优化

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

@@ -13,11 +13,32 @@
         app:fitStatusBar="false"
         app:title="@string/edit_book_source" />
 
+    <HorizontalScrollView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:scrollbars="none">
+
         <LinearLayout
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-        android:orientation="horizontal"
-        android:layout_gravity="center_vertical">
+            android:layout_gravity="center_vertical"
+            android:gravity="center_vertical"
+            android:orientation="horizontal">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="match_parent"
+                android:layout_marginLeft="8dp"
+                android:gravity="center"
+                android:text="@string/book_type"
+                tools:ignore="RtlHardcoded" />
+
+            <androidx.appcompat.widget.AppCompatSpinner
+                android:id="@+id/sp_type"
+                android:layout_width="wrap_content"
+                android:layout_height="match_parent"
+                android:entries="@array/book_type"
+                app:theme="@style/Spinner" />
 
             <io.legado.app.lib.theme.view.ThemeCheckBox
                 android:id="@+id/cb_is_enable"
@@ -48,29 +69,8 @@
                 android:text="@string/review" />
 
         </LinearLayout>
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:orientation="horizontal">
 
-        <TextView
-            android:height="30dp"
-            android:gravity="center"
-            android:layout_width="wrap_content"
-            android:layout_height="match_parent"
-            android:text="@string/book_type"
-            android:layout_marginLeft="8dp"
-            android:layout_marginRight="3dp"
-            tools:ignore="RtlHardcoded" />
-
-        <androidx.appcompat.widget.AppCompatSpinner
-            android:id="@+id/sp_type"
-            android:layout_width="wrap_content"
-            android:layout_height="match_parent"
-            android:entries="@array/book_type"
-            app:theme="@style/Spinner" />
-
-    </LinearLayout>
+    </HorizontalScrollView>
 
     <com.google.android.material.tabs.TabLayout
         android:id="@+id/tab_layout"