added class MPLWidget in order to create updatable Matplotlib Figures within a Qt GUI

pylot/core/util/widgets.py

@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Wed Mar 19 11:27:35 2014
+
+@author: sebastianw
+"""
+
+import matplotlib
+
+matplotlib.use('Qt4Agg')
+matplotlib.rcParams['backend.qt4'] = 'PySide'
+
+from matplotlib.figure import Figure
+from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg
+
+
+class MPLWidget(FigureCanvasQTAgg):
+
+    def __init__(self, parent=None, xlabel='x', ylabel='y', title='Title'):
+        super(MPLWidget, self).__init__(Figure())
+
+        self.setParent(parent)
+        self.figure = Figure()
+        self.canvas = FigureCanvasQTAgg(self.figure)
+        self.axes = self.figure.add_subplot(111)
+
+        self.axes.set_xlabel(xlabel)
+        self.axes.set_ylabel(ylabel)
+        self.axes.set_title(title)