in src/main/java/com/intellij/util/ui/UIUtilities.java [1183:1199]
private static boolean canEventAccessSystemClipboard(AWTEvent e,
boolean checkGesture) {
if (EventQueue.isDispatchThread()) {
/*
* Checking event permissions makes sense only for event
* dispathing thread
*/
if (e instanceof InputEvent
&& (! checkGesture || isAccessClipboardGesture((InputEvent)e))) {
return inputEvent_canAccessSystemClipboard((InputEvent)e);
} else {
return false;
}
} else {
return true;
}
}