- public static void init() {
- if (singleton != null) return;
- singleton = Platform.getScheduler();
- singleton.run();
+ public static void init() { if (singleton == null) (singleton = Platform.getScheduler()).run(); }
+
+ private static Task current = null;
+
+ private static volatile boolean rendering = false;
+ private static volatile boolean again = false;
+
+ /** synchronizd so that we can safely call it from an event-delivery thread, in-context */
+ public static void renderAll() {
+ if (rendering) { again = true; return; }
+ synchronized(Scheduler.class) {
+ try {
+ rendering = true;
+ do {
+ // FEATURE: this could be cleaner
+ again = false;
+ for(int i=0; i<Surface.allSurfaces.size(); i++) {
+ Surface s = ((Surface)Surface.allSurfaces.elementAt(i));
+ do { s.render(); } while(s.abort);
+ }
+ } while(again);
+ } finally {
+ rendering = false;
+ }
+ }