QtGui.QCheckBox,"check_Z").setChecked(True) 
               
            elif ( parameter == "m"):
                self.group_advanced.findChild(QtGui.QLineEdit,"line_m").setText(options) 
             
            elif ( parameter == "M"):
                self.group_advanced.findChild(QtGui.QLineEdit,"line_M").setText(options) 
                          
            elif ( parameter == "D"):
                self.group_advanced.findChild(QtGui.QLineEdit,"line_D").setText(options) 
             
            elif ( parameter == "c"):
                self.group_advanced.findChild(QtGui.QLineEdit,"line_c").setText(options) 
                          
            elif ( parameter == "s"):
                self.group_advanced.findChild(QtGui.QLineEdit,"line_s").setText(options) 
             
            elif ( parameter == "w"):
                self.group_advanced.findChild(QtGui.QLineEdit,"line_w").setText(options) 
             

            # Determine settings for coupled restart runs
            elif ( parameter == "Y"):
                optionssplit = options.split(" ") 
                
                group_coupled = self.group_execution.findChild(QtGui.QGroupBox,"group_coupled")
                group_coupled.findChild(QtGui.QLineEdit,"line_PE_atmos").setEnabled(True) 
                group_coupled.findChild(QtGui.QLineEdit,"line_PE_ocean").setEnabled(True) 
                group_coupled.findChild(QtGui.QLabel,"label_coupled1").setEnabled(True) 
                group_coupled.findChild(QtGui.QLabel,"label_coupled2").setEnabled(True) 
                group_coupled.findChild(QtGui.QLabel,"label_coupled3").setEnabled(True) 
                group_coupled.findChild(QtGui.QLabel,"label_coupling").setEnabled(True) 

                if (optionssplit.count() == 2):
                    group_coupled.findChild(QtGui.QLineEdit,"line_PE_atmos").setEnabled(optionssplit[0]) 
                    group_coupled.findChild(QtGui.QLineEdit,"line_PE_ocean").setEnabled(optionssplit[1])
                 
                else:                  
                    group_coupled.findChild(QtGui.QLineEdit,"line_PE_atmos").setText("") 
                    group_coupled.findChild(QtGui.QLineEdit,"line_PE_ocean").setText("") 
 
                 
                coupled_run = True 
            
            elif ( parameter == "y"):              
                self.group_execution.findChild(QtGui.QComboBox, "drop_job").setCurrentIndex(3) 
             

            # Determine settings for the run control list
            elif ( parameter == "a"):
              
                optionssplit = options.split(" ") 

                options_2 = None
                options_all = None
                
                j = 0
                while j < len(optionssplit):
                 
                    options_all = optionssplit[j] 
                    options_2 = optionssplit[j][:2] 
                                              
                    if (options_2 == "d3"):      
                        if (options_all[:3][-1] == "#"):
                            self.group_execution.findChild(QtGui.QComboBox, "drop_job").setCurrentIndex(0) 
                        elif (options_all[:3][-1] == "r"):
                            self.group_execution.findChild(QtGui.QComboBox, "drop_job").setCurrentIndex(1) 
                        
                        elif (options_all[:3][-1] == "o"):
                            ocean_run = True 
                        
                    if (options_all == "restart"):
                        self.group_execution.findChild(QtGui.QCheckBox,"check_restarts").setChecked(True) 

                    j = j+1

            # All unknown parameters are set as extra user parameters
            else: 
	        print parameter
                user = "%s-%s \"%s\" " % (user,parameter,options)
                splitline.removeAt(i) 

            i = i-1
        # Change drop box state in case of ocean precursor or coupled restart runs
        if ( ocean_run == True ):
            if ( coupled_run == True ):
                self.group_execution.findChild(QtGui.QComboBox, "drop_job").setCurrentIndex(4) 
            
            else:
                self.group_execution.findChild(QtGui.QComboBox, "drop_job").setCurrentIndex(3) 

        if ( user != ""):
            self.group_advanced.findChild(QtGui.QLineEdit,"line_user").setText(user)

