__init__.py 文件源码

def keypress(self, size, key):
        if key == 'enter':
            urwid.emit_signal(self, 'done', self.get_edit_text())
            return
        elif key == 'esc':
            urwid.emit_signal(self, 'done', None)
            return
        elif key == 'tab':
            urwid.emit_signal(self, 'toggle_case_modifier')
            urwid.emit_signal(self, 'change', self, self.get_edit_text())
            return
        elif key == 'ctrl r':
            urwid.emit_signal(self, 'toggle_regexp_modifier')
            urwid.emit_signal(self, 'change', self, self.get_edit_text())
            return
        elif key == 'down':
            urwid.emit_signal(self, 'done', None)
            return

        urwid.Edit.keypress(self, size, key)