rosbag-record-param-generator.py 文件源码

def __init__(self, output_prefix=None):
        self.exit_message = None

        self.output_prefix = output_prefix

        text_header = (u"Command Generation for 'rosbag record' ")
        buttons = OrderedDict()
        buttons['quit'] = urwid.Button(u"Quit(ESC/q)", self.on_quit)
        buttons['save'] = dialog.PopUpButton(u"Save(F2)",
                                             self.on_save,
                                             prompt_text=u"Input file name:",
                                             default_text=u"record.sh")
        buttons['mark'] = urwid.Button(u"Mark all(F3)", self.on_mark_all)
        buttons['unmark'] = urwid.Button(u"Unmark all(F4)", self.on_unmark_all)
        buttons['refresh'] = urwid.Button(u"Refresh(F5)", self.on_refresh)
        self.buttons = buttons

        # blank = urwid.Divider()

        header = urwid.AttrWrap(urwid.Text(text_header, align='center'), 'header')

        button_bar = urwid.GridFlow(
            [urwid.AttrWrap(btn, 'buttn', 'buttnf')
             for (key, btn) in buttons.iteritems()], 18, 3, 1, 'left')
        status_bar = urwid.AttrWrap(urwid.Text(u""), 'footer')
        footer = urwid.Pile([button_bar, status_bar])

        self.listwalker = urwid.SimpleListWalker(self.create_listbox_from_ros())
        listbox = urwid.ListBox(self.listwalker)
        body = urwid.AttrWrap(listbox, 'body')

        self.frame = urwid.Frame(body=body, header=header, footer=footer)

        self.frame_focus_table = dict()
        self.frame_focus_table[body] = 'footer'
        self.frame_focus_table[footer] = 'body'

        palette = [
            ('body', 'white', 'black', 'standout'),
            ('reverse', 'light gray', 'black'),
            ('header', 'white', 'dark blue', 'bold'),
            ('footer', 'black', 'light gray'),
            ('important', 'dark blue', 'light gray', ('standout', 'underline')),
            ('editfc', 'white', 'dark blue', 'bold'),
            ('editbx', 'light gray', 'dark blue'),
            ('editcp', 'black', 'light gray', 'standout'),
            ('bright', 'dark gray', 'light gray', ('bold', 'standout')),
            ('buttn', 'black', 'light cyan'),
            ('buttnf', 'white', 'dark blue', 'bold'),
            ('popbg', 'white', 'dark gray'),
        ]

        self.show_msg = status_bar.set_text

        screen = urwid.raw_display.Screen()

        self.mainloop = urwid.MainLoop(self.frame, palette, screen,
                                       unhandled_input=self.unhandled, pop_ups=True)

    # UI functions