Examples of com.google.gwt.dom.client.Element

com.google.gwt.dom.client.Element
All HTML element interfaces derive from this class.

         * be called if there is no parentElement. So, instead of returning from
         * method buildBase() if there is no parentElement "if condition" is
         * applied to call code for parentElement only in case it exists.
         */
        if (getElement().hasParentElement()) {
            final Element p = getElement().getParentElement();
            if (p.getPropertyInt(domProperty) > MIN_SIZE) {
                if (isVertical()) {
                    setHeight();
                } else {
                    base.getStyle().clearProperty(styleAttribute);
                }
            } else {
                // Set minimum size and adjust after all components have
                // (supposedly) been drawn completely.
                base.getStyle().setPropertyPx(styleAttribute, MIN_SIZE);
                Scheduler.get().scheduleDeferred(new Command() {


                    @Override
                    public void execute() {
                        final Element p = getElement().getParentElement();
                        if (p.getPropertyInt(domProperty) > (MIN_SIZE + 5)) {
                            if (isVertical()) {
                                setHeight();
                            } else {
                                base.getStyle().clearProperty(styleAttribute);
                            }

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    @Override
    public void onBrowserEvent(Event event) {
        if (disabled || readonly) {
            return;
        }
        final Element targ = DOM.eventGetTarget(event);


        if (DOM.eventGetType(event) == Event.ONMOUSEWHEEL) {
            processMouseWheelEvent(event);
        } else if (dragging || targ == handle) {
            processHandleEvent(event);
        } else if (targ == smaller) {
            decreaseValue(true);
        } else if (targ == bigger) {
            increaseValue(true);
        } else if (DOM.eventGetType(event) == Event.MOUSEEVENTS) {
            processBaseEvent(event);
        } else if ((BrowserInfo.get().isGecko() && DOM.eventGetType(event) == Event.ONKEYPRESS)
                || (!BrowserInfo.get().isGecko() && DOM.eventGetType(event) == Event.ONKEYDOWN)) {


            if (handleNavigation(event.getKeyCode(), event.getCtrlKey(),
                    event.getShiftKey())) {


                feedbackPopup.show();


                delayedValueUpdater.trigger();


                DOM.eventPreventDefault(event);
                DOM.eventCancelBubble(event, true);
            }
        } else if (targ.equals(getElement())
                && DOM.eventGetType(event) == Event.ONFOCUS) {
            feedbackPopup.show();
        } else if (targ.equals(getElement())
                && DOM.eventGetType(event) == Event.ONBLUR) {
            feedbackPopup.hide();
        } else if (DOM.eventGetType(event) == Event.ONMOUSEDOWN) {
            feedbackPopup.show();
        }

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     *             {@link #createDragImage(Element,boolean)} instead
     */
    @Deprecated
    public void createDragImage(com.google.gwt.user.client.Element element,
            boolean alignImageToEvent) {
        Element cloneNode = (Element) element.cloneNode(true);
        syncContent(element, cloneNode);
        if (BrowserInfo.get().isIE()) {
            if (cloneNode.getTagName().toLowerCase().equals("tr")) {
                TableElement table = Document.get().createTableElement();
                TableSectionElement tbody = Document.get().createTBodyElement();
                table.appendChild(tbody);
                tbody.appendChild(cloneNode);
                cloneNode = table.cast();

View Full Code Here

    }


    private void attachDragElement() {
        if (dragElement != null && dragElement.getParentElement() == null) {
            ApplicationConnection connection = getCurrentDragApplicationConnection();
            Element dragImageParent;
            if (connection == null) {
                VConsole.error("Could not determine ApplicationConnection for current drag operation. The drag image will likely look broken");
                dragImageParent = RootPanel.getBodyElement();
            } else {
                dragImageParent = VOverlay.getOverlayContainer(connection);
            }
            dragImageParent.appendChild(dragElement);
        }


    }

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                }
            }
        }


        public void setMargins(MarginInfo margins) {
            Element margin = getElement();
            setStyleName(margin, CLASSNAME + "-" + StyleConstants.MARGIN_TOP,
                    margins.hasTop());
            setStyleName(margin, CLASSNAME + "-" + StyleConstants.MARGIN_RIGHT,
                    margins.hasRight());
            setStyleName(margin,

View Full Code Here


            currentDrag.setCurrentGwtEvent(nativeEvent);
            updateDragImagePosition();


            Node targetNode = Node.as(nativeEvent.getEventTarget());
            Element targetElement;
            if (Element.is(targetNode)) {
                targetElement = Element.as(targetNode);
            } else {
                targetElement = targetNode.getParentElement();
            }


            if (Util.isTouchEvent(nativeEvent) || dragElement != null) {
                // to detect the "real" target, hide dragelement temporary and
                // use elementFromPoint
                String display = dragElement.getStyle().getDisplay();
                dragElement.getStyle().setDisplay(Display.NONE);
                try {
                    int x = Util.getTouchOrMouseClientX(nativeEvent);
                    int y = Util.getTouchOrMouseClientY(nativeEvent);
                    // Util.browserDebugger();
                    targetElement = Util.getElementFromPoint(x, y);
                    if (targetElement == null) {
                        // ApplicationConnection.getConsole().log(
                        // "Event on dragImage, ignored");
                        event.cancel();
                        nativeEvent.stopPropagation();
                        return;


