1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/api/Element.java Fri Nov 09 11:47:00 2012 +0100
1.3 @@ -0,0 +1,65 @@
1.4 +/**
1.5 + * Back 2 Browser Bytecode Translator
1.6 + * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
1.7 + *
1.8 + * This program is free software: you can redistribute it and/or modify
1.9 + * it under the terms of the GNU General Public License as published by
1.10 + * the Free Software Foundation, version 2 of the License.
1.11 + *
1.12 + * This program is distributed in the hope that it will be useful,
1.13 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
1.14 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1.15 + * GNU General Public License for more details.
1.16 + *
1.17 + * You should have received a copy of the GNU General Public License
1.18 + * along with this program. Look for COPYING file in the top folder.
1.19 + * If not, see http://opensource.org/licenses/GPL-2.0.
1.20 + */
1.21 +package org.apidesign.bck2brwsr.htmlpage.api;
1.22 +
1.23 +import org.apidesign.bck2brwsr.core.JavaScriptBody;
1.24 +
1.25 +/** Represents a generic HTML element.
1.26 + *
1.27 + * @author Jaroslav Tulach <jtulach@netbeans.org>
1.28 + */
1.29 +public abstract class Element {
1.30 + private final String id;
1.31 +
1.32 + public Element(String id) {
1.33 + this.id = id;
1.34 + }
1.35 +
1.36 + abstract void dontSubclass();
1.37 +
1.38 + @JavaScriptBody(
1.39 + args={"el", "property", "value"},
1.40 + body="var e = window.document.getElementById(el.fld_id);\n"
1.41 + + "e[property] = value;\n"
1.42 + )
1.43 + static void setAttribute(Element el, String property, Object value) {
1.44 + throw new UnsupportedOperationException("Needs JavaScript!");
1.45 + }
1.46 +
1.47 + @JavaScriptBody(
1.48 + args={"el", "property"},
1.49 + body="var e = window.document.getElementById(el.fld_id);\n"
1.50 + + "return e[property];\n"
1.51 + )
1.52 + static Object getAttribute(Element el, String property) {
1.53 + throw new UnsupportedOperationException("Needs JavaScript!");
1.54 + }
1.55 +
1.56 + /** Executes given runnable when user performs a "click" on the given
1.57 + * element.
1.58 + * @param r the runnable to execute, never null
1.59 + */
1.60 + @JavaScriptBody(
1.61 + args={"el", "r"},
1.62 + body="var e = window.document.getElementById(el.fld_id);\n"
1.63 + + "e.onclick = function() { r.runV(); };\n"
1.64 + )
1.65 + public final void addOnClick(Runnable r) {
1.66 + throw new UnsupportedOperationException("Needs JavaScript!");
1.67 + }
1.68 +}