Minor correction to make the code compatible to windows and linux.

myWidgets.py

@@ -10,7 +10,7 @@ from ADoutputs import daq_AO, daq_DO
 from pyqtgraph.Qt import QtGui, QtCore
 from PyQt5.QtCore import QBasicTimer
 from PyQt5.QtWidgets import (QPushButton, QWidget, QVBoxLayout)
-
+import os
 
 #An example of a class
 class anal_control_signal(QWidget):
@@ -139,10 +139,11 @@ class activation_button(QWidget):
         QWidget.__init__(self)
         self.button = QPushButton('', self)
         self.button.clicked.connect(self.handleButton)
-        self.button.setIcon(QtGui.QIcon('snuffles1.png'))
+        self.button.setIcon(QtGui.QIcon(os.path.dirname(os.path.realpath(__file__)) + "\\snuffles1.png"))
         self.button.setIconSize(QtCore.QSize(48,48))
         layout = QVBoxLayout(self)
         layout.addWidget(self.button)
 
     def handleButton(self):
-        self.button.setIcon(QtGui.QIcon('snuffles.png'))
\ No newline at end of file
+        self.button.setIcon(QtGui.QIcon(os.path.dirname(os.path.realpath(__file__))+ "\\snuffles.png"))
+        
\ No newline at end of file