@Override
		public void mouseEntered(MouseEvent me) {
			if (isSelected()) {
				return;
			}

			defaultBorder = getBorder();
			setBorder(RAISED_BORDER);
			inside = true;
		}
Returns the directory with which this button is associated.
Ghidra/Framework/Docking/src/main/java/docking/widgets/filechooser/FileChooserToggleButton.java