/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.waveprotocol.wave.client.doodad.form.input;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.StyleInjector;
import com.google.gwt.resources.client.ClientBundle;
import com.google.gwt.resources.client.CssResource;
import org.waveprotocol.wave.client.common.util.DomHelper;
import org.waveprotocol.wave.client.editor.Editor;
import org.waveprotocol.wave.client.editor.ElementHandlerRegistry;
import org.waveprotocol.wave.client.editor.content.ContentElement;
import org.waveprotocol.wave.client.editor.content.Renderer;
import org.waveprotocol.wave.client.editor.content.misc.LinoTextEventHandler;
import org.waveprotocol.wave.client.editor.content.paragraph.DefaultParagraphHtmlRenderer;
import org.waveprotocol.wave.client.editor.content.paragraph.LineRendering;
import org.waveprotocol.wave.client.editor.content.paragraph.Paragraph;
import org.waveprotocol.wave.client.editor.content.paragraph.ParagraphRenderer;
import org.waveprotocol.wave.model.document.util.XmlStringBuilder;
public class Input extends LinoTextEventHandler {
public interface Resources extends ClientBundle {
@Source("Input.css")
Css css();
}
public interface Css extends CssResource {
String input();
String textarea();
}
public static final String INPUT_TAGNAME = "input";
public static final String TEXTAREA_TAGNAME = "textarea";
private static final String NAME = ContentElement.NAME;
private static final String SUBMIT = ContentElement.SUBMIT;
/** The singleton instance of our CSS resources. */
private static final Css css = GWT.<Resources>create(Resources.class).css();
/**
* Registers subclass with ContentElement
*/
public static void register(final ElementHandlerRegistry registry) {
Editor.TAB_TARGETS.add(INPUT_TAGNAME);
Editor.TAB_TARGETS.add(TEXTAREA_TAGNAME);
// Also register text area.
// TODO(danilatos): Do proper text area doodad, needs a non-paragraph
// implementation as it does not contain text directly, it is more
// akin to a top-level container element.
Paragraph.register(INPUT_TAGNAME, registry);
registry.registerEventHandler(INPUT_TAGNAME, new Input());
registry.registerRenderer(INPUT_TAGNAME, new ParagraphRenderer(
new DefaultParagraphHtmlRenderer() {
@Override
protected Element createNodelet(Renderable element) {
Element e = DomHelper.setContentEditable(
Document.get().createElement("span"), true, true);
e.setClassName(css.input());
return e;
}
}));
LineRendering.registerContainer(TEXTAREA_TAGNAME, registry);
registry.registerRenderer(TEXTAREA_TAGNAME, new Renderer() {
@Override
public Element createDomImpl(Renderable element) {
Element e = DomHelper.setContentEditable(
Document.get().createElement(TEXTAREA_TAGNAME), true, true);
e.setClassName(css.textarea());
return element.setAutoAppendContainer(e);
}
});
}
/**
* Register schema + inject stylesheet
*/
static {
// For unit testing using mockito all Gwt.Create() returns mocks.
// The mock for Resources.class returns null css by default.
if (css != null) {
StyleInjector.inject(css.getText(), true);
}
}
/**
* @param value
* @param name
* @return A content xml string containing an input field
*/
public static XmlStringBuilder constructXml(XmlStringBuilder value, String name) {
return value.wrap(INPUT_TAGNAME, NAME, name);
}
/**
* @param value
* @param name
* @return A content xml string containing an input field
*/
public static XmlStringBuilder constructXml(
XmlStringBuilder value, String name, String submit) {
return value.wrap(INPUT_TAGNAME, NAME, name, SUBMIT, submit);
}
}