MapFragment.java 文件源码

@Override
public void onChange(boolean selfChange) {
    if (!isAdded()) {
        return;
    }

    //clear map reload all data
    clearMap();
    setupMap(false);

    // reload data from loaders
    LoaderManager lm = getActivity().getLoaderManager();

    Loader<Cursor> loader =
            lm.getLoader(TOKEN_LOADER_MARKERS);
    if (loader != null) {
        loader.forceLoad();
    }

    loader = lm.getLoader(TOKEN_LOADER_TILES);
    if (loader != null) {
        loader.forceLoad();
    }
}