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SG-35865- Add High-DPI support to the Alias integration #196

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SG-35865- Add High-DPI support to the Alias integration #196

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ac8ea7d
Set the AA_EnableHighDpiScaling property in Qt5
julien-lang Jul 15, 2024
dea8da9
Exclude Qt env var
julien-lang Jul 18, 2024
073bb68
Apply black formatter
julien-lang Jul 18, 2024
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15 changes: 15 additions & 0 deletions engine.py
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Original file line number Diff line number Diff line change
Expand Up @@ -442,6 +442,21 @@ def __init_qt_app(self):
if os.path.exists(plugins_dir):
QtCore.QCoreApplication.addLibraryPath(plugins_dir)

if QtCore.qVersion()[0] == "5":
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# Enable High DPI support in Qt5 (default enabled in Qt6)
#
# Only enable it if none of the Qt environment variables related to
# High-DPI are set

if "QT_AUTO_SCREEN_SCALE_FACTOR" in os.environ:
pass
elif "QT_SCALE_FACTOR" in os.environ:
pass
elif "QT_SCREEN_SCALE_FACTORS" in os.environ:
pass
else:
QtCore.QCoreApplication.setAttribute(QtCore.Qt.AA_EnableHighDpiScaling)

self.__qt_app = QtGui.QApplication.instance()
if not self.__qt_app:
self.__qt_app = QtGui.QApplication(
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