def METHOD_NAME(self):
    self.progress_dialog = QtWidgets.QMessageBox(
        QtWidgets.QMessageBox.NoIcon,
        translate("AddonsInstaller", "Removing Addon"),
        translate("AddonsInstaller", "Removing {}").format(self.addon_to_remove.display_name)
        + "...",
        QtWidgets.QMessageBox.Cancel,
        parent=utils.get_main_am_window(),
    )
    self.progress_dialog.rejected.connect(self._cancel_removal)
    self.progress_dialog.show()