org.htmlunit.javascript.host.html.HTMLObjectElement Maven / Gradle / Ivy
/*
* Copyright (c) 2002-2024 Gargoyle Software Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.htmlunit.javascript.host.html;
import static org.htmlunit.BrowserVersionFeatures.HTML_OBJECT_CLASSID;
import static org.htmlunit.javascript.configuration.SupportedBrowser.CHROME;
import static org.htmlunit.javascript.configuration.SupportedBrowser.EDGE;
import static org.htmlunit.javascript.configuration.SupportedBrowser.FF;
import static org.htmlunit.javascript.configuration.SupportedBrowser.FF_ESR;
import static org.htmlunit.javascript.configuration.SupportedBrowser.IE;
import java.applet.Applet;
import java.lang.reflect.Method;
import java.util.Map;
import org.htmlunit.WebClient;
import org.htmlunit.corejs.javascript.BaseFunction;
import org.htmlunit.corejs.javascript.Context;
import org.htmlunit.corejs.javascript.Function;
import org.htmlunit.corejs.javascript.NativeJavaObject;
import org.htmlunit.corejs.javascript.Scriptable;
import org.htmlunit.corejs.javascript.ScriptableObject;
import org.htmlunit.corejs.javascript.Wrapper;
import org.htmlunit.html.DomElement;
import org.htmlunit.html.DomNode;
import org.htmlunit.html.HtmlForm;
import org.htmlunit.html.HtmlObject;
import org.htmlunit.javascript.HtmlUnitContextFactory;
import org.htmlunit.javascript.JavaScriptEngine;
import org.htmlunit.javascript.configuration.JsxClass;
import org.htmlunit.javascript.configuration.JsxConstructor;
import org.htmlunit.javascript.configuration.JsxFunction;
import org.htmlunit.javascript.configuration.JsxGetter;
import org.htmlunit.javascript.configuration.JsxSetter;
import org.htmlunit.javascript.host.ActiveXObjectImpl;
/**
* The JavaScript object {@code HTMLObjectElement}.
*
* @author Ahmed Ashour
* @author Ronald Brill
* @author Frank Danek
*/
@JsxClass(domClass = HtmlObject.class)
public class HTMLObjectElement extends HTMLElement implements Wrapper {
private Scriptable wrappedActiveX_;
/**
* Creates an instance.
*/
public HTMLObjectElement() {
}
/**
* JavaScript constructor.
*/
@Override
@JsxConstructor({CHROME, EDGE, FF, FF_ESR})
public void jsConstructor() {
super.jsConstructor();
}
/**
* {@inheritDoc}
*/
@Override
public void setDomNode(final DomNode domNode) {
super.setDomNode(domNode);
if (domNode.getPage().getWebClient().getOptions().isAppletEnabled()) {
try {
createAppletMethodAndProperties();
}
catch (final Exception e) {
throw new RuntimeException(e);
}
}
}
private void createAppletMethodAndProperties() throws Exception {
final HtmlObject appletNode = (HtmlObject) getDomNodeOrDie();
final Applet applet = appletNode.getApplet();
if (applet == null) {
return;
}
// Rhino should provide the possibility to declare delegate for Functions as it does for properties!!!
for (final Method method : applet.getClass().getMethods()) {
final Function f = new BaseFunction() {
@Override
public Object call(final Context cx, final Scriptable scope,
final Scriptable thisObj, final Object[] args) {
final Object[] realArgs = new Object[method.getParameterTypes().length];
for (int i = 0; i < realArgs.length; i++) {
final Object arg;
if (i > args.length) {
arg = null;
}
else {
arg = Context.jsToJava(args[i], method.getParameterTypes()[i]);
}
realArgs[i] = arg;
}
try {
return method.invoke(applet, realArgs);
}
catch (final Exception e) {
throw JavaScriptEngine.throwAsScriptRuntimeEx(e);
}
}
};
ScriptableObject.defineProperty(this, method.getName(), f, ScriptableObject.READONLY);
}
}
/**
* Returns the value of the {@code alt} property.
* @return the value of the {@code alt} property
*/
@JsxGetter(IE)
public String getAlt() {
return getDomNodeOrDie().getAttributeDirect("alt");
}
/**
* Returns the value of the {@code alt} property.
* @param alt the value
*/
@JsxSetter(IE)
public void setAlt(final String alt) {
getDomNodeOrDie().setAttribute("alt", alt);
}
/**
* Gets the {@code border} attribute.
* @return the {@code border} attribute
*/
@JsxGetter
public String getBorder() {
return getDomNodeOrDie().getAttributeDirect("border");
}
/**
* Sets the {@code border} attribute.
* @param border the {@code border} attribute
*/
@JsxSetter
public void setBorder(final String border) {
getDomNodeOrDie().setAttribute("border", border);
}
/**
* Gets the {@code classid} attribute.
* @return the {@code classid} attribute
*/
@JsxGetter(IE)
public String getClassid() {
return getDomNodeOrDie().getAttributeDirect("classid");
}
/**
* Sets the {@code classid} attribute.
