Pyqt6 Tutorial: ((top))

window.show() sys.exit(app.exec()) 4.1 Signals and Slots Signals are emitted when an event occurs (e.g., button click). Slots are functions that respond to signals.

self.setLayout(main_layout)

def add_task(self): task = self.input_field.text().strip() if task: self.task_list.addItem(task) self.input_field.clear() else: QMessageBox.warning(self, "Warning", "Task cannot be empty.") pyqt6 tutorial

| Module | Purpose | |--------|---------| | QtWidgets | Basic UI components | | QtCore | Core non-GUI (signals, threads, files) | | QtGui | Graphics, fonts, icons | | QtMultimedia | Audio/video playback | | QtNetwork | TCP/IP, HTTP | | QtSql | Database integration | window

# Layouts input_layout = QHBoxLayout() input_layout.addWidget(self.input_field) input_layout.addWidget(self.add_button) Each code block is executable and demonstrates a

class MyWindow(QWidget): def __init__(self): super().__init__() self.setWindowTitle("Events") def keyPressEvent(self, event): print(f"Key pressed: event.text()")

This paper provides a ready-to-use tutorial for beginners and intermediate Python developers. Each code block is executable and demonstrates a standalone concept.