Enumeration members
BOUNCE_BOTTOM
BOUNCE_BOTTOM: = "bounce-bottom"
BOUNCE_LEFT
BOUNCE_LEFT: = "bounce-left"
BOUNCE_RIGHT
BOUNCE_RIGHT: = "bounce-right"
BOUNCE_TOP
BOUNCE_TOP: = "bounce-top"
SCROLLING
SCROLLING: = "scrolling"
SCROLL_BEGAN
SCROLL_BEGAN: = "scroll-began"
SCROLL_ENDED
SCROLL_ENDED: = "scroll-ended"
SCROLL_ENG_WITH_THRESHOLD
SCROLL_ENG_WITH_THRESHOLD: = "scroll-ended-with-threshold"
SCROLL_TO_BOTTOM
SCROLL_TO_BOTTOM: = "scroll-to-bottom"
SCROLL_TO_LEFT
SCROLL_TO_LEFT: = "scroll-to-left"
SCROLL_TO_RIGHT
SCROLL_TO_RIGHT: = "scroll-to-right"
SCROLL_TO_TOP
SCROLL_TO_TOP: = "scroll-to-top"
TOUCH_UP
TOUCH_UP: = "touch-up"
滚动视图滚动到底部边界并且开始回弹时发出的事件。