优化

app/src/main/java/io/legado/app/ui/book/search/SearchActivity.kt

@@ -109,7 +109,6 @@ class SearchActivity : VMBaseActivity<ActivityBookSearchBinding, SearchViewModel
     override fun onCompatCreateOptionsMenu(menu: Menu): Boolean {
         menuInflater.inflate(R.menu.book_search, menu)
         this.menu = menu
-        upSearchScopeMenu()
         precisionSearchMenuItem = menu.findItem(R.id.menu_precision_search)
         precisionSearchMenuItem?.isChecked = getPrefBoolean(PreferKey.precisionSearch)
         return super.onCompatCreateOptionsMenu(menu)
@@ -220,7 +219,7 @@ class SearchActivity : VMBaseActivity<ActivityBookSearchBinding, SearchViewModel
 
     private fun initData() {
         viewModel.searchScope.stateLiveData.observe(this) {
-            upSearchScopeMenu()
+            upSearchScope()
         }
         viewModel.isSearchLiveData.observe(this) {
             if (it) {
@@ -237,9 +236,8 @@ class SearchActivity : VMBaseActivity<ActivityBookSearchBinding, SearchViewModel
         }
     }
 
-    private fun upSearchScopeMenu() {
-        menu?.findItem(R.id.menu_search_scope)?.title =
-            "${getString(R.string.search_scope)}-${viewModel.searchScope.display}"
+    private fun upSearchScope() {
+        binding.tvSearchScope.text = viewModel.searchScope.display
     }
 
     /**
@@ -249,7 +247,7 @@ class SearchActivity : VMBaseActivity<ActivityBookSearchBinding, SearchViewModel
         val searchScope = intent?.getStringExtra("searchScope")
         searchScope?.let {
             viewModel.searchScope.update(searchScope)
-            upSearchScopeMenu()
+            upSearchScope()
         }
         val key = intent?.getStringExtra("key")
         if (key.isNullOrBlank()) {

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

@@ -48,6 +48,15 @@
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintTop_toBottomOf="@id/title_bar">
 
+        <TextView
+            android:id="@+id/tv_searchScope"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:padding="6dp"
+            android:text="@string/all_source"
+            android:singleLine="true"
+            android:gravity="center" />
+
         <TextView
             android:id="@+id/tv_book_show"
             android:layout_width="match_parent"