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Force Fusion style for PySide6 UI #1585

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Merged
dxqb merged 3 commits into from
Jul 5, 2026
Merged

Force Fusion style for PySide6 UI #1585

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cb9fb83
Force Fusion style for PySide6 UI
dxqb Jul 5, 2026
3c799dc
Fix stale train_ui.py directory guard in update.bat and export_debug.bat
dxqb Jul 5, 2026
1330041
Merge branch 'fix-update-bat-train-ui-guard'
dxqb Jul 5, 2026
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4 changes: 2 additions & 2 deletions export_debug.bat
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Original file line number Diff line number Diff line change
Expand Up @@ -4,8 +4,8 @@ REM Avoid footgun by explictly navigating to the directory containing the batch
cd /d "%~dp0"

REM Verify that OneTrainer is our current working directory
if not exist "scripts\train_ui.py" (
echo Error: train_ui.py does not exist, you have done something very wrong. Reclone the repository.
if not exist "scripts\train_ui_qt.py" (
echo Error: train_ui_qt.py does not exist, you have done something very wrong. Reclone the repository.
goto :end
)

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6 changes: 5 additions & 1 deletion modules/util/ui/pyside6_util.py
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Expand Up @@ -4,7 +4,7 @@

from PySide6.QtCore import Qt
from PySide6.QtGui import QColor, QPalette
from PySide6.QtWidgets import QApplication, QWidget
from PySide6.QtWidgets import QApplication, QStyleFactory, QWidget


class QtABCMeta(type(QWidget), ABCMeta):
Expand All @@ -20,6 +20,10 @@ def create_application() -> QApplication:
signal.signal(signal.SIGINT, signal.SIG_DFL)

app = QApplication(sys.argv)
# Force Fusion everywhere: native styles (e.g. windowsvista) draw standard
# controls via OS theme APIs, which breaks once an application stylesheet
# is set, producing a flatter look than Fusion's own stylesheet-aware painting.
app.setStyle(QStyleFactory.create("Fusion"))
app.styleHints().setColorScheme(Qt.ColorScheme.Light)

palette = app.palette()
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4 changes: 2 additions & 2 deletions update.bat
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Original file line number Diff line number Diff line change
Expand Up @@ -5,8 +5,8 @@ REM Avoid footgun by explictly navigating to the directory containing the batch
cd /d "%~dp0"

REM Verify that OneTrainer is our current working directory
if not exist "scripts\train_ui.py" (
echo Error: train_ui.py does not exist, you have done something very wrong. Reclone the repository.
if not exist "scripts\train_ui_qt.py" (
echo Error: train_ui_qt.py does not exist, you have done something very wrong. Reclone the repository.
goto :end
)

Expand Down