fix: adding a new game works again

The search text field is disabled when unsaved data is available for the currently selected game.

src/main/java/se/lantz/gui/ListPanel.java

@@ -61,6 +61,8 @@ public class ListPanel extends JPanel
   private boolean delayDetailsUpdate = false;
   private boolean pageButtonPressed = false;
 
+  private boolean filterEnabled = true;
+
   private boolean isFiltering = false;
   private ListDataListener listDataListener = new ListDataListener()
     {
@@ -105,6 +107,8 @@ public class ListPanel extends JPanel
       }
 
       private void filter()
+      {
+        if (filterEnabled)
         {
           isFiltering = true;
           GameListModel listModel = uiModel.getGameListModel();
@@ -132,6 +136,7 @@ public class ListPanel extends JPanel
           updateViewInfoLabel();
           isFiltering = false;
         }
+      }
     };
 
   public ListPanel(final MainPanel mainPanel, final MainViewModel uiModel)
@@ -621,10 +626,17 @@ public class ListPanel extends JPanel
   {
     getListViewComboBox().setEnabled(!uiModel.isDataChanged());
     getListViewEditButton().setEnabled(!uiModel.isDataChanged());
+    if (!getFilterTextField().hasFocus())
+    {
+      getFilterTextField().setEnabled(!uiModel.isDataChanged());
+    }
+    filterEnabled = !uiModel.isDataChanged();
   }
 
   public void addNewGame()
   {
+    getFilterTextField().setText("");
+    filterEnabled = false;
     //Add new entry and select in the list
     uiModel.addNewGameListData();
     int rowToSelect = getList().getModel().getSize() - 1;
@@ -632,6 +644,7 @@ public class ListPanel extends JPanel
     getList().ensureIndexIsVisible(rowToSelect);
     mainPanel.getGameDetailsBackgroundPanel().updateSelectedGame(list.getSelectedValue());
     mainPanel.getGameDetailsBackgroundPanel().focusTitleField();
+    getFilterTextField().setEnabled(false);
   }
 
   public void addNewInfoSlot()