#!/usr/bin/env python

import sys
import gnuPlotData

class PyGnuplotAssistant:
	'this class handles the gui for PGAss'
	import os
	import myGnuPlot
        import time
	#-- import threading
	#-- t = threading.Thread(target = myGnuPlot.myGnuPlot)
	 
	#xyz = os.popen("gnuplot","w")

	# debug >=1 will print messages on console
	x = myGnuPlot.MyGnuPlot(debug=1)


	pd = gnuPlotData.PlotData()
	def __init__(self, gtkext):
		# gtk is given, it has to be known in the whole class
		self.gtk = gtkext
		# define which gladefile to use for frontend
		gladefile = "pga-gui.glade"
		self.pga = self.gtk.glade.XML(gladefile)
		# set button handlers
		actions = { "on_bu_ok_clicked": self.clicked_ok, 
			"on_bu_ok_enter": self.enter_ok,	
			"on_bu_test_clicked": self.clicked_test,	
			"on_bu_test_enter": self.enter_test,	
			"on_bu_cancel_enter": self.enter_cancel,	
			"on_bu_cancel_leave": self.leave_cancel,	
			"on_bu_cancel_clicked": (self.gtk.mainquit) }
		# connect the actions to the events
		self.pga.signal_autoconnect (actions)
		return

	def __del__(self):
		# this is unnecesseray
		self.xyz.close()

	#### implementation of actions
	def enter_cancel(self, widget):
		self.pga.get_widget("tf_status").set_text("noooo, don't do it")
	def leave_cancel(self, widget):
		self.pga.get_widget("tf_status").set_text("do never ever try this again")
	def enter_ok(self, widget):
		self.pga.get_widget("tf_status").set_text("save settings to file")
	def enter_test(self, widget):
		self.pga.get_widget("tf_status").set_text("start gnuplot with saved properties")
	def clicked_test(self, widget):
		self.pga.get_widget("tf_status").set_text("check if gnuplot is installed")
		filename = self.pga.get_widget("tf_filename").get_text()
		'''
		self.xyz.write("load '"+ filename +"'"+ '\n')
		self.pga.get_widget("tf_status").set_text("check if gnuplot is installed")
		self.xyz.flush()
		a = self.xyz.read()
		print "gnuplot ausgabe: %s" %a
		'''
		self.x.send_command(filename)
		self.pga.get_widget("tf_status").set_text("you should see a popup window")

	def clicked_ok(self, widget):
		#read the fields and save them
		## important values
		self.pga.get_widget("tf_status").set_text("saved to file")
		title = self.pga.get_widget("tf_title").get_text()
		datastyle = self.pga.get_widget("cb_datastyle").get_text()
		seconds = self.pga.get_widget("sb_seconds").get_text()
		filename = self.pga.get_widget("tf_filename").get_text()
		readdata = self.pga.get_widget("tf_readdata").get_text()
		labelx = self.pga.get_widget("tf_labelx").get_text()
		labely = self.pga.get_widget("tf_labely").get_text()
		## checkbox values
		reread = self.pga.get_widget("cb_reread").get_active()
		autoscale = self.pga.get_widget("cb_autoscale").get_active()
		grid = self.pga.get_widget("cb_grid").get_active()
		key = self.pga.get_widget("cb_key").get_active()
		logx = self.pga.get_widget("cb_logx").get_active()
		logy = self.pga.get_widget("cb_logy").get_active()
		# pass them to PlotData !order is important!
		self.pd.set_important_values(title, datastyle, seconds, filename, readdata, labelx, labely)
		self.pd.set_checkbox_values(reread, autoscale, grid, key, logx, logy)
		writeresult = self.pd.write_tofile()
		self.pga.get_widget("tf_status").set_text(writeresult)