<com.google.android.material.tabs.TabLayout
android:id="@+id/tab_layout"
android:layout_width="match_parent"
android:layout_height="34dp"
app:tabBackground="@color/white"
app:tabMinWidth="80dp"
app:tabPaddingStart="5dp"
app:tabIndicatorHeight="1dip"
app:tabMode="scrollable"
app:tabPaddingEnd="5dp"
app:tabIndicatorColor="@color/blue"
app:tabSelectedTextColor="@color/blue"
app:tabTextColor="@color/black"/>
tabMode的值设为scrollable,表示tab卡过多时自动滑动。