diff --git a/src/leek/leek.py b/src/leek/leek.py
index 0fc9342..1c937ad 100644
--- a/src/leek/leek.py
+++ b/src/leek/leek.py
@@ -1,13 +1,40 @@
-from PySide6.QtWidgets import QApplication, QWidget
 import sys
 
+from PySide6.QtCore import QSize, Qt
+from PySide6.QtWidgets import QApplication, QMainWindow, QPushButton
+
+
+# Subclass QMainWindow to customize your application's main window
+class leekMainWindow(QMainWindow):
+    def __init__(self):
+        super().__init__()
+
+        self.setWindowTitle("Leek!")
+
+        button = QPushButton("Press Me!")
+        button.setCheckable(True)
+        button.clicked.connect(self.button_clicked)
+        button.clicked.connect(self.button_toggled)
+
+        self.setMaximumSize(QSize(800,600))
+        self.setMinimumSize(QSize(400,300))
+
+        # Set the central widget of the Window.
+        self.setCentralWidget(button)
+
+    def button_clicked(self):
+        print("Button was clicked")
+
+    def button_toggled(self, checked):
+        print("Checked?", checked )
+
 
 def main():
     # If you know you won't use command line arguments QApplication([]) works too.
     app = QApplication(sys.argv)
 
     # Create a Qt widget, which will be our window.
-    window = QWidget()
+    window = leekMainWindow()
     window.show()  # IMPORTANT!!!!! Windows are hidden by default.
 
     # Start the event loop.