Fix suspend/resume event firing (#4120)

shai-almog · web-flow · commit 5a6b669477ad · 2025-11-09T05:42:11.000+02:00
diff --git a/CodenameOne/src/com/codename1/ui/util/EventDispatcher.java b/CodenameOne/src/com/codename1/ui/util/EventDispatcher.java
@@ -515,7 +515,8 @@ public CallbackClass(Object[] iPending, Object iPendingEvent) {
          * as an implementation detail
          */
         public final void run() {
-            if (!Display.getInstance().isEdt()) {
+            // We might not be running during a suspend/resume cycle
+            if (Display.isInitialized() && !Display.getInstance().isEdt()) {
                 throw new IllegalStateException("This method should not be invoked by external code!");
             }
 

Original file line number	Diff line number	Diff line change
`@@ -515,7 +515,8 @@ public CallbackClass(Object[] iPending, Object iPendingEvent) {`
`515`	`515`	`* as an implementation detail`
`516`	`516`	`*/`
`517`	`517`	`public final void run() {`
`518`		`- if (!Display.getInstance().isEdt()) {`
	`518`	`+ // We might not be running during a suspend/resume cycle`
	`519`	`+ if (Display.isInitialized() && !Display.getInstance().isEdt()) {`
`519`	`520`	`throw new IllegalStateException("This method should not be invoked by external code!");`
`520`	`521`	`}`
`521`	`522`