+ /**
+ * Shows the height adjuster image if the mouse moves into the top left
+ * region, or hides it if the mouse leaves the regio
+ *
+ * @param evt
+ */
+ protected void showOrHideAdjuster(MouseEvent evt)
+ {
+ boolean was = resizePanel;
+ resizePanel = evt.getY() < adjusterImageHeight && evt.getX() < HEIGHT_ADJUSTER_WIDTH;
+
+ if (resizePanel != was)
+ {
+ setCursor(Cursor.getPredefinedCursor(
+ resizePanel ? Cursor.S_RESIZE_CURSOR
+ : Cursor.DEFAULT_CURSOR));
+ repaint();
+ }
+ }
+