public void actionPerformed(final ActionEvent e) {
final ModeController modeController = Controller.getCurrentModeController();
final Controller controller = modeController.getController();
final NodeModel selected = controller.getSelection().getSelected();
if (selected.depth() < 2) {
UITools.errorMessage(TextUtils.getText("can_not_delete_style_group"));
return;
}
final MapModel map = selected.getMap();
final MapStyleModel styleModel = MapStyleModel.getExtension(map);
final NodeModel styleNodeGroup = styleModel.getStyleNodeGroup(selected);
if (!((StyleNamedObject) styleNodeGroup.getUserObject())
.getObject()
.equals("styles.user-defined")) {
UITools.errorMessage(TextUtils.getText("can_not_delete_predefined_style"));
return;
}
final MMapController mapController = (MMapController) modeController.getMapController();
mapController.deleteNode(selected);
final IActor actor =
new IActor() {
public void undo() {
styleModel.addStyleNode(selected);
}
public String getDescription() {
return "DeleteStyle";
}
public void act() {
styleModel.removeStyleNode(selected);
}
};
Controller.getCurrentModeController().execute(actor, map);
}
private void updateMapStyles(final MapModel newMap) {
ignoreChangeEvent = true;
styles.removeAllElements();
if (newMap == null) {
return;
}
final Collection<IStyle> styleObjects = MapStyleModel.getExtension(newMap).getStyles();
for (final IStyle style : styleObjects) {
styles.addElement(style);
}
ignoreChangeEvent = false;
}