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force light mode #1184

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Merged
vasole merged 2 commits into from
Feb 13, 2026
+11 −0
Merged

force light mode #1184

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e434976
force light mode
sergey-yaroslavtsev Feb 10, 2026
1adbd39
accurate approach
sergey-yaroslavtsev Feb 12, 2026
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11 changes: 11 additions & 0 deletions src/PyMca5/PyMcaGui/pymca/PyMcaMain.py
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Original file line number Diff line number Diff line change
Expand Up @@ -179,7 +179,18 @@
if __name__ == "__main__":
sys.excepthook = qt.exceptionHandler

# To avoid "Dark mode"; this force main windows to be light (but not all submenus)
if sys.platform == 'win32':
_ = os.environ.setdefault("QT_QPA_PLATFORM", "windows:darkmode=0")

app = qt.QApplication(sys.argv)

# To avoid "Dark mode"; without this part some menus will be still dark
if sys.platform == 'win32':
platform = os.environ.get("QT_QPA_PLATFORM", "")
if "darkmode=0" in platform:
app.setStyle('fusion')

if sys.platform not in ["win32", "darwin"]:
# some themes of Ubuntu 16.04 give black tool tips on black background
app.setStyleSheet("QToolTip { color: #000000; background-color: #fff0cd; border: 1px solid black; }")
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