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

List of usage examples for com.google.gwt.user.client Event ONLOAD

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Introduction

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

Prototype

int ONLOAD

To view the source code for com.google.gwt.user.client Event ONLOAD.

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Document

Fired when an element (normally an IMG) finishes loading.

Usage

From source file:asquare.gwt.debug.client.DebugUtil.java

License:Apache License

/**
 * Renders an event bitmask as a human readable String. 
 * //from  w w  w  . j a v  a  2 s. c o m
 * @param eventMask
 * @return a String describing the events, or "" if <code>eventMask</code> is <code>0</code>
 */
public static String prettyPrintEventMask(int eventMask) {
    StringBuffer result = new StringBuffer();
    if ((eventMask & Event.ONBLUR) != 0) {
        result.append("blur ");
    }
    if ((eventMask & Event.ONCHANGE) != 0) {
        result.append("change ");
    }
    if ((eventMask & Event.ONCLICK) != 0) {
        result.append("click ");
    }
    if ((eventMask & Event.ONCONTEXTMENU) != 0) {
        result.append("contextmenu ");
    }
    if ((eventMask & Event.ONDBLCLICK) != 0) {
        result.append("dblclick ");
    }
    if ((eventMask & Event.ONERROR) != 0) {
        result.append("error ");
    }
    if ((eventMask & Event.ONFOCUS) != 0) {
        result.append("focus ");
    }
    if ((eventMask & Event.ONKEYDOWN) != 0) {
        result.append("keydown ");
    }
    if ((eventMask & Event.ONKEYPRESS) != 0) {
        result.append("keypress ");
    }
    if ((eventMask & Event.ONKEYUP) != 0) {
        result.append("keyup ");
    }
    if ((eventMask & Event.ONLOAD) != 0) {
        result.append("load ");
    }
    if ((eventMask & Event.ONLOSECAPTURE) != 0) {
        result.append("losecapture ");
    }
    if ((eventMask & Event.ONMOUSEDOWN) != 0) {
        result.append("mousedown ");
    }
    if ((eventMask & Event.ONMOUSEMOVE) != 0) {
        result.append("mousemove ");
    }
    if ((eventMask & Event.ONMOUSEOUT) != 0) {
        result.append("mouseout ");
    }
    if ((eventMask & Event.ONMOUSEOVER) != 0) {
        result.append("mouseover ");
    }
    if ((eventMask & Event.ONMOUSEUP) != 0) {
        result.append("mouseup ");
    }
    if ((eventMask & Event.ONSCROLL) != 0) {
        result.append("scroll ");
    }
    return result.toString();
}

From source file:asquare.gwt.debug.client.DebugUtil.java

License:Apache License

/**
 * Creates a human readable String describing the specified event.
 * /* w  w w  .  j a  v  a2 s.c  o  m*/
 * @param event an {@link Event}
 * @return a String describing the <code>event</code>, or
 *         <code>"null"</code> if <code>event</code> is null
 */
public static String prettyPrintEvent(Event event) {
    if (event == null)
        return String.valueOf(event);

    switch (DOM.eventGetType(event)) {
    case Event.ONKEYDOWN:
        return "event[type=onKeyDown," + createKeyString(event) + "]";

    case Event.ONKEYUP:
        return "event[type=onKeyUp," + createKeyString(event) + "]";

    case Event.ONKEYPRESS:
        return "event[type=onKeyPress," + createKeyString(event) + "]";

    case Event.ONCHANGE:
        return "event[type=onChange,target=" + getTagName(DOM.eventGetTarget(event)) + "]";

    case Event.ONFOCUS:
        return "event[type=onFocus,target=" + getTagName(DOM.eventGetTarget(event)) + "]";

    case Event.ONBLUR:
        return "event[type=onBlur,target=" + getTagName(DOM.eventGetTarget(event)) + "]";

    case Event.ONCLICK:
        return "event[type=onClick,target=" + getTagName(DOM.eventGetTarget(event)) + "]";

    case Event.ONDBLCLICK:
        return "event[type=onDblClick,target=" + getTagName(DOM.eventGetTarget(event)) + "]";

    case Event.ONERROR:
        return "event[type=onError,target=" + getTagName(DOM.eventGetTarget(event)) + "]";

    case Event.ONLOAD:
        return "event[type=onLoad,target=" + getTagName(DOM.eventGetTarget(event)) + "]";

    case Event.ONLOSECAPTURE:
        return "event[type=onLoseCapture,target=" + getTagName(DOM.eventGetTarget(event)) + "]";

    case Event.ONMOUSEDOWN:
        return "event[type=onMouseDown," + createMouseString(event) + "]";

    case Event.ONMOUSEUP:
        return "event[type=onMouseUp," + createMouseString(event) + "]";

    case Event.ONMOUSEOVER:
        return "event[type=onMouseOver," + createMouseString(event) + "]";

