[Development] weird SH_DialogButtonBox_ButtonsHaveIcons check in qpushbutton.cpp ?!

[René J.V. Bertin]

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Content preview:  Hi, QPushButton::sizeHint() has ``` bool showButtonBoxIcons
   = qobject_cast<QDialogButtonBox*>(parentWidget()) && style()->styleHint(QStyle::SH_DialogButtonBox_ButtonsHaveIcons);
   [...] 

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Subject: weird SH_DialogButtonBox_ButtonsHaveIcons check in qpushbutton.cpp ?!
Date: Sat, 21 Sep 2019 14:56:09 +0200
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