diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt
index 40af2c32d..d1480ac81 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt
@@ -26,9 +26,8 @@ import org.jetbrains.anko.sdk27.listeners.onLongClick
  */
 class ReadMenu @JvmOverloads constructor(
     context: Context,
-    attrs: AttributeSet? = null,
-    defStyleAttr: Int = 0
-) : FrameLayout(context, attrs, defStyleAttr) {
+    attrs: AttributeSet? = null
+) : FrameLayout(context, attrs) {
     var cnaShowMenu: Boolean = false
     private val callBack: CallBack? get() = activity as? CallBack
     private lateinit var menuTopIn: Animation
diff --git a/app/src/main/java/io/legado/app/ui/widget/anima/explosion_field/ExplosionView.kt b/app/src/main/java/io/legado/app/ui/widget/anima/explosion_field/ExplosionView.kt
index 9eef530f2..7345e7ed9 100644
--- a/app/src/main/java/io/legado/app/ui/widget/anima/explosion_field/ExplosionView.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/anima/explosion_field/ExplosionView.kt
@@ -30,7 +30,8 @@ import java.util.*
 
 
 @Suppress("unused")
-class ExplosionView : View {
+class ExplosionView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null) :
+    View(context, attrs) {
 
     private var customDuration = ExplosionAnimator.DEFAULT_DURATION
     private var idPlayAnimationEffect = 0
@@ -40,24 +41,7 @@ class ExplosionView : View {
     private val mExplosions = ArrayList<ExplosionAnimator>()
     private val mExpandInset = IntArray(2)
 
-    constructor(context: Context) : super(context) {
-        init()
-    }
-
-    constructor(context: Context, attrs: AttributeSet) : super(context, attrs) {
-        init()
-    }
-
-    constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int) : super(
-        context,
-        attrs,
-        defStyleAttr
-    ) {
-        init()
-    }
-
-    private fun init() {
-
+    init {
         Arrays.fill(mExpandInset, Utils.dp2Px(32))
     }