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-rw-r--r--src/nativewindow/classes/jogamp/nativewindow/awt/AWTMisc.java27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/nativewindow/classes/jogamp/nativewindow/awt/AWTMisc.java b/src/nativewindow/classes/jogamp/nativewindow/awt/AWTMisc.java
index 66be82a44..f38e7ea2b 100644
--- a/src/nativewindow/classes/jogamp/nativewindow/awt/AWTMisc.java
+++ b/src/nativewindow/classes/jogamp/nativewindow/awt/AWTMisc.java
@@ -69,6 +69,33 @@ public class AWTMisc {
return (Container) c;
}
+ public static interface ComponentAction {
+ /**
+ * @param c the component to perform the action on
+ */
+ public void run(Component c);
+ }
+
+ public static int performAction(Container c, Class<?> cType, ComponentAction action) {
+ int count = 0;
+ final int cc = c.getComponentCount();
+ for(int i=0; i<cc; i++) {
+ final Component e = c.getComponent(i);
+ if( e instanceof Container ) {
+ count += performAction((Container)e, cType, action);
+ } else if( cType.isInstance(e) ) {
+ action.run(e);
+ count++;
+ }
+ }
+ // we come at last ..
+ if( cType.isInstance(c) ) {
+ action.run(c);
+ count++;
+ }
+ return count;
+ }
+
/**
* Traverse to the next forward or backward component using the
* container's FocusTraversalPolicy.