com.gargoylesoftware.htmlunit.javascript.host.event.PopStateEvent Maven / Gradle / Ivy
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A headless browser intended for use in testing web-based applications.
/*
* Copyright (c) 2002-2018 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
* http://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 com.gargoylesoftware.htmlunit.javascript.host.event;
import static com.gargoylesoftware.htmlunit.BrowserVersionFeatures.JS_POP_STATE_EVENT_CLONE_STATE;
import static com.gargoylesoftware.htmlunit.javascript.configuration.SupportedBrowser.CHROME;
import static com.gargoylesoftware.htmlunit.javascript.configuration.SupportedBrowser.EDGE;
import static com.gargoylesoftware.htmlunit.javascript.configuration.SupportedBrowser.FF;
import com.gargoylesoftware.htmlunit.javascript.configuration.JsxClass;
import com.gargoylesoftware.htmlunit.javascript.configuration.JsxConstructor;
import com.gargoylesoftware.htmlunit.javascript.configuration.JsxGetter;
import net.sourceforge.htmlunit.corejs.javascript.Context;
import net.sourceforge.htmlunit.corejs.javascript.NativeObject;
import net.sourceforge.htmlunit.corejs.javascript.Scriptable;
import net.sourceforge.htmlunit.corejs.javascript.ScriptableObject;
import net.sourceforge.htmlunit.corejs.javascript.Undefined;
/**
* A JavaScript object for {@code PopStateEvent}.
*
* @author Ahmed Ashour
* @author Adam Afeltowicz
* @author Ronald Brill
*/
@JsxClass
public class PopStateEvent extends Event {
private Object state_;
/**
* Default constructor.
*/
public PopStateEvent() {
setEventType("");
}
/**
* {@inheritDoc}
*/
@Override
@JsxConstructor({CHROME, FF, EDGE})
public void jsConstructor(final String type, final ScriptableObject details) {
super.jsConstructor(type, details);
if (details != null && details != Undefined.instance) {
state_ = details.get("state");
}
}
/**
* Creates a new event instance.
*
* @param target the event target
* @param type the event type
* @param state the state object
*/
public PopStateEvent(final EventTarget target, final String type, final Object state) {
super(target, type);
if (state instanceof NativeObject && getBrowserVersion().hasFeature(JS_POP_STATE_EVENT_CLONE_STATE)) {
final NativeObject old = (NativeObject) state;
final NativeObject newState = new NativeObject();
Context.enter();
try {
for (final Object o : ScriptableObject.getPropertyIds(old)) {
final String property = Context.toString(o);
newState.defineProperty(property, ScriptableObject.getProperty(old, property),
ScriptableObject.EMPTY);
}
}
finally {
Context.exit();
}
state_ = newState;
}
else {
state_ = state;
}
}
/**
* Return the state object.
* @return the state object
*/
@JsxGetter
public Object getState() {
return state_;
}
/**
* {@inheritDoc}
*/
@Override
public void put(final String name, final Scriptable start, final Object value) {
if (!"state".equals(name)) {
super.put(name, start, value);
}
}
}