Examples with ResourceLoadEvent com.vaadin.client.ResourceLoader.ResourceLoadEvent used on opensource projects

Example 1 with ResourceLoadEvent

use of com.vaadin.client.ResourceLoader.ResourceLoadEvent in project flow by vaadin.

the class AtmospherePushConnection method runWhenAtmosphereLoaded.

private void runWhenAtmosphereLoaded(final Command command) {
    if (isAtmosphereLoaded()) {
        command.execute();
    } else {
        final String pushJs = getVersionedPushJs();
        Console.log("Loading " + pushJs);
        ResourceLoader loader = registry.getResourceLoader();
        String pushScriptUrl = registry.getApplicationConfiguration().getContextRootUrl() + pushJs;
        ResourceLoadListener loadListener = new ResourceLoadListener() {

            @Override
            public void onLoad(ResourceLoadEvent event) {
                if (isAtmosphereLoaded()) {
                    Console.log(pushJs + " loaded");
                    command.execute();
                } else {
                    // If bootstrap tried to load
                    // vaadinPush.js, ResourceLoader assumes it succeeded
                    // even if it failed (#11673)
                    onError(event);
                }
            }

            @Override
            public void onError(ResourceLoadEvent event) {
                getConnectionStateHandler().pushScriptLoadError(event.getResourceData());
            }
        };
        loader.loadScript(pushScriptUrl, loadListener);
    }
}