up

app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt

@@ -282,12 +282,12 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
             viewModel.durChapterIndex - 1 -> launch {
                 viewModel.prevTextChapter = ChapterProvider
                     .getTextChapter(content_text_view, bookChapter, content, viewModel.chapterSize)
-                page_view.upContent()
+                page_view.upContent(-1)
             }
             viewModel.durChapterIndex + 1 -> launch {
                 viewModel.nextTextChapter = ChapterProvider
                     .getTextChapter(content_text_view, bookChapter, content, viewModel.chapterSize)
-                page_view.upContent()
+                page_view.upContent(1)
             }
         }
     }

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

@@ -91,11 +91,17 @@ class PageView(context: Context, attrs: AttributeSet) :
         upContent()
     }
 
-    fun upContent() {
+    fun upContent(position: Int = 0) {
         pageFactory?.let {
-            prevPage?.setContent(it.previousPage())
-            curPage?.setContent(it.currentPage())
-            nextPage?.setContent(it.nextPage())
+            when (position) {
+                -1 -> prevPage?.setContent(it.previousPage())
+                1 -> nextPage?.setContent(it.nextPage())
+                else -> {
+                    curPage?.setContent(it.currentPage())
+                    nextPage?.setContent(it.nextPage())
+                    prevPage?.setContent(it.previousPage())
+                }
+            }
         }
         callback?.let {
             if (isScrollDelegate()) {