Use QTreeView and model to edit data.

trees\main.cpp
.....\model.cpp
.....\model.h
.....\RES\BlueTest.ico
.....\...\ico.rc
.....\...\.mg\ball_green16.png
.....\...\...\ball_grey16.png
.....\...\...\ball_red16.png
.....\...\...\ball_yellow.png
.....\...\...\berr.png
.....\...\...\bpass.png
.....\...\...\connected.bmp
.....\...\...\deletered.png
.....\...\...\disconnected.bmp
.....\...\...\EXT.png
.....\...\...\fail.PNG
.....\...\...\img32\advanced.png
.....\...\...\.....\com.PNG
.....\...\...\.....\copy.png
.....\...\...\.....\cut.png
.....\...\...\.....\delete_2.png
.....\...\...\.....\exit.png
.....\...\...\.....\help.png
.....\...\...\.....\information.png
.....\...\...\.....\key_login.png
.....\...\...\.....\minus.png
.....\...\...\.....\monitor.png
.....\...\...\.....\notebook.png
.....\...\...\.....\paste.png
.....\...\...\.....\pie-chart_graph.png
.....\...\...\.....\plus.png
.....\...\...\.....\save.png
.....\...\...\.....\settings.png
.....\...\...\.....\start.png
.....\...\...\.....\stop.png
.....\...\...\.....\terminal.png
.....\...\...\innoh.png
.....\...\...\innov.png
.....\...\...\MXA.png
.....\...\...\N5182A.png
.....\...\...\off.png
.....\...\...\on.png
.....\...\...\pass.png
.....\...\...\RS.png
.....\...\...\Thumbs.db
.....\...\inno.ico
.....\...\ist.qrc
.....\trees.pro
.....\trees.pro.user
.....\widget.cpp
.....\widget.h
.....\widget.ui
.....\RES\img\img16
.....\...\...\img32
.....\...\img
.....\RES
trees

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