    case Event.ONMOUSEOUT:
        return "event[type=onMouseOut," + createMouseString(event) + "]";

    case Event.ONMOUSEMOVE:
        return "event[type=onMouseMove," + createMouseString(event) + "]";

    case Event.ONMOUSEWHEEL:
        return "event[type=onMouseWheel," + createMouseString(event) + "]";

    case Event.ONSCROLL:
        return "event[type=onScroll,target=" + getTagName(DOM.eventGetTarget(event)) + "]";

    default:
        return DOM.eventToString(event);
    }
}

From source file:asquare.gwt.tk.client.ui.behavior.CLoadListenerAdaptor.java

License:Apache License

public int getEventBits() {
    return Event.ONLOAD | Event.ONERROR;
}

From source file:asquare.gwt.tk.client.ui.behavior.CLoadListenerAdaptor.java

License:Apache License

public void onBrowserEvent(Widget widget, Event event) {
    switch (DOM.eventGetType(event)) {
    case Event.ONLOAD:
        fireLoad(widget);/*from ww w.jav  a2s.  c  om*/
        break;

    case Event.ONERROR:
        fireError(widget);
        break;
    }
}

From source file:com.dianaui.universal.core.client.ui.base.form.AbstractForm.java

License:Apache License

/**
 * This constructor may be used by subclasses to explicitly use an existing
 * element. This element must be a &lt;form&gt; element.
 * <p>/*from  ww w .  j  av  a 2  s.  com*/
 * If the createIFrame parameter is set to <code>true</code>, then the
 * wrapped form's target attribute will be set to a hidden iframe. If not,
 * the form's target will be left alone, and the FormSubmitComplete event
 * will not be fired.
 * </p>
 *
 * @param element      the element to be used
 * @param createIFrame <code>true</code> to create an &lt;iframe&gt; element that
 *                     will be targeted by this form
 */
protected AbstractForm(Element element, boolean createIFrame) {
    setElement(element);
    FormElement.as(element);

    if (createIFrame) {
        assert getTarget() == null || getTarget().trim()
                .length() == 0 : "Cannot create target iframe if the form's target is already set.";

        // We use the module name as part of the unique ID to ensure that
        // ids are
        // unique across modules.
        frameName = "FormPanel_" + GWT.getModuleName() + "_" + (++formId);
        setTarget(frameName);

        sinkEvents(Event.ONLOAD);
    }
}

From source file:com.extjs.gxt.ui.client.widget.form.FormPanel.java

License:sencha.com license

@Override
protected void onRender(Element target, int index) {
    super.onRender(target, index);
    body.setStyleAttribute("background", "none");

    form = new El(DOM.createForm());
    form.setStyleAttribute("overflow", "hidden");
    body.appendChild(form.dom);/*from  w  w w  .ja v  a  2 s  .  co  m*/

    setMethod(method);
    setTarget(this.target);

    if (encoding != null) {
        setEncoding(encoding);
    }
    if (action != null) {
        setAction(action);
    }

    getLayoutTarget().setStyleAttribute("padding", padding + "px");

    if (getLayout() == null) {
        FormLayout layout = new FormLayout();
        layout.setDefaultWidth(fieldWidth);
        layout.setLabelWidth(labelWidth);
        layout.setLabelAlign(labelAlign);
        layout.setLabelSeparator(labelSeparator);
        layout.setHideLabels(hideLabels);
        setLayout(layout);
    }

    form.addEventsSunk(Event.ONLOAD);

    setAriaRole("region");
}

From source file:com.extjs.gxt.ui.client.widget.Window.java

License:sencha.com license

protected void afterShow() {
    hidden = false;/*from   ww w  .j  a  v a2s  . co m*/

    // layout early to render window's content for size calcs
    if (!layoutExecuted || isLayoutNeeded()) {
        layout();
    }

    if (restorePos != null) {
        setPosition(restorePos.x, restorePos.y);
        if (restoreSize != null) {
            setSize(restoreSize.width, restoreSize.height);
        }
    }
    if (restoreWindowScrolling != null) {
        com.google.gwt.dom.client.Document.get().enableScrolling(false);
    }

    int h = getHeight();
    int w = getWidth();
    if (h < minHeight && w < minWidth) {
        setSize(minWidth, minHeight);
    } else if (h < minHeight) {
        setHeight(minHeight);
    } else if (w < minWidth) {
        setWidth(minWidth);
    }

    // not positioned, then center
    if (!positioned) {
        el().center(true);
    }

    el().updateZIndex(0);
    if (modal) {
        modalPreview = Event.addNativePreviewHandler(new NativePreviewHandler() {
            public void onPreviewNativeEvent(NativePreviewEvent event) {
                if (Element.is(event.getNativeEvent().getEventTarget())) {
                    Element target = (Element) Element.as(event.getNativeEvent().getEventTarget());