        # Join palmrunline and post it to mainwindow
        palmrunline = " -".join(splitline) 
        self.groupBox.findChild(QtGui.QLineEdit,"commandline").setText(palmrunline)          

        # Disable mainwindow if no job was found, otherwise enable
        if ( nojob == True ):
            self.group_execution.setEnabled(False) 
            self.groupBox.findChild(QtGui.QPushButton,"button_start").setEnabled(False) 
            self.menuBar.findChild(QtGui.QMenu,"menuStart").actions()[3].setEnabled(False) 
            self.group_execution.findChild(QtGui.QComboBox, "drop_job").setEnabled(False) 
            self.group_advanced.setEnabled(False) 
            self.check_advanced.setEnabled(False) 
            self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setEnabled(False)
         
        else:
            self.group_execution.setEnabled(True) 
            self.groupBox.findChild(QtGui.QPushButton,"button_start").setEnabled(True) 
            self.menuBar.findChild(QtGui.QMenu,"menuStart").actions()[3].setEnabled(True)
            self.group_execution.findChild(QtGui.QComboBox, "drop_job").setEnabled(True) 
            self.group_advanced.setEnabled(True) 
            self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setEnabled(True)


        self.tabWidget.setCurrentIndex(0)


    ## Open from history
    ###################################
    def open_from_file(self):

#      Show History
       opt = OpenHistoryBox()
       opt.exec_()

       if ( history_entry != "" ):
          palmrunline = str(history_entry)
          palmrunline = palmrunline[17:]
          palmrunline = palmrunline[:len(palmrunline)-1]
          palmrunline = filter(None,palmrunline.split("("))[0]
          self.groupBox.findChild(QtGui.QLineEdit,"commandline").setText(palmrunline)

#         Set selected item to jobname in "available jobs" list
          jobname = str(history_entry[17:])
          jobname = filter(None,jobname.split(" -r"))[1]
          jobname = jobname.strip()
          jobname = filter(None,jobname.split(" "))[0]
          jobname = jobname.replace("\"","")
          item2int = self.list_jobs.findItems(jobname,QtCore.Qt.MatchCaseSensitive)

          if ( item2int != [] ):
             self.list_jobs.setCurrentItem(item2int[0])
             self.update_input()

#         Add tooltip tag
          tag = str(history_entry).split('\n')[0]
          tag = filter(None,tag.split("("))[1]
          tag = tag.replace(")","")
          self.groupBox.findChild(QtGui.QLineEdit,"line_tag").setText(tag)
 
#         Process palmrungui to set up gui controls
          self.setup_gui(palmrunline)


    def update_all(self):
 
       self.setEnabled(False)
       self.list_input.clear() 
       self.list_user.clear()
       self.list_monitoring.clear()
       self.list_output.clear()
       self.load_jobs()
       self.setEnabled(True)
       self.update_input()


    # Load jobs into list
    def load_jobs(self):
       
       selected_job = self.list_jobs.currentItem()
       
       if ( selected_job is not None ):
          jobname = selected_job.text()
       else:
          jobname = ""

       self.list_jobs.clear() 
       self.line_path.setText(job_dir + "/")
       
       list_of_files = os.listdir(job_dir)
      

       for i in range(0,len(list_of_files)):
          tmp_file = job_dir + "/" + list_of_files[i]

          if ( os.path.isdir(tmp_file) ):
             self.list_jobs.addItem(str(list_of_files[i]))
       


       item2int = self.list_jobs.findItems(jobname,QtCore.Qt.MatchCaseSensitive)
        
       if ( item2int != [] ):
          self.list_jobs.setCurrentItem(item2int[0])


