FxTreeMap.java 文件源码

@Override
public void propertyChange(PropertyChangeEvent evt) {
    if (TreeMapUtils.ITEM_CLICKED.equals(evt.getPropertyName())) {
        MapData data = (MapData) evt.getNewValue();
        if (!mapLevels.containsKey(data)) {
            FxMapModel newDataModel = new FxMapModel(this, data, 0, 0);
            newDataModel.setTreeMapStyle(style);
            mapLevels.put(data, newDataModel);
            currentModel = newDataModel;
        } else {
            currentModel = mapLevels.get(data);
        }
        currentData = data;
        updateBreadCrumbBar();
        pane.getChildren().setAll(currentModel.getFxItems().stream().map(i -> i.getNode()).collect(Collectors.toList()));
        requestLayoutUpdate();
    }
}