import sys
import keyboard
from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import QApplication, QLabel, QMainWindow


class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowFlags(Qt.FramelessWindowHint | Qt.WindowStaysOnTopHint)
        self.setGeometry(100, 100, 64, 64)
        self.setAttribute(Qt.WA_TranslucentBackground)
        self.setStyleSheet("background: transparent;")

        self.muted = False
        self.label = QLabel("Unmuted", self)
        self.label.setAlignment(Qt.AlignCenter)
        self.label.setStyleSheet("color: white; font: bold 20px;")

        self.setCentralWidget(self.label)
        keyboard.add_hotkey('alt+m', self.toggle_mute)
        keyboard.add_hotkey('alt+q', self.quit)

    def toggle_mute(self):
        self.muted = not self.muted
        if self.muted:
            self.label.setText("Muted")
        else:
            self.label.setText("Unmuted")

    def quit(self):
        keyboard.remove_hotkey('alt+m')
        keyboard.remove_hotkey('alt+q')
        self.close()


if __name__ == '__main__':
    app = QApplication(sys.argv)

    main_window = MainWindow()
    main_window.show()

    sys.exit(app.exec_())