Code refactoring

src/main/java/mplayer4anime/Settings/ControllerListsSelector.java

@@ -6,8 +6,8 @@ import javafx.fxml.FXML;
 import javafx.fxml.Initializable;
 import javafx.scene.control.ListView;
 import javafx.scene.control.TextField;
+import javafx.scene.control.TextFormatter;
 import javafx.scene.input.KeyEvent;
-import mplayer4anime.ServiceWindow;
 
 import java.net.URL;
 import java.util.Arrays;
@@ -21,7 +21,7 @@ public class ControllerListsSelector implements Initializable {
     private ObservableList<String> observableList;
     private ResourceBundle resourceBundle;
 
-    private boolean listOfExtensions;       // Handle validation of the format importing items
+    private boolean isListOfExtensions;
 
     @Override
     public void initialize(URL url, ResourceBundle rb) {
@@ -32,9 +32,25 @@ public class ControllerListsSelector implements Initializable {
      * Set list content
     */
     void setList(String[] listFromStorage, boolean isListOfExtensions){
+        this.isListOfExtensions = isListOfExtensions;
         observableList = FXCollections.observableArrayList(listFromStorage);
         listView.setItems(observableList);
-        this.listOfExtensions = isListOfExtensions;
+        if (isListOfExtensions) {
+            newRecordText.setText("*.");
+            newRecordText.setTextFormatter(new TextFormatter<Object>(change -> {
+                if (change.getControlNewText().matches("(^\\*\\.[A-Za-z0-9]$)|(^\\*\\.[A-Za-z0-9][A-Za-z0-9\\.]+?$)|(^\\*\\.$)"))
+                    return change;
+                return null;
+            }));
+        }
+        else {
+            newRecordText.setTextFormatter(new TextFormatter<Object>(change -> {
+                if (change.getControlNewText().matches("(^[A-Za-z0-9\\-]+?$)|(^$)"))
+                    return change;
+                return null;
+            }));
+        }
+
     }
     /**
      * Return list content
@@ -71,40 +87,14 @@ public class ControllerListsSelector implements Initializable {
     private void removeRecord(){ observableList.remove(listView.getSelectionModel().getSelectedItem()); }
     @FXML
     private void addNewRecord(){
-        String addingItem = newRecordText.getText().trim().toLowerCase();
+        String addingItem = newRecordText.getText().toLowerCase();
-        if (!addingItem.isEmpty())                   // If this field is non-empty
+        if (!addingItem.isEmpty()) {                   // If this field is non-empty
-            if (!addingItem.contains(" ") && !addingItem.contains("\t")) {
+            if (!observableList.contains(addingItem))
-                if (this.listOfExtensions) {
-                    if (addingItem.startsWith("*.")) {
-                        if (addingItem.substring(2).contains("*")) {
-                            ServiceWindow.getErrorNotification(resourceBundle.getString("Error"), resourceBundle.getString("settings_fieldContainUnacceptedChars"));
-                        }
-                        else {
-                            validateAndAdd(addingItem);
-                        }
-                    }
-                    else if (addingItem.contains("*")) {
-                        ServiceWindow.getErrorNotification(resourceBundle.getString("Error"), resourceBundle.getString("settings_fieldContainUnacceptedChars"));
-                    }
-                    else if (addingItem.startsWith(".")) {
-                        validateAndAdd("*" + addingItem);
-                    }
-                    else {
-                        validateAndAdd("*." + addingItem);
-                    }
-                }
-                else {
-                    validateAndAdd(addingItem);
-                }
-            }
-            else{
-                ServiceWindow.getErrorNotification(resourceBundle.getString("Error"), resourceBundle.getString("settings_fieldContainUnacceptedChars"));
-            }
-        newRecordText.clear();
-    }
-    private void validateAndAdd(String addingItem){
-        if (!observableList.contains(addingItem)) {
                 observableList.add(addingItem);
         }
+        if (isListOfExtensions)
+            newRecordText.setText("*.");
+        else
+            newRecordText.clear();
     }
 }

src/main/resources/Settings/ListSelector.fxml

@@ -7,7 +7,7 @@
 <?import javafx.scene.layout.VBox?>
 <?import javafx.scene.shape.SVGPath?>
 
-<VBox prefHeight="200.0" prefWidth="100.0" spacing="5.0" VBox.vgrow="ALWAYS" xmlns="http://javafx.com/javafx/8.0.141" xmlns:fx="http://javafx.com/fxml/1" fx:controller="mplayer4anime.Settings.ControllerListsSelector">
+<VBox prefHeight="200.0" prefWidth="100.0" spacing="5.0" VBox.vgrow="ALWAYS" xmlns="http://javafx.com/javafx/8.0.171" xmlns:fx="http://javafx.com/fxml/1" fx:controller="mplayer4anime.Settings.ControllerListsSelector">
    <children>
       <HBox alignment="CENTER_LEFT" spacing="5.0" VBox.vgrow="ALWAYS">
          <children>

