Problems with Open-Source Downloads read https://www.qt.io/blog/problem-with-open-source-downloads and https://forum.qt.io/post/638946

what is the best way to Filter different types of files in QTreewidget/QListWidget, the Item typs is record by myself in QTreeWidgetItem's setData()...



  • what is the best way to Filter different types of files in QTreewidget/QListWidget, the Item typs is record by myself in QTreeWidgetItem's setData()...



  • QSortFilterProxyModel or QFileSystemModel is possible?
    i record the type info in the QTreeWidgetItem's data by setData...and i donot use QDir..


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