优化

app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt

@@ -100,7 +100,9 @@ class BookSourceActivity : VMBaseActivity<ActivityBookSourceBinding, BookSourceV
         when (item.itemId) {
             R.id.menu_add_book_source -> startActivity<BookSourceEditActivity>()
             R.id.menu_import_source_qr -> startActivityForResult<QrCodeActivity>(qrRequestCode)
-            R.id.menu_share_source -> viewModel.shareSelection(adapter.getSelection())
+            R.id.menu_share_source -> viewModel.shareSelection(adapter.getSelection()) {
+                startActivity(Intent.createChooser(it, getString(R.string.share_selected_source)))
+            }
             R.id.menu_group_manage ->
                 GroupManageDialog().show(supportFragmentManager, "groupManage")
             R.id.menu_import_source_local -> FilePicker

app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceViewModel.kt

@@ -7,7 +7,6 @@ import androidx.core.content.FileProvider
 import androidx.documentfile.provider.DocumentFile
 import io.legado.app.App
 import io.legado.app.BuildConfig
-import io.legado.app.R
 import io.legado.app.base.BaseViewModel
 import io.legado.app.constant.AppPattern
 import io.legado.app.data.entities.BookSource
@@ -167,7 +166,7 @@ class BookSourceViewModel(application: Application) : BaseViewModel(application)
         }
     }
 
-    fun shareSelection(sources: List<BookSource>) {
+    fun shareSelection(sources: List<BookSource>, success: ((intent: Intent) -> Unit)) {
         execute {
             val intent = Intent(Intent.ACTION_SEND)
             val file = FileUtils.createFileWithReplace("${context.filesDir}/shareBookSource.json")
@@ -183,9 +182,7 @@ class BookSourceViewModel(application: Application) : BaseViewModel(application)
             intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
             intent
         }.onSuccess {
-            context.startActivity(
+            success.invoke(it)
-                Intent.createChooser(it, context.getString(R.string.share_selected_source))
-            )
         }
     }