40 lines
1.3 KiB
Python
40 lines
1.3 KiB
Python
from kivy.uix.carousel import Carousel
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from kivy.clock import Clock
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class CCarousel(Carousel):
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def on_touch_move(self, touch):
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if self._get_uid('cavoid') in touch.ud:
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return
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if self._touch is not touch:
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super(Carousel, self).on_touch_move(touch)
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return self._get_uid() in touch.ud
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if touch.grab_current is not self:
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return True
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ud = touch.ud[self._get_uid()]
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direction = self.direction
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if ud['mode'] == 'unknown':
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if direction[0] in ('r', 'l'):
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distance = abs(touch.ox - touch.x)
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else:
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distance = abs(touch.oy - touch.y)
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if distance > self.scroll_distance:
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Clock.unschedule(self._change_touch_mode)
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ud['mode'] = 'scroll'
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else:
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diff = 0
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if direction[0] in ('r', 'l'):
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diff = touch.dx
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if direction[0] in ('t', 'b'):
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diff = touch.dy
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self._offset += diff * 1.27
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return True
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if __name__ == "__main__":
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from kivy.app import runTouchApp
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from kivy.uix.button import Button
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cc = CCarousel()
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for i in range(10):
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cc.add_widget(Button(text=str(i)))
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runTouchApp(cc) |