    # Update input and user code lists
    def update_input(self):

       self.labeltimer.stop() 

      
       self.list_input.clear() 
       self.list_user.clear()
       self.list_monitoring.clear()
       self.list_output.clear()
       
       jobitem = self.list_jobs.currentItem()
       
       if ( jobitem != None ):
       
          job_to_show = job_dir + "/" + jobitem.text() + "/INPUT"

          if ( os.path.isdir(job_to_show) ):

             list_of_files = os.listdir(job_to_show)
         
             for i in range(0,len(list_of_files)):
                tmp_file = job_to_show + "/" + list_of_files[i]
             
                if ( os.path.isfile(tmp_file) ):
                   self.list_input.addItem(str(list_of_files[i]) + " (" + file_size(tmp_file) + ")")
  
          job_to_show = job_dir + "/" + jobitem.text() + "/USER_CODE"
       
          if ( os.path.isdir(job_to_show) ):
          
             list_of_files = os.listdir(job_to_show)
          
             for i in range(0,len(list_of_files)):
                tmp_file = job_to_show + "/" + list_of_files[i]

                if ( os.path.isfile(tmp_file) ):
                   self.list_user.addItem(str(list_of_files[i]))

          job_to_show = job_dir + "/" + jobitem.text() + "/MONITORING"
       
          if ( os.path.isdir(job_to_show) ):
          
             list_of_files = os.listdir(job_to_show)
          
             for i in range(0,len(list_of_files)):
                tmp_file = job_to_show + "/" + list_of_files[i]

                if ( os.path.isfile(tmp_file) ):
                   self.list_monitoring.addItem(str(list_of_files[i]) + " (" + file_size(tmp_file) + ")")

          job_to_show = job_dir + "/" + jobitem.text() + "/OUTPUT"

          if ( os.path.isdir(job_to_show) ):

             list_of_files = os.listdir(job_to_show)

             for i in range(0,len(list_of_files)):
                tmp_file = job_to_show + "/" + list_of_files[i]

                if ( os.path.isfile(tmp_file) ):
                   self.list_output.addItem(str(list_of_files[i]) + " (" + file_size(tmp_file) + ")")
  
          self.group_execution.findChild(QtGui.QLineEdit,"line_jobname").setText(jobitem.text())
       self.group_history.findChild(QtGui.QListWidget,"list_jobname").clearSelection()

       self.timetimer.start()
       self.timer.start(update_frequency)
       self.labeltimer.start(update_frequency/10)
       self.push_update.setText("Update (" + str(int(update_frequency/1000/60)) + " min)")
       QtGui.QApplication.processEvents()

       # Change palmrunline accordingly
       self.change_commandline("r","")
       self.change_commandline("a","")  

    # Create a new (empty) job
    def create_new_job(self):

       self.setEnabled(False)

       text, ret = QtGui.QInputDialog.getText(self, "Create new job", "Enter new job name:", mode = QtGui.QLineEdit.Normal, text = '')

       if ( ret ):
          new_job_name = str(text)
       else:
          self.setEnabled(True)
          return

       new_input_dir  = job_dir + "/" + new_job_name + "/INPUT"

#      check if a job exists with the new job name. If not, the new job is created and an empty _p3d file is created.
       if ( os.path.isdir(new_input_dir) ):
          notify = QtGui.QMessageBox.warning(self,'Create new job directory',"Error. Could not create job directory. A job with the new name already exists.")
          self.setEnabled(True)
          return
       else:
          os.makedirs(new_input_dir)
          os.mknod(new_input_dir + '/' + new_job_name + '_p3d')

#      write default namelists into _p3d file
       filename = open(new_input_dir + '/' + new_job_name + '_p3d', "w")
       filename.write('&initialization_parameters\n    nx = 39,\n    ny = 39,\n    nz = 40,\n    dx = 50.0,\n    dy = 50.0,\n    dz = 50.0,\n/\n\n')
       filename.write('&runtime_parameters\n    end_time = 3600.0,\n/\n')
       filename.close()


#      create empty USER_CODE folder for convenience
       new_user_dir  = job_dir + "/" + new_job_name + "/USER_CODE"
       os.makedirs(new_user_dir)


       self.load_jobs()
       self.list_input.clear()
       self.list_user.clear()
       self.list_monitoring.clear()
       self.list_output.clear()
       self.setEnabled(True)


    # Make a copy of a job
    def copy_job(self):
  
       self.setEnabled(False)
       old_job_name = self.list_jobs.currentItem().text()
       
       text, ret = QtGui.QInputDialog.getText(self, "Copy job", "Enter new job name:", mode = QtGui.QLineEdit.Normal, text = old_job_name)
       
       if ( ret ):
          new_job_name = str(text)
       else:
	   self.setEnabled(True)
	   return
	 
       new_input_dir  = job_dir + "/" + new_job_name + "/INPUT"

