Qt Reference Documentation

main.cpp Example File

script/customclass/main.cpp
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 #include <QCoreApplication>
 #include <QtDebug>
 #include <QtScript>
 #include "bytearrayclass.h"

 int main(int argc, char **argv)
 {
     QCoreApplication app(argc, argv);

     QScriptEngine eng;

     ByteArrayClass *baClass = new ByteArrayClass(&eng);
     eng.globalObject().setProperty("ByteArray", baClass->constructor());

     qDebug() << "ba = new ByteArray(4):" << eng.evaluate("ba = new ByteArray(4)").toString();
     qDebug() << "ba instanceof ByteArray:" << eng.evaluate("ba instanceof ByteArray").toBool();
     qDebug() << "ba.length:" << eng.evaluate("ba.length").toNumber();
     qDebug() << "ba[1] = 123; ba[1]:" << eng.evaluate("ba[1] = 123; ba[1]").toNumber();
     qDebug() << "ba[7] = 224; ba.length:" << eng.evaluate("ba[7] = 224; ba.length").toNumber();
     qDebug() << "for-in loop:" << eng.evaluate("result = '';\n"
                                                "for (var p in ba) {\n"
                                                "  if (result.length > 0)\n"
                                                "    result += ', ';\n"
                                                "  result += '(' + p + ',' + ba[p] + ')';\n"
                                                "} result").toString();
     qDebug() << "ba.toBase64():" << eng.evaluate("b64 = ba.toBase64()").toString();
     qDebug() << "ba.toBase64().toLatin1String():" << eng.evaluate("b64.toLatin1String()").toString();
     qDebug() << "ba.valueOf():" << eng.evaluate("ba.valueOf()").toString();
     qDebug() << "ba.chop(2); ba.length:" << eng.evaluate("ba.chop(2); ba.length").toNumber();
     qDebug() << "ba2 = new ByteArray(ba):" << eng.evaluate("ba2 = new ByteArray(ba)").toString();
     qDebug() << "ba2.equals(ba):" << eng.evaluate("ba2.equals(ba)").toBool();
     qDebug() << "ba2.equals(new ByteArray()):" << eng.evaluate("ba2.equals(new ByteArray())").toBool();

     return 0;
 }