src/main/resources/locale.properties

@@ -13,7 +13,7 @@ settings_PathToMplayerLbl=Path to mplayer executable:
 OkBtn=OK
 settings_SettingsName=Settings
 main_tab_subtitles=Subtitles
-settings_SubtitlesTabFirst=Show 'Subutitles' tab first after application starts:
+settings_SubtitlesTabFirst=Show 'Subutitles' tab first after application starts
 ErrorUnableToStartMplayer=Unable to execute 'mplayer'.\n\
 1. Make sure it's installed.\n\
 2. Check application settings.
@@ -22,9 +22,6 @@ Please don't change it if not sure.
 SelectDirectoryTitle=Select directory
 settings_subsExtensionList=Avaliable subtitles extensions:
 settings_subsCodepageList=Avaliable codepages for subtitles:
-settings_fieldContainUnacceptedChars=Spaces and tab symbols are not allowed.\n\
-'*' symbol could be only in the starting position.\n\
-Example: *.mp3
 subsShow_option=Don't show subtitles.
 menu_File=File
 menu_Tools=Tools

src/main/resources/locale_rus.properties

@@ -14,7 +14,7 @@ settings_PathToMplayerLbl=\u0420\u0430\u0441\u043F\u043E\u043B\u043E\u0436\u0435
 OkBtn=\u041E\u041A
 settings_SettingsName=\u041D\u0430\u0441\u0442\u0440\u043E\u0439\u043A\u0438
 main_tab_subtitles=\u0421\u0443\u0431\u0442\u0438\u0442\u0440\u044B
-settings_SubtitlesTabFirst=\u041F\u0440\u0438 \u0437\u0430\u043F\u0443\u0441\u043A\u0435 \u0441\u043F\u0435\u0440\u0432\u0430 \u043F\u043E\u043A\u0430\u0437\u044B\u0432\u0430\u0442\u044C \u0432\u043A\u043B\u0430\u0434\u043A\u0443 "\u0421\u0443\u0431\u0442\u0438\u0442\u0440\u044B":
+settings_SubtitlesTabFirst=\u041F\u0440\u0438 \u0437\u0430\u043F\u0443\u0441\u043A\u0435 \u0441\u043F\u0435\u0440\u0432\u0430 \u043F\u043E\u043A\u0430\u0437\u044B\u0432\u0430\u0442\u044C \u0432\u043A\u043B\u0430\u0434\u043A\u0443 \u00AB\u0421\u0443\u0431\u0442\u0438\u0442\u0440\u044B\u00BB
 ErrorUnableToStartMplayer=\u041D\u0435\u0432\u043E\u0437\u043C\u043E\u0436\u043D\u043E \u0437\u0430\u043F\u0443\u0441\u0442\u0438\u0442\u044C mplayer.\n\
 1. \u0423\u0431\u0435\u0434\u0438\u0442\u0435\u0441\u044C, \u0447\u0442\u043E \u043E\u043D \u0443\u0441\u0442\u0430\u043D\u043E\u0432\u043B\u0435\u043D.\n\
 2. \u041F\u0440\u043E\u0432\u0435\u0440\u044C\u0442\u0435 \u043F\u0440\u0430\u0432\u0438\u043B\u044C\u043D\u043E\u0441\u0442\u044C \u043D\u0430\u0441\u0442\u0440\u043E\u0435\u043A.
@@ -23,9 +23,6 @@ settings_unixOsInformation=Unix-\u043F\u043E\u0434\u043E\u0431\u043D\u044B\u0435
 SelectDirectoryTitle=\u0412\u044B\u0431\u043E\u0440 \u0434\u0438\u0440\u0435\u043A\u0442\u043E\u0440\u0438\u0438
 settings_subsExtensionList=\u0414\u043E\u0441\u0442\u0443\u043F\u043D\u044B\u0435 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043D\u0438\u044F \u0434\u043B\u044F \u0441\u0443\u0431\u0442\u0438\u0442\u0440\u043E\u0432:
 settings_subsCodepageList=\u0414\u043E\u0441\u0442\u0443\u043F\u043D\u044B\u0435 \u043A\u043E\u0434\u0438\u0440\u043E\u0432\u043A\u0438 \u0434\u043B\u044F \u0441\u0443\u0431\u0442\u0438\u0442\u0440\u043E\u0432:
-settings_fieldContainUnacceptedChars=\u041F\u0440\u043E\u0431\u0435\u043B\u044B \u0438 \u0441\u0438\u043C\u0432\u043E\u043B\u044B \u0442\u0430\u0431\u0443\u043B\u044F\u0446\u0438\u0438 \u043D\u0435\u0434\u043E\u043F\u0443\u0441\u0442\u0438\u043C\u044B.\n\
-\u0421\u0438\u043C\u0432\u043E\u043B "*" \u043C\u043E\u0436\u0435\u0442 \u0438\u0441\u043F\u043E\u043B\u044C\u0437\u043E\u0432\u0430\u0442\u044C\u0441\u044F \u0442\u043E\u043B\u044C\u043A\u043E \u0432 \u043D\u0430\u0447\u0430\u043B\u0435.\n\
-\u041F\u0440\u0438\u043C\u0435\u0440: *.mp3
 subsShow_option=\u041D\u0435 \u043E\u0442\u043E\u0431\u0440\u0430\u0436\u0430\u0442\u044C \u0441\u0443\u0431\u0442\u0438\u0442\u0440\u044B.
 menu_File=\u0424\u0430\u0439\u043B
 menu_Tools=\u0418\u043D\u0441\u0442\u0440\u0443\u043C\u0435\u043D\u0442\u044B