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  1. Qt Creator
  2. QTCREATORBUG-25002

App wizard prints Qt::AA_EnableHighDpiScaling deprecation warnings with Qt6

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    • 013f2a9d7300c73a785d67313bcffd336e483e8f (qt-creator/qt-creator/4.14)

    Description

      HighDPIScaling has been enabled by default in Qt6 (https://codereview.qt-project.org/c/qt/qtbase/+/273952) and building Qt Quick apps with App Wizard print out issues tab with log:

      /home/mg/swipe_cmake/main.cpp:6: warning: ‘Qt::AA_EnableHighDpiScaling’ is deprecated: High-DPI scaling is always enabled. This attribute no longer has any effect. [-Wdeprecated-declarations]
/home/mg/swipe_cmake/main.cpp: In function ‘int main(int, char**)’:
/home/mg/swipe_cmake/main.cpp:6:40: warning: ‘Qt::AA_EnableHighDpiScaling’ is deprecated: High-DPI scaling is always enabled. This attribute no longer has any effect. [-Wdeprecated-declarations]
    6 |     QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
      |                                        ^~~~~~~~~~~~~~~~~~~~~~~

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            kandeler Christian Kandeler
            gronoff Mikko Gronoff
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