Everywhere: Remove calls to internal API SwingUtilities2::loc2IndexFileList.

core/src/main/java/com/github/weisj/darklaf/ui/list/DarkListUIBridge.java

@@ -37,7 +37,6 @@ import javax.swing.plaf.basic.BasicListUI;
 import javax.swing.text.Position;
 
 import sun.swing.DefaultLookup;
-import sun.swing.SwingUtilities2;
 import sun.swing.UIAction;
 
 import com.github.weisj.darklaf.ui.BasicTransferable;
@@ -2479,7 +2478,7 @@ public abstract class DarkListUIBridge extends BasicListUI {
 
             // different behavior if drag is enabled
             if (dragEnabled) {
-                int row = SwingUtilities2.loc2IndexFileList(list, e.getPoint());
+                int row = SwingUtil.loc2IndexFileList(list, e.getPoint());
                 // if we have a valid row and this is a drag initiating event
                 if (row != -1 && DragRecognitionSupport.mousePressed(e)) {
                     dragPressDidSelection = false;
@@ -2520,7 +2519,7 @@ public abstract class DarkListUIBridge extends BasicListUI {
          * @param e the e
          */
         protected void adjustSelection(final MouseEvent e) {
-            int row = SwingUtilities2.loc2IndexFileList(list, e.getPoint());
+            int row = SwingUtil.loc2IndexFileList(list, e.getPoint());
             if (row < 0) {
                 // If shift is down in multi-select, we should do nothing.
                 // For single select or non-shift-click, clear the selection
@@ -2586,7 +2585,7 @@ public abstract class DarkListUIBridge extends BasicListUI {
 
         public void dragStarting(final MouseEvent me) {
             if (DarkUIUtil.isMenuShortcutKeyDown(me)) {
-                int row = SwingUtilities2.loc2IndexFileList(list, me.getPoint());
+                int row = SwingUtil.loc2IndexFileList(list, me.getPoint());
                 list.addSelectionInterval(row, row);
             }
         }

core/src/main/java/com/github/weisj/darklaf/util/SwingUtil.java

@@ -33,13 +33,16 @@ import java.awt.Rectangle;
 import java.awt.event.MouseEvent;
 
 import javax.swing.JComponent;
+import javax.swing.JList;
 import javax.swing.JTable;
+import javax.swing.ListCellRenderer;
 import javax.swing.ListSelectionModel;
 import javax.swing.SwingUtilities;
 import javax.swing.table.TableCellRenderer;
 
 import sun.swing.SwingUtilities2;
 
+
 public final class SwingUtil {
 
     private SwingUtil() {}
@@ -182,4 +185,30 @@ public final class SwingUtil {
             return false;
         }
     }
+
+    public static int loc2IndexFileList(final JList<?> list, final Point point) {
+        int index = list.locationToIndex(point);
+        if (index != -1) {
+            boolean bySize = PropertyUtil.getBooleanProperty(list, "List.isFileList");
+            if (bySize && !pointIsInActualBounds(list, index, point)) {
+                index = -1;
+            }
+        }
+        return index;
+    }
+
+    private static <T> boolean pointIsInActualBounds(final JList<T> list, int index, final Point point) {
+        ListCellRenderer<? super T> renderer = list.getCellRenderer();
+        T value = list.getModel().getElementAt(index);
+        Component item = renderer.getListCellRendererComponent(list,
+                value, index, false, false);
+        Dimension itemSize = item.getPreferredSize();
+        Rectangle cellBounds = list.getCellBounds(index, index);
+        if (!item.getComponentOrientation().isLeftToRight()) {
+            cellBounds.x += (cellBounds.width - itemSize.width);
+        }
+        cellBounds.width = itemSize.width;
+
+        return cellBounds.contains(point);
+    }
 }