Example usage for com.google.gwt.user.client Event ONTOUCHSTART

Introduction

In this page you can find the example usage for com.google.gwt.user.client Event ONTOUCHSTART.

Prototype

int ONTOUCHSTART

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Document

Fired when the user starts touching an element.

Usage

From source file:cc.alcina.framework.gwt.client.widget.dialog.RelativePopupPanel.java

License:Apache License

/**
 * Preview the {@link NativePreviewEvent}.
 * //  w  w  w  .  j a  v  a  2 s.  c  om
 * @param event
 *            the {@link NativePreviewEvent}
 */
private void previewNativeEvent(NativePreviewEvent event) {
    // If the event has been canceled or consumed, ignore it
    if (event.isCanceled() || (!previewAllNativeEvents && event.isConsumed())) {
        // We need to ensure that we cancel the event even if its been
        // consumed so
        // that popups lower on the stack do not auto hide
        if (modal) {
            event.cancel();
        }
        return;
    }
    // Fire the event hook and return if the event is canceled
    onPreviewNativeEvent(event);
    if (event.isCanceled()) {
        return;
    }
    // If the event targets the popup or the partner, consume it
    Event nativeEvent = Event.as(event.getNativeEvent());
    boolean eventTargetsPopupOrPartner = eventTargetsPopup(nativeEvent) || eventTargetsPartner(nativeEvent);
    if (eventTargetsPopupOrPartner) {
        event.consume();
    }
    // Cancel the event if it doesn't target the modal popup. Note that the
    // event can be both canceled and consumed.
    if (modal) {
        switch (nativeEvent.getType()) {
        case BrowserEvents.KEYDOWN:
        case BrowserEvents.KEYPRESS:
        case BrowserEvents.KEYUP:
            if (nativeEvent.getAltKey() || nativeEvent.getMetaKey() || nativeEvent.getCtrlKey()) {
                return;
            }
        }
        event.cancel();
    }
    // Switch on the event type
    int type = nativeEvent.getTypeInt();
    switch (type) {
    case Event.ONMOUSEDOWN:
    case Event.ONTOUCHSTART:
        // Don't eat events if event capture is enabled, as this can
        // interfere with dialog dragging, for example.
        if (DOM.getCaptureElement() != null) {
            event.consume();
            return;
        }
        if (!eventTargetsPopupOrPartner && autoHide) {
            EventTarget target = nativeEvent.getEventTarget();
            // if (Element.is(target)) {
            // ClientUtils.dumpElementTree(Element.as(target));
            // }
            hide(true);
            return;
        }
        break;
    case Event.ONMOUSEUP:
    case Event.ONMOUSEMOVE:
    case Event.ONCLICK:
    case Event.ONDBLCLICK: {
        // Don't eat events if event capture is enabled, as this can
        // interfere with dialog dragging, for example.
        if (DOM.getCaptureElement() != null) {
            event.consume();
            return;
        }
        break;
    }
    case Event.ONFOCUS: {
        if (nativeEvent.getEventTarget().is(Element.class)) {
            Element target = nativeEvent.getEventTarget().cast();
            if (modal && !eventTargetsPopupOrPartner && (target != null)) {
                blur(target);
                event.cancel();
                return;
            }
        }
        break;
    }
    case Event.ONKEYPRESS: {
        if (event.getNativeEvent().getKeyCode() == KeyCodes.KEY_ESCAPE && isHideOnEscape()) {
            hide(false);
            event.cancel();
            return;
        }
        break;
    }
    }
}

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From source file:ch.unifr.pai.twice.dragndrop.client.TouchDragNDrop.java

