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Workaround for PyQt copying dict stored in QModels

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Kovid Goyal 2024-07-18 09:20:43 +05:30
parent 5505bb537a
commit 3562a9ff1f
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1 changed files with 13 additions and 7 deletions
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18
src/calibre/gui2/icon_theme.py
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@ -18,6 +18,7 @@ from io import BytesIO
from itertools import count
from multiprocessing.pool import ThreadPool
from threading import Event, Thread
from xml.sax.saxutils import escape
from qt.core import (
QAbstractItemView,
@ -581,6 +582,10 @@ class Delegate(QStyledItemDelegate):
SPACING = 10
def __init__(self, *a):
super().__init__(*a)
self.static_text_cache = {}
def sizeHint(self, option, index):
return QSize(COVER_SIZE[0] * 2, COVER_SIZE[1] + 2 * self.SPACING)
@ -598,11 +603,9 @@ class Delegate(QStyledItemDelegate):
painter.setPen(QPen(QApplication.instance().palette().highlightedText().color()))
bottom = option.rect.bottom() - 2
painter.drawLine(0, bottom, option.rect.right(), bottom)
if 'static-text' not in theme:
from xml.sax.saxutils import escape
visit = _('Right click to visit theme homepage') if theme.get('url') else ''
theme['static-text'] = QStaticText(_('''\
<p><b>{title}</b><p>
text = _('''\
<p><b><big>{title}<big></b><p>
<p>by <i>{author}</i> with <b>{number}</b> icons [{size}]</p>
<p>{description}</p>
<p>Version: {version} Number of users: {usage:n}</p>
@ -611,8 +614,11 @@ class Delegate(QStyledItemDelegate):
number=theme.get('number', 0), description=escape(theme.get('description', '')),
size=human_readable(theme.get('compressed-size', 0)), version=theme.get('version', 1),
usage=theme.get('usage', 0), visit=escape(visit)
))
painter.drawStaticText(COVER_SIZE[0] + self.SPACING, option.rect.top() + self.SPACING, theme['static-text'])
)
st = self.static_text_cache.get(text)
if st is None:
self.static_text_cache[text] = st = QStaticText(text)
painter.drawStaticText(COVER_SIZE[0] + self.SPACING, option.rect.top() + self.SPACING, st)
painter.restore()