Esempi in C++ (Cpp) per atk_no_op_object_new

Esempio n. 1

void connectAccessibilityCallbacks()
{
    // Ensure no callbacks are connected before.
    disconnectAccessibilityCallbacks();

    // Ensure that accessibility is initialized for the WebView by querying for
    // the root accessible object, which will create the full hierarchy.
#if PLATFORM(GTK)
    DumpRenderTreeSupportGtk::getRootAccessibleElement(mainFrame);
#elif PLATFORM(EFL)
    DumpRenderTreeSupportEfl::rootAccessibleElement(browser->mainFrame());
#endif

    // Add global listeners for AtkObject's signals.
    stateChangeListenerId = atk_add_global_event_listener(axObjectEventListener, "ATK:AtkObject:state-change");
    focusEventListenerId = atk_add_global_event_listener(axObjectEventListener, "ATK:AtkObject:focus-event");
    activeDescendantChangedListenerId = atk_add_global_event_listener(axObjectEventListener, "ATK:AtkObject:active-descendant-changed");
    childrenChangedListenerId = atk_add_global_event_listener(axObjectEventListener, "ATK:AtkObject:children-changed");
    propertyChangedListenerId = atk_add_global_event_listener(axObjectEventListener, "ATK:AtkObject:property-change");
    visibleDataChangedListenerId = atk_add_global_event_listener(axObjectEventListener, "ATK:AtkObject:visible-data-changed");

    // Ensure the Atk interface types are registered, otherwise
    // the AtkDocument signal handlers below won't get registered.
    GObject* dummyAxObject = G_OBJECT(g_object_new(ATK_TYPE_OBJECT, 0));
    AtkObject* dummyNoOpAxObject = atk_no_op_object_new(dummyAxObject);
    g_object_unref(G_OBJECT(dummyNoOpAxObject));
    g_object_unref(dummyAxObject);
}

Esempio n. 2

File: AccessibilityNotificationHandlerAtk.cpp Progetto: Comcast/WebKitForWayland

void AccessibilityNotificationHandler::connectAccessibilityCallbacks()
{
    // Ensure no callbacks are connected before.
    if (!disconnectAccessibilityCallbacks())
        return;

    const char* signalNames[] = {
        "ATK:AtkObject:state-change",
        "ATK:AtkObject:focus-event",
        "ATK:AtkObject:active-descendant-changed",
        "ATK:AtkObject:children-changed",
        "ATK:AtkObject:property-change",
        "ATK:AtkObject:visible-data-changed",
        "ATK:AtkDocument:load-complete",
        "ATK:AtkSelection:selection-changed",
        "ATK:AtkText:text-caret-moved",
        "ATK:AtkText:text-insert",
        "ATK:AtkText:text-remove",
        0
    };

    // Register atk interfaces, otherwise add_global may fail.
    GObject* dummyObject = (GObject*)g_object_new(G_TYPE_OBJECT, NULL, NULL);
    g_object_unref(atk_no_op_object_new(dummyObject));
    g_object_unref(dummyObject);

    // Add global listeners for AtkObject's signals.
    for (const char** signalName = signalNames; *signalName; signalName++) {
        unsigned id = atk_add_global_event_listener(axObjectEventListener, *signalName);
        if (!id) {
            String message = String::format("atk_add_global_event_listener failed for signal %s\n", *signalName);
            InjectedBundle::singleton().outputText(message);
            continue;
        }

        listenerIds.append(id);
    }
}