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Initial checkin of Web API
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‎src/de/inetsoftware/jwebassembly/web/JSObject.java‎

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/*
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* Copyright 2019 - 2020 Volker Berlin (i-net software)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.inetsoftware.jwebassembly.web;
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import de.inetsoftware.jwebassembly.api.annotation.Import;
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/**
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* The base type for all wrapped JavaScript objects.
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*
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* @author Volker Berlin
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*/
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public class JSObject {
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/** module name for JavaScript helper of the web */
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private final static String WEB = "Web";
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/**
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* Native object from JavaScript.
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*/
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protected final Object peer;
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/**
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* Create a Java instance as wrapper of the JavaScript object.
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*
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* @param peer
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* the native JavaScript object
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*/
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protected JSObject( Object peer ) {
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this.peer = peer;
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}
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/**
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* Native get a JavaScript property value by name from global variable window.
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*
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* @param <T>
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* the return type
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* @param propName
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* the name of the property as DOMString
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* @return the value of the property
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*/
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@Import( module = WEB, js = "(p)=>window[p]" )
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protected static native <T> T win_get( String propName );
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/**
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* Native get a JavaScript property value by name.
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*
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* @param <T>
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* the return type
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* @param peer
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* the JavaScript object
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* @param propName
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* the name of the property as DOMString
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* @return the value of the property
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*/
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@Import( module = WEB, js = "(o,p)=>o[p]" )
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private static native <T> T get0( Object peer, String propName );
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/**
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* Get the value of a property of this object.
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*
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* @param <T>
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* the return type
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* @param propName
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* the name of the property
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* @return the value of the property
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*/
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protected <T> T get( String propName ) {
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return get0( peer, propName );
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}
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/**
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* Native invoke a JavaScript method with one parameter.
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*
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* @param <T>
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* the return type
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* @param peer
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* the JavaScript object
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* @param methodName
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* the method name
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* @param param1
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* the parameter
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* @return the return value
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*/
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@Import( module = WEB, js = "(o,m,p1)=>o[m](p1)" )
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private static native <T> T invoke1( Object peer, String methodName, Object param1 );
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/**
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* Invoke a JavaScript method with one parameter of this object.
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*
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* @param <T>
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* the return type
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* @param methodName
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* the method name
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* @param param1
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* the parameter
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* @return the return value
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*/
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protected <T> T invoke( String methodName, Object param1 ) {
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return invoke1( peer, methodName, param1 );
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}
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}

‎src/de/inetsoftware/jwebassembly/web/dom/CharacterData.java‎

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/*
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* Copyright 2019 - 2020 Volker Berlin (i-net software)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.inetsoftware.jwebassembly.web.dom;
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/CharacterData
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*
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* @author Volker Berlin
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*/
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public class CharacterData extends Node {
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/**
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* Create a Java instance as wrapper of the JavaScript object.
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*
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* @param peer
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* the native JavaScript object
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*/
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CharacterData( Object peer ) {
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super( peer );
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}
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}

‎src/de/inetsoftware/jwebassembly/web/dom/Document.java‎

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/*
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* Copyright 2019 - 2020 Volker Berlin (i-net software)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.inetsoftware.jwebassembly.web.dom;
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/Document
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*
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* @author Volker Berlin
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*/
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public class Document extends Node {
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/**
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* Create a Java instance as wrapper of the JavaScript object.
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*
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* @param peer
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* the native JavaScript object
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*/
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Document( Object peer ) {
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super( peer );
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}
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/Document/createElement
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*
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* @param tagName
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* type of element
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* @return The new Element
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*/
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public HTMLElement createElement( String tagName ) {
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return new HTMLElement( invoke( "createElement", tagName ) );
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}
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/Document/createTextNode
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*
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* @param data
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* the text data
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* @return the text node
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*/
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public Text createTextNode( String data ) {
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return new Text( invoke( "createTextNode", data ) );
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}
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/Document/body
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*
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* @return the body
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*/
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public Node body() {
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Object obj = get( "body" );
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if( obj == null ) {
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return null;
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}
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return new Node( obj );
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}
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}

‎src/de/inetsoftware/jwebassembly/web/dom/Element.java‎

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/*
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* Copyright 2019 - 2020 Volker Berlin (i-net software)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.inetsoftware.jwebassembly.web.dom;
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/Element
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*
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* @author Volker Berlin
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*/
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public class Element extends Node {
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/**
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* Create a Java instance as wrapper of the JavaScript object.
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*
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* @param peer
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* the native JavaScript object
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*/
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Element( Object peer ) {
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super( peer );
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}
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}

‎src/de/inetsoftware/jwebassembly/web/dom/EventTarget.java‎

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/*
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* Copyright 2019 - 2020 Volker Berlin (i-net software)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.inetsoftware.jwebassembly.web.dom;
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import de.inetsoftware.jwebassembly.web.JSObject;
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/EventTarget
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*
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* @author Volker Berlin
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*/
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public class EventTarget extends JSObject {
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/**
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* Create a Java instance as wrapper of the JavaScript object.
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* @param peer the native JavaScript object
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*/
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EventTarget( Object peer ) {
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super( peer );
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}
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}

‎src/de/inetsoftware/jwebassembly/web/dom/HTMLElement.java‎

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/*
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* Copyright 2019 - 2020 Volker Berlin (i-net software)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.inetsoftware.jwebassembly.web.dom;
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement
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*
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* @author Volker Berlin
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*/
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public class HTMLElement extends Element {
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/**
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* Create a Java instance as wrapper of the JavaScript object.
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*
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* @param peer
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* the native JavaScript object
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*/
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HTMLElement( Object peer ) {
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super( peer );
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}
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}

‎src/de/inetsoftware/jwebassembly/web/dom/Node.java‎

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/*
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* Copyright 2019 - 2020 Volker Berlin (i-net software)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.inetsoftware.jwebassembly.web.dom;
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/Node
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*
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* @author Volker Berlin
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*/
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public class Node extends EventTarget {
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/**
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* Create a Java instance as wrapper of the JavaScript object.
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*
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* @param peer
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* the native JavaScript object
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*/
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Node( Object peer ) {
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super( peer );
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}
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/**
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* https://developer.mozilla.org/en-US/docs/Web/API/Node/appendChild
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*
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* @param child
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* the child
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*/
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public void appendChild( Node child ) {
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invoke( "appendChild", child.peer );
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}
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}

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