* @param classid the {@code classid} attribute
*/
@JsxSetter(IE)
public void setClassid(final String classid) {
getDomNodeOrDie().setAttribute("classid", classid);
if (classid.indexOf(':') != -1 && getBrowserVersion().hasFeature(HTML_OBJECT_CLASSID)) {
final WebClient webClient = getWindow().getWebWindow().getWebClient();
final Map map = webClient.getActiveXObjectMap();
if (map != null) {
final String xClassString = map.get(classid);
if (xClassString != null) {
try {
final Class xClass = Class.forName(xClassString);
final Object object = xClass.newInstance();
boolean contextCreated = false;
if (Context.getCurrentContext() == null) {
new HtmlUnitContextFactory(webClient).enterContext();
contextCreated = true;
}
wrappedActiveX_ = Context.toObject(object, getParentScope());
if (contextCreated) {
Context.exit();
}
}
catch (final Exception e) {
throw JavaScriptEngine.reportRuntimeError("ActiveXObject Error: failed instantiating class "
+ xClassString + " because " + e.getMessage() + ".");
}
return;
}
}
if (webClient.getOptions().isActiveXNative()
&& System.getProperty("os.name").contains("Windows")) {
try {
wrappedActiveX_ = new ActiveXObjectImpl(classid);
wrappedActiveX_.setParentScope(getParentScope());
}
catch (final Exception e) {
throw JavaScriptEngine.throwAsScriptRuntimeEx(e);
}
}
}
}
/**
* {@inheritDoc}
*/
@Override
public Object get(final String name, final Scriptable start) {
// for java mocks do a bit more, we have handle unknown properties
// ourself
if (wrappedActiveX_ instanceof NativeJavaObject) {
final NativeJavaObject obj = (NativeJavaObject) wrappedActiveX_;
final Object result = obj.get(name, start);
if (Scriptable.NOT_FOUND != result) {
return result;
}
return super.get(name, start);
}
if (wrappedActiveX_ != null) {
return wrappedActiveX_.get(name, start);
}
return super.get(name, start);
}
/**
* {@inheritDoc}
*/
@Override
public void put(final String name, final Scriptable start, final Object value) {
// for java mocks do a bit more, we have handle unknown properties
// ourself
if (wrappedActiveX_ instanceof NativeJavaObject) {
if (wrappedActiveX_.has(name, start)) {
wrappedActiveX_.put(name, start, value);
}
else {
super.put(name, start, value);
}
return;
}
if (wrappedActiveX_ != null) {
wrappedActiveX_.put(name, start, value);
return;
}
super.put(name, start, value);
}
/**
* {@inheritDoc}
*/
@Override
public Object unwrap() {
if (wrappedActiveX_ instanceof Wrapper) {
return ((Wrapper) wrappedActiveX_).unwrap();
}
return wrappedActiveX_;
}
/**
* Returns the value of the {@code width} property.
* @return the value of the {@code width} property
*/
@JsxGetter(propertyName = "width")
public String getWidth_js() {
return getWidthOrHeight("width", Boolean.TRUE);
}
/**
* Sets the value of the {@code width} property.
* @param width the value of the {@code width} property
*/
@JsxSetter(propertyName = "width")
public void setWidth_js(final String width) {
setWidthOrHeight("width", width, true);
}
/**
* Returns the value of the {@code height} property.
* @return the value of the {@code height} property
*/
@JsxGetter(propertyName = "height")
public String getHeight_js() {
return getWidthOrHeight("height", Boolean.TRUE);
}
/**
* Sets the value of the {@code height} property.
* @param height the value of the {@code height} property
*/
@JsxSetter(propertyName = "height")
public void setHeight_js(final String height) {
setWidthOrHeight("height", height, true);
}
/**
* Returns the value of the {@code align} property.
* @return the value of the {@code align} property
*/
@JsxGetter
public String getAlign() {
return getAlign(true);
}
/**
* Sets the value of the {@code align} property.
* @param align the value of the {@code align} property
*/
@JsxSetter
public void setAlign(final String align) {
setAlign(align, false);
}
/**
* Returns the {@code name} attribute.
* @return the {@code name} attribute
*/
@JsxGetter
@Override
public String getName() {
return getDomNodeOrDie().getAttributeDirect(DomElement.NAME_ATTRIBUTE);
}
/**
* Sets the {@code name} attribute.
* @param name the {@code name} attribute
*/
@JsxSetter
@Override
public void setName(final String name) {
getDomNodeOrDie().setAttribute(DomElement.NAME_ATTRIBUTE, name);
}
/**
* Returns the value of the JavaScript {@code form} attribute.
*
* @return the value of the JavaScript {@code form} attribute
*/
@JsxGetter
@Override
public HTMLFormElement getForm() {
final HtmlForm form = getDomNodeOrDie().getEnclosingForm();
if (form == null) {
return null;
}
return (HTMLFormElement) getScriptableFor(form);
}
/**
* Checks whether the element has any constraints and whether it satisfies them.
* @return if the element is valid
*/
@JsxFunction
public boolean checkValidity() {
return getDomNodeOrDie().isValid();
}
/**
* @return a ValidityState with the validity states that this element is in.
*/
@JsxGetter
public ValidityState getValidity() {
final ValidityState validityState = new ValidityState();
validityState.setPrototype(getPrototype(validityState.getClass()));
validityState.setParentScope(getParentScope());
validityState.setDomNode(getDomNodeOrDie());
return validityState;
}
/**
* @return whether the element is a candidate for constraint validation
*/
@JsxGetter
public boolean getWillValidate() {
return ((HtmlObject) getDomNodeOrDie()).willValidate();
}
/**
* Sets the custom validity message for the element to the specified message.
* @param message the new message
*/
@JsxFunction
public void setCustomValidity(final String message) {
((HtmlObject) getDomNodeOrDie()).setCustomValidity(message);
}
}
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