/*
* Copyright 2012 GWT-Bootstrap
*
* 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.github.gwtbootstrap.client.ui.resources;
import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.HeadElement;
import com.google.gwt.dom.client.ScriptElement;
/**
* Methods to inject JavaScript code into the document header.
*
* @since 2.0.4.0
*
* @author Carlos Alexandro Becker
*/
public class JavaScriptInjector extends AbstractInjector {
/**
* Injects the JavaScript code into a
* {@code <script type="text/javascript">...</script>} element in the
* document header.
*
* @param javascript
* the JavaScript code
*/
public static void inject(String javascript) {
HeadElement head = getHead();
ScriptElement element = createScriptElement();
element.setText(javascript);
head.appendChild(element);
}
private static ScriptElement createScriptElement() {
ScriptElement script = Document.get().createScriptElement();
script.setAttribute("type", "text/javascript");
script.setAttribute("charset", "UTF-8");
return script;
}
}