def remove_matching_books_from_device(self, *args):
if not self.gui.device_manager.is_device_present:
d = error_dialog(self.gui, _('Cannot delete books'),
_('No device is connected'))
d.exec_()
return
ids = self._get_selected_ids()
if not ids:
# _get_selected_ids shows a dialog box if nothing is selected, so we
# do not need to show one here
return
to_delete = {}
some_to_delete = False
for model, name in ((self.gui.memory_view.model(),
_('Main memory')), (self.gui.card_a_view.model(),
_('Storage Card A')),
(self.gui.card_b_view.model(),
_('Storage Card B'))):
to_delete[name] = (model, model.paths_for_db_ids(ids))
if len(to_delete[name][1]) > 0:
some_to_delete = True
if not some_to_delete:
d = error_dialog(self.gui, _('No books to delete'),
_('None of the selected books are on the device'))
d.exec_()
return
d = DeleteMatchingFromDeviceDialog(self.gui, to_delete)
if d.exec_():
paths = {}
ids = {}
for (model, id, path) in d.result:
if model not in paths:
paths[model] = []
ids[model] = []
paths[model].append(path)
ids[model].append(id)
cv, row = self.gui.current_view(), -1
if cv is not self.gui.library_view:
row = cv.currentIndex().row()
for model in paths:
job = self.gui.remove_paths(paths[model])
self.delete_memory[job] = (paths[model], model)
model.mark_for_deletion(job, ids[model], rows_are_ids=True)
self.gui.status_bar.show_message(_('Deleting books from device.'),
1000)
if row > -1:
nrow = row - 1 if row > 0 else row + 1
cv.set_current_row(min(cv.model().rowCount(None), max(0,
nrow)))
def remove_matching_books_from_device(self, *args):
if not self.gui.device_manager.is_device_present:
d = error_dialog(self.gui, _('Cannot delete books'),
_('No device is connected'))
d.exec_()
return
ids = self._get_selected_ids()
if not ids:
# _get_selected_ids shows a dialog box if nothing is selected, so we
# do not need to show one here
return
to_delete = {}
some_to_delete = False
for model,name in ((self.gui.memory_view.model(), _('Main memory')),
(self.gui.card_a_view.model(), _('Storage Card A')),
(self.gui.card_b_view.model(), _('Storage Card B'))):
to_delete[name] = (model, model.paths_for_db_ids(ids))
if len(to_delete[name][1]) > 0:
some_to_delete = True
if not some_to_delete:
d = error_dialog(self.gui, _('No books to delete'),
_('None of the selected books are on the device'))
d.exec_()
return
d = DeleteMatchingFromDeviceDialog(self.gui, to_delete)
if d.exec_():
paths = {}
ids = {}
for (model, id, path) in d.result:
if model not in paths:
paths[model] = []
ids[model] = []
paths[model].append(path)
ids[model].append(id)
cv, row = self.gui.current_view(), -1
if cv is not self.gui.library_view:
row = cv.currentIndex().row()
for model in paths:
job = self.gui.remove_paths(paths[model])
self.delete_memory[job] = (paths[model], model)
model.mark_for_deletion(job, ids[model], rows_are_ids=True)
self.gui.status_bar.show_message(_('Deleting books from device.'), 1000)
if row > -1:
nrow = row - 1 if row > 0 else row + 1
cv.set_current_row(min(cv.model().rowCount(None), max(0, nrow)))