#      check if a job exists with the new job name  
       if ( os.path.isdir(new_input_dir) ):
	   notify = QtGui.QMessageBox.warning(self,'Create new job directory',"Error. Could not create job directory. A job with the new name already exists.")
	   self.setEnabled(True)
	   return
       else:
	   os.makedirs(new_input_dir)

#      copy and rename input files (if present)       
       job_to_copy = job_dir + "/" + old_job_name + "/INPUT"

       if ( os.path.isdir(job_to_copy) ):

          list_of_files = os.listdir(job_to_copy)

          for i in range(0,len(list_of_files)):

             tmp_file = job_to_copy + "/" + list_of_files[i]          
             new_file = new_input_dir + "/" + list_of_files[i].replace(old_job_name, new_job_name)
             shutil.copy(tmp_file, new_file)




       new_user_dir  = job_dir + "/" + new_job_name + "/USER_CODE"

#      check if user code exists in the new job directory 
       if ( os.path.isdir(new_user_dir) ):
	   notify = QtGui.QMessageBox.warning(self,'Create new user code directory',"Error. Could not create user code directory. A user code directiory with the new name already exists.")
	   self.setEnabled(True)
	   return
       else:
	   os.makedirs(new_user_dir)


#      copy user code files (if present)       
       user_to_copy = job_dir + "/" + old_job_name + "/USER_CODE"

       if ( os.path.isdir(user_to_copy) ):

          list_of_files = os.listdir(user_to_copy)
         
          for i in range(0,len(list_of_files)):

             tmp_file = user_to_copy + "/" + list_of_files[i]          
             new_file = new_user_dir + "/" + list_of_files[i]
             shutil.copy(tmp_file, new_file)

       self.load_jobs()
       self.list_input.clear() 
       self.list_user.clear()
       self.list_monitoring.clear()
       self.list_output.clear()
       self.setEnabled(True)


    # Create a whole set of jobs
    def create_set(self):
  
       global set_list
#      disable mainwindow  
       self.setEnabled(False)
      
#      show Options Dialog      
       opt = CreateSetBox()
       opt.exec_()

       old_job_name = self.list_jobs.currentItem().text()

       for j in range(0,len(set_list)):

          if ( set_list[j] != "" ):
             new_job_name   = str(set_list[j])
             new_input_dir  = job_dir + "/" + str(set_list[j]) + "/INPUT"
          else:
             continue

#         check if a job exists with the new job name  
          if ( os.path.isdir(new_input_dir) ):
             notify = QtGui.QMessageBox.warning(self,'Create new job directory',"Error. Could not create job directory. A job with the new name already exists.")
             self.setEnabled(True)
             return
          else:
             os.makedirs(new_input_dir)

#         copy and rename input files (if present)       
          job_to_copy = job_dir + "/" + old_job_name + "/INPUT"

          if ( os.path.isdir(job_to_copy) ):

             list_of_files = os.listdir(job_to_copy)
         
             for i in range(0,len(list_of_files)):

                tmp_file = job_to_copy + "/" + list_of_files[i]          
                new_file = new_input_dir + "/" + list_of_files[i].replace(old_job_name, new_job_name)
                shutil.copy(tmp_file, new_file)


          new_user_dir  = job_dir + "/" + new_job_name + "/USER_CODE"
       
#         check if user code exists in the new job directory 
          if ( os.path.isdir(new_user_dir) ):
	      notify = QtGui.QMessageBox.warning(self,'Create new user code directory',"Error. Could not create user code directory. A user code directiory with the new name already exists.")
	      self.setEnabled(True)
	      return
          else:
	      os.makedirs(new_user_dir)


