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Handle loading of dual mode icons missing from user "any" themes

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Kovid Goyal 2022-01-12 14:58:04 +05:30
parent 121b7eb7f2
commit 4a7d0227b8
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GPG Key ID: 06BC317B515ACE7C
3 changed files with 20 additions and 6 deletions
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10
src/calibre/gui2/__init__.py
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@ -165,7 +165,15 @@ class IconResourceManager:
q = os.path.join(self.override_icon_path, name)
if os.path.exists(q):
return QIcon(q)
return QIcon.fromTheme(os.path.splitext(name.replace('\\', '__').replace('/', '__'))[0])
icon_name = os.path.splitext(name.replace('\\', '__').replace('/', '__'))[0]
ans = QIcon.fromTheme(icon_name)
if ans.isNull():
if 'user-any' in QIcon.themeName():
tc = 'dark' if QApplication.instance().is_dark_theme else 'light'
q = QIcon(f':/icons/calibre-default-{tc}/images/{name}')
if not q.isNull():
ans = q
return ans
def set_theme(self):
current = QIcon.themeName()

6
src/calibre/gui2/icon_theme.py
View File

@ -12,6 +12,7 @@ import math
import os
import sys
import tempfile
from contextlib import suppress
from functools import lru_cache
from io import BytesIO
from itertools import count
@ -468,12 +469,9 @@ def get_cover(metadata):
etag_file, cover_file = map(path, 'etag jpg'.split())
def safe_read(path):
try:
with suppress(FileNotFoundError):
with open(path, 'rb') as f:
return f.read()
except OSError as e:
if e.errno != errno.ENOENT:
raise
return b''
etag, cached = safe_read(etag_file), safe_read(cover_file)
etag = etag.decode('utf-8')

10
src/calibre/gui2/progress_indicator/QProgressIndicator.cpp
View File

@ -157,7 +157,15 @@ int CalibreStyle::styleHint(StyleHint hint, const QStyleOption *option, const QW
}
QIcon CalibreStyle::standardIcon(StandardPixmap standardIcon, const QStyleOption * option, const QWidget * widget) const {
if (icon_map.contains(standardIcon)) return QIcon::fromTheme(icon_map.value(standardIcon));
if (icon_map.contains(standardIcon)) {
QIcon ans = QIcon::fromTheme(icon_map.value(standardIcon));
if (ans.isNull() && QIcon::themeName().contains("user-any")) {
const bool is_dark_theme = QApplication::instance()->property("is_dark_theme").toBool();
QIcon q(QString(":/icons/calibre-default-%1/images/%2.png").arg(is_dark_theme ? "dark" : "light").arg(icon_map.value(standardIcon)));
if (!q.isNull()) ans = q;
}
return ans;
}
return QProxyStyle::standardIcon(standardIcon, option, widget);
}