Added option to repeat question immediately until gotten right

src/main/java/es/kauron/jstudy/controller/SettingsController.java

@@ -10,15 +10,16 @@ import java.util.ResourceBundle;
 
 public class SettingsController implements Initializable {
     @FXML
-    private JFXCheckBox repeatMistakes, showFeedback;
+    private JFXCheckBox repeatMistakes, showFeedback, repeatImmediately;
 
     @Override
     public void initialize(URL location, ResourceBundle resources) {
-        repeatMistakes.setSelected(AppConfig.repeatWrong);
+        repeatImmediately.disableProperty().bind(repeatMistakes.selectedProperty().not());
-        repeatMistakes.selectedProperty().addListener((observable, old, value) -> AppConfig.repeatWrong = value);
+        repeatImmediately.selectedProperty().bindBidirectional(AppConfig.repeatImmediately);
-        showFeedback.setSelected(AppConfig.showFeedback);
+        repeatMistakes.selectedProperty().bindBidirectional(AppConfig.repeatWrong);
-        showFeedback.selectedProperty().addListener((observable, old, value) -> AppConfig.showFeedback = value);
+        showFeedback.selectedProperty().bindBidirectional(AppConfig.showFeedback);
+        repeatMistakes.selectedProperty().addListener((obj, o, n) -> {
+            if (!n) repeatImmediately.setSelected(false);
+        });
     }
-
-
 }

src/main/java/es/kauron/jstudy/controller/TestController.java

@@ -2,10 +2,12 @@ package es.kauron.jstudy.controller;
 
 import es.kauron.jstudy.model.AppConfig;
 import es.kauron.jstudy.model.TestItem;
+import javafx.beans.property.SimpleBooleanProperty;
 import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
 import javafx.fxml.Initializable;
 import javafx.geometry.Insets;
+import javafx.scene.control.Button;
 import javafx.scene.control.Label;
 import javafx.scene.control.ProgressBar;
 import javafx.scene.control.TextField;
@@ -24,13 +26,17 @@ public class TestController implements Initializable {
     private ProgressBar progress;
     @FXML
     private HBox feedback;
+    @FXML
+    private Button skipButton;
 
+    private SimpleBooleanProperty correctingError = new SimpleBooleanProperty(false);
     private List<TestItem> list;
     private int total, current = -1;
     private int done = 0, errors = 0;
 
     @Override
     public void initialize(URL url, ResourceBundle resourceBundle) {
+        skipButton.disableProperty().bind(correctingError);
     }
 
     void setList(List<TestItem> list) {
@@ -59,29 +65,42 @@ public class TestController implements Initializable {
         }
 
         // Remove the question from the pool if the question was correctly answered or there is no repetition
-        if (right || !AppConfig.repeatWrong) {
+        if ((right && !correctingError.get()) || !AppConfig.repeatWrong.get()) {
             list.remove(current);
-            progress.setProgress(++done/(double)total);
+            progress.setProgress(++done / (double) total);
             progressLabel.setText(done + "/" + total);
             if (list.size() == 0) {
-                onEndAction(event);
+                onEndAction(null);
                 return;
             }
+            chooseQuestion();
+        } else if (!AppConfig.repeatImmediately.get()) {
+            chooseQuestion();
         }
-        onSkipAction(event);
+        correctingError.set(!right && AppConfig.repeatImmediately.get());
+        setQuestion();
     }
 
-    @FXML
+    private void chooseQuestion() {
-    private void onSkipAction(ActionEvent event) {
         answer.setText("");
         int previous = current;
         do
             current = (int) (Math.random() * list.size());
         while (list.size() > 1 && current == previous);
+    }
+
+    private void setQuestion() {
+        answer.setText("");
         question.setText(list.get(current).getQuestion());
         answer.requestFocus();
     }
 
+    @FXML
+    private void onSkipAction(ActionEvent event) {
+        chooseQuestion();
+        setQuestion();
+    }
+
     @FXML
     private void onEndAction(ActionEvent event) {
         answer.setText("");

src/main/java/es/kauron/jstudy/model/AppConfig.java

@@ -1,17 +1,21 @@
 package es.kauron.jstudy.model;
 
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.SimpleBooleanProperty;
+
 import java.io.File;
 import java.util.prefs.BackingStoreException;
 import java.util.prefs.Preferences;
 
 public class AppConfig {
-    public static boolean repeatWrong, showFeedback;
+    public static BooleanProperty repeatWrong, showFeedback, repeatImmediately;
     public static File lastDir;
 
     public static void save() {
         Preferences prefs = Preferences.userRoot();
-        prefs.putBoolean("repeatWrong", repeatWrong);
+        prefs.putBoolean("repeatWrong", repeatWrong.get());
-        prefs.putBoolean("showFeedback", showFeedback);
+        prefs.putBoolean("showFeedback", showFeedback.get());
+        prefs.putBoolean("repeatImmediately", repeatImmediately.get());
         prefs.put("lastDir", lastDir == null ? "" : lastDir.getAbsolutePath());
         try {
             prefs.flush();
@@ -22,8 +26,12 @@ public class AppConfig {
 
     public static void load() {
         Preferences prefs = Preferences.userRoot();
-        repeatWrong  = prefs.getBoolean("repeatWrong", true);
+        repeatWrong  = new SimpleBooleanProperty(prefs.getBoolean("repeatWrong", true));
-        showFeedback = prefs.getBoolean("showFeedback", true);
+        showFeedback = new SimpleBooleanProperty(prefs.getBoolean("showFeedback", true));
+        repeatImmediately = new SimpleBooleanProperty(prefs.getBoolean("repeatImmediately", false));
+        repeatWrong.addListener((obj, o, n) -> save());
+        showFeedback.addListener((obj, o, n) -> save());
+        repeatImmediately.addListener((obj, o, n) -> save());
         String dirPath = prefs.get("lastDir", "");
         if (!dirPath.isEmpty()) lastDir = new File(dirPath);
     }

src/main/resources/es/kauron/jstudy/view/settings.fxml

@@ -6,6 +6,7 @@
 <VBox alignment="CENTER_LEFT" spacing="15.0" xmlns="http://javafx.com/javafx/8.0.76-ea" xmlns:fx="http://javafx.com/fxml/1" fx:controller="es.kauron.jstudy.controller.SettingsController">
    <children>
       <JFXCheckBox fx:id="repeatMistakes" text="_Repeat mistakes" />
+      <JFXCheckBox fx:id="repeatImmediately" text="_Always repeat immediatly"/>
       <JFXCheckBox fx:id="showFeedback" disable="true" layoutX="237.0" layoutY="201.0" text="Show _feedback while testing" />
    </children>
    <padding>

src/main/resources/es/kauron/jstudy/view/test.fxml

@@ -64,7 +64,7 @@
       <VBox alignment="TOP_RIGHT" spacing="10.0" BorderPane.alignment="CENTER">
          <children>
             <Button defaultButton="true" focusTraversable="false" onAction="#onNextAction" prefWidth="110.0" text="_Next" />
-            <Button cancelButton="true" focusTraversable="false" onAction="#onSkipAction" prefWidth="110.0" text="_Skip question" />
+            <Button cancelButton="true" focusTraversable="false" onAction="#onSkipAction" prefWidth="110.0" text="_Skip question" fx:id="skipButton"/>
             <Button cancelButton="true" focusTraversable="false" layoutX="10.0" layoutY="48.0" onAction="#onEndAction" prefWidth="110.0" text="_End test" />
          </children>
          <BorderPane.margin>