package oripa.viewsetting.main; import oripa.viewsetting.ViewSettingDataBase; public class MainScreenSettingDB extends ViewSettingDataBase{ private boolean gridVisible = true; // --------- private static MainScreenSettingDB instance = null; private MainScreenSettingDB(){} public static MainScreenSettingDB getInstance(){ if(instance == null){ instance = new MainScreenSettingDB(); } return instance; } // public static final String REDRAW_REQUESTED = "redraw requested"; // public void requestRedraw(){ // setChanged(); // notifyObservers(REDRAW_REQUESTED); // } public boolean isGridVisible() { return gridVisible; } public void setGridVisible(boolean gridVisible) { this.gridVisible = gridVisible; this.setChanged(); } // @Override // public String getName() { // return this.getClass().getName(); // } }