                    } else {
                        // ApplicationConnection.getConsole().log(
                        // "Event on dragImage, target changed");
                        // special handling for events over dragImage
                        // pretty much all events are mousemove althout below
                        // kind of happens mouseover
                        switch (typeInt) {
                        case Event.ONMOUSEOVER:
                        case Event.ONMOUSEOUT:
                            // ApplicationConnection
                            // .getConsole()
                            // .log(
                            // "IGNORING proxy image event, fired because of hack or not significant");
                            return;
                        case Event.ONMOUSEMOVE:
                        case Event.ONTOUCHMOVE:
                            VDropHandler findDragTarget = findDragTarget(targetElement);
                            if (findDragTarget != currentDropHandler) {
                                // dragleave on old
                                if (currentDropHandler != null) {
                                    currentDropHandler.dragLeave(currentDrag);
                                    currentDrag.getDropDetails().clear();
                                    serverCallback = null;
                                }
                                // dragenter on new
                                currentDropHandler = findDragTarget;
                                if (findDragTarget != null) {
                                    // ApplicationConnection.getConsole().log(
                                    // "DropHandler now"
                                    // + currentDropHandler
                                    // .getPaintable());
                                }


                                if (currentDropHandler != null) {
                                    currentDrag.setElementOver(targetElement);
                                    currentDropHandler.dragEnter(currentDrag);
                                }
                            } else if (findDragTarget != null) {
                                currentDrag.setElementOver(targetElement);
                                currentDropHandler.dragOver(currentDrag);
                            }
                            // prevent text selection on IE
                            nativeEvent.preventDefault();
                            return;
                        default:
                            // just update element over and let the actual
                            // handling code do the thing
                            // ApplicationConnection.getConsole().log(
                            // "Target just modified on "
                            // + event.getType());
                            currentDrag.setElementOver(targetElement);
                            break;
                        }


                    }
                } catch (RuntimeException e) {
                    // ApplicationConnection.getConsole().log(
                    // "ERROR during elementFromPoint hack.");
                    throw e;
                } finally {
                    dragElement.getStyle().setProperty("display", display);
                }
            }


            switch (typeInt) {
            case Event.ONMOUSEOVER:
                VDropHandler target = findDragTarget(targetElement);


                if (target != null && target != currentDropHandler) {
                    if (currentDropHandler != null) {
                        currentDropHandler.dragLeave(currentDrag);
                        currentDrag.getDropDetails().clear();
                    }


                    currentDropHandler = target;
                    // ApplicationConnection.getConsole().log(
                    // "DropHandler now"
                    // + currentDropHandler.getPaintable());
                    currentDrag.setElementOver(targetElement);
                    target.dragEnter(currentDrag);
                } else if (target == null && currentDropHandler != null) {
                    // ApplicationConnection.getConsole().log("Invalid state!?");
                    currentDropHandler.dragLeave(currentDrag);
                    currentDrag.getDropDetails().clear();
                    currentDropHandler = null;
                }
                break;
            case Event.ONMOUSEOUT:
                Element relatedTarget = Element.as(nativeEvent
                        .getRelatedEventTarget());
                VDropHandler newDragHanler = findDragTarget(relatedTarget);
                if (dragElement != null
                        && dragElement.isOrHasChild(relatedTarget)) {
                    // ApplicationConnection.getConsole().log(

View Full Code Here

    protected String altText;


    public static final String CLASSNAME = "v-browserframe";


    public VBrowserFrame() {
        Element root = Document.get().createDivElement();
        setElement(root);


        setStyleName(CLASSNAME);


        createAltTextElement();

View Full Code Here


        // For some reason ONMOUSEOUT events are not always received, so we have
        // to use ONMOUSEMOVE that doesn't target the popup
        @Override
        public boolean onEventPreview(Event event) {
            Element target = DOM.eventGetTarget(event);
            boolean eventTargetsPopup = DOM.isOrHasChild(getElement(), target);
            int type = DOM.eventGetType(event);


            // Catch children that use keyboard, so we can unfocus them when
            // hiding

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            private int lastSentScrollTop = Integer.MAX_VALUE;
            private int lastSentScrollLeft = Integer.MAX_VALUE;


            @Override
            public void onScroll(ScrollEvent event) {
                Element element = getWidget().getElement();
                int newScrollTop = element.getScrollTop();
                int newScrollLeft = element.getScrollLeft();
                if (newScrollTop != lastSentScrollTop
                        || newScrollLeft != lastSentScrollLeft) {
                    lastSentScrollTop = newScrollTop;
                    lastSentScrollLeft = newScrollLeft;
                    getRpcProxy(UIServerRpc.class).scroll(newScrollTop,

View Full Code Here

            changed = true;
            connector.getLayoutManager().reportOuterHeight(connector,
                    newWindowHeight);
            VConsole.log("New window height: " + windowHeight);
        }
        Element parentElement = getElement().getParentElement();
        if (isMonitoringParentSize() && parentElement != null) {
            // check also for parent size changes
            int newParentWidth = parentElement.getClientWidth();
            int newParentHeight = parentElement.getClientHeight();
            if (parentWidth != newParentWidth) {
                parentWidth = newParentWidth;
                changed = true;
                VConsole.log("New parent width: " + parentWidth);
            }
            if (parentHeight != newParentHeight) {
                parentHeight = newParentHeight;
                changed = true;
                VConsole.log("New parent height: " + parentHeight);
            }
        }
        if (changed) {
            /*
             * If the window size has changed, layout the VView again and send
             * new size to the server if the size changed. (Just checking VView
             * size would cause us to ignore cases when a relatively sized VView
             * should shrink as the content's size is fixed and would thus not
             * automatically shrink.)
             */
            VConsole.log("Running layout functions due to window or parent resize");


            // update size to avoid (most) redundant re-layout passes
            // there can still be an extra layout recalculation if webkit
            // overflow fix updates the size in a deferred block
            if (isMonitoringParentSize() && parentElement != null) {
                parentWidth = parentElement.getClientWidth();
                parentHeight = parentElement.getClientHeight();
            }


            sendClientResized();


            LayoutManager layoutManager = connector.getLayoutManager();

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