javaquery/demo-static-calculator/src/main/java/org/apidesign/bck2brwsr/mavenhtml/App.java
changeset 375 5751fe604e6b
parent 374 e5b4bd29f268
child 376 059cb07ac9b3
child 379 441a8274083d
     1.1 --- a/javaquery/demo-static-calculator/src/main/java/org/apidesign/bck2brwsr/mavenhtml/App.java	Mon Dec 24 07:57:33 2012 +0100
     1.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.3 @@ -1,88 +0,0 @@
     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.mavenhtml;
    1.22 -
    1.23 -import org.apidesign.bck2brwsr.htmlpage.api.OnClick;
    1.24 -import org.apidesign.bck2brwsr.htmlpage.api.Page;
    1.25 -
    1.26 -/** HTML5 & Java demo showing the power of 
    1.27 - * <a href="http://wiki.apidesign.org/wiki/AnnotationProcessor">annotation processors</a>
    1.28 - * as well as other goodies.
    1.29 - * 
    1.30 - * @author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
    1.31 - */
    1.32 -@Page(xhtml="Calculator.xhtml")
    1.33 -public class App {
    1.34 -    private static double memory;
    1.35 -    private static String operation;
    1.36 -    
    1.37 -    @OnClick(id="clear")
    1.38 -    static void clear() {
    1.39 -        memory = 0;
    1.40 -        operation = null;
    1.41 -        Calculator.DISPLAY.setValue("0");
    1.42 -    }
    1.43 -    
    1.44 -    @OnClick(id= { "plus", "minus", "mul", "div" })
    1.45 -    static void applyOp(String op) {
    1.46 -        memory = getValue();
    1.47 -        operation = op;
    1.48 -        Calculator.DISPLAY.setValue("0");
    1.49 -    }
    1.50 -    
    1.51 -    @OnClick(id="result")
    1.52 -    static void computeTheValue() {
    1.53 -        switch (operation) {
    1.54 -            case "plus": setValue(memory + getValue()); break;
    1.55 -            case "minus": setValue(memory - getValue()); break;
    1.56 -            case "mul": setValue(memory * getValue()); break;
    1.57 -            case "div": setValue(memory / getValue()); break;
    1.58 -            default: throw new IllegalStateException(operation);
    1.59 -        }
    1.60 -    }
    1.61 -    
    1.62 -    @OnClick(id={"n0", "n1", "n2", "n3", "n4", "n5", "n6", "n7", "n8", "n9"}) 
    1.63 -    static void addDigit(String digit) {
    1.64 -        digit = digit.substring(1);
    1.65 -        String v = Calculator.DISPLAY.getValue();
    1.66 -        if (getValue() == 0.0) {
    1.67 -            Calculator.DISPLAY.setValue(digit);
    1.68 -        } else {
    1.69 -            Calculator.DISPLAY.setValue(v + digit);
    1.70 -        }
    1.71 -    }
    1.72 -    
    1.73 -    private static void setValue(double v) {
    1.74 -        StringBuilder sb = new StringBuilder();
    1.75 -        sb.append(v);
    1.76 -        if (sb.toString().endsWith(".0")) {
    1.77 -            final int l = sb.length();
    1.78 -            sb.delete(l - 2, l);
    1.79 -        }
    1.80 -        Calculator.DISPLAY.setValue(sb.toString());
    1.81 -    }
    1.82 -
    1.83 -    private static double getValue() {
    1.84 -        try {
    1.85 -            return Double.parseDouble(Calculator.DISPLAY.getValue());
    1.86 -        } catch (NumberFormatException ex) {
    1.87 -            Calculator.DISPLAY.setValue("err");
    1.88 -            return 0.0;
    1.89 -        }
    1.90 -    }
    1.91 -}