javaquery/demo-calculator/src/main/resources/org/apidesign/bck2brwsr/mavenhtml/Calculator.xhtml
1.1 --- a/javaquery/demo-calculator/src/main/resources/org/apidesign/bck2brwsr/mavenhtml/Calculator.xhtml Thu Nov 22 00:18:34 2012 +0100
1.2 +++ b/javaquery/demo-calculator/src/main/resources/org/apidesign/bck2brwsr/mavenhtml/Calculator.xhtml Thu Nov 22 10:38:38 2012 +0100
1.3 @@ -28,6 +28,7 @@
1.4 pre {color: #ffffff; background-color: #121e31; font-family: Monospaced}
1.5 table {color: #ffffff; background-color: #121e31; font-family: Monospaced}
1.6 .string {color: #e2ce00}
1.7 + a {color: #e2ce00}
1.8 .ST1 {color: #0000cc; font-family: Monospaced; font-weight: bold}
1.9 .ST0 {color: #0000ff}
1.10 .comment {color: #428bdd}
1.11 @@ -41,7 +42,7 @@
1.12 </style>
1.13 </head>
1.14 <body>
1.15 - <h1>Java & HTML5</h1>
1.16 + <h1>Java and HTML5 - Together at Last!</h1>
1.17 <table border="0" cellspacing="2">
1.18 <tbody>
1.19 <tr>
1.20 @@ -79,10 +80,75 @@
1.21 <script src="bootjava.js"/>
1.22
1.23 <hr/>
1.24 - <p>
1.25 - More information at the <a href="http://wiki.apidesign.org/wiki/Bck2Brwsr">
1.26 - Bck2Brwsr
1.27 - </a> project page.
1.28 - </p>
1.29 + <pre>
1.30 + <span class="keyword-directive">package</span> org.apidesign.bck2brwsr.mavenhtml;
1.31 +
1.32 + <span class="keyword-directive">import</span> org.apidesign.bck2brwsr.htmlpage.api.OnClick;
1.33 + <span class="keyword-directive">import</span> org.apidesign.bck2brwsr.htmlpage.api.Page;
1.34 +
1.35 + <span class="comment">/**</span> <span class="comment">HTML5</span><span class="comment"> & </span><span class="comment">Java</span> <span class="comment">demo</span> <span class="comment">showing</span> <span class="comment">the</span> <span class="comment">power</span> <span class="comment">of</span> <a href="http://wiki.apidesign.org/wiki/AnnotationProcessor">annotation processors</a>
1.36 + <span class="comment"> * </span><span class="comment">as</span> <span class="comment">well</span> <span class="comment">as</span> <span class="comment">other</span> <span class="comment">goodies</span><span class="comment">, including type-safe association between</span>
1.37 + <span class="comment"> * </span><span class="comment">an XHTML page and Java.</span>
1.38 + <span class="comment"> * </span>
1.39 + <span class="comment"> * </span><span class="ST1">@author</span> <span class="comment">Jaroslav</span> <span class="comment">Tulach</span> <span class="ST0"><jaroslav.tulach@apidesign.org></span>
1.40 + <span class="comment">*/</span>
1.41 + @Page(xhtml=<span class="string">"</span><span class="string">Calculator.xhtml</span><span class="string">"</span>)
1.42 + <span class="keyword-directive">public</span> <span class="keyword-directive">class</span> App {
1.43 + <span class="keyword-directive">private</span> <span class="keyword-directive">static</span> <span class="keyword-directive">double</span> memory;
1.44 + <span class="keyword-directive">private</span> <span class="keyword-directive">static</span> String operation;
1.45 +
1.46 + @OnClick(id=<span class="string">"</span><span class="string">clear</span><span class="string">"</span>)
1.47 + <span class="keyword-directive">static</span> <span class="keyword-directive">void</span> clear() {
1.48 + memory = <span class="number">0</span>;
1.49 + operation = <span class="keyword-directive">null</span>;
1.50 + Calculator.DISPLAY.setValue(<span class="string">"</span><span class="string">0</span><span class="string">"</span>);
1.51 + }
1.52 +
1.53 + @OnClick(id= { <span class="string">"</span><span class="string">plus</span><span class="string">"</span>, <span class="string">"</span><span class="string">minus</span><span class="string">"</span>, <span class="string">"</span><span class="string">mul</span><span class="string">"</span>, <span class="string">"</span><span class="string">div</span><span class="string">"</span> })
1.54 + <span class="keyword-directive">static</span> <span class="keyword-directive">void</span> applyOp(String op) {
1.55 + memory = getValue();