License:Apache License

/**
 * Replaces the native preview handler to listen to touch events instead of mouse events
 * //w  ww.j  a  va2  s  .  c om
 * @see ch.unifr.pai.twice.dragndrop.client.MPDragNDrop#createNativePreviewHandler()
 */
@Override
protected NativePreviewHandler createNativePreviewHandler() {
    return new NativePreviewHandler() {
        @Override
        public void onPreviewNativeEvent(NativePreviewEvent event) {
            switch (event.getTypeInt()) {
            case Event.ONTOUCHSTART:
                event.getNativeEvent().preventDefault();
                break;
            case Event.ONTOUCHMOVE:
            case Event.ONTOUCHEND:
                event.getNativeEvent().preventDefault();
                String deviceId = getDeviceId(event.getNativeEvent());
                MPDragNDrop handler = activeHandlers.get(deviceId);
                if (handler != null) {
                    handler.onMouseEvent(deviceId, (Event) event.getNativeEvent());
                }
                break;
            }
            if (event.getTypeInt() == Event.ONTOUCHEND) {
                removeEventPreview();
            }
        }
    };
}

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From source file:com.cgxlib.xq.client.plugins.MousePlugin.java

License:Apache License

protected void destroyMouseHandler() {
    as(Events).unbind(Event.ONMOUSEDOWN | Event.ONCLICK | Event.ONTOUCHSTART, getPluginName(), null);
}

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From source file:com.cgxlib.xq.client.plugins.MousePlugin.java

License:Apache License

/**
 * This method initialize all needed handlers.
 *///from  www.  j  a v  a 2  s  . c o m
protected void initMouseHandler(MouseOptions options) {
    this.options = options;

    for (final Element e : elements()) {

        $(e).as(Events).bind(Event.ONMOUSEDOWN, getPluginName(), (Object) null, new Function() {
            @Override
            public boolean f(Event event) {
                if (touchSupported) {
                    return true;
                }
                return mouseDown(e, XQEvent.create(event));
            }
        }).bind(Event.ONTOUCHSTART, getPluginName(), (Object) null, new Function() {
            public boolean f(Event event) {
                if (event.getTouches().length() > 1) {
                    return true;
                }

                touchSupported = true;
                return mouseDown(e, XQEvent.create(event));
            }
        }).bind(Event.ONCLICK, getPluginName(), (Object) null, new Function() {
            @Override
            public boolean f(Event event) {
                preventClickEvent |= !mouseClick(e, XQEvent.create(event));

                if (preventClickEvent) {

                    preventClickEvent = false;
                    event.stopPropagation();
                    event.preventDefault();
                    return false;
                }

                return true;
            }
        });
    }
}

---

From source file:com.haulmont.cuba.web.toolkit.ui.client.jqueryfileupload.CubaFileUploadProgressWindow.java

License:Apache License

private void onResizeEvent(Event event) {
    if (resizable && WidgetUtil.isTouchEventOrLeftMouseButton(event)) {
        switch (event.getTypeInt()) {
        case Event.ONMOUSEDOWN:
        case Event.ONTOUCHSTART:
            showResizingCurtain();/*  ww w  .j  av a 2 s .  c om*/
            if (BrowserInfo.get().isIE()) {
                resizeBox.getStyle().setVisibility(Style.Visibility.HIDDEN);
            }
            resizing = true;
            startX = WidgetUtil.getTouchOrMouseClientX(event);
            startY = WidgetUtil.getTouchOrMouseClientY(event);
            origW = getElement().getOffsetWidth();
            origH = getElement().getOffsetHeight();
            DOM.setCapture(getElement());
            event.preventDefault();
            break;
        case Event.ONMOUSEUP:
        case Event.ONTOUCHEND:
            setSize(event);
        case Event.ONTOUCHCANCEL:
            DOM.releaseCapture(getElement());
        case Event.ONLOSECAPTURE:
            hideResizingCurtain();
            if (BrowserInfo.get().isIE()) {
                resizeBox.getStyle().clearVisibility();
            }
            resizing = false;
            break;
        case Event.ONMOUSEMOVE:
        case Event.ONTOUCHMOVE:
            if (resizing) {
                setSize(event);
                event.preventDefault();
            }
            break;
        default:
            event.preventDefault();
            break;
        }
    }
}

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From source file:com.haulmont.cuba.web.toolkit.ui.client.jqueryfileupload.CubaFileUploadProgressWindow.java

