LViewHolder.java 文件源码

/** 通过ViewId获取控件 */
public <T extends View> T getView(@IdRes int viewId) {
    View view = mViews.get(viewId);
    if (view == null) {
        view = mRootView.findViewById(viewId);
        mViews.put(viewId, view);
    }
    return (T) view;
}