判断View是否滑动到顶部
/**
* 判断View是否滑动到顶部
* @param view
* @return
*/
public static <V extends View> boolean isViewReachTopEdge(V view) {
if (view instanceof ViewGroup) {
if (view.canScrollVertically(-1))
return false;
int count = ((ViewGroup)view).getChildCount();
for (int i = 0; i < count; i++) {
if (!isViewReachTopEdge(((ViewGroup)view).getChildAt(i))) //递归子View
return false;
}
}
if (view.canScrollVertically(-1)) {
return false;
}
return true;
}
判断View是否滑动到底部
/**
* 判断View是否滑动到底部
* @param view
* @return
*/
public static <V extends View> boolean isViewReachBottomEdge(V view) {
if (view instanceof ViewGroup) {
if (view.canScrollVertically(1))
return false;
int count = ((ViewGroup)view).getChildCount();
for (int i = 0; i < count; i++) {
if (!isViewReachBottomEdge(((ViewGroup)view).getChildAt(i))) //递归子View
return false;
}
}
if (view.canScrollVertically(1)) {
return false;
}
return true;
}```
