Qtable view左边距

根据引用\[1\]中的样式设置代码，可以看出QTableWidget的左外边距是20px。
#### 引用[.reference_title]
- *1* *3* [QTableWidget高级使用总结](https://blog.csdn.net/yinsizhilian/article/details/109649495)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [Qt常用控件介绍（二）](https://blog.csdn.net/Liuzhu_shusheng_DH/article/details/118468620)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
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