From 88dd01e0be8413b9b5b6ca868784ec568ddfa585 Mon Sep 17 00:00:00 2001
From: HapeLee <63206378+HapeLee@users.noreply.github.com>
Date: Tue, 9 Jun 2026 13:07:11 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E9=98=85=E8=AF=BB=E7=95=8C=E9=9D=A2?=
 =?UTF-8?q?=E5=B1=8F=E5=B9=95=E6=96=B9=E5=90=91=E8=AE=BE=E7=BD=AE=E6=97=A0?=
 =?UTF-8?q?=E6=95=88?=
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---
 .../main/java/io/legado/app/ui/book/read/ReadBookContract.kt | 1 +
 .../java/io/legado/app/ui/book/read/ReadBookController.kt    | 5 +++++
 .../java/io/legado/app/ui/book/read/ReadBookViewModel.kt     | 3 +++
 3 files changed, 9 insertions(+)

diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadBookContract.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadBookContract.kt
index 445e3a5a0..a9b19830e 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadBookContract.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadBookContract.kt
@@ -573,6 +573,7 @@ sealed interface ReadBookEffect {
     data object UnregisterTimeBatteryReceiver : ReadBookEffect
     data object RegisterNetworkListener : ReadBookEffect
     data object UnregisterNetworkListener : ReadBookEffect
+    data object SetOrientation : ReadBookEffect
     data object OpenBooksDirPicker : ReadBookEffect
     data object BackupNow : ReadBookEffect
 
diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadBookController.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadBookController.kt
index 02ec69b8d..8e86d6218 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadBookController.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadBookController.kt
@@ -176,6 +176,7 @@ class ReadBookController(
      * View/Window-only resume — business logic handled by ViewModel via OnResume intent.
      */
     fun onResume() {
+        setOrientation()
         upSystemUiVisibility()
         refs?.readView?.upTime()
         screenOffTimerStart()
@@ -742,6 +743,10 @@ class ReadBookController(
                 networkChangedListener.unRegister()
             }
 
+            is ReadBookEffect.SetOrientation -> {
+                setOrientation()
+            }
+
             is ReadBookEffect.BackupNow -> {
                 Backup.autoBack(activity)
             }
diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt
index b4d650e6e..f624f3a3c 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt
@@ -1285,6 +1285,9 @@ class ReadBookViewModel(
                 if (old != null && old.keepLight != preferences.keepLight) {
                     _effects.tryEmit(ReadBookEffect.UpScreenTimeOut)
                 }
+                if (old != null && old.screenOrientation != preferences.screenOrientation) {
+                    _effects.tryEmit(ReadBookEffect.SetOrientation)
+                }
             }
         }
     }