PyQt/QComboBox/README.en.md
2019-03-12 12:47:56 +08:00

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# QComboBox
- Catalog
- [Data Linkage](#1、Data Linkage)
## 1、Data Linkage
[Run CityLinkage.py](CityLinkage.py)
Three level linkage, data file is data.json
1. use `QComboBox`,`setModel` and `QSortFilterProxyModel` to filter
2. the filter role is `Qt::ToolTipRole`
3. can use `QColumnView` maybe like this example
![CityLinkage](ScreenShot/CityLinkage.gif)