def change_builtin(self):
d = QDialog(self)
lw = QListWidget(d)
for (trigger, syntaxes), snip in iteritems(builtin_snippets):
snip = copy.deepcopy(snip)
snip['trigger'], snip['syntaxes'] = trigger, syntaxes
i = QListWidgetItem(self.snip_to_text(snip), lw)
i.setData(Qt.ItemDataRole.UserRole, snip)
d.l = l = QVBoxLayout(d)
l.addWidget(QLabel(_('Choose the built-in snippet to modify:')))
l.addWidget(lw)
lw.itemDoubleClicked.connect(d.accept)
d.bb = bb = QDialogButtonBox(QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.Cancel)
l.addWidget(bb)
bb.accepted.connect(d.accept), bb.rejected.connect(d.reject)
if d.exec_() == QDialog.DialogCode.Accepted and lw.currentItem() is not None:
self.stack.setCurrentIndex(1)
self.edit_snip.apply_snip(lw.currentItem().data(Qt.ItemDataRole.UserRole), creating_snippet=True)
class SavedSearchEditor(Dialog):
def __init__(self, parent, initial_search=None):
self.initial_search = initial_search
Dialog.__init__(self, _('Manage Saved searches'),
'manage-saved-searches', parent)
def setup_ui(self):
from calibre.gui2.ui import get_gui
db = get_gui().current_db
self.l = l = QVBoxLayout(self)
b = self.bb.addButton(_('&Add search'),
QDialogButtonBox.ButtonRole.ActionRole)
b.setIcon(QIcon(I('plus.png')))
b.clicked.connect(self.add_search)
b = self.bb.addButton(_('&Remove search'),
QDialogButtonBox.ButtonRole.ActionRole)
b.setIcon(QIcon(I('minus.png')))
b.clicked.connect(self.del_search)
b = self.bb.addButton(_('&Edit search'),
QDialogButtonBox.ButtonRole.ActionRole)
b.setIcon(QIcon(I('modified.png')))
b.clicked.connect(self.edit_search)
self.slist = QListWidget(self)
self.slist.setStyleSheet('QListView::item { padding: 3px }')
self.slist.activated.connect(self.edit_search)
self.slist.setAlternatingRowColors(True)
self.searches = {
name: db.saved_search_lookup(name)
for name in db.saved_search_names()
}
self.populate_search_list()
if self.initial_search is not None and self.initial_search in self.searches:
self.select_search(self.initial_search)
elif self.searches:
self.slist.setCurrentRow(0)
self.slist.currentItemChanged.connect(self.current_index_changed)
l.addWidget(self.slist)
self.desc = la = QLabel('\xa0')
la.setWordWrap(True)
l.addWidget(la)
l.addWidget(self.bb)
self.current_index_changed(self.slist.currentItem())
self.setMinimumHeight(500)
self.setMinimumWidth(600)
@property
def current_search_name(self):
i = self.slist.currentItem()
if i is not None:
ans = i.text()
if ans in self.searches:
return ans
def keyPressEvent(self, ev):
if ev.key() == Qt.Key.Key_Delete:
self.del_search()
return
return Dialog.keyPressEvent(self, ev)
def populate_search_list(self):
self.slist.clear()
for name in sorted(self.searches.keys(), key=sort_key):
self.slist.addItem(name)
def add_search(self):
d = AddSavedSearch(parent=self,
commit_changes=False,
validate=self.validate_add)
if d.exec_() != QDialog.DialogCode.Accepted:
return
name, expression = d.accepted_data
self.searches[name] = expression
self.populate_search_list()
self.select_search(name)
def del_search(self):
n = self.current_search_name
if n is not None:
if not confirm(
'<p>' + _('The current saved search will be '
'<b>permanently deleted</b>. Are you sure?') +
'</p>', 'saved_search_editor_delete', self):
return
self.slist.takeItem(self.slist.currentRow())
del self.searches[n]
def edit_search(self):
n = self.current_search_name
if not n:
return
d = AddSavedSearch(parent=self,
commit_changes=False,
label=_('Edit the name and/or expression below.'),
validate=self.validate_edit)
d.setWindowTitle(_('Edit saved search'))
d.sname.setText(n)
d.search.setPlainText(self.searches[n])
if d.exec_() != QDialog.DialogCode.Accepted:
return
name, expression = d.accepted_data
self.slist.currentItem().setText(name)
del self.searches[n]
self.searches[name] = expression
self.current_index_changed(self.slist.currentItem())
def duplicate_msg(self, name):
return _(
'A saved search with the name {} already exists. Choose another name'
).format(name)
def validate_edit(self, name, expression):
q = self.current_search_name
if icu_lower(name) in {icu_lower(n) for n in self.searches if n != q}:
return self.duplicate_msg(name)
def validate_add(self, name, expression):
if icu_lower(name) in {icu_lower(n) for n in self.searches}:
return self.duplicate_msg(name)
def select_search(self, name):
items = self.slist.findItems(
name,
Qt.MatchFlag.MatchFixedString | Qt.MatchFlag.MatchCaseSensitive)
if items:
self.slist.setCurrentItem(items[0])
def current_index_changed(self, item):
n = self.current_search_name
if n:
t = self.searches[n]
else:
t = ''
self.desc.setText('<p><b>{}</b>: '.format(_('Search expression')) +
prepare_string_for_xml(t))
def accept(self):
commit_searches(self.searches)
Dialog.accept(self)