License:Apache License

private void onDragEvent(Event event) {
    if (!WidgetUtil.isTouchEventOrLeftMouseButton(event)) {
        return;/*from  ww  w  .ja v  a2 s.co m*/
    }

    switch (DOM.eventGetType(event)) {
    case Event.ONTOUCHSTART:
        if (event.getTouches().length() > 1) {
            return;
        }
    case Event.ONMOUSEDOWN:
        beginMovingWindow(event);
        break;
    case Event.ONMOUSEUP:
    case Event.ONTOUCHEND:
    case Event.ONTOUCHCANCEL:
    case Event.ONLOSECAPTURE:
        stopMovingWindow();
        break;
    case Event.ONMOUSEMOVE:
    case Event.ONTOUCHMOVE:
        moveWindow(event);
        break;
    default:
        break;
    }
}

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From source file:com.lawal.client.ui.VRangeSliderBar.java

License:Apache License

/**
 * Listen for events that will move the knob.
 * //w  ww .j  a va  2s  . c  o  m
 * @param event
 *            the event that occurred
 */
@Override
public void onBrowserEvent(Event event) {
    super.onBrowserEvent(event);
    // VConsole.log("browser event" + DOM.eventGetType(event));
    if (!enabled || readonly) {
        return;
    }

    switch (DOM.eventGetType(event)) {
    // Unhighlight and cancel keyboard events
    case Event.ONBLUR:
        keyTimer.cancel();
        if (slidingMouse) {
            DOM.releaseCapture(getElement());
            slidingMouse = false;
            slideKnob(event);
            stopSliding(true, true);
        } else if (slidingKeyboard) {
            slidingKeyboard = false;
            stopSliding(true, true);
        }
        unhighlight();
        break;
    // Highlight on focus
    case Event.ONFOCUS:
        highlight();
        break;
    // Mousewheel events
    case Event.ONMOUSEWHEEL:
        int velocityY = DOM.eventGetMouseWheelVelocityY(event);
        DOM.eventPreventDefault(event);
        if (velocityY < 0) {
            //             shiftRight(1,true);
        } else {
            // shiftLeft(1,true);
        }
        break;
    // Shift left or right on key press
    case Event.ONKEYDOWN:
        processKeyDown(event);
        break;
    // Stop shifting on key up
    case Event.ONKEYUP:
        keyTimer.cancel();
        if (slidingKeyboard) {
            slidingKeyboard = false;
            stopSliding(true, true);
        }
        break;
    // Mouse Events
    case Event.ONMOUSEDOWN:
    case Event.ONTOUCHSTART:
        setFocus(true);
        slidingMouse = true;
        DOM.setCapture(getElement());
        startSliding(true, true);
        DOM.eventPreventDefault(event);
        slideKnob(event);
        break;
    case Event.ONMOUSEUP:
        // case Event.ONTOUCHEND:
        if (slidingMouse) {
            DOM.releaseCapture(getElement());
            slidingMouse = false;
            slideKnob(event);
            stopSliding(true, true);
        }
        break;
    case Event.ONMOUSEMOVE:
    case Event.ONTOUCHMOVE:
        if (slidingMouse) {
            slideKnob(event);
        }
        break;
    }
    VConsole.log("sliding mouse " + slidingMouse + " slidKey" + slidingKeyboard + " step SZ" + stepSize);
}

