为什么materialbutton效果不显示啊
设置
implementation 'com.google.android.material:material:1.5.0-alpha03'
compileSdkVersion 31
<style name="Theme.MySmarts326" parent="Theme.MaterialComponents.Light.NoActionBar">
我的xml代码
<com.google.android.material.button.MaterialButton
android:id="@+id/quit"
android:layout_width="250dp"
android:layout_height="wrap_content"
android:layout_marginTop="20dp"
android:background="@color/bg_btn1"
android:gravity="center"
android:text="@string/quit"
android:textColor="@color/black"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/linearLayout2"
app:strokeWidth="3dp"
app:cornerRadius="25dp"
app:strokeColor="@color/bg_btn5"/>