def customize_remove_unused_css(name, parent, ans):
d = QDialog(parent)
d.l = l = QVBoxLayout()
d.setLayout(d.l)
d.setWindowTitle(_('Remove unused CSS'))
def label(text):
la = QLabel(text)
la.setWordWrap(True), l.addWidget(la), la.setMinimumWidth(450)
l.addWidget(la)
return la
d.la = label(
_('This will remove all CSS rules that do not match any actual content.'
' There are a couple of additional cleanups you can enable, below:'))
d.c = c = QCheckBox(_('Remove unused &class attributes'))
c.setChecked(tprefs['remove_unused_classes'])
l.addWidget(c)
d.la2 = label('<span style="font-size:small; font-style: italic">' + _(
'Remove all class attributes from the HTML that do not match any existing CSS rules'
))
d.m = m = QCheckBox(_('Merge CSS rules with identical selectors'))
m.setChecked(tprefs['merge_identical_selectors'])
l.addWidget(m)
d.la3 = label('<span style="font-size:small; font-style: italic">' + _(
'Merge CSS rules in the same stylesheet that have identical selectors.'
' Note that in rare cases merging can result in a change to the effective styling'
' of the book, so use with care.'))
d.p = p = QCheckBox(_('Merge CSS rules with identical properties'))
p.setChecked(tprefs['merge_rules_with_identical_properties'])
l.addWidget(p)
d.la4 = label('<span style="font-size:small; font-style: italic">' + _(
'Merge CSS rules in the same stylesheet that have identical properties.'
' Note that in rare cases merging can result in a change to the effective styling'
' of the book, so use with care.'))
d.bb = QDialogButtonBox(QDialogButtonBox.StandardButton.Ok
| QDialogButtonBox.StandardButton.Cancel)
d.l.addWidget(d.bb)
d.bb.rejected.connect(d.reject)
d.bb.accepted.connect(d.accept)
if d.exec_() != QDialog.DialogCode.Accepted:
raise Abort()
ans['remove_unused_classes'] = tprefs[
'remove_unused_classes'] = c.isChecked()
ans['merge_identical_selectors'] = tprefs[
'merge_identical_selectors'] = m.isChecked()
ans['merge_rules_with_identical_properties'] = tprefs[
'merge_rules_with_identical_properties'] = p.isChecked()