---

From source file:com.lawal.client.ui.VSliderBar.java

License:Apache License

/**
 * Listen for events that will move the knob.
 * /*from  w w  w  .  ja va2 s  .c o m*/
 * @param event
 *            the event that occurred
 */
@Override
public void onBrowserEvent(Event event) {
    super.onBrowserEvent(event);
    // VConsole.log("browser event" + DOM.eventGetType(event));
    if (!enabled || readonly) {
        return;
    }
    switch (DOM.eventGetType(event)) {
    // Unhighlight and cancel keyboard events
    case Event.ONBLUR:
        keyTimer.cancel();
        if (slidingMouse) {
            DOM.releaseCapture(getElement());
            slidingMouse = false;
            slideKnob(event);
            stopSliding(true, true);
        } else if (slidingKeyboard) {
            slidingKeyboard = false;
            stopSliding(true, true);
        }
        unhighlight();
        break;
    // Highlight on focus
    case Event.ONFOCUS:
        highlight();
        break;
    // Mousewheel events
    case Event.ONMOUSEWHEEL:
        int velocityY = DOM.eventGetMouseWheelVelocityY(event);
        DOM.eventPreventDefault(event);
        if (velocityY < 0) {
            shiftRight(1, true);
        } else {
            shiftLeft(1, true);
        }
        break;
    // Shift left or right on key press
    case Event.ONKEYDOWN:
        processKeyDown(event);
        break;
    // Stop shifting on key up
    case Event.ONKEYUP:
        keyTimer.cancel();
        if (slidingKeyboard) {
            slidingKeyboard = false;
            stopSliding(true, true);
        }
        break;
    // Mouse Events
    case Event.ONMOUSEDOWN:
    case Event.ONTOUCHSTART:
        setFocus(true);
        slidingMouse = true;
        DOM.setCapture(getElement());
        startSliding(true, true);
        DOM.eventPreventDefault(event);
        slideKnob(event);
        break;
    case Event.ONMOUSEUP:
        // case Event.ONTOUCHEND:
        if (slidingMouse) {
            DOM.releaseCapture(getElement());
            slidingMouse = false;
            slideKnob(event);
            stopSliding(true, true);
        }
        break;
    case Event.ONMOUSEMOVE:
    case Event.ONTOUCHMOVE:
        if (slidingMouse) {
            slideKnob(event);
        }
        break;
    }
    VConsole.log("sldMouse " + slidingMouse + " slidKey" + slidingKeyboard + " stepSZ" + stepSize);
}

---

From source file:com.lorepo.icplayer.client.module.choice.MyPopupPanel.java

License:Apache License

/**
 * Preview the {@link NativePreviewEvent}.
 *
 * @param event the {@link NativePreviewEvent}
 *//*from  w  w  w . ja  v  a  2s.  c o m*/
private void previewNativeEvent(NativePreviewEvent event) {
    // If the event has been canceled or consumed, ignore it
    if (event.isCanceled() || (!previewAllNativeEvents && event.isConsumed())) {
        // We need to ensure that we cancel the event even if its been consumed so
        // that popups lower on the stack do not auto hide
        if (modal) {
            event.cancel();
        }
        return;
    }

    // Fire the event hook and return if the event is canceled
    onPreviewNativeEvent(event);
    if (event.isCanceled()) {
        return;
    }

    // If the event targets the popup or the partner, consume it
    Event nativeEvent = Event.as(event.getNativeEvent());
    boolean eventTargetsPopupOrPartner = eventTargetsPopup(nativeEvent) || eventTargetsPartner(nativeEvent);
    if (eventTargetsPopupOrPartner) {
        event.consume();
    }

    // Cancel the event if it doesn't target the modal popup. Note that the
    // event can be both canceled and consumed.
    if (modal) {
        event.cancel();
    }

    // Switch on the event type
    int type = nativeEvent.getTypeInt();
    switch (type) {
    case Event.ONKEYDOWN: {
        if (!onKeyDownPreview((char) nativeEvent.getKeyCode(),
                KeyboardListenerCollection.getKeyboardModifiers(nativeEvent))) {
            event.cancel();
        }
        return;
    }
    case Event.ONKEYUP: {
        if (!onKeyUpPreview((char) nativeEvent.getKeyCode(),
                KeyboardListenerCollection.getKeyboardModifiers(nativeEvent))) {
            event.cancel();
        }
        return;
    }
    case Event.ONKEYPRESS: {
        if (!onKeyPressPreview((char) nativeEvent.getKeyCode(),
                KeyboardListenerCollection.getKeyboardModifiers(nativeEvent))) {
            event.cancel();
        }
        return;
    }