#         copy user code files (if present)       
          user_to_copy = job_dir + "/" + old_job_name + "/USER_CODE"

          if ( os.path.isdir(user_to_copy) ):

             list_of_files = os.listdir(user_to_copy)
         
             for i in range(0,len(list_of_files)):

                tmp_file = user_to_copy + "/" + list_of_files[i]          
                new_file = new_user_dir + "/" + list_of_files[i]
                shutil.copy(tmp_file, new_file)

          self.load_jobs()
          self.list_input.clear() 
          self.list_user.clear()
          self.list_monitoring.clear()
          self.list_output.clear()

       self.setEnabled(True) 
       set_list = []


 # Add a custom context menu for the job selection list
    def openmenujob(self, position):

        menu = QtGui.QMenu()


        newAction = QtGui.QAction('Create new job', self)
        newAction.triggered.connect(self.create_new_job)
        menu.addAction(newAction)
        selection = self.list_jobs.selectedItems()

        if ( len(selection) != 0 ):


           copyAction = QtGui.QAction('Copy job', self)
           copyAction.triggered.connect(self.copy_job)
           createAction = QtGui.QAction('Create set from job', self)
           createAction.triggered.connect(self.create_set)
           delAction = QtGui.QAction('Delete job', self)
           delAction.triggered.connect(self.DeleteJob)

           menu.addAction(copyAction)
           menu.addAction(createAction)
           menu.addAction(delAction)

        action = menu.exec_(self.list_jobs.mapToGlobal(position))

 # Add a custom context menu
    def openmenuinput(self, position):

        menu = QtGui.QMenu()

        selection = self.list_input.selectedItems()
        
        if ( len(selection) != 0 ):


           openAction = QtGui.QAction('Open file(s)', self)
           openAction.setStatusTip('Open file(s) in your favorite editor')
           openAction.triggered.connect(self.OpenFilesInput)


           delAction = QtGui.QAction('Delete selected file(s)', self)
           delAction.triggered.connect(self.DeleteFilesInput)

           menu.addAction(openAction)
           menu.addAction(delAction)

        delallAction = QtGui.QAction('Delete all files', self)
        delallAction.triggered.connect(self.DeleteAllFilesInput)
        menu.addAction(delallAction)

        action = menu.exec_(self.list_input.mapToGlobal(position))

 # Add a custom context menu
    def openmenuuser(self, position):

        menu = QtGui.QMenu()

        selection = self.list_user.selectedItems()
        
        if ( len(selection) != 0 ):

           openAction = QtGui.QAction('Open file(s)', self)
           openAction.setStatusTip('Open file(s) in your favorite editor')
           openAction.triggered.connect(self.OpenFilesUser)


           delAction = QtGui.QAction('Delete file(s)', self)
           delAction.triggered.connect(self.DeleteFilesUser)

           menu.addAction(openAction)
           menu.addAction(delAction)

        delallAction = QtGui.QAction('Delete all files', self)
        delallAction.triggered.connect(self.DeleteAllFilesUser)
        menu.addAction(delallAction)

        action = menu.exec_(self.list_user.mapToGlobal(position))

 # Add a custom context menu
    def openmenuoutput(self, position):

        menu = QtGui.QMenu()

        selection = self.list_output.selectedItems()

        if ( len(selection) != 0 ):

           openAction = QtGui.QAction('Open file(s)', self)
           openAction.setStatusTip('Open file(s) in your favorite editor')
           openAction.triggered.connect(self.OpenFilesOutput)

           delAction = QtGui.QAction('Delete file(s)', self)
           delAction.triggered.connect(self.DeleteFilesOutput)



           menu.addAction(openAction)
           menu.addAction(delAction)

        delallAction = QtGui.QAction('Delete all files', self)
        delallAction.triggered.connect(self.DeleteAllFilesOutput)
        menu.addAction(delallAction)

        action = menu.exec_(self.list_output.mapToGlobal(position))

