[新增] 可以选择默认换源行为

app/src/main/res/values-zh/strings.xml

@@ -1348,4 +1348,6 @@
     <string name="page_anim_fade">渐变</string>
     <string name="show_bookshelf_tab_menu">显示更多分组按钮</string>
     <string name="show_unread_new">显示新章节更新标志</string>
+    <string name="read_change_all">换源按钮默认弹出整书换源</string>
+    <string name="read_change_all_s">反之则默认弹出单章换源</string>
 </resources>

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

@@ -1351,4 +1351,6 @@
     <string name="page_anim_fade">渐变</string>
     <string name="show_bookshelf_tab_menu">显示更多分组按钮</string>
     <string name="show_unread_new">显示新章节更新标志</string>
+    <string name="read_change_all">换源按钮默认弹出整书换源</string>
+    <string name="read_change_all_s">反之则默认弹出单章换源</string>
 </resources>

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

@@ -61,6 +61,13 @@
             android:title="@string/read_body_to_lh"
             app:isBottomBackground="true" />
 
+        <io.legado.app.lib.prefs.SwitchPreference
+            android:defaultValue="true"
+            android:key="defaultSourceChangeAll"
+            android:title="@string/read_change_all"
+            android:summary="@string/read_change_all_s"
+            app:isBottomBackground="true" />
+
         <io.legado.app.lib.prefs.SwitchPreference
             android:defaultValue="true"
             android:key="textFullJustify"