qt_main.py 文件源码

def _select_output_folder(self):
        initial_dir = self._shared_state.base_dir
        if self.outputFile.text() != '':
            initial_dir = self.outputFile.text()

        output_dir = QFileDialog().getExistingDirectory(
            caption='Select the output folder', directory=initial_dir)

        if output_dir:
            self.outputFile.setText(output_dir)
            self._shared_state.base_dir = output_dir