flash_dialog.py 文件源码

def _update_output(self):
        scrollbar = self.outputEdit.verticalScrollBar()
        assert isinstance(scrollbar, QScrollBar)
        # Preserve scroll while updating content
        current_scroll = scrollbar.value()
        scrolling = scrollbar.isSliderDown()

        with self._flash_output_mutex:
            self.outputEdit.setPlainText(self._flash_output.decode('utf-8', errors="ignore"))

        if not scrolling:
            scrollbar.setValue(scrollbar.maximum())
        else:
            scrollbar.setValue(current_scroll)