private File currentDirectory() {
		// The default text should always be valid, regardless of user edits
		String path = currentPathTextField.getDefaultText();
		if (path.length() == 0) {
			return null;
		}

		if (path.equals(RECENT.getName())) {
			return RECENT;
		}

		if (path.equals(MY_COMPUTER.getName())) {
			return MY_COMPUTER;
		}

		return new GhidraFile(path, fileChooserModel.getSeparator());
	}
Sets the tooltip text used in the <code>OK</code> button

@param tooltipText the tooltip text
Ghidra/Framework/Docking/src/main/java/docking/widgets/filechooser/GhidraFileChooser.java