Add a trivial list of active tasks in the Qt app

src/edible_elephant/qt.py

@@ -1,15 +1,21 @@
 #!/usr/bin/env python3
 
+import db
+
 if __name__ == '__main__':
     def main():
-        from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QVBoxLayout
+        from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QVBoxLayout, QLabel
+
+        session = db.load_db()
 
         app = QApplication([])
 
         window = QWidget()
         layout = QVBoxLayout()
-        layout.addWidget(QPushButton('Top'))
-        layout.addWidget(QPushButton('Bottom'))
+
+        for task in session.query(db.Task).filter(db.Task.active == True):
+            layout.addWidget(QLabel(task.title))
+
         window.setLayout(layout)
         window.show()