'Edit name filters'

@Slot()
def edit_filter(self):

    (filters, valid) = QInputDialog.getText(self, _('Edit    filename    filters'), _('Name    filters:'), QLineEdit.Normal, ',    '.join(self.name_filters))
    if valid:
        filters = [f.strip() for f in to_text_string(filters).split(',')]
        self.parent_widget.sig_option_changed.emit('name_filters', filters)
        self.set_name_filters(filters)
