Cleanup QtWidgets tools examples:
- use member-init (clang-tidy)
- fix includes/don't include QtWidgets globally
- include own header first
- use nullptr (clang-tidy)
- avoid c-style casts
- use QVector instead QList
- use QItemDelegate instead QStyledItemDelegate
Change-Id: Ibe9440cdf711e5cc2138c054864edebe1fc95731
Reviewed-by: Paul Wicking <paul.wicking@qt.io>
Examples should demonstrate best practice, and we can use the keyword
directly nowadays.
Change-Id: I1f122e5caceca17290757ffbaf3d660e7daa9ae4
Reviewed-by: Topi Reiniö <topi.reinio@theqtcompany.com>
as in other examples which come with plugins, use an additional
hierarchy level which contains the app and plugin subdirs.
Change-Id: I2487755967aa3474c337c8c8af10be49627b63d0
Reviewed-by: Topi Reiniö <topi.reinio@theqtcompany.com>