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maintain separate icon cache for light and dark themes

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This commit is contained in:
Damien Elmes 2020-01-31 13:30:12 +10:00
parent c42e118339
commit 598ffbd340
1 changed files with 8 additions and 3 deletions
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11
qt/aqt/theme.py
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@ -15,7 +15,8 @@ from aqt.qt import QColor, QIcon, QPalette, QPixmap, QStyleFactory, Qt
class ThemeManager:
_night_mode_preference = False
_icon_cache: Dict[str, QIcon] = {}
_icon_cache_light: Dict[str, QIcon] = {}
_icon_cache_dark: Dict[str, QIcon] = {}
_icon_size = 128
def macos_dark_mode(self) -> bool:
@ -31,7 +32,11 @@ class ThemeManager:
def icon_from_resources(self, path: str) -> QIcon:
"Fetch icon from Qt resources, and invert if in night mode."
icon = self._icon_cache.get(path)
if self.night_mode:
cache = self._icon_cache_light
else:
cache = self._icon_cache_dark
icon = cache.get(path)
if icon:
return icon
@ -42,7 +47,7 @@ class ThemeManager:
img.invertPixels()
icon = QIcon(QPixmap(img))
return self._icon_cache.setdefault(path, icon)
return cache.setdefault(path, icon)
def body_class(self) -> str:
"Returns space-separated class list for platform/theme."