src/main/kotlin/com/marvinelsen/willow/Model.kt

@@ -35,6 +35,7 @@ class Model(
 
     val isSearching: ReadOnlyBooleanProperty = searchService.runningProperty()
     val isFindingWords: ReadOnlyBooleanProperty = findWordsService.runningProperty()
+    val isFindingCharacters: ReadOnlyBooleanProperty = findCharacterService.runningProperty()
 
     init {
         searchService.onSucceeded = EventHandler {
@@ -65,6 +66,8 @@ class Model(
     }
 
     fun selectEntry(entry: DictionaryEntryFx) {
+        internalWordsContaining.setAll(emptyList())
+        internalCharacters.setAll(emptyList())
         internalSelectedEntry.value = entry
     }
 

src/main/kotlin/com/marvinelsen/willow/ui/controllers/DetailsController.kt

@@ -11,6 +11,7 @@ import javafx.beans.binding.Bindings
 import javafx.fxml.FXML
 import javafx.scene.control.Label
 import javafx.scene.control.ListView
+import javafx.scene.control.ProgressIndicator
 import javafx.scene.control.TabPane
 import javafx.scene.input.ContextMenuEvent
 import javafx.scene.layout.FlowPane
@@ -48,6 +49,18 @@ class DetailsController(private val model: Model, private val config: Config) {
     @FXML
     private lateinit var listViewCharacters: ListView<DictionaryEntryFx>
 
+    @FXML
+    private lateinit var progressIndicatorCharacters: ProgressIndicator
+
+    @FXML
+    private lateinit var progressIndicatorWords: ProgressIndicator
+
+    @FXML
+    private lateinit var labelNoCharactersFound: Label
+
+    @FXML
+    private lateinit var labelNoWordsFound: Label
+
 
     @FXML
     private fun initialize() {
@@ -132,14 +145,26 @@ class DetailsController(private val model: Model, private val config: Config) {
         listViewWords.apply {
             cellFactory = DictionaryEntryCellFactory(resources, config)
             items = model.wordsContaining
+
+            disableProperty().bind(Bindings.or(model.isFindingWords, Bindings.isEmpty(model.wordsContaining)))
         }
+        progressIndicatorWords.visibleProperty().bind(model.isFindingWords)
+        labelNoWordsFound
+            .visibleProperty()
+            .bind(Bindings.and(Bindings.isEmpty(model.wordsContaining), Bindings.not(model.isFindingWords)))
     }
 
     private fun initializeListViewCharacters() {
         listViewCharacters.apply {
             cellFactory = DictionaryEntryCellFactory(resources, config)
             items = model.characters
+
+            disableProperty().bind(Bindings.or(model.isFindingCharacters, Bindings.isEmpty(model.characters)))
         }
+        progressIndicatorCharacters.visibleProperty().bind(model.isFindingCharacters)
+        labelNoCharactersFound
+            .visibleProperty()
+            .bind(Bindings.and(Bindings.isEmpty(model.characters), Bindings.not(model.isFindingCharacters)))
     }
 
     private fun initializeWebViewDefinition() {
@@ -180,15 +205,21 @@ class DetailsController(private val model: Model, private val config: Config) {
         )
     }
 
-    private fun lazyUpdateTabContent(selectedTabId: String?) = when (selectedTabId) {
+    private fun lazyUpdateTabContent(selectedTabId: String?) {
-        "tabWords" -> {
+        when (selectedTabId) {
-            model.findWords()
+            "tabWords" -> {
-        }
+                if (model.wordsContaining.isNotEmpty()) return
 
-        "tabCharacters" -> {
+                model.findWords()
-            model.findCharacters()
+            }
-        }
 
-        else -> {}
+            "tabCharacters" -> {
+                if (model.characters.isNotEmpty()) return
+
+                model.findCharacters()
+            }
+
+            else -> {}
+        }
     }
 }

src/main/resources/fxml/details.fxml

@@ -2,8 +2,7 @@
 
 <?import javafx.geometry.Insets?>
 <?import javafx.scene.control.*?>
-<?import javafx.scene.layout.FlowPane?>
+<?import javafx.scene.layout.*?>
-<?import javafx.scene.layout.VBox?>
 <?import javafx.scene.web.WebView?>
 <VBox xmlns="http://javafx.com/javafx/23" xmlns:fx="http://javafx.com/fxml/1"
       fx:controller="com.marvinelsen.willow.ui.controllers.DetailsController"
@@ -29,10 +28,28 @@
             <ListView fx:id="listViewSentences"/>
         </Tab>
         <Tab id="tabWords" closable="false" text="%tab.words">
-            <ListView fx:id="listViewWords"/>
+            <StackPane>
+                <ListView fx:id="listViewWords"/>
+                <Label fx:id="labelNoWordsFound" text="%list.no_words_found" textAlignment="CENTER"
+                       visible="false" wrapText="true">
+                    <padding>
+                        <Insets bottom="8.0" left="8.0" right="8.0" top="8.0"/>
+                    </padding>
+                </Label>
+                <ProgressIndicator fx:id="progressIndicatorWords" visible="false"/>
+            </StackPane>
         </Tab>
         <Tab id="tabCharacters" closable="false" text="%tab.characters">
-            <ListView fx:id="listViewCharacters"/>
+            <StackPane>
+                <ListView fx:id="listViewCharacters"/>
+                <Label fx:id="labelNoCharactersFound" text="%list.no_characters_found" textAlignment="CENTER"
+                       visible="false" wrapText="true">
+                    <padding>
+                        <Insets bottom="8.0" left="8.0" right="8.0" top="8.0"/>
+                    </padding>
+                </Label>
+                <ProgressIndicator fx:id="progressIndicatorCharacters" visible="false"/>
+            </StackPane>
         </Tab>
     </TabPane>
 </VBox>

src/main/resources/i18n/willow.properties

@@ -18,3 +18,5 @@ menubar.help=_Help
 menubar.help.about=_About…
 list.no_entries_found=No matching entries found
 search.mode.phrase=Phrase
+list.no_characters_found=No characters found
+list.no_words_found=No words found

src/main/resources/i18n/willow_de.properties

@@ -18,3 +18,5 @@ menubar.help=_Hilfe
 menubar.help.about=_Über…
 list.no_entries_found=No matching entries found
 search.mode.phrase=Phrase
+list.no_characters_found=No characters found
+list.no_words_found=No words found

src/main/resources/i18n/willow_en.properties

@@ -18,3 +18,5 @@ menubar.help=_Help
 menubar.help.about=_About…
 list.no_entries_found=No matching entries found
 search.mode.phrase=Phrase
+list.no_characters_found=No characters found
+list.no_words_found=No words found

src/main/resources/i18n/willow_zh_CN.properties

@@ -18,3 +18,5 @@ menubar.help=_說明
 menubar.help.about=_關於 Willow…
 list.no_entries_found=No matching entries found
 search.mode.phrase=Phrase
+list.no_characters_found=No characters found
+list.no_words_found=No words found

src/main/resources/i18n/willow_zh_TW.properties

@@ -18,3 +18,5 @@ menubar.help=_說明
 menubar.help.about=_關於 Willow…
 list.no_entries_found=No matching entries found
 search.mode.phrase=Phrase
+list.no_characters_found=No characters found
+list.no_words_found=No words found