up

app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt

@@ -282,6 +282,11 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
         }
     }
 
+    fun upStyle() {
+        content_view.upStyle()
+        page_view.upStyle()
+    }
+
     private fun onClickReadAloud() {
         if (!ReadAloudService.isRun) {
             readAloudStatus = Status.STOP

app/src/main/java/io/legado/app/ui/widget/page/PageView.kt

@@ -22,6 +22,10 @@ class PageView(context: Context, attrs: AttributeSet) : FrameLayout(context, att
     private var nextPage: ContentView? = null
 
     init {
+        prevPage = ContentView(context)
+        addView(prevPage)
+        nextPage = ContentView(context)
+        addView(nextPage)
         curPage = ContentView(context)
         addView(curPage)
 
@@ -73,6 +77,12 @@ class PageView(context: Context, attrs: AttributeSet) : FrameLayout(context, att
         return true
     }
 
+    fun upStyle() {
+        curPage?.upStyle()
+        prevPage?.upStyle()
+        nextPage?.upStyle()
+    }
+
     interface CallBack {
         fun durChapterIndex(): Int
         fun textChapter(chapterOnDur: Int = 0): TextChapter?

app/src/main/res/layout/activity_read_book.xml

@@ -5,6 +5,7 @@
     android:orientation="vertical">
 
     <io.legado.app.ui.widget.page.ContentView
+        android:id="@+id/content_view"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:visibility="invisible" />