tst_QTreeView: cleanup

Cleanup QTreeView autotest:
 - use range-based for loops
 - use nullptr
 - use member initialization
 - use new signal/slot syntax
 - use static invocations / replace with QTRY_foo() calls
 - use override
 - use QStyledItemDelegate

Change-Id: I0e2d023254ed9f6f5d94cebf4d4358351cc4c3e2
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
bb10
Christian Ehrlicher 2019-09-08 19:56:59 +02:00
parent 3c59080ce9
commit 6234286925
1 changed files with 515 additions and 520 deletions

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