Made Blink a subclass of QApplication

blink/__init__.py

@@ -6,20 +6,20 @@ __all__ = ['Blink']
 import sys
 
 from PyQt4.QtGui import QApplication
-from application.python.util import Singleton
 
 from blink.mainwindow import MainWindow
+from blink.util import QSingleton
 
 
-class Blink(object):
-    __metaclass__ = Singleton
+class Blink(QApplication):
+    __metaclass__ = QSingleton
 
     def __init__(self):
-        self.app = QApplication(sys.argv)
+        super(Blink, self).__init__(sys.argv)
         self.main_window = MainWindow()
 
     def run(self):
         self.main_window.show()
-        self.app.exec_()
+        self.exec_()
 
 

blink/util.py

+# Copyright (C) 2010 AG Projects. See LICENSE for details.
+#
+
+__all__ = ['QSingleton']
+
+from PyQt4.QtCore import QObject
+from application.python.util import Singleton
+
+
+class QSingleton(Singleton, type(QObject)):
+    """A metaclass for making Qt objects singletons"""
+
+