1.56 + operation = op;
1.57 + Calculator.DISPLAY.setValue(<span class="string">"</span><span class="string">0</span><span class="string">"</span>);
1.58 + }
1.59 +
1.60 + @OnClick(id=<span class="string">"</span><span class="string">result</span><span class="string">"</span>)
1.61 + <span class="keyword-directive">static</span> <span class="keyword-directive">void</span> computeTheValue() {
1.62 + <span class="keyword-directive">switch</span> (operation) {
1.63 + <span class="keyword-directive">case</span> <span class="string">"</span><span class="string">plus</span><span class="string">"</span>: setValue(memory + getValue()); <span class="keyword-directive">break</span>;
1.64 + <span class="keyword-directive">case</span> <span class="string">"</span><span class="string">minus</span><span class="string">"</span>: setValue(memory - getValue()); <span class="keyword-directive">break</span>;
1.65 + <span class="keyword-directive">case</span> <span class="string">"</span><span class="string">mul</span><span class="string">"</span>: setValue(memory * getValue()); <span class="keyword-directive">break</span>;
1.66 + <span class="keyword-directive">case</span> <span class="string">"</span><span class="string">div</span><span class="string">"</span>: setValue(memory / getValue()); <span class="keyword-directive">break</span>;
1.67 + <span class="keyword-directive">default</span>: <span class="keyword-directive">throw</span> <span class="keyword-directive">new</span> IllegalStateException(operation);
1.68 + }
1.69 + }
1.70 +
1.71 + @OnClick(id={<span class="string">"</span><span class="string">n0</span><span class="string">"</span>, <span class="string">"</span><span class="string">n1</span><span class="string">"</span>, <span class="string">"</span><span class="string">n2</span><span class="string">"</span>, <span class="string">"</span><span class="string">n3</span><span class="string">"</span>, <span class="string">"</span><span class="string">n4</span><span class="string">"</span>, <span class="string">"</span><span class="string">n5</span><span class="string">"</span>, <span class="string">"</span><span class="string">n6</span><span class="string">"</span>, <span class="string">"</span><span class="string">n7</span><span class="string">"</span>, <span class="string">"</span><span class="string">n8</span><span class="string">"</span>, <span class="string">"</span><span class="string">n9</span><span class="string">"</span>})
1.72 + <span class="keyword-directive">static</span> <span class="keyword-directive">void</span> addDigit(String digit) {
1.73 + digit = digit.substring(<span class="number">1</span>);
1.74 + String v = Calculator.DISPLAY.getValue();
1.75 + <span class="keyword-directive">if</span> (getValue() == <span class="number">0.0</span>) {
1.76 + Calculator.DISPLAY.setValue(digit);
1.77 + } <span class="keyword-directive">else</span> {
1.78 + Calculator.DISPLAY.setValue(v + digit);
1.79 + }
1.80 + }
1.81 +
1.82 + <span class="keyword-directive">private</span> <span class="keyword-directive">static</span> <span class="keyword-directive">void</span> setValue(<span class="keyword-directive">double</span> v) {
1.83 + StringBuilder sb = <span class="keyword-directive">new</span> StringBuilder();
1.84 + sb.append(v);
1.85 + Calculator.DISPLAY.setValue(sb.toString());
1.86 + }
1.87 +
1.88 + <span class="keyword-directive">private</span> <span class="keyword-directive">static</span> <span class="keyword-directive">double</span> getValue() {
1.89 + <span class="keyword-directive">try</span> {
1.90 + <span class="keyword-directive">return</span> Double.parseDouble(Calculator.DISPLAY.getValue());
1.91 + } <span class="keyword-directive">catch</span> (NumberFormatException ex) {
1.92 + Calculator.DISPLAY.setValue(<span class="string">"</span><span class="string">err</span><span class="string">"</span>);
1.93 + <span class="keyword-directive">return</span> <span class="number">0.0</span>;
1.94 + }
1.95 + }
1.96 + }
1.97 +
1.98 + </pre>
1.99 </body>
1.100 </html>