Add the "Hello World!" application

lpozo · lpozo · commit ee03d04c2517 · 2019-07-24T23:37:35.000-04:00
diff --git a/pyqt-calculator-tutorial/examples/hello.py b/pyqt-calculator-tutorial/examples/hello.py
@@ -0,0 +1,27 @@
+# filename: hello.py
+
+"""Simple Hello World example with PyQt5."""
+
+import sys
+
+# 1. Import `QApplication`, and all the required widgets
+from PyQt5.QtWidgets import QApplication
+from PyQt5.QtWidgets import QWidget
+from PyQt5.QtWidgets import QLabel
+
+# 2. Create an instance of QApplication
+app = QApplication(sys.argv)
+
+# 3. Create an instance of your application's GUI
+window = QWidget()
+window.setWindowTitle('PyQt5 App')
+window.setGeometry(100, 100, 280, 80)
+window.move(60, 15)
+helloMsg = QLabel('<h1>Hello World!</h1>', parent=window)
+helloMsg.move(60, 15)
+
+# 4.Show your application's GUI
+window.show()
+
+# 5. Run your application's event loop (or main loop)
+sys.exit(app.exec_())
