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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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20
src/calibre/gui2/icon_theme.py
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@ -18,6 +18,7 @@ from io import BytesIO
from itertools import count from itertools import count
from multiprocessing.pool import ThreadPool from multiprocessing.pool import ThreadPool
from threading import Event, Thread from threading import Event, Thread
from xml.sax.saxutils import escape
from qt.core import ( from qt.core import (
QAbstractItemView, QAbstractItemView,
@ -581,6 +582,10 @@ class Delegate(QStyledItemDelegate):
SPACING = 10 SPACING = 10
def __init__(self, *a):
super().__init__(*a)
self.static_text_cache = {}
def sizeHint(self, option, index): def sizeHint(self, option, index):
return QSize(COVER_SIZE[0] * 2, COVER_SIZE[1] + 2 * self.SPACING) 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())) painter.setPen(QPen(QApplication.instance().palette().highlightedText().color()))
bottom = option.rect.bottom() - 2 bottom = option.rect.bottom() - 2
painter.drawLine(0, bottom, option.rect.right(), bottom) painter.drawLine(0, bottom, option.rect.right(), bottom)
if 'static-text' not in theme: visit = _('Right click to visit theme homepage') if theme.get('url') else ''
from xml.sax.saxutils import escape text = _('''\
visit = _('Right click to visit theme homepage') if theme.get('url') else '' <p><b><big>{title}<big></b><p>
theme['static-text'] = QStaticText(_('''\
<p><b>{title}</b><p>
<p>by <i>{author}</i> with <b>{number}</b> icons [{size}]</p> <p>by <i>{author}</i> with <b>{number}</b> icons [{size}]</p>
<p>{description}</p> <p>{description}</p>
<p>Version: {version} Number of users: {usage:n}</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', '')), number=theme.get('number', 0), description=escape(theme.get('description', '')),
size=human_readable(theme.get('compressed-size', 0)), version=theme.get('version', 1), size=human_readable(theme.get('compressed-size', 0)), version=theme.get('version', 1),
usage=theme.get('usage', 0), visit=escape(visit) 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() painter.restore()