优化代码

app/src/main/java/io/legado/app/constant/PreferKey.kt

@@ -61,6 +61,7 @@ object PreferKey {
     const val autoClearExpired = "autoClearExpired"
     const val autoChangeSource = "autoChangeSource"
     const val importKeepName = "importKeepName"
+    const val screenDirection = "screenDirection"
 
     const val cPrimary = "colorPrimary"
     const val cAccent = "colorAccent"

app/src/main/java/io/legado/app/help/AppConfig.kt

@@ -79,8 +79,8 @@ object AppConfig : SharedPreferences.OnSharedPreferenceChangeListener {
             context.putPrefBoolean(PreferKey.transparentStatusBar, value)
         }
 
-    val requestedDirection: String?
+    val screenDirection: String?
-        get() = context.getPrefString(R.string.pk_requested_direction)
+        get() = context.getPrefString(PreferKey.screenDirection)
 
     var backupPath: String?
         get() = context.getPrefString(PreferKey.backupPath)

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

@@ -77,7 +77,7 @@ abstract class ReadBookBaseActivity :
      */
     @SuppressLint("SourceLockedOrientationActivity")
     fun setOrientation() {
-        when (AppConfig.requestedDirection) {
+        when (AppConfig.screenDirection) {
             "0" -> requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED
             "1" -> requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
             "2" -> requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE

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

@@ -41,7 +41,7 @@ class MoreConfigDialog : DialogFragment() {
         inflater: LayoutInflater,
         container: ViewGroup?,
         savedInstanceState: Bundle?
-    ): View? {
+    ): View {
         (activity as ReadBookActivity).bottomDialog++
         val view = LinearLayout(context)
         view.setBackgroundColor(requireContext().bottomBackground)
@@ -107,7 +107,7 @@ class MoreConfigDialog : DialogFragment() {
                 }
                 PreferKey.keepLight -> postEvent(key, true)
                 PreferKey.textSelectAble -> postEvent(key, getPrefBoolean(key))
-                getString(R.string.pk_requested_direction) -> {
+                PreferKey.screenDirection -> {
                     (activity as? ReadBookActivity)?.setOrientation()
                 }
                 PreferKey.textFullJustify,

app/src/main/java/io/legado/app/utils/ContextExtensions.kt

@@ -53,9 +53,6 @@ fun Context.putPrefLong(key: String, value: Long) =
 fun Context.getPrefString(key: String, defValue: String? = null) =
     defaultSharedPreferences.getString(key, defValue)
 
-fun Context.getPrefString(@StringRes keyId: Int, defValue: String? = null) =
-    defaultSharedPreferences.getString(getString(keyId), defValue)
-
 fun Context.putPrefString(key: String, value: String?) =
     defaultSharedPreferences.edit { putString(key, value) }
 

app/src/main/res/values/pref_key_value.xml

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <string name="pk_auto_refresh" translatable="false">auto_refresh</string>
-    <string name="pk_requested_direction" translatable="false">list_screen_direction</string>
     <string name="pk_bookshelf_px" translatable="false">bookshelf_px</string>
     <string name="pk_default_read" translatable="false">defaultToRead</string>
     <string name="legado_gzh" translatable="false">开源阅读</string>

app/src/main/res/xml/pref_config_read.xml

@@ -3,7 +3,7 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <io.legado.app.ui.widget.prefs.NameListPreference
-        android:key="@string/pk_requested_direction"
+        android:key="screenDirection"
         android:defaultValue="0"
         android:title="@string/screen_direction"
         android:entries="@array/screen_direction_title"