                    String tag = target.getTagName();
                    // ignore html and body because of frames
                    if (!resizing && !dragging && !tag.equalsIgnoreCase("html") && !tag.equalsIgnoreCase("body")
                            && event.getTypeInt() != Event.ONLOAD && manager.getActive() == Window.this
                            && (modalPanel == null
                                    || (modalPanel != null && !modalPanel.getElement().isOrHasChild(target)))
                            && !Window.this.getElement().isOrHasChild(target)
                            && fly(target).findParent(".x-ignore", -1) == null) {
                        ArrayList<Component> col = new ArrayList<Component>(ComponentManager.get().getAll());
                        for (Component c : col) {
                            if (c instanceof TriggerField<?>) {
                                triggerBlur((TriggerField<?>) c);
                            } else if (c instanceof Menu) {
                                ((Menu) c).hide(true);
                            }
                        }
                        Window.this.focus();
                    }
                }
            }

            private native void triggerBlur(TriggerField<?> field) /*-{
                                                                   field.@com.extjs.gxt.ui.client.widget.form.TriggerField::triggerBlur(Lcom/extjs/gxt/ui/client/event/ComponentEvent;)(null);
                                                                   }-*/;
        });
    }

    // missing cursor workaround
    if (GXT.isGecko) {
        El e = el().selectNode(".x-window-bwrap");
        if (e != null) {
            e.dom.getStyle().setProperty("overflow", "auto");
            e.dom.getStyle().setProperty("position", "static");
        }
    }

    eventPreview.add();

    if (maximized) {
        maximize();
    }
    removeStyleName(HideMode.VISIBILITY.value());

    if (GXT.isAriaEnabled()) {
        Accessibility.setState(getElement(), "aria-hidden", "false");
    }

    fireEvent(Events.Show, new WindowEvent(this));
    toFront();
}

From source file:com.github.gwtbootstrap.client.ui.Form.java

License:Apache License

/**
 * This constructor may be used by subclasses to explicitly use an existing
 * element. This element must be a &lt;form&gt; element.
 * /*w  w w. j av a2s . c  om*/
 * <p>
 * If the createIFrame parameter is set to <code>true</code>, then the
 * wrapped form's target attribute will be set to a hidden iframe. If not,
 * the form's target will be left alone, and the FormSubmitComplete event
 * will not be fired.
 * </p>
 * 
 * @param element
 *            the element to be used
 * @param createIFrame
 *            <code>true</code> to create an &lt;iframe&gt; element that
 *            will be targeted by this form
 */
protected Form(Element element, boolean createIFrame) {
    super(element.getTagName());
    FormElement.as(element);

    if (createIFrame) {
        assert ((getTarget() == null) || (getTarget().trim()
                .length() == 0)) : "Cannot create target iframe if the form's target is already set.";

        // We use the module name as part of the unique ID to ensure that
        // ids are
        // unique across modules.
        frameName = "BSFormPanel_" + GWT.getModuleName() + "_" + (++formId);
        setTarget(frameName);

        sinkEvents(Event.ONLOAD);
    }
}

From source file:com.google.appinventor.client.utils.Downloader.java

License:Open Source License

/**
 * Creates a new downloader./*from   w  w  w .  j  a va 2  s.  com*/
 */
private Downloader() {
    // We need to trick the browser into downloading a file by adding an
    // invisible frame to our application. That's the only way to open the
    // browser download dialog box.
    setSize("0px", "0px");
    setVisible(false);
    sinkEvents(Event.ONLOAD);
    RootPanel.get().add(this);
}

From source file:com.lizardtech.djvu.DjVuPage.java

License:Open Source License

private GPixmap decodeJPEG(CachedInputStream iff) throws IOException {
    final GPixmap result = new GPixmap();

    final Image image = new Image();
    final ImageElement imageElement = image.getElement().cast();
    imageElement.getStyle().setProperty("visibility", "hidden");
    Event.setEventListener(imageElement, new EventListener() {
        @Override// w ww .j  av  a  2s  . c o m
        public void onBrowserEvent(Event event) {
            if (Event.ONLOAD == event.getTypeInt()) {
                final int w = imageElement.getWidth(), h = imageElement.getHeight();
                final Canvas canvas = Canvas.createIfSupported();
                canvas.setWidth(w + "px");
                canvas.setCoordinateSpaceWidth(w);
                canvas.setHeight(h + "px");
                canvas.setCoordinateSpaceHeight(h);
                canvas.getContext2d().drawImage(imageElement, 0, 0);

                result.init(h, w, null);
                result.setImageData(canvas.getContext2d().getImageData(0, 0, w, h));
            }
        }
    });

    StringBuilder data = new StringBuilder();
    int b;
    while ((b = iff.read()) != -1) {
        data.append((char) b);
    }
    String dataURL = "data:image/jpeg;base64," + btoa(data.toString());
    image.setUrl(dataURL);

    return result;
}