<com.google.android.material.tabs.TabLayout android:id="@+id/tabLayout" android:layout_width="match_parent" android:layout_height="@dimen/qb_dp_30" app:tabIndicatorColor="@color/blue_0078d4" //下标指示线颜色 app:tabSelectedTextColor="@color/blue_0078d4" //选中标题标题颜色 app:tabTextColor="@color/black" //未选中标题 />