优化

app/src/main/java/io/legado/app/help/IntentData.kt

@@ -5,10 +5,11 @@ object IntentData {
     private val bigData: MutableMap<String, Any> = mutableMapOf()
 
     @Synchronized
-    fun put(key: String, data: Any?) {
+    fun put(key: String, data: Any?): String {
         data?.let {
             bigData[key] = data
         }
+        return key
     }
 
     @Synchronized

app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt

@@ -99,11 +99,14 @@ class ReadBookActivity : BaseReadBookActivity(),
     private val searchContentActivity = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) {
         it ?: return@registerForActivityResult
         it.data?.let { data ->
-            data.getIntExtra("chapterIndex", ReadBook.durChapterIndex).let {
-                viewModel.searchContentQuery = data.getStringExtra("query") ?: ""
-                val searchResultIndex = data.getIntExtra("searchResultIndex", 0)
+            val key = data.getLongExtra("key", System.currentTimeMillis())
+            val searchResult = IntentData.get<SearchResult>("searchResult$key")
+            val searchResultList = IntentData.get<List<SearchResult>>("searchResultList$key")
+            if (searchResult != null && searchResultList != null) {
+                viewModel.searchContentQuery = searchResult.query
+                binding.searchMenu.upSearchResultList(searchResultList)
                 isShowingSearchResult = true
-                binding.searchMenu.updateSearchResultIndex(searchResultIndex)
+                binding.searchMenu.updateSearchResultIndex(searchResultList.indexOf(searchResult))
                 binding.searchMenu.selectedSearchResult?.let { currentResult ->
                     skipToSearch(currentResult)
                     showActionMenu()

app/src/main/java/io/legado/app/ui/book/read/SearchMenu.kt

@@ -10,7 +10,6 @@ import android.view.animation.Animation
 import android.widget.FrameLayout
 import androidx.core.view.isVisible
 import io.legado.app.R
-import io.legado.app.constant.EventBus
 import io.legado.app.databinding.ViewSearchMenuBinding
 import io.legado.app.help.*
 import io.legado.app.lib.theme.*
@@ -46,7 +45,7 @@ class SearchMenu @JvmOverloads constructor(
     private val hasSearchResult: Boolean
         get() = searchResultList.isNotEmpty()
     val selectedSearchResult: SearchResult?
-        get() = if (searchResultList.isNotEmpty()) searchResultList[currentSearchResultIndex] else null
+        get() = searchResultList.getOrNull(currentSearchResultIndex)
     val previousSearchResult: SearchResult
         get() = searchResultList[lastSearchResultIndex]
 
@@ -55,17 +54,12 @@ class SearchMenu @JvmOverloads constructor(
         initView()
         bindEvent()
         updateSearchInfo()
-        observeSearchResultList()
     }
 
-    private fun observeSearchResultList() {
-        activity?.let { owner ->
-            eventObservable<List<SearchResult>>(EventBus.SEARCH_RESULT).observe(owner, {
+    fun upSearchResultList(resultList: List<SearchResult>) {
         searchResultList.clear()
-                searchResultList.addAll(it)
+        searchResultList.addAll(resultList)
         updateSearchInfo()
-            })
-        }
     }
 
     private fun initView() = binding.run {

app/src/main/java/io/legado/app/ui/book/searchContent/SearchContentActivity.kt

@@ -13,6 +13,7 @@ import io.legado.app.data.entities.Book
 import io.legado.app.data.entities.BookChapter
 import io.legado.app.databinding.ActivitySearchContentBinding
 import io.legado.app.help.BookHelp
+import io.legado.app.help.IntentData
 import io.legado.app.lib.theme.bottomBackground
 import io.legado.app.lib.theme.getPrimaryTextColor
 import io.legado.app.lib.theme.primaryTextColor
@@ -165,6 +166,11 @@ class SearchContentActivity :
     override fun openSearchResult(searchResult: SearchResult) {
         postEvent(EventBus.SEARCH_RESULT, viewModel.searchResultList as List<SearchResult>)
         val searchData = Intent()
+        val key = System.currentTimeMillis()
+        IntentData.put("searchResult$key", searchResult)
+        IntentData.put("searchResultList$key", viewModel.searchResultList)
+        searchData.putExtra("key", key)
+
         searchData.putExtra("searchResultIndex", viewModel.searchResultList.indexOf(searchResult))
         searchData.putExtra("chapterIndex", searchResult.chapterIndex)
         searchData.putExtra("contentPosition", searchResult.queryIndexInChapter)