/**
* Checks whether the given window is either a FileDialog, or contains a JFileChooser component.
* If so, its current directory is stored in the given properties.
*
* @param aNamespace the name space to use;
* @param aProperties the properties to store the found directory in;
* @param aWindow the window to check for.
*/
private static void loadFileDialogState(final Preferences aProperties, final Window aWindow) {
final String propKey = "lastDirectory";
if (aWindow instanceof FileDialog) {
final String dir = aProperties.get(propKey, null);
if (dir != null) {
((FileDialog) aWindow).setDirectory(dir);
}
} else if (aWindow instanceof JDialog) {
final Container contentPane = ((JDialog) aWindow).getContentPane();
final JFileChooser fileChooser =
(JFileChooser) findComponent(contentPane, JFileChooser.class);
if (fileChooser != null) {
final String dir = aProperties.get(propKey, null);
if (dir != null) {
fileChooser.setCurrentDirectory(new File(dir));
}
}
}
}
