Re: Make XUL application visible

On Mar 17, 9:43 am, [email protected] wrote:
> Hi
>
> I am using Java XPCOM and xulrunner-1.8.0.4. Im trying to embed
> xulrunner in Java, as I am sure many people are. I seem to be stuck, I
> believe my Java code is starting xulrunner correctly, but I see no
> visible window. Should the window be visible?
>
> The code:
>                 // First, get the event queue service. This handles all event queues
> in
>                 // XPCOM.
>                 nsIEventQueueService eventQueueServive = (nsIEventQueueService)
> serviceManager
>                                 .getServiceByContractID("@mozilla.org/event-queue-service;1",
>                                                 nsIEventQueueService.NS_IEVENTQUEUESERVICE_IID);
>
>                 // Next, we want to get the UI thread, since we want to open a
> window.
>                 // There is a static variable on the
>                 // nsIEventQueueService that contains the id of the special UI event
>                 // queue.
>                 nsIEventQueue eventQueue = eventQueueServive
>                                 .getSpecialEventQueue(nsIEventQueueService.UI_THREAD_EVENT_QUEUE);
>
>                 // Now create a proxy for the proxy object manager.
>                 nsIProxyObjectManager proxy = (nsIProxyObjectManager)
> componentManager
>                                 .createInstanceByContractID("@mozilla.org/xpcomproxy;1", null,
>                                                 nsIProxyObjectManager.NS_IPROXYOBJECTMANAGER_IID);
>
>                 // and use the proxy object manager to create a proxy for the
>                 // nsIWindowWatcher instance we created above.
>                 nsIWindowWatcher windowProxy = (nsIWindowWatcher) proxy
>                                 .getProxyForObject(eventQueue,
>                                                 windowWatcher.NS_IWINDOWWATCHER_IID, windowWatcher,
>                                                 nsIProxyObjectManager.INVOKE_SYNC);
>
>                 // now we use the proxy to call the method as usual.
>                 nsIDOMWindow domWindow = windowProxy.openWindow(null,
>                                 "chrome://myapp/content/main.xul", "bob", "centerscreen", null);
>
> Cheers
> Greg

I think you are supposed to create nsIWindowCreator instance and then
set that to window watcher using setWindowCreator(windowCreator) on
window watcher before trying to open window.