Files for kivy issue #649

buggy_spinner.py

#coding: utf-8

import kivy

kivy.require('1.4.0')

from kivy.uix.tabbedpanel import TabbedPanel

class SimpleWindow(TabbedPanel):
    pass


if __name__ == '__main__':
    from kivy.app import App


    class SimpleApp(App):
        def build(self):
            s = SimpleWindow()
            return s

    SimpleApp().run()

simple.kv

<SimpleWindow>:
    # TabbedPanel

    default_tab_content: kivy_debug_1
    default_tab_text: 'Kivy Debug'
    tab_pos: 'top_left'

    BoxLayout:
        id: kivy_debug_1
        orientation: 'vertical'

        Label:
            font_size: 25
            text: "Spinner debug"
            size_hint_y: None
            height: 45

        GridLayout:
            hint_size_x: 1
            cols: 2

            Label:
                size_hint_x: .2
                text: "Rzeka"
                font_size: 20
                size_hint_y: None
            Spinner:
                values: ("Wisła", "Drwęca", "Soła")
                size_hint_y: None

Screenshot