public void setPinContent(boolean pinContent) {
        if (pinContent) {
            mFlag = mFlag | FLAG_PIN_CONTENT;
        } else {
            mFlag = mFlag & ~FLAG_PIN_CONTENT;
        }
    }
The content view will now move when {@param pinContent} set to true.

@param pinContent
ptr-lib/src/in/srain/cube/views/ptr/PtrFrameLayout.java