Examples with ScriptResult com.gargoylesoftware.htmlunit.ScriptResult used on opensource projects

Example 6 with ScriptResult

use of com.gargoylesoftware.htmlunit.ScriptResult in project htmlunit by HtmlUnit.

the class EventListenersContainer method executeEventListeners.

private void executeEventListeners(final int eventPhase, final Event event, final Object[] args) {
    final DomNode node = jsNode_.getDomNodeOrNull();
    // some event don't apply on all kind of nodes, for instance "blur"
    if (node != null && !node.handles(event)) {
        return;
    }
    final TypeContainer container = getTypeContainer(event.getType());
    final List<Scriptable> listeners = container.getListeners(eventPhase);
    if (!listeners.isEmpty()) {
        event.setCurrentTarget(jsNode_);
        final HtmlPage page;
        if (jsNode_ instanceof Window) {
            page = (HtmlPage) jsNode_.getDomNodeOrDie();
        } else {
            final Scriptable parentScope = jsNode_.getParentScope();
            if (parentScope instanceof Window) {
                page = (HtmlPage) ((Window) parentScope).getDomNodeOrDie();
            } else if (parentScope instanceof HTMLDocument) {
                page = ((HTMLDocument) parentScope).getPage();
            } else {
                page = ((HTMLElement) parentScope).getDomNodeOrDie().getHtmlPageOrNull();
            }
        }
        // no need for a copy, listeners are copy on write
        for (Scriptable listener : listeners) {
            boolean isPropertyHandler = false;
            if (listener == TypeContainer.EVENT_HANDLER_PLACEHOLDER) {
                listener = container.handler_;
                isPropertyHandler = true;
            }
            Function function = null;
            Scriptable thisObject = null;
            if (listener instanceof Function) {
                function = (Function) listener;
                thisObject = jsNode_;
            } else if (listener instanceof NativeObject) {
                final Object handleEvent = ScriptableObject.getProperty(listener, "handleEvent");
                if (handleEvent instanceof Function) {
                    function = (Function) handleEvent;
                    thisObject = listener;
                }
            }
            if (function != null) {
                final ScriptResult result = page.executeJavaScriptFunction(function, thisObject, args, node);
                // Return value is only honored for property handlers (Tested in Chrome/FF/IE11)
                if (isPropertyHandler && !ScriptResult.isUndefined(result)) {
                    event.handlePropertyHandlerReturnValue(result.getJavaScriptResult());
                }
            }
            if (event.isImmediatePropagationStopped()) {
                return;
            }
        }
    }
}

Example 7 with ScriptResult

use of com.gargoylesoftware.htmlunit.ScriptResult in project htmlunit by HtmlUnit.

the class HTMLDocument method dispatchEvent.

/**
 * Dispatches an event into the event system (standards-conformant browsers only). See
 * <a href="https://developer.mozilla.org/en-US/docs/DOM/element.dispatchEvent">the Gecko
 * DOM reference</a> for more information.
 *
 * @param event the event to be dispatched
 * @return {@code false} if at least one of the event handlers which handled the event
 *         called <tt>preventDefault</tt>; {@code true} otherwise
 */
@Override
@JsxFunction
public boolean dispatchEvent(final Event event) {
    event.setTarget(this);
    final ScriptResult result = fireEvent(event);
    return !event.isAborted(result);
}

Example 8 with ScriptResult

use of com.gargoylesoftware.htmlunit.ScriptResult in project htmlunit by HtmlUnit.

the class NamedAttrNodeMapImpl method fireEvent.

/**
 * <span style="color:red">INTERNAL API - SUBJECT TO CHANGE AT ANY TIME - USE AT YOUR OWN RISK.</span><br>
 *
 * Fires the event on the element. Nothing is done if JavaScript is disabled.
 * @param event the event to fire
 * @return the execution result, or {@code null} if nothing is executed
 */
public ScriptResult fireEvent(final Event event) {
    final WebClient client = getPage().getWebClient();
    if (!client.isJavaScriptEnabled()) {
        return null;
    }
    if (!handles(event)) {
        return null;
    }
    if (LOG.isDebugEnabled()) {
        LOG.debug("Firing " + event);
    }
    final EventTarget jsElt = getScriptableObject();
    final HtmlUnitContextFactory cf = ((JavaScriptEngine) client.getJavaScriptEngine()).getContextFactory();
    final ScriptResult result = cf.callSecured(cx -> jsElt.fireEvent(event), getHtmlPageOrNull());
    if (event.isAborted(result)) {
        preventDefault();
    }
    return result;
}

Example 9 with ScriptResult

use of com.gargoylesoftware.htmlunit.ScriptResult in project htmlunit by HtmlUnit.

the class NamedAttrNodeMapImpl method dblClick.

/**
 * Simulates double-clicking on this element, returning the page in the window that has the focus
 * after the element has been clicked. Note that the returned page may or may not be the same
 * as the original page, depending on the type of element being clicked, the presence of JavaScript
 * action listeners, etc. Note also that {@link #click(boolean, boolean, boolean)} is automatically
 * called first.
 *
 * @param shiftKey {@code true} if SHIFT is pressed during the double-click
 * @param ctrlKey {@code true} if CTRL is pressed during the double-click
 * @param altKey {@code true} if ALT is pressed during the double-click
 * @param <P> the page type
 * @return the page that occupies this element's window after the element has been double-clicked
 * @exception IOException if an IO error occurs
 */
@SuppressWarnings("unchecked")
public <P extends Page> P dblClick(final boolean shiftKey, final boolean ctrlKey, final boolean altKey) throws IOException {
    if (isDisabledElementAndDisabled()) {
        return (P) getPage();
    }
    // call click event first
    P clickPage = click(shiftKey, ctrlKey, altKey);
    if (clickPage != getPage()) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("dblClick() is ignored, as click() loaded a different page.");
        }
        return clickPage;
    }
    // call click event a second time
    clickPage = click(shiftKey, ctrlKey, altKey);
    if (clickPage != getPage()) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("dblClick() is ignored, as click() loaded a different page.");
        }
        return clickPage;
    }
    final Event event;
    final WebClient webClient = getPage().getWebClient();
    if (webClient.getBrowserVersion().hasFeature(EVENT_ONDOUBLECLICK_USES_POINTEREVENT)) {
        event = new PointerEvent(this, MouseEvent.TYPE_DBL_CLICK, shiftKey, ctrlKey, altKey, MouseEvent.BUTTON_LEFT, 0);
    } else {
        event = new MouseEvent(this, MouseEvent.TYPE_DBL_CLICK, shiftKey, ctrlKey, altKey, MouseEvent.BUTTON_LEFT);
    }
    final ScriptResult scriptResult = fireEvent(event);
    if (scriptResult == null) {
        return clickPage;
    }
    return (P) webClient.getCurrentWindow().getEnclosedPage();
}

Example 10 with ScriptResult

use of com.gargoylesoftware.htmlunit.ScriptResult in project htmlunit by HtmlUnit.

the class HTMLCollectionFrames method dispatchEvent.

/**
 * {@inheritDoc}
 */
@Override
public boolean dispatchEvent(final Event event) {
    event.setTarget(this);
    final ScriptResult result = fireEvent(event);
    return !event.isAborted(result);
}