public void setEnabledNextPtrAtOnce(boolean enable) {
        if (enable) {
            mFlag = mFlag | FLAG_ENABLE_NEXT_PTR_AT_ONCE;
        } else {
            mFlag = mFlag & ~FLAG_ENABLE_NEXT_PTR_AT_ONCE;
        }
    }
If @param enable has been set to true. The user can perform next PTR at once.

@param enable
common/src/main/java/com/sxjs/common/widget/pulltorefresh/PtrFrameLayout.java