    case Event.ONMOUSEDOWN:
    case Event.ONTOUCHSTART:
        // Don't eat events if event capture is enabled, as this can
        // interfere with dialog dragging, for example.
        if (DOM.getCaptureElement() != null) {
            event.consume();
            return;
        }

        if (!eventTargetsPopupOrPartner && autoHide) {
            hide(true);
            return;
        }
        break;
    case Event.ONMOUSEUP:
    case Event.ONMOUSEMOVE:
    case Event.ONCLICK:
    case Event.ONDBLCLICK: {
        // Don't eat events if event capture is enabled, as this can
        // interfere with dialog dragging, for example.
        if (DOM.getCaptureElement() != null) {
            event.consume();
            return;
        }
        break;
    }

    case Event.ONFOCUS: {
        Element target = nativeEvent.getTarget();
        if (modal && !eventTargetsPopupOrPartner && (target != null)) {
            blur(target);
            event.cancel();
            return;
        }
        break;
    }
    }
}

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From source file:com.sencha.gxt.cell.core.client.form.ComboBoxCell.java

License:sencha.com license

protected void init(ListStore<T> store) {
    listContainer = new VerticalLayoutContainer();
    listContainer.getElement().makePositionable(true);
    listContainer.setBorders(true);/*from  w w  w .  j  a  v a2s  . c o  m*/
    listContainer.setShadow(true);
    listContainer.add(listView, new VerticalLayoutData(1, -1));

    bindStore(store);

    final TapGestureRecognizer previewTapGestureRecognizer = new TapGestureRecognizer() {

        @Override
        protected void onTap(TouchData touchData) {
            NativeEvent event = touchData.getLastNativeEvent();
            Element target = touchData.getStartElement().asElement();
            if (listContainer.getElement().isOrHasChild(target)) {
                if (pagingToolBar == null || (!pagingToolBar.getElement().isOrHasChild(target))) {
                    onViewClick(lastParent, event, true, false);
                    event.preventDefault();
                }
            } else {
                collapseIf(target.<XElement>cast());
            }
            super.onTap(touchData);
        }
    };

    eventPreview = new BaseEventPreview() {
        protected boolean onPreview(NativePreviewEvent pe) {
            Element target = pe.getNativeEvent().getEventTarget().cast();

            // pointer event MOUSEDOWN conflicts with scrolling
            if (PointerEventsSupport.impl.isSupported()) {
                previewTapGestureRecognizer.handle(pe.getNativeEvent());
                return true;
            }

            switch (pe.getTypeInt()) {
            case Event.ONSCROLL:
            case Event.ONMOUSEWHEEL:
                collapseIf(pe);
                break;
            case Event.ONMOUSEDOWN:
                if (listContainer.getElement().isOrHasChild(target)) {
                    if (pagingToolBar == null || (!pagingToolBar.getElement().isOrHasChild(target))) {
                        onViewClick(lastParent, pe.getNativeEvent(), true, false);
                        pe.getNativeEvent().preventDefault();
                    }
                } else {
                    collapseIf(pe);
                }
                break;
            case Event.ONTOUCHSTART:
            case Event.ONTOUCHMOVE:
            case Event.ONTOUCHEND:
            case Event.ONTOUCHCANCEL:
                previewTapGestureRecognizer.handle(pe.getNativeEvent());
                break;
            }

            NativeEvent e = pe.getNativeEvent();

            if (pe.getTypeInt() == KeyNav.getKeyEvent() && expanded) {
                if (e.getKeyCode() == KeyCodes.KEY_ENTER) {
                    if (pagingToolBar != null && pagingToolBar.getElement().isOrHasChild(target)) {
                        return true;
                    }
                    e.stopPropagation();
                    e.preventDefault();

                    if (GXT.isIE()) {
                        ignoreNextEnter = true;
                    }

                    onViewClick(lastParent, e, false, true);
                }
            }
            return true;
        }
    };
    eventPreview.setAutoHide(false);

    dqTask = new DelayedTask() {

        @Override
        public void onExecute() {
            doQuery(lastContext, lastParent, lastValueUpdater, lastValue, getText(lastParent), false);
        }
    };

}

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