 # Add a custom context menu
    def openmenumonitoring(self, position):

        menu = QtGui.QMenu()

        selection = self.list_monitoring.selectedItems()
        
        if ( len(selection) != 0 ):

           openAction = QtGui.QAction('Open file(s)', self)
           openAction.setStatusTip('Open file(s) in your favorite editor')
           openAction.triggered.connect(self.OpenFilesMonitoring)

           delAction = QtGui.QAction('Delete file(s)', self)
           delAction.triggered.connect(self.DeleteFilesMonitoring)



           menu.addAction(openAction)
           menu.addAction(delAction)

        delallAction = QtGui.QAction('Delete all files', self)
        delallAction.triggered.connect(self.DeleteAllFilesMonitoring)
        menu.addAction(delallAction)

        action = menu.exec_(self.list_monitoring.mapToGlobal(position))

    def OpenConfig(self):

       config = str(self.group_execution.findChild(QtGui.QComboBox, "combo_configuration").currentText())
       if ( config != "" ):
          filename = ".palm.config." + config
          open_file = "xdg-open " + filename
          os.system(str(open_file))

    def OpenFilesInput(self):
   
       sel_job = self.list_jobs.currentItem().text()
       sel_files = self.list_input.selectedItems()
       
       input_dir = job_dir + "/" + sel_job + "/INPUT/"
       
       open_files = ""
       for i in range(0,len(sel_files)):
          open_files = open_files + "xdg-open " + input_dir +  sel_files[i].text().split("(")[0] + "; "

       os.system(str(open_files))

    def OpenFilesUser(self):
   
       sel_job = self.list_jobs.currentItem().text()
       sel_files = self.list_user.selectedItems()
       
       input_dir = job_dir + "/" + sel_job + "/USER_CODE/"
       
       open_files = ""
       for i in range(0,len(sel_files)):
          open_files = open_files + "xdg-open " + input_dir +  sel_files[i].text() + "; "

       os.system(str(open_files)) 
       selection = self.list_jobs.selectedItems()
  
    def OpenFilesMonitoring(self):
   
       sel_job = self.list_jobs.currentItem().text()
       sel_files = self.list_monitoring.selectedItems()
       
       input_dir = job_dir + "/" + sel_job + "/MONITORING/"
       
       open_files = ""
       for i in range(0,len(sel_files)):
          open_files = open_files + "xdg-open " + input_dir +  sel_files[i].text().split("(")[0]  + "; "

       os.system(str(open_files)) 
       selection = self.list_jobs.selectedItems()
  
    def OpenFilesOutput(self):
   
       sel_job = self.list_jobs.currentItem().text()
       sel_files = self.list_output.selectedItems()
       
       input_dir = job_dir + "/" + sel_job + "/OUTPUT/"
       
       open_files = ""
       for i in range(0,len(sel_files)):
          open_files = open_files + "xdg-open " + input_dir +  sel_files[i].text().split("(")[0] + "; "

       os.system(str(open_files)) 
       selection = self.list_jobs.selectedItems()

    def DeleteFilesInput(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete these files?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          sel_job = self.list_jobs.currentItem().text()
          sel_files = self.list_input.selectedItems()

          input_dir = job_dir + "/" + sel_job + "/INPUT/"

          for i in range(0,len(sel_files)):
             filename = input_dir +  sel_files[i].text().split("(")[0].trimmed()
             os.remove(filename)

          self.update_all()


    def DeleteFilesUser(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete these files?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          sel_job = self.list_jobs.currentItem().text()
          sel_files = self.list_user.selectedItems()

          input_dir = job_dir + "/" + sel_job + "/USER_CODE/"

          for i in range(0,len(sel_files)):
             filename = input_dir +  sel_files[i].text().split("(")[0].trimmed()
             os.remove(filename)

          self.update_all()


    def DeleteFilesMonitoring(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete these files?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          sel_job = self.list_jobs.currentItem().text()
          sel_files = self.list_monitoring.selectedItems()

          input_dir = job_dir + "/" + sel_job + "/MONITORING/"

          for i in range(0,len(sel_files)):
             filename = input_dir +  sel_files[i].text().split("(")[0].trimmed()
             os.remove(filename)

          self.update_all()


    def DeleteFilesOutput(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete these files?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          sel_job = self.list_jobs.currentItem().text()
          sel_files = self.list_output.selectedItems()

          input_dir = job_dir + "/" + sel_job + "/OUTPUT/"

          for i in range(0,len(sel_files)):
             filename = input_dir +  sel_files[i].text().split("(")[0].trimmed()
             os.remove(filename)

          self.update_all()


