优化

app/src/main/java/io/legado/app/ui/book/changesource/ChangeBookSourceDialog.kt

@@ -248,6 +248,7 @@ class ChangeBookSourceDialog() : BaseDialogFragment(R.layout.dialog_book_change_
                 } else {
                     AppConfig.searchGroup = item.title.toString()
                 }
+                upGroupMenu()
                 viewModel.startOrStopSearch()
                 viewModel.refresh()
             }
@@ -345,7 +346,8 @@ class ChangeBookSourceDialog() : BaseDialogFragment(R.layout.dialog_book_change_
      * 更新分组菜单
      */
     private fun upGroupMenu() {
-        binding.toolBar.menu.findItem(R.id.menu_group)?.subMenu?.let { menu ->
+        binding.toolBar.menu.findItem(R.id.menu_group)?.run {
+            subMenu?.let { menu ->
                 val selectedGroup = AppConfig.searchGroup
                 menu.removeGroup(R.id.source_group)
                 val allItem = menu.add(R.id.source_group, Menu.NONE, Menu.NONE, R.string.all_source)
@@ -361,8 +363,12 @@ class ChangeBookSourceDialog() : BaseDialogFragment(R.layout.dialog_book_change_
                     }
                 }
                 menu.setGroupCheckable(R.id.source_group, true, true)
-            if (!hasSelectedGroup) {
+                if (hasSelectedGroup) {
+                    title = getString(R.string.group) + "(" + AppConfig.searchGroup + ")"
+                } else {
                     allItem.isChecked = true
+                    title = getString(R.string.group)
+                }
             }
         }
     }