Dear All

I have QStandardItemModel which has several leafs. Like

A
-A1
-A2
B
-B1
--B11
--B12
-B2
--B21
+C
+D
-E
-E1

What i would like to do is i want to create a table with these values like
A
A1
A2
B
B1
B11
B12
B2
B21
C
D
E
E1

I have search the from and see that people sugested QAbstractProxyModel but except the TransposeProxyModel i wasnt able to find anything. C

Can you please help me?