    def DeleteAllFilesInput(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete all files?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          check = self.list_jobs.currentItem()
          if ( check ):
             sel_job = self.list_jobs.currentItem().text()
             sel_files = self.list_input.selectedItems()

             input_dir = job_dir + "/" + sel_job + "/INPUT/"

             if os.path.exists(str(input_dir)):
                shutil.rmtree(str(input_dir))
                os.makedirs(str(input_dir))

                self.update_all()


    def DeleteAllFilesUser(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete all files?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          check = self.list_jobs.currentItem()
          if ( check ):
             sel_job = self.list_jobs.currentItem().text()
             sel_files = self.list_input.selectedItems()

             input_dir = job_dir + "/" + sel_job + "/USER_CODE/"

             if os.path.exists(str(input_dir)):
                shutil.rmtree(str(input_dir))
                os.makedirs(str(input_dir))

                self.update_all()



    def DeleteAllFilesOutput(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete all files?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          check = self.list_jobs.currentItem()
          if ( check ):
             sel_job = self.list_jobs.currentItem().text()
             sel_files = self.list_input.selectedItems()

             input_dir = job_dir + "/" + sel_job + "/OUTPUT/"

             if os.path.exists(str(input_dir)):
                shutil.rmtree(str(input_dir))
                os.makedirs(str(input_dir))

                self.update_all()



    def DeleteAllFilesMonitoring(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete all files?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          check = self.list_jobs.currentItem()
          if ( check ):
             sel_job = self.list_jobs.currentItem().text()
             sel_files = self.list_input.selectedItems()

             input_dir = job_dir + "/" + sel_job + "/MONITORING/"

             if os.path.exists(str(input_dir)):
                shutil.rmtree(str(input_dir))
                os.makedirs(str(input_dir))

                self.update_all()



    def DeleteJob(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete this job?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          sel_job = self.list_jobs.currentItem().text()

          input_dir = job_dir + "/" + sel_job
          shutil.rmtree(str(input_dir))

          self.update_all()

# Message box for showing RUN_CONTROL output
class CreateSetBox(QtGui.QDialog):
    def __init__(self):

        super(CreateSetBox, self).__init__()

        uic.loadUi(palm_bin + '/palmrungui_files/create_set.ui', self)

        self.show()

        return

#   Cancel button
    def rejected(self):

       self.close()

       return

#   OK button
    def accept(self):

       global set_list

       text = self.list.toPlainText() 
       set_list = text.split('\n')
       self.close()

       return

# Message box for showing RUN_CONTROL output
class OpenHistoryBox(QtGui.QDialog):
    def __init__(self):

        super(OpenHistoryBox, self).__init__()

        uic.loadUi(palm_bin + '/palmrungui_files/history.ui', self)

        if os.path.exists(palm_dir + "/.palmrungui.history"):
            pass
        else:
            return

        filename = open(palm_dir + "/.palmrungui.history","r")
        history = filename.readlines()
        filename.close()


        list_jobname = self.findChild(QtGui.QListWidget,"list_history")

        # Read history entries and append to recent job list
        len_history=len(history)-1
        i = 0
        while i<=len_history:
            list_jobname.addItem(history[i])
            i = i + 1

        self.show()

        return

#   Select item / activate Load button
    def ItemSelected(self):

       self.push_open.setEnabled(True)

       return


#   Load job from history
    def OpenFromHistory(self):

       global history_entry
       history_entry = self.list_history.selectedItems()[0].text()

       self.close()

       return

#   Close history window
    def DiscardHistory(self):

       global history_entry
       history_entry = ""
       self.close()

       return

#   Clear history
    def ClearHistory(self):

       status = QtGui.QMessageBox.question(self,'Delete Confirmation', "Are you sure you want to delete your history?", QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)

       if status == QtGui.QMessageBox.Yes:

          if os.path.exists(palm_dir + "/.palmrungui.history"):
             os.remove(palm_dir + "/.palmrungui.history")


       return

if __name__ == "__main__":
    app = QtGui.QApplication(sys.argv)
    window = Mainwindow()
    window.show()
    sys.exit(app.exec_())