Example usage for com.google.gwt.core.client JavaScriptObject cast

Introduction

In this page you can find the example usage for com.google.gwt.core.client JavaScriptObject cast.

Prototype

@Override
@SuppressWarnings("unchecked")
public <T extends JavascriptObjectEquivalent> T cast()

Source Link

Document

A helper method to enable cross-casting from any JavaScriptObject type to any other JavaScriptObject type.

Usage

From source file:com.rhizospherejs.gwt.client.renderer.NativeRenderer.java

License:Open Source License

/**
 * Asks the GWT renderer managed by this class to perform style changes to a
 * model rendering./* w w w. j  av  a 2  s  .  com*/
 * @param jso A JavaScriptObject wrapping the Rhizosphere model whose
 *     associated rendering should be restyled.
 * @param props A key-value map of the style properties to set.
 * @param revert Whether this set of changes reverts the model rendering to
 *     its original style or not.
 */
@SuppressWarnings("unchecked")
public void delegateChangeStyle(JavaScriptObject jso, JavaScriptObject props, boolean revert) {
    T model = extractModel(jso);
    assert model != null;
    // NOTE: relies on the style being received from JSNI to match the
    // expectations of the Style class.
    Style style = props.cast();
    Set<String> keys = new JSONObject(props).keySet();
    ((HasChangeStyle<T>) gwtRenderer).changeStyle(model, modelWidgetMap.get(jso), keys, style, revert);
}

From source file:com.rhizospherejs.gwt.client.renderer.RenderingHints.java

License:Open Source License

/**
 * Creates a new instance from a JSNI representation of the same hints.
 *///w w w  .  j a v  a  2 s.  co  m
static final RenderingHints create(JavaScriptObject nativeRenderingHints) {
    return nativeRenderingHints.cast();
}

From source file:com.vaadin.addon.spreadsheet.client.SheetTabSheet.java

public void setTabs(String[] tabNames, boolean clearScrollPosition) {
    // remove unnecessary tabs
    if (clearScrollPosition) {
        container.getStyle().clearMarginLeft();
        tabScrollIndex = 0;/*from   w w  w.j a va2  s . c o m*/
        tabScrollMargin = 0;
    }
    for (int i = tabNames.length; i < tabs.length(); i++) {
        ((Element) tabs.get(i).cast()).removeFromParent();
    }
    tabs.setLength(tabNames.length);
    for (int i = 0; i < tabNames.length; i++) {
        JavaScriptObject jso = tabs.get(i);
        if (jso != null) {
            ((Element) jso.cast()).setInnerText(tabNames[i]);
        } else {
            Element newTab = createTabElement(tabNames[i]);
            container.appendChild(newTab);
            tabs.set(i, newTab);
        }
    }
    if (selectedTabIndex >= (tabs.length())) {
        selectedTabIndex = -1;
    }

    showHideScrollIcons();
}

From source file:com.vaadin.client.componentlocator.LegacyLocatorStrategy.java

License:Apache License

/**
 * Generates a String locator using domChild[x] parts for the element
 * relative to the baseElement./*from  www  .ja v a 2 s  .  c  o  m*/
 * 
 * @param element
 *            The target element
 * @param baseElement
 *            The starting point for the locator. The generated path is
 *            relative to this element.
 * @return A String locator that can be used to locate the target element
 *         using {@link #getElementByDOMPath(Element, String)} or null if
 *         the locator String cannot be created.
 */
private String getDOMPathForElement(Element element, Element baseElement) {
    Element e = element;
    String path = "";
    while (true) {
        int childIndex = -1;
        Element siblingIterator = e;
        while (siblingIterator != null) {
            childIndex++;
            siblingIterator = siblingIterator.getPreviousSiblingElement().cast();
        }

        path = PARENTCHILD_SEPARATOR + "domChild[" + childIndex + "]" + path;

        JavaScriptObject parent = e.getParentElement();
        if (parent == null) {
            return null;
        }
        // The parent check is a work around for Firefox 15 which fails to
        // compare elements properly (#9534)
        if (parent == baseElement) {
            break;
        }

        e = parent.cast();
    }

    return path;
}

From source file:gwt.g2d.client.graphics.canvas.CanvasGradient.java

License:Apache License

public static CanvasGradient as(JavaScriptObject jsObject) {
    return jsObject.cast();
}

From source file:gwt.g2d.client.graphics.canvas.CanvasPixelArray.java

License:Apache License

/**
 * Casts the JavaScriptObject into a CanvasPixelArray.
 * Requires: the given JavaScriptObject must be an instance of 
 * CanvasPixelArray.//w  w  w  .  j a va  2s .  com
 * 
 * @param pixelArray
 */
public static CanvasPixelArray as(JavaScriptObject pixelArray) {
    return pixelArray.cast();
}

From source file:gwt.g2d.client.graphics.canvas.ContextImpl.java

License:Apache License

public static ContextImpl as(JavaScriptObject jsContext) {
    return jsContext.cast();
}

From source file:gwt.g3d.client.gl2.GL2Impl.java

License:Apache License

public static GL2Impl as(JavaScriptObject jsContext) {
    return jsContext.cast();
}

From source file:gwt.g3d.client.gl2.WebGLContextAttributes.java

License:Apache License

/**
 * Converts a JavaScriptObject to this WebGLContextAttributes.
 *  //from www  .  ja  v a  2 s .c  o  m
 * @param contextAttribs a JavaScriptObject whose type is 
 *             WebGLContextAttributes.
 */
WebGLContextAttributes(JavaScriptObject contextAttribs) {
    impl = contextAttribs.cast();
}

From source file:gwt.material.design.client.api.ApiRegistry.java

License:Apache License

/**
 * Will unregister the provided {@link ApiFeature} in to map of features.
 *//*  www.j  a  v a2  s  . co  m*/
public static void unregister(ApiFeature apiFeature) {
    JavaScriptObject scriptObject = features.get(apiFeature);
    if (scriptObject != null) {
        if (scriptObject.cast() instanceof Element) {
            Element scriptElement = scriptObject.cast();
            scriptElement.removeFromParent();
        }
    }
    features.